Release v1.12.1

.fixmie.yml

@@ -1,3 +0,0 @@
-go:
-  comments:
-    disabled: true

.github/ISSUE_TEMPLATE/Bug_report.md

@@ -1,7 +1,6 @@
 ---
 name: Bug report
 about: Create a report to help us improve. (Check the FAQ on the wiki first)
-labels: bug
 
 ---
 

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -1,7 +1,6 @@
 ---
 name: Feature request
 about: Suggest an idea for this project
-labels: enhancement
 
 ---
 

.gitignore

@@ -1,6 +0,0 @@
-# Exclude matterbridge binary
-/matterbridge
-/matterbridge.exe
-
-# Exclude configuration file
-matterbridge.toml

.golangci.yaml

@@ -1,210 +0,0 @@
-# For full documentation of the configuration options please
-# see: https://github.com/golangci/golangci-lint#config-file.
-
-# options for analysis running
-run:
-  # default concurrency is the available CPU number
-  # concurrency: 4
-
-  # timeout for analysis, e.g. 30s, 5m, default is 1m
-  deadline: 2m
-
-  # exit code when at least one issue was found, default is 1
-  issues-exit-code: 1
-
-  # include test files or not, default is true
-  tests: true
-
-  # list of build tags, all linters use it. Default is empty list.
-  build-tags:
-
-  # which dirs to skip: they won't be analyzed;
-  # can use regexp here: generated.*, regexp is applied on full path;
-  # default value is empty list, but next dirs are always skipped independently
-  # from this option's value:
-  #   	vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
-  skip-dirs: gateway/bridgemap$
-
-  # which files to skip: they will be analyzed, but issues from them
-  # won't be reported. Default value is empty list, but there is
-  # no need to include all autogenerated files, we confidently recognize
-  # autogenerated files. If it's not please let us know.
-  skip-files:
-
-
-# output configuration options
-output:
-  # colored-line-number|line-number|json|tab|checkstyle, default is "colored-line-number"
-  format: colored-line-number
-
-  # print lines of code with issue, default is true
-  print-issued-lines: true
-
-  # print linter name in the end of issue text, default is true
-  print-linter-name: true
-
-
-# all available settings of specific linters, we can set an option for
-# a given linter even if we deactivate that same linter at runtime
-linters-settings:
-  errcheck:
-    # report about not checking of errors in type assertions: `a := b.(MyStruct)`;
-    # default is false: such cases aren't reported by default.
-    check-type-assertions: false
-
-    # report about assignment of errors to blank identifier: `num, _ := strconv.Atoi(numStr)`;
-    # default is false: such cases aren't reported by default.
-    check-blank: false
-  govet:
-    # report about shadowed variables
-    check-shadowing: true
-  golint:
-    # minimal confidence for issues, default is 0.8
-    min-confidence: 0.8
-  gofmt:
-    # simplify code: gofmt with `-s` option, true by default
-    simplify: true
-  goimports:
-    # put imports beginning with prefix after 3rd-party packages;
-    # it's a comma-separated list of prefixes
-    local-prefixes: github.com
-  gocyclo:
-    # minimal code complexity to report, 30 by default (but we recommend 10-20)
-    min-complexity: 15
-  maligned:
-    # print struct with more effective memory layout or not, false by default
-    suggest-new: true
-  dupl:
-    # tokens count to trigger issue, 150 by default
-    threshold: 150
-  goconst:
-    # minimal length of string constant, 3 by default
-    min-len: 3
-    # minimal occurrences count to trigger, 3 by default
-    min-occurrences: 3
-  depguard:
-    list-type: blacklist
-    include-go-root: false
-    packages:
-    # List of packages that we would want to blacklist for... reasons.
-  misspell:
-    # Correct spellings using locale preferences for US or UK.
-    # Default is to use a neutral variety of English.
-    # Setting locale to US will correct the British spelling of 'colour' to 'color'.
-    locale: US
-  lll:
-    # max line length, lines longer will be reported. Default is 120.
-    # '\t' is counted as 1 character by default, and can be changed with the tab-width option
-    line-length: 150
-    # tab width in spaces. Default to 1.
-    tab-width: 1
-  unused:
-    # treat code as a program (not a library) and report unused exported identifiers; default is false.
-    # XXX: if you enable this setting, unused will report a lot of false-positives in text editors:
-    # if it's called for subdir of a project it can't find funcs usages. All text editor integrations
-    # with golangci-lint call it on a directory with the changed file.
-    check-exported: false
-  unparam:
-    # Inspect exported functions, default is false. Set to true if no external program/library imports your code.
-    # XXX: if you enable this setting, unparam will report a lot of false-positives in text editors:
-    # if it's called for subdir of a project it can't find external interfaces. All text editor integrations
-    # with golangci-lint call it on a directory with the changed file.
-    check-exported: false
-  nakedret:
-    # make an issue if func has more lines of code than this setting and it has naked returns; default is 30
-    max-func-lines: 0 # Warn on all naked returns.
-  prealloc:
-    # XXX: we don't recommend using this linter before doing performance profiling.
-    # For most programs usage of prealloc will be a premature optimization.
-
-    # Report preallocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.
-    # True by default.
-    simple: true
-    range-loops: true # Report preallocation suggestions on range loops, true by default
-    for-loops: false # Report preallocation suggestions on for loops, false by default
-  gocritic:
-    # which checks should be enabled; can't be combined with 'disabled-checks';
-    # default are: [appendAssign assignOp caseOrder dupArg dupBranchBody dupCase flagDeref
-    # ifElseChain regexpMust singleCaseSwitch sloppyLen switchTrue typeSwitchVar underef
-    # unlambda unslice rangeValCopy defaultCaseOrder];
-    # all checks list: https://github.com/go-critic/checkers
-    # disabled for now - hugeParam
-    enabled-checks:
-      - appendAssign
-      - assignOp
-      - boolExprSimplify
-      - builtinShadow
-      - captLocal
-      - caseOrder
-      - commentedOutImport
-      - defaultCaseOrder
-      - dupArg
-      - dupBranchBody
-      - dupCase
-      - dupSubExpr
-      - elseif
-      - emptyFallthrough
-      - ifElseChain
-      - importShadow
-      - indexAlloc
-      - methodExprCall
-      - nestingReduce
-      - offBy1
-      - ptrToRefParam
-      - regexpMust
-      - singleCaseSwitch
-      - sloppyLen
-      - switchTrue
-      - typeSwitchVar
-      - typeUnparen
-      - underef
-      - unlambda
-      - unnecessaryBlock
-      - unslice
-      - valSwap
-      - wrapperFunc
-      - yodaStyleExpr
-
-
-# linters that we should / shouldn't run
-linters:
-  enable-all: true
-  disable:
-    - gochecknoglobals
-    - lll
-    - maligned
-    - prealloc
-    - wsl
-    - gomnd
-
-
-# rules to deal with reported isues
-issues:
-  # List of regexps of issue texts to exclude, empty list by default.
-  # But independently from this option we use default exclude patterns,
-  # it can be disabled by `exclude-use-default: false`. To list all
-  # excluded by default patterns execute `golangci-lint run --help`
-  exclude:
-
-  # Independently from option `exclude` we use default exclude patterns,
-  # it can be disabled by this option. To list all
-  # excluded by default patterns execute `golangci-lint run --help`.
-  # Default value for this option is true.
-  exclude-use-default: true
-
-  # Maximum issues count per one linter. Set to 0 to disable. Default is 50.
-  max-per-linter: 0
-
-  # Maximum count of issues with the same text. Set to 0 to disable. Default is 3.
-  max-same-issues: 0
-
-  # Show only new issues: if there are unstaged changes or untracked files,
-  # only those changes are analyzed, else only changes in HEAD~ are analyzed.
-  # It's a super-useful option for integration of golangci-lint into existing
-  # large codebase. It's not practical to fix all existing issues at the moment
-  # of integration: much better don't allow issues in new code.
-  # Default is false.
-  new: false
-
-  # Show only new issues created after git revision `REV`
-  new-from-rev: "HEAD~1"

.goreleaser.yml

@@ -1,38 +0,0 @@
-release:
-  prerelease: auto
-  name_template: "{{.ProjectName}} v{{.Version}}"
-
-builds:
-- env:
-    - CGO_ENABLED=0
-  goos:
-    - freebsd
-    - windows
-    - darwin
-    - linux
-    - dragonfly
-    - netbsd
-    - openbsd
-  goarch:
-    - amd64
-    - arm
-    - arm64
-    - 386
-  ldflags:
-    - -s -w -X main.githash={{.ShortCommit}}
-
-archives:
-  -
-    id: matterbridge
-    builds:
-    - matterbridge
-    name_template: "{{ .Binary }}-{{ .Version }}-{{ .Os }}-{{ .Arch }}{{ if .Arm }}v{{ .Arm }}{{ end }}"
-    format: binary
-    files:
-      - none*
-    replacements:
-      386: 32bit
-      amd64: 64bit
-
-checksum:
-  name_template: 'checksums.txt'

.travis.yml

@@ -1,56 +1,55 @@
 language: go
-go_import_path: github.com/42wim/matterbridge
+go:
+    - 1.11.x
 
-# We have everything vendored so this helps TravisCI not run `go get ...`.
+# we have everything vendored
 install: true
 
 git:
   depth: 200
 
+env:
+    - GOOS=linux GOARCH=amd64
+      #    - GOOS=windows GOARCH=amd64
+      #- GOOS=linux GOARCH=arm
+
+matrix:
+  # It's ok if our code fails on unstable development versions of Go.
+  allow_failures:
+    - go: tip
+  # Don't wait for tip tests to finish. Mark the test run green if the
+  # tests pass on the stable versions of Go.
+  fast_finish: true
+
 notifications:
-  email: false
+      email: false
 
-branches:
-  only:
-  - master
-  - /.*/
+before_script:
+  - MY_VERSION=$(git describe --tags)
+#  - GO_FILES=$(find . -iname '*.go' | grep -v /vendor/)  # All the .go files, excluding vendor/
+  - PKGS=$(go list ./... | grep -v /vendor/)             # All the import paths, excluding vendor/
+#  - go get github.com/golang/lint/golint                 # Linter
+#- go get honnef.co/go/tools/cmd/megacheck              # Badass static analyzer/linter
+  - curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | bash -s -- -b $GOPATH/bin v1.12.2
 
-jobs:
-  include:
-  - stage: lint
-    # Run linting in one Go environment only.
-    script: ./ci/lint.sh
-    go: 1.14.x
-    env:
-    - GO111MODULE=on
-    - GOLANGCI_VERSION="v1.23.7"
-  - stage: test
-    # Run tests in a combination of Go environments.
-    script: ./ci/test.sh
-    go: 1.13.x
-    env:
-    - GOFLAGS=-mod=vendor
-  - script: ./ci/test.sh
-    go: 1.13.x
-    env:
-    - GO111MODULE=on
-  - script: ./ci/test.sh
-    go: 1.14.x
-    env:
-    - GO111MODULE=on
-    - REPORT_COVERAGE=1
-    - BINDEPLOY=1
 
-before_deploy: /bin/bash ci/bintray.sh
+# Anything in before_script: that returns a nonzero exit code will
+# flunk the build and immediately stop. It's sorta like having
+# set -e enabled in bash. 
+script:
+  #- test -z "$(go fmt ./...)"         # Fail if a .go file hasn't been formatted with gofmt
+  - go test -v -race $PKGS            # Run all the tests with the race detector enabled
+  #- go vet $PKGS                      # go vet is the official Go static analyzer
+  - golangci-lint run --enable-all -D lll -D errcheck -D gosec -D maligned -D prealloc -D gocyclo -D gochecknoglobals
+  #- megacheck $PKGS                   # "go vet on steroids" + linter
+  - /bin/bash ci/bintray.sh
+  #- golint -set_exit_status $PKGS     # one last linter
 
 deploy:
-  on:
-    all_branches: true
-    condition: $BINDEPLOY = 1
   provider: bintray
   edge:
     branch: v1.8.47
   file: ci/deploy.json
   user: 42wim
   key:
-    secure: "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"
+     secure: "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"

Dockerfile

@@ -1,13 +1,11 @@
-FROM alpine:edge AS builder
+FROM alpine:edge
+ENTRYPOINT ["/bin/matterbridge"]
 
 COPY . /go/src/github.com/42wim/matterbridge
-RUN apk update && apk add go git gcc musl-dev \
+RUN apk update && apk add go git gcc musl-dev ca-certificates \
         && cd /go/src/github.com/42wim/matterbridge \
         && export GOPATH=/go \
         && go get \
-        && go build -x -ldflags "-X main.githash=$(git log --pretty=format:'%h' -n 1)" -o /bin/matterbridge
-
-FROM alpine:edge
-RUN apk --no-cache add ca-certificates mailcap
-COPY --from=builder /bin/matterbridge /bin/matterbridge
-ENTRYPOINT ["/bin/matterbridge"]
+        && go build -x -ldflags "-X main.githash=$(git log --pretty=format:'%h' -n 1)" -o /bin/matterbridge \
+        && rm -rf /go \
+        && apk del --purge git go gcc musl-dev

README.md

@@ -3,200 +3,124 @@
 # matterbridge
 
 ![Matterbridge Logo](img/matterbridge-notext.gif)<br />
-**A simple chat bridge**<br />
-Letting people be where they want to be.<br />
-<sub>Bridges between a growing number of protocols. Click below to demo or join the development chat.</sub>
+   **A simple chat bridge**<br />
+   Letting people be where they want to be.<br />
+   <sub>Bridges between a growing number of protocols. Click below to demo.</sub>
 
    <sup>
 
-[Discord][mb-discord] |
-[Gitter][mb-gitter] |
-[IRC][mb-irc] |
-[Keybase][mb-keybase] |
-[Matrix][mb-matrix] |
-[Mattermost][mb-mattermost] |
-[MSTeams][mb-msteams] |
-[Rocket.Chat][mb-rocketchat] |
-[Slack][mb-slack] |
-[Telegram][mb-telegram] |
-[Twitch][mb-twitch] |
-[WhatsApp][mb-whatsapp] |
-[XMPP][mb-xmpp] |
-[Zulip][mb-zulip] |
-And more...
-</sup>
-
----
+   [Gitter][mb-gitter] |
+   [IRC][mb-irc] |
+      [Discord][mb-discord] |
+      [Matrix][mb-matrix] |
+      [Slack][mb-slack] |
+      [Mattermost][mb-mattermost] |
+      [XMPP][mb-xmpp] |
+      [Twitch][mb-twitch] |
+      [Zulip][mb-zulip] |
+      And more...
+   </sup>
 
+----
 [![Download stable](https://img.shields.io/github/release/42wim/matterbridge.svg?label=download%20stable)](https://github.com/42wim/matterbridge/releases/latest)
-[![Download dev](https://img.shields.io/bintray/v/42wim/nightly/Matterbridge.svg?label=download%20dev&colorB=007ec6)](https://bintray.com/42wim/nightly/Matterbridge/_latestVersion)
-[![Maintainability](https://api.codeclimate.com/v1/badges/82dff70ef2ba85a6173a/maintainability)](https://codeclimate.com/github/42wim/matterbridge/maintainability)
-[![Test Coverage](https://api.codeclimate.com/v1/badges/82dff70ef2ba85a6173a/test_coverage)](https://codeclimate.com/github/42wim/matterbridge/test_coverage)<br />
-
+   [![Download dev](https://img.shields.io/bintray/v/42wim/nightly/Matterbridge.svg?label=download%20dev&colorB=007ec6)](https://bintray.com/42wim/nightly/Matterbridge/_latestVersion)
+   [![Maintainability](https://api.codeclimate.com/v1/badges/82dff70ef2ba85a6173a/maintainability)](https://codeclimate.com/github/42wim/matterbridge/maintainability)
+   [![Test Coverage](https://api.codeclimate.com/v1/badges/82dff70ef2ba85a6173a/test_coverage)](https://codeclimate.com/github/42wim/matterbridge/test_coverage)<br />
   <hr />
 </div>
 <div align="right"><sup>
 
 **Note:** Matter<em>most</em> isn't required to run matter<em>bridge</em>.</sup></div>
 
-<p>
-  <a href="https://www.digitalocean.com/">
-    <img src="https://opensource.nyc3.cdn.digitaloceanspaces.com/attribution/assets/PoweredByDO/DO_Powered_by_Badge_blue.svg" width="201px">
-  </a>
-</p>
-
-# Table of Contents
-
-- [matterbridge](#matterbridge)
-- [Table of Contents](#table-of-contents)
-  - [Features](#features)
-    - [Natively supported](#natively-supported)
-    - [3rd party via matterbridge api](#3rd-party-via-matterbridge-api)
-    - [API](#api)
-  - [Chat with us](#chat-with-us)
-  - [Screenshots](#screenshots)
-  - [Installing / upgrading](#installing--upgrading)
-    - [Binaries](#binaries)
-    - [Packages](#packages)
-  - [Building](#building)
-  - [Configuration](#configuration)
-    - [Basic configuration](#basic-configuration)
-    - [Settings](#settings)
-    - [Advanced configuration](#advanced-configuration)
-    - [Examples](#examples)
-      - [Bridge mattermost (off-topic) - irc (#testing)](#bridge-mattermost-off-topic---irc-testing)
-      - [Bridge slack (#general) - discord (general)](#bridge-slack-general---discord-general)
-  - [Running](#running)
-    - [Docker](#docker)
-  - [Changelog](#changelog)
-  - [FAQ](#faq)
-  - [Related projects](#related-projects)
-  - [Articles](#articles)
-  - [Thanks](#thanks)
+### Table of Contents
+ * [Features](https://github.com/42wim/matterbridge/wiki/Features)
+   * [API](#API)
+ * [Requirements](#requirements)
+ * [Screenshots](https://github.com/42wim/matterbridge/wiki/)
+ * [Installing](#installing)
+   * [Binaries](#binaries)
+   * [Building](#building)
+ * [Configuration](#configuration)
+   * [Howto](https://github.com/42wim/matterbridge/wiki/How-to-create-your-config)
+   * [Examples](#examples)
+ * [Running](#running)
+   * [Docker](#docker)
+ * [Changelog](#changelog)
+ * [FAQ](#faq)
+ * [Related projects](#related-projects)
+ * [Articles](#articles)
+ * [Thanks](#thanks)
 
 ## Features
-
-- [Support bridging between any protocols](https://github.com/42wim/matterbridge/wiki/Features#support-bridging-between-any-protocols)
-- [Support multiple gateways(bridges) for your protocols](https://github.com/42wim/matterbridge/wiki/Features#support-multiple-gatewaysbridges-for-your-protocols)
-- [Message edits and deletes](https://github.com/42wim/matterbridge/wiki/Features#message-edits-and-deletes)
-- Preserves threading when possible
-- [Attachment / files handling](https://github.com/42wim/matterbridge/wiki/Features#attachment--files-handling)
-- [Username and avatar spoofing](https://github.com/42wim/matterbridge/wiki/Features#username-and-avatar-spoofing)
-- [Private groups](https://github.com/42wim/matterbridge/wiki/Features#private-groups)
-- [API](https://github.com/42wim/matterbridge/wiki/Features#api)
-
-### Natively supported
-
-- [Discord](https://discordapp.com)
-- [Gitter](https://gitter.im)
-- [IRC](http://www.mirc.com/servers.html)
-- [Keybase](https://keybase.io)
-- [Matrix](https://matrix.org)
-- [Mattermost](https://github.com/mattermost/mattermost-server/) 4.x, 5.x
-- [Microsoft Teams](https://teams.microsoft.com)
-- [Rocket.chat](https://rocket.chat)
-- [Slack](https://slack.com)
-- [Ssh-chat](https://github.com/shazow/ssh-chat)
-- [Steam](https://store.steampowered.com/)
-- [Telegram](https://telegram.org)
-- [Twitch](https://twitch.tv)
-- [WhatsApp](https://www.whatsapp.com/)
-- [XMPP](https://xmpp.org)
-- [Zulip](https://zulipchat.com)
-
-### 3rd party via matterbridge api
-
-- [Discourse](https://github.com/DeclanHoare/matterbabble)
-- [Facebook messenger](https://github.com/VictorNine/fbridge)
-- [Minecraft](https://github.com/elytra/MatterLink)
-- [Reddit](https://github.com/bonehurtingjuice/mattereddit)
-- [Counter-Strike, half-life and more](https://forums.alliedmods.net/showthread.php?t=319430)
+* [Support bridging between any protocols](https://github.com/42wim/matterbridge/wiki/Features#support-bridging-between-any-protocols)
+* [Support multiple gateways(bridges) for your protocols](https://github.com/42wim/matterbridge/wiki/Features#support-multiple-gatewaysbridges-for-your-protocols)
+* [Message edits and deletes](https://github.com/42wim/matterbridge/wiki/Features#message-edits-and-deletes)
+* Preserves threading when possible
+* [Attachment / files handling](https://github.com/42wim/matterbridge/wiki/Features#attachment--files-handling)
+* [Username and avatar spoofing](https://github.com/42wim/matterbridge/wiki/Features#username-and-avatar-spoofing)
+* [Private groups](https://github.com/42wim/matterbridge/wiki/Features#private-groups)
+* [API](https://github.com/42wim/matterbridge/wiki/Features#api)
 
 ### API
+The API is very basic at the moment and rather undocumented.
 
-The API is basic at the moment.
-More info and examples on the [wiki](https://github.com/42wim/matterbridge/wiki/Api).
+Used by at least 3 projects. Feel free to make a PR to add your project to this list.
 
-Used by the projects below. Feel free to make a PR to add your project to this list.
+* [MatterLink](https://github.com/elytra/MatterLink) (Matterbridge link for Minecraft Server chat)
+* [pyCord](https://github.com/NikkyAI/pyCord) (crossplatform chatbot)
+* [Mattereddit](https://github.com/bonehurtingjuice/mattereddit) (Reddit chat support)
 
-- [MatterLink](https://github.com/elytra/MatterLink) (Matterbridge link for Minecraft Server chat)
-- [pyCord](https://github.com/NikkyAI/pyCord) (crossplatform chatbot)
-- [Mattereddit](https://github.com/bonehurtingjuice/mattereddit) (Reddit chat support)
-- [fbridge](https://github.com/VictorNine/fbridge) (Facebook messenger support)
-- [matterbabble](https://github.com/DeclanHoare/matterbabble) (Discourse support)
-- [MatterAMXX](https://forums.alliedmods.net/showthread.php?t=319430) (Counter-Strike, half-life and more via AMXX mod)
-
-## Chat with us
-
-Questions or want to test on your favorite platform? Join below:
-
-- [Discord][mb-discord]
-- [Gitter][mb-gitter]
-- [IRC][mb-irc]
-- [Keybase][mb-keybase]
-- [Matrix][mb-matrix]
-- [Mattermost][mb-mattermost]
-- [Rocket.Chat][mb-rocketchat]
-- [Slack][mb-slack]
-- [Telegram][mb-telegram]
-- [Twitch][mb-twitch]
-- [XMPP][mb-xmpp] (matterbridge@conference.jabber.de)
-- [Zulip][mb-zulip]
+## Requirements
+Accounts to one of the supported bridges
+* [Mattermost](https://github.com/mattermost/platform/) 3.8.x - 3.10.x, 4.x, 5.x
+* [IRC](http://www.mirc.com/servers.html)
+* [XMPP](https://jabber.org)
+* [Gitter](https://gitter.im)
+* [Slack](https://slack.com)
+* [Discord](https://discordapp.com)
+* [Telegram](https://telegram.org)
+* [Hipchat](https://www.hipchat.com)
+* [Rocket.chat](https://rocket.chat)
+* [Matrix](https://matrix.org)
+* [Steam](https://store.steampowered.com/)
+* [Twitch](https://twitch.tv)
+* [Ssh-chat](https://github.com/shazow/ssh-chat)
+* [Zulip](https://zulipchat.com)
 
 ## Screenshots
-
 See https://github.com/42wim/matterbridge/wiki
 
-## Installing / upgrading
-
+## Installing
 ### Binaries
+* Latest stable release [v1.12.0](https://github.com/42wim/matterbridge/releases/latest)
+* Development releases (follows master) can be downloaded [here](https://dl.bintray.com/42wim/nightly/)
 
-- Latest stable release [v1.17.3](https://github.com/42wim/matterbridge/releases/latest)
-- Development releases (follows master) can be downloaded [here](https://dl.bintray.com/42wim/nightly/)
-
-To install or upgrade just download the latest [binary](https://github.com/42wim/matterbridge/releases/latest) and follow the instructions on the [howto](https://github.com/42wim/matterbridge/wiki/How-to-create-your-config) for a step by step walkthrough for creating your configuration.
-
-### Packages
-
-- [Overview](https://repology.org/metapackage/matterbridge/versions)
-
-## Building
-
-Most people just want to use binaries, you can find those [here](https://github.com/42wim/matterbridge/releases/latest)
-
-If you really want to build from source, follow these instructions:
-Go 1.12+ is required. Make sure you have [Go](https://golang.org/doc/install) properly installed.
+### Building
+Go 1.8+ is required. Make sure you have [Go](https://golang.org/doc/install) properly installed, including setting up your [GOPATH](https://golang.org/doc/code.html#GOPATH).
 
+After Go is setup, download matterbridge to your $GOPATH directory.
 
 ```
+cd $GOPATH
 go get github.com/42wim/matterbridge
 ```
 
-You should now have matterbridge binary in the ~/go/bin directory:
+You should now have matterbridge binary in the bin directory:
 
 ```
-$ ls ~/go/bin/
+$ ls bin/
 matterbridge
 ```
 
 ## Configuration
-
 ### Basic configuration
-
 See [howto](https://github.com/42wim/matterbridge/wiki/How-to-create-your-config) for a step by step walkthrough for creating your configuration.
 
-### Settings
-
-All possible [settings](https://github.com/42wim/matterbridge/wiki/Settings) for each bridge.
-
 ### Advanced configuration
-
-- [matterbridge.toml.sample](https://github.com/42wim/matterbridge/blob/master/matterbridge.toml.sample) for documentation and an example.
+* [matterbridge.toml.sample](https://github.com/42wim/matterbridge/blob/master/matterbridge.toml.sample) for documentation and an example.
 
 ### Examples
-
 #### Bridge mattermost (off-topic) - irc (#testing)
-
 ```toml
 [irc]
     [irc.freenode]
@@ -225,7 +149,6 @@ enable=true
 ```
 
 #### Bridge slack (#general) - discord (general)
-
 ```toml
 [slack]
 [slack.test]
@@ -270,86 +193,66 @@ Usage of ./matterbridge:
 ```
 
 ### Docker
-
-Please take a look at the [Docker Wiki page](https://github.com/42wim/matterbridge/wiki/Deploy:-Docker) for more information.
+Create your matterbridge.toml file locally eg in `/tmp/matterbridge.toml`
+```
+docker run -ti -v /tmp/matterbridge.toml:/matterbridge.toml 42wim/matterbridge
+```
 
 ## Changelog
-
 See [changelog.md](https://github.com/42wim/matterbridge/blob/master/changelog.md)
 
 ## FAQ
 
 See [FAQ](https://github.com/42wim/matterbridge/wiki/FAQ)
 
-## Related projects
+Want to tip ?
+* eth: 0xb3f9b5387c66ad6be892bcb7bbc67862f3abc16f
+* btc: 1N7cKHj5SfqBHBzDJ6kad4BzeqUBBS2zhs
 
-- [jwflory/ansible-role-matterbridge](https://galaxy.ansible.com/jwflory/matterbridge) (Ansible role to simplify deploying Matterbridge)
-- [matterbridge autoconfig](https://github.com/patcon/matterbridge-autoconfig)
-- [matterbridge config viewer](https://github.com/patcon/matterbridge-heroku-viewer)
-- [matterbridge-heroku](https://github.com/cadecairos/matterbridge-heroku)
-- [mattereddit](https://github.com/bonehurtingjuice/mattereddit)
-- [matterlink](https://github.com/elytra/MatterLink)
-- [mattermost-plugin](https://github.com/matterbridge/mattermost-plugin) - Run matterbridge as a plugin in mattermost
-- [pyCord](https://github.com/NikkyAI/pyCord) (crossplatform chatbot)
-- [fbridge](https://github.com/VictorNine/fbridge) (Facebook messenger support)
-- [isla](https://github.com/alphachung/isla) (Bot for Discord-Telegram groups used alongside matterbridge)
-- [matterbabble](https://github.com/DeclanHoare/matterbabble) (Connect Discourse threads to Matterbridge)
+## Related projects
+* [matterbridge-heroku](https://github.com/cadecairos/matterbridge-heroku)
+* [matterbridge config viewer](https://github.com/patcon/matterbridge-heroku-viewer)
+* [matterbridge autoconfig](https://github.com/patcon/matterbridge-autoconfig)
+* [matterlink](https://github.com/elytra/MatterLink)
+* [mattereddit](https://github.com/bonehurtingjuice/mattereddit)
+* [pyCord](https://github.com/NikkyAI/pyCord) (crossplatform chatbot)
+* [mattermost-plugin](https://github.com/matterbridge/mattermost-plugin) - Run matterbridge as a plugin in mattermost
 
 ## Articles
-
-- [matterbridge on kubernetes](https://medium.freecodecamp.org/using-kubernetes-to-deploy-a-chat-gateway-or-when-technology-works-like-its-supposed-to-a169a8cd69a3)
-- https://mattermost.com/blog/connect-irc-to-mattermost/
-- https://blog.valvin.fr/2016/09/17/mattermost-et-un-channel-irc-cest-possible/
-- https://blog.brightscout.com/top-10-mattermost-integrations/
-- http://bencey.co.nz/2018/09/17/bridge/
-- https://www.algoo.fr/blog/2018/01/19/recouvrez-votre-liberte-en-quittant-slack-pour-un-mattermost-auto-heberge/
-- https://kopano.com/blog/matterbridge-bridging-mattermost-chat/
-- https://www.stitcher.com/s/?eid=52382713
-- https://daniele.tech/2019/02/how-to-use-matterbridge-to-connect-2-different-slack-workspaces/
+* https://mattermost.com/blog/connect-irc-to-mattermost/
+* https://blog.valvin.fr/2016/09/17/mattermost-et-un-channel-irc-cest-possible/
+* https://blog.brightscout.com/top-10-mattermost-integrations/
+* http://bencey.co.nz/2018/09/17/bridge/
+* https://www.algoo.fr/blog/2018/01/19/recouvrez-votre-liberte-en-quittant-slack-pour-un-mattermost-auto-heberge/
+* https://kopano.com/blog/matterbridge-bridging-mattermost-chat/
+* https://www.stitcher.com/s/?eid=52382713
 
 ## Thanks
-
-<p>This project is supported by:</p>
-<p>
-  <a href="https://www.digitalocean.com/">
-    <img src="https://opensource.nyc3.cdn.digitaloceanspaces.com/attribution/assets/SVG/DO_Logo_horizontal_blue.svg" width="201px">
-  </a>
-</p>
+[![Digitalocean](https://snag.gy/3LVifX.jpg)](https://www.digitalocean.com/) for sponsoring demo/testing droplets.
 
 Matterbridge wouldn't exist without these libraries:
-
-- discord - https://github.com/bwmarrin/discordgo
-- echo - https://github.com/labstack/echo
-- gitter - https://github.com/sromku/go-gitter
-- gops - https://github.com/google/gops
-- gozulipbot - https://github.com/ifo/gozulipbot
-- irc - https://github.com/lrstanley/girc
-- keybase - https://github.com/keybase/go-keybase-chat-bot
-- matrix - https://github.com/matrix-org/gomatrix
-- mattermost - https://github.com/mattermost/mattermost-server
-- msgraph.go - https://github.com/yaegashi/msgraph.go
-- slack - https://github.com/nlopes/slack
-- sshchat - https://github.com/shazow/ssh-chat
-- steam - https://github.com/Philipp15b/go-steam
-- telegram - https://github.com/go-telegram-bot-api/telegram-bot-api
-- tengo - https://github.com/d5/tengo
-- whatsapp - https://github.com/Rhymen/go-whatsapp/
-- xmpp - https://github.com/mattn/go-xmpp
-- zulip - https://github.com/ifo/gozulipbot
+* discord - https://github.com/bwmarrin/discordgo
+* echo - https://github.com/labstack/echo
+* gitter - https://github.com/sromku/go-gitter
+* gops - https://github.com/google/gops
+* gozulipbot - https://github.com/ifo/gozulipbot
+* irc - https://github.com/lrstanley/girc
+* mattermost - https://github.com/mattermost/platform
+* matrix - https://github.com/matrix-org/gomatrix
+* slack - https://github.com/nlopes/slack
+* steam - https://github.com/Philipp15b/go-steam
+* telegram - https://github.com/go-telegram-bot-api/telegram-bot-api
+* xmpp - https://github.com/mattn/go-xmpp
+* zulip - https://github.com/ifo/gozulipbot
 
 <!-- Links -->
 
-[mb-discord]: https://discord.gg/AkKPtrQ
-[mb-gitter]: https://gitter.im/42wim/matterbridge
-[mb-irc]: https://webchat.freenode.net/?channels=matterbridgechat
-[mb-keybase]: https://keybase.io/team/matterbridge
-[mb-matrix]: https://riot.im/app/#/room/#matterbridge:matrix.org
-[mb-mattermost]: https://framateam.org/signup_user_complete/?id=tfqm33ggop8x3qgu4boeieta6e
-[mb-msteams]: https://teams.microsoft.com/join/hj92x75gd3y7
-[mb-rocketchat]: https://open.rocket.chat/channel/matterbridge
-[mb-slack]: https://join.slack.com/matterbridgechat/shared_invite/MjEwODMxNjU1NDMwLTE0OTk2MTU3NTMtMzZkZmRiNDZhOA
-[mb-telegram]: https://t.me/Matterbridge
-[mb-twitch]: https://www.twitch.tv/matterbridge
-[mb-whatsapp]: https://www.whatsapp.com/
-[mb-xmpp]: https://inverse.chat/
-[mb-zulip]: https://matterbridge.zulipchat.com/register/
+   [mb-gitter]: https://gitter.im/42wim/matterbridge
+   [mb-irc]: https://webchat.freenode.net/?channels=matterbridgechat
+   [mb-discord]: https://discord.gg/AkKPtrQ
+   [mb-matrix]: https://riot.im/app/#/room/#matterbridge:matrix.org
+   [mb-slack]: https://join.slack.com/matterbridgechat/shared_invite/MjEwODMxNjU1NDMwLTE0OTk2MTU3NTMtMzZkZmRiNDZhOA
+   [mb-mattermost]: https://framateam.org/signup_user_complete/?id=tfqm33ggop8x3qgu4boeieta6e
+   [mb-xmpp]: https://inverse.chat/
+   [mb-twitch]: https://www.twitch.tv/matterbridge
+   [mb-zulip]: https://matterbridge.zulipchat.com/register/

bridge/api/api.go

@@ -8,8 +8,8 @@ import (
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/labstack/echo/v4"
-	"github.com/labstack/echo/v4/middleware"
+	"github.com/labstack/echo"
+	"github.com/labstack/echo/middleware"
 	"github.com/zfjagann/golang-ring"
 )
 
@@ -117,14 +117,20 @@ func (b *API) handleStream(c echo.Context) error {
 		return err
 	}
 	c.Response().Flush()
+	closeNotifier := c.Response().CloseNotify()
 	for {
-		msg := b.Messages.Dequeue()
-		if msg != nil {
-			if err := json.NewEncoder(c.Response()).Encode(msg); err != nil {
-				return err
+		select {
+		case <-closeNotifier:
+			return nil
+		default:
+			msg := b.Messages.Dequeue()
+			if msg != nil {
+				if err := json.NewEncoder(c.Response()).Encode(msg); err != nil {
+					return err
+				}
+				c.Response().Flush()
 			}
-			c.Response().Flush()
+			time.Sleep(200 * time.Millisecond)
 		}
-		time.Sleep(200 * time.Millisecond)
 	}
 }

bridge/bridge.go

@@ -1,13 +1,10 @@
 package bridge
 
 import (
-	"log"
-	"strings"
-	"sync"
-	"time"
-
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/sirupsen/logrus"
+	log "github.com/sirupsen/logrus"
+
+	"strings"
 )
 
 type Bridger interface {
@@ -19,63 +16,48 @@ type Bridger interface {
 
 type Bridge struct {
 	Bridger
-	*sync.RWMutex
-
-	Name           string
-	Account        string
-	Protocol       string
-	Channels       map[string]config.ChannelInfo
-	Joined         map[string]bool
-	ChannelMembers *config.ChannelMembers
-	Log            *logrus.Entry
-	Config         config.Config
-	General        *config.Protocol
+	Name     string
+	Account  string
+	Protocol string
+	Channels map[string]config.ChannelInfo
+	Joined   map[string]bool
+	Log      *log.Entry
+	Config   config.Config
+	General  *config.Protocol
 }
 
 type Config struct {
-	*Bridge
-
+	//	General *config.Protocol
 	Remote chan config.Message
+	Log    *log.Entry
+	*Bridge
 }
 
 // Factory is the factory function to create a bridge
 type Factory func(*Config) Bridger
 
 func New(bridge *config.Bridge) *Bridge {
+	b := new(Bridge)
+	b.Channels = make(map[string]config.ChannelInfo)
 	accInfo := strings.Split(bridge.Account, ".")
-	if len(accInfo) != 2 {
-		log.Fatalf("config failure, account incorrect: %s", bridge.Account)
-	}
-
 	protocol := accInfo[0]
 	name := accInfo[1]
-
-	return &Bridge{
-		RWMutex:  new(sync.RWMutex),
-		Channels: make(map[string]config.ChannelInfo),
-		Name:     name,
-		Protocol: protocol,
-		Account:  bridge.Account,
-		Joined:   make(map[string]bool),
-	}
+	b.Name = name
+	b.Protocol = protocol
+	b.Account = bridge.Account
+	b.Joined = make(map[string]bool)
+	return b
 }
 
 func (b *Bridge) JoinChannels() error {
-	return b.joinChannels(b.Channels, b.Joined)
-}
-
-// SetChannelMembers sets the newMembers to the bridge ChannelMembers
-func (b *Bridge) SetChannelMembers(newMembers *config.ChannelMembers) {
-	b.Lock()
-	b.ChannelMembers = newMembers
-	b.Unlock()
+	err := b.joinChannels(b.Channels, b.Joined)
+	return err
 }
 
 func (b *Bridge) joinChannels(channels map[string]config.ChannelInfo, exists map[string]bool) error {
 	for ID, channel := range channels {
 		if !exists[ID] {
 			b.Log.Infof("%s: joining %s (ID: %s)", b.Account, channel.Name, ID)
-			time.Sleep(time.Duration(b.GetInt("JoinDelay")) * time.Millisecond)
 			err := b.JoinChannel(channel)
 			if err != nil {
 				return err

bridge/config/config.go

@@ -3,28 +3,27 @@ package config
 import (
 	"bytes"
 	"io/ioutil"
-	"path/filepath"
 	"strings"
 	"sync"
 	"time"
 
 	"github.com/fsnotify/fsnotify"
-	"github.com/sirupsen/logrus"
+	prefixed "github.com/matterbridge/logrus-prefixed-formatter"
+	log "github.com/sirupsen/logrus"
 	"github.com/spf13/viper"
 )
 
 const (
-	EventJoinLeave         = "join_leave"
-	EventTopicChange       = "topic_change"
-	EventFailure           = "failure"
-	EventFileFailureSize   = "file_failure_size"
-	EventAvatarDownload    = "avatar_download"
-	EventRejoinChannels    = "rejoin_channels"
-	EventUserAction        = "user_action"
-	EventMsgDelete         = "msg_delete"
-	EventAPIConnected      = "api_connected"
-	EventUserTyping        = "user_typing"
-	EventGetChannelMembers = "get_channel_members"
+	EventJoinLeave       = "join_leave"
+	EventTopicChange     = "topic_change"
+	EventFailure         = "failure"
+	EventFileFailureSize = "file_failure_size"
+	EventAvatarDownload  = "avatar_download"
+	EventRejoinChannels  = "rejoin_channels"
+	EventUserAction      = "user_action"
+	EventMsgDelete       = "msg_delete"
+	EventAPIConnected    = "api_connected"
+	EventUserTyping      = "user_typing"
 )
 
 type Message struct {
@@ -62,34 +61,20 @@ type ChannelInfo struct {
 	Options     ChannelOptions
 }
 
-type ChannelMember struct {
-	Username    string
-	Nick        string
-	UserID      string
-	ChannelID   string
-	ChannelName string
-}
-
-type ChannelMembers []ChannelMember
-
 type Protocol struct {
 	AuthCode               string // steam
 	BindAddress            string // mattermost, slack // DEPRECATED
 	Buffer                 int    // api
 	Charset                string // irc
-	ClientID               string // msteams
 	ColorNicks             bool   // only irc for now
 	Debug                  bool   // general
 	DebugLevel             int    // only for irc now
-	DisableWebPagePreview  bool   // telegram
 	EditSuffix             string // mattermost, slack, discord, telegram, gitter
 	EditDisable            bool   // mattermost, slack, discord, telegram, gitter
 	IconURL                string // mattermost, slack
-	IgnoreFailureOnStart   bool   // general
 	IgnoreNicks            string // all protocols
 	IgnoreMessages         string // all protocols
 	Jid                    string // xmpp
-	JoinDelay              string // all protocols
 	Label                  string // all protocols
 	Login                  string // mattermost, matrix
 	MediaDownloadBlackList []string
@@ -97,7 +82,6 @@ type Protocol struct {
 	MediaDownloadSize      int    // all protocols
 	MediaServerDownload    string
 	MediaServerUpload      string
-	MediaConvertWebPToPNG  bool       // telegram
 	MessageDelay           int        // IRC, time in millisecond to wait between messages
 	MessageFormat          string     // telegram
 	MessageLength          int        // IRC, max length of a message allowed
@@ -120,46 +104,35 @@ type Protocol struct {
 	Protocol               string     // all protocols
 	QuoteDisable           bool       // telegram
 	QuoteFormat            string     // telegram
-	QuoteLengthLimit       int        // telegram
 	RejoinDelay            int        // IRC
 	ReplaceMessages        [][]string // all protocols
 	ReplaceNicks           [][]string // all protocols
 	RemoteNickFormat       string     // all protocols
-	RunCommands            []string   // IRC
 	Server                 string     // IRC,mattermost,XMPP,discord
-	SessionFile            string     // msteams,whatsapp
 	ShowJoinPart           bool       // all protocols
 	ShowTopicChange        bool       // slack
 	ShowUserTyping         bool       // slack
 	ShowEmbeds             bool       // discord
 	SkipTLSVerify          bool       // IRC, mattermost
-	SkipVersionCheck       bool       // mattermost
 	StripNick              bool       // all protocols
-	SyncTopic              bool       // slack
-	TengoModifyMessage     string     // general
-	Team                   string     // mattermost, keybase
-	TeamID                 string     // msteams
-	TenantID               string     // msteams
+	Team                   string     // mattermost
 	Token                  string     // gitter, slack, discord, api
 	Topic                  string     // zulip
 	URL                    string     // mattermost, slack // DEPRECATED
 	UseAPI                 bool       // mattermost, slack
-	UseLocalAvatar         []string   // discord
 	UseSASL                bool       // IRC
 	UseTLS                 bool       // IRC
-	UseDiscriminator       bool       // discord
 	UseFirstName           bool       // telegram
 	UseUserName            bool       // discord
 	UseInsecureURL         bool       // telegram
-	VerboseJoinPart        bool       // IRC
 	WebhookBindAddress     string     // mattermost, slack
 	WebhookURL             string     // mattermost, slack
+	WebhookUse             string     // mattermost, slack, discord
 }
 
 type ChannelOptions struct {
 	Key        string // irc, xmpp
 	WebhookURL string // discord
-	Topic      string // zulip
 }
 
 type Bridge struct {
@@ -177,13 +150,6 @@ type Gateway struct {
 	InOut  []Bridge
 }
 
-type Tengo struct {
-	InMessage        string
-	Message          string
-	RemoteNickFormat string
-	OutMessage       string
-}
-
 type SameChannelGateway struct {
 	Name     string
 	Enable   bool
@@ -205,17 +171,13 @@ type BridgeValues struct {
 	Telegram           map[string]Protocol
 	Rocketchat         map[string]Protocol
 	SSHChat            map[string]Protocol
-	WhatsApp           map[string]Protocol // TODO is this struct used? Search for "SlackLegacy" for example didn't return any results
 	Zulip              map[string]Protocol
-	Keybase            map[string]Protocol
 	General            Protocol
-	Tengo              Tengo
 	Gateway            []Gateway
 	SameChannelGateway []SameChannelGateway
 }
 
 type Config interface {
-	Viper() *viper.Viper
 	BridgeValues() *BridgeValues
 	GetBool(key string) (bool, bool)
 	GetInt(key string) (int, bool)
@@ -225,71 +187,63 @@ type Config interface {
 }
 
 type config struct {
+	v *viper.Viper
 	sync.RWMutex
 
-	logger *logrus.Entry
-	v      *viper.Viper
-	cv     *BridgeValues
+	cv *BridgeValues
 }
 
-// NewConfig instantiates a new configuration based on the specified configuration file path.
-func NewConfig(rootLogger *logrus.Logger, cfgfile string) Config {
-	logger := rootLogger.WithFields(logrus.Fields{"prefix": "config"})
-
+func NewConfig(cfgfile string) Config {
+	log.SetFormatter(&prefixed.TextFormatter{PrefixPadding: 13, DisableColors: true, FullTimestamp: false})
+	flog := log.WithFields(log.Fields{"prefix": "config"})
 	viper.SetConfigFile(cfgfile)
-	input, err := ioutil.ReadFile(cfgfile)
+	input, err := getFileContents(cfgfile)
 	if err != nil {
-		logger.Fatalf("Failed to read configuration file: %#v", err)
+		log.Fatal(err)
 	}
-
-	cfgtype := detectConfigType(cfgfile)
-	mycfg := newConfigFromString(logger, input, cfgtype)
+	mycfg := newConfigFromString(input)
 	if mycfg.cv.General.MediaDownloadSize == 0 {
 		mycfg.cv.General.MediaDownloadSize = 1000000
 	}
 	viper.WatchConfig()
 	viper.OnConfigChange(func(e fsnotify.Event) {
-		logger.Println("Config file changed:", e.Name)
+		flog.Println("Config file changed:", e.Name)
 	})
 	return mycfg
 }
 
-// detectConfigType detects JSON and YAML formats, defaults to TOML.
-func detectConfigType(cfgfile string) string {
-	fileExt := filepath.Ext(cfgfile)
-	switch fileExt {
-	case ".json":
-		return "json"
-	case ".yaml", ".yml":
-		return "yaml"
+func getFileContents(filename string) ([]byte, error) {
+	input, err := ioutil.ReadFile(filename)
+	if err != nil {
+		log.Fatal(err)
+		return []byte(nil), err
 	}
-	return "toml"
+	return input, nil
 }
 
-// NewConfigFromString instantiates a new configuration based on the specified string.
-func NewConfigFromString(rootLogger *logrus.Logger, input []byte) Config {
-	logger := rootLogger.WithFields(logrus.Fields{"prefix": "config"})
-	return newConfigFromString(logger, input, "toml")
+func NewConfigFromString(input []byte) Config {
+	return newConfigFromString(input)
 }
 
-func newConfigFromString(logger *logrus.Entry, input []byte, cfgtype string) *config {
-	viper.SetConfigType(cfgtype)
+func newConfigFromString(input []byte) *config {
+	viper.SetConfigType("toml")
 	viper.SetEnvPrefix("matterbridge")
+	viper.AddConfigPath(".")
 	viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_", "-", "_"))
 	viper.AutomaticEnv()
-
-	if err := viper.ReadConfig(bytes.NewBuffer(input)); err != nil {
-		logger.Fatalf("Failed to parse the configuration: %s", err)
+	err := viper.ReadConfig(bytes.NewBuffer(input))
+	if err != nil {
+		log.Fatal(err)
 	}
 
 	cfg := &BridgeValues{}
-	if err := viper.Unmarshal(cfg); err != nil {
-		logger.Fatalf("Failed to load the configuration: %s", err)
+	err = viper.Unmarshal(cfg)
+	if err != nil {
+		log.Fatal(err)
 	}
 	return &config{
-		logger: logger,
-		v:      viper.GetViper(),
-		cv:     cfg,
+		v:  viper.GetViper(),
+		cv: cfg,
 	}
 }
 
@@ -297,51 +251,49 @@ func (c *config) BridgeValues() *BridgeValues {
 	return c.cv
 }
 
-func (c *config) Viper() *viper.Viper {
-	return c.v
-}
-
 func (c *config) GetBool(key string) (bool, bool) {
 	c.RLock()
 	defer c.RUnlock()
+	//	log.Debugf("getting bool %s = %#v", key, c.v.GetBool(key))
 	return c.v.GetBool(key), c.v.IsSet(key)
 }
 
 func (c *config) GetInt(key string) (int, bool) {
 	c.RLock()
 	defer c.RUnlock()
+	//	log.Debugf("getting int %s = %d", key, c.v.GetInt(key))
 	return c.v.GetInt(key), c.v.IsSet(key)
 }
 
 func (c *config) GetString(key string) (string, bool) {
 	c.RLock()
 	defer c.RUnlock()
+	//	log.Debugf("getting String %s = %s", key, c.v.GetString(key))
 	return c.v.GetString(key), c.v.IsSet(key)
 }
 
 func (c *config) GetStringSlice(key string) ([]string, bool) {
 	c.RLock()
 	defer c.RUnlock()
+	// log.Debugf("getting StringSlice %s = %#v", key, c.v.GetStringSlice(key))
 	return c.v.GetStringSlice(key), c.v.IsSet(key)
 }
 
 func (c *config) GetStringSlice2D(key string) ([][]string, bool) {
 	c.RLock()
 	defer c.RUnlock()
-
-	res, ok := c.v.Get(key).([]interface{})
-	if !ok {
-		return nil, false
-	}
-	var result [][]string
-	for _, entry := range res {
-		result2 := []string{}
-		for _, entry2 := range entry.([]interface{}) {
-			result2 = append(result2, entry2.(string))
+	result := [][]string{}
+	if res, ok := c.v.Get(key).([]interface{}); ok {
+		for _, entry := range res {
+			result2 := []string{}
+			for _, entry2 := range entry.([]interface{}) {
+				result2 = append(result2, entry2.(string))
+			}
+			result = append(result, result2)
 		}
-		result = append(result, result2)
+		return result, true
 	}
-	return result, true
+	return result, false
 }
 
 func GetIconURL(msg *Message, iconURL string) string {

bridge/discord/discord.go

@@ -4,36 +4,31 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
+	"regexp"
 	"strings"
 	"sync"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/matterbridge/discordgo"
+	"github.com/bwmarrin/discordgo"
 )
 
 const MessageLength = 1950
 
 type Bdiscord struct {
-	*bridge.Config
-
-	c *discordgo.Session
-
-	nick            string
-	userID          string
-	guildID         string
-	webhookID       string
-	webhookToken    string
-	canEditWebhooks bool
-
-	channelsMutex  sync.RWMutex
-	channels       []*discordgo.Channel
+	c              *discordgo.Session
+	Channels       []*discordgo.Channel
+	Nick           string
+	UseChannelID   bool
+	userMemberMap  map[string]*discordgo.Member
+	nickMemberMap  map[string]*discordgo.Member
+	guildID        string
+	webhookID      string
+	webhookToken   string
 	channelInfoMap map[string]*config.ChannelInfo
-
-	membersMutex  sync.RWMutex
-	userMemberMap map[string]*discordgo.Member
-	nickMemberMap map[string]*discordgo.Member
+	sync.RWMutex
+	*bridge.Config
 }
 
 func New(cfg *bridge.Config) bridge.Bridger {
@@ -50,8 +45,7 @@ func New(cfg *bridge.Config) bridge.Bridger {
 
 func (b *Bdiscord) Connect() error {
 	var err error
-	var guildFound bool
-	token := b.GetString("Token")
+	var token string
 	b.Log.Info("Connecting")
 	if b.GetString("WebhookURL") == "" {
 		b.Log.Info("Connecting using token")
@@ -61,24 +55,15 @@ func (b *Bdiscord) Connect() error {
 	if !strings.HasPrefix(b.GetString("Token"), "Bot ") {
 		token = "Bot " + b.GetString("Token")
 	}
-	// if we have a User token, remove the `Bot` prefix
-	if strings.HasPrefix(b.GetString("Token"), "User ") {
-		token = strings.Replace(b.GetString("Token"), "User ", "", -1)
-	}
-
 	b.c, err = discordgo.New(token)
 	if err != nil {
 		return err
 	}
 	b.Log.Info("Connection succeeded")
 	b.c.AddHandler(b.messageCreate)
-	b.c.AddHandler(b.messageTyping)
 	b.c.AddHandler(b.memberUpdate)
 	b.c.AddHandler(b.messageUpdate)
 	b.c.AddHandler(b.messageDelete)
-	b.c.AddHandler(b.messageDeleteBulk)
-	b.c.AddHandler(b.memberAdd)
-	b.c.AddHandler(b.memberRemove)
 	err = b.c.Open()
 	if err != nil {
 		return err
@@ -92,78 +77,28 @@ func (b *Bdiscord) Connect() error {
 		return err
 	}
 	serverName := strings.Replace(b.GetString("Server"), "ID:", "", -1)
-	b.nick = userinfo.Username
-	b.userID = userinfo.ID
-	b.channelsMutex.Lock()
+	b.Nick = userinfo.Username
 	for _, guild := range guilds {
 		if guild.Name == serverName || guild.ID == serverName {
-			b.channels, err = b.c.GuildChannels(guild.ID)
-			if err != nil {
-				break
-			}
+			b.Channels, err = b.c.GuildChannels(guild.ID)
 			b.guildID = guild.ID
-			guildFound = true
-		}
-	}
-	b.channelsMutex.Unlock()
-	if !guildFound {
-		msg := fmt.Sprintf("Server \"%s\" not found", b.GetString("Server"))
-		err = errors.New(msg)
-		b.Log.Error(msg)
-		b.Log.Info("Possible values:")
-		for _, guild := range guilds {
-			b.Log.Infof("Server=\"%s\" # Server name", guild.Name)
-			b.Log.Infof("Server=\"%s\" # Server ID", guild.ID)
-		}
-	}
-	if err != nil {
-		return err
-	}
-
-	b.channelsMutex.RLock()
-	if b.GetString("WebhookURL") == "" {
-		for _, channel := range b.channels {
-			b.Log.Debugf("found channel %#v", channel)
-		}
-	} else {
-		manageWebhooks := discordgo.PermissionManageWebhooks
-		var channelsDenied []string
-		for _, info := range b.Channels {
-			id := b.getChannelID(info.Name) // note(qaisjp): this readlocks channelsMutex
-			b.Log.Debugf("Verifying PermissionManageWebhooks for %s with ID %s", info.ID, id)
-
-			perms, permsErr := b.c.UserChannelPermissions(userinfo.ID, id)
-			if permsErr != nil {
-				b.Log.Warnf("Failed to check PermissionManageWebhooks in channel \"%s\": %s", info.Name, permsErr.Error())
-			} else if perms&manageWebhooks == manageWebhooks {
-				continue
+			if err != nil {
+				return err
 			}
-			channelsDenied = append(channelsDenied, fmt.Sprintf("%#v", info.Name))
-		}
-
-		b.canEditWebhooks = len(channelsDenied) == 0
-		if b.canEditWebhooks {
-			b.Log.Info("Can manage webhooks; will edit channel for global webhook on send")
-		} else {
-			b.Log.Warn("Can't manage webhooks; won't edit channel for global webhook on send")
-			b.Log.Warn("Can't manage webhooks in channels: ", strings.Join(channelsDenied, ", "))
 		}
 	}
-	b.channelsMutex.RUnlock()
-
-	// Obtaining guild members and initializing nickname mapping.
-	b.membersMutex.Lock()
-	defer b.membersMutex.Unlock()
+	for _, channel := range b.Channels {
+		b.Log.Debugf("found channel %#v", channel)
+	}
+	// obtaining guild members and initializing nickname mapping
+	b.Lock()
+	defer b.Unlock()
 	members, err := b.c.GuildMembers(b.guildID, "", 1000)
 	if err != nil {
-		b.Log.Error("Error obtaining server members: ", err)
+		b.Log.Error("Error obtaining guild members", err)
 		return err
 	}
 	for _, member := range members {
-		if member == nil {
-			b.Log.Warnf("Skipping missing information for a user.")
-			continue
-		}
 		b.userMemberMap[member.User.ID] = member
 		b.nickMemberMap[member.User.Username] = member
 		if member.Nick != "" {
@@ -178,10 +113,11 @@ func (b *Bdiscord) Disconnect() error {
 }
 
 func (b *Bdiscord) JoinChannel(channel config.ChannelInfo) error {
-	b.channelsMutex.Lock()
-	defer b.channelsMutex.Unlock()
-
 	b.channelInfoMap[channel.ID] = &channel
+	idcheck := strings.Split(channel.Name, "ID:")
+	if len(idcheck) > 1 {
+		b.UseChannelID = true
+	}
 	return nil
 }
 
@@ -193,55 +129,37 @@ func (b *Bdiscord) Send(msg config.Message) (string, error) {
 		return "", fmt.Errorf("Could not find channelID for %v", msg.Channel)
 	}
 
-	if msg.Event == config.EventUserTyping {
-		if b.GetBool("ShowUserTyping") {
-			err := b.c.ChannelTyping(channelID)
-			return "", err
-		}
-		return "", nil
-	}
-
 	// Make a action /me of the message
 	if msg.Event == config.EventUserAction {
 		msg.Text = "_" + msg.Text + "_"
 	}
 
-	// use initial webhook configured for the entire Discord account
-	isGlobalWebhook := true
+	// use initial webhook
 	wID := b.webhookID
 	wToken := b.webhookToken
 
 	// check if have a channel specific webhook
-	b.channelsMutex.RLock()
 	if ci, ok := b.channelInfoMap[msg.Channel+b.Account]; ok {
 		if ci.Options.WebhookURL != "" {
 			wID, wToken = b.splitURL(ci.Options.WebhookURL)
-			isGlobalWebhook = false
 		}
 	}
-	b.channelsMutex.RUnlock()
 
 	// Use webhook to send the message
-	if wID != "" && msg.Event != config.EventMsgDelete {
+	if wID != "" {
 		// skip events
 		if msg.Event != "" && msg.Event != config.EventJoinLeave && msg.Event != config.EventTopicChange {
 			return "", nil
 		}
-
-		// If we are editing a message, delete the old message
-		if msg.ID != "" {
-			b.Log.Debugf("Deleting edited webhook message")
-			err := b.c.ChannelMessageDelete(channelID, msg.ID)
-			if err != nil {
-				b.Log.Errorf("Could not delete edited webhook message: %s", err)
+		b.Log.Debugf("Broadcasting using Webhook")
+		for _, f := range msg.Extra["file"] {
+			fi := f.(config.FileInfo)
+			if fi.URL != "" {
+				msg.Text += " " + fi.URL
 			}
 		}
-
-		b.Log.Debugf("Broadcasting using Webhook")
-
 		// skip empty messages
-		if msg.Text == "" && (msg.Extra == nil || len(msg.Extra["file"]) == 0) {
-			b.Log.Debugf("Skipping empty message %#v", msg)
+		if msg.Text == "" {
 			return "", nil
 		}
 
@@ -251,29 +169,16 @@ func (b *Bdiscord) Send(msg config.Message) (string, error) {
 		if len(msg.Username) > 32 {
 			msg.Username = msg.Username[0:32]
 		}
-		// if we have a global webhook for this Discord account, and permission
-		// to modify webhooks (previously verified), then set its channel to
-		// the message channel before using it
-		// TODO: this isn't necessary if the last message from this webhook was
-		// sent to the current channel
-		if isGlobalWebhook && b.canEditWebhooks {
-			b.Log.Debugf("Setting webhook channel to \"%s\"", msg.Channel)
-			_, err := b.c.WebhookEdit(wID, "", "", channelID)
-			if err != nil {
-				b.Log.Errorf("Could not set webhook channel: %s", err)
-				return "", err
-			}
-		}
-		b.Log.Debugf("Processing webhook sending for message %#v", msg)
-		msg, err := b.webhookSend(&msg, wID, wToken)
-		if err != nil {
-			b.Log.Errorf("Could not broadcast via webook for message %#v: %s", msg, err)
-			return "", err
-		}
-		if msg == nil {
-			return "", nil
-		}
-		return msg.ID, nil
+		err := b.c.WebhookExecute(
+			wID,
+			wToken,
+			true,
+			&discordgo.WebhookParams{
+				Content:   msg.Text,
+				Username:  msg.Username,
+				AvatarURL: msg.Avatar,
+			})
+		return "", err
 	}
 
 	b.Log.Debugf("Broadcasting using token (API)")
@@ -291,9 +196,7 @@ func (b *Bdiscord) Send(msg config.Message) (string, error) {
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
 			rmsg.Text = helper.ClipMessage(rmsg.Text, MessageLength)
-			if _, err := b.c.ChannelMessageSend(channelID, rmsg.Username+rmsg.Text); err != nil {
-				b.Log.Errorf("Could not send message %#v: %s", rmsg, err)
-			}
+			b.c.ChannelMessageSend(channelID, rmsg.Username+rmsg.Text)
 		}
 		// check if we have files to upload (from slack, telegram or mattermost)
 		if len(msg.Extra["file"]) > 0 {
@@ -315,7 +218,242 @@ func (b *Bdiscord) Send(msg config.Message) (string, error) {
 	if err != nil {
 		return "", err
 	}
-	return res.ID, nil
+	return res.ID, err
+}
+
+func (b *Bdiscord) messageDelete(s *discordgo.Session, m *discordgo.MessageDelete) {
+	rmsg := config.Message{Account: b.Account, ID: m.ID, Event: config.EventMsgDelete, Text: config.EventMsgDelete}
+	rmsg.Channel = b.getChannelName(m.ChannelID)
+	if b.UseChannelID {
+		rmsg.Channel = "ID:" + m.ChannelID
+	}
+	b.Log.Debugf("<= Sending message from %s to gateway", b.Account)
+	b.Log.Debugf("<= Message is %#v", rmsg)
+	b.Remote <- rmsg
+}
+
+func (b *Bdiscord) messageUpdate(s *discordgo.Session, m *discordgo.MessageUpdate) {
+	if b.GetBool("EditDisable") {
+		return
+	}
+	// only when message is actually edited
+	if m.Message.EditedTimestamp != "" {
+		b.Log.Debugf("Sending edit message")
+		m.Content += b.GetString("EditSuffix")
+		b.messageCreate(s, (*discordgo.MessageCreate)(m))
+	}
+}
+
+func (b *Bdiscord) messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) {
+	var err error
+
+	// not relay our own messages
+	if m.Author.Username == b.Nick {
+		return
+	}
+	// if using webhooks, do not relay if it's ours
+	if b.useWebhook() && m.Author.Bot && b.isWebhookID(m.Author.ID) {
+		return
+	}
+
+	// add the url of the attachments to content
+	if len(m.Attachments) > 0 {
+		for _, attach := range m.Attachments {
+			m.Content = m.Content + "\n" + attach.URL
+		}
+	}
+
+	rmsg := config.Message{Account: b.Account, Avatar: "https://cdn.discordapp.com/avatars/" + m.Author.ID + "/" + m.Author.Avatar + ".jpg", UserID: m.Author.ID, ID: m.ID}
+
+	if m.Content != "" {
+		b.Log.Debugf("== Receiving event %#v", m.Message)
+		m.Message.Content = b.stripCustomoji(m.Message.Content)
+		m.Message.Content = b.replaceChannelMentions(m.Message.Content)
+		rmsg.Text, err = m.ContentWithMoreMentionsReplaced(b.c)
+		if err != nil {
+			b.Log.Errorf("ContentWithMoreMentionsReplaced failed: %s", err)
+			rmsg.Text = m.ContentWithMentionsReplaced()
+		}
+	}
+
+	// set channel name
+	rmsg.Channel = b.getChannelName(m.ChannelID)
+	if b.UseChannelID {
+		rmsg.Channel = "ID:" + m.ChannelID
+	}
+
+	// set username
+	if !b.GetBool("UseUserName") {
+		rmsg.Username = b.getNick(m.Author)
+	} else {
+		rmsg.Username = m.Author.Username
+	}
+
+	// if we have embedded content add it to text
+	if b.GetBool("ShowEmbeds") && m.Message.Embeds != nil {
+		for _, embed := range m.Message.Embeds {
+			rmsg.Text = rmsg.Text + "embed: " + embed.Title + " - " + embed.Description + " - " + embed.URL + "\n"
+		}
+	}
+
+	// no empty messages
+	if rmsg.Text == "" {
+		return
+	}
+
+	// do we have a /me action
+	var ok bool
+	rmsg.Text, ok = b.replaceAction(rmsg.Text)
+	if ok {
+		rmsg.Event = config.EventUserAction
+	}
+
+	b.Log.Debugf("<= Sending message from %s on %s to gateway", m.Author.Username, b.Account)
+	b.Log.Debugf("<= Message is %#v", rmsg)
+	b.Remote <- rmsg
+}
+
+func (b *Bdiscord) memberUpdate(s *discordgo.Session, m *discordgo.GuildMemberUpdate) {
+	b.Lock()
+	if _, ok := b.userMemberMap[m.Member.User.ID]; ok {
+		b.Log.Debugf("%s: memberupdate: user %s (nick %s) changes nick to %s", b.Account, m.Member.User.Username, b.userMemberMap[m.Member.User.ID].Nick, m.Member.Nick)
+	}
+	b.userMemberMap[m.Member.User.ID] = m.Member
+	b.nickMemberMap[m.Member.User.Username] = m.Member
+	if m.Member.Nick != "" {
+		b.nickMemberMap[m.Member.Nick] = m.Member
+	}
+	b.Unlock()
+}
+
+func (b *Bdiscord) getNick(user *discordgo.User) string {
+	var err error
+	b.Lock()
+	defer b.Unlock()
+	if _, ok := b.userMemberMap[user.ID]; ok {
+		if b.userMemberMap[user.ID] != nil {
+			if b.userMemberMap[user.ID].Nick != "" {
+				// only return if nick is set
+				return b.userMemberMap[user.ID].Nick
+			}
+			// otherwise return username
+			return user.Username
+		}
+	}
+	// if we didn't find nick, search for it
+	member, err := b.c.GuildMember(b.guildID, user.ID)
+	if err != nil {
+		return user.Username
+	}
+	b.userMemberMap[user.ID] = member
+	// only return if nick is set
+	if b.userMemberMap[user.ID].Nick != "" {
+		return b.userMemberMap[user.ID].Nick
+	}
+	return user.Username
+}
+
+func (b *Bdiscord) getGuildMemberByNick(nick string) (*discordgo.Member, error) {
+	b.Lock()
+	defer b.Unlock()
+	if _, ok := b.nickMemberMap[nick]; ok {
+		if b.nickMemberMap[nick] != nil {
+			return b.nickMemberMap[nick], nil
+		}
+	}
+
+	return nil, errors.New("Couldn't find guild member with nick " + nick) // This will most likely get ignored by the caller
+}
+
+func (b *Bdiscord) getChannelID(name string) string {
+	idcheck := strings.Split(name, "ID:")
+	if len(idcheck) > 1 {
+		return idcheck[1]
+	}
+	for _, channel := range b.Channels {
+		if channel.Name == name {
+			return channel.ID
+		}
+	}
+	return ""
+}
+
+func (b *Bdiscord) getChannelName(id string) string {
+	for _, channel := range b.Channels {
+		if channel.ID == id {
+			return channel.Name
+		}
+	}
+	return ""
+}
+
+func (b *Bdiscord) replaceChannelMentions(text string) string {
+	var err error
+	re := regexp.MustCompile("<#[0-9]+>")
+	text = re.ReplaceAllStringFunc(text, func(m string) string {
+		channel := b.getChannelName(m[2 : len(m)-1])
+		// if at first don't succeed, try again
+		if channel == "" {
+			b.Channels, err = b.c.GuildChannels(b.guildID)
+			if err != nil {
+				return "#unknownchannel"
+			}
+			channel = b.getChannelName(m[2 : len(m)-1])
+			return "#" + channel
+		}
+		return "#" + channel
+	})
+	return text
+}
+
+func (b *Bdiscord) replaceUserMentions(text string) string {
+	re := regexp.MustCompile("@[^@]{1,32}")
+	text = re.ReplaceAllStringFunc(text, func(m string) string {
+		mention := strings.TrimSpace(m[1:])
+		var member *discordgo.Member
+		var err error
+		for {
+			b.Log.Debugf("Testing mention: '%s'", mention)
+			member, err = b.getGuildMemberByNick(mention)
+			if err != nil {
+				lastSpace := strings.LastIndex(mention, " ")
+				if lastSpace == -1 {
+					break
+				}
+				mention = strings.TrimSpace(mention[0:lastSpace])
+			} else {
+				break
+			}
+		}
+		if err != nil {
+			return m
+		}
+		return strings.Replace(m, "@"+mention, member.User.Mention(), -1)
+	})
+	b.Log.Debugf("Message with mention replaced: %s", text)
+	return text
+}
+
+func (b *Bdiscord) replaceAction(text string) (string, bool) {
+	if strings.HasPrefix(text, "_") && strings.HasSuffix(text, "_") {
+		return strings.Replace(text, "_", "", -1), true
+	}
+	return text, false
+}
+
+func (b *Bdiscord) stripCustomoji(text string) string {
+	// <:doge:302803592035958784>
+	re := regexp.MustCompile("<(:.*?:)[0-9]+>")
+	return re.ReplaceAllString(text, `$1`)
+}
+
+// splitURL splits a webhookURL and returns the id and token
+func (b *Bdiscord) splitURL(url string) (string, string) {
+	webhookURLSplit := strings.Split(url, "/")
+	if len(webhookURLSplit) != 7 {
+		b.Log.Fatalf("%s is no correct discord WebhookURL", url)
+	}
+	return webhookURLSplit[len(webhookURLSplit)-2], webhookURLSplit[len(webhookURLSplit)-1]
 }
 
 // useWebhook returns true if we have a webhook defined somewhere
@@ -323,10 +461,6 @@ func (b *Bdiscord) useWebhook() bool {
 	if b.GetString("WebhookURL") != "" {
 		return true
 	}
-
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-
 	for _, channel := range b.channelInfoMap {
 		if channel.Options.WebhookURL != "" {
 			return true
@@ -343,10 +477,6 @@ func (b *Bdiscord) isWebhookID(id string) bool {
 			return true
 		}
 	}
-
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-
 	for _, channel := range b.channelInfoMap {
 		if channel.Options.WebhookURL != "" {
 			wID, _ := b.splitURL(channel.Options.WebhookURL)
@@ -374,88 +504,8 @@ func (b *Bdiscord) handleUploadFile(msg *config.Message, channelID string) (stri
 		}
 		_, err = b.c.ChannelMessageSendComplex(channelID, &m)
 		if err != nil {
-			return "", fmt.Errorf("file upload failed: %s", err)
+			return "", fmt.Errorf("file upload failed: %#v", err)
 		}
 	}
 	return "", nil
 }
-
-// webhookSend send one or more message via webhook, taking care of file
-// uploads (from slack, telegram or mattermost).
-// Returns messageID and error.
-func (b *Bdiscord) webhookSend(msg *config.Message, webhookID, token string) (*discordgo.Message, error) {
-	var (
-		res *discordgo.Message
-		err error
-	)
-
-	// If avatar is unset, check if UseLocalAvatar contains the message's
-	// account or protocol, and if so, try to find a local avatar
-	if msg.Avatar == "" {
-		for _, val := range b.GetStringSlice("UseLocalAvatar") {
-			if msg.Protocol == val || msg.Account == val {
-				if avatar := b.findAvatar(msg); avatar != "" {
-					msg.Avatar = avatar
-				}
-				break
-			}
-		}
-	}
-
-	// WebhookParams can have either `Content` or `File`.
-
-	// We can't send empty messages.
-	if msg.Text != "" {
-		res, err = b.c.WebhookExecute(
-			webhookID,
-			token,
-			true,
-			&discordgo.WebhookParams{
-				Content:   msg.Text,
-				Username:  msg.Username,
-				AvatarURL: msg.Avatar,
-			},
-		)
-		if err != nil {
-			b.Log.Errorf("Could not send text (%s) for message %#v: %s", msg.Text, msg, err)
-		}
-	}
-
-	if msg.Extra != nil {
-		for _, f := range msg.Extra["file"] {
-			fi := f.(config.FileInfo)
-			file := discordgo.File{
-				Name:        fi.Name,
-				ContentType: "",
-				Reader:      bytes.NewReader(*fi.Data),
-			}
-			content := ""
-			if msg.Text == "" {
-				content = fi.Comment
-			}
-			_, e2 := b.c.WebhookExecute(
-				webhookID,
-				token,
-				false,
-				&discordgo.WebhookParams{
-					Username:  msg.Username,
-					AvatarURL: msg.Avatar,
-					File:      &file,
-					Content:   content,
-				},
-			)
-			if e2 != nil {
-				b.Log.Errorf("Could not send file %#v for message %#v: %s", file, msg, e2)
-			}
-		}
-	}
-	return res, err
-}
-
-func (b *Bdiscord) findAvatar(m *config.Message) string {
-	member, err := b.getGuildMemberByNick(m.Username)
-	if err != nil {
-		return ""
-	}
-	return member.User.AvatarURL("")
-}

bridge/discord/handlers.go

@@ -1,232 +0,0 @@
-package bdiscord
-
-import (
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/matterbridge/discordgo"
-)
-
-func (b *Bdiscord) messageDelete(s *discordgo.Session, m *discordgo.MessageDelete) { //nolint:unparam
-	rmsg := config.Message{Account: b.Account, ID: m.ID, Event: config.EventMsgDelete, Text: config.EventMsgDelete}
-	rmsg.Channel = b.getChannelName(m.ChannelID)
-
-	b.Log.Debugf("<= Sending message from %s to gateway", b.Account)
-	b.Log.Debugf("<= Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-// TODO(qaisjp): if other bridges support bulk deletions, it could be fanned out centrally
-func (b *Bdiscord) messageDeleteBulk(s *discordgo.Session, m *discordgo.MessageDeleteBulk) { //nolint:unparam
-	for _, msgID := range m.Messages {
-		rmsg := config.Message{
-			Account: b.Account,
-			ID:      msgID,
-			Event:   config.EventMsgDelete,
-			Text:    config.EventMsgDelete,
-			Channel: b.getChannelName(m.ChannelID),
-		}
-
-		b.Log.Debugf("<= Sending message from %s to gateway", b.Account)
-		b.Log.Debugf("<= Message is %#v", rmsg)
-		b.Remote <- rmsg
-	}
-}
-
-func (b *Bdiscord) messageTyping(s *discordgo.Session, m *discordgo.TypingStart) {
-	if !b.GetBool("ShowUserTyping") {
-		return
-	}
-
-	// Ignore our own typing messages
-	if m.UserID == b.userID {
-		return
-	}
-
-	rmsg := config.Message{Account: b.Account, Event: config.EventUserTyping}
-	rmsg.Channel = b.getChannelName(m.ChannelID)
-	b.Remote <- rmsg
-}
-
-func (b *Bdiscord) messageUpdate(s *discordgo.Session, m *discordgo.MessageUpdate) { //nolint:unparam
-	if b.GetBool("EditDisable") {
-		return
-	}
-	// only when message is actually edited
-	if m.Message.EditedTimestamp != "" {
-		b.Log.Debugf("Sending edit message")
-		m.Content += b.GetString("EditSuffix")
-		msg := &discordgo.MessageCreate{
-			Message: m.Message,
-		}
-		b.messageCreate(s, msg)
-	}
-}
-
-func (b *Bdiscord) messageCreate(s *discordgo.Session, m *discordgo.MessageCreate) { //nolint:unparam
-	var err error
-
-	// not relay our own messages
-	if m.Author.Username == b.nick {
-		return
-	}
-	// if using webhooks, do not relay if it's ours
-	if b.useWebhook() && m.Author.Bot && b.isWebhookID(m.Author.ID) {
-		return
-	}
-
-	// add the url of the attachments to content
-	if len(m.Attachments) > 0 {
-		for _, attach := range m.Attachments {
-			m.Content = m.Content + "\n" + attach.URL
-		}
-	}
-
-	rmsg := config.Message{Account: b.Account, Avatar: "https://cdn.discordapp.com/avatars/" + m.Author.ID + "/" + m.Author.Avatar + ".jpg", UserID: m.Author.ID, ID: m.ID}
-
-	if m.Content != "" {
-		b.Log.Debugf("== Receiving event %#v", m.Message)
-		m.Message.Content = b.replaceChannelMentions(m.Message.Content)
-		rmsg.Text, err = m.ContentWithMoreMentionsReplaced(b.c)
-		if err != nil {
-			b.Log.Errorf("ContentWithMoreMentionsReplaced failed: %s", err)
-			rmsg.Text = m.ContentWithMentionsReplaced()
-		}
-	}
-
-	// set channel name
-	rmsg.Channel = b.getChannelName(m.ChannelID)
-
-	fromWebhook := m.WebhookID != ""
-	if !fromWebhook && !b.GetBool("UseUserName") {
-		rmsg.Username = b.getNick(m.Author, m.GuildID)
-	} else {
-		rmsg.Username = m.Author.Username
-		if !fromWebhook && b.GetBool("UseDiscriminator") {
-			rmsg.Username += "#" + m.Author.Discriminator
-		}
-	}
-
-	// if we have embedded content add it to text
-	if b.GetBool("ShowEmbeds") && m.Message.Embeds != nil {
-		for _, embed := range m.Message.Embeds {
-			rmsg.Text += handleEmbed(embed)
-		}
-	}
-
-	// no empty messages
-	if rmsg.Text == "" {
-		return
-	}
-
-	// do we have a /me action
-	var ok bool
-	rmsg.Text, ok = b.replaceAction(rmsg.Text)
-	if ok {
-		rmsg.Event = config.EventUserAction
-	}
-
-	// Replace emotes
-	rmsg.Text = replaceEmotes(rmsg.Text)
-
-	b.Log.Debugf("<= Sending message from %s on %s to gateway", m.Author.Username, b.Account)
-	b.Log.Debugf("<= Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-func (b *Bdiscord) memberUpdate(s *discordgo.Session, m *discordgo.GuildMemberUpdate) {
-	if m.Member == nil {
-		b.Log.Warnf("Received member update with no member information: %#v", m)
-	}
-
-	b.membersMutex.Lock()
-	defer b.membersMutex.Unlock()
-
-	if currMember, ok := b.userMemberMap[m.Member.User.ID]; ok {
-		b.Log.Debugf(
-			"%s: memberupdate: user %s (nick %s) changes nick to %s",
-			b.Account,
-			m.Member.User.Username,
-			b.userMemberMap[m.Member.User.ID].Nick,
-			m.Member.Nick,
-		)
-		delete(b.nickMemberMap, currMember.User.Username)
-		delete(b.nickMemberMap, currMember.Nick)
-		delete(b.userMemberMap, m.Member.User.ID)
-	}
-	b.userMemberMap[m.Member.User.ID] = m.Member
-	b.nickMemberMap[m.Member.User.Username] = m.Member
-	if m.Member.Nick != "" {
-		b.nickMemberMap[m.Member.Nick] = m.Member
-	}
-}
-
-func (b *Bdiscord) memberAdd(s *discordgo.Session, m *discordgo.GuildMemberAdd) {
-	if m.Member == nil {
-		b.Log.Warnf("Received member update with no member information: %#v", m)
-		return
-	}
-	username := m.Member.User.Username
-	if m.Member.Nick != "" {
-		username = m.Member.Nick
-	}
-
-	rmsg := config.Message{
-		Account:  b.Account,
-		Event:    config.EventJoinLeave,
-		Username: "system",
-		Text:     username + " joins",
-	}
-	b.Log.Debugf("<= Sending message from %s to gateway", b.Account)
-	b.Log.Debugf("<= Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-func (b *Bdiscord) memberRemove(s *discordgo.Session, m *discordgo.GuildMemberRemove) {
-	if m.Member == nil {
-		b.Log.Warnf("Received member update with no member information: %#v", m)
-		return
-	}
-	username := m.Member.User.Username
-	if m.Member.Nick != "" {
-		username = m.Member.Nick
-	}
-
-	rmsg := config.Message{
-		Account:  b.Account,
-		Event:    config.EventJoinLeave,
-		Username: "system",
-		Text:     username + " leaves",
-	}
-	b.Log.Debugf("<= Sending message from %s to gateway", b.Account)
-	b.Log.Debugf("<= Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-func handleEmbed(embed *discordgo.MessageEmbed) string {
-	var t []string
-	var result string
-
-	t = append(t, embed.Title)
-	t = append(t, embed.Description)
-	t = append(t, embed.URL)
-
-	i := 0
-	for _, e := range t {
-		if e == "" {
-			continue
-		}
-
-		i++
-		if i == 1 {
-			result += "embed: " + e
-			continue
-		}
-
-		result += " - " + e
-	}
-
-	if result != "" {
-		result += "\n"
-	}
-
-	return result
-}

bridge/discord/handlers_test.go

@@ -1,58 +0,0 @@
-package bdiscord
-
-import (
-	"testing"
-
-	"github.com/matterbridge/discordgo"
-	"github.com/stretchr/testify/assert"
-)
-
-func TestHandleEmbed(t *testing.T) {
-	testcases := map[string]struct {
-		embed  *discordgo.MessageEmbed
-		result string
-	}{
-		"allempty": {
-			embed:  &discordgo.MessageEmbed{},
-			result: "",
-		},
-		"one": {
-			embed: &discordgo.MessageEmbed{
-				Title: "blah",
-			},
-			result: "embed: blah\n",
-		},
-		"two": {
-			embed: &discordgo.MessageEmbed{
-				Title:       "blah",
-				Description: "blah2",
-			},
-			result: "embed: blah - blah2\n",
-		},
-		"three": {
-			embed: &discordgo.MessageEmbed{
-				Title:       "blah",
-				Description: "blah2",
-				URL:         "blah3",
-			},
-			result: "embed: blah - blah2 - blah3\n",
-		},
-		"twob": {
-			embed: &discordgo.MessageEmbed{
-				Description: "blah2",
-				URL:         "blah3",
-			},
-			result: "embed: blah2 - blah3\n",
-		},
-		"oneb": {
-			embed: &discordgo.MessageEmbed{
-				URL: "blah3",
-			},
-			result: "embed: blah3\n",
-		},
-	}
-
-	for name, tc := range testcases {
-		assert.Equalf(t, tc.result, handleEmbed(tc.embed), "Testcases %s", name)
-	}
-}

bridge/discord/helpers.go

@@ -1,244 +0,0 @@
-package bdiscord
-
-import (
-	"errors"
-	"regexp"
-	"strings"
-	"unicode"
-
-	"github.com/matterbridge/discordgo"
-)
-
-func (b *Bdiscord) getNick(user *discordgo.User, guildID string) string {
-	b.membersMutex.RLock()
-	defer b.membersMutex.RUnlock()
-
-	if member, ok := b.userMemberMap[user.ID]; ok {
-		if member.Nick != "" {
-			// Only return if nick is set.
-			return member.Nick
-		}
-		// Otherwise return username.
-		return user.Username
-	}
-
-	// If we didn't find nick, search for it.
-	member, err := b.c.GuildMember(guildID, user.ID)
-	if err != nil {
-		b.Log.Warnf("Failed to fetch information for member %#v on guild %#v: %s", user, guildID, err)
-		return user.Username
-	} else if member == nil {
-		b.Log.Warnf("Got no information for member %#v", user)
-		return user.Username
-	}
-	b.userMemberMap[user.ID] = member
-	b.nickMemberMap[member.User.Username] = member
-	if member.Nick != "" {
-		b.nickMemberMap[member.Nick] = member
-		return member.Nick
-	}
-	return user.Username
-}
-
-func (b *Bdiscord) getGuildMemberByNick(nick string) (*discordgo.Member, error) {
-	b.membersMutex.RLock()
-	defer b.membersMutex.RUnlock()
-
-	if member, ok := b.nickMemberMap[nick]; ok {
-		return member, nil
-	}
-	return nil, errors.New("Couldn't find guild member with nick " + nick) // This will most likely get ignored by the caller
-}
-
-func (b *Bdiscord) getChannelID(name string) string {
-	if strings.Contains(name, "/") {
-		return b.getCategoryChannelID(name)
-	}
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-
-	idcheck := strings.Split(name, "ID:")
-	if len(idcheck) > 1 {
-		return idcheck[1]
-	}
-	for _, channel := range b.channels {
-		if channel.Name == name && channel.Type == discordgo.ChannelTypeGuildText {
-			return channel.ID
-		}
-	}
-	return ""
-}
-
-func (b *Bdiscord) getCategoryChannelID(name string) string {
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-	res := strings.Split(name, "/")
-	// shouldn't happen because function should be only called from getChannelID
-	if len(res) != 2 {
-		return ""
-	}
-	catName, chanName := res[0], res[1]
-	for _, channel := range b.channels {
-		// if we have a parentID, lookup the name of that parent (category)
-		// and if it matches return it
-		if channel.Name == chanName && channel.ParentID != "" {
-			for _, cat := range b.channels {
-				if cat.ID == channel.ParentID && cat.Name == catName {
-					return channel.ID
-				}
-			}
-		}
-	}
-	return ""
-}
-
-func (b *Bdiscord) getChannelName(id string) string {
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-
-	for _, c := range b.channelInfoMap {
-		if c.Name == "ID:"+id {
-			// if we have ID: specified in our gateway configuration return this
-			return c.Name
-		}
-	}
-
-	for _, channel := range b.channels {
-		if channel.ID == id {
-			return b.getCategoryChannelName(channel.Name, channel.ParentID)
-		}
-	}
-	return ""
-}
-
-func (b *Bdiscord) getCategoryChannelName(name, parentID string) string {
-	var usesCat bool
-	// do we have a category configuration in the channel config
-	for _, c := range b.channelInfoMap {
-		if strings.Contains(c.Name, "/") {
-			usesCat = true
-			break
-		}
-	}
-	// configuration without category, return the normal channel name
-	if !usesCat {
-		return name
-	}
-	// create a category/channel response
-	for _, c := range b.channels {
-		if c.ID == parentID {
-			name = c.Name + "/" + name
-		}
-	}
-	return name
-}
-
-var (
-	// See https://discordapp.com/developers/docs/reference#message-formatting.
-	channelMentionRE = regexp.MustCompile("<#[0-9]+>")
-	userMentionRE    = regexp.MustCompile("@[^@\n]{1,32}")
-	emoteRE          = regexp.MustCompile(`<a?(:\w+:)\d+>`)
-)
-
-func (b *Bdiscord) replaceChannelMentions(text string) string {
-	replaceChannelMentionFunc := func(match string) string {
-		channelID := match[2 : len(match)-1]
-		channelName := b.getChannelName(channelID)
-
-		// If we don't have the channel refresh our list.
-		if channelName == "" {
-			var err error
-			b.channels, err = b.c.GuildChannels(b.guildID)
-			if err != nil {
-				return "#unknownchannel"
-			}
-			channelName = b.getChannelName(channelID)
-		}
-		return "#" + channelName
-	}
-	return channelMentionRE.ReplaceAllStringFunc(text, replaceChannelMentionFunc)
-}
-
-func (b *Bdiscord) replaceUserMentions(text string) string {
-	replaceUserMentionFunc := func(match string) string {
-		var (
-			err      error
-			member   *discordgo.Member
-			username string
-		)
-
-		usernames := enumerateUsernames(match[1:])
-		for _, username = range usernames {
-			b.Log.Debugf("Testing mention: '%s'", username)
-			member, err = b.getGuildMemberByNick(username)
-			if err == nil {
-				break
-			}
-		}
-		if member == nil {
-			return match
-		}
-		return strings.Replace(match, "@"+username, member.User.Mention(), 1)
-	}
-	return userMentionRE.ReplaceAllStringFunc(text, replaceUserMentionFunc)
-}
-
-func replaceEmotes(text string) string {
-	return emoteRE.ReplaceAllString(text, "$1")
-}
-
-func (b *Bdiscord) replaceAction(text string) (string, bool) {
-	if strings.HasPrefix(text, "_") && strings.HasSuffix(text, "_") {
-		return text[1 : len(text)-1], true
-	}
-	return text, false
-}
-
-// splitURL splits a webhookURL and returns the ID and token.
-func (b *Bdiscord) splitURL(url string) (string, string) {
-	const (
-		expectedWebhookSplitCount = 7
-		webhookIdxID              = 5
-		webhookIdxToken           = 6
-	)
-	webhookURLSplit := strings.Split(url, "/")
-	if len(webhookURLSplit) != expectedWebhookSplitCount {
-		b.Log.Fatalf("%s is no correct discord WebhookURL", url)
-	}
-	return webhookURLSplit[webhookIdxID], webhookURLSplit[webhookIdxToken]
-}
-
-func enumerateUsernames(s string) []string {
-	onlySpace := true
-	for _, r := range s {
-		if !unicode.IsSpace(r) {
-			onlySpace = false
-			break
-		}
-	}
-	if onlySpace {
-		return nil
-	}
-
-	var username, endSpace string
-	var usernames []string
-	skippingSpace := true
-	for _, r := range s {
-		if unicode.IsSpace(r) {
-			if !skippingSpace {
-				usernames = append(usernames, username)
-				skippingSpace = true
-			}
-			endSpace += string(r)
-			username += string(r)
-		} else {
-			endSpace = ""
-			username += string(r)
-			skippingSpace = false
-		}
-	}
-	if endSpace == "" {
-		usernames = append(usernames, username)
-	}
-	return usernames
-}

bridge/discord/helpers_test.go

@@ -1,46 +0,0 @@
-package bdiscord
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestEnumerateUsernames(t *testing.T) {
-	testcases := map[string]struct {
-		match             string
-		expectedUsernames []string
-	}{
-		"only space": {
-			match:             "  \t\n \t",
-			expectedUsernames: nil,
-		},
-		"single word": {
-			match:             "veni",
-			expectedUsernames: []string{"veni"},
-		},
-		"single word with preceeding space": {
-			match:             " vidi",
-			expectedUsernames: []string{" vidi"},
-		},
-		"single word with suffixed space": {
-			match:             "vici ",
-			expectedUsernames: []string{"vici"},
-		},
-		"multi-word with varying whitespace": {
-			match: "just me  and\tmy friends \t",
-			expectedUsernames: []string{
-				"just",
-				"just me",
-				"just me  and",
-				"just me  and\tmy",
-				"just me  and\tmy friends",
-			},
-		},
-	}
-
-	for testname, testcase := range testcases {
-		foundUsernames := enumerateUsernames(testcase.match)
-		assert.Equalf(t, testcase.expectedUsernames, foundUsernames, "Should have found the expected usernames for testcase %s", testname)
-	}
-}

bridge/helper/helper.go

@@ -3,7 +3,6 @@ package helper
 import (
 	"bytes"
 	"fmt"
-	"image/png"
 	"io"
 	"net/http"
 	"regexp"
@@ -11,21 +10,14 @@ import (
 	"time"
 	"unicode/utf8"
 
-	"golang.org/x/image/webp"
-
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/gomarkdown/markdown"
-	"github.com/gomarkdown/markdown/html"
-	"github.com/gomarkdown/markdown/parser"
-	"github.com/sirupsen/logrus"
+	log "github.com/sirupsen/logrus"
 )
 
-// DownloadFile downloads the given non-authenticated URL.
 func DownloadFile(url string) (*[]byte, error) {
 	return DownloadFileAuth(url, "")
 }
 
-// DownloadFileAuth downloads the given URL using the specified authentication token.
 func DownloadFileAuth(url string, auth string) (*[]byte, error) {
 	var buf bytes.Buffer
 	client := &http.Client{
@@ -49,8 +41,8 @@ func DownloadFileAuth(url string, auth string) (*[]byte, error) {
 }
 
 // GetSubLines splits messages in newline-delimited lines. If maxLineLength is
-// specified as non-zero GetSubLines will also clip long lines to the maximum
-// length and insert a warning marker that the line was clipped.
+// specified as non-zero GetSubLines will and also clip long lines to the
+// maximum length and insert a warning marker that the line was clipped.
 //
 // TODO: The current implementation has the inconvenient that it disregards
 // word boundaries when splitting but this is hard to solve without potentially
@@ -86,24 +78,18 @@ func GetSubLines(message string, maxLineLength int) []string {
 	return lines
 }
 
-// HandleExtra manages the supplementary details stored inside a message's 'Extra' field map.
+// handle all the stuff we put into extra
 func HandleExtra(msg *config.Message, general *config.Protocol) []config.Message {
 	extra := msg.Extra
 	rmsg := []config.Message{}
 	for _, f := range extra[config.EventFileFailureSize] {
 		fi := f.(config.FileInfo)
 		text := fmt.Sprintf("file %s too big to download (%#v > allowed size: %#v)", fi.Name, fi.Size, general.MediaDownloadSize)
-		rmsg = append(rmsg, config.Message{
-			Text:     text,
-			Username: "<system> ",
-			Channel:  msg.Channel,
-			Account:  msg.Account,
-		})
+		rmsg = append(rmsg, config.Message{Text: text, Username: "<system> ", Channel: msg.Channel, Account: msg.Account})
 	}
 	return rmsg
 }
 
-// GetAvatar constructs a URL for a given user-avatar if it is available in the cache.
 func GetAvatar(av map[string]string, userid string, general *config.Protocol) string {
 	if sha, ok := av[userid]; ok {
 		return general.MediaServerDownload + "/" + sha + "/" + userid + ".png"
@@ -111,15 +97,13 @@ func GetAvatar(av map[string]string, userid string, general *config.Protocol) st
 	return ""
 }
 
-// HandleDownloadSize checks a specified filename against the configured download blacklist
-// and checks a specified file-size against the configure limit.
-func HandleDownloadSize(logger *logrus.Entry, msg *config.Message, name string, size int64, general *config.Protocol) error {
+func HandleDownloadSize(flog *log.Entry, msg *config.Message, name string, size int64, general *config.Protocol) error {
 	// check blacklist here
 	for _, entry := range general.MediaDownloadBlackList {
 		if entry != "" {
 			re, err := regexp.Compile(entry)
 			if err != nil {
-				logger.Errorf("incorrect regexp %s for %s", entry, msg.Account)
+				flog.Errorf("incorrect regexp %s for %s", entry, msg.Account)
 				continue
 			}
 			if re.MatchString(name) {
@@ -127,83 +111,43 @@ func HandleDownloadSize(logger *logrus.Entry, msg *config.Message, name string,
 			}
 		}
 	}
-	logger.Debugf("Trying to download %#v with size %#v", name, size)
+	flog.Debugf("Trying to download %#v with size %#v", name, size)
 	if int(size) > general.MediaDownloadSize {
 		msg.Event = config.EventFileFailureSize
-		msg.Extra[msg.Event] = append(msg.Extra[msg.Event], config.FileInfo{
-			Name:    name,
-			Comment: msg.Text,
-			Size:    size,
-		})
+		msg.Extra[msg.Event] = append(msg.Extra[msg.Event], config.FileInfo{Name: name, Comment: msg.Text, Size: size})
 		return fmt.Errorf("File %#v to large to download (%#v). MediaDownloadSize is %#v", name, size, general.MediaDownloadSize)
 	}
 	return nil
 }
 
-// HandleDownloadData adds the data for a remote file into a Matterbridge gateway message.
-func HandleDownloadData(logger *logrus.Entry, msg *config.Message, name, comment, url string, data *[]byte, general *config.Protocol) {
+func HandleDownloadData(flog *log.Entry, msg *config.Message, name, comment, url string, data *[]byte, general *config.Protocol) {
 	var avatar bool
-	logger.Debugf("Download OK %#v %#v", name, len(*data))
+	flog.Debugf("Download OK %#v %#v", name, len(*data))
 	if msg.Event == config.EventAvatarDownload {
 		avatar = true
 	}
-	msg.Extra["file"] = append(msg.Extra["file"], config.FileInfo{
-		Name:    name,
-		Data:    data,
-		URL:     url,
-		Comment: comment,
-		Avatar:  avatar,
-	})
+	msg.Extra["file"] = append(msg.Extra["file"], config.FileInfo{Name: name, Data: data, URL: url, Comment: comment, Avatar: avatar})
 }
 
-var emptyLineMatcher = regexp.MustCompile("\n+")
-
-// RemoveEmptyNewLines collapses consecutive newline characters into a single one and
-// trims any preceding or trailing newline characters as well.
 func RemoveEmptyNewLines(msg string) string {
-	return emptyLineMatcher.ReplaceAllString(strings.Trim(msg, "\n"), "\n")
+	lines := ""
+	for _, line := range strings.Split(msg, "\n") {
+		if line != "" {
+			lines += line + "\n"
+		}
+	}
+	lines = strings.TrimRight(lines, "\n")
+	return lines
 }
 
-// ClipMessage trims a message to the specified length if it exceeds it and adds a warning
-// to the message in case it does so.
 func ClipMessage(text string, length int) string {
-	const clippingMessage = " <clipped message>"
+	// clip too long messages
 	if len(text) > length {
-		text = text[:length-len(clippingMessage)]
+		text = text[:length-len(" *message clipped*")]
 		if r, size := utf8.DecodeLastRuneInString(text); r == utf8.RuneError {
 			text = text[:len(text)-size]
 		}
-		text += clippingMessage
+		text += " *message clipped*"
 	}
 	return text
 }
-
-// ParseMarkdown takes in an input string as markdown and parses it to html
-func ParseMarkdown(input string) string {
-	extensions := parser.HardLineBreak | parser.NoIntraEmphasis
-	markdownParser := parser.NewWithExtensions(extensions)
-	renderer := html.NewRenderer(html.RendererOptions{
-		Flags: 0,
-	})
-	parsedMarkdown := markdown.ToHTML([]byte(input), markdownParser, renderer)
-	res := string(parsedMarkdown)
-	res = strings.TrimPrefix(res, "<p>")
-	res = strings.TrimSuffix(res, "</p>\n")
-	return res
-}
-
-// ConvertWebPToPNG convert input data (which should be WebP format to PNG format)
-func ConvertWebPToPNG(data *[]byte) error {
-	r := bytes.NewReader(*data)
-	m, err := webp.Decode(r)
-	if err != nil {
-		return err
-	}
-	var output []byte
-	w := bytes.NewBuffer(output)
-	if err := png.Encode(w, m); err != nil {
-		return err
-	}
-	*data = w.Bytes()
-	return nil
-}

bridge/helper/helper_test.go

@@ -1,8 +1,6 @@
 package helper
 
 import (
-	"io/ioutil"
-	"os"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -105,22 +103,3 @@ func TestGetSubLines(t *testing.T) {
 		assert.Equalf(t, testcase.nonSplitOutput, nonSplitLines, "'%s' testcase should give expected lines without splitting.", testname)
 	}
 }
-
-func TestConvertWebPToPNG(t *testing.T) {
-	if os.Getenv("LOCAL_TEST") == "" {
-		t.Skip()
-	}
-	input, err := ioutil.ReadFile("test.webp")
-	if err != nil {
-		t.Fail()
-	}
-	d := &input
-	err = ConvertWebPToPNG(d)
-	if err != nil {
-		t.Fail()
-	}
-	err = ioutil.WriteFile("test.png", *d, 0644)
-	if err != nil {
-		t.Fail()
-	}
-}

bridge/irc/handlers.go

@@ -1,238 +0,0 @@
-package birc
-
-import (
-	"bytes"
-	"fmt"
-	"io/ioutil"
-	"strconv"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/dfordsoft/golib/ic"
-	"github.com/lrstanley/girc"
-	"github.com/paulrosania/go-charset/charset"
-	"github.com/saintfish/chardet"
-
-	// We need to import the 'data' package as an implicit dependency.
-	// See: https://godoc.org/github.com/paulrosania/go-charset/charset
-	_ "github.com/paulrosania/go-charset/data"
-)
-
-func (b *Birc) handleCharset(msg *config.Message) error {
-	if b.GetString("Charset") != "" {
-		switch b.GetString("Charset") {
-		case "gbk", "gb18030", "gb2312", "big5", "euc-kr", "euc-jp", "shift-jis", "iso-2022-jp":
-			msg.Text = ic.ConvertString("utf-8", b.GetString("Charset"), msg.Text)
-		default:
-			buf := new(bytes.Buffer)
-			w, err := charset.NewWriter(b.GetString("Charset"), buf)
-			if err != nil {
-				b.Log.Errorf("charset from utf-8 conversion failed: %s", err)
-				return err
-			}
-			fmt.Fprint(w, msg.Text)
-			w.Close()
-			msg.Text = buf.String()
-		}
-	}
-	return nil
-}
-
-// handleFiles returns true if we have handled the files, otherwise return false
-func (b *Birc) handleFiles(msg *config.Message) bool {
-	if msg.Extra == nil {
-		return false
-	}
-	for _, rmsg := range helper.HandleExtra(msg, b.General) {
-		b.Local <- rmsg
-	}
-	if len(msg.Extra["file"]) == 0 {
-		return false
-	}
-	for _, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		if fi.Comment != "" {
-			msg.Text += fi.Comment + " : "
-		}
-		if fi.URL != "" {
-			msg.Text = fi.URL
-			if fi.Comment != "" {
-				msg.Text = fi.Comment + " : " + fi.URL
-			}
-		}
-		b.Local <- config.Message{Text: msg.Text, Username: msg.Username, Channel: msg.Channel, Event: msg.Event}
-	}
-	return true
-}
-
-func (b *Birc) handleJoinPart(client *girc.Client, event girc.Event) {
-	if len(event.Params) == 0 {
-		b.Log.Debugf("handleJoinPart: empty Params? %#v", event)
-		return
-	}
-	channel := strings.ToLower(event.Params[0])
-	if event.Command == "KICK" && event.Params[1] == b.Nick {
-		b.Log.Infof("Got kicked from %s by %s", channel, event.Source.Name)
-		time.Sleep(time.Duration(b.GetInt("RejoinDelay")) * time.Second)
-		b.Remote <- config.Message{Username: "system", Text: "rejoin", Channel: channel, Account: b.Account, Event: config.EventRejoinChannels}
-		return
-	}
-	if event.Command == "QUIT" {
-		if event.Source.Name == b.Nick && strings.Contains(event.Last(), "Ping timeout") {
-			b.Log.Infof("%s reconnecting ..", b.Account)
-			b.Remote <- config.Message{Username: "system", Text: "reconnect", Channel: channel, Account: b.Account, Event: config.EventFailure}
-			return
-		}
-	}
-	if event.Source.Name != b.Nick {
-		if b.GetBool("nosendjoinpart") {
-			return
-		}
-		msg := config.Message{Username: "system", Text: event.Source.Name + " " + strings.ToLower(event.Command) + "s", Channel: channel, Account: b.Account, Event: config.EventJoinLeave}
-		if b.GetBool("verbosejoinpart") {
-			b.Log.Debugf("<= Sending verbose JOIN_LEAVE event from %s to gateway", b.Account)
-			msg = config.Message{Username: "system", Text: event.Source.Name + " (" + event.Source.Ident + "@" + event.Source.Host + ") " + strings.ToLower(event.Command) + "s", Channel: channel, Account: b.Account, Event: config.EventJoinLeave}
-		} else {
-			b.Log.Debugf("<= Sending JOIN_LEAVE event from %s to gateway", b.Account)
-		}
-		b.Log.Debugf("<= Message is %#v", msg)
-		b.Remote <- msg
-		return
-	}
-	b.Log.Debugf("handle %#v", event)
-}
-
-func (b *Birc) handleNewConnection(client *girc.Client, event girc.Event) {
-	b.Log.Debug("Registering callbacks")
-	i := b.i
-	b.Nick = event.Params[0]
-
-	i.Handlers.Add("PRIVMSG", b.handlePrivMsg)
-	i.Handlers.Add("CTCP_ACTION", b.handlePrivMsg)
-	i.Handlers.Add(girc.RPL_TOPICWHOTIME, b.handleTopicWhoTime)
-	i.Handlers.Add(girc.NOTICE, b.handleNotice)
-	i.Handlers.Add("JOIN", b.handleJoinPart)
-	i.Handlers.Add("PART", b.handleJoinPart)
-	i.Handlers.Add("QUIT", b.handleJoinPart)
-	i.Handlers.Add("KICK", b.handleJoinPart)
-}
-
-func (b *Birc) handleNickServ() {
-	if !b.GetBool("UseSASL") && b.GetString("NickServNick") != "" && b.GetString("NickServPassword") != "" {
-		b.Log.Debugf("Sending identify to nickserv %s", b.GetString("NickServNick"))
-		b.i.Cmd.Message(b.GetString("NickServNick"), "IDENTIFY "+b.GetString("NickServPassword"))
-	}
-	if strings.EqualFold(b.GetString("NickServNick"), "Q@CServe.quakenet.org") {
-		b.Log.Debugf("Authenticating %s against %s", b.GetString("NickServUsername"), b.GetString("NickServNick"))
-		b.i.Cmd.Message(b.GetString("NickServNick"), "AUTH "+b.GetString("NickServUsername")+" "+b.GetString("NickServPassword"))
-	}
-	// give nickserv some slack
-	time.Sleep(time.Second * 5)
-	b.authDone = true
-}
-
-func (b *Birc) handleNotice(client *girc.Client, event girc.Event) {
-	if strings.Contains(event.String(), "This nickname is registered") && event.Source.Name == b.GetString("NickServNick") {
-		b.handleNickServ()
-	} else {
-		b.handlePrivMsg(client, event)
-	}
-}
-
-func (b *Birc) handleOther(client *girc.Client, event girc.Event) {
-	if b.GetInt("DebugLevel") == 1 {
-		if event.Command != "CLIENT_STATE_UPDATED" &&
-			event.Command != "CLIENT_GENERAL_UPDATED" {
-			b.Log.Debugf("%#v", event.String())
-		}
-		return
-	}
-	switch event.Command {
-	case "372", "375", "376", "250", "251", "252", "253", "254", "255", "265", "266", "002", "003", "004", "005":
-		return
-	}
-	b.Log.Debugf("%#v", event.String())
-}
-
-func (b *Birc) handleOtherAuth(client *girc.Client, event girc.Event) {
-	b.handleNickServ()
-	b.handleRunCommands()
-	// we are now fully connected
-	// only send on first connection
-	if b.FirstConnection {
-		b.connected <- nil
-	}
-}
-
-func (b *Birc) handlePrivMsg(client *girc.Client, event girc.Event) {
-	if b.skipPrivMsg(event) {
-		return
-	}
-	rmsg := config.Message{Username: event.Source.Name, Channel: strings.ToLower(event.Params[0]), Account: b.Account, UserID: event.Source.Ident + "@" + event.Source.Host}
-	b.Log.Debugf("== Receiving PRIVMSG: %s %s %#v", event.Source.Name, event.Last(), event)
-
-	// set action event
-	if event.IsAction() {
-		rmsg.Event = config.EventUserAction
-	}
-
-	// strip action, we made an event if it was an action
-	rmsg.Text += event.StripAction()
-
-	// start detecting the charset
-	mycharset := b.GetString("Charset")
-	if mycharset == "" {
-		// detect what were sending so that we convert it to utf-8
-		detector := chardet.NewTextDetector()
-		result, err := detector.DetectBest([]byte(rmsg.Text))
-		if err != nil {
-			b.Log.Infof("detection failed for rmsg.Text: %#v", rmsg.Text)
-			return
-		}
-		b.Log.Debugf("detected %s confidence %#v", result.Charset, result.Confidence)
-		mycharset = result.Charset
-		// if we're not sure, just pick ISO-8859-1
-		if result.Confidence < 80 {
-			mycharset = "ISO-8859-1"
-		}
-	}
-	switch mycharset {
-	case "gbk", "gb18030", "gb2312", "big5", "euc-kr", "euc-jp", "shift-jis", "iso-2022-jp":
-		rmsg.Text = ic.ConvertString("utf-8", b.GetString("Charset"), rmsg.Text)
-	default:
-		r, err := charset.NewReader(mycharset, strings.NewReader(rmsg.Text))
-		if err != nil {
-			b.Log.Errorf("charset to utf-8 conversion failed: %s", err)
-			return
-		}
-		output, _ := ioutil.ReadAll(r)
-		rmsg.Text = string(output)
-	}
-
-	b.Log.Debugf("<= Sending message from %s on %s to gateway", event.Params[0], b.Account)
-	b.Remote <- rmsg
-}
-
-func (b *Birc) handleRunCommands() {
-	for _, cmd := range b.GetStringSlice("RunCommands") {
-		if err := b.i.Cmd.SendRaw(cmd); err != nil {
-			b.Log.Errorf("RunCommands %s failed: %s", cmd, err)
-		}
-		time.Sleep(time.Second)
-	}
-}
-
-func (b *Birc) handleTopicWhoTime(client *girc.Client, event girc.Event) {
-	parts := strings.Split(event.Params[2], "!")
-	t, err := strconv.ParseInt(event.Params[3], 10, 64)
-	if err != nil {
-		b.Log.Errorf("Invalid time stamp: %s", event.Params[3])
-	}
-	user := parts[0]
-	if len(parts) > 1 {
-		user += " [" + parts[1] + "]"
-	}
-	b.Log.Debugf("%s: Topic set by %s [%s]", event.Command, user, time.Unix(t, 0))
-}

bridge/irc/irc.go

@@ -1,10 +1,14 @@
 package birc
 
 import (
+	"bytes"
 	"crypto/tls"
 	"fmt"
 	"hash/crc32"
+	"io"
+	"io/ioutil"
 	"net"
+	"regexp"
 	"sort"
 	"strconv"
 	"strings"
@@ -13,7 +17,10 @@ import (
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
+	"github.com/dfordsoft/golib/ic"
 	"github.com/lrstanley/girc"
+	"github.com/paulrosania/go-charset/charset"
+	"github.com/saintfish/chardet"
 
 	// We need to import the 'data' package as an implicit dependency.
 	// See: https://godoc.org/github.com/paulrosania/go-charset/charset
@@ -61,7 +68,7 @@ func (b *Birc) Command(msg *config.Message) string {
 	if msg.Text == "!users" {
 		b.i.Handlers.Add(girc.RPL_NAMREPLY, b.storeNames)
 		b.i.Handlers.Add(girc.RPL_ENDOFNAMES, b.endNames)
-		b.i.Cmd.SendRaw("NAMES " + msg.Channel) //nolint:errcheck
+		b.i.Cmd.SendRaw("NAMES " + msg.Channel)
 	}
 	return ""
 }
@@ -69,11 +76,35 @@ func (b *Birc) Command(msg *config.Message) string {
 func (b *Birc) Connect() error {
 	b.Local = make(chan config.Message, b.MessageQueue+10)
 	b.Log.Infof("Connecting %s", b.GetString("Server"))
-
-	i, err := b.getClient()
+	server, portstr, err := net.SplitHostPort(b.GetString("Server"))
 	if err != nil {
 		return err
 	}
+	port, err := strconv.Atoi(portstr)
+	if err != nil {
+		return err
+	}
+	// fix strict user handling of girc
+	user := b.GetString("Nick")
+	for !girc.IsValidUser(user) {
+		if len(user) == 1 {
+			user = "matterbridge"
+			break
+		}
+		user = user[1:]
+	}
+
+	i := girc.New(girc.Config{
+		Server:     server,
+		ServerPass: b.GetString("Password"),
+		Port:       port,
+		Nick:       b.GetString("Nick"),
+		User:       user,
+		Name:       b.GetString("Nick"),
+		SSL:        b.GetBool("UseTLS"),
+		TLSConfig:  &tls.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"), ServerName: server},
+		PingDelay:  time.Minute,
+	})
 
 	if b.GetBool("UseSASL") {
 		i.Config.SASL = &girc.SASLPlain{
@@ -84,12 +115,30 @@ func (b *Birc) Connect() error {
 
 	i.Handlers.Add(girc.RPL_WELCOME, b.handleNewConnection)
 	i.Handlers.Add(girc.RPL_ENDOFMOTD, b.handleOtherAuth)
-	i.Handlers.Add(girc.ERR_NOMOTD, b.handleOtherAuth)
 	i.Handlers.Add(girc.ALL_EVENTS, b.handleOther)
+
+	go func() {
+		for {
+			if err := i.Connect(); err != nil {
+				b.Log.Errorf("disconnect: error: %s", err)
+				if b.FirstConnection {
+					b.connected <- err
+					return
+				}
+			} else {
+				b.Log.Info("disconnect: client requested quit")
+			}
+			b.Log.Info("reconnecting in 30 seconds...")
+			time.Sleep(30 * time.Second)
+			i.Handlers.Clear(girc.RPL_WELCOME)
+			i.Handlers.Add(girc.RPL_WELCOME, func(client *girc.Client, event girc.Event) {
+				b.Remote <- config.Message{Username: "system", Text: "rejoin", Channel: "", Account: b.Account, Event: config.EventRejoinChannels}
+				// set our correct nick on reconnect if necessary
+				b.Nick = event.Source.Name
+			})
+		}
+	}()
 	b.i = i
-
-	go b.doConnect()
-
 	err = <-b.connected
 	if err != nil {
 		return fmt.Errorf("connection failed %s", err)
@@ -123,6 +172,7 @@ func (b *Birc) JoinChannel(channel config.ChannelInfo) error {
 	} else {
 		b.i.Cmd.Join(channel.Name)
 	}
+	b.authDone = false
 	return nil
 }
 
@@ -137,7 +187,6 @@ func (b *Birc) Send(msg config.Message) (string, error) {
 	// we can be in between reconnects #385
 	if !b.i.IsConnected() {
 		b.Log.Error("Not connected to server, dropping message")
-		return "", nil
 	}
 
 	// Execute a command
@@ -146,13 +195,44 @@ func (b *Birc) Send(msg config.Message) (string, error) {
 	}
 
 	// convert to specified charset
-	if err := b.handleCharset(&msg); err != nil {
-		return "", err
+	if b.GetString("Charset") != "" {
+		switch b.GetString("Charset") {
+		case "gbk", "gb18030", "gb2312", "big5", "euc-kr", "euc-jp", "shift-jis", "iso-2022-jp":
+			msg.Text = ic.ConvertString("utf-8", b.GetString("Charset"), msg.Text)
+		default:
+			buf := new(bytes.Buffer)
+			w, err := charset.NewWriter(b.GetString("Charset"), buf)
+			if err != nil {
+				b.Log.Errorf("charset from utf-8 conversion failed: %s", err)
+				return "", err
+			}
+			fmt.Fprint(w, msg.Text)
+			w.Close()
+			msg.Text = buf.String()
+		}
 	}
 
-	// handle files, return if we're done here
-	if ok := b.handleFiles(&msg); ok {
-		return "", nil
+	// Handle files
+	if msg.Extra != nil {
+		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
+			b.Local <- rmsg
+		}
+		if len(msg.Extra["file"]) > 0 {
+			for _, f := range msg.Extra["file"] {
+				fi := f.(config.FileInfo)
+				if fi.Comment != "" {
+					msg.Text += fi.Comment + ": "
+				}
+				if fi.URL != "" {
+					msg.Text = fi.URL
+					if fi.Comment != "" {
+						msg.Text = fi.Comment + ": " + fi.URL
+					}
+				}
+				b.Local <- config.Message{Text: msg.Text, Username: msg.Username, Channel: msg.Channel, Event: msg.Event}
+			}
+			return "", nil
+		}
 	}
 
 	var msgLines []string
@@ -167,34 +247,16 @@ func (b *Birc) Send(msg config.Message) (string, error) {
 			return "", nil
 		}
 
-		msg.Text = msgLines[i]
-		b.Local <- msg
+		b.Local <- config.Message{
+			Text:     msgLines[i],
+			Username: msg.Username,
+			Channel:  msg.Channel,
+			Event:    msg.Event,
+		}
 	}
 	return "", nil
 }
 
-func (b *Birc) doConnect() {
-	for {
-		if err := b.i.Connect(); err != nil {
-			b.Log.Errorf("disconnect: error: %s", err)
-			if b.FirstConnection {
-				b.connected <- err
-				return
-			}
-		} else {
-			b.Log.Info("disconnect: client requested quit")
-		}
-		b.Log.Info("reconnecting in 30 seconds...")
-		time.Sleep(30 * time.Second)
-		b.i.Handlers.Clear(girc.RPL_WELCOME)
-		b.i.Handlers.Add(girc.RPL_WELCOME, func(client *girc.Client, event girc.Event) {
-			b.Remote <- config.Message{Username: "system", Text: "rejoin", Channel: "", Account: b.Account, Event: config.EventRejoinChannels}
-			// set our correct nick on reconnect if necessary
-			b.Nick = event.Source.Name
-		})
-	}
-}
-
 func (b *Birc) doSend() {
 	rate := time.Millisecond * time.Duration(b.MessageDelay)
 	throttle := time.NewTicker(rate)
@@ -215,40 +277,6 @@ func (b *Birc) doSend() {
 	}
 }
 
-// validateInput validates the server/port/nick configuration. Returns a *girc.Client if successful
-func (b *Birc) getClient() (*girc.Client, error) {
-	server, portstr, err := net.SplitHostPort(b.GetString("Server"))
-	if err != nil {
-		return nil, err
-	}
-	port, err := strconv.Atoi(portstr)
-	if err != nil {
-		return nil, err
-	}
-	// fix strict user handling of girc
-	user := b.GetString("Nick")
-	for !girc.IsValidUser(user) {
-		if len(user) == 1 || len(user) == 0 {
-			user = "matterbridge"
-			break
-		}
-		user = user[1:]
-	}
-
-	i := girc.New(girc.Config{
-		Server:     server,
-		ServerPass: b.GetString("Password"),
-		Port:       port,
-		Nick:       b.GetString("Nick"),
-		User:       user,
-		Name:       b.GetString("Nick"),
-		SSL:        b.GetBool("UseTLS"),
-		TLSConfig:  &tls.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"), ServerName: server}, //nolint:gosec
-		PingDelay:  time.Minute,
-	})
-	return i, nil
-}
-
 func (b *Birc) endNames(client *girc.Client, event girc.Event) {
 	channel := event.Params[1]
 	sort.Strings(b.names[channel])
@@ -265,6 +293,82 @@ func (b *Birc) endNames(client *girc.Client, event girc.Event) {
 	b.i.Handlers.Clear(girc.RPL_ENDOFNAMES)
 }
 
+func (b *Birc) handleNewConnection(client *girc.Client, event girc.Event) {
+	b.Log.Debug("Registering callbacks")
+	i := b.i
+	b.Nick = event.Params[0]
+
+	i.Handlers.Add("PRIVMSG", b.handlePrivMsg)
+	i.Handlers.Add("CTCP_ACTION", b.handlePrivMsg)
+	i.Handlers.Add(girc.RPL_TOPICWHOTIME, b.handleTopicWhoTime)
+	i.Handlers.Add(girc.NOTICE, b.handleNotice)
+	i.Handlers.Add("JOIN", b.handleJoinPart)
+	i.Handlers.Add("PART", b.handleJoinPart)
+	i.Handlers.Add("QUIT", b.handleJoinPart)
+	i.Handlers.Add("KICK", b.handleJoinPart)
+}
+
+func (b *Birc) handleJoinPart(client *girc.Client, event girc.Event) {
+	if len(event.Params) == 0 {
+		b.Log.Debugf("handleJoinPart: empty Params? %#v", event)
+		return
+	}
+	channel := strings.ToLower(event.Params[0])
+	if event.Command == "KICK" && event.Params[1] == b.Nick {
+		b.Log.Infof("Got kicked from %s by %s", channel, event.Source.Name)
+		time.Sleep(time.Duration(b.GetInt("RejoinDelay")) * time.Second)
+		b.Remote <- config.Message{Username: "system", Text: "rejoin", Channel: channel, Account: b.Account, Event: config.EventRejoinChannels}
+		return
+	}
+	if event.Command == "QUIT" {
+		if event.Source.Name == b.Nick && strings.Contains(event.Trailing, "Ping timeout") {
+			b.Log.Infof("%s reconnecting ..", b.Account)
+			b.Remote <- config.Message{Username: "system", Text: "reconnect", Channel: channel, Account: b.Account, Event: config.EventFailure}
+			return
+		}
+	}
+	if event.Source.Name != b.Nick {
+		if b.GetBool("nosendjoinpart") {
+			return
+		}
+		b.Log.Debugf("<= Sending JOIN_LEAVE event from %s to gateway", b.Account)
+		msg := config.Message{Username: "system", Text: event.Source.Name + " " + strings.ToLower(event.Command) + "s", Channel: channel, Account: b.Account, Event: config.EventJoinLeave}
+		b.Log.Debugf("<= Message is %#v", msg)
+		b.Remote <- msg
+		return
+	}
+	b.Log.Debugf("handle %#v", event)
+}
+
+func (b *Birc) handleNotice(client *girc.Client, event girc.Event) {
+	if strings.Contains(event.String(), "This nickname is registered") && event.Source.Name == b.GetString("NickServNick") {
+		b.handleNickServ()
+	} else {
+		b.handlePrivMsg(client, event)
+	}
+}
+
+func (b *Birc) handleOther(client *girc.Client, event girc.Event) {
+	if b.GetInt("DebugLevel") == 1 {
+		if event.Command != "CLIENT_STATE_UPDATED" &&
+			event.Command != "CLIENT_GENERAL_UPDATED" {
+			b.Log.Debugf("%#v", event.String())
+		}
+		return
+	}
+	switch event.Command {
+	case "372", "375", "376", "250", "251", "252", "253", "254", "255", "265", "266", "002", "003", "004", "005":
+		return
+	}
+	b.Log.Debugf("%#v", event.String())
+}
+
+func (b *Birc) handleOtherAuth(client *girc.Client, event girc.Event) {
+	b.handleNickServ()
+	// we are now fully connected
+	b.connected <- nil
+}
+
 func (b *Birc) skipPrivMsg(event girc.Event) bool {
 	// Our nick can be changed
 	b.Nick = b.i.GetNick()
@@ -284,6 +388,74 @@ func (b *Birc) skipPrivMsg(event girc.Event) bool {
 	return false
 }
 
+func (b *Birc) handlePrivMsg(client *girc.Client, event girc.Event) {
+	if b.skipPrivMsg(event) {
+		return
+	}
+	rmsg := config.Message{Username: event.Source.Name, Channel: strings.ToLower(event.Params[0]), Account: b.Account, UserID: event.Source.Ident + "@" + event.Source.Host}
+	b.Log.Debugf("== Receiving PRIVMSG: %s %s %#v", event.Source.Name, event.Trailing, event)
+
+	// set action event
+	if event.IsAction() {
+		rmsg.Event = config.EventUserAction
+	}
+
+	// strip action, we made an event if it was an action
+	rmsg.Text += event.StripAction()
+
+	// strip IRC colors
+	re := regexp.MustCompile(`\x03(?:\d{1,2}(?:,\d{1,2})?)?|[[:cntrl:]]`)
+	rmsg.Text = re.ReplaceAllString(rmsg.Text, "")
+
+	// start detecting the charset
+	var r io.Reader
+	var err error
+	mycharset := b.GetString("Charset")
+	if mycharset == "" {
+		// detect what were sending so that we convert it to utf-8
+		detector := chardet.NewTextDetector()
+		result, err := detector.DetectBest([]byte(rmsg.Text))
+		if err != nil {
+			b.Log.Infof("detection failed for rmsg.Text: %#v", rmsg.Text)
+			return
+		}
+		b.Log.Debugf("detected %s confidence %#v", result.Charset, result.Confidence)
+		mycharset = result.Charset
+		// if we're not sure, just pick ISO-8859-1
+		if result.Confidence < 80 {
+			mycharset = "ISO-8859-1"
+		}
+	}
+	switch mycharset {
+	case "gbk", "gb18030", "gb2312", "big5", "euc-kr", "euc-jp", "shift-jis", "iso-2022-jp":
+		rmsg.Text = ic.ConvertString("utf-8", b.GetString("Charset"), rmsg.Text)
+	default:
+		r, err = charset.NewReader(mycharset, strings.NewReader(rmsg.Text))
+		if err != nil {
+			b.Log.Errorf("charset to utf-8 conversion failed: %s", err)
+			return
+		}
+		output, _ := ioutil.ReadAll(r)
+		rmsg.Text = string(output)
+	}
+
+	b.Log.Debugf("<= Sending message from %s on %s to gateway", event.Params[0], b.Account)
+	b.Remote <- rmsg
+}
+
+func (b *Birc) handleTopicWhoTime(client *girc.Client, event girc.Event) {
+	parts := strings.Split(event.Params[2], "!")
+	t, err := strconv.ParseInt(event.Params[3], 10, 64)
+	if err != nil {
+		b.Log.Errorf("Invalid time stamp: %s", event.Params[3])
+	}
+	user := parts[0]
+	if len(parts) > 1 {
+		user += " [" + parts[1] + "]"
+	}
+	b.Log.Debugf("%s: Topic set by %s [%s]", event.Command, user, time.Unix(t, 0))
+}
+
 func (b *Birc) nicksPerRow() int {
 	return 4
 }
@@ -292,9 +464,23 @@ func (b *Birc) storeNames(client *girc.Client, event girc.Event) {
 	channel := event.Params[2]
 	b.names[channel] = append(
 		b.names[channel],
-		strings.Split(strings.TrimSpace(event.Last()), " ")...)
+		strings.Split(strings.TrimSpace(event.Trailing), " ")...)
 }
 
 func (b *Birc) formatnicks(nicks []string) string {
 	return strings.Join(nicks, ", ") + " currently on IRC"
 }
+
+func (b *Birc) handleNickServ() {
+	if !b.GetBool("UseSASL") && b.GetString("NickServNick") != "" && b.GetString("NickServPassword") != "" {
+		b.Log.Debugf("Sending identify to nickserv %s", b.GetString("NickServNick"))
+		b.i.Cmd.Message(b.GetString("NickServNick"), "IDENTIFY "+b.GetString("NickServPassword"))
+	}
+	if strings.EqualFold(b.GetString("NickServNick"), "Q@CServe.quakenet.org") {
+		b.Log.Debugf("Authenticating %s against %s", b.GetString("NickServUsername"), b.GetString("NickServNick"))
+		b.i.Cmd.Message(b.GetString("NickServNick"), "AUTH "+b.GetString("NickServUsername")+" "+b.GetString("NickServPassword"))
+	}
+	// give nickserv some slack
+	time.Sleep(time.Second * 5)
+	b.authDone = true
+}

bridge/keybase/handlers.go

@@ -1,59 +0,0 @@
-package bkeybase
-
-import (
-	"strconv"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/keybase/go-keybase-chat-bot/kbchat/types/chat1"
-)
-
-func (b *Bkeybase) handleKeybase() {
-	sub, err := b.kbc.ListenForNewTextMessages()
-	if err != nil {
-		b.Log.Errorf("Error listening: %s", err.Error())
-	}
-
-	go func() {
-		for {
-			msg, err := sub.Read()
-			if err != nil {
-				b.Log.Errorf("failed to read message: %s", err.Error())
-			}
-
-			if msg.Message.Content.TypeName != "text" {
-				continue
-			}
-
-			if msg.Message.Sender.Username == b.kbc.GetUsername() {
-				continue
-			}
-
-			b.handleMessage(msg.Message)
-
-		}
-	}()
-}
-
-func (b *Bkeybase) handleMessage(msg chat1.MsgSummary) {
-	b.Log.Debugf("== Receiving event: %#v", msg)
-	if msg.Channel.TopicName != b.channel || msg.Channel.Name != b.team {
-		return
-	}
-
-	if msg.Sender.Username != b.kbc.GetUsername() {
-
-		// TODO download avatar
-
-		// Create our message
-		rmsg := config.Message{Username: msg.Sender.Username, Text: msg.Content.Text.Body, UserID: string(msg.Sender.Uid), Channel: msg.Channel.TopicName, ID: strconv.Itoa(int(msg.Id)), Account: b.Account}
-
-		// Text must be a string
-		if msg.Content.TypeName != "text" {
-			b.Log.Errorf("message is not text")
-			return
-		}
-
-		b.Log.Debugf("<= Sending message from %s on %s to gateway", msg.Sender.Username, msg.Channel.Name)
-		b.Remote <- rmsg
-	}
-}

bridge/keybase/keybase.go

@@ -1,106 +0,0 @@
-package bkeybase
-
-import (
-	"io/ioutil"
-	"os"
-	"path/filepath"
-	"strconv"
-
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/keybase/go-keybase-chat-bot/kbchat"
-)
-
-// Bkeybase bridge structure
-type Bkeybase struct {
-	kbc     *kbchat.API
-	user    string
-	channel string
-	team    string
-	*bridge.Config
-}
-
-// New initializes Bkeybase object and sets team
-func New(cfg *bridge.Config) bridge.Bridger {
-	b := &Bkeybase{Config: cfg}
-	b.team = b.Config.GetString("Team")
-	return b
-}
-
-// Connect starts keybase API and listener loop
-func (b *Bkeybase) Connect() error {
-	var err error
-	b.Log.Infof("Connecting %s", b.GetString("Team"))
-
-	// use default keybase location (`keybase`)
-	b.kbc, err = kbchat.Start(kbchat.RunOptions{})
-	if err != nil {
-		return err
-	}
-	b.user = b.kbc.GetUsername()
-	b.Log.Info("Connection succeeded")
-	go b.handleKeybase()
-	return nil
-}
-
-// Disconnect doesn't do anything for now
-func (b *Bkeybase) Disconnect() error {
-	return nil
-}
-
-// JoinChannel sets channel name in struct
-func (b *Bkeybase) JoinChannel(channel config.ChannelInfo) error {
-	if _, err := b.kbc.JoinChannel(b.team, channel.Name); err != nil {
-		return err
-	}
-	b.channel = channel.Name
-	return nil
-}
-
-// Send receives bridge messages and sends them to Keybase chat room
-func (b *Bkeybase) Send(msg config.Message) (string, error) {
-	b.Log.Debugf("=> Receiving %#v", msg)
-
-	// Handle /me events
-	if msg.Event == config.EventUserAction {
-		msg.Text = "_" + msg.Text + "_"
-	}
-
-	// Delete message if we have an ID
-	// Delete message not supported by keybase go library yet
-
-	// Edit message if we have an ID
-	// kbchat lib does not support message editing yet
-
-	if len(msg.Extra["file"]) > 0 {
-		// Upload a file
-		dir, err := ioutil.TempDir("", "matterbridge")
-		if err != nil {
-			return "", err
-		}
-		defer os.RemoveAll(dir)
-
-		for _, f := range msg.Extra["file"] {
-			fname := f.(config.FileInfo).Name
-			fdata := *f.(config.FileInfo).Data
-			fcaption := f.(config.FileInfo).Comment
-			fpath := filepath.Join(dir, fname)
-
-			if err = ioutil.WriteFile(fpath, fdata, 0600); err != nil {
-				return "", err
-			}
-
-			_, _ = b.kbc.SendAttachmentByTeam(b.team, &b.channel, fpath, fcaption)
-		}
-
-		return "", nil
-	}
-
-	// Send regular message
-	text := msg.Username + msg.Text
-	resp, err := b.kbc.SendMessageByTeamName(b.team, &b.channel, text)
-	if err != nil {
-		return "", err
-	}
-	return strconv.Itoa(int(*resp.Result.MessageID)), err
-}

bridge/matrix/matrix.go

@@ -3,7 +3,6 @@ package bmatrix
 import (
 	"bytes"
 	"fmt"
-	"html"
 	"mime"
 	"regexp"
 	"strings"
@@ -20,13 +19,11 @@ type Bmatrix struct {
 	UserID  string
 	RoomMap map[string]string
 	sync.RWMutex
-	htmlTag *regexp.Regexp
 	*bridge.Config
 }
 
 func New(cfg *bridge.Config) bridge.Bridger {
 	b := &Bmatrix{Config: cfg}
-	b.htmlTag = regexp.MustCompile("</.*?>")
 	b.RoomMap = make(map[string]string)
 	return b
 }
@@ -102,35 +99,19 @@ func (b *Bmatrix) Send(msg config.Message) (string, error) {
 	// Upload a file if it exists
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			if _, err := b.mc.SendText(channel, rmsg.Username+rmsg.Text); err != nil {
-				b.Log.Errorf("sendText failed: %s", err)
-			}
+			b.mc.SendText(channel, rmsg.Username+rmsg.Text)
 		}
 		// check if we have files to upload (from slack, telegram or mattermost)
 		if len(msg.Extra["file"]) > 0 {
-			return b.handleUploadFiles(&msg, channel)
+			return b.handleUploadFile(&msg, channel)
 		}
 	}
 
 	// Edit message if we have an ID
 	// matrix has no editing support
 
-	// Use notices to send join/leave events
-	if msg.Event == config.EventJoinLeave {
-		resp, err := b.mc.SendNotice(channel, msg.Username+msg.Text)
-		if err != nil {
-			return "", err
-		}
-		return resp.EventID, err
-	}
-
-	username := html.EscapeString(msg.Username)
-	// check if we have a </tag>. if we have, we don't escape HTML. #696
-	if b.htmlTag.MatchString(msg.Username) {
-		username = msg.Username
-	}
-	// Post normal message with HTML support (eg riot.im)
-	resp, err := b.mc.SendHTML(channel, msg.Username+msg.Text, username+helper.ParseMarkdown(msg.Text))
+	// Post normal message
+	resp, err := b.mc.SendText(channel, msg.Username+msg.Text)
 	if err != nil {
 		return "", err
 	}
@@ -172,15 +153,10 @@ func (b *Bmatrix) handleEvent(ev *matrix.Event) {
 			return
 		}
 
+		// TODO download avatar
+
 		// Create our message
-		rmsg := config.Message{
-			Username: ev.Sender[1:],
-			Channel:  channel,
-			Account:  b.Account,
-			UserID:   ev.Sender,
-			ID:       ev.ID,
-			Avatar:   b.getAvatarURL(ev.Sender),
-		}
+		rmsg := config.Message{Username: ev.Sender[1:], Channel: channel, Account: b.Account, UserID: ev.Sender, ID: ev.ID}
 
 		// Text must be a string
 		if rmsg.Text, ok = ev.Content["body"].(string); !ok {
@@ -281,73 +257,47 @@ func (b *Bmatrix) handleDownloadFile(rmsg *config.Message, content map[string]in
 	return nil
 }
 
-// handleUploadFiles handles native upload of files.
-func (b *Bmatrix) handleUploadFiles(msg *config.Message, channel string) (string, error) {
+// handleUploadFile handles native upload of files
+func (b *Bmatrix) handleUploadFile(msg *config.Message, channel string) (string, error) {
 	for _, f := range msg.Extra["file"] {
-		if fi, ok := f.(config.FileInfo); ok {
-			b.handleUploadFile(msg, channel, &fi)
+		fi := f.(config.FileInfo)
+		content := bytes.NewReader(*fi.Data)
+		sp := strings.Split(fi.Name, ".")
+		mtype := mime.TypeByExtension("." + sp[len(sp)-1])
+		if strings.Contains(mtype, "image") ||
+			strings.Contains(mtype, "video") {
+			if fi.Comment != "" {
+				_, err := b.mc.SendText(channel, msg.Username+fi.Comment)
+				if err != nil {
+					b.Log.Errorf("file comment failed: %#v", err)
+				}
+			}
+			b.Log.Debugf("uploading file: %s %s", fi.Name, mtype)
+			res, err := b.mc.UploadToContentRepo(content, mtype, int64(len(*fi.Data)))
+			if err != nil {
+				b.Log.Errorf("file upload failed: %#v", err)
+				continue
+			}
+			if strings.Contains(mtype, "video") {
+				b.Log.Debugf("sendVideo %s", res.ContentURI)
+				_, err = b.mc.SendVideo(channel, fi.Name, res.ContentURI)
+				if err != nil {
+					b.Log.Errorf("sendVideo failed: %#v", err)
+				}
+			}
+			if strings.Contains(mtype, "image") {
+				b.Log.Debugf("sendImage %s", res.ContentURI)
+				_, err = b.mc.SendImage(channel, fi.Name, res.ContentURI)
+				if err != nil {
+					b.Log.Errorf("sendImage failed: %#v", err)
+				}
+			}
+			b.Log.Debugf("result: %#v", res)
 		}
 	}
 	return "", nil
 }
 
-// handleUploadFile handles native upload of a file.
-func (b *Bmatrix) handleUploadFile(msg *config.Message, channel string, fi *config.FileInfo) {
-	content := bytes.NewReader(*fi.Data)
-	sp := strings.Split(fi.Name, ".")
-	mtype := mime.TypeByExtension("." + sp[len(sp)-1])
-	if !(strings.Contains(mtype, "image") || strings.Contains(mtype, "video") ||
-		strings.Contains(mtype, "application") || strings.Contains(mtype, "audio")) {
-		return
-	}
-	if fi.Comment != "" {
-		_, err := b.mc.SendText(channel, msg.Username+fi.Comment)
-		if err != nil {
-			b.Log.Errorf("file comment failed: %#v", err)
-		}
-	} else {
-		// image and video uploads send no username, we have to do this ourself here #715
-		_, err := b.mc.SendText(channel, msg.Username)
-		if err != nil {
-			b.Log.Errorf("file comment failed: %#v", err)
-		}
-	}
-	b.Log.Debugf("uploading file: %s %s", fi.Name, mtype)
-	res, err := b.mc.UploadToContentRepo(content, mtype, int64(len(*fi.Data)))
-	if err != nil {
-		b.Log.Errorf("file upload failed: %#v", err)
-		return
-	}
-
-	switch {
-	case strings.Contains(mtype, "video"):
-		b.Log.Debugf("sendVideo %s", res.ContentURI)
-		_, err = b.mc.SendVideo(channel, fi.Name, res.ContentURI)
-		if err != nil {
-			b.Log.Errorf("sendVideo failed: %#v", err)
-		}
-	case strings.Contains(mtype, "image"):
-		b.Log.Debugf("sendImage %s", res.ContentURI)
-		_, err = b.mc.SendImage(channel, fi.Name, res.ContentURI)
-		if err != nil {
-			b.Log.Errorf("sendImage failed: %#v", err)
-		}
-	case strings.Contains(mtype, "application"):
-		b.Log.Debugf("sendFile %s", res.ContentURI)
-		_, err = b.mc.SendFile(channel, fi.Name, res.ContentURI, mtype, uint(len(*fi.Data)))
-		if err != nil {
-			b.Log.Errorf("sendFile failed: %#v", err)
-		}
-	case strings.Contains(mtype, "audio"):
-		b.Log.Debugf("sendAudio %s", res.ContentURI)
-		_, err = b.mc.SendAudio(channel, fi.Name, res.ContentURI, mtype, uint(len(*fi.Data)))
-		if err != nil {
-			b.Log.Errorf("sendAudio failed: %#v", err)
-		}
-	}
-	b.Log.Debugf("result: %#v", res)
-}
-
 // skipMessages returns true if this message should not be handled
 func (b *Bmatrix) containsAttachment(content map[string]interface{}) bool {
 	// Skip empty messages
@@ -363,15 +313,3 @@ func (b *Bmatrix) containsAttachment(content map[string]interface{}) bool {
 	}
 	return true
 }
-
-// getAvatarURL returns the avatar URL of the specified sender
-func (b *Bmatrix) getAvatarURL(sender string) string {
-	mxcURL, err := b.mc.GetSenderAvatarURL(sender)
-	if err != nil {
-		b.Log.Errorf("getAvatarURL failed: %s", err)
-		return ""
-	}
-	url := strings.ReplaceAll(mxcURL, "mxc://", b.GetString("Server")+"/_matrix/media/r0/thumbnail/")
-	url += "?width=37&height=37&method=crop"
-	return url
-}

bridge/mattermost/handlers.go

@@ -1,199 +0,0 @@
-package bmattermost
-
-import (
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/42wim/matterbridge/matterclient"
-	"github.com/mattermost/mattermost-server/model"
-)
-
-// handleDownloadAvatar downloads the avatar of userid from channel
-// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
-// logs an error message if it fails
-func (b *Bmattermost) handleDownloadAvatar(userid string, channel string) {
-	rmsg := config.Message{
-		Username: "system",
-		Text:     "avatar",
-		Channel:  channel,
-		Account:  b.Account,
-		UserID:   userid,
-		Event:    config.EventAvatarDownload,
-		Extra:    make(map[string][]interface{}),
-	}
-	if _, ok := b.avatarMap[userid]; !ok {
-		data, resp := b.mc.Client.GetProfileImage(userid, "")
-		if resp.Error != nil {
-			b.Log.Errorf("ProfileImage download failed for %#v %s", userid, resp.Error)
-			return
-		}
-		err := helper.HandleDownloadSize(b.Log, &rmsg, userid+".png", int64(len(data)), b.General)
-		if err != nil {
-			b.Log.Error(err)
-			return
-		}
-		helper.HandleDownloadData(b.Log, &rmsg, userid+".png", rmsg.Text, "", &data, b.General)
-		b.Remote <- rmsg
-	}
-}
-
-// handleDownloadFile handles file download
-func (b *Bmattermost) handleDownloadFile(rmsg *config.Message, id string) error {
-	url, _ := b.mc.Client.GetFileLink(id)
-	finfo, resp := b.mc.Client.GetFileInfo(id)
-	if resp.Error != nil {
-		return resp.Error
-	}
-	err := helper.HandleDownloadSize(b.Log, rmsg, finfo.Name, finfo.Size, b.General)
-	if err != nil {
-		return err
-	}
-	data, resp := b.mc.Client.DownloadFile(id, true)
-	if resp.Error != nil {
-		return resp.Error
-	}
-	helper.HandleDownloadData(b.Log, rmsg, finfo.Name, rmsg.Text, url, &data, b.General)
-	return nil
-}
-
-func (b *Bmattermost) handleMatter() {
-	messages := make(chan *config.Message)
-	if b.GetString("WebhookBindAddress") != "" {
-		b.Log.Debugf("Choosing webhooks based receiving")
-		go b.handleMatterHook(messages)
-	} else {
-		if b.GetString("Token") != "" {
-			b.Log.Debugf("Choosing token based receiving")
-		} else {
-			b.Log.Debugf("Choosing login/password based receiving")
-		}
-		// if for some reason we only want to sent stuff to mattermost but not receive, return
-		if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") != "" && b.GetString("Token") == "" && b.GetString("Login") == "" {
-			b.Log.Debugf("No WebhookBindAddress specified, only WebhookURL. You will not receive messages from mattermost, only sending is possible.")
-		}
-		go b.handleMatterClient(messages)
-	}
-	var ok bool
-	for message := range messages {
-		message.Avatar = helper.GetAvatar(b.avatarMap, message.UserID, b.General)
-		message.Account = b.Account
-		message.Text, ok = b.replaceAction(message.Text)
-		if ok {
-			message.Event = config.EventUserAction
-		}
-		b.Log.Debugf("<= Sending message from %s on %s to gateway", message.Username, b.Account)
-		b.Log.Debugf("<= Message is %#v", message)
-		b.Remote <- *message
-	}
-}
-
-func (b *Bmattermost) handleMatterClient(messages chan *config.Message) {
-	for message := range b.mc.MessageChan {
-		b.Log.Debugf("%#v", message.Raw.Data)
-
-		if b.skipMessage(message) {
-			b.Log.Debugf("Skipped message: %#v", message)
-			continue
-		}
-
-		// only download avatars if we have a place to upload them (configured mediaserver)
-		if b.General.MediaServerUpload != "" || b.General.MediaDownloadPath != "" {
-			b.handleDownloadAvatar(message.UserID, message.Channel)
-		}
-
-		b.Log.Debugf("== Receiving event %#v", message)
-
-		rmsg := &config.Message{
-			Username: message.Username,
-			UserID:   message.UserID,
-			Channel:  message.Channel,
-			Text:     message.Text,
-			ID:       message.Post.Id,
-			ParentID: message.Post.ParentId,
-			Extra:    make(map[string][]interface{}),
-		}
-
-		// handle mattermost post properties (override username and attachments)
-		b.handleProps(rmsg, message)
-
-		// create a text for bridges that don't support native editing
-		if message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED && !b.GetBool("EditDisable") {
-			rmsg.Text = message.Text + b.GetString("EditSuffix")
-		}
-
-		if message.Raw.Event == model.WEBSOCKET_EVENT_POST_DELETED {
-			rmsg.Event = config.EventMsgDelete
-		}
-
-		for _, id := range message.Post.FileIds {
-			err := b.handleDownloadFile(rmsg, id)
-			if err != nil {
-				b.Log.Errorf("download failed: %s", err)
-			}
-		}
-
-		// Use nickname instead of username if defined
-		if nick := b.mc.GetNickName(rmsg.UserID); nick != "" {
-			rmsg.Username = nick
-		}
-
-		messages <- rmsg
-	}
-}
-
-func (b *Bmattermost) handleMatterHook(messages chan *config.Message) {
-	for {
-		message := b.mh.Receive()
-		b.Log.Debugf("Receiving from matterhook %#v", message)
-		messages <- &config.Message{
-			UserID:   message.UserID,
-			Username: message.UserName,
-			Text:     message.Text,
-			Channel:  message.ChannelName,
-		}
-	}
-}
-
-// handleUploadFile handles native upload of files
-func (b *Bmattermost) handleUploadFile(msg *config.Message) (string, error) {
-	var err error
-	var res, id string
-	channelID := b.mc.GetChannelId(msg.Channel, b.TeamID)
-	for _, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		id, err = b.mc.UploadFile(*fi.Data, channelID, fi.Name)
-		if err != nil {
-			return "", err
-		}
-		msg.Text = fi.Comment
-		if b.GetBool("PrefixMessagesWithNick") {
-			msg.Text = msg.Username + msg.Text
-		}
-		res, err = b.mc.PostMessageWithFiles(channelID, msg.Text, msg.ParentID, []string{id})
-	}
-	return res, err
-}
-
-func (b *Bmattermost) handleProps(rmsg *config.Message, message *matterclient.Message) {
-	props := message.Post.Props
-	if props == nil {
-		return
-	}
-	if _, ok := props["override_username"].(string); ok {
-		rmsg.Username = props["override_username"].(string)
-	}
-	if _, ok := props["attachments"].([]interface{}); ok {
-		rmsg.Extra["attachments"] = props["attachments"].([]interface{})
-		if rmsg.Text == "" {
-			for _, attachment := range rmsg.Extra["attachments"] {
-				attach := attachment.(map[string]interface{})
-				if attach["text"].(string) != "" {
-					rmsg.Text += attach["text"].(string)
-					continue
-				}
-				if attach["fallback"].(string) != "" {
-					rmsg.Text += attach["fallback"].(string)
-				}
-			}
-		}
-	}
-}

bridge/mattermost/helpers.go

@@ -1,225 +0,0 @@
-package bmattermost
-
-import (
-	"strings"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/42wim/matterbridge/matterclient"
-	"github.com/42wim/matterbridge/matterhook"
-	"github.com/mattermost/mattermost-server/model"
-)
-
-func (b *Bmattermost) doConnectWebhookBind() error {
-	switch {
-	case b.GetString("WebhookURL") != "":
-		b.Log.Info("Connecting using webhookurl (sending) and webhookbindaddress (receiving)")
-		b.mh = matterhook.New(b.GetString("WebhookURL"),
-			matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
-				BindAddress: b.GetString("WebhookBindAddress")})
-	case b.GetString("Token") != "":
-		b.Log.Info("Connecting using token (sending)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	case b.GetString("Login") != "":
-		b.Log.Info("Connecting using login/password (sending)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	default:
-		b.Log.Info("Connecting using webhookbindaddress (receiving)")
-		b.mh = matterhook.New(b.GetString("WebhookURL"),
-			matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
-				BindAddress: b.GetString("WebhookBindAddress")})
-	}
-	return nil
-}
-
-func (b *Bmattermost) doConnectWebhookURL() error {
-	b.Log.Info("Connecting using webhookurl (sending)")
-	b.mh = matterhook.New(b.GetString("WebhookURL"),
-		matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
-			DisableServer: true})
-	if b.GetString("Token") != "" {
-		b.Log.Info("Connecting using token (receiving)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	} else if b.GetString("Login") != "" {
-		b.Log.Info("Connecting using login/password (receiving)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (b *Bmattermost) apiLogin() error {
-	password := b.GetString("Password")
-	if b.GetString("Token") != "" {
-		password = "token=" + b.GetString("Token")
-	}
-
-	b.mc = matterclient.New(b.GetString("Login"), password, b.GetString("Team"), b.GetString("Server"))
-	if b.GetBool("debug") {
-		b.mc.SetLogLevel("debug")
-	}
-	b.mc.SkipTLSVerify = b.GetBool("SkipTLSVerify")
-	b.mc.SkipVersionCheck = b.GetBool("SkipVersionCheck")
-	b.mc.NoTLS = b.GetBool("NoTLS")
-	b.Log.Infof("Connecting %s (team: %s) on %s", b.GetString("Login"), b.GetString("Team"), b.GetString("Server"))
-	err := b.mc.Login()
-	if err != nil {
-		return err
-	}
-	b.Log.Info("Connection succeeded")
-	b.TeamID = b.mc.GetTeamId()
-	go b.mc.WsReceiver()
-	go b.mc.StatusLoop()
-	return nil
-}
-
-// replaceAction replace the message with the correct action (/me) code
-func (b *Bmattermost) replaceAction(text string) (string, bool) {
-	if strings.HasPrefix(text, "*") && strings.HasSuffix(text, "*") {
-		return strings.Replace(text, "*", "", -1), true
-	}
-	return text, false
-}
-
-func (b *Bmattermost) cacheAvatar(msg *config.Message) (string, error) {
-	fi := msg.Extra["file"][0].(config.FileInfo)
-	/* if we have a sha we have successfully uploaded the file to the media server,
-	so we can now cache the sha */
-	if fi.SHA != "" {
-		b.Log.Debugf("Added %s to %s in avatarMap", fi.SHA, msg.UserID)
-		b.avatarMap[msg.UserID] = fi.SHA
-	}
-	return "", nil
-}
-
-// sendWebhook uses the configured WebhookURL to send the message
-func (b *Bmattermost) sendWebhook(msg config.Message) (string, error) {
-	// skip events
-	if msg.Event != "" {
-		return "", nil
-	}
-
-	if b.GetBool("PrefixMessagesWithNick") {
-		msg.Text = msg.Username + msg.Text
-	}
-	if msg.Extra != nil {
-		// this sends a message only if we received a config.EVENT_FILE_FAILURE_SIZE
-		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			rmsg := rmsg // scopelint
-			iconURL := config.GetIconURL(&rmsg, b.GetString("iconurl"))
-			matterMessage := matterhook.OMessage{
-				IconURL:  iconURL,
-				Channel:  rmsg.Channel,
-				UserName: rmsg.Username,
-				Text:     rmsg.Text,
-				Props:    make(map[string]interface{}),
-			}
-			matterMessage.Props["matterbridge_"+b.uuid] = true
-			if err := b.mh.Send(matterMessage); err != nil {
-				b.Log.Errorf("sendWebhook failed: %s ", err)
-			}
-		}
-
-		// webhook doesn't support file uploads, so we add the url manually
-		if len(msg.Extra["file"]) > 0 {
-			for _, f := range msg.Extra["file"] {
-				fi := f.(config.FileInfo)
-				if fi.URL != "" {
-					msg.Text += fi.URL
-				}
-			}
-		}
-	}
-
-	iconURL := config.GetIconURL(&msg, b.GetString("iconurl"))
-	matterMessage := matterhook.OMessage{
-		IconURL:  iconURL,
-		Channel:  msg.Channel,
-		UserName: msg.Username,
-		Text:     msg.Text,
-		Props:    make(map[string]interface{}),
-	}
-	if msg.Avatar != "" {
-		matterMessage.IconURL = msg.Avatar
-	}
-	matterMessage.Props["matterbridge_"+b.uuid] = true
-	err := b.mh.Send(matterMessage)
-	if err != nil {
-		b.Log.Info(err)
-		return "", err
-	}
-	return "", nil
-}
-
-// skipMessages returns true if this message should not be handled
-func (b *Bmattermost) skipMessage(message *matterclient.Message) bool {
-	// Handle join/leave
-	if message.Type == "system_join_leave" ||
-		message.Type == "system_join_channel" ||
-		message.Type == "system_leave_channel" {
-		if b.GetBool("nosendjoinpart") {
-			return true
-		}
-		b.Log.Debugf("Sending JOIN_LEAVE event from %s to gateway", b.Account)
-		b.Remote <- config.Message{
-			Username: "system",
-			Text:     message.Text,
-			Channel:  message.Channel,
-			Account:  b.Account,
-			Event:    config.EventJoinLeave,
-		}
-		return true
-	}
-
-	// Handle edited messages
-	if (message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED) && b.GetBool("EditDisable") {
-		return true
-	}
-
-	// Ignore non-post messages
-	if message.Post == nil {
-		b.Log.Debugf("ignoring nil message.Post: %#v", message)
-		return true
-	}
-
-	// Ignore messages sent from matterbridge
-	if message.Post.Props != nil {
-		if _, ok := message.Post.Props["matterbridge_"+b.uuid].(bool); ok {
-			b.Log.Debugf("sent by matterbridge, ignoring")
-			return true
-		}
-	}
-
-	// Ignore messages sent from a user logged in as the bot
-	if b.mc.User.Username == message.Username {
-		return true
-	}
-
-	// if the message has reactions don't repost it (for now, until we can correlate reaction with message)
-	if message.Post.HasReactions {
-		return true
-	}
-
-	// ignore messages from other teams than ours
-	if message.Raw.Data["team_id"].(string) != b.TeamID {
-		return true
-	}
-
-	// only handle posted, edited or deleted events
-	if !(message.Raw.Event == "posted" || message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED ||
-		message.Raw.Event == model.WEBSOCKET_EVENT_POST_DELETED) {
-		return true
-	}
-	return false
-}

bridge/mattermost/mattermost.go

@@ -3,12 +3,14 @@ package bmattermost
 import (
 	"errors"
 	"fmt"
+	"strings"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
 	"github.com/42wim/matterbridge/matterclient"
 	"github.com/42wim/matterbridge/matterhook"
+	"github.com/mattermost/platform/model"
 	"github.com/rs/xid"
 )
 
@@ -38,18 +40,54 @@ func (b *Bmattermost) Connect() error {
 		return nil
 	}
 	if b.GetString("WebhookBindAddress") != "" {
-		if err := b.doConnectWebhookBind(); err != nil {
-			return err
+		switch {
+		case b.GetString("WebhookURL") != "":
+			b.Log.Info("Connecting using webhookurl (sending) and webhookbindaddress (receiving)")
+			b.mh = matterhook.New(b.GetString("WebhookURL"),
+				matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
+					BindAddress: b.GetString("WebhookBindAddress")})
+		case b.GetString("Token") != "":
+			b.Log.Info("Connecting using token (sending)")
+			err := b.apiLogin()
+			if err != nil {
+				return err
+			}
+		case b.GetString("Login") != "":
+			b.Log.Info("Connecting using login/password (sending)")
+			err := b.apiLogin()
+			if err != nil {
+				return err
+			}
+		default:
+			b.Log.Info("Connecting using webhookbindaddress (receiving)")
+			b.mh = matterhook.New(b.GetString("WebhookURL"),
+				matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
+					BindAddress: b.GetString("WebhookBindAddress")})
 		}
 		go b.handleMatter()
 		return nil
 	}
 	switch {
 	case b.GetString("WebhookURL") != "":
-		if err := b.doConnectWebhookURL(); err != nil {
-			return err
+		b.Log.Info("Connecting using webhookurl (sending)")
+		b.mh = matterhook.New(b.GetString("WebhookURL"),
+			matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
+				DisableServer: true})
+		if b.GetString("Token") != "" {
+			b.Log.Info("Connecting using token (receiving)")
+			err := b.apiLogin()
+			if err != nil {
+				return err
+			}
+			go b.handleMatter()
+		} else if b.GetString("Login") != "" {
+			b.Log.Info("Connecting using login/password (receiving)")
+			err := b.apiLogin()
+			if err != nil {
+				return err
+			}
+			go b.handleMatter()
 		}
-		go b.handleMatter()
 		return nil
 	case b.GetString("Token") != "":
 		b.Log.Info("Connecting using token (sending and receiving)")
@@ -66,8 +104,7 @@ func (b *Bmattermost) Connect() error {
 		}
 		go b.handleMatter()
 	}
-	if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") == "" &&
-		b.GetString("Login") == "" && b.GetString("Token") == "" {
+	if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") == "" && b.GetString("Login") == "" && b.GetString("Token") == "" {
 		return errors.New("no connection method found. See that you have WebhookBindAddress, WebhookURL or Token/Login/Password/Server/Team configured")
 	}
 	return nil
@@ -121,18 +158,10 @@ func (b *Bmattermost) Send(msg config.Message) (string, error) {
 		return msg.ID, b.mc.DeleteMessage(msg.ID)
 	}
 
-	// Handle prefix hint for unthreaded messages.
-	if msg.ParentID == "msg-parent-not-found" {
-		msg.ParentID = ""
-		msg.Text = fmt.Sprintf("[thread]: %s", msg.Text)
-	}
-
 	// Upload a file if it exists
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			if _, err := b.mc.PostMessage(b.mc.GetChannelId(rmsg.Channel, b.TeamID), rmsg.Username+rmsg.Text, msg.ParentID); err != nil {
-				b.Log.Errorf("PostMessage failed: %s", err)
-			}
+			b.mc.PostMessage(b.mc.GetChannelId(rmsg.Channel, b.TeamID), rmsg.Username+rmsg.Text)
 		}
 		if len(msg.Extra["file"]) > 0 {
 			return b.handleUploadFile(&msg)
@@ -150,5 +179,304 @@ func (b *Bmattermost) Send(msg config.Message) (string, error) {
 	}
 
 	// Post normal message
-	return b.mc.PostMessage(b.mc.GetChannelId(msg.Channel, b.TeamID), msg.Text, msg.ParentID)
+	return b.mc.PostMessage(b.mc.GetChannelId(msg.Channel, b.TeamID), msg.Text)
+}
+
+func (b *Bmattermost) handleMatter() {
+	messages := make(chan *config.Message)
+	if b.GetString("WebhookBindAddress") != "" {
+		b.Log.Debugf("Choosing webhooks based receiving")
+		go b.handleMatterHook(messages)
+	} else {
+		if b.GetString("Token") != "" {
+			b.Log.Debugf("Choosing token based receiving")
+		} else {
+			b.Log.Debugf("Choosing login/password based receiving")
+		}
+		go b.handleMatterClient(messages)
+	}
+	var ok bool
+	for message := range messages {
+		message.Avatar = helper.GetAvatar(b.avatarMap, message.UserID, b.General)
+		message.Account = b.Account
+		message.Text, ok = b.replaceAction(message.Text)
+		if ok {
+			message.Event = config.EventUserAction
+		}
+		b.Log.Debugf("<= Sending message from %s on %s to gateway", message.Username, b.Account)
+		b.Log.Debugf("<= Message is %#v", message)
+		b.Remote <- *message
+	}
+}
+
+func (b *Bmattermost) handleMatterClient(messages chan *config.Message) {
+	for message := range b.mc.MessageChan {
+		b.Log.Debugf("%#v", message.Raw.Data)
+
+		if b.skipMessage(message) {
+			b.Log.Debugf("Skipped message: %#v", message)
+			continue
+		}
+
+		// only download avatars if we have a place to upload them (configured mediaserver)
+		if b.General.MediaServerUpload != "" || b.General.MediaDownloadPath != "" {
+			b.handleDownloadAvatar(message.UserID, message.Channel)
+		}
+
+		b.Log.Debugf("== Receiving event %#v", message)
+
+		rmsg := &config.Message{Username: message.Username, UserID: message.UserID, Channel: message.Channel, Text: message.Text, ID: message.Post.Id, Extra: make(map[string][]interface{})}
+
+		// handle mattermost post properties (override username and attachments)
+		props := message.Post.Props
+		if props != nil {
+			if _, ok := props["override_username"].(string); ok {
+				rmsg.Username = props["override_username"].(string)
+			}
+			if _, ok := props["attachments"].([]interface{}); ok {
+				rmsg.Extra["attachments"] = props["attachments"].([]interface{})
+				if rmsg.Text == "" {
+					for _, attachment := range rmsg.Extra["attachments"] {
+						attach := attachment.(map[string]interface{})
+						if attach["text"].(string) != "" {
+							rmsg.Text += attach["text"].(string)
+							continue
+						}
+						if attach["fallback"].(string) != "" {
+							rmsg.Text += attach["fallback"].(string)
+						}
+					}
+				}
+			}
+		}
+
+		// create a text for bridges that don't support native editing
+		if message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED && !b.GetBool("EditDisable") {
+			rmsg.Text = message.Text + b.GetString("EditSuffix")
+		}
+
+		if message.Raw.Event == model.WEBSOCKET_EVENT_POST_DELETED {
+			rmsg.Event = config.EventMsgDelete
+		}
+
+		if len(message.Post.FileIds) > 0 {
+			for _, id := range message.Post.FileIds {
+				err := b.handleDownloadFile(rmsg, id)
+				if err != nil {
+					b.Log.Errorf("download failed: %s", err)
+				}
+			}
+		}
+		// Use nickname instead of username if defined
+		if nick := b.mc.GetNickName(rmsg.UserID); nick != "" {
+			rmsg.Username = nick
+		}
+
+		messages <- rmsg
+	}
+}
+
+func (b *Bmattermost) handleMatterHook(messages chan *config.Message) {
+	for {
+		message := b.mh.Receive()
+		b.Log.Debugf("Receiving from matterhook %#v", message)
+		messages <- &config.Message{UserID: message.UserID, Username: message.UserName, Text: message.Text, Channel: message.ChannelName}
+	}
+}
+
+func (b *Bmattermost) apiLogin() error {
+	password := b.GetString("Password")
+	if b.GetString("Token") != "" {
+		password = "token=" + b.GetString("Token")
+	}
+
+	b.mc = matterclient.New(b.GetString("Login"), password, b.GetString("Team"), b.GetString("Server"))
+	if b.GetBool("debug") {
+		b.mc.SetLogLevel("debug")
+	}
+	b.mc.SkipTLSVerify = b.GetBool("SkipTLSVerify")
+	b.mc.NoTLS = b.GetBool("NoTLS")
+	b.Log.Infof("Connecting %s (team: %s) on %s", b.GetString("Login"), b.GetString("Team"), b.GetString("Server"))
+	err := b.mc.Login()
+	if err != nil {
+		return err
+	}
+	b.Log.Info("Connection succeeded")
+	b.TeamID = b.mc.GetTeamId()
+	go b.mc.WsReceiver()
+	go b.mc.StatusLoop()
+	return nil
+}
+
+// replaceAction replace the message with the correct action (/me) code
+func (b *Bmattermost) replaceAction(text string) (string, bool) {
+	if strings.HasPrefix(text, "*") && strings.HasSuffix(text, "*") {
+		return strings.Replace(text, "*", "", -1), true
+	}
+	return text, false
+}
+
+func (b *Bmattermost) cacheAvatar(msg *config.Message) (string, error) {
+	fi := msg.Extra["file"][0].(config.FileInfo)
+	/* if we have a sha we have successfully uploaded the file to the media server,
+	so we can now cache the sha */
+	if fi.SHA != "" {
+		b.Log.Debugf("Added %s to %s in avatarMap", fi.SHA, msg.UserID)
+		b.avatarMap[msg.UserID] = fi.SHA
+	}
+	return "", nil
+}
+
+// handleDownloadAvatar downloads the avatar of userid from channel
+// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
+// logs an error message if it fails
+func (b *Bmattermost) handleDownloadAvatar(userid string, channel string) {
+	rmsg := config.Message{Username: "system", Text: "avatar", Channel: channel, Account: b.Account, UserID: userid, Event: config.EventAvatarDownload, Extra: make(map[string][]interface{})}
+	if _, ok := b.avatarMap[userid]; !ok {
+		data, resp := b.mc.Client.GetProfileImage(userid, "")
+		if resp.Error != nil {
+			b.Log.Errorf("ProfileImage download failed for %#v %s", userid, resp.Error)
+			return
+		}
+		err := helper.HandleDownloadSize(b.Log, &rmsg, userid+".png", int64(len(data)), b.General)
+		if err != nil {
+			b.Log.Error(err)
+			return
+		}
+		helper.HandleDownloadData(b.Log, &rmsg, userid+".png", rmsg.Text, "", &data, b.General)
+		b.Remote <- rmsg
+	}
+}
+
+// handleDownloadFile handles file download
+func (b *Bmattermost) handleDownloadFile(rmsg *config.Message, id string) error {
+	url, _ := b.mc.Client.GetFileLink(id)
+	finfo, resp := b.mc.Client.GetFileInfo(id)
+	if resp.Error != nil {
+		return resp.Error
+	}
+	err := helper.HandleDownloadSize(b.Log, rmsg, finfo.Name, finfo.Size, b.General)
+	if err != nil {
+		return err
+	}
+	data, resp := b.mc.Client.DownloadFile(id, true)
+	if resp.Error != nil {
+		return resp.Error
+	}
+	helper.HandleDownloadData(b.Log, rmsg, finfo.Name, rmsg.Text, url, &data, b.General)
+	return nil
+}
+
+// handleUploadFile handles native upload of files
+func (b *Bmattermost) handleUploadFile(msg *config.Message) (string, error) {
+	var err error
+	var res, id string
+	channelID := b.mc.GetChannelId(msg.Channel, b.TeamID)
+	for _, f := range msg.Extra["file"] {
+		fi := f.(config.FileInfo)
+		id, err = b.mc.UploadFile(*fi.Data, channelID, fi.Name)
+		if err != nil {
+			return "", err
+		}
+		msg.Text = fi.Comment
+		if b.GetBool("PrefixMessagesWithNick") {
+			msg.Text = msg.Username + msg.Text
+		}
+		res, err = b.mc.PostMessageWithFiles(channelID, msg.Text, []string{id})
+	}
+	return res, err
+}
+
+// sendWebhook uses the configured WebhookURL to send the message
+func (b *Bmattermost) sendWebhook(msg config.Message) (string, error) {
+	// skip events
+	if msg.Event != "" {
+		return "", nil
+	}
+
+	if b.GetBool("PrefixMessagesWithNick") {
+		msg.Text = msg.Username + msg.Text
+	}
+	if msg.Extra != nil {
+		// this sends a message only if we received a config.EVENT_FILE_FAILURE_SIZE
+		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
+			rmsg := rmsg // scopelint
+			iconURL := config.GetIconURL(&rmsg, b.GetString("iconurl"))
+			matterMessage := matterhook.OMessage{IconURL: iconURL, Channel: rmsg.Channel, UserName: rmsg.Username, Text: rmsg.Text, Props: make(map[string]interface{})}
+			matterMessage.Props["matterbridge_"+b.uuid] = true
+			b.mh.Send(matterMessage)
+		}
+
+		// webhook doesn't support file uploads, so we add the url manually
+		if len(msg.Extra["file"]) > 0 {
+			for _, f := range msg.Extra["file"] {
+				fi := f.(config.FileInfo)
+				if fi.URL != "" {
+					msg.Text += fi.URL
+				}
+			}
+		}
+	}
+
+	iconURL := config.GetIconURL(&msg, b.GetString("iconurl"))
+	matterMessage := matterhook.OMessage{IconURL: iconURL, Channel: msg.Channel, UserName: msg.Username, Text: msg.Text, Props: make(map[string]interface{})}
+	if msg.Avatar != "" {
+		matterMessage.IconURL = msg.Avatar
+	}
+	matterMessage.Props["matterbridge_"+b.uuid] = true
+	err := b.mh.Send(matterMessage)
+	if err != nil {
+		b.Log.Info(err)
+		return "", err
+	}
+	return "", nil
+}
+
+// skipMessages returns true if this message should not be handled
+func (b *Bmattermost) skipMessage(message *matterclient.Message) bool {
+	// Handle join/leave
+	if message.Type == "system_join_leave" ||
+		message.Type == "system_join_channel" ||
+		message.Type == "system_leave_channel" {
+		if b.GetBool("nosendjoinpart") {
+			return true
+		}
+		b.Log.Debugf("Sending JOIN_LEAVE event from %s to gateway", b.Account)
+		b.Remote <- config.Message{Username: "system", Text: message.Text, Channel: message.Channel, Account: b.Account, Event: config.EventJoinLeave}
+		return true
+	}
+
+	// Handle edited messages
+	if (message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED) && b.GetBool("EditDisable") {
+		return true
+	}
+
+	// Ignore messages sent from matterbridge
+	if message.Post.Props != nil {
+		if _, ok := message.Post.Props["matterbridge_"+b.uuid].(bool); ok {
+			b.Log.Debugf("sent by matterbridge, ignoring")
+			return true
+		}
+	}
+
+	// Ignore messages sent from a user logged in as the bot
+	if b.mc.User.Username == message.Username {
+		return true
+	}
+
+	// if the message has reactions don't repost it (for now, until we can correlate reaction with message)
+	if message.Post.HasReactions {
+		return true
+	}
+
+	// ignore messages from other teams than ours
+	if message.Raw.Data["team_id"].(string) != b.TeamID {
+		return true
+	}
+
+	// only handle posted, edited or deleted events
+	if !(message.Raw.Event == "posted" || message.Raw.Event == model.WEBSOCKET_EVENT_POST_EDITED || message.Raw.Event == model.WEBSOCKET_EVENT_POST_DELETED) {
+		return true
+	}
+	return false
 }

bridge/msteams/handler.go

@@ -1,101 +0,0 @@
-package bmsteams
-
-import (
-	"encoding/json"
-	"fmt"
-	"io/ioutil"
-	"strings"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-
-	msgraph "github.com/yaegashi/msgraph.go/beta"
-)
-
-func (b *Bmsteams) findFile(weburl string) (string, error) {
-	itemRB, err := b.gc.GetDriveItemByURL(b.ctx, weburl)
-	if err != nil {
-		return "", err
-	}
-	itemRB.Workbook().Worksheets()
-	b.gc.Workbooks()
-	item, err := itemRB.Request().Get(b.ctx)
-	if err != nil {
-		return "", err
-	}
-	if url, ok := item.GetAdditionalData("@microsoft.graph.downloadUrl"); ok {
-		return url.(string), nil
-	}
-	return "", nil
-}
-
-// handleDownloadFile handles file download
-func (b *Bmsteams) handleDownloadFile(rmsg *config.Message, filename, weburl string) error {
-	realURL, err := b.findFile(weburl)
-	if err != nil {
-		return err
-	}
-	// Actually download the file.
-	data, err := helper.DownloadFile(realURL)
-	if err != nil {
-		return fmt.Errorf("download %s failed %#v", weburl, err)
-	}
-
-	// If a comment is attached to the file(s) it is in the 'Text' field of the teams messge event
-	// and should be added as comment to only one of the files. We reset the 'Text' field to ensure
-	// that the comment is not duplicated.
-	comment := rmsg.Text
-	rmsg.Text = ""
-	helper.HandleDownloadData(b.Log, rmsg, filename, comment, weburl, data, b.General)
-	return nil
-}
-
-func (b *Bmsteams) handleAttachments(rmsg *config.Message, msg msgraph.ChatMessage) {
-	for _, a := range msg.Attachments {
-		//remove the attachment tags from the text
-		rmsg.Text = attachRE.ReplaceAllString(rmsg.Text, "")
-
-		//handle a code snippet (code block)
-		if *a.ContentType == "application/vnd.microsoft.card.codesnippet" {
-			b.handleCodeSnippet(rmsg, a)
-			continue
-		}
-
-		//handle the download
-		err := b.handleDownloadFile(rmsg, *a.Name, *a.ContentURL)
-		if err != nil {
-			b.Log.Errorf("download of %s failed: %s", *a.Name, err)
-		}
-	}
-}
-
-type AttachContent struct {
-	Language       string `json:"language"`
-	CodeSnippetURL string `json:"codeSnippetUrl"`
-}
-
-func (b *Bmsteams) handleCodeSnippet(rmsg *config.Message, attach msgraph.ChatMessageAttachment) {
-	var content AttachContent
-	err := json.Unmarshal([]byte(*attach.Content), &content)
-	if err != nil {
-		b.Log.Errorf("unmarshal codesnippet failed: %s", err)
-		return
-	}
-	s := strings.Split(content.CodeSnippetURL, "/")
-	if len(s) != 13 {
-		b.Log.Errorf("codesnippetUrl has unexpected size: %s", content.CodeSnippetURL)
-		return
-	}
-	resp, err := b.gc.Teams().Request().Client().Get(content.CodeSnippetURL)
-	if err != nil {
-		b.Log.Errorf("retrieving snippet content failed:%s", err)
-		return
-	}
-	defer resp.Body.Close()
-	res, err := ioutil.ReadAll(resp.Body)
-	if err != nil {
-		b.Log.Errorf("reading snippet data failed: %s", err)
-		return
-	}
-	rmsg.Text = rmsg.Text + "\n```" + content.Language + "\n" + string(res) + "\n```\n"
-}

bridge/msteams/msteams.go

@@ -1,204 +0,0 @@
-package bmsteams
-
-import (
-	"context"
-	"fmt"
-	"os"
-	"regexp"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/42wim/matterbridge/bridge/config"
-
-	"github.com/mattn/godown"
-	msgraph "github.com/yaegashi/msgraph.go/beta"
-	"github.com/yaegashi/msgraph.go/msauth"
-
-	"golang.org/x/oauth2"
-)
-
-var defaultScopes = []string{"openid", "profile", "offline_access", "Group.Read.All", "Group.ReadWrite.All"}
-var attachRE = regexp.MustCompile(`<attachment id=.*?attachment>`)
-
-type Bmsteams struct {
-	gc    *msgraph.GraphServiceRequestBuilder
-	ctx   context.Context
-	botID string
-	*bridge.Config
-}
-
-func New(cfg *bridge.Config) bridge.Bridger {
-	return &Bmsteams{Config: cfg}
-}
-
-func (b *Bmsteams) Connect() error {
-	tokenCachePath := b.GetString("sessionFile")
-	if tokenCachePath == "" {
-		tokenCachePath = "msteams_session.json"
-	}
-	ctx := context.Background()
-	m := msauth.NewManager()
-	m.LoadFile(tokenCachePath) //nolint:errcheck
-	ts, err := m.DeviceAuthorizationGrant(ctx, b.GetString("TenantID"), b.GetString("ClientID"), defaultScopes, nil)
-	if err != nil {
-		return err
-	}
-	err = m.SaveFile(tokenCachePath)
-	if err != nil {
-		b.Log.Errorf("Couldn't save sessionfile in %s: %s", tokenCachePath, err)
-	}
-	// make file readable only for matterbridge user
-	err = os.Chmod(tokenCachePath, 0600)
-	if err != nil {
-		b.Log.Errorf("Couldn't change permissions for %s: %s", tokenCachePath, err)
-	}
-	httpClient := oauth2.NewClient(ctx, ts)
-	graphClient := msgraph.NewClient(httpClient)
-	b.gc = graphClient
-	b.ctx = ctx
-
-	err = b.setBotID()
-	if err != nil {
-		return err
-	}
-	b.Log.Info("Connection succeeded")
-	return nil
-}
-
-func (b *Bmsteams) Disconnect() error {
-	return nil
-}
-
-func (b *Bmsteams) JoinChannel(channel config.ChannelInfo) error {
-	go b.poll(channel.Name)
-	return nil
-}
-
-func (b *Bmsteams) Send(msg config.Message) (string, error) {
-	b.Log.Debugf("=> Receiving %#v", msg)
-	if msg.ParentID != "" && msg.ParentID != "msg-parent-not-found" {
-		return b.sendReply(msg)
-	}
-	if msg.ParentID == "msg-parent-not-found" {
-		msg.ParentID = ""
-		msg.Text = fmt.Sprintf("[thread]: %s", msg.Text)
-	}
-	ct := b.gc.Teams().ID(b.GetString("TeamID")).Channels().ID(msg.Channel).Messages().Request()
-	text := msg.Username + msg.Text
-	content := &msgraph.ItemBody{Content: &text}
-	rmsg := &msgraph.ChatMessage{Body: content}
-	res, err := ct.Add(b.ctx, rmsg)
-	if err != nil {
-		return "", err
-	}
-	return *res.ID, nil
-}
-
-func (b *Bmsteams) sendReply(msg config.Message) (string, error) {
-	ct := b.gc.Teams().ID(b.GetString("TeamID")).Channels().ID(msg.Channel).Messages().ID(msg.ParentID).Replies().Request()
-	// Handle prefix hint for unthreaded messages.
-
-	text := msg.Username + msg.Text
-	content := &msgraph.ItemBody{Content: &text}
-	rmsg := &msgraph.ChatMessage{Body: content}
-	res, err := ct.Add(b.ctx, rmsg)
-	if err != nil {
-		return "", err
-	}
-	return *res.ID, nil
-}
-
-func (b *Bmsteams) getMessages(channel string) ([]msgraph.ChatMessage, error) {
-	ct := b.gc.Teams().ID(b.GetString("TeamID")).Channels().ID(channel).Messages().Request()
-	rct, err := ct.Get(b.ctx)
-	if err != nil {
-		return nil, err
-	}
-	b.Log.Debugf("got %#v messages", len(rct))
-	return rct, nil
-}
-
-//nolint:gocognit
-func (b *Bmsteams) poll(channelName string) {
-	msgmap := make(map[string]time.Time)
-	b.Log.Debug("getting initial messages")
-	res, err := b.getMessages(channelName)
-	if err != nil {
-		panic(err)
-	}
-	for _, msg := range res {
-		msgmap[*msg.ID] = *msg.CreatedDateTime
-		if msg.LastModifiedDateTime != nil {
-			msgmap[*msg.ID] = *msg.LastModifiedDateTime
-		}
-	}
-	time.Sleep(time.Second * 5)
-	b.Log.Debug("polling for messages")
-	for {
-		res, err := b.getMessages(channelName)
-		if err != nil {
-			panic(err)
-		}
-		for i := len(res) - 1; i >= 0; i-- {
-			msg := res[i]
-			if mtime, ok := msgmap[*msg.ID]; ok {
-				if mtime == *msg.CreatedDateTime && msg.LastModifiedDateTime == nil {
-					continue
-				}
-				if msg.LastModifiedDateTime != nil && mtime == *msg.LastModifiedDateTime {
-					continue
-				}
-			}
-			if *msg.From.User.ID == b.botID {
-				b.Log.Debug("skipping own message")
-				msgmap[*msg.ID] = *msg.CreatedDateTime
-				continue
-			}
-			msgmap[*msg.ID] = *msg.CreatedDateTime
-			if msg.LastModifiedDateTime != nil {
-				msgmap[*msg.ID] = *msg.LastModifiedDateTime
-			}
-			b.Log.Debugf("<= Sending message from %s on %s to gateway", *msg.From.User.DisplayName, b.Account)
-			text := b.convertToMD(*msg.Body.Content)
-			rmsg := config.Message{
-				Username: *msg.From.User.DisplayName,
-				Text:     text,
-				Channel:  channelName,
-				Account:  b.Account,
-				Avatar:   "",
-				UserID:   *msg.From.User.ID,
-				ID:       *msg.ID,
-				Extra:    make(map[string][]interface{}),
-			}
-
-			b.handleAttachments(&rmsg, msg)
-			b.Log.Debugf("<= Message is %#v", rmsg)
-			b.Remote <- rmsg
-		}
-		time.Sleep(time.Second * 5)
-	}
-}
-
-func (b *Bmsteams) setBotID() error {
-	req := b.gc.Me().Request()
-	r, err := req.Get(b.ctx)
-	if err != nil {
-		return err
-	}
-	b.botID = *r.ID
-	return nil
-}
-
-func (b *Bmsteams) convertToMD(text string) string {
-	if !strings.Contains(text, "<div>") {
-		return text
-	}
-	var sb strings.Builder
-	err := godown.Convert(&sb, strings.NewReader(text), nil)
-	if err != nil {
-		b.Log.Errorf("Couldn't convert message to markdown %s", text)
-		return text
-	}
-	return sb.String()
-}

bridge/rocketchat/handlers.go

@@ -1,97 +0,0 @@
-package brocketchat
-
-import (
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/models"
-)
-
-func (b *Brocketchat) handleRocket() {
-	messages := make(chan *config.Message)
-	if b.GetString("WebhookBindAddress") != "" {
-		b.Log.Debugf("Choosing webhooks based receiving")
-		go b.handleRocketHook(messages)
-	} else {
-		b.Log.Debugf("Choosing login/password based receiving")
-		go b.handleRocketClient(messages)
-	}
-	for message := range messages {
-		message.Account = b.Account
-		b.Log.Debugf("<= Sending message from %s on %s to gateway", message.Username, b.Account)
-		b.Log.Debugf("<= Message is %#v", message)
-		b.Remote <- *message
-	}
-}
-
-func (b *Brocketchat) handleRocketHook(messages chan *config.Message) {
-	for {
-		message := b.rh.Receive()
-		b.Log.Debugf("Receiving from rockethook %#v", message)
-		// do not loop
-		if message.UserName == b.GetString("Nick") {
-			continue
-		}
-		messages <- &config.Message{
-			UserID:   message.UserID,
-			Username: message.UserName,
-			Text:     message.Text,
-			Channel:  message.ChannelName,
-		}
-	}
-}
-
-func (b *Brocketchat) handleStatusEvent(ev models.Message, rmsg *config.Message) bool {
-	switch ev.Type {
-	case "":
-		// this is a normal message, no processing needed
-		// return true so the message is not dropped
-		return true
-	case sUserJoined, sUserLeft:
-		rmsg.Event = config.EventJoinLeave
-		return true
-	case sRoomChangedTopic:
-		rmsg.Event = config.EventTopicChange
-		return true
-	}
-	b.Log.Debugf("Dropping message with unknown type: %s", ev.Type)
-	return false
-}
-
-func (b *Brocketchat) handleRocketClient(messages chan *config.Message) {
-	for message := range b.messageChan {
-		// skip messages with same ID, apparently messages get duplicated for an unknown reason
-		if _, ok := b.cache.Get(message.ID); ok {
-			continue
-		}
-		b.cache.Add(message.ID, true)
-		b.Log.Debugf("message %#v", message)
-		m := message
-		if b.skipMessage(&m) {
-			b.Log.Debugf("Skipped message: %#v", message)
-			continue
-		}
-
-		rmsg := &config.Message{Text: message.Msg,
-			Username: message.User.UserName,
-			Channel:  b.getChannelName(message.RoomID),
-			Account:  b.Account,
-			UserID:   message.User.ID,
-			ID:       message.ID,
-		}
-
-		// handleStatusEvent returns false if the message should be dropped
-		// in that case it is probably some modification to the channel we do not want to relay
-		if b.handleStatusEvent(m, rmsg) {
-			messages <- rmsg
-		}
-	}
-}
-
-func (b *Brocketchat) handleUploadFile(msg *config.Message) error {
-	for _, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		if err := b.uploadFile(&fi, b.getChannelID(msg.Channel)); err != nil {
-			return err
-		}
-	}
-	return nil
-}

bridge/rocketchat/helpers.go

@@ -1,201 +0,0 @@
-package brocketchat
-
-import (
-	"context"
-	"io/ioutil"
-	"mime"
-	"net/http"
-	"net/url"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/42wim/matterbridge/hook/rockethook"
-	"github.com/42wim/matterbridge/matterhook"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/models"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/realtime"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/rest"
-	"github.com/nelsonken/gomf"
-)
-
-func (b *Brocketchat) doConnectWebhookBind() error {
-	switch {
-	case b.GetString("WebhookURL") != "":
-		b.Log.Info("Connecting using webhookurl (sending) and webhookbindaddress (receiving)")
-		b.mh = matterhook.New(b.GetString("WebhookURL"),
-			matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
-				DisableServer: true})
-		b.rh = rockethook.New(b.GetString("WebhookURL"), rockethook.Config{BindAddress: b.GetString("WebhookBindAddress")})
-	case b.GetString("Login") != "":
-		b.Log.Info("Connecting using login/password (sending)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	default:
-		b.Log.Info("Connecting using webhookbindaddress (receiving)")
-		b.rh = rockethook.New(b.GetString("WebhookURL"), rockethook.Config{BindAddress: b.GetString("WebhookBindAddress")})
-	}
-	return nil
-}
-
-func (b *Brocketchat) doConnectWebhookURL() error {
-	b.Log.Info("Connecting using webhookurl (sending)")
-	b.mh = matterhook.New(b.GetString("WebhookURL"),
-		matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
-			DisableServer: true})
-	if b.GetString("Login") != "" {
-		b.Log.Info("Connecting using login/password (receiving)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (b *Brocketchat) apiLogin() error {
-	b.Log.Debugf("handling apiLogin()")
-	credentials := &models.UserCredentials{Email: b.GetString("login"), Password: b.GetString("password")}
-	if b.GetString("Token") != "" {
-		credentials = &models.UserCredentials{ID: b.GetString("Login"), Token: b.GetString("Token")}
-	}
-	myURL, err := url.Parse(b.GetString("server"))
-	if err != nil {
-		return err
-	}
-	client, err := realtime.NewClient(myURL, b.GetBool("debug"))
-	b.c = client
-	if err != nil {
-		return err
-	}
-	restclient := rest.NewClient(myURL, b.GetBool("debug"))
-	user, err := b.c.Login(credentials)
-	if err != nil {
-		return err
-	}
-	b.user = user
-	b.r = restclient
-	err = b.r.Login(credentials)
-	if err != nil {
-		return err
-	}
-	b.Log.Info("Connection succeeded")
-	return nil
-}
-
-func (b *Brocketchat) getChannelName(id string) string {
-	b.RLock()
-	defer b.RUnlock()
-	if name, ok := b.channelMap[id]; ok {
-		return name
-	}
-	return ""
-}
-
-func (b *Brocketchat) getChannelID(name string) string {
-	b.RLock()
-	defer b.RUnlock()
-	for k, v := range b.channelMap {
-		if v == name || v == "#"+name {
-			return k
-		}
-	}
-	return ""
-}
-
-func (b *Brocketchat) skipMessage(message *models.Message) bool {
-	return message.User.ID == b.user.ID
-}
-
-func (b *Brocketchat) uploadFile(fi *config.FileInfo, channel string) error {
-	fb := gomf.New()
-	if err := fb.WriteField("description", fi.Comment); err != nil {
-		return err
-	}
-	sp := strings.Split(fi.Name, ".")
-	mtype := mime.TypeByExtension("." + sp[len(sp)-1])
-	if !strings.Contains(mtype, "image") && !strings.Contains(mtype, "video") {
-		return nil
-	}
-	if err := fb.WriteFile("file", fi.Name, mtype, *fi.Data); err != nil {
-		return err
-	}
-	req, err := fb.GetHTTPRequest(context.TODO(), b.GetString("server")+"/api/v1/rooms.upload/"+channel)
-	if err != nil {
-		return err
-	}
-	req.Header.Add("X-Auth-Token", b.user.Token)
-	req.Header.Add("X-User-Id", b.user.ID)
-	client := &http.Client{
-		Timeout: time.Second * 5,
-	}
-	resp, err := client.Do(req)
-	if err != nil {
-		return err
-	}
-	body, err := ioutil.ReadAll(resp.Body)
-	if err != nil {
-		return err
-	}
-	if resp.StatusCode != 200 {
-		b.Log.Errorf("failed: %#v", string(body))
-	}
-	return nil
-}
-
-// sendWebhook uses the configured WebhookURL to send the message
-func (b *Brocketchat) sendWebhook(msg *config.Message) error {
-	// skip events
-	if msg.Event != "" {
-		return nil
-	}
-
-	if b.GetBool("PrefixMessagesWithNick") {
-		msg.Text = msg.Username + msg.Text
-	}
-	if msg.Extra != nil {
-		// this sends a message only if we received a config.EVENT_FILE_FAILURE_SIZE
-		for _, rmsg := range helper.HandleExtra(msg, b.General) {
-			rmsg := rmsg // scopelint
-			iconURL := config.GetIconURL(&rmsg, b.GetString("iconurl"))
-			matterMessage := matterhook.OMessage{
-				IconURL:  iconURL,
-				Channel:  rmsg.Channel,
-				UserName: rmsg.Username,
-				Text:     rmsg.Text,
-				Props:    make(map[string]interface{}),
-			}
-			if err := b.mh.Send(matterMessage); err != nil {
-				b.Log.Errorf("sendWebhook failed: %s ", err)
-			}
-		}
-
-		// webhook doesn't support file uploads, so we add the url manually
-		if len(msg.Extra["file"]) > 0 {
-			for _, f := range msg.Extra["file"] {
-				fi := f.(config.FileInfo)
-				if fi.URL != "" {
-					msg.Text += fi.URL
-				}
-			}
-		}
-	}
-	iconURL := config.GetIconURL(msg, b.GetString("iconurl"))
-	matterMessage := matterhook.OMessage{
-		IconURL:  iconURL,
-		Channel:  msg.Channel,
-		UserName: msg.Username,
-		Text:     msg.Text,
-	}
-	if msg.Avatar != "" {
-		matterMessage.IconURL = msg.Avatar
-	}
-	err := b.mh.Send(matterMessage)
-	if err != nil {
-		b.Log.Info(err)
-		return err
-	}
-	return nil
-}

bridge/rocketchat/rocketchat.go

@@ -1,53 +1,21 @@
 package brocketchat
 
 import (
-	"errors"
-	"strings"
-	"sync"
-
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
 	"github.com/42wim/matterbridge/hook/rockethook"
 	"github.com/42wim/matterbridge/matterhook"
-	lru "github.com/hashicorp/golang-lru"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/models"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/realtime"
-	"github.com/matterbridge/Rocket.Chat.Go.SDK/rest"
 )
 
 type Brocketchat struct {
-	mh    *matterhook.Client
-	rh    *rockethook.Client
-	c     *realtime.Client
-	r     *rest.Client
-	cache *lru.Cache
+	mh *matterhook.Client
+	rh *rockethook.Client
 	*bridge.Config
-	messageChan chan models.Message
-	channelMap  map[string]string
-	user        *models.User
-	sync.RWMutex
 }
 
-const (
-	sUserJoined       = "uj"
-	sUserLeft         = "ul"
-	sRoomChangedTopic = "room_changed_topic"
-)
-
 func New(cfg *bridge.Config) bridge.Bridger {
-	newCache, err := lru.New(100)
-	if err != nil {
-		cfg.Log.Fatalf("Could not create LRU cache for rocketchat bridge: %v", err)
-	}
-	b := &Brocketchat{
-		Config:      cfg,
-		messageChan: make(chan models.Message),
-		channelMap:  make(map[string]string),
-		cache:       newCache,
-	}
-	b.Log.Debugf("enabling rocketchat")
-	return b
+	return &Brocketchat{Config: cfg}
 }
 
 func (b *Brocketchat) Command(cmd string) string {
@@ -55,127 +23,70 @@ func (b *Brocketchat) Command(cmd string) string {
 }
 
 func (b *Brocketchat) Connect() error {
-	if b.GetString("WebhookBindAddress") != "" {
-		if err := b.doConnectWebhookBind(); err != nil {
-			return err
-		}
-		go b.handleRocket()
-		return nil
-	}
-	switch {
-	case b.GetString("WebhookURL") != "":
-		if err := b.doConnectWebhookURL(); err != nil {
-			return err
-		}
-		go b.handleRocket()
-		return nil
-	case b.GetString("Login") != "":
-		b.Log.Info("Connecting using login/password (sending and receiving)")
-		err := b.apiLogin()
-		if err != nil {
-			return err
-		}
-		go b.handleRocket()
-	}
-	if b.GetString("WebhookBindAddress") == "" && b.GetString("WebhookURL") == "" &&
-		b.GetString("Login") == "" {
-		return errors.New("no connection method found. See that you have WebhookBindAddress, WebhookURL or Login/Password/Server configured")
-	}
+	b.Log.Info("Connecting webhooks")
+	b.mh = matterhook.New(b.GetString("WebhookURL"),
+		matterhook.Config{InsecureSkipVerify: b.GetBool("SkipTLSVerify"),
+			DisableServer: true})
+	b.rh = rockethook.New(b.GetString("WebhookURL"), rockethook.Config{BindAddress: b.GetString("WebhookBindAddress")})
+	go b.handleRocketHook()
 	return nil
 }
 
 func (b *Brocketchat) Disconnect() error {
 	return nil
+
 }
 
 func (b *Brocketchat) JoinChannel(channel config.ChannelInfo) error {
-	if b.c == nil {
-		return nil
-	}
-	id, err := b.c.GetChannelId(strings.TrimPrefix(channel.Name, "#"))
-	if err != nil {
-		return err
-	}
-	b.Lock()
-	b.channelMap[id] = channel.Name
-	b.Unlock()
-	mychannel := &models.Channel{ID: id, Name: strings.TrimPrefix(channel.Name, "#")}
-	if err := b.c.JoinChannel(id); err != nil {
-		return err
-	}
-	if err := b.c.SubscribeToMessageStream(mychannel, b.messageChan); err != nil {
-		return err
-	}
 	return nil
 }
 
 func (b *Brocketchat) Send(msg config.Message) (string, error) {
-	// strip the # if people has set this
-	msg.Channel = strings.TrimPrefix(msg.Channel, "#")
-	channel := &models.Channel{ID: b.getChannelID(msg.Channel), Name: msg.Channel}
-
-	// Make a action /me of the message
-	if msg.Event == config.EventUserAction {
-		msg.Text = "_" + msg.Text + "_"
-	}
-
-	// Delete message
+	// ignore delete messages
 	if msg.Event == config.EventMsgDelete {
-		if msg.ID == "" {
-			return "", nil
-		}
-		return msg.ID, b.c.DeleteMessage(&models.Message{ID: msg.ID})
+		return "", nil
 	}
-
-	// Use webhook to send the message
-	if b.GetString("WebhookURL") != "" {
-		return "", b.sendWebhook(&msg)
-	}
-
-	// Prepend nick if configured
-	if b.GetBool("PrefixMessagesWithNick") {
-		msg.Text = msg.Username + msg.Text
-	}
-
-	// Edit message if we have an ID
-	if msg.ID != "" {
-		return msg.ID, b.c.EditMessage(&models.Message{ID: msg.ID, Msg: msg.Text, RoomID: b.getChannelID(msg.Channel)})
-	}
-
-	// Upload a file if it exists
+	b.Log.Debugf("=> Receiving %#v", msg)
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			// strip the # if people has set this
-			rmsg.Channel = strings.TrimPrefix(rmsg.Channel, "#")
-			smsg := &models.Message{
-				RoomID: b.getChannelID(rmsg.Channel),
-				Msg:    rmsg.Username + rmsg.Text,
-				PostMessage: models.PostMessage{
-					Avatar: rmsg.Avatar,
-					Alias:  rmsg.Username,
-				},
-			}
-			if _, err := b.c.SendMessage(smsg); err != nil {
-				b.Log.Errorf("SendMessage failed: %s", err)
-			}
+			rmsg := rmsg // scopelint
+			iconURL := config.GetIconURL(&rmsg, b.GetString("iconurl"))
+			matterMessage := matterhook.OMessage{IconURL: iconURL, Channel: rmsg.Channel, UserName: rmsg.Username, Text: rmsg.Text}
+			b.mh.Send(matterMessage)
 		}
 		if len(msg.Extra["file"]) > 0 {
-			return "", b.handleUploadFile(&msg)
+			for _, f := range msg.Extra["file"] {
+				fi := f.(config.FileInfo)
+				if fi.URL != "" {
+					msg.Text += fi.URL
+				}
+			}
 		}
 	}
 
-	smsg := &models.Message{
-		RoomID: channel.ID,
-		Msg:    msg.Text,
-		PostMessage: models.PostMessage{
-			Avatar: msg.Avatar,
-			Alias:  msg.Username,
-		},
-	}
-
-	rmsg, err := b.c.SendMessage(smsg)
-	if rmsg == nil {
+	iconURL := config.GetIconURL(&msg, b.GetString("iconurl"))
+	matterMessage := matterhook.OMessage{IconURL: iconURL}
+	matterMessage.Channel = msg.Channel
+	matterMessage.UserName = msg.Username
+	matterMessage.Type = ""
+	matterMessage.Text = msg.Text
+	err := b.mh.Send(matterMessage)
+	if err != nil {
+		b.Log.Info(err)
 		return "", err
 	}
-	return rmsg.ID, err
+	return "", nil
+}
+
+func (b *Brocketchat) handleRocketHook() {
+	for {
+		message := b.rh.Receive()
+		b.Log.Debugf("Receiving from rockethook %#v", message)
+		// do not loop
+		if message.UserName == b.GetString("Nick") {
+			continue
+		}
+		b.Log.Debugf("<= Sending message from %s on %s to gateway", message.UserName, b.Account)
+		b.Remote <- config.Message{Text: message.Text, Username: message.UserName, Channel: message.ChannelName, Account: b.Account, UserID: message.UserID}
+	}
 }

bridge/slack/handlers.go

@@ -1,19 +1,15 @@
 package bslack
 
 import (
-	"errors"
 	"fmt"
 	"html"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/slack-go/slack"
+	"github.com/nlopes/slack"
 )
 
-// ErrEventIgnored is for events that should be ignored
-var ErrEventIgnored = errors.New("this event message should ignored")
-
 func (b *Bslack) handleSlack() {
 	messages := make(chan *config.Message)
 	if b.GetString(incomingWebhookConfig) != "" {
@@ -26,21 +22,20 @@ func (b *Bslack) handleSlack() {
 	time.Sleep(time.Second)
 	b.Log.Debug("Start listening for Slack messages")
 	for message := range messages {
-		// don't do any action on deleted/typing messages
-		if message.Event != config.EventUserTyping && message.Event != config.EventMsgDelete {
+		if message.Event != config.EventUserTyping {
 			b.Log.Debugf("<= Sending message from %s on %s to gateway", message.Username, b.Account)
-			// cleanup the message
-			message.Text = b.replaceMention(message.Text)
-			message.Text = b.replaceVariable(message.Text)
-			message.Text = b.replaceChannel(message.Text)
-			message.Text = b.replaceURL(message.Text)
-			message.Text = b.replaceb0rkedMarkDown(message.Text)
-			message.Text = html.UnescapeString(message.Text)
-
-			// Add the avatar
-			message.Avatar = b.users.getAvatar(message.UserID)
 		}
 
+		// cleanup the message
+		message.Text = b.replaceMention(message.Text)
+		message.Text = b.replaceVariable(message.Text)
+		message.Text = b.replaceChannel(message.Text)
+		message.Text = b.replaceURL(message.Text)
+		message.Text = html.UnescapeString(message.Text)
+
+		// Add the avatar
+		message.Avatar = b.getAvatar(message.UserID)
+
 		b.Log.Debugf("<= Message is %#v", message)
 		b.Remote <- *message
 	}
@@ -48,7 +43,7 @@ func (b *Bslack) handleSlack() {
 
 func (b *Bslack) handleSlackClient(messages chan *config.Message) {
 	for msg := range b.rtm.IncomingEvents {
-		if msg.Type != sUserTyping && msg.Type != sHello && msg.Type != sLatencyReport {
+		if msg.Type != sUserTyping && msg.Type != sLatencyReport {
 			b.Log.Debugf("== Receiving event %#v", msg.Data)
 		}
 		switch ev := msg.Data.(type) {
@@ -57,9 +52,7 @@ func (b *Bslack) handleSlackClient(messages chan *config.Message) {
 				continue
 			}
 			rmsg, err := b.handleTypingEvent(ev)
-			if err == ErrEventIgnored {
-				continue
-			} else if err != nil {
+			if err != nil {
 				b.Log.Errorf("%#v", err)
 				continue
 			}
@@ -82,21 +75,21 @@ func (b *Bslack) handleSlackClient(messages chan *config.Message) {
 			// When we join a channel we update the full list of users as
 			// well as the information for the channel that we joined as this
 			// should now tell that we are a member of it.
-			b.channels.registerChannel(ev.Channel)
+			b.populateUsers()
+
+			b.channelsMutex.Lock()
+			b.channelsByID[ev.Channel.ID] = &ev.Channel
+			b.channelsByName[ev.Channel.Name] = &ev.Channel
+			b.channelsMutex.Unlock()
 		case *slack.ConnectedEvent:
 			b.si = ev.Info
-			b.channels.populateChannels(true)
-			b.users.populateUsers(true)
+			b.populateChannels()
+			b.populateUsers()
 		case *slack.InvalidAuthEvent:
 			b.Log.Fatalf("Invalid Token %#v", ev)
 		case *slack.ConnectionErrorEvent:
 			b.Log.Errorf("Connection failed %#v %#v", ev.Error(), ev.ErrorObj)
-		case *slack.MemberJoinedChannelEvent:
-			b.users.populateUser(ev.User)
-		case *slack.HelloEvent, *slack.LatencyReport, *slack.ConnectingEvent:
-			continue
 		default:
-			b.Log.Debugf("Unhandled incoming event: %T", ev)
 		}
 	}
 }
@@ -123,47 +116,27 @@ func (b *Bslack) skipMessageEvent(ev *slack.MessageEvent) bool {
 		return b.GetBool(noSendJoinConfig)
 	case sPinnedItem, sUnpinnedItem:
 		return true
-	case sChannelTopic, sChannelPurpose:
-		// Skip the event if our bot/user account changed the topic/purpose
-		if ev.User == b.si.User.ID {
-			return true
-		}
-	}
-
-	// Check for our callback ID
-	hasOurCallbackID := false
-	if len(ev.Blocks.BlockSet) == 1 {
-		block, ok := ev.Blocks.BlockSet[0].(*slack.SectionBlock)
-		hasOurCallbackID = ok && block.BlockID == "matterbridge_"+b.uuid
-	}
-
-	if ev.SubMessage != nil {
-		// It seems ev.SubMessage.Edited == nil when slack unfurls.
-		// Do not forward these messages. See Github issue #266.
-		if ev.SubMessage.ThreadTimestamp != ev.SubMessage.Timestamp &&
-			ev.SubMessage.Edited == nil {
-			return true
-		}
-		// see hidden subtypes at https://api.slack.com/events/message
-		// these messages are sent when we add a message to a thread #709
-		if ev.SubType == "message_replied" && ev.Hidden {
-			return true
-		}
-		if len(ev.SubMessage.Blocks.BlockSet) == 1 {
-			block, ok := ev.SubMessage.Blocks.BlockSet[0].(*slack.SectionBlock)
-			hasOurCallbackID = ok && block.BlockID == "matterbridge_"+b.uuid
-		}
 	}
 
 	// Skip any messages that we made ourselves or from 'slackbot' (see #527).
 	if ev.Username == sSlackBotUser ||
-		(b.rtm != nil && ev.Username == b.si.User.Name) || hasOurCallbackID {
+		(b.rtm != nil && ev.Username == b.si.User.Name) ||
+		(len(ev.Attachments) > 0 && ev.Attachments[0].CallbackID == "matterbridge_"+b.uuid) {
+		return true
+	}
+
+	// It seems ev.SubMessage.Edited == nil when slack unfurls.
+	// Do not forward these messages. See Github issue #266.
+	if ev.SubMessage != nil &&
+		ev.SubMessage.ThreadTimestamp != ev.SubMessage.Timestamp &&
+		ev.SubMessage.Edited == nil {
 		return true
 	}
 
 	if len(ev.Files) > 0 {
 		return b.filesCached(ev.Files)
 	}
+
 	return false
 }
 
@@ -212,9 +185,6 @@ func (b *Bslack) handleMessageEvent(ev *slack.MessageEvent) (*config.Message, er
 			// This is probably a webhook we couldn't resolve.
 			return nil, fmt.Errorf("message handling resulted in an empty bot message (probably an incoming webhook we couldn't resolve): %#v", ev)
 		}
-		if ev.SubMessage != nil {
-			return nil, fmt.Errorf("message handling resulted in an empty message: %#v with submessage %#v", ev, ev.SubMessage)
-		}
 		return nil, fmt.Errorf("message handling resulted in an empty message: %#v", ev)
 	}
 	return rmsg, nil
@@ -223,6 +193,7 @@ func (b *Bslack) handleMessageEvent(ev *slack.MessageEvent) (*config.Message, er
 func (b *Bslack) handleStatusEvent(ev *slack.MessageEvent, rmsg *config.Message) bool {
 	switch ev.SubType {
 	case sChannelJoined, sMemberJoined:
+		b.populateUsers()
 		// There's no further processing needed on channel events
 		// so we return 'true'.
 		return true
@@ -230,7 +201,6 @@ func (b *Bslack) handleStatusEvent(ev *slack.MessageEvent, rmsg *config.Message)
 		rmsg.Username = sSystemUser
 		rmsg.Event = config.EventJoinLeave
 	case sChannelTopic, sChannelPurpose:
-		b.channels.populateChannels(false)
 		rmsg.Event = config.EventTopicChange
 	case sMessageChanged:
 		rmsg.Text = ev.SubMessage.Text
@@ -279,17 +249,14 @@ func (b *Bslack) handleAttachments(ev *slack.MessageEvent, rmsg *config.Message)
 
 	// If we have files attached, download them (in memory) and put a pointer to it in msg.Extra.
 	for i := range ev.Files {
-		if err := b.handleDownloadFile(rmsg, &ev.Files[i], false); err != nil {
+		if err := b.handleDownloadFile(rmsg, &ev.Files[i]); err != nil {
 			b.Log.Errorf("Could not download incoming file: %#v", err)
 		}
 	}
 }
 
 func (b *Bslack) handleTypingEvent(ev *slack.UserTypingEvent) (*config.Message, error) {
-	if ev.User == b.si.User.ID {
-		return nil, ErrEventIgnored
-	}
-	channelInfo, err := b.channels.getChannelByID(ev.Channel)
+	channelInfo, err := b.getChannelByID(ev.Channel)
 	if err != nil {
 		return nil, err
 	}
@@ -301,7 +268,7 @@ func (b *Bslack) handleTypingEvent(ev *slack.UserTypingEvent) (*config.Message,
 }
 
 // handleDownloadFile handles file download
-func (b *Bslack) handleDownloadFile(rmsg *config.Message, file *slack.File, retry bool) error {
+func (b *Bslack) handleDownloadFile(rmsg *config.Message, file *slack.File) error {
 	if b.fileCached(file) {
 		return nil
 	}
@@ -317,12 +284,6 @@ func (b *Bslack) handleDownloadFile(rmsg *config.Message, file *slack.File, retr
 		return fmt.Errorf("download %s failed %#v", file.URLPrivateDownload, err)
 	}
 
-	if len(*data) != file.Size && !retry {
-		b.Log.Debugf("Data size (%d) is not equal to size declared (%d)\n", len(*data), file.Size)
-		time.Sleep(1 * time.Second)
-		return b.handleDownloadFile(rmsg, file, true)
-	}
-
 	// If a comment is attached to the file(s) it is in the 'Text' field of the Slack messge event
 	// and should be added as comment to only one of the files. We reset the 'Text' field to ensure
 	// that the comment is not duplicated.
@@ -332,29 +293,6 @@ func (b *Bslack) handleDownloadFile(rmsg *config.Message, file *slack.File, retr
 	return nil
 }
 
-// handleGetChannelMembers handles messages containing the GetChannelMembers event
-// Sends a message to the router containing *config.ChannelMembers
-func (b *Bslack) handleGetChannelMembers(rmsg *config.Message) bool {
-	if rmsg.Event != config.EventGetChannelMembers {
-		return false
-	}
-
-	cMembers := b.channels.getChannelMembers(b.users)
-
-	extra := make(map[string][]interface{})
-	extra[config.EventGetChannelMembers] = append(extra[config.EventGetChannelMembers], cMembers)
-	msg := config.Message{
-		Extra:   extra,
-		Event:   config.EventGetChannelMembers,
-		Account: b.Account,
-	}
-
-	b.Log.Debugf("sending msg to remote %#v", msg)
-	b.Remote <- msg
-
-	return true
-}
-
 // fileCached implements Matterbridge's caching logic for files
 // shared via Slack.
 //

bridge/slack/helpers.go

@@ -1,21 +1,170 @@
 package bslack
 
 import (
+	"context"
 	"fmt"
 	"regexp"
 	"strings"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/sirupsen/logrus"
-	"github.com/slack-go/slack"
+	"github.com/nlopes/slack"
 )
 
+func (b *Bslack) getUser(id string) *slack.User {
+	b.usersMutex.RLock()
+	defer b.usersMutex.RUnlock()
+
+	return b.users[id]
+}
+
+func (b *Bslack) getUsername(id string) string {
+	if user := b.getUser(id); user != nil {
+		if user.Profile.DisplayName != "" {
+			return user.Profile.DisplayName
+		}
+		return user.Name
+	}
+	b.Log.Warnf("Could not find user with ID '%s'", id)
+	return ""
+}
+
+func (b *Bslack) getAvatar(id string) string {
+	if user := b.getUser(id); user != nil {
+		return user.Profile.Image48
+	}
+	return ""
+}
+
+func (b *Bslack) getChannel(channel string) (*slack.Channel, error) {
+	if strings.HasPrefix(channel, "ID:") {
+		return b.getChannelByID(strings.TrimPrefix(channel, "ID:"))
+	}
+	return b.getChannelByName(channel)
+}
+
+func (b *Bslack) getChannelByName(name string) (*slack.Channel, error) {
+	b.channelsMutex.RLock()
+	defer b.channelsMutex.RUnlock()
+
+	if channel, ok := b.channelsByName[name]; ok {
+		return channel, nil
+	}
+	return nil, fmt.Errorf("%s: channel %s not found", b.Account, name)
+}
+
+func (b *Bslack) getChannelByID(ID string) (*slack.Channel, error) {
+	b.channelsMutex.RLock()
+	defer b.channelsMutex.RUnlock()
+
+	if channel, ok := b.channelsByID[ID]; ok {
+		return channel, nil
+	}
+	return nil, fmt.Errorf("%s: channel %s not found", b.Account, ID)
+}
+
+const minimumRefreshInterval = 10 * time.Second
+
+func (b *Bslack) populateUsers() {
+	b.refreshMutex.Lock()
+	if time.Now().Before(b.earliestUserRefresh) || b.refreshInProgress {
+		b.Log.Debugf("Not refreshing user list as it was done less than %v ago.",
+			minimumRefreshInterval)
+		b.refreshMutex.Unlock()
+
+		return
+	}
+	b.refreshInProgress = true
+	b.refreshMutex.Unlock()
+
+	newUsers := map[string]*slack.User{}
+	pagination := b.sc.GetUsersPaginated(slack.GetUsersOptionLimit(200))
+	for {
+		var err error
+		pagination, err = pagination.Next(context.Background())
+		if err != nil {
+			if pagination.Done(err) {
+				break
+			}
+
+			if err = b.handleRateLimit(err); err != nil {
+				b.Log.Errorf("Could not retrieve users: %#v", err)
+				return
+			}
+			continue
+		}
+
+		for i := range pagination.Users {
+			newUsers[pagination.Users[i].ID] = &pagination.Users[i]
+		}
+	}
+
+	b.usersMutex.Lock()
+	defer b.usersMutex.Unlock()
+	b.users = newUsers
+
+	b.refreshMutex.Lock()
+	defer b.refreshMutex.Unlock()
+	b.earliestUserRefresh = time.Now().Add(minimumRefreshInterval)
+	b.refreshInProgress = false
+}
+
+func (b *Bslack) populateChannels() {
+	b.refreshMutex.Lock()
+	if time.Now().Before(b.earliestChannelRefresh) || b.refreshInProgress {
+		b.Log.Debugf("Not refreshing channel list as it was done less than %v seconds ago.",
+			minimumRefreshInterval)
+		b.refreshMutex.Unlock()
+		return
+	}
+	b.refreshInProgress = true
+	b.refreshMutex.Unlock()
+
+	newChannelsByID := map[string]*slack.Channel{}
+	newChannelsByName := map[string]*slack.Channel{}
+
+	// We only retrieve public and private channels, not IMs
+	// and MPIMs as those do not have a channel name.
+	queryParams := &slack.GetConversationsParameters{
+		ExcludeArchived: "true",
+		Types:           []string{"public_channel,private_channel"},
+	}
+	for {
+		channels, nextCursor, err := b.sc.GetConversations(queryParams)
+		if err != nil {
+			if err = b.handleRateLimit(err); err != nil {
+				b.Log.Errorf("Could not retrieve channels: %#v", err)
+				return
+			}
+			continue
+		}
+
+		for i := range channels {
+			newChannelsByID[channels[i].ID] = &channels[i]
+			newChannelsByName[channels[i].Name] = &channels[i]
+		}
+		if nextCursor == "" {
+			break
+		}
+		queryParams.Cursor = nextCursor
+	}
+
+	b.channelsMutex.Lock()
+	defer b.channelsMutex.Unlock()
+	b.channelsByID = newChannelsByID
+	b.channelsByName = newChannelsByName
+
+	b.refreshMutex.Lock()
+	defer b.refreshMutex.Unlock()
+	b.earliestChannelRefresh = time.Now().Add(minimumRefreshInterval)
+	b.refreshInProgress = false
+}
+
 // populateReceivedMessage shapes the initial Matterbridge message that we will forward to the
 // router before we apply message-dependent modifications.
 func (b *Bslack) populateReceivedMessage(ev *slack.MessageEvent) (*config.Message, error) {
 	// Use our own func because rtm.GetChannelInfo doesn't work for private channels.
-	channel, err := b.channels.getChannelByID(ev.Channel)
+	channel, err := b.getChannelByID(ev.Channel)
 	if err != nil {
 		return nil, err
 	}
@@ -42,13 +191,6 @@ func (b *Bslack) populateReceivedMessage(ev *slack.MessageEvent) (*config.Messag
 		}
 	}
 
-	// For edits, only submessage has thread ts.
-	// Ensures edits to threaded messages maintain their prefix hint on the
-	// unthreaded end.
-	if ev.SubMessage != nil {
-		rmsg.ParentID = ev.SubMessage.ThreadTimestamp
-	}
-
 	if err = b.populateMessageWithUserInfo(ev, rmsg); err != nil {
 		return nil, err
 	}
@@ -77,7 +219,7 @@ func (b *Bslack) populateMessageWithUserInfo(ev *slack.MessageEvent, rmsg *confi
 		return nil
 	}
 
-	user := b.users.getUser(userID)
+	user := b.getUser(userID)
 	if user == nil {
 		return fmt.Errorf("could not find information for user with id %s", ev.User)
 	}
@@ -103,14 +245,13 @@ func (b *Bslack) populateMessageWithBotInfo(ev *slack.MessageEvent, rmsg *config
 			break
 		}
 
-		if err = handleRateLimit(b.Log, err); err != nil {
+		if err = b.handleRateLimit(err); err != nil {
 			b.Log.Errorf("Could not retrieve bot information: %#v", err)
 			return err
 		}
 	}
-	b.Log.Debugf("Found bot %#v", bot)
 
-	if bot.Name != "" {
+	if bot.Name != "" && bot.Name != "Slack API Tester" {
 		rmsg.Username = bot.Name
 		if ev.Username != "" {
 			rmsg.Username = ev.Username
@@ -121,34 +262,17 @@ func (b *Bslack) populateMessageWithBotInfo(ev *slack.MessageEvent, rmsg *config
 }
 
 var (
-	mentionRE        = regexp.MustCompile(`<@([a-zA-Z0-9]+)>`)
-	channelRE        = regexp.MustCompile(`<#[a-zA-Z0-9]+\|(.+?)>`)
-	variableRE       = regexp.MustCompile(`<!((?:subteam\^)?[a-zA-Z0-9]+)(?:\|@?(.+?))?>`)
-	urlRE            = regexp.MustCompile(`<(.*?)(\|.*?)?>`)
-	codeFenceRE      = regexp.MustCompile(`(?m)^` + "```" + `\w+$`)
-	topicOrPurposeRE = regexp.MustCompile(`(?s)(@.+) (cleared|set)(?: the)? channel (topic|purpose)(?:: (.*))?`)
+	mentionRE  = regexp.MustCompile(`<@([a-zA-Z0-9]+)>`)
+	channelRE  = regexp.MustCompile(`<#[a-zA-Z0-9]+\|(.+?)>`)
+	variableRE = regexp.MustCompile(`<!((?:subteam\^)?[a-zA-Z0-9]+)(?:\|@?(.+?))?>`)
+	urlRE      = regexp.MustCompile(`<(.*?)(\|.*?)?>`)
 )
 
-func (b *Bslack) extractTopicOrPurpose(text string) (string, string) {
-	r := topicOrPurposeRE.FindStringSubmatch(text)
-	if len(r) == 5 {
-		action, updateType, extracted := r[2], r[3], r[4]
-		switch action {
-		case "set":
-			return updateType, extracted
-		case "cleared":
-			return updateType, ""
-		}
-	}
-	b.Log.Warnf("Encountered channel topic or purpose change message with unexpected format: %s", text)
-	return "unknown", ""
-}
-
 // @see https://api.slack.com/docs/message-formatting#linking_to_channels_and_users
 func (b *Bslack) replaceMention(text string) string {
 	replaceFunc := func(match string) string {
 		userID := strings.Trim(match, "@<>")
-		if username := b.users.getUsername(userID); userID != "" {
+		if username := b.getUsername(userID); userID != "" {
 			return "@" + username
 		}
 		return match
@@ -188,72 +312,12 @@ func (b *Bslack) replaceURL(text string) string {
 	return text
 }
 
-func (b *Bslack) replaceb0rkedMarkDown(text string) string {
-	// taken from https://github.com/mattermost/mattermost-server/blob/master/app/slackimport.go
-	//
-	regexReplaceAllString := []struct {
-		regex *regexp.Regexp
-		rpl   string
-	}{
-		// bold
-		{
-			regexp.MustCompile(`(^|[\s.;,])\*(\S[^*\n]+)\*`),
-			"$1**$2**",
-		},
-		// strikethrough
-		{
-			regexp.MustCompile(`(^|[\s.;,])\~(\S[^~\n]+)\~`),
-			"$1~~$2~~",
-		},
-		// single paragraph blockquote
-		// Slack converts > character to &gt;
-		{
-			regexp.MustCompile(`(?sm)^&gt;`),
-			">",
-		},
-	}
-	for _, rule := range regexReplaceAllString {
-		text = rule.regex.ReplaceAllString(text, rule.rpl)
-	}
-	return text
-}
-
-func (b *Bslack) replaceCodeFence(text string) string {
-	return codeFenceRE.ReplaceAllString(text, "```")
-}
-
-// getUsersInConversation returns an array of userIDs that are members of channelID
-func (b *Bslack) getUsersInConversation(channelID string) ([]string, error) {
-	channelMembers := []string{}
-	for {
-		queryParams := &slack.GetUsersInConversationParameters{
-			ChannelID: channelID,
-		}
-
-		members, nextCursor, err := b.sc.GetUsersInConversation(queryParams)
-		if err != nil {
-			if err = handleRateLimit(b.Log, err); err != nil {
-				return channelMembers, fmt.Errorf("Could not retrieve users in channels: %#v", err)
-			}
-			continue
-		}
-
-		channelMembers = append(channelMembers, members...)
-
-		if nextCursor == "" {
-			break
-		}
-		queryParams.Cursor = nextCursor
-	}
-	return channelMembers, nil
-}
-
-func handleRateLimit(log *logrus.Entry, err error) error {
+func (b *Bslack) handleRateLimit(err error) error {
 	rateLimit, ok := err.(*slack.RateLimitedError)
 	if !ok {
 		return err
 	}
-	log.Infof("Rate-limited by Slack. Sleeping for %v", rateLimit.RetryAfter)
+	b.Log.Infof("Rate-limited by Slack. Sleeping for %v", rateLimit.RetryAfter)
 	time.Sleep(rateLimit.RetryAfter)
 	return nil
 }

bridge/slack/helpers_test.go

@@ -1,36 +0,0 @@
-package bslack
-
-import (
-	"io/ioutil"
-	"testing"
-
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/sirupsen/logrus"
-	"github.com/stretchr/testify/assert"
-)
-
-func TestExtractTopicOrPurpose(t *testing.T) {
-	testcases := map[string]struct {
-		input          string
-		wantChangeType string
-		wantOutput     string
-	}{
-		"success - topic type":   {"@someone set channel topic: foo bar", "topic", "foo bar"},
-		"success - purpose type": {"@someone set channel purpose: foo bar", "purpose", "foo bar"},
-		"success - one line":     {"@someone set channel topic: foo bar", "topic", "foo bar"},
-		"success - multi-line":   {"@someone set channel topic: foo\nbar", "topic", "foo\nbar"},
-		"success - cleared":      {"@someone cleared channel topic", "topic", ""},
-		"error - unhandled":      {"some unmatched message", "unknown", ""},
-	}
-
-	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
-	cfg := &bridge.Config{Bridge: &bridge.Bridge{Log: logrus.NewEntry(logger)}}
-	b := newBridge(cfg)
-	for name, tc := range testcases {
-		gotChangeType, gotOutput := b.extractTopicOrPurpose(tc.input)
-
-		assert.Equalf(t, tc.wantChangeType, gotChangeType, "This testcase failed: %s", name)
-		assert.Equalf(t, tc.wantOutput, gotOutput, "This testcase failed: %s", name)
-	}
-}

bridge/slack/legacy.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/matterhook"
-	"github.com/slack-go/slack"
+	"github.com/nlopes/slack"
 )
 
 type BLegacy struct {
@@ -13,9 +13,7 @@ type BLegacy struct {
 }
 
 func NewLegacy(cfg *bridge.Config) bridge.Bridger {
-	b := &BLegacy{Bslack: newBridge(cfg)}
-	b.legacy = true
-	return b
+	return &BLegacy{Bslack: newBridge(cfg)}
 }
 
 func (b *BLegacy) Connect() error {
@@ -57,18 +55,14 @@ func (b *BLegacy) Connect() error {
 		})
 		if b.GetString(tokenConfig) != "" {
 			b.Log.Info("Connecting using token (receiving)")
-			b.sc = slack.New(b.GetString(tokenConfig), slack.OptionDebug(b.GetBool("debug")))
-			b.channels = newChannelManager(b.Log, b.sc)
-			b.users = newUserManager(b.Log, b.sc)
+			b.sc = slack.New(b.GetString(tokenConfig))
 			b.rtm = b.sc.NewRTM()
 			go b.rtm.ManageConnection()
 			go b.handleSlack()
 		}
 	} else if b.GetString(tokenConfig) != "" {
 		b.Log.Info("Connecting using token (sending and receiving)")
-		b.sc = slack.New(b.GetString(tokenConfig), slack.OptionDebug(b.GetBool("debug")))
-		b.channels = newChannelManager(b.Log, b.sc)
-		b.users = newUserManager(b.Log, b.sc)
+		b.sc = slack.New(b.GetString(tokenConfig))
 		b.rtm = b.sc.NewRTM()
 		go b.rtm.ManageConnection()
 		go b.handleSlack()

bridge/slack/slack.go

@@ -12,9 +12,9 @@ import (
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
 	"github.com/42wim/matterbridge/matterhook"
-	lru "github.com/hashicorp/golang-lru"
+	"github.com/hashicorp/golang-lru"
+	"github.com/nlopes/slack"
 	"github.com/rs/xid"
-	"github.com/slack-go/slack"
 )
 
 type Bslack struct {
@@ -30,13 +30,20 @@ type Bslack struct {
 	uuid         string
 	useChannelID bool
 
-	channels *channels
-	users    *users
-	legacy   bool
+	users      map[string]*slack.User
+	usersMutex sync.RWMutex
+
+	channelsByID   map[string]*slack.Channel
+	channelsByName map[string]*slack.Channel
+	channelsMutex  sync.RWMutex
+
+	refreshInProgress      bool
+	earliestChannelRefresh time.Time
+	earliestUserRefresh    time.Time
+	refreshMutex           sync.Mutex
 }
 
 const (
-	sHello           = "hello"
 	sChannelJoin     = "channel_join"
 	sChannelLeave    = "channel_leave"
 	sChannelJoined   = "channel_joined"
@@ -64,16 +71,20 @@ const (
 	editSuffixConfig      = "EditSuffix"
 	iconURLConfig         = "iconurl"
 	noSendJoinConfig      = "nosendjoinpart"
-	messageLength         = 3000
 )
 
 func New(cfg *bridge.Config) bridge.Bridger {
 	// Print a deprecation warning for legacy non-bot tokens (#527).
 	token := cfg.GetString(tokenConfig)
 	if token != "" && !strings.HasPrefix(token, "xoxb") {
-		cfg.Log.Warn("Non-bot token detected. It is STRONGLY recommended to use a proper bot-token instead.")
-		cfg.Log.Warn("Legacy tokens may be deprecated by Slack at short notice. See the Matterbridge GitHub wiki for a migration guide.")
-		cfg.Log.Warn("See https://github.com/42wim/matterbridge/wiki/Slack-bot-setup")
+		cfg.Log.Error("Non-bot token detected. It is STRONGLY recommended to use a proper bot-token instead.")
+		cfg.Log.Error("Legacy tokens may be deprecated by Slack at short notice. See the Matterbridge GitHub wiki for a migration guide.")
+		cfg.Log.Error("See https://github.com/42wim/matterbridge/wiki/Slack-bot-setup")
+		cfg.Log.Error("")
+		cfg.Log.Error("To continue using a legacy token please move your configuration to a \"slack-legacy\" bridge instead.")
+		cfg.Log.Error("See https://github.com/42wim/matterbridge/wiki/Section-Slack-(basic)#legacy-configuration)")
+		cfg.Log.Error("Delaying start of bridge by 30 seconds. Future Matterbridge release will fail here unless you use a \"slack-legacy\" bridge.")
+		time.Sleep(30 * time.Second)
 		return NewLegacy(cfg)
 	}
 	return newBridge(cfg)
@@ -85,9 +96,14 @@ func newBridge(cfg *bridge.Config) *Bslack {
 		cfg.Log.Fatalf("Could not create LRU cache for Slack bridge: %v", err)
 	}
 	b := &Bslack{
-		Config: cfg,
-		uuid:   xid.New().String(),
-		cache:  newCache,
+		Config:                 cfg,
+		uuid:                   xid.New().String(),
+		cache:                  newCache,
+		users:                  map[string]*slack.User{},
+		channelsByID:           map[string]*slack.Channel{},
+		channelsByName:         map[string]*slack.Channel{},
+		earliestChannelRefresh: time.Now(),
+		earliestUserRefresh:    time.Now(),
 	}
 	return b
 }
@@ -107,12 +123,7 @@ func (b *Bslack) Connect() error {
 	// If we have a token we use the Slack websocket-based RTM for both sending and receiving.
 	if token := b.GetString(tokenConfig); token != "" {
 		b.Log.Info("Connecting using token")
-
-		b.sc = slack.New(token, slack.OptionDebug(b.GetBool("Debug")))
-
-		b.channels = newChannelManager(b.Log, b.sc)
-		b.users = newUserManager(b.Log, b.sc)
-
+		b.sc = slack.New(token)
 		b.rtm = b.sc.NewRTM()
 		go b.rtm.ManageConnection()
 		go b.handleSlack()
@@ -154,21 +165,9 @@ func (b *Bslack) JoinChannel(channel config.ChannelInfo) error {
 		return nil
 	}
 
-	// try to join a channel when in legacy
-	if b.legacy {
-		_, err := b.sc.JoinChannel(channel.Name)
-		if err != nil {
-			switch err.Error() {
-			case "name_taken", "restricted_action":
-			case "default":
-				return err
-			}
-		}
-	}
+	b.populateChannels()
 
-	b.channels.populateChannels(false)
-
-	channelInfo, err := b.channels.getChannel(channel.Name)
+	channelInfo, err := b.getChannel(channel.Name)
 	if err != nil {
 		return fmt.Errorf("could not join channel: %#v", err)
 	}
@@ -178,8 +177,7 @@ func (b *Bslack) JoinChannel(channel config.ChannelInfo) error {
 		channel.Name = channelInfo.Name
 	}
 
-	// we can't join a channel unless we are using legacy tokens #651
-	if !channelInfo.IsMember && !b.legacy {
+	if !channelInfo.IsMember {
 		return fmt.Errorf("slack integration that matterbridge is using is not member of channel '%s', please add it manually", channelInfo.Name)
 	}
 	return nil
@@ -195,9 +193,6 @@ func (b *Bslack) Send(msg config.Message) (string, error) {
 		b.Log.Debugf("=> Receiving %#v", msg)
 	}
 
-	msg.Text = helper.ClipMessage(msg.Text, messageLength)
-	msg.Text = b.replaceCodeFence(msg.Text)
-
 	// Make a action /me of the message
 	if msg.Event == config.EventUserAction {
 		msg.Text = "_" + msg.Text + "_"
@@ -205,16 +200,16 @@ func (b *Bslack) Send(msg config.Message) (string, error) {
 
 	// Use webhook to send the message
 	if b.GetString(outgoingWebhookConfig) != "" {
-		return "", b.sendWebhook(msg)
+		return b.sendWebhook(msg)
 	}
 	return b.sendRTM(msg)
 }
 
 // sendWebhook uses the configured WebhookURL to send the message
-func (b *Bslack) sendWebhook(msg config.Message) error {
+func (b *Bslack) sendWebhook(msg config.Message) (string, error) {
 	// Skip events.
 	if msg.Event != "" {
-		return nil
+		return "", nil
 	}
 
 	if b.GetBool(useNickPrefixConfig) {
@@ -269,18 +264,13 @@ func (b *Bslack) sendWebhook(msg config.Message) error {
 	}
 	if err := b.mh.Send(matterMessage); err != nil {
 		b.Log.Errorf("Failed to send message via webhook: %#v", err)
-		return err
+		return "", err
 	}
-	return nil
+	return "", nil
 }
 
 func (b *Bslack) sendRTM(msg config.Message) (string, error) {
-	// Handle channelmember messages.
-	if handled := b.handleGetChannelMembers(&msg); handled {
-		return "", nil
-	}
-
-	channelInfo, err := b.channels.getChannel(msg.Channel)
+	channelInfo, err := b.getChannel(msg.Channel)
 	if err != nil {
 		return "", fmt.Errorf("could not send message: %v", err)
 	}
@@ -291,20 +281,8 @@ func (b *Bslack) sendRTM(msg config.Message) (string, error) {
 		return "", nil
 	}
 
-	var handled bool
-
-	// Handle topic/purpose updates.
-	if handled, err = b.handleTopicOrPurpose(&msg, channelInfo); handled {
-		return "", err
-	}
-
-	// Handle prefix hint for unthreaded messages.
-	if msg.ParentID == "msg-parent-not-found" {
-		msg.ParentID = ""
-		msg.Text = fmt.Sprintf("[thread]: %s", msg.Text)
-	}
-
 	// Handle message deletions.
+	var handled bool
 	if handled, err = b.deleteMessage(&msg, channelInfo); handled {
 		return msg.ID, err
 	}
@@ -319,13 +297,12 @@ func (b *Bslack) sendRTM(msg config.Message) (string, error) {
 		return msg.ID, err
 	}
 
+	messageParameters := b.prepareMessageParameters(&msg)
+
 	// Upload a file if it exists.
 	if msg.Extra != nil {
-		extraMsgs := helper.HandleExtra(&msg, b.General)
-		for i := range extraMsgs {
-			rmsg := &extraMsgs[i]
-			rmsg.Text = rmsg.Username + rmsg.Text
-			_, err = b.postMessage(rmsg, channelInfo)
+		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
+			_, _, err = b.rtm.PostMessage(channelInfo.ID, rmsg.Username+rmsg.Text, *messageParameters)
 			if err != nil {
 				b.Log.Error(err)
 			}
@@ -335,50 +312,7 @@ func (b *Bslack) sendRTM(msg config.Message) (string, error) {
 	}
 
 	// Post message.
-	return b.postMessage(&msg, channelInfo)
-}
-
-func (b *Bslack) updateTopicOrPurpose(msg *config.Message, channelInfo *slack.Channel) error {
-	var updateFunc func(channelID string, value string) (*slack.Channel, error)
-
-	incomingChangeType, text := b.extractTopicOrPurpose(msg.Text)
-	switch incomingChangeType {
-	case "topic":
-		updateFunc = b.rtm.SetTopicOfConversation
-	case "purpose":
-		updateFunc = b.rtm.SetPurposeOfConversation
-	default:
-		b.Log.Errorf("Unhandled type received from extractTopicOrPurpose: %s", incomingChangeType)
-		return nil
-	}
-	for {
-		_, err := updateFunc(channelInfo.ID, text)
-		if err == nil {
-			return nil
-		}
-		if err = handleRateLimit(b.Log, err); err != nil {
-			return err
-		}
-	}
-}
-
-// handles updating topic/purpose and determining whether to further propagate update messages.
-func (b *Bslack) handleTopicOrPurpose(msg *config.Message, channelInfo *slack.Channel) (bool, error) {
-	if msg.Event != config.EventTopicChange {
-		return false, nil
-	}
-
-	if b.GetBool("SyncTopic") {
-		return true, b.updateTopicOrPurpose(msg, channelInfo)
-	}
-
-	// Pass along to normal message handlers.
-	if b.GetBool("ShowTopicChange") {
-		return false, nil
-	}
-
-	// Swallow message as handled no-op.
-	return true, nil
+	return b.postMessage(&msg, messageParameters, channelInfo)
 }
 
 func (b *Bslack) deleteMessage(msg *config.Message, channelInfo *slack.Channel) (bool, error) {
@@ -397,7 +331,7 @@ func (b *Bslack) deleteMessage(msg *config.Message, channelInfo *slack.Channel)
 			return true, nil
 		}
 
-		if err = handleRateLimit(b.Log, err); err != nil {
+		if err = b.handleRateLimit(err); err != nil {
 			b.Log.Errorf("Failed to delete user message from Slack: %#v", err)
 			return true, err
 		}
@@ -408,33 +342,32 @@ func (b *Bslack) editMessage(msg *config.Message, channelInfo *slack.Channel) (b
 	if msg.ID == "" {
 		return false, nil
 	}
-	messageOptions := b.prepareMessageOptions(msg)
+
 	for {
-		_, _, _, err := b.rtm.UpdateMessage(channelInfo.ID, msg.ID, messageOptions...)
+		_, _, _, err := b.rtm.UpdateMessage(channelInfo.ID, msg.ID, msg.Text)
 		if err == nil {
 			return true, nil
 		}
 
-		if err = handleRateLimit(b.Log, err); err != nil {
+		if err = b.handleRateLimit(err); err != nil {
 			b.Log.Errorf("Failed to edit user message on Slack: %#v", err)
 			return true, err
 		}
 	}
 }
 
-func (b *Bslack) postMessage(msg *config.Message, channelInfo *slack.Channel) (string, error) {
+func (b *Bslack) postMessage(msg *config.Message, messageParameters *slack.PostMessageParameters, channelInfo *slack.Channel) (string, error) {
 	// don't post empty messages
 	if msg.Text == "" {
 		return "", nil
 	}
-	messageOptions := b.prepareMessageOptions(msg)
 	for {
-		_, id, err := b.rtm.PostMessage(channelInfo.ID, messageOptions...)
+		_, id, err := b.rtm.PostMessage(channelInfo.ID, msg.Text, *messageParameters)
 		if err == nil {
 			return id, nil
 		}
 
-		if err = handleRateLimit(b.Log, err); err != nil {
+		if err = b.handleRateLimit(err); err != nil {
 			b.Log.Errorf("Failed to sent user message to Slack: %#v", err)
 			return "", err
 		}
@@ -479,7 +412,7 @@ func (b *Bslack) uploadFile(msg *config.Message, channelID string) {
 	}
 }
 
-func (b *Bslack) prepareMessageOptions(msg *config.Message) []slack.MsgOption {
+func (b *Bslack) prepareMessageParameters(msg *config.Message) *slack.PostMessageParameters {
 	params := slack.NewPostMessageParameters()
 	if b.GetBool(useNickPrefixConfig) {
 		params.AsUser = true
@@ -491,34 +424,17 @@ func (b *Bslack) prepareMessageOptions(msg *config.Message) []slack.MsgOption {
 	if msg.Avatar != "" {
 		params.IconURL = msg.Avatar
 	}
-
-	var attachments []slack.Attachment
+	// add a callback ID so we can see we created it
+	params.Attachments = append(params.Attachments, slack.Attachment{CallbackID: "matterbridge_" + b.uuid})
 	// add file attachments
-	attachments = append(attachments, b.createAttach(msg.Extra)...)
+	params.Attachments = append(params.Attachments, b.createAttach(msg.Extra)...)
 	// add slack attachments (from another slack bridge)
 	if msg.Extra != nil {
 		for _, attach := range msg.Extra[sSlackAttachment] {
-			attachments = append(attachments, attach.([]slack.Attachment)...)
+			params.Attachments = append(params.Attachments, attach.([]slack.Attachment)...)
 		}
 	}
-
-	var opts []slack.MsgOption
-	opts = append(opts,
-		// provide regular text field (fallback used in Slack notifications, etc.)
-		slack.MsgOptionText(msg.Text, false),
-
-		// add a callback ID so we can see we created it
-		slack.MsgOptionBlocks(slack.NewSectionBlock(
-			slack.NewTextBlockObject(slack.MarkdownType, msg.Text, false, false),
-			nil, nil,
-			slack.SectionBlockOptionBlockID("matterbridge_"+b.uuid),
-		)),
-
-		slack.MsgOptionEnableLinkUnfurl(),
-	)
-	opts = append(opts, slack.MsgOptionAttachments(attachments...))
-	opts = append(opts, slack.MsgOptionPostMessageParameters(params))
-	return opts
+	return &params
 }
 
 func (b *Bslack) createAttach(extra map[string][]interface{}) []slack.Attachment {

bridge/slack/users_channels.go

@@ -1,336 +0,0 @@
-package bslack
-
-import (
-	"context"
-	"fmt"
-	"strings"
-	"sync"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/sirupsen/logrus"
-	"github.com/slack-go/slack"
-)
-
-const minimumRefreshInterval = 10 * time.Second
-
-type users struct {
-	log *logrus.Entry
-	sc  *slack.Client
-
-	users           map[string]*slack.User
-	usersMutex      sync.RWMutex
-	usersSyncPoints map[string]chan struct{}
-
-	refreshInProgress bool
-	earliestRefresh   time.Time
-	refreshMutex      sync.Mutex
-}
-
-func newUserManager(log *logrus.Entry, sc *slack.Client) *users {
-	return &users{
-		log:             log,
-		sc:              sc,
-		users:           make(map[string]*slack.User),
-		usersSyncPoints: make(map[string]chan struct{}),
-		earliestRefresh: time.Now(),
-	}
-}
-
-func (b *users) getUser(id string) *slack.User {
-	b.usersMutex.RLock()
-	user, ok := b.users[id]
-	b.usersMutex.RUnlock()
-	if ok {
-		return user
-	}
-	b.populateUser(id)
-	b.usersMutex.RLock()
-	defer b.usersMutex.RUnlock()
-
-	return b.users[id]
-}
-
-func (b *users) getUsername(id string) string {
-	if user := b.getUser(id); user != nil {
-		if user.Profile.DisplayName != "" {
-			return user.Profile.DisplayName
-		}
-		return user.Name
-	}
-	b.log.Warnf("Could not find user with ID '%s'", id)
-	return ""
-}
-
-func (b *users) getAvatar(id string) string {
-	if user := b.getUser(id); user != nil {
-		return user.Profile.Image48
-	}
-	return ""
-}
-
-func (b *users) populateUser(userID string) {
-	for {
-		b.usersMutex.Lock()
-		_, exists := b.users[userID]
-		if exists {
-			// already in cache
-			b.usersMutex.Unlock()
-			return
-		}
-
-		if syncPoint, ok := b.usersSyncPoints[userID]; ok {
-			// Another goroutine is already populating this user for us so wait on it to finish.
-			b.usersMutex.Unlock()
-			<-syncPoint
-			// We do not return and iterate again to check that the entry does indeed exist
-			// in case the previous query failed for some reason.
-		} else {
-			b.usersSyncPoints[userID] = make(chan struct{})
-			defer func() {
-				// Wake up any waiting goroutines and remove the synchronization point.
-				close(b.usersSyncPoints[userID])
-				delete(b.usersSyncPoints, userID)
-			}()
-			break
-		}
-	}
-
-	// Do not hold the lock while fetching information from Slack
-	// as this might take an unbounded amount of time.
-	b.usersMutex.Unlock()
-
-	user, err := b.sc.GetUserInfo(userID)
-	if err != nil {
-		b.log.Debugf("GetUserInfo failed for %v: %v", userID, err)
-		return
-	}
-
-	b.usersMutex.Lock()
-	defer b.usersMutex.Unlock()
-
-	// Register user information.
-	b.users[userID] = user
-}
-
-func (b *users) populateUsers(wait bool) {
-	b.refreshMutex.Lock()
-	if !wait && (time.Now().Before(b.earliestRefresh) || b.refreshInProgress) {
-		b.log.Debugf("Not refreshing user list as it was done less than %v ago.", minimumRefreshInterval)
-		b.refreshMutex.Unlock()
-
-		return
-	}
-	for b.refreshInProgress {
-		b.refreshMutex.Unlock()
-		time.Sleep(time.Second)
-		b.refreshMutex.Lock()
-	}
-	b.refreshInProgress = true
-	b.refreshMutex.Unlock()
-
-	newUsers := map[string]*slack.User{}
-	pagination := b.sc.GetUsersPaginated(slack.GetUsersOptionLimit(200))
-	count := 0
-	for {
-		var err error
-		pagination, err = pagination.Next(context.Background())
-		time.Sleep(time.Second)
-		if err != nil {
-			if pagination.Done(err) {
-				break
-			}
-
-			if err = handleRateLimit(b.log, err); err != nil {
-				b.log.Errorf("Could not retrieve users: %#v", err)
-				return
-			}
-			continue
-		}
-
-		for i := range pagination.Users {
-			newUsers[pagination.Users[i].ID] = &pagination.Users[i]
-		}
-		b.log.Debugf("getting %d users", len(pagination.Users))
-		count++
-		// more > 2000 users, slack will complain and ratelimit. break
-		if count > 10 {
-			b.log.Info("Large slack detected > 2000 users, skipping loading complete userlist.")
-			break
-		}
-	}
-
-	b.usersMutex.Lock()
-	defer b.usersMutex.Unlock()
-	b.users = newUsers
-
-	b.refreshMutex.Lock()
-	defer b.refreshMutex.Unlock()
-	b.earliestRefresh = time.Now().Add(minimumRefreshInterval)
-	b.refreshInProgress = false
-}
-
-type channels struct {
-	log *logrus.Entry
-	sc  *slack.Client
-
-	channelsByID   map[string]*slack.Channel
-	channelsByName map[string]*slack.Channel
-	channelsMutex  sync.RWMutex
-
-	channelMembers      map[string][]string
-	channelMembersMutex sync.RWMutex
-
-	refreshInProgress bool
-	earliestRefresh   time.Time
-	refreshMutex      sync.Mutex
-}
-
-func newChannelManager(log *logrus.Entry, sc *slack.Client) *channels {
-	return &channels{
-		log:             log,
-		sc:              sc,
-		channelsByID:    make(map[string]*slack.Channel),
-		channelsByName:  make(map[string]*slack.Channel),
-		earliestRefresh: time.Now(),
-	}
-}
-
-func (b *channels) getChannel(channel string) (*slack.Channel, error) {
-	if strings.HasPrefix(channel, "ID:") {
-		return b.getChannelByID(strings.TrimPrefix(channel, "ID:"))
-	}
-	return b.getChannelByName(channel)
-}
-
-func (b *channels) getChannelByName(name string) (*slack.Channel, error) {
-	return b.getChannelBy(name, b.channelsByName)
-}
-
-func (b *channels) getChannelByID(id string) (*slack.Channel, error) {
-	return b.getChannelBy(id, b.channelsByID)
-}
-
-func (b *channels) getChannelBy(lookupKey string, lookupMap map[string]*slack.Channel) (*slack.Channel, error) {
-	b.channelsMutex.RLock()
-	defer b.channelsMutex.RUnlock()
-
-	if channel, ok := lookupMap[lookupKey]; ok {
-		return channel, nil
-	}
-	return nil, fmt.Errorf("channel %s not found", lookupKey)
-}
-
-func (b *channels) getChannelMembers(users *users) config.ChannelMembers {
-	b.channelMembersMutex.RLock()
-	defer b.channelMembersMutex.RUnlock()
-
-	membersInfo := config.ChannelMembers{}
-	for channelID, members := range b.channelMembers {
-		for _, member := range members {
-			channelName := ""
-			userName := ""
-			userNick := ""
-			user := users.getUser(member)
-			if user != nil {
-				userName = user.Name
-				userNick = user.Profile.DisplayName
-			}
-			channel, _ := b.getChannelByID(channelID)
-			if channel != nil {
-				channelName = channel.Name
-			}
-			memberInfo := config.ChannelMember{
-				Username:    userName,
-				Nick:        userNick,
-				UserID:      member,
-				ChannelID:   channelID,
-				ChannelName: channelName,
-			}
-			membersInfo = append(membersInfo, memberInfo)
-		}
-	}
-	return membersInfo
-}
-
-func (b *channels) registerChannel(channel slack.Channel) {
-	b.channelsMutex.Lock()
-	defer b.channelsMutex.Unlock()
-
-	b.channelsByID[channel.ID] = &channel
-	b.channelsByName[channel.Name] = &channel
-}
-
-func (b *channels) populateChannels(wait bool) {
-	b.refreshMutex.Lock()
-	if !wait && (time.Now().Before(b.earliestRefresh) || b.refreshInProgress) {
-		b.log.Debugf("Not refreshing channel list as it was done less than %v seconds ago.", minimumRefreshInterval)
-		b.refreshMutex.Unlock()
-		return
-	}
-	for b.refreshInProgress {
-		b.refreshMutex.Unlock()
-		time.Sleep(time.Second)
-		b.refreshMutex.Lock()
-	}
-	b.refreshInProgress = true
-	b.refreshMutex.Unlock()
-
-	newChannelsByID := map[string]*slack.Channel{}
-	newChannelsByName := map[string]*slack.Channel{}
-	newChannelMembers := make(map[string][]string)
-
-	// We only retrieve public and private channels, not IMs
-	// and MPIMs as those do not have a channel name.
-	queryParams := &slack.GetConversationsParameters{
-		ExcludeArchived: "true",
-		Types:           []string{"public_channel,private_channel"},
-	}
-	for {
-		channels, nextCursor, err := b.sc.GetConversations(queryParams)
-		if err != nil {
-			if err = handleRateLimit(b.log, err); err != nil {
-				b.log.Errorf("Could not retrieve channels: %#v", err)
-				return
-			}
-			continue
-		}
-
-		for i := range channels {
-			newChannelsByID[channels[i].ID] = &channels[i]
-			newChannelsByName[channels[i].Name] = &channels[i]
-			// also find all the members in every channel
-			// comment for now, issues on big slacks
-			/*
-				members, err := b.getUsersInConversation(channels[i].ID)
-				if err != nil {
-					if err = b.handleRateLimit(err); err != nil {
-						b.Log.Errorf("Could not retrieve channel members: %#v", err)
-						return
-					}
-					continue
-				}
-				newChannelMembers[channels[i].ID] = members
-			*/
-		}
-
-		if nextCursor == "" {
-			break
-		}
-		queryParams.Cursor = nextCursor
-	}
-
-	b.channelsMutex.Lock()
-	defer b.channelsMutex.Unlock()
-	b.channelsByID = newChannelsByID
-	b.channelsByName = newChannelsByName
-
-	b.channelMembersMutex.Lock()
-	defer b.channelMembersMutex.Unlock()
-	b.channelMembers = newChannelMembers
-
-	b.refreshMutex.Lock()
-	defer b.refreshMutex.Unlock()
-	b.earliestRefresh = time.Now().Add(minimumRefreshInterval)
-	b.refreshInProgress = false
-}

bridge/sshchat/sshchat.go

@@ -9,6 +9,7 @@ import (
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
 	"github.com/shazow/ssh-chat/sshd"
+	log "github.com/sirupsen/logrus"
 )
 
 type Bsshchat struct {
@@ -22,35 +23,21 @@ func New(cfg *bridge.Config) bridge.Bridger {
 }
 
 func (b *Bsshchat) Connect() error {
+	var err error
 	b.Log.Infof("Connecting %s", b.GetString("Server"))
-
-	// connHandler will be called by 'sshd.ConnectShell()' below
-	// once the connection is established in order to handle it.
-	connErr := make(chan error, 1) // Needs to be buffered.
-	connSignal := make(chan struct{})
-	connHandler := func(r io.Reader, w io.WriteCloser) error {
-		b.r = bufio.NewScanner(r)
-		b.r.Scan()
-		b.w = w
-		if _, err := b.w.Write([]byte("/theme mono\r\n/quiet\r\n")); err != nil {
-			return err
-		}
-		close(connSignal) // Connection is established so we can signal the success.
-		return b.handleSSHChat()
-	}
-
 	go func() {
-		// As a successful connection will result in this returning after the Connection
-		// method has already returned point we NEED to have a buffered channel to still
-		// be able to write.
-		connErr <- sshd.ConnectShell(b.GetString("Server"), b.GetString("Nick"), connHandler)
+		err = sshd.ConnectShell(b.GetString("Server"), b.GetString("Nick"), func(r io.Reader, w io.WriteCloser) error {
+			b.r = bufio.NewScanner(r)
+			b.w = w
+			b.r.Scan()
+			w.Write([]byte("/theme mono\r\n"))
+			b.handleSSHChat()
+			return nil
+		})
 	}()
-
-	select {
-	case err := <-connErr:
-		b.Log.Error("Connection failed")
+	if err != nil {
+		b.Log.Debugf("%#v", err)
 		return err
-	case <-connSignal:
 	}
 	b.Log.Info("Connection succeeded")
 	return nil
@@ -72,16 +59,27 @@ func (b *Bsshchat) Send(msg config.Message) (string, error) {
 	b.Log.Debugf("=> Receiving %#v", msg)
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			if _, err := b.w.Write([]byte(rmsg.Username + rmsg.Text + "\r\n")); err != nil {
-				b.Log.Errorf("Could not send extra message: %#v", err)
-			}
+			b.w.Write([]byte(rmsg.Username + rmsg.Text + "\r\n"))
 		}
 		if len(msg.Extra["file"]) > 0 {
-			return b.handleUploadFile(&msg)
+			for _, f := range msg.Extra["file"] {
+				fi := f.(config.FileInfo)
+				if fi.Comment != "" {
+					msg.Text += fi.Comment + ": "
+				}
+				if fi.URL != "" {
+					msg.Text = fi.URL
+					if fi.Comment != "" {
+						msg.Text = fi.Comment + ": " + fi.URL
+					}
+				}
+				b.w.Write([]byte(msg.Username + msg.Text))
+			}
+			return "", nil
 		}
 	}
-	_, err := b.w.Write([]byte(msg.Username + msg.Text + "\r\n"))
-	return "", err
+	b.w.Write([]byte(msg.Username + msg.Text + "\r\n"))
+	return "", nil
 }
 
 /*
@@ -127,43 +125,17 @@ func (b *Bsshchat) handleSSHChat() error {
 			if !strings.Contains(b.r.Text(), "\033[K") {
 				continue
 			}
-			if strings.Contains(b.r.Text(), "Rate limiting is in effect") {
-				continue
-			}
-			// skip our own messages
-			if !strings.HasPrefix(b.r.Text(), "["+b.GetString("Nick")+"] \x1b") {
-				continue
-			}
 			res := strings.Split(stripPrompt(b.r.Text()), ":")
 			if res[0] == "-> Set theme" {
 				wait = false
-				b.Log.Debugf("mono found, allowing")
+				log.Debugf("mono found, allowing")
 				continue
 			}
 			if !wait {
 				b.Log.Debugf("<= Message %#v", res)
-				rmsg := config.Message{Username: res[0], Text: strings.TrimSpace(strings.Join(res[1:], ":")), Channel: "sshchat", Account: b.Account, UserID: "nick"}
+				rmsg := config.Message{Username: res[0], Text: strings.Join(res[1:], ":"), Channel: "sshchat", Account: b.Account, UserID: "nick"}
 				b.Remote <- rmsg
 			}
 		}
 	}
 }
-
-func (b *Bsshchat) handleUploadFile(msg *config.Message) (string, error) {
-	for _, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		if fi.Comment != "" {
-			msg.Text += fi.Comment + ": "
-		}
-		if fi.URL != "" {
-			msg.Text = fi.URL
-			if fi.Comment != "" {
-				msg.Text = fi.Comment + ": " + fi.URL
-			}
-		}
-		if _, err := b.w.Write([]byte(msg.Username + msg.Text + "\r\n")); err != nil {
-			b.Log.Errorf("Could not send file message: %#v", err)
-		}
-	}
-	return "", nil
-}

bridge/steam/handlers.go

@@ -1,126 +0,0 @@
-package bsteam
-
-import (
-	"fmt"
-	"strconv"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/Philipp15b/go-steam"
-	"github.com/Philipp15b/go-steam/protocol/steamlang"
-)
-
-func (b *Bsteam) handleChatMsg(e *steam.ChatMsgEvent) {
-	b.Log.Debugf("Receiving ChatMsgEvent: %#v", e)
-	b.Log.Debugf("<= Sending message from %s on %s to gateway", b.getNick(e.ChatterId), b.Account)
-	var channel int64
-	if e.ChatRoomId == 0 {
-		channel = int64(e.ChatterId)
-	} else {
-		// for some reason we have to remove 0x18000000000000
-		// TODO
-		// https://github.com/42wim/matterbridge/pull/630#discussion_r238102751
-		// channel = int64(e.ChatRoomId) & 0xfffffffffffff
-		channel = int64(e.ChatRoomId) - 0x18000000000000
-	}
-	msg := config.Message{
-		Username: b.getNick(e.ChatterId),
-		Text:     e.Message,
-		Channel:  strconv.FormatInt(channel, 10),
-		Account:  b.Account,
-		UserID:   strconv.FormatInt(int64(e.ChatterId), 10),
-	}
-	b.Remote <- msg
-}
-
-func (b *Bsteam) handleEvents() {
-	myLoginInfo := &steam.LogOnDetails{
-		Username: b.GetString("Login"),
-		Password: b.GetString("Password"),
-		AuthCode: b.GetString("AuthCode"),
-	}
-	// TODO Attempt to read existing auth hash to avoid steam guard.
-	// Maybe works
-	//myLoginInfo.SentryFileHash, _ = ioutil.ReadFile("sentry")
-	for event := range b.c.Events() {
-		switch e := event.(type) {
-		case *steam.ChatMsgEvent:
-			b.handleChatMsg(e)
-		case *steam.PersonaStateEvent:
-			b.Log.Debugf("PersonaStateEvent: %#v\n", e)
-			b.Lock()
-			b.userMap[e.FriendId] = e.Name
-			b.Unlock()
-		case *steam.ConnectedEvent:
-			b.c.Auth.LogOn(myLoginInfo)
-		case *steam.MachineAuthUpdateEvent:
-		// TODO sentry files for 2 auth
-		/*
-			b.Log.Info("authupdate", e)
-			b.Log.Info("hash", e.Hash)
-			ioutil.WriteFile("sentry", e.Hash, 0666)
-		*/
-		case *steam.LogOnFailedEvent:
-			b.Log.Info("Logon failed", e)
-			err := b.handleLogOnFailed(e, myLoginInfo)
-			if err != nil {
-				b.Log.Error(err)
-				return
-			}
-		case *steam.LoggedOnEvent:
-			b.Log.Debugf("LoggedOnEvent: %#v", e)
-			b.connected <- struct{}{}
-			b.Log.Debugf("setting online")
-			b.c.Social.SetPersonaState(steamlang.EPersonaState_Online)
-		case *steam.DisconnectedEvent:
-			b.Log.Info("Disconnected")
-			b.Log.Info("Attempting to reconnect...")
-			b.c.Connect()
-		case steam.FatalErrorEvent:
-			b.Log.Errorf("steam FatalErrorEvent: %#v", e)
-		default:
-			b.Log.Debugf("unknown event %#v", e)
-		}
-	}
-}
-
-func (b *Bsteam) handleLogOnFailed(e *steam.LogOnFailedEvent, myLoginInfo *steam.LogOnDetails) error {
-	switch e.Result {
-	case steamlang.EResult_AccountLoginDeniedNeedTwoFactor:
-		b.Log.Info("Steam guard isn't letting me in! Enter 2FA code:")
-		var code string
-		fmt.Scanf("%s", &code)
-		// TODO https://github.com/42wim/matterbridge/pull/630#discussion_r238103978
-		myLoginInfo.TwoFactorCode = code
-	case steamlang.EResult_AccountLogonDenied:
-		b.Log.Info("Steam guard isn't letting me in! Enter auth code:")
-		var code string
-		fmt.Scanf("%s", &code)
-		// TODO https://github.com/42wim/matterbridge/pull/630#discussion_r238103978
-		myLoginInfo.AuthCode = code
-	case steamlang.EResult_InvalidLoginAuthCode:
-		return fmt.Errorf("Steam guard: invalid login auth code: %#v ", e.Result)
-	default:
-		return fmt.Errorf("LogOnFailedEvent: %#v ", e.Result)
-		// TODO: Handle EResult_InvalidLoginAuthCode
-	}
-	return nil
-}
-
-// handleFileInfo handles config.FileInfo and adds correct file comment or URL to msg.Text.
-// Returns error if cast fails.
-func (b *Bsteam) handleFileInfo(msg *config.Message, f interface{}) error {
-	if _, ok := f.(config.FileInfo); !ok {
-		return fmt.Errorf("handleFileInfo cast failed %#v", f)
-	}
-	fi := f.(config.FileInfo)
-	if fi.Comment != "" {
-		msg.Text += fi.Comment + ": "
-	}
-	if fi.URL != "" {
-		msg.Text = fi.URL
-		if fi.Comment != "" {
-			msg.Text = fi.Comment + ": " + fi.URL
-		}
-	}
-	return nil
-}

bridge/steam/steam.go

@@ -2,6 +2,7 @@ package bsteam
 
 import (
 	"fmt"
+	"strconv"
 	"sync"
 	"time"
 
@@ -72,13 +73,22 @@ func (b *Bsteam) Send(msg config.Message) (string, error) {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
 			b.c.Social.SendMessage(id, steamlang.EChatEntryType_ChatMsg, rmsg.Username+rmsg.Text)
 		}
-		for i := range msg.Extra["file"] {
-			if err := b.handleFileInfo(&msg, msg.Extra["file"][i]); err != nil {
-				b.Log.Error(err)
+		if len(msg.Extra["file"]) > 0 {
+			for _, f := range msg.Extra["file"] {
+				fi := f.(config.FileInfo)
+				if fi.Comment != "" {
+					msg.Text += fi.Comment + ": "
+				}
+				if fi.URL != "" {
+					msg.Text = fi.URL
+					if fi.Comment != "" {
+						msg.Text = fi.Comment + ": " + fi.URL
+					}
+				}
+				b.c.Social.SendMessage(id, steamlang.EChatEntryType_ChatMsg, msg.Username+msg.Text)
 			}
-			b.c.Social.SendMessage(id, steamlang.EChatEntryType_ChatMsg, msg.Username+msg.Text)
+			return "", nil
 		}
-		return "", nil
 	}
 
 	b.c.Social.SendMessage(id, steamlang.EChatEntryType_ChatMsg, msg.Username+msg.Text)
@@ -93,3 +103,78 @@ func (b *Bsteam) getNick(id steamid.SteamId) string {
 	}
 	return "unknown"
 }
+
+func (b *Bsteam) handleEvents() {
+	myLoginInfo := new(steam.LogOnDetails)
+	myLoginInfo.Username = b.GetString("Login")
+	myLoginInfo.Password = b.GetString("Password")
+	myLoginInfo.AuthCode = b.GetString("AuthCode")
+	// Attempt to read existing auth hash to avoid steam guard.
+	// Maybe works
+	//myLoginInfo.SentryFileHash, _ = ioutil.ReadFile("sentry")
+	for event := range b.c.Events() {
+		//b.Log.Info(event)
+		switch e := event.(type) {
+		case *steam.ChatMsgEvent:
+			b.Log.Debugf("Receiving ChatMsgEvent: %#v", e)
+			b.Log.Debugf("<= Sending message from %s on %s to gateway", b.getNick(e.ChatterId), b.Account)
+			var channel int64
+			if e.ChatRoomId == 0 {
+				channel = int64(e.ChatterId)
+			} else {
+				// for some reason we have to remove 0x18000000000000
+				channel = int64(e.ChatRoomId) - 0x18000000000000
+			}
+			msg := config.Message{Username: b.getNick(e.ChatterId), Text: e.Message, Channel: strconv.FormatInt(channel, 10), Account: b.Account, UserID: strconv.FormatInt(int64(e.ChatterId), 10)}
+			b.Remote <- msg
+		case *steam.PersonaStateEvent:
+			b.Log.Debugf("PersonaStateEvent: %#v\n", e)
+			b.Lock()
+			b.userMap[e.FriendId] = e.Name
+			b.Unlock()
+		case *steam.ConnectedEvent:
+			b.c.Auth.LogOn(myLoginInfo)
+		case *steam.MachineAuthUpdateEvent:
+			/*
+				b.Log.Info("authupdate", e)
+				b.Log.Info("hash", e.Hash)
+				ioutil.WriteFile("sentry", e.Hash, 0666)
+			*/
+		case *steam.LogOnFailedEvent:
+			b.Log.Info("Logon failed", e)
+			switch e.Result {
+			case steamlang.EResult_AccountLogonDeniedNeedTwoFactorCode:
+				{
+					b.Log.Info("Steam guard isn't letting me in! Enter 2FA code:")
+					var code string
+					fmt.Scanf("%s", &code)
+					myLoginInfo.TwoFactorCode = code
+				}
+			case steamlang.EResult_AccountLogonDenied:
+				{
+					b.Log.Info("Steam guard isn't letting me in! Enter auth code:")
+					var code string
+					fmt.Scanf("%s", &code)
+					myLoginInfo.AuthCode = code
+				}
+			default:
+				b.Log.Errorf("LogOnFailedEvent: %#v ", e.Result)
+				// TODO: Handle EResult_InvalidLoginAuthCode
+				return
+			}
+		case *steam.LoggedOnEvent:
+			b.Log.Debugf("LoggedOnEvent: %#v", e)
+			b.connected <- struct{}{}
+			b.Log.Debugf("setting online")
+			b.c.Social.SetPersonaState(steamlang.EPersonaState_Online)
+		case *steam.DisconnectedEvent:
+			b.Log.Info("Disconnected")
+			b.Log.Info("Attempting to reconnect...")
+			b.c.Connect()
+		case steam.FatalErrorEvent:
+			b.Log.Error(e)
+		default:
+			b.Log.Debugf("unknown event %#v", e)
+		}
+	}
+}

bridge/telegram/handlers.go

@@ -1,396 +0,0 @@
-package btelegram
-
-import (
-	"html"
-	"regexp"
-	"strconv"
-	"strings"
-	"unicode/utf16"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
-)
-
-func (b *Btelegram) handleUpdate(rmsg *config.Message, message, posted, edited *tgbotapi.Message) *tgbotapi.Message {
-	// handle channels
-	if posted != nil {
-		message = posted
-		rmsg.Text = message.Text
-	}
-
-	// edited channel message
-	if edited != nil && !b.GetBool("EditDisable") {
-		message = edited
-		rmsg.Text = rmsg.Text + message.Text + b.GetString("EditSuffix")
-	}
-	return message
-}
-
-// handleChannels checks if it's a channel message and if the message is a new or edited messages
-func (b *Btelegram) handleChannels(rmsg *config.Message, message *tgbotapi.Message, update tgbotapi.Update) *tgbotapi.Message {
-	return b.handleUpdate(rmsg, message, update.ChannelPost, update.EditedChannelPost)
-}
-
-// handleGroups checks if it's a group message and if the message is a new or edited messages
-func (b *Btelegram) handleGroups(rmsg *config.Message, message *tgbotapi.Message, update tgbotapi.Update) *tgbotapi.Message {
-	return b.handleUpdate(rmsg, message, update.Message, update.EditedMessage)
-}
-
-// handleForwarded handles forwarded messages
-func (b *Btelegram) handleForwarded(rmsg *config.Message, message *tgbotapi.Message) {
-	if message.ForwardFrom != nil {
-		usernameForward := ""
-		if b.GetBool("UseFirstName") {
-			usernameForward = message.ForwardFrom.FirstName
-		}
-		if usernameForward == "" {
-			usernameForward = message.ForwardFrom.UserName
-			if usernameForward == "" {
-				usernameForward = message.ForwardFrom.FirstName
-			}
-		}
-		if usernameForward == "" {
-			usernameForward = unknownUser
-		}
-		rmsg.Text = "Forwarded from " + usernameForward + ": " + rmsg.Text
-	}
-}
-
-// handleQuoting handles quoting of previous messages
-func (b *Btelegram) handleQuoting(rmsg *config.Message, message *tgbotapi.Message) {
-	if message.ReplyToMessage != nil {
-		usernameReply := ""
-		if message.ReplyToMessage.From != nil {
-			if b.GetBool("UseFirstName") {
-				usernameReply = message.ReplyToMessage.From.FirstName
-			}
-			if usernameReply == "" {
-				usernameReply = message.ReplyToMessage.From.UserName
-				if usernameReply == "" {
-					usernameReply = message.ReplyToMessage.From.FirstName
-				}
-			}
-		}
-		if usernameReply == "" {
-			usernameReply = unknownUser
-		}
-		if !b.GetBool("QuoteDisable") {
-			rmsg.Text = b.handleQuote(rmsg.Text, usernameReply, message.ReplyToMessage.Text)
-		}
-	}
-}
-
-// handleUsername handles the correct setting of the username
-func (b *Btelegram) handleUsername(rmsg *config.Message, message *tgbotapi.Message) {
-	if message.From != nil {
-		rmsg.UserID = strconv.Itoa(message.From.ID)
-		if b.GetBool("UseFirstName") {
-			rmsg.Username = message.From.FirstName
-		}
-		if rmsg.Username == "" {
-			rmsg.Username = message.From.UserName
-			if rmsg.Username == "" {
-				rmsg.Username = message.From.FirstName
-			}
-		}
-		// only download avatars if we have a place to upload them (configured mediaserver)
-		if b.General.MediaServerUpload != "" || (b.General.MediaServerDownload != "" && b.General.MediaDownloadPath != "") {
-			b.handleDownloadAvatar(message.From.ID, rmsg.Channel)
-		}
-	}
-
-	// if we really didn't find a username, set it to unknown
-	if rmsg.Username == "" {
-		rmsg.Username = unknownUser
-	}
-}
-
-func (b *Btelegram) handleRecv(updates <-chan tgbotapi.Update) {
-	for update := range updates {
-		b.Log.Debugf("== Receiving event: %#v", update.Message)
-
-		if update.Message == nil && update.ChannelPost == nil &&
-			update.EditedMessage == nil && update.EditedChannelPost == nil {
-			b.Log.Error("Getting nil messages, this shouldn't happen.")
-			continue
-		}
-
-		var message *tgbotapi.Message
-
-		rmsg := config.Message{Account: b.Account, Extra: make(map[string][]interface{})}
-
-		// handle channels
-		message = b.handleChannels(&rmsg, message, update)
-
-		// handle groups
-		message = b.handleGroups(&rmsg, message, update)
-
-		if message == nil {
-			b.Log.Error("message is nil, this shouldn't happen.")
-			continue
-		}
-
-		// set the ID's from the channel or group message
-		rmsg.ID = strconv.Itoa(message.MessageID)
-		rmsg.Channel = strconv.FormatInt(message.Chat.ID, 10)
-
-		// handle username
-		b.handleUsername(&rmsg, message)
-
-		// handle any downloads
-		err := b.handleDownload(&rmsg, message)
-		if err != nil {
-			b.Log.Errorf("download failed: %s", err)
-		}
-
-		// handle forwarded messages
-		b.handleForwarded(&rmsg, message)
-
-		// quote the previous message
-		b.handleQuoting(&rmsg, message)
-
-		// handle entities (adding URLs)
-		b.handleEntities(&rmsg, message)
-
-		if rmsg.Text != "" || len(rmsg.Extra) > 0 {
-			rmsg.Text = helper.RemoveEmptyNewLines(rmsg.Text)
-			// channels don't have (always?) user information. see #410
-			if message.From != nil {
-				rmsg.Avatar = helper.GetAvatar(b.avatarMap, strconv.Itoa(message.From.ID), b.General)
-			}
-
-			b.Log.Debugf("<= Sending message from %s on %s to gateway", rmsg.Username, b.Account)
-			b.Log.Debugf("<= Message is %#v", rmsg)
-			b.Remote <- rmsg
-		}
-	}
-}
-
-// handleDownloadAvatar downloads the avatar of userid from channel
-// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
-// logs an error message if it fails
-func (b *Btelegram) handleDownloadAvatar(userid int, channel string) {
-	rmsg := config.Message{Username: "system",
-		Text:    "avatar",
-		Channel: channel,
-		Account: b.Account,
-		UserID:  strconv.Itoa(userid),
-		Event:   config.EventAvatarDownload,
-		Extra:   make(map[string][]interface{})}
-
-	if _, ok := b.avatarMap[strconv.Itoa(userid)]; !ok {
-		photos, err := b.c.GetUserProfilePhotos(tgbotapi.UserProfilePhotosConfig{UserID: userid, Limit: 1})
-		if err != nil {
-			b.Log.Errorf("Userprofile download failed for %#v %s", userid, err)
-		}
-
-		if len(photos.Photos) > 0 {
-			photo := photos.Photos[0][0]
-			url := b.getFileDirectURL(photo.FileID)
-			name := strconv.Itoa(userid) + ".png"
-			b.Log.Debugf("trying to download %#v fileid %#v with size %#v", name, photo.FileID, photo.FileSize)
-
-			err := helper.HandleDownloadSize(b.Log, &rmsg, name, int64(photo.FileSize), b.General)
-			if err != nil {
-				b.Log.Error(err)
-				return
-			}
-			data, err := helper.DownloadFile(url)
-			if err != nil {
-				b.Log.Errorf("download %s failed %#v", url, err)
-				return
-			}
-			helper.HandleDownloadData(b.Log, &rmsg, name, rmsg.Text, "", data, b.General)
-			b.Remote <- rmsg
-		}
-	}
-}
-
-// handleDownloadFile handles file download
-func (b *Btelegram) handleDownload(rmsg *config.Message, message *tgbotapi.Message) error {
-	size := 0
-	var url, name, text string
-	switch {
-	case message.Sticker != nil:
-		text, name, url = b.getDownloadInfo(message.Sticker.FileID, ".webp", true)
-		size = message.Sticker.FileSize
-	case message.Voice != nil:
-		text, name, url = b.getDownloadInfo(message.Voice.FileID, ".ogg", true)
-		size = message.Voice.FileSize
-	case message.Video != nil:
-		text, name, url = b.getDownloadInfo(message.Video.FileID, "", true)
-		size = message.Video.FileSize
-	case message.Audio != nil:
-		text, name, url = b.getDownloadInfo(message.Audio.FileID, "", true)
-		size = message.Audio.FileSize
-	case message.Document != nil:
-		_, _, url = b.getDownloadInfo(message.Document.FileID, "", false)
-		size = message.Document.FileSize
-		name = message.Document.FileName
-		text = " " + message.Document.FileName + " : " + url
-	case message.Photo != nil:
-		photos := *message.Photo
-		size = photos[len(photos)-1].FileSize
-		text, name, url = b.getDownloadInfo(photos[len(photos)-1].FileID, "", true)
-	}
-
-	// if name is empty we didn't match a thing to download
-	if name == "" {
-		return nil
-	}
-	// use the URL instead of native upload
-	if b.GetBool("UseInsecureURL") {
-		b.Log.Debugf("Setting message text to :%s", text)
-		rmsg.Text += text
-		return nil
-	}
-	// if we have a file attached, download it (in memory) and put a pointer to it in msg.Extra
-	err := helper.HandleDownloadSize(b.Log, rmsg, name, int64(size), b.General)
-	if err != nil {
-		return err
-	}
-	data, err := helper.DownloadFile(url)
-	if err != nil {
-		return err
-	}
-	if strings.HasSuffix(name, ".webp") && b.GetBool("MediaConvertWebPToPNG") {
-		b.Log.Debugf("WebP to PNG conversion enabled, converting %s", name)
-		err := helper.ConvertWebPToPNG(data)
-		if err != nil {
-			b.Log.Errorf("conversion failed: %s", err)
-		} else {
-			name = strings.Replace(name, ".webp", ".png", 1)
-		}
-	}
-	helper.HandleDownloadData(b.Log, rmsg, name, message.Caption, "", data, b.General)
-	return nil
-}
-
-func (b *Btelegram) getDownloadInfo(id string, suffix string, urlpart bool) (string, string, string) {
-	url := b.getFileDirectURL(id)
-	name := ""
-	if urlpart {
-		urlPart := strings.Split(url, "/")
-		name = urlPart[len(urlPart)-1]
-	}
-	if suffix != "" && !strings.HasSuffix(name, suffix) {
-		name += suffix
-	}
-	text := " " + url
-	return text, name, url
-}
-
-// handleDelete handles message deleting
-func (b *Btelegram) handleDelete(msg *config.Message, chatid int64) (string, error) {
-	if msg.ID == "" {
-		return "", nil
-	}
-	msgid, err := strconv.Atoi(msg.ID)
-	if err != nil {
-		return "", err
-	}
-	_, err = b.c.DeleteMessage(tgbotapi.DeleteMessageConfig{ChatID: chatid, MessageID: msgid})
-	return "", err
-}
-
-// handleEdit handles message editing.
-func (b *Btelegram) handleEdit(msg *config.Message, chatid int64) (string, error) {
-	msgid, err := strconv.Atoi(msg.ID)
-	if err != nil {
-		return "", err
-	}
-	if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
-		b.Log.Debug("Using mode HTML - nick only")
-		msg.Text = html.EscapeString(msg.Text)
-	}
-	m := tgbotapi.NewEditMessageText(chatid, msgid, msg.Username+msg.Text)
-	switch b.GetString("MessageFormat") {
-	case HTMLFormat:
-		b.Log.Debug("Using mode HTML")
-		m.ParseMode = tgbotapi.ModeHTML
-	case "Markdown":
-		b.Log.Debug("Using mode markdown")
-		m.ParseMode = tgbotapi.ModeMarkdown
-	}
-	if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
-		b.Log.Debug("Using mode HTML - nick only")
-		m.ParseMode = tgbotapi.ModeHTML
-	}
-	_, err = b.c.Send(m)
-	if err != nil {
-		return "", err
-	}
-	return "", nil
-}
-
-// handleUploadFile handles native upload of files
-func (b *Btelegram) handleUploadFile(msg *config.Message, chatid int64) string {
-	var c tgbotapi.Chattable
-	for _, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		file := tgbotapi.FileBytes{
-			Name:  fi.Name,
-			Bytes: *fi.Data,
-		}
-		re := regexp.MustCompile(".(jpg|png)$")
-		if re.MatchString(fi.Name) {
-			c = tgbotapi.NewPhotoUpload(chatid, file)
-		} else {
-			c = tgbotapi.NewDocumentUpload(chatid, file)
-		}
-		_, err := b.c.Send(c)
-		if err != nil {
-			b.Log.Errorf("file upload failed: %#v", err)
-		}
-		if fi.Comment != "" {
-			if _, err := b.sendMessage(chatid, msg.Username, fi.Comment); err != nil {
-				b.Log.Errorf("posting file comment %s failed: %s", fi.Comment, err)
-			}
-		}
-	}
-	return ""
-}
-
-func (b *Btelegram) handleQuote(message, quoteNick, quoteMessage string) string {
-	format := b.GetString("quoteformat")
-	if format == "" {
-		format = "{MESSAGE} (re @{QUOTENICK}: {QUOTEMESSAGE})"
-	}
-	quoteMessagelength := len(quoteMessage)
-	if b.GetInt("QuoteLengthLimit") != 0 && quoteMessagelength >= b.GetInt("QuoteLengthLimit") {
-		runes := []rune(quoteMessage)
-		quoteMessage = string(runes[0:b.GetInt("QuoteLengthLimit")])
-		if quoteMessagelength > b.GetInt("QuoteLengthLimit") {
-			quoteMessage += "..."
-		}
-	}
-	format = strings.Replace(format, "{MESSAGE}", message, -1)
-	format = strings.Replace(format, "{QUOTENICK}", quoteNick, -1)
-	format = strings.Replace(format, "{QUOTEMESSAGE}", quoteMessage, -1)
-	return format
-}
-
-// handleEntities handles messageEntities
-func (b *Btelegram) handleEntities(rmsg *config.Message, message *tgbotapi.Message) {
-	if message.Entities == nil {
-		return
-	}
-	// for now only do URL replacements
-	for _, e := range *message.Entities {
-		if e.Type == "text_link" {
-			url, err := e.ParseURL()
-			if err != nil {
-				b.Log.Errorf("entity text_link url parse failed: %s", err)
-				continue
-			}
-			utfEncodedString := utf16.Encode([]rune(rmsg.Text))
-			if e.Offset+e.Length > len(utfEncodedString) {
-				b.Log.Errorf("entity length is too long %d > %d", e.Offset+e.Length, len(utfEncodedString))
-				continue
-			}
-			link := utf16.Decode(utfEncodedString[e.Offset : e.Offset+e.Length])
-			rmsg.Text = strings.Replace(rmsg.Text, string(link), url.String(), 1)
-		}
-	}
-}

bridge/telegram/html.go

@@ -3,6 +3,7 @@ package btelegram
 import (
 	"bytes"
 	"html"
+	"io"
 
 	"github.com/russross/blackfriday"
 )
@@ -32,8 +33,8 @@ func (options *customHTML) Header(out *bytes.Buffer, text func() bool, level int
 	options.Paragraph(out, text)
 }
 
-func (options *customHTML) HRule(out *bytes.Buffer) {
-	out.WriteByte('\n') //nolint:errcheck
+func (options *customHTML) HRule(out io.ByteWriter) {
+	out.WriteByte('\n')
 }
 
 func (options *customHTML) BlockQuote(out *bytes.Buffer, text []byte) {
@@ -53,13 +54,16 @@ func (options *customHTML) ListItem(out *bytes.Buffer, text []byte, flags int) {
 }
 
 func makeHTML(input string) string {
-	return string(blackfriday.Markdown([]byte(input),
-		&customHTML{blackfriday.HtmlRenderer(blackfriday.HTML_USE_XHTML|blackfriday.HTML_SKIP_IMAGES, "", "")},
-		blackfriday.EXTENSION_NO_INTRA_EMPHASIS|
-			blackfriday.EXTENSION_FENCED_CODE|
-			blackfriday.EXTENSION_AUTOLINK|
-			blackfriday.EXTENSION_SPACE_HEADERS|
-			blackfriday.EXTENSION_HEADER_IDS|
-			blackfriday.EXTENSION_BACKSLASH_LINE_BREAK|
-			blackfriday.EXTENSION_DEFINITION_LISTS))
+	extensions := blackfriday.NoIntraEmphasis |
+		blackfriday.FencedCode |
+		blackfriday.Autolink |
+		blackfriday.SpaceHeadings |
+		blackfriday.HeadingIDs |
+		blackfriday.BackslashLineBreak |
+		blackfriday.DefinitionLists
+
+	renderer := &customHTML{blackfriday.NewHTMLRenderer(blackfriday.HTMLRendererParameters{
+		Flags: blackfriday.UseXHTML | blackfriday.SkipImages,
+	})}
+	return string(blackfriday.Run([]byte(input), blackfriday.WithExtensions(extensions), blackfriday.WithRenderer(renderer)))
 }

bridge/telegram/telegram.go

@@ -2,13 +2,14 @@ package btelegram
 
 import (
 	"html"
+	"regexp"
 	"strconv"
 	"strings"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/bridge/helper"
-	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )
 
 const (
@@ -75,15 +76,21 @@ func (b *Btelegram) Send(msg config.Message) (string, error) {
 
 	// Delete message
 	if msg.Event == config.EventMsgDelete {
-		return b.handleDelete(&msg, chatid)
+		if msg.ID == "" {
+			return "", nil
+		}
+		msgid, err := strconv.Atoi(msg.ID)
+		if err != nil {
+			return "", err
+		}
+		_, err = b.c.DeleteMessage(tgbotapi.DeleteMessageConfig{ChatID: chatid, MessageID: msgid})
+		return "", err
 	}
 
 	// Upload a file if it exists
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			if _, msgErr := b.sendMessage(chatid, rmsg.Username, rmsg.Text); msgErr != nil {
-				b.Log.Errorf("sendMessage failed: %s", msgErr)
-			}
+			b.sendMessage(chatid, rmsg.Username, rmsg.Text)
 		}
 		// check if we have files to upload (from slack, telegram or mattermost)
 		if len(msg.Extra["file"]) > 0 {
@@ -93,18 +100,160 @@ func (b *Btelegram) Send(msg config.Message) (string, error) {
 
 	// edit the message if we have a msg ID
 	if msg.ID != "" {
-		return b.handleEdit(&msg, chatid)
+		msgid, err := strconv.Atoi(msg.ID)
+		if err != nil {
+			return "", err
+		}
+		if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
+			b.Log.Debug("Using mode HTML - nick only")
+			msg.Text = html.EscapeString(msg.Text)
+		}
+		m := tgbotapi.NewEditMessageText(chatid, msgid, msg.Username+msg.Text)
+		if b.GetString("MessageFormat") == HTMLFormat {
+			b.Log.Debug("Using mode HTML")
+			m.ParseMode = tgbotapi.ModeHTML
+		}
+		if b.GetString("MessageFormat") == "Markdown" {
+			b.Log.Debug("Using mode markdown")
+			m.ParseMode = tgbotapi.ModeMarkdown
+		}
+		if strings.ToLower(b.GetString("MessageFormat")) == HTMLNick {
+			b.Log.Debug("Using mode HTML - nick only")
+			m.ParseMode = tgbotapi.ModeHTML
+		}
+		_, err = b.c.Send(m)
+		if err != nil {
+			return "", err
+		}
+		return "", nil
 	}
 
 	// Post normal message
-	// TODO: recheck it.
-	// Ignore empty text field needs for prevent double messages from whatsapp to telegram
-	// when sending media with text caption
-	if msg.Text != "" {
-		return b.sendMessage(chatid, msg.Username, msg.Text)
-	}
+	return b.sendMessage(chatid, msg.Username, msg.Text)
+}
 
-	return "", nil
+func (b *Btelegram) handleRecv(updates <-chan tgbotapi.Update) {
+	for update := range updates {
+		b.Log.Debugf("== Receiving event: %#v", update.Message)
+
+		if update.Message == nil && update.ChannelPost == nil && update.EditedMessage == nil && update.EditedChannelPost == nil {
+			b.Log.Error("Getting nil messages, this shouldn't happen.")
+			continue
+		}
+
+		var message *tgbotapi.Message
+
+		rmsg := config.Message{Account: b.Account, Extra: make(map[string][]interface{})}
+
+		// handle channels
+		if update.ChannelPost != nil {
+			message = update.ChannelPost
+			rmsg.Text = message.Text
+		}
+
+		// edited channel message
+		if update.EditedChannelPost != nil && !b.GetBool("EditDisable") {
+			message = update.EditedChannelPost
+			rmsg.Text = rmsg.Text + message.Text + b.GetString("EditSuffix")
+		}
+
+		// handle groups
+		if update.Message != nil {
+			message = update.Message
+			rmsg.Text = message.Text
+		}
+
+		// edited group message
+		if update.EditedMessage != nil && !b.GetBool("EditDisable") {
+			message = update.EditedMessage
+			rmsg.Text = rmsg.Text + message.Text + b.GetString("EditSuffix")
+		}
+
+		// set the ID's from the channel or group message
+		rmsg.ID = strconv.Itoa(message.MessageID)
+		rmsg.Channel = strconv.FormatInt(message.Chat.ID, 10)
+
+		// handle username
+		if message.From != nil {
+			rmsg.UserID = strconv.Itoa(message.From.ID)
+			if b.GetBool("UseFirstName") {
+				rmsg.Username = message.From.FirstName
+			}
+			if rmsg.Username == "" {
+				rmsg.Username = message.From.UserName
+				if rmsg.Username == "" {
+					rmsg.Username = message.From.FirstName
+				}
+			}
+			// only download avatars if we have a place to upload them (configured mediaserver)
+			if b.General.MediaServerUpload != "" {
+				b.handleDownloadAvatar(message.From.ID, rmsg.Channel)
+			}
+		}
+
+		// if we really didn't find a username, set it to unknown
+		if rmsg.Username == "" {
+			rmsg.Username = unknownUser
+		}
+
+		// handle any downloads
+		err := b.handleDownload(message, &rmsg)
+		if err != nil {
+			b.Log.Errorf("download failed: %s", err)
+		}
+
+		// handle forwarded messages
+		if message.ForwardFrom != nil {
+			usernameForward := ""
+			if b.GetBool("UseFirstName") {
+				usernameForward = message.ForwardFrom.FirstName
+			}
+			if usernameForward == "" {
+				usernameForward = message.ForwardFrom.UserName
+				if usernameForward == "" {
+					usernameForward = message.ForwardFrom.FirstName
+				}
+			}
+			if usernameForward == "" {
+				usernameForward = unknownUser
+			}
+			rmsg.Text = "Forwarded from " + usernameForward + ": " + rmsg.Text
+		}
+
+		// quote the previous message
+		if message.ReplyToMessage != nil {
+			usernameReply := ""
+			if message.ReplyToMessage.From != nil {
+				if b.GetBool("UseFirstName") {
+					usernameReply = message.ReplyToMessage.From.FirstName
+				}
+				if usernameReply == "" {
+					usernameReply = message.ReplyToMessage.From.UserName
+					if usernameReply == "" {
+						usernameReply = message.ReplyToMessage.From.FirstName
+					}
+				}
+			}
+			if usernameReply == "" {
+				usernameReply = unknownUser
+			}
+			if !b.GetBool("QuoteDisable") {
+				rmsg.Text = b.handleQuote(rmsg.Text, usernameReply, message.ReplyToMessage.Text)
+			}
+		}
+
+		if rmsg.Text != "" || len(rmsg.Extra) > 0 {
+			rmsg.Text = helper.RemoveEmptyNewLines(rmsg.Text)
+			// channels don't have (always?) user information. see #410
+			if message.From != nil {
+				rmsg.Avatar = helper.GetAvatar(b.avatarMap, strconv.Itoa(message.From.ID), b.General)
+			}
+
+			b.Log.Debugf("<= Sending message from %s on %s to gateway", rmsg.Username, b.Account)
+			b.Log.Debugf("<= Message is %#v", rmsg)
+			b.Remote <- rmsg
+		}
+	}
 }
 
 func (b *Btelegram) getFileDirectURL(id string) string {
@@ -115,6 +264,146 @@ func (b *Btelegram) getFileDirectURL(id string) string {
 	return res
 }
 
+// handleDownloadAvatar downloads the avatar of userid from channel
+// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
+// logs an error message if it fails
+func (b *Btelegram) handleDownloadAvatar(userid int, channel string) {
+	rmsg := config.Message{Username: "system", Text: "avatar", Channel: channel, Account: b.Account, UserID: strconv.Itoa(userid), Event: config.EventAvatarDownload, Extra: make(map[string][]interface{})}
+	if _, ok := b.avatarMap[strconv.Itoa(userid)]; !ok {
+		photos, err := b.c.GetUserProfilePhotos(tgbotapi.UserProfilePhotosConfig{UserID: userid, Limit: 1})
+		if err != nil {
+			b.Log.Errorf("Userprofile download failed for %#v %s", userid, err)
+		}
+
+		if len(photos.Photos) > 0 {
+			photo := photos.Photos[0][0]
+			url := b.getFileDirectURL(photo.FileID)
+			name := strconv.Itoa(userid) + ".png"
+			b.Log.Debugf("trying to download %#v fileid %#v with size %#v", name, photo.FileID, photo.FileSize)
+
+			err := helper.HandleDownloadSize(b.Log, &rmsg, name, int64(photo.FileSize), b.General)
+			if err != nil {
+				b.Log.Error(err)
+				return
+			}
+			data, err := helper.DownloadFile(url)
+			if err != nil {
+				b.Log.Errorf("download %s failed %#v", url, err)
+				return
+			}
+			helper.HandleDownloadData(b.Log, &rmsg, name, rmsg.Text, "", data, b.General)
+			b.Remote <- rmsg
+		}
+	}
+}
+
+// handleDownloadFile handles file download
+func (b *Btelegram) handleDownload(message *tgbotapi.Message, rmsg *config.Message) error {
+	size := 0
+	var url, name, text string
+
+	if message.Sticker != nil {
+		v := message.Sticker
+		size = v.FileSize
+		url = b.getFileDirectURL(v.FileID)
+		urlPart := strings.Split(url, "/")
+		name = urlPart[len(urlPart)-1]
+		if !strings.HasSuffix(name, ".webp") {
+			name += ".webp"
+		}
+		text = " " + url
+	}
+	if message.Video != nil {
+		v := message.Video
+		size = v.FileSize
+		url = b.getFileDirectURL(v.FileID)
+		urlPart := strings.Split(url, "/")
+		name = urlPart[len(urlPart)-1]
+		text = " " + url
+	}
+	if message.Photo != nil {
+		photos := *message.Photo
+		size = photos[len(photos)-1].FileSize
+		url = b.getFileDirectURL(photos[len(photos)-1].FileID)
+		urlPart := strings.Split(url, "/")
+		name = urlPart[len(urlPart)-1]
+		text = " " + url
+	}
+	if message.Document != nil {
+		v := message.Document
+		size = v.FileSize
+		url = b.getFileDirectURL(v.FileID)
+		name = v.FileName
+		text = " " + v.FileName + " : " + url
+	}
+	if message.Voice != nil {
+		v := message.Voice
+		size = v.FileSize
+		url = b.getFileDirectURL(v.FileID)
+		urlPart := strings.Split(url, "/")
+		name = urlPart[len(urlPart)-1]
+		text = " " + url
+		if !strings.HasSuffix(name, ".ogg") {
+			name += ".ogg"
+		}
+	}
+	if message.Audio != nil {
+		v := message.Audio
+		size = v.FileSize
+		url = b.getFileDirectURL(v.FileID)
+		urlPart := strings.Split(url, "/")
+		name = urlPart[len(urlPart)-1]
+		text = " " + url
+	}
+	// if name is empty we didn't match a thing to download
+	if name == "" {
+		return nil
+	}
+	// use the URL instead of native upload
+	if b.GetBool("UseInsecureURL") {
+		b.Log.Debugf("Setting message text to :%s", text)
+		rmsg.Text += text
+		return nil
+	}
+	// if we have a file attached, download it (in memory) and put a pointer to it in msg.Extra
+	err := helper.HandleDownloadSize(b.Log, rmsg, name, int64(size), b.General)
+	if err != nil {
+		return err
+	}
+	data, err := helper.DownloadFile(url)
+	if err != nil {
+		return err
+	}
+	helper.HandleDownloadData(b.Log, rmsg, name, message.Caption, "", data, b.General)
+	return nil
+}
+
+// handleUploadFile handles native upload of files
+func (b *Btelegram) handleUploadFile(msg *config.Message, chatid int64) (string, error) {
+	var c tgbotapi.Chattable
+	for _, f := range msg.Extra["file"] {
+		fi := f.(config.FileInfo)
+		file := tgbotapi.FileBytes{
+			Name:  fi.Name,
+			Bytes: *fi.Data,
+		}
+		re := regexp.MustCompile(".(jpg|png)$")
+		if re.MatchString(fi.Name) {
+			c = tgbotapi.NewPhotoUpload(chatid, file)
+		} else {
+			c = tgbotapi.NewDocumentUpload(chatid, file)
+		}
+		_, err := b.c.Send(c)
+		if err != nil {
+			b.Log.Errorf("file upload failed: %#v", err)
+		}
+		if fi.Comment != "" {
+			b.sendMessage(chatid, msg.Username, fi.Comment)
+		}
+	}
+	return "", nil
+}
+
 func (b *Btelegram) sendMessage(chatid int64, username, text string) (string, error) {
 	m := tgbotapi.NewMessage(chatid, "")
 	m.Text = username + text
@@ -131,9 +420,6 @@ func (b *Btelegram) sendMessage(chatid int64, username, text string) (string, er
 		m.Text = username + html.EscapeString(text)
 		m.ParseMode = tgbotapi.ModeHTML
 	}
-
-	m.DisableWebPagePreview = b.GetBool("DisableWebPagePreview")
-
 	res, err := b.c.Send(m)
 	if err != nil {
 		return "", err
@@ -151,3 +437,14 @@ func (b *Btelegram) cacheAvatar(msg *config.Message) (string, error) {
 	}
 	return "", nil
 }
+
+func (b *Btelegram) handleQuote(message, quoteNick, quoteMessage string) string {
+	format := b.GetString("quoteformat")
+	if format == "" {
+		format = "{MESSAGE} (re @{QUOTENICK}: {QUOTEMESSAGE})"
+	}
+	format = strings.Replace(format, "{MESSAGE}", message, -1)
+	format = strings.Replace(format, "{QUOTENICK}", quoteNick, -1)
+	format = strings.Replace(format, "{QUOTEMESSAGE}", quoteMessage, -1)
+	return format
+}

bridge/whatsapp/handlers.go

@@ -1,206 +0,0 @@
-package bwhatsapp
-
-import (
-	"fmt"
-	"mime"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/Rhymen/go-whatsapp"
-	"github.com/jpillora/backoff"
-)
-
-/*
-Implement handling messages coming from WhatsApp
-Check:
-- https://github.com/Rhymen/go-whatsapp#add-message-handlers
-- https://github.com/Rhymen/go-whatsapp/blob/master/handler.go
-- https://github.com/tulir/mautrix-whatsapp/tree/master/whatsapp-ext for more advanced command handling
-*/
-
-// HandleError received from WhatsApp
-func (b *Bwhatsapp) HandleError(err error) {
-	// ignore received invalid data errors. https://github.com/42wim/matterbridge/issues/843
-	// ignore tag 174 errors. https://github.com/42wim/matterbridge/issues/1094
-	if strings.Contains(err.Error(), "error processing data: received invalid data") || strings.Contains(err.Error(), "invalid string with tag 174") {
-		return
-	}
-
-	switch err.(type) {
-	case *whatsapp.ErrConnectionClosed, *whatsapp.ErrConnectionFailed:
-		b.reconnect(err)
-	default:
-		switch err {
-		case whatsapp.ErrConnectionTimeout:
-			b.reconnect(err)
-		default:
-			b.Log.Errorf("%v", err)
-		}
-	}
-}
-
-func (b *Bwhatsapp) reconnect(err error) {
-	bf := &backoff.Backoff{
-		Min:    time.Second,
-		Max:    5 * time.Minute,
-		Jitter: true,
-	}
-	for {
-		d := bf.Duration()
-		b.Log.Errorf("Connection failed, underlying error: %v", err)
-		b.Log.Infof("Waiting %s...", d)
-		time.Sleep(d)
-		b.Log.Info("Reconnecting...")
-		err := b.conn.Restore()
-		if err == nil {
-			bf.Reset()
-			b.startedAt = uint64(time.Now().Unix())
-			return
-		}
-	}
-}
-
-// HandleTextMessage sent from WhatsApp, relay it to the brige
-func (b *Bwhatsapp) HandleTextMessage(message whatsapp.TextMessage) {
-	if message.Info.FromMe { // || !strings.Contains(strings.ToLower(message.Text), "@echo") {
-		return
-	}
-	// whatsapp sends last messages to show context , cut them
-	if message.Info.Timestamp < b.startedAt {
-		return
-	}
-
-	messageTime := time.Unix(int64(message.Info.Timestamp), 0) // TODO check how behaves between timezones
-	groupJID := message.Info.RemoteJid
-
-	senderJID := message.Info.SenderJid
-	if len(senderJID) == 0 {
-		// TODO workaround till https://github.com/Rhymen/go-whatsapp/issues/86 resolved
-		senderJID = *message.Info.Source.Participant
-	}
-
-	// translate sender's JID to the nicest username we can get
-	senderName := b.getSenderName(senderJID)
-	if senderName == "" {
-		senderName = "Someone" // don't expose telephone number
-	}
-
-	extText := message.Info.Source.Message.ExtendedTextMessage
-	if extText != nil && extText.ContextInfo != nil && extText.ContextInfo.MentionedJid != nil {
-		// handle user mentions
-		for _, mentionedJID := range extText.ContextInfo.MentionedJid {
-			numberAndSuffix := strings.SplitN(mentionedJID, "@", 2)
-
-			// mentions comes as telephone numbers and we don't want to expose it to other bridges
-			// replace it with something more meaninful to others
-			mention := b.getSenderNotify(numberAndSuffix[0] + "@s.whatsapp.net")
-			if mention == "" {
-				mention = "someone"
-			}
-			message.Text = strings.Replace(message.Text, "@"+numberAndSuffix[0], "@"+mention, 1)
-		}
-	}
-
-	b.Log.Debugf("<= Sending message from %s on %s to gateway", senderJID, b.Account)
-	rmsg := config.Message{
-		UserID:    senderJID,
-		Username:  senderName,
-		Text:      message.Text,
-		Timestamp: messageTime,
-		Channel:   groupJID,
-		Account:   b.Account,
-		Protocol:  b.Protocol,
-		Extra:     make(map[string][]interface{}),
-		//	ParentID: TODO, // TODO handle thread replies  // map from Info.QuotedMessageID string
-		//	Event     string    `json:"event"`
-		//	Gateway   string  // will be added during message processing
-		ID: message.Info.Id}
-
-	if avatarURL, exists := b.userAvatars[senderJID]; exists {
-		rmsg.Avatar = avatarURL
-	}
-
-	b.Log.Debugf("<= Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-// HandleImageMessage sent from WhatsApp, relay it to the brige
-func (b *Bwhatsapp) HandleImageMessage(message whatsapp.ImageMessage) {
-	if message.Info.FromMe { // || !strings.Contains(strings.ToLower(message.Text), "@echo") {
-		return
-	}
-
-	// whatsapp sends last messages to show context , cut them
-	if message.Info.Timestamp < b.startedAt {
-		return
-	}
-
-	messageTime := time.Unix(int64(message.Info.Timestamp), 0) // TODO check how behaves between timezones
-	groupJID := message.Info.RemoteJid
-
-	senderJID := message.Info.SenderJid
-	// if len(senderJid) == 0 {
-	//   // TODO workaround till https://github.com/Rhymen/go-whatsapp/issues/86 resolved
-	//   senderJid = *message.Info.Source.Participant
-	// }
-
-	// translate sender's Jid to the nicest username we can get
-	senderName := b.getSenderName(senderJID)
-	if senderName == "" {
-		senderName = "Someone" // don't expose telephone number
-	}
-
-	b.Log.Debugf("<= Sending message from %s on %s to gateway", senderJID, b.Account)
-	rmsg := config.Message{
-		UserID:    senderJID,
-		Username:  senderName,
-		Timestamp: messageTime,
-		Channel:   groupJID,
-		Account:   b.Account,
-		Protocol:  b.Protocol,
-		Extra:     make(map[string][]interface{}),
-		//  ParentID: TODO,      // TODO handle thread replies  // map from Info.QuotedMessageID string
-		//  Event     string    `json:"event"`
-		//  Gateway   string     // will be added during message processing
-		ID: message.Info.Id}
-
-	if avatarURL, exists := b.userAvatars[senderJID]; exists {
-		rmsg.Avatar = avatarURL
-	}
-
-	// Download and unencrypt content
-	data, err := message.Download()
-	if err != nil {
-		b.Log.Errorf("%v", err)
-		return
-	}
-
-	// Get file extension by mimetype
-	fileExt, err := mime.ExtensionsByType(message.Type)
-	if err != nil {
-		b.Log.Errorf("%v", err)
-		return
-	}
-
-	filename := fmt.Sprintf("%v%v", message.Info.Id, fileExt[0])
-
-	b.Log.Debugf("<= Image downloaded and unencrypted")
-
-	// Move file to bridge storage
-	helper.HandleDownloadData(b.Log, &rmsg, filename, message.Caption, "", &data, b.General)
-
-	b.Log.Debugf("<= Image Message is %#v", rmsg)
-	b.Remote <- rmsg
-}
-
-//func (b *Bwhatsapp) HandleVideoMessage(message whatsapp.VideoMessage) {
-//	fmt.Println(message) // TODO implement
-//}
-//
-//func (b *Bwhatsapp) HandleJsonMessage(message string) {
-//	fmt.Println(message) // TODO implement
-//}
-// TODO HandleRawMessage
-// TODO HandleAudioMessage

bridge/whatsapp/helpers.go

@@ -1,107 +0,0 @@
-package bwhatsapp
-
-import (
-	"encoding/gob"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"os"
-
-	qrcodeTerminal "github.com/Baozisoftware/qrcode-terminal-go"
-	"github.com/Rhymen/go-whatsapp"
-)
-
-type ProfilePicInfo struct {
-	URL string `json:"eurl"`
-	Tag string `json:"tag"`
-
-	Status int16 `json:"status"`
-}
-
-func qrFromTerminal(invert bool) chan string {
-	qr := make(chan string)
-	go func() {
-		terminal := qrcodeTerminal.New()
-		if invert {
-			terminal = qrcodeTerminal.New2(qrcodeTerminal.ConsoleColors.BrightWhite, qrcodeTerminal.ConsoleColors.BrightBlack, qrcodeTerminal.QRCodeRecoveryLevels.Medium)
-		}
-
-		terminal.Get(<-qr).Print()
-	}()
-
-	return qr
-}
-
-func (b *Bwhatsapp) readSession() (whatsapp.Session, error) {
-	session := whatsapp.Session{}
-	sessionFile := b.Config.GetString(sessionFile)
-
-	if sessionFile == "" {
-		return session, errors.New("if you won't set SessionFile then you will need to scan QR code on every restart")
-	}
-
-	file, err := os.Open(sessionFile)
-	if err != nil {
-		return session, err
-	}
-	defer file.Close()
-	decoder := gob.NewDecoder(file)
-	err = decoder.Decode(&session)
-	if err != nil {
-		return session, err
-	}
-	return session, nil
-}
-
-func (b *Bwhatsapp) writeSession(session whatsapp.Session) error {
-	sessionFile := b.Config.GetString(sessionFile)
-
-	if sessionFile == "" {
-		// we already sent a warning while starting the bridge, so let's be quiet here
-		return nil
-	}
-
-	file, err := os.Create(sessionFile)
-	if err != nil {
-		return err
-	}
-	defer file.Close()
-	encoder := gob.NewEncoder(file)
-	err = encoder.Encode(session)
-
-	return err
-}
-
-func (b *Bwhatsapp) getSenderName(senderJid string) string {
-	if sender, exists := b.users[senderJid]; exists {
-		if sender.Name != "" {
-			return sender.Name
-		}
-		// if user is not in phone contacts
-		// it is the most obvious scenario unless you sync your phone contacts with some remote updated source
-		// users can change it in their WhatsApp settings -> profile -> click on Avatar
-		return sender.Notify
-	}
-	return ""
-}
-
-func (b *Bwhatsapp) getSenderNotify(senderJid string) string {
-	if sender, exists := b.users[senderJid]; exists {
-		return sender.Notify
-	}
-	return ""
-}
-
-func (b *Bwhatsapp) GetProfilePicThumb(jid string) (*ProfilePicInfo, error) {
-	data, err := b.conn.GetProfilePicThumb(jid)
-	if err != nil {
-		return nil, fmt.Errorf("failed to get avatar: %v", err)
-	}
-	content := <-data
-	info := &ProfilePicInfo{}
-	err = json.Unmarshal([]byte(content), info)
-	if err != nil {
-		return info, fmt.Errorf("failed to unmarshal avatar info: %v", err)
-	}
-	return info, nil
-}

bridge/whatsapp/whatsapp.go

@@ -1,368 +0,0 @@
-package bwhatsapp
-
-import (
-	"bytes"
-	"crypto/rand"
-	"encoding/hex"
-	"errors"
-	"fmt"
-	"mime"
-	"os"
-	"path/filepath"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/Rhymen/go-whatsapp"
-)
-
-const (
-	// Account config parameters
-	cfgNumber         = "Number"
-	qrOnWhiteTerminal = "QrOnWhiteTerminal"
-	sessionFile       = "SessionFile"
-)
-
-// Bwhatsapp Bridge structure keeping all the information needed for relying
-type Bwhatsapp struct {
-	*bridge.Config
-
-	// https://github.com/Rhymen/go-whatsapp/blob/c31092027237441cffba1b9cb148eadf7c83c3d2/session.go#L18-L21
-	session   *whatsapp.Session
-	conn      *whatsapp.Conn
-	startedAt uint64
-
-	users       map[string]whatsapp.Contact
-	userAvatars map[string]string
-}
-
-// New Create a new WhatsApp bridge. This will be called for each [whatsapp.<server>] entry you have in the config file
-func New(cfg *bridge.Config) bridge.Bridger {
-	number := cfg.GetString(cfgNumber)
-	if number == "" {
-		cfg.Log.Fatalf("Missing configuration for WhatsApp bridge: Number")
-	}
-
-	b := &Bwhatsapp{
-		Config: cfg,
-
-		users:       make(map[string]whatsapp.Contact),
-		userAvatars: make(map[string]string),
-	}
-	return b
-}
-
-// Connect to WhatsApp. Required implementation of the Bridger interface
-// https://github.com/42wim/matterbridge/blob/2cfd880cdb0df29771bf8f31df8d990ab897889d/bridge/bridge.go#L11-L16
-func (b *Bwhatsapp) Connect() error {
-	b.RLock() // TODO do we need locking for Whatsapp?
-	defer b.RUnlock()
-
-	number := b.GetString(cfgNumber)
-	if number == "" {
-		return errors.New("WhatsApp's telephone Number need to be configured")
-	}
-
-	// https://github.com/Rhymen/go-whatsapp#creating-a-connection
-	b.Log.Debugln("Connecting to WhatsApp..")
-	conn, err := whatsapp.NewConn(20 * time.Second)
-	conn.SetClientVersion(0, 4, 2080)
-	if err != nil {
-		return errors.New("failed to connect to WhatsApp: " + err.Error())
-	}
-
-	b.conn = conn
-
-	b.conn.AddHandler(b)
-	b.Log.Debugln("WhatsApp connection successful")
-
-	// load existing session in order to keep it between restarts
-	if b.session == nil {
-		var session whatsapp.Session
-		session, err = b.readSession()
-
-		if err == nil {
-			b.Log.Debugln("Restoring WhatsApp session..")
-
-			// https://github.com/Rhymen/go-whatsapp#restore
-			session, err = b.conn.RestoreWithSession(session)
-			if err != nil {
-				// TODO return or continue to normal login?
-				// restore session connection timed out (I couldn't get over it without logging in again)
-				return errors.New("failed to restore session: " + err.Error())
-			}
-
-			b.session = &session
-			b.Log.Debugln("Session restored successfully!")
-		} else {
-			b.Log.Warn(err.Error())
-		}
-	}
-
-	// login to a new session
-	if b.session == nil {
-		err = b.Login()
-		if err != nil {
-			return err
-		}
-	}
-	b.startedAt = uint64(time.Now().Unix())
-
-	_, err = b.conn.Contacts()
-	if err != nil {
-		return fmt.Errorf("error on update of contacts: %v", err)
-	}
-
-	// map all the users
-	for id, contact := range b.conn.Store.Contacts {
-		if !isGroupJid(id) && id != "status@broadcast" {
-			// it is user
-			b.users[id] = contact
-		}
-	}
-
-	// get user avatar asynchronously
-	go func() {
-		b.Log.Debug("Getting user avatars..")
-
-		for jid := range b.users {
-			info, err := b.GetProfilePicThumb(jid)
-			if err != nil {
-				b.Log.Warnf("Could not get profile photo of %s: %v", jid, err)
-
-			} else {
-				// TODO any race conditions here?
-				b.userAvatars[jid] = info.URL
-			}
-		}
-		b.Log.Debug("Finished getting avatars..")
-	}()
-
-	return nil
-}
-
-// Login to WhatsApp creating a new session. This will require to scan a QR code on your mobile device
-func (b *Bwhatsapp) Login() error {
-	b.Log.Debugln("Logging in..")
-
-	invert := b.GetBool(qrOnWhiteTerminal) // false is the default
-	qrChan := qrFromTerminal(invert)
-
-	session, err := b.conn.Login(qrChan)
-	if err != nil {
-		b.Log.Warnln("Failed to log in:", err)
-		return err
-	}
-	b.session = &session
-
-	b.Log.Infof("Logged into session: %#v", session)
-	b.Log.Infof("Connection: %#v", b.conn)
-
-	err = b.writeSession(session)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "error saving session: %v\n", err)
-	}
-
-	// TODO change connection strings to configured ones longClientName:"github.com/rhymen/go-whatsapp", shortClientName:"go-whatsapp"}" prefix=whatsapp
-	// TODO get also a nice logo
-
-	// TODO notification about unplugged and dead battery
-	// conn.Info: Wid, Pushname, Connected, Battery, Plugged
-
-	return nil
-}
-
-// Disconnect is called while reconnecting to the bridge
-// TODO 42wim Documentation would be helpful on when reconnects happen and what should be done in this function
-// Required implementation of the Bridger interface
-// https://github.com/42wim/matterbridge/blob/2cfd880cdb0df29771bf8f31df8d990ab897889d/bridge/bridge.go#L11-L16
-func (b *Bwhatsapp) Disconnect() error {
-	// We could Logout, but that would close the session completely and would require a new QR code scan
-	// https://github.com/Rhymen/go-whatsapp/blob/c31092027237441cffba1b9cb148eadf7c83c3d2/session.go#L377-L381
-	return nil
-}
-
-func isGroupJid(identifier string) bool {
-	return strings.HasSuffix(identifier, "@g.us") || strings.HasSuffix(identifier, "@temp")
-}
-
-// JoinChannel Join a WhatsApp group specified in gateway config as channel='number-id@g.us' or channel='Channel name'
-// Required implementation of the Bridger interface
-// https://github.com/42wim/matterbridge/blob/2cfd880cdb0df29771bf8f31df8d990ab897889d/bridge/bridge.go#L11-L16
-func (b *Bwhatsapp) JoinChannel(channel config.ChannelInfo) error {
-	byJid := isGroupJid(channel.Name)
-
-	// verify if we are member of the given group
-	if byJid {
-		// channel.Name specifies static group jID, not the name
-		if _, exists := b.conn.Store.Contacts[channel.Name]; !exists {
-			return fmt.Errorf("account doesn't belong to group with jid %s", channel.Name)
-		}
-	} else {
-		// channel.Name specifies group name that might change, warn about it
-		var jids []string
-		for id, contact := range b.conn.Store.Contacts {
-			if isGroupJid(id) && contact.Name == channel.Name {
-				jids = append(jids, id)
-			}
-		}
-
-		switch len(jids) {
-		case 0:
-			// didn't match any group - print out possibilites
-			// TODO sort
-			// copy b;
-			//sort.Slice(people, func(i, j int) bool {
-			//	return people[i].Age > people[j].Age
-			//})
-			for id, contact := range b.conn.Store.Contacts {
-				if isGroupJid(id) {
-					b.Log.Infof("%s %s", contact.Jid, contact.Name)
-				}
-			}
-			return fmt.Errorf("please specify group's JID from the list above instead of the name '%s'", channel.Name)
-
-		case 1:
-			return fmt.Errorf("group name might change. Please configure gateway with channel=\"%v\" instead of channel=\"%v\"", jids[0], channel.Name)
-
-		default:
-			return fmt.Errorf("there is more than one group with name '%s'. Please specify one of JIDs as channel name: %v", channel.Name, jids)
-		}
-	}
-
-	return nil
-}
-
-// Post a document message from the bridge to WhatsApp
-func (b *Bwhatsapp) PostDocumentMessage(msg config.Message, filetype string) (string, error) {
-	fi := msg.Extra["file"][0].(config.FileInfo)
-
-	// Post document message
-	message := whatsapp.DocumentMessage{
-		Info: whatsapp.MessageInfo{
-			RemoteJid: msg.Channel,
-		},
-		Title:    fi.Name,
-		FileName: fi.Name,
-		Type:     filetype,
-		Content:  bytes.NewReader(*fi.Data),
-	}
-
-	b.Log.Debugf("=> Sending %#v", msg)
-
-	// create message ID
-	// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
-	idBytes := make([]byte, 10)
-	if _, err := rand.Read(idBytes); err != nil {
-		b.Log.Warn(err.Error())
-	}
-
-	message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
-	_, err := b.conn.Send(message)
-
-	return message.Info.Id, err
-}
-
-// Post an image message from the bridge to WhatsApp
-// Handle, for sure image/jpeg, image/png and image/gif MIME types
-func (b *Bwhatsapp) PostImageMessage(msg config.Message, filetype string) (string, error) {
-	fi := msg.Extra["file"][0].(config.FileInfo)
-
-	// Post image message
-	message := whatsapp.ImageMessage{
-		Info: whatsapp.MessageInfo{
-			RemoteJid: msg.Channel,
-		},
-		Type:    filetype,
-		Caption: msg.Username + fi.Comment,
-		Content: bytes.NewReader(*fi.Data),
-	}
-
-	b.Log.Debugf("=> Sending %#v", msg)
-
-	// create message ID
-	// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
-	idBytes := make([]byte, 10)
-	if _, err := rand.Read(idBytes); err != nil {
-		b.Log.Warn(err.Error())
-	}
-
-	message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
-	_, err := b.conn.Send(message)
-
-	return message.Info.Id, err
-}
-
-// Send a message from the bridge to WhatsApp
-// Required implementation of the Bridger interface
-// https://github.com/42wim/matterbridge/blob/2cfd880cdb0df29771bf8f31df8d990ab897889d/bridge/bridge.go#L11-L16
-func (b *Bwhatsapp) Send(msg config.Message) (string, error) {
-	b.Log.Debugf("=> Receiving %#v", msg)
-
-	// Delete message
-	if msg.Event == config.EventMsgDelete {
-		if msg.ID == "" {
-			// No message ID in case action is executed on a message sent before the bridge was started
-			// and then the bridge cache doesn't have this message ID mapped
-
-			// TODO 42wim Doesn't the app get clogged with a ton of IDs after some time of running?
-			// WhatsApp allows to set any ID so in that case we could use external IDs and don't do mapping
-			// but external IDs are not set
-			return "", nil
-		}
-		// TODO delete message on WhatsApp https://github.com/Rhymen/go-whatsapp/issues/100
-		return "", nil
-	}
-
-	// Edit message
-	if msg.ID != "" {
-		b.Log.Debugf("updating message with id %s", msg.ID)
-
-		msg.Text += " (edited)"
-		// TODO handle edit as a message reply with updated text
-	}
-
-	// Handle Upload a file
-	if msg.Extra["file"] != nil {
-		fi := msg.Extra["file"][0].(config.FileInfo)
-		filetype := mime.TypeByExtension(filepath.Ext(fi.Name))
-
-		b.Log.Debugf("Extra file is %#v", filetype)
-
-		// TODO: add different types
-		// TODO: add webp conversion
-		switch filetype {
-		case "image/jpeg", "image/png", "image/gif":
-			return b.PostImageMessage(msg, filetype)
-		default:
-			return b.PostDocumentMessage(msg, filetype)
-		}
-	}
-
-	// Post text message
-	message := whatsapp.TextMessage{
-		Info: whatsapp.MessageInfo{
-			RemoteJid: msg.Channel, // which equals to group id
-		},
-		Text: msg.Username + msg.Text,
-	}
-
-	b.Log.Debugf("=> Sending %#v", msg)
-
-	// create message ID
-	// TODO follow and act if https://github.com/Rhymen/go-whatsapp/issues/101 implemented
-	idBytes := make([]byte, 10)
-	if _, err := rand.Read(idBytes); err != nil {
-		b.Log.Warn(err.Error())
-	}
-	message.Info.Id = strings.ToUpper(hex.EncodeToString(idBytes))
-	_, err := b.conn.Send(message)
-
-	return message.Info.Id, err
-}
-
-// TODO do we want that? to allow login with QR code from a bridged channel? https://github.com/tulir/mautrix-whatsapp/blob/513eb18e2d59bada0dd515ee1abaaf38a3bfe3d5/commands.go#L76
-//func (b *Bwhatsapp) Command(cmd string) string {
-//	return ""
-//}

bridge/xmpp/handler.go

@@ -1,34 +0,0 @@
-package bxmpp
-
-import (
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/bridge/helper"
-	"github.com/matterbridge/go-xmpp"
-)
-
-// handleDownloadAvatar downloads the avatar of userid from channel
-// sends a EVENT_AVATAR_DOWNLOAD message to the gateway if successful.
-// logs an error message if it fails
-func (b *Bxmpp) handleDownloadAvatar(avatar xmpp.AvatarData) {
-	rmsg := config.Message{
-		Username: "system",
-		Text:     "avatar",
-		Channel:  b.parseChannel(avatar.From),
-		Account:  b.Account,
-		UserID:   avatar.From,
-		Event:    config.EventAvatarDownload,
-		Extra:    make(map[string][]interface{}),
-	}
-	if _, ok := b.avatarMap[avatar.From]; !ok {
-		b.Log.Debugf("Avatar.From: %s", avatar.From)
-
-		err := helper.HandleDownloadSize(b.Log, &rmsg, avatar.From+".png", int64(len(avatar.Data)), b.General)
-		if err != nil {
-			b.Log.Error(err)
-			return
-		}
-		helper.HandleDownloadData(b.Log, &rmsg, avatar.From+".png", rmsg.Text, "", &avatar.Data, b.General)
-		b.Log.Debugf("Avatar download complete")
-		b.Remote <- rmsg
-	}
-}

bridge/xmpp/helpers.go

@@ -1,30 +0,0 @@
-package bxmpp
-
-import (
-	"regexp"
-
-	"github.com/42wim/matterbridge/bridge/config"
-)
-
-var pathRegex = regexp.MustCompile("[^a-zA-Z0-9]+")
-
-// GetAvatar constructs a URL for a given user-avatar if it is available in the cache.
-func getAvatar(av map[string]string, userid string, general *config.Protocol) string {
-	if hash, ok := av[userid]; ok {
-		// NOTE: This does not happen in bridge/helper/helper.go but messes up XMPP
-		id := pathRegex.ReplaceAllString(userid, "_")
-		return general.MediaServerDownload + "/" + hash + "/" + id + ".png"
-	}
-	return ""
-}
-
-func (b *Bxmpp) cacheAvatar(msg *config.Message) string {
-	fi := msg.Extra["file"][0].(config.FileInfo)
-	/* if we have a sha we have successfully uploaded the file to the media server,
-	so we can now cache the sha */
-	if fi.SHA != "" {
-		b.Log.Debugf("Added %s to %s in avatarMap", fi.SHA, msg.UserID)
-		b.avatarMap[msg.UserID] = fi.SHA
-	}
-	return ""
-}

bridge/xmpp/xmpp.go

@@ -2,9 +2,7 @@ package bxmpp
 
 import (
 	"crypto/tls"
-	"fmt"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge"
@@ -16,34 +14,49 @@ import (
 )
 
 type Bxmpp struct {
+	xc      *xmpp.Client
+	xmppMap map[string]string
 	*bridge.Config
-
-	startTime time.Time
-	xc        *xmpp.Client
-	xmppMap   map[string]string
-	connected bool
-	sync.RWMutex
-
-	avatarMap map[string]string
 }
 
 func New(cfg *bridge.Config) bridge.Bridger {
-	return &Bxmpp{
-		Config:    cfg,
-		xmppMap:   make(map[string]string),
-		avatarMap: make(map[string]string),
-	}
+	b := &Bxmpp{Config: cfg}
+	b.xmppMap = make(map[string]string)
+	return b
 }
 
 func (b *Bxmpp) Connect() error {
+	var err error
 	b.Log.Infof("Connecting %s", b.GetString("Server"))
-	if err := b.createXMPP(); err != nil {
+	b.xc, err = b.createXMPP()
+	if err != nil {
 		b.Log.Debugf("%#v", err)
 		return err
 	}
-
 	b.Log.Info("Connection succeeded")
-	go b.manageConnection()
+	go func() {
+		initial := true
+		bf := &backoff.Backoff{
+			Min:    time.Second,
+			Max:    5 * time.Minute,
+			Jitter: true,
+		}
+		for {
+			if initial {
+				b.handleXMPP()
+				initial = false
+			}
+			d := bf.Duration()
+			b.Log.Infof("Disconnected. Reconnecting in %s", d)
+			time.Sleep(d)
+			b.xc, err = b.createXMPP()
+			if err == nil {
+				b.Remote <- config.Message{Username: "system", Text: "rejoin", Channel: "", Account: b.Account, Event: config.EventRejoinChannels}
+				b.handleXMPP()
+				bf.Reset()
+			}
+		}
+	}()
 	return nil
 }
 
@@ -62,68 +75,40 @@ func (b *Bxmpp) JoinChannel(channel config.ChannelInfo) error {
 }
 
 func (b *Bxmpp) Send(msg config.Message) (string, error) {
-	// should be fixed by using a cache instead of dropping
-	if !b.Connected() {
-		return "", fmt.Errorf("bridge %s not connected, dropping message %#v to bridge", b.Account, msg)
-	}
 	// ignore delete messages
 	if msg.Event == config.EventMsgDelete {
 		return "", nil
 	}
 	b.Log.Debugf("=> Receiving %#v", msg)
 
-	if msg.Event == config.EventAvatarDownload {
-		return b.cacheAvatar(&msg), nil
-	}
-
-	// Upload a file (in XMPP case send the upload URL because XMPP has no native upload support).
+	// Upload a file (in xmpp case send the upload URL because xmpp has no native upload support)
 	if msg.Extra != nil {
 		for _, rmsg := range helper.HandleExtra(&msg, b.General) {
-			b.Log.Debugf("=> Sending attachement message %#v", rmsg)
-			if _, err := b.xc.Send(xmpp.Chat{
-				Type:   "groupchat",
-				Remote: rmsg.Channel + "@" + b.GetString("Muc"),
-				Text:   rmsg.Username + rmsg.Text,
-			}); err != nil {
-				b.Log.WithError(err).Error("Unable to send message with share URL.")
-			}
+			b.xc.Send(xmpp.Chat{Type: "groupchat", Remote: rmsg.Channel + "@" + b.GetString("Muc"), Text: rmsg.Username + rmsg.Text})
 		}
 		if len(msg.Extra["file"]) > 0 {
-			return "", b.handleUploadFile(&msg)
+			return b.handleUploadFile(&msg)
 		}
 	}
 
-	var msgReplaceID string
-	msgID := xid.New().String()
+	var msgreplaceid string
+	msgid := xid.New().String()
 	if msg.ID != "" {
-		msgID = msg.ID
-		msgReplaceID = msg.ID
+		msgid = msg.ID
+		msgreplaceid = msg.ID
 	}
-	// Post normal message.
-	b.Log.Debugf("=> Sending message %#v", msg)
-	if _, err := b.xc.Send(xmpp.Chat{
-		Type:      "groupchat",
-		Remote:    msg.Channel + "@" + b.GetString("Muc"),
-		Text:      msg.Username + msg.Text,
-		ID:        msgID,
-		ReplaceID: msgReplaceID,
-	}); err != nil {
+	// Post normal message
+	_, err := b.xc.Send(xmpp.Chat{Type: "groupchat", Remote: msg.Channel + "@" + b.GetString("Muc"), Text: msg.Username + msg.Text, ID: msgid, ReplaceID: msgreplaceid})
+	if err != nil {
 		return "", err
 	}
-	return msgID, nil
+	return msgid, nil
 }
 
-func (b *Bxmpp) createXMPP() error {
-	if !strings.Contains(b.GetString("Jid"), "@") {
-		return fmt.Errorf("the Jid %s doesn't contain an @", b.GetString("Jid"))
-	}
-	tc := &tls.Config{
-		ServerName:         strings.Split(b.GetString("Jid"), "@")[1],
-		InsecureSkipVerify: b.GetBool("SkipTLSVerify"), // nolint: gosec
-	}
-
-	xmpp.DebugWriter = b.Log.Writer()
-
+func (b *Bxmpp) createXMPP() (*xmpp.Client, error) {
+	tc := new(tls.Config)
+	tc.InsecureSkipVerify = b.GetBool("SkipTLSVerify")
+	tc.ServerName = strings.Split(b.GetString("Server"), ":")[0]
 	options := xmpp.Options{
 		Host:                         b.GetString("Server"),
 		User:                         b.GetString("Jid"),
@@ -132,6 +117,7 @@ func (b *Bxmpp) createXMPP() error {
 		StartTLS:                     true,
 		TLSConfig:                    tc,
 		Debug:                        b.GetBool("debug"),
+		Logger:                       b.Log.Writer(),
 		Session:                      true,
 		Status:                       "",
 		StatusMessage:                "",
@@ -140,54 +126,7 @@ func (b *Bxmpp) createXMPP() error {
 	}
 	var err error
 	b.xc, err = options.NewClient()
-	return err
-}
-
-func (b *Bxmpp) manageConnection() {
-	b.setConnected(true)
-	initial := true
-	bf := &backoff.Backoff{
-		Min:    time.Second,
-		Max:    5 * time.Minute,
-		Jitter: true,
-	}
-
-	// Main connection loop. Each iteration corresponds to a successful
-	// connection attempt and the subsequent handling of the connection.
-	for {
-		if initial {
-			initial = false
-		} else {
-			b.Remote <- config.Message{
-				Username: "system",
-				Text:     "rejoin",
-				Channel:  "",
-				Account:  b.Account,
-				Event:    config.EventRejoinChannels,
-			}
-		}
-
-		if err := b.handleXMPP(); err != nil {
-			b.Log.WithError(err).Error("Disconnected.")
-			b.setConnected(false)
-		}
-
-		// Reconnection loop using an exponential back-off strategy. We
-		// only break out of the loop if we have successfully reconnected.
-		for {
-			d := bf.Duration()
-			b.Log.Infof("Reconnecting in %s.", d)
-			time.Sleep(d)
-
-			b.Log.Infof("Reconnecting now.")
-			if err := b.createXMPP(); err == nil {
-				b.setConnected(true)
-				bf.Reset()
-				break
-			}
-			b.Log.Warn("Failed to reconnect.")
-		}
-	}
+	return b.xc, err
 }
 
 func (b *Bxmpp) xmppKeepAlive() chan bool {
@@ -199,7 +138,8 @@ func (b *Bxmpp) xmppKeepAlive() chan bool {
 			select {
 			case <-ticker.C:
 				b.Log.Debugf("PING")
-				if err := b.xc.PingC2S("", ""); err != nil {
+				err := b.xc.PingC2S("", "")
+				if err != nil {
 					b.Log.Debugf("PING failed %#v", err)
 				}
 			case <-done:
@@ -211,68 +151,40 @@ func (b *Bxmpp) xmppKeepAlive() chan bool {
 }
 
 func (b *Bxmpp) handleXMPP() error {
-	b.startTime = time.Now()
-
+	var ok bool
+	var msgid string
 	done := b.xmppKeepAlive()
 	defer close(done)
-
 	for {
 		m, err := b.xc.Recv()
 		if err != nil {
 			return err
 		}
-
 		switch v := m.(type) {
 		case xmpp.Chat:
 			if v.Type == "groupchat" {
 				b.Log.Debugf("== Receiving %#v", v)
-
-				// Skip invalid messages.
+				// skip invalid messages
 				if b.skipMessage(v) {
 					continue
 				}
-
-				var event string
-				if strings.Contains(v.Text, "has set the subject to:") {
-					event = config.EventTopicChange
-				}
-
-				avatar := getAvatar(b.avatarMap, v.Remote, b.General)
-				if avatar == "" {
-					b.Log.Debugf("Requesting avatar data")
-					b.xc.AvatarRequestData(v.Remote)
-				}
-
-				msgID := v.ID
+				msgid = v.ID
 				if v.ReplaceID != "" {
-					msgID = v.ReplaceID
-				}
-				rmsg := config.Message{
-					Username: b.parseNick(v.Remote),
-					Text:     v.Text,
-					Channel:  b.parseChannel(v.Remote),
-					Account:  b.Account,
-					Avatar:   avatar,
-					UserID:   v.Remote,
-					ID:       msgID,
-					Event:    event,
+					msgid = v.ReplaceID
 				}
+				rmsg := config.Message{Username: b.parseNick(v.Remote), Text: v.Text, Channel: b.parseChannel(v.Remote), Account: b.Account, UserID: v.Remote, ID: msgid}
 
-				// Check if we have an action event.
-				var ok bool
+				// check if we have an action event
 				rmsg.Text, ok = b.replaceAction(rmsg.Text)
 				if ok {
 					rmsg.Event = config.EventUserAction
 				}
-
 				b.Log.Debugf("<= Sending message from %s on %s to gateway", rmsg.Username, b.Account)
 				b.Log.Debugf("<= Message is %#v", rmsg)
 				b.Remote <- rmsg
 			}
-		case xmpp.AvatarData:
-			b.handleDownloadAvatar(v)
 		case xmpp.Presence:
-			// Do nothing.
+			// do nothing
 		}
 	}
 }
@@ -285,41 +197,30 @@ func (b *Bxmpp) replaceAction(text string) (string, bool) {
 }
 
 // handleUploadFile handles native upload of files
-func (b *Bxmpp) handleUploadFile(msg *config.Message) error {
-	var urlDesc string
+func (b *Bxmpp) handleUploadFile(msg *config.Message) (string, error) {
+	var urldesc = ""
 
-	for _, file := range msg.Extra["file"] {
-		fileInfo := file.(config.FileInfo)
-		if fileInfo.Comment != "" {
-			msg.Text += fileInfo.Comment + ": "
+	for _, f := range msg.Extra["file"] {
+		fi := f.(config.FileInfo)
+		if fi.Comment != "" {
+			msg.Text += fi.Comment + ": "
 		}
-		if fileInfo.URL != "" {
-			msg.Text = fileInfo.URL
-			if fileInfo.Comment != "" {
-				msg.Text = fileInfo.Comment + ": " + fileInfo.URL
-				urlDesc = fileInfo.Comment
+		if fi.URL != "" {
+			msg.Text = fi.URL
+			if fi.Comment != "" {
+				msg.Text = fi.Comment + ": " + fi.URL
+				urldesc = fi.Comment
 			}
 		}
-		if _, err := b.xc.Send(xmpp.Chat{
-			Type:   "groupchat",
-			Remote: msg.Channel + "@" + b.GetString("Muc"),
-			Text:   msg.Username + msg.Text,
-		}); err != nil {
-			return err
+		_, err := b.xc.Send(xmpp.Chat{Type: "groupchat", Remote: msg.Channel + "@" + b.GetString("Muc"), Text: msg.Username + msg.Text})
+		if err != nil {
+			return "", err
 		}
-
-		if fileInfo.URL != "" {
-			if _, err := b.xc.SendOOB(xmpp.Chat{
-				Type:    "groupchat",
-				Remote:  msg.Channel + "@" + b.GetString("Muc"),
-				Ooburl:  fileInfo.URL,
-				Oobdesc: urlDesc,
-			}); err != nil {
-				b.Log.WithError(err).Warn("Failed to send share URL.")
-			}
+		if fi.URL != "" {
+			b.xc.SendOOB(xmpp.Chat{Type: "groupchat", Remote: msg.Channel + "@" + b.GetString("Muc"), Ooburl: fi.URL, Oobdesc: urldesc})
 		}
 	}
-	return nil
+	return "", nil
 }
 
 func (b *Bxmpp) parseNick(remote string) string {
@@ -358,23 +259,7 @@ func (b *Bxmpp) skipMessage(message xmpp.Chat) bool {
 		return true
 	}
 
-	// do not show subjects on connect #732
-	if strings.Contains(message.Text, "has set the subject to:") && time.Since(b.startTime) < time.Second*5 {
-		return true
-	}
-
 	// skip delayed messages
-	return !message.Stamp.IsZero() && time.Since(message.Stamp).Minutes() > 5
-}
-
-func (b *Bxmpp) setConnected(state bool) {
-	b.Lock()
-	b.connected = state
-	defer b.Unlock()
-}
-
-func (b *Bxmpp) Connected() bool {
-	b.RLock()
-	defer b.RUnlock()
-	return b.connected
+	t := time.Time{}
+	return message.Stamp != t
 }

bridge/zulip/zulip.go

@@ -4,8 +4,6 @@ import (
 	"encoding/json"
 	"io/ioutil"
 	"strconv"
-	"strings"
-	"sync"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge"
@@ -19,7 +17,6 @@ type Bzulip struct {
 	bot     *gzb.Bot
 	streams map[int]string
 	*bridge.Config
-	sync.RWMutex
 }
 
 func New(cfg *bridge.Config) bridge.Bridger {
@@ -103,46 +100,14 @@ func (b *Bzulip) getChannel(id int) string {
 
 func (b *Bzulip) handleQueue() error {
 	for {
-		messages, err := b.q.GetEvents()
-		switch err {
-		case gzb.BackoffError:
-			time.Sleep(time.Second * 5)
-		case gzb.NoJSONError:
-			b.Log.Error("Response wasn't JSON, server down or restarting? sleeping 10 seconds")
-			time.Sleep(time.Second * 10)
-		case gzb.BadEventQueueError:
-			b.Log.Info("got a bad event queue id error, reconnecting")
-			b.bot.Queues = nil
-			for {
-				b.q, err = b.bot.RegisterAll()
-				if err != nil {
-					b.Log.Errorf("reconnecting failed: %s. Sleeping 10 seconds", err)
-					time.Sleep(time.Second * 10)
-				}
-				break
-			}
-		case gzb.HeartbeatError:
-			b.Log.Debug("heartbeat received.")
-		default:
-			b.Log.Debugf("receiving error: %#v", err)
-		}
-		if err != nil {
-			continue
-		}
+		messages, _ := b.q.GetEvents()
 		for _, m := range messages {
 			b.Log.Debugf("== Receiving %#v", m)
 			// ignore our own messages
 			if m.SenderEmail == b.GetString("login") {
 				continue
 			}
-			rmsg := config.Message{
-				Username: m.SenderFullName,
-				Text:     m.Content,
-				Channel:  b.getChannel(m.StreamID) + "/topic:" + m.Subject,
-				Account:  b.Account,
-				UserID:   strconv.Itoa(m.SenderID),
-				Avatar:   m.AvatarURL,
-			}
+			rmsg := config.Message{Username: m.SenderFullName, Text: m.Content, Channel: b.getChannel(m.StreamID), Account: b.Account, UserID: strconv.Itoa(m.SenderID), Avatar: m.AvatarURL}
 			b.Log.Debugf("<= Sending message from %s on %s to gateway", rmsg.Username, b.Account)
 			b.Log.Debugf("<= Message is %#v", rmsg)
 			b.Remote <- rmsg
@@ -153,11 +118,9 @@ func (b *Bzulip) handleQueue() error {
 }
 
 func (b *Bzulip) sendMessage(msg config.Message) (string, error) {
-	topic := ""
-	if strings.Contains(msg.Channel, "/topic:") {
-		res := strings.Split(msg.Channel, "/topic:")
-		topic = res[1]
-		msg.Channel = res[0]
+	topic := "matterbridge"
+	if b.GetString("topic") != "" {
+		topic = b.GetString("topic")
 	}
 	m := gzb.Message{
 		Stream:  msg.Channel,

changelog.md

@@ -1,363 +1,3 @@
-# v1.17.3
-
-## Enhancements
-
-- xmpp: Implement User Avatar spoofing of XMPP users #1090
-- rocketchat: Relay Joins/Topic changes in RocketChat bridge (#1085)
-- irc: Add JoinDelay option (irc). Fixes #1084 (#1098)
-- slack: Clip too long messages on 3000 length (slack). Fixes #1081 (#1102)
-
-## Bugfix
-
-- general: Fix the behavior of ShowTopicChange and SyncTopic (#1086)
-- slack: Prevent image/message looping (slack). Fixes #1088 (#1096)
-- whatsapp: Ignore non-critical errors (whatsapp). Fixes #1094 (#1100)
-- irc: Add extra space before colon in attachments (irc). Fixes #1089 (#1101)
-
-This release couldn't exist without the following contributors:
-@42wim, @ldruschk, @qaisjp, @Polynomdivision
-
-# v1.17.2
-
-## Enhancements
-
-- slack: Update vendor slack-go/slack (#1068)
-- general: Update vendor d5/tengo (#1066)
-- general: Clarify terminology used in mapping group chat IDs to channels in config (#1079)
-
-## Bugfix
-
-- whatsapp: Update Rhymen/go-whatsapp vendor and whatsapp version (#1078). Fixes Media upload #1074
-- whatsapp: Reset start timestamp on reconnect (whatsapp). Fixes #1059 (#1064)
-
-This release couldn't exist without the following contributors:
-@42wim, @jheiselman
-
-# v1.17.1
-
-## Enhancements
-
-- docker: Remove build dependencies from final image (multistage build) #1057
-
-## Bugfix
-
-- general: Don't transmit typing events from ourselves #1056
-- general: Add support for build tags #1054
-- discord: Strip extra info from emotes (discord) #1052
-- msteams: fix macos build: Update vendor yaegashi/msgraph.go to v0.1.2 #1036
-- whatsapp: Update client version whatsapp. Fixes #1061 #1062
-
-This release couldn't exist without the following contributors:
-@awigen, @qaisjp, @42wim
-
-# v1.17.0
-
-## New features
-
-- msteams: new protocol added. Add initial Microsoft Teams support #967
-  See https://github.com/42wim/matterbridge/wiki/MS-Teams-setup for a complete walkthrough
-- discord: Add ability to procure avatars from the destination bridge #1000
-- matrix: Add support for avatars from matrix. #1007
-- general: support JSON and YAML config formats #1045
-
-## Enhancements
-
-- discord: Check only bridged channels for PermManageWebhooks #1001
-- irc: Be less lossy when throttling IRC messages #1004
-- keybase: updated library #1002, #1019
-- matrix: Rebase gomatrix vendor with upstream #1006
-- slack: Use upstream slack-go/slack again #1018
-- slack: Ignore ConnectingEvent #1041
-- slack: use blocks not attachments #1048
-- sshchat: Update vendor shazow/ssh-chat #1029
-- telegram: added markdownv2 mode for telegram #1037
-- whatsapp: Implement basic reconnect (whatsapp). Fixes #987 #1003
-
-## Bugfix
-
-- discord: Fix webhook permission checks sometimes failing #1043
-- discord: Fix #1027: warning when handling inbound webhooks #1044
-- discord: Fix duplicate separator on empty description/url (discord) #1035
-- matrix: Fix issue with underscores in links #999
-- slack: Fix #1039: messages sent to Slack being synced back #1046
-- telegram: Make avatars download work with mediaserverdownload (telegram). Fixes #920 
-
-This release couldn't exist without the following contributors:
-@qaisjp, @jakubgs, @burner1024, @notpushkin, @MartijnBraam, @42wim
-
-# v1.16.5
-
-- Fix version bump
-
-# v1.16.4
-
-## New features
-
-- whatsapp: Add support for WhatsApp media (jpeg/png/gif) bridging (#974)
-- telegram: Add QuoteLengthLimit option (telegram) fixes #963 (#985)
-- telegram: Add DisableWebPagePreview option (telegram). Closes #980 (#994)
-
-## Enhancements
-
-- general: update dependencies
-- tengo: update to tengo v2
-- general: Add Docker Compose configuration (#990)
-
-## Bugfix
-
-- general: Fail with message instead of panic. #988 (#991)
-- telegram: Add extra mimetypes to docker image. Fixes #969
-- discord: Fix channel ID problem with multiple gateways (discord). Fixes #953 (#977)
-- discord: Show file comment in webhook if normal message is empty (discord). Fixes #962 (#995)
-- matrix: Fix parsing issues - Disable smartypants in markdown parser. Fixes #989, #983 (#993)
-- sshchat: Fix duplicated messages (sshchat). Fixes #950 (#996)
-
-This release couldn't exist without the following contributors:
-@jwflory, @42wim, @pbek, @Humorhenker, @c0ncord2, @glazzara
-
-# v1.16.3
-
-## Bugfix
-
-- slack: Fix issues with ratelimiting #959
-- mattermost: Fix bug when using webhookURL and login/token together #960
-
-# v1.16.2
-
-## New features
-
-- keybase: Add support for receiving attachments (keybase) (#923)
-
-## Enhancements
-
-- general: Switch to new emoji library kyokomi/emoji (#948)
-- general: Update markdown parsing library to github.com/gomarkdown/markdown (#944)
-- ssh-chat: Update shazow/ssh-chat dependency (#947)
-
-## Bugfix
-
-- slack: Fix issues with the slack block kit API #937 (#943).
-
-This release couldn't exist without the following contributors:
-@42wim, @bmpickford, @goncalor
-
-# v1.16.1
-
-## New features
-
-* rocketchat: add token support #892
-* matrix: Add support for uploading application/x and audio/x (matrix). #929
-
-## Enhancements
-
-* general: Do configuration validation on start-up. Fixes #888
-* general: updated vendored libraries (discord/whatsapp) #932
-* discord: user typing messages #914
-* slack: Convert slack bold/strike to correct markdown (slack). Fixes #918
-
-## Bugfix
-
-* discord: fix Failed to fetch information for members message. #894
-* discord: remove obsolete file upload links (discord). #931
-* slack: suppress unhandled HelloEvent message #913
-* mattermost: Fix panic on WebhookURL only setting (mattermost). #917
-* matrix: fix corrupted links between slack and matrix #924
-
-This release couldn't exist without the following contributors:
-@qaisjp, @hramrach, @42wim
-
-# v1.16.0
-
-## New features
-
-* keybase: new protocol added. Add initial Keybase Chat support #877 Thanks to @hyperobject
-* discord: Support webhook files in discord #872
-
-## Enhancements
-
-* general: update dependencies
-
-## Bugfix
-
-* discord: Underscores from Discord don't arrive correctly #864
-* xmpp: Fix possible panic at startup of the XMPP bridge #869
-* mattermost: Make getChannelIdTeam behave like GetChannelId for groups (mattermost) #873
-
-This release couldn't exist without the following contributors:
-@hyperobject, @42wim, @bucko909, @MOZGIII
-
-# v1.15.1
-
-## New features
-* discord: Support webhook message deletions (discord) (#853)
-
-## Enhancements
-
-* discord: Support bulk deletions #851
-* discord: Support channels in categories #863 (use category/channel. See matterbridge.toml.sample for more info)
-* mattermost: Add an option to skip the Mattermost server version check #849
-
-## Bugfix
-
-* xmpp: fix segfault when disconnected/reconnected #856
-* telegram: fix panic in handleEntities #858
-
-This release couldn't exist without the following contributors:
-@42wim, @qaisjp, @joohoi
-
-# v1.15.0
-## New features
-* Add scripting (tengo) support for every outgoing message (#806)
-  See https://github.com/42wim/matterbridge/wiki/Settings#tengo and 
-  https://github.com/42wim/matterbridge/wiki/Settings#outmessage for more information
-* Add tengo support to RemoteNickFormat (#793)
-  See https://github.com/42wim/matterbridge/wiki/Settings#remotenickformat-2
-  * Deprecated `Message` under `[tengo]` to `InMessage`
-
-## Enhancements
-  * general: Forward only user-typing messages if supported by protocol (#832)
-  * general: updated wiki with all possible settings: https://github.com/42wim/matterbridge/wiki/Settings
-  * tengo: Add msg event to tengo
-  * xmpp: Verify TLS against JID domain, not the host. (xmpp) (#834)
-  * xmpp: Allow messages with timestamp (xmpp). Fixes #835 (#847)
-  * irc: Add verbose IRC joins/parts (ident@host) (#805)
-  See https://github.com/42wim/matterbridge/wiki/Settings#verbosejoinpart
-  * rocketchat: Add useraction support (rocketchat). Closes #772 (#794)
-
-## Bugfix
-  * slack: Fix regression in autojoining with legacy tokens (slack). Fixes #651 (#848)
-  * xmpp: Revert xmpp to orig behaviour. Closes #844
-* whatsapp: Update github.com/Rhymen/go-whatsapp vendor. Fixes #843
-* mattermost: Update channels of all teams (mattermost)
-
-This release couldn't exist without the following contributors:
-@42wim, @Helcaraxan, @chotaire, @qaisjp, @dajohi, @kousu
-
-# v1.14.4
-
-## Bugfix
-* mattermost: Add Id to EditMessage (mattermost). Fixes #802
-* mattermost: Fix panic on nil message.Post (mattermost). Fixes #804
-* mattermost: Handle unthreaded messages (mattermost). Fixes #803
-* mattermost: Use paging in initUser and UpdateUsers (mattermost)
-* slack: Add lacking clean-up in Slack synchronisation (#811)
-* slack: Disable user lookups on delete messages (slack) (#812)
-
-# v1.14.3
-
-## Bugfix
-* irc: Fix deadlock on reconnect (irc). Closes #757
-
-# v1.14.2
-
-## Bugfix
-* general: Update tengo vendor and load the stdlib. Fixes #789 (#792)
-* rocketchat: Look up #channel too (rocketchat). Fix #773 (#775)
-* slack: Ignore messagereplied and hidden messages (slack). Fixes #709 (#779)
-* telegram: Handle nil message (telegram). Fixes #777
-* irc: Use default nick if none specified (irc). Fixes #785
-* irc: Return when not connected and drop a message (irc). Fixes #786
-* irc: Revert fix for #722 (Support quits from irc correctly). Closes #781
-
-## Contributors
-This release couldn't exist without the following contributors:
-@42wim, @Helcaraxan, @dajohi
-
-# v1.14.1
-## Bugfix
-* slack: Fix crash double unlock (slack) (#771)
-
-# v1.14.0
-
-## Breaking
-* zulip: Need to specify /topic:mytopic for channel configuration (zulip). (#751)
-
-## New features
-* whatsapp: new protocol added. Add initial WhatsApp support (#711) Thanks to @KrzysztofMadejski
-* facebook messenger: new protocol via matterbridge api. See https://github.com/VictorNine/fbridge/ for more information.
-* general: Add scripting (tengo) support for every incoming message (#731). See `TengoModifyMessage`
-* general: Allow regexs in ignoreNicks. Closes #690 (#720)
-* general: Support rewriting messages from relaybots using ExtractNicks. Fixes #466 (#730). See `ExtractNicks` in matterbridge.toml.sample
-* general: refactor Make all loggers derive from non-default instance (#728). Thanks to @Helcaraxan
-* rocketchat: add support for the rocketchat API. Sending to rocketchat now supports uploading of files, editing and deleting of messages.
-* discord: Support join/leaves from discord. Closes #654 (#721)
-* discord: Allow sending discriminator with Discord username (#726). See `UseDiscriminator` in matterbridge.toml.sample
-* slack: Add extra debug option (slack). See `Debug` in the slack section in matterbridge.toml.sample
-* telegram: Add support for URL in messageEntities (telegram). Fixes #735 (#736)
-* telegram: Add MediaConvertWebPToPNG option (telegram). (#741). See `MediaConvertWebPToPNG` in matterbridge.toml.sample
-
-## Enhancements
-* general: Fail gracefully on incorrect human input. Fixes #739 (#740)
-* matrix: Detect html nicks in RemoteNickFormat (matrix). Fixes #696 (#719)
-* matrix: Send notices on join/parts (matrix). Fixes #712 (#716)
-
-## Bugfix
-* general: Handle file upload/download only once for each message (#742)
-* zulip: Fix error handling on bad event queue id (zulip). Closes #694
-* zulip: Keep reconnecting until succeed (zulip) (#737)
-* irc: add support for (older) unrealircd versions. #708
-* irc: Support quits from irc correctly. Fixes #722 (#724)
-* matrix: Send username when uploading video/images (matrix). Fixes #715 (#717)
-* matrix: Trim <p> and </p> tags (matrix). Closes #686 (#753)
-* slack: Hint at thread replies when messages are unthreaded (slack) (#684)
-* slack: Fix race-condition in populateUser() (#767)
-* xmpp: Do not send topic changes on connect (xmpp). Fixes #732 (#733)
-* telegram: Fix regression in HTML handling (telegram). Closes #734
-* discord: Do not relay any bot messages (discord) (#743)
-* rocketchat: Do not send duplicate messages (rocketchat). Fixes #745 (#752)
-
-## Contributors
-This release couldn't exist without the following contributors:
-@Helcaraxan, @KrzysztofMadejski, @AJolly, @DeclanHoare
-
-# v1.13.1
-
-This release fixes go modules issues because of https://github.com/labstack/echo/issues/1272
-
-## Bugfix
-* general: fixes Unable to build 1.13.0 #698
-* api: move to labstack/echo/v4 fixes #698
-
-# v1.13.0
-
-## New features
-* general: refactors of telegram, irc, mattermost, matrix, discord, sshchat bridges and the gateway.
-* irc: Add option to send RAW commands after connection (irc) #490. See `RunCommands` in matterbridge.toml.sample
-* mattermost: 3.x support dropped
-* mattermost: Add support for mattermost threading (#627)
-* slack: Sync channel topics between Slack bridges #585. See `SyncTopic` in matterbridge.toml.sample
-* matrix: Add support for markdown to HTML conversion (matrix). Closes #663 (#670)
-* discord: Improve error reporting on failure to join Discord. Fixes #672 (#680)
-* discord: Use only one webhook if possible (discord) (#681)
-* discord: Allow to bridge non-bot Discord users (discord) (#689) If you prefix a token with `User ` it'll treat is as a user token.
-
-## Bugfix
-* slack: Try downloading files again if slack is too slow (slack). Closes #655 (#656)
-* slack: Ignore LatencyReport event (slack)
-* slack: Fix #668 strip lang in code fences sent to Slack (#673)
-* sshchat: Fix sshchat connection logic (#661)
-* sshchat: set quiet mode to filter joins/quits
-* sshchat: Trim newlines in the end of relayed messages
-* sshchat: fix media links
-* sshchat: do not relay "Rate limiting is in effect" message
-* mattermost: Fail if channel starts with hashtag (mattermost). Closes #625
-* discord: Add file comment to webhook messages (discord). Fixes #358
-* matrix: Fix displaying usernames for plain text clients. (matrix) (#685)
-* irc: Fix possible data race (irc). Closes #693
-* irc: Handle servers without MOTD (irc). Closes #692
-
-# v1.12.3
-## Bugfix
-* slack: Fix bot (legacy token) messages not being send. Closes #571
-* slack: Populate user on channel join (slack) (#644)
-* slack: Add wait option for populateUsers/Channels (slack) Fixes #579 (#653)
-
-# v1.12.2
-
-## Bugfix
-* irc: Fix multiple channel join regression. Closes #639
-* slack: Make slack-legacy change less restrictive (#626)
-
 # v1.12.1
 
 ## Bugfix

ci/bintray.sh

@@ -1,8 +1,5 @@
-#!/usr/bin/env bash
-set -u -e -x -o pipefail
-
-go version | grep go1.14 || exit
-
+#!/bin/bash
+go version | grep go1.11 || exit
 VERSION=$(git describe --tags)
 mkdir ci/binaries
 GOOS=windows GOARCH=amd64 go build -ldflags "-s -w -X main.githash=$(git log --pretty=format:'%h' -n 1)" -o ci/binaries/matterbridge-$VERSION-windows-amd64.exe

ci/lint.sh

@@ -1,17 +0,0 @@
-#!/usr/bin/env bash
-set -u -e -x -o pipefail
-
-if [[ -n "${GOLANGCI_VERSION-}" ]]; then
-  # Retrieve the golangci-lint linter binary.
-  curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | bash -s -- -b ${GOPATH}/bin ${GOLANGCI_VERSION}
-fi
-
-# Run the linter.
-golangci-lint run
-
-# if [[ "${GO111MODULE-off}" == "on" ]]; then
-#   # If Go modules are active then check that dependencies are correctly maintained.
-#   go mod tidy
-#   go mod vendor
-#   git diff --exit-code --quiet || (echo "Please run 'go mod tidy' to clean up the 'go.mod' and 'go.sum' files."; false)
-# fi

ci/test.sh

@@ -1,17 +0,0 @@
-#!/usr/bin/env bash
-set -u -e -x -o pipefail
-
-if [[ -n "${REPORT_COVERAGE+cover}" ]]; then
-  # Retrieve and prepare CodeClimate's test coverage reporter.
-  curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
-  chmod +x ./cc-test-reporter
-  ./cc-test-reporter before-build
-fi
-
-# Run all the tests with the race detector and generate coverage.
-go test -v -race -coverprofile c.out ./...
-
-if [[ -n "${REPORT_COVERAGE+cover}" && "${TRAVIS_SECURE_ENV_VARS}" == "true" ]]; then
-  # Upload test coverage to CodeClimate.
-  ./cc-test-reporter after-build
-fi

contrib/api.yaml

@@ -1,210 +0,0 @@
-openapi: 3.0.0
-info:
-  contact: {}
-  description: A read/write API for the Matterbridge chat bridge.
-  license:
-    name: Apache 2.0
-    url: 'https://github.com/42wim/matterbridge/blob/master/LICENSE'
-  title: Matterbridge API
-  version: "0.1.0-oas3"
-paths:
-  /health:
-    get:
-      responses:
-        '200':
-          description: OK
-          content:
-            '*/*':
-              schema:
-                type: string
-      summary: Checks if the server is alive.
-  /message:
-    post:
-      responses:
-        '200':
-          description: OK
-          content:
-            application/json:
-              schema:
-                $ref: '#/components/schemas/config.OutgoingMessageResponse'
-      summary: Create a message
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: '#/components/schemas/config.OutgoingMessage'
-        description: Message object to create
-        required: true
-  /messages:
-    get:
-      responses:
-        '200':
-          description: OK
-          content:
-            application/json:
-              schema:
-                items:
-                  $ref: '#/components/schemas/config.IncomingMessage'
-                type: array
-      security:
-        - ApiKeyAuth: []
-      summary: List new messages
-  /stream:
-    get:
-      responses:
-        '200':
-          description: OK
-          content:
-            application/x-json-stream:
-              schema:
-                $ref: '#/components/schemas/config.IncomingMessage'
-      summary: Stream realtime messages
-servers:
-  - url: /api
-components:
-  securitySchemes:
-    bearerAuth:
-      type: http
-      scheme: bearer
-  schemas:
-    config.IncomingMessage:
-      properties:
-        avatar:
-          description: URL to an avatar image
-          example: >-
-            https://secure.gravatar.com/avatar/1234567890abcdef1234567890abcdef.jpg
-          type: string
-        event:
-          description: >-
-            A specific matterbridge event. (see
-            https://github.com/42wim/matterbridge/blob/master/bridge/config/config.go#L16)
-          type: string
-        gateway:
-          description: Name of the gateway as configured in matterbridge.toml
-          example: mygateway
-          type: string
-        text:
-          description: Content of the message
-          example: 'Testing, testing, 1-2-3.'
-          type: string
-        username:
-          description: Human-readable username
-          example: alice
-          type: string
-        account:
-          description: Unique account name of format "[protocol].[slug]" as defined in matterbridge.toml 
-          example: slack.myteam
-          type: string
-        channel:
-          description: Human-readable channel name of sending bridge
-          example: test-channel
-          type: string
-        id:
-          description: Unique ID of message on the gateway
-          example: slack 1541361213.030700
-          type: string
-        parent_id:
-          description: Unique ID of a parent message, if threaded
-          example: slack 1541361213.030700
-          type: string
-        protocol:
-          description: Chat protocol of the sending bridge
-          example: slack
-          type: string
-        timestamp:
-          description: Timestamp of the message
-          example: "1541361213.030700"
-          type: string
-        userid:
-          description: Userid on the sending bridge
-          example: U4MCXJKNC
-          type: string
-        extra:
-          description: Extra data that doesn't fit in other fields (eg base64 encoded files)
-          type: object
-    config.OutgoingMessage:
-      properties:
-        avatar:
-          description: URL to an avatar image
-          example: >-
-            https://secure.gravatar.com/avatar/1234567890abcdef1234567890abcdef.jpg
-          type: string
-        event:
-          description: >-
-            A specific matterbridge event. (see
-            https://github.com/42wim/matterbridge/blob/master/bridge/config/config.go#L16)
-          example: ""
-          type: string
-        gateway:
-          description: Name of the gateway as configured in matterbridge.toml
-          example: mygateway
-          type: string
-        text:
-          description: Content of the message
-          example: 'Testing, testing, 1-2-3.'
-          type: string
-        username:
-          description: Human-readable username
-          example: alice
-          type: string
-      type: object
-      required:
-        - gateway
-        - text
-        - username
-    config.OutgoingMessageResponse:
-      properties:
-        avatar:
-          description: URL to an avatar image
-          example: >-
-            https://secure.gravatar.com/avatar/1234567890abcdef1234567890abcdef.jpg
-          type: string
-        event:
-          description: >-
-            A specific matterbridge event. (see
-            https://github.com/42wim/matterbridge/blob/master/bridge/config/config.go#L16)
-          example: ""
-          type: string
-        gateway:
-          description: Name of the gateway as configured in matterbridge.toml
-          example: mygateway
-          type: string
-        text:
-          description: Content of the message
-          example: 'Testing, testing, 1-2-3.'
-          type: string
-        username:
-          description: Human-readable username
-          example: alice
-          type: string
-        account:
-          description: fixed api account 
-          example: api.local
-          type: string
-        channel:
-          description: fixed api channel 
-          example: api
-          type: string
-        id:
-          example: ""
-          type: string
-        parent_id:
-          example: ""
-          type: string
-        protocol:
-          description: fixed api protocol
-          example: api
-          type: string
-        timestamp:
-          description: Timestamp of the message
-          example: "1541361213.030700"
-          type: string
-        userid:
-          example: ""
-          type: string
-        extra:
-          example: null
-          type: object
-      type: object
-security:
-  - bearerAuth: []

contrib/example.tengo

@@ -1,2 +0,0 @@
-text := import("text")
-msgText=text.re_replace("matterbridge",msgText,"matterbridge (https://github.com/42wim/matterbridge)")

contrib/outmessage-discordemoji.tengo

@@ -1,10 +0,0 @@
-text := import("text")
-
-// if we're not sending to a discord bridge,
-// then convert custom emoji tags into url's
-if (inProtocol == "discord" && outProtocol != "discord") {
-    rePNG := text.re_compile(`<:.*?:([0-9]+)>`)
-    msgText=rePNG.replace(msgText,"https://cdn.discordapp.com/emojis/$1.png")
-    reGIF := text.re_compile(`<a:.*?:([0-9]+)>`)
-    msgText=reGIF.replace(msgText,"https://cdn.discordapp.com/emojis/$1.gif")
-}

contrib/outmessage-irccolornick.tengo

@@ -1,14 +0,0 @@
-// See https://github.com/42wim/matterbridge/issues/881
-// Generates a colored nick for each msgUsername, with example to filter specific codes 
-
-text := import("text")
-fmt := import("fmt")
-if outProtocol == "irc" {
-    // generate a color for a nick, make sure it isn't 0 or 15
-    colorCode := len(msgUsername)+bytes(msgUsername)[0]%14 + 2
-    // example if we want to use colorCode 3 when we have calculated colorcode 14
-    if colorCode == 14 {
-        colorCode = 3
-    }
-    msgUsername=fmt.sprintf("\x03%02d%s\x0F", colorCode, msgUsername)
-}

contrib/outmessage-irccolors.tengo

@@ -1,7 +0,0 @@
-// See https://github.com/42wim/matterbridge/issues/798
-
-// if we're not sending to an irc bridge we strip the IRC colors
-if outProtocol != "irc" {
-    re := text.re_compile(`\x03(?:\d{1,2}(?:,\d{1,2})?)?|[[:cntrl:]]`)
-    msgText=re.replace(msgText,"")
-}

contrib/remotenickformat-zerowidth.tengo

@@ -1,16 +0,0 @@
-/*
-This script will return the nick except with multi-character usernames
-containing a zero-width space between the first and second character letter.
-
-Single character usernames will be left untouched.
-
-This is useful to prevent remote users from nickalerting
-IRC users of the same name when the remote user speaks.
-
-This result can be used in {TENGO} in RemoteNickFormat.
-*/
-
-result = nick
-if len(nick) > 1 {
-    result = string(nick[0]) + "​" + nick[1:]
-}

contrib/remotenickformat.tengo

@@ -1,9 +0,0 @@
-/*
-This script will return the current time in kitchen format if the protocol (of the remote bridge) isn't irc
-See https://github.com/d5/tengo/blob/master/docs/stdlib-times.md
-This result can be used in {TENGO} in RemoteNickFormat
-*/
-times := import("times")
-if protocol != "irc" {
-   result=times.time_format(times.now(),times.format_kitchen)
-}

docker/arm/Dockerfile

@@ -1,9 +1,11 @@
-FROM alpine:edge as certs
-RUN apk --update add ca-certificates
-
-FROM scratch
-ARG VERSION=1.12.3
-COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-ADD https://github.com/42wim/matterbridge/releases/download/v${VERSION}/matterbridge-linux-arm /bin/matterbridge
-RUN chmod +x /bin/matterbridge
+FROM cmosh/alpine-arm:edge
 ENTRYPOINT ["/bin/matterbridge"]
+
+COPY . /go/src/github.com/42wim/matterbridge
+RUN apk update && apk add go git gcc musl-dev ca-certificates \
+        && cd /go/src/github.com/42wim/matterbridge \
+        && export GOPATH=/go \
+        && go get \
+        && go build -x -ldflags "-X main.githash=$(git log --pretty=format:'%h' -n 1)" -o /bin/matterbridge \
+        && rm -rf /go \
+        && apk del --purge git go gcc musl-dev

gateway/bench.tengo

@@ -1,5 +0,0 @@
-text := import("text")
-if text.re_match("blah",msgText) {
-    msgText="replaced by this"
-    msgUsername="fakeuser"
-}

gateway/bridgemap/api.go

@@ -1,11 +0,0 @@
-// +build !noapi
-
-package bridgemap
-
-import (
-	"github.com/42wim/matterbridge/bridge/api"
-)
-
-func init() {
-	FullMap["api"] = api.New
-}

gateway/bridgemap/bdiscord.go

@@ -1,12 +0,0 @@
-// +build !nodiscord
-
-package bridgemap
-
-import (
-	bdiscord "github.com/42wim/matterbridge/bridge/discord"
-)
-
-func init() {
-	FullMap["discord"] = bdiscord.New
-	UserTypingSupport["discord"] = struct{}{}
-}

gateway/bridgemap/bgitter.go

@@ -1,11 +0,0 @@
-// +build !nogitter
-
-package bridgemap
-
-import (
-	bgitter "github.com/42wim/matterbridge/bridge/gitter"
-)
-
-func init() {
-	FullMap["gitter"] = bgitter.New
-}

gateway/bridgemap/birc.go

@@ -1,11 +0,0 @@
-// +build !noirc
-
-package bridgemap
-
-import (
-	birc "github.com/42wim/matterbridge/bridge/irc"
-)
-
-func init() {
-	FullMap["irc"] = birc.New
-}

gateway/bridgemap/bkeybase.go

@@ -1,11 +0,0 @@
-// +build !nokeybase
-
-package bridgemap
-
-import (
-	bkeybase "github.com/42wim/matterbridge/bridge/keybase"
-)
-
-func init() {
-	FullMap["keybase"] = bkeybase.New
-}

gateway/bridgemap/bmatrix.go

@@ -1,11 +0,0 @@
-// +build !nomatrix
-
-package bridgemap
-
-import (
-	bmatrix "github.com/42wim/matterbridge/bridge/matrix"
-)
-
-func init() {
-	FullMap["matrix"] = bmatrix.New
-}

gateway/bridgemap/bmattermost.go

@@ -1,11 +0,0 @@
-// +build !nomattermost
-
-package bridgemap
-
-import (
-	bmattermost "github.com/42wim/matterbridge/bridge/mattermost"
-)
-
-func init() {
-	FullMap["mattermost"] = bmattermost.New
-}

gateway/bridgemap/bmsteams.go

@@ -1,11 +0,0 @@
-// +build !nomsteams
-
-package bridgemap
-
-import (
-	bmsteams "github.com/42wim/matterbridge/bridge/msteams"
-)
-
-func init() {
-	FullMap["msteams"] = bmsteams.New
-}

gateway/bridgemap/bridgemap.go

@@ -1,10 +0,0 @@
-package bridgemap
-
-import (
-	"github.com/42wim/matterbridge/bridge"
-)
-
-var (
-	FullMap           = map[string]bridge.Factory{}
-	UserTypingSupport = map[string]struct{}{}
-)

gateway/bridgemap/brocketchat.go

@@ -1,11 +0,0 @@
-// +build !norocketchat
-
-package bridgemap
-
-import (
-	brocketchat "github.com/42wim/matterbridge/bridge/rocketchat"
-)
-
-func init() {
-	FullMap["rocketchat"] = brocketchat.New
-}

gateway/bridgemap/bslack.go

@@ -1,13 +0,0 @@
-// +build !noslack
-
-package bridgemap
-
-import (
-	bslack "github.com/42wim/matterbridge/bridge/slack"
-)
-
-func init() {
-	FullMap["slack-legacy"] = bslack.NewLegacy
-	FullMap["slack"] = bslack.New
-	UserTypingSupport["slack"] = struct{}{}
-}

gateway/bridgemap/bsshchat.go

@@ -1,11 +0,0 @@
-// +build !nosshchat
-
-package bridgemap
-
-import (
-	bsshchat "github.com/42wim/matterbridge/bridge/sshchat"
-)
-
-func init() {
-	FullMap["sshchat"] = bsshchat.New
-}

gateway/bridgemap/bsteam.go

@@ -1,11 +0,0 @@
-// +build !nosteam
-
-package bridgemap
-
-import (
-	bsteam "github.com/42wim/matterbridge/bridge/steam"
-)
-
-func init() {
-	FullMap["steam"] = bsteam.New
-}

gateway/bridgemap/btelegram.go

@@ -1,11 +0,0 @@
-// +build !notelegram
-
-package bridgemap
-
-import (
-	btelegram "github.com/42wim/matterbridge/bridge/telegram"
-)
-
-func init() {
-	FullMap["telegram"] = btelegram.New
-}

gateway/bridgemap/bwhatsapp.go

@@ -1,11 +0,0 @@
-// +build !nowhatsapp
-
-package bridgemap
-
-import (
-	bwhatsapp "github.com/42wim/matterbridge/bridge/whatsapp"
-)
-
-func init() {
-	FullMap["whatsapp"] = bwhatsapp.New
-}

gateway/bridgemap/bxmpp.go

@@ -1,11 +0,0 @@
-// +build !noxmpp
-
-package bridgemap
-
-import (
-	bxmpp "github.com/42wim/matterbridge/bridge/xmpp"
-)
-
-func init() {
-	FullMap["xmpp"] = bxmpp.New
-}

gateway/bridgemap/bzulip.go

@@ -1,11 +0,0 @@
-// +build !nozulip
-
-package bridgemap
-
-import (
-	bzulip "github.com/42wim/matterbridge/bridge/zulip"
-)
-
-func init() {
-	FullMap["zulip"] = bzulip.New
-}

gateway/gateway.go

@@ -1,20 +1,35 @@
 package gateway
 
 import (
+	"bytes"
+	"crypto/sha1"
+	"fmt"
 	"io/ioutil"
+	"net/http"
 	"os"
+	"path/filepath"
 	"regexp"
 	"strings"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge"
+	"github.com/42wim/matterbridge/bridge/api"
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/internal"
-	"github.com/d5/tengo/v2"
-	"github.com/d5/tengo/v2/stdlib"
-	lru "github.com/hashicorp/golang-lru"
-	"github.com/matterbridge/emoji"
-	"github.com/sirupsen/logrus"
+	bdiscord "github.com/42wim/matterbridge/bridge/discord"
+	bgitter "github.com/42wim/matterbridge/bridge/gitter"
+	birc "github.com/42wim/matterbridge/bridge/irc"
+	bmatrix "github.com/42wim/matterbridge/bridge/matrix"
+	bmattermost "github.com/42wim/matterbridge/bridge/mattermost"
+	brocketchat "github.com/42wim/matterbridge/bridge/rocketchat"
+	bslack "github.com/42wim/matterbridge/bridge/slack"
+	bsshchat "github.com/42wim/matterbridge/bridge/sshchat"
+	bsteam "github.com/42wim/matterbridge/bridge/steam"
+	btelegram "github.com/42wim/matterbridge/bridge/telegram"
+	bxmpp "github.com/42wim/matterbridge/bridge/xmpp"
+	bzulip "github.com/42wim/matterbridge/bridge/zulip"
+	"github.com/hashicorp/golang-lru"
+	"github.com/peterhellberg/emojilib"
+	log "github.com/sirupsen/logrus"
 )
 
 type Gateway struct {
@@ -28,8 +43,6 @@ type Gateway struct {
 	Message        chan config.Message
 	Name           string
 	Messages       *lru.Cache
-
-	logger *logrus.Entry
 }
 
 type BrMsgID struct {
@@ -38,30 +51,40 @@ type BrMsgID struct {
 	ChannelID string
 }
 
-const apiProtocol = "api"
+var flog *log.Entry
 
-// New creates a new Gateway object associated with the specified router and
-// following the given configuration.
-func New(rootLogger *logrus.Logger, cfg *config.Gateway, r *Router) *Gateway {
-	logger := rootLogger.WithFields(logrus.Fields{"prefix": "gateway"})
+var bridgeMap = map[string]bridge.Factory{
+	"api":          api.New,
+	"discord":      bdiscord.New,
+	"gitter":       bgitter.New,
+	"irc":          birc.New,
+	"mattermost":   bmattermost.New,
+	"matrix":       bmatrix.New,
+	"rocketchat":   brocketchat.New,
+	"slack-legacy": bslack.NewLegacy,
+	"slack":        bslack.New,
+	"sshchat":      bsshchat.New,
+	"steam":        bsteam.New,
+	"telegram":     btelegram.New,
+	"xmpp":         bxmpp.New,
+	"zulip":        bzulip.New,
+}
 
+const (
+	apiProtocol = "api"
+)
+
+func New(cfg config.Gateway, r *Router) *Gateway {
+	flog = log.WithFields(log.Fields{"prefix": "gateway"})
+	gw := &Gateway{Channels: make(map[string]*config.ChannelInfo), Message: r.Message,
+		Router: r, Bridges: make(map[string]*bridge.Bridge), Config: r.Config}
 	cache, _ := lru.New(5000)
-	gw := &Gateway{
-		Channels: make(map[string]*config.ChannelInfo),
-		Message:  r.Message,
-		Router:   r,
-		Bridges:  make(map[string]*bridge.Bridge),
-		Config:   r.Config,
-		Messages: cache,
-		logger:   logger,
-	}
-	if err := gw.AddConfig(cfg); err != nil {
-		logger.Errorf("Failed to add configuration to gateway: %#v", err)
-	}
+	gw.Messages = cache
+	gw.AddConfig(&cfg)
 	return gw
 }
 
-// FindCanonicalMsgID returns the ID under which a message was stored in the cache.
+// Find the canonical ID that the message is keyed under in cache
 func (gw *Gateway) FindCanonicalMsgID(protocol string, mID string) string {
 	ID := protocol + " " + mID
 	if gw.Messages.Contains(ID) {
@@ -81,50 +104,27 @@ func (gw *Gateway) FindCanonicalMsgID(protocol string, mID string) string {
 	return ""
 }
 
-// AddBridge sets up a new bridge in the gateway object with the specified configuration.
 func (gw *Gateway) AddBridge(cfg *config.Bridge) error {
 	br := gw.Router.getBridge(cfg.Account)
 	if br == nil {
-		gw.checkConfig(cfg)
 		br = bridge.New(cfg)
 		br.Config = gw.Router.Config
 		br.General = &gw.BridgeValues().General
-		br.Log = gw.logger.WithFields(logrus.Fields{"prefix": br.Protocol})
-		brconfig := &bridge.Config{
-			Remote: gw.Message,
-			Bridge: br,
-		}
+		// set logging
+		br.Log = log.WithFields(log.Fields{"prefix": "bridge"})
+		brconfig := &bridge.Config{Remote: gw.Message, Log: log.WithFields(log.Fields{"prefix": br.Protocol}), Bridge: br}
 		// add the actual bridger for this protocol to this bridge using the bridgeMap
-		if _, ok := gw.Router.BridgeMap[br.Protocol]; !ok {
-			gw.logger.Fatalf("Incorrect protocol %s specified in gateway configuration %s, exiting.", br.Protocol, cfg.Account)
-		}
-		br.Bridger = gw.Router.BridgeMap[br.Protocol](brconfig)
+		br.Bridger = bridgeMap[br.Protocol](brconfig)
 	}
 	gw.mapChannelsToBridge(br)
 	gw.Bridges[cfg.Account] = br
 	return nil
 }
 
-func (gw *Gateway) checkConfig(cfg *config.Bridge) {
-	match := false
-	for _, key := range gw.Router.Config.Viper().AllKeys() {
-		if strings.HasPrefix(key, cfg.Account) {
-			match = true
-			break
-		}
-	}
-	if !match {
-		gw.logger.Fatalf("Account %s defined in gateway %s but no configuration found, exiting.", cfg.Account, gw.Name)
-	}
-}
-
-// AddConfig associates a new configuration with the gateway object.
 func (gw *Gateway) AddConfig(cfg *config.Gateway) error {
 	gw.Name = cfg.Name
 	gw.MyConfig = cfg
-	if err := gw.mapChannels(); err != nil {
-		gw.logger.Errorf("mapChannels() failed: %s", err)
-	}
+	gw.mapChannels()
 	for _, br := range append(gw.MyConfig.In, append(gw.MyConfig.InOut, gw.MyConfig.Out...)...) {
 		br := br //scopelint
 		err := gw.AddBridge(&br)
@@ -144,22 +144,18 @@ func (gw *Gateway) mapChannelsToBridge(br *bridge.Bridge) {
 }
 
 func (gw *Gateway) reconnectBridge(br *bridge.Bridge) {
-	if err := br.Disconnect(); err != nil {
-		gw.logger.Errorf("Disconnect() %s failed: %s", br.Account, err)
-	}
+	br.Disconnect()
 	time.Sleep(time.Second * 5)
 RECONNECT:
-	gw.logger.Infof("Reconnecting %s", br.Account)
+	flog.Infof("Reconnecting %s", br.Account)
 	err := br.Connect()
 	if err != nil {
-		gw.logger.Errorf("Reconnection failed: %s. Trying again in 60 seconds", err)
+		flog.Errorf("Reconnection failed: %s. Trying again in 60 seconds", err)
 		time.Sleep(time.Second * 60)
 		goto RECONNECT
 	}
 	br.Joined = make(map[string]bool)
-	if err := br.JoinChannels(); err != nil {
-		gw.logger.Errorf("JoinChannels() %s failed: %s", br.Account, err)
-	}
+	br.JoinChannels()
 }
 
 func (gw *Gateway) mapChannelConfig(cfg []config.Bridge, direction string) {
@@ -171,24 +167,10 @@ func (gw *Gateway) mapChannelConfig(cfg []config.Bridge, direction string) {
 		if strings.HasPrefix(br.Account, "irc.") {
 			br.Channel = strings.ToLower(br.Channel)
 		}
-		if strings.HasPrefix(br.Account, "mattermost.") && strings.HasPrefix(br.Channel, "#") {
-			gw.logger.Errorf("Mattermost channels do not start with a #: remove the # in %s", br.Channel)
-			os.Exit(1)
-		}
-		if strings.HasPrefix(br.Account, "zulip.") && !strings.Contains(br.Channel, "/topic:") {
-			gw.logger.Errorf("Breaking change, since matterbridge 1.14.0 zulip channels need to specify the topic with channel/topic:mytopic in %s of %s", br.Channel, br.Account)
-			os.Exit(1)
-		}
 		ID := br.Channel + br.Account
 		if _, ok := gw.Channels[ID]; !ok {
-			channel := &config.ChannelInfo{
-				Name:        br.Channel,
-				Direction:   direction,
-				ID:          ID,
-				Options:     br.Options,
-				Account:     br.Account,
-				SameChannel: make(map[string]bool),
-			}
+			channel := &config.ChannelInfo{Name: br.Channel, Direction: direction, ID: ID, Options: br.Options, Account: br.Account,
+				SameChannel: make(map[string]bool)}
 			channel.SameChannel[gw.Name] = br.SameChannel
 			gw.Channels[channel.ID] = channel
 		} else {
@@ -216,21 +198,10 @@ func (gw *Gateway) getDestChannel(msg *config.Message, dest bridge.Bridge) []con
 		return channels
 	}
 
-	// discord join/leave is for the whole bridge, isn't a per channel join/leave
-	if msg.Event == config.EventJoinLeave && getProtocol(msg) == "discord" && msg.Channel == "" {
-		for _, channel := range gw.Channels {
-			if channel.Account == dest.Account && strings.Contains(channel.Direction, "out") &&
-				gw.validGatewayDest(msg) {
-				channels = append(channels, *channel)
-			}
-		}
-		return channels
-	}
-
 	// if source channel is in only, do nothing
 	for _, channel := range gw.Channels {
 		// lookup the channel from the message
-		if channel.ID == getChannelID(msg) {
+		if channel.ID == getChannelID(*msg) {
 			// we only have destinations if the original message is from an "in" (sending) channel
 			if !strings.Contains(channel.Direction, "in") {
 				return channels
@@ -239,11 +210,11 @@ func (gw *Gateway) getDestChannel(msg *config.Message, dest bridge.Bridge) []con
 		}
 	}
 	for _, channel := range gw.Channels {
-		if _, ok := gw.Channels[getChannelID(msg)]; !ok {
+		if _, ok := gw.Channels[getChannelID(*msg)]; !ok {
 			continue
 		}
 
-		// do samechannelgateway logic
+		// do samechannelgateway flogic
 		if channel.SameChannel[msg.Gateway] {
 			if msg.Channel == channel.Name && msg.Account != dest.Account {
 				channels = append(channels, *channel)
@@ -257,7 +228,7 @@ func (gw *Gateway) getDestChannel(msg *config.Message, dest bridge.Bridge) []con
 	return channels
 }
 
-func (gw *Gateway) getDestMsgID(msgID string, dest *bridge.Bridge, channel *config.ChannelInfo) string {
+func (gw *Gateway) getDestMsgID(msgID string, dest *bridge.Bridge, channel config.ChannelInfo) string {
 	if res, ok := gw.Messages.Get(msgID); ok {
 		IDs := res.([]*BrMsgID)
 		for _, id := range IDs {
@@ -271,23 +242,103 @@ func (gw *Gateway) getDestMsgID(msgID string, dest *bridge.Bridge, channel *conf
 	return ""
 }
 
-// ignoreTextEmpty returns true if we need to ignore a message with an empty text.
-func (gw *Gateway) ignoreTextEmpty(msg *config.Message) bool {
-	if msg.Text != "" {
-		return false
+func (gw *Gateway) handleMessage(msg config.Message, dest *bridge.Bridge) []*BrMsgID {
+	var brMsgIDs []*BrMsgID
+
+	// if we have an attached file, or other info
+	if msg.Extra != nil {
+		if len(msg.Extra[config.EventFileFailureSize]) != 0 {
+			if msg.Text == "" {
+				return brMsgIDs
+			}
+		}
 	}
-	if msg.Event == config.EventUserTyping {
-		return false
+
+	// Avatar downloads are only relevant for telegram and mattermost for now
+	if msg.Event == config.EventAvatarDownload {
+		if dest.Protocol != "mattermost" &&
+			dest.Protocol != "telegram" {
+			return brMsgIDs
+		}
 	}
-	// we have an attachment or actual bytes, do not ignore
-	if msg.Extra != nil &&
-		(msg.Extra["attachments"] != nil ||
-			len(msg.Extra["file"]) > 0 ||
-			len(msg.Extra[config.EventFileFailureSize]) > 0) {
-		return false
+
+	// only relay join/part when configured
+	if msg.Event == config.EventJoinLeave && !gw.Bridges[dest.Account].GetBool("ShowJoinPart") {
+		return brMsgIDs
 	}
-	gw.logger.Debugf("ignoring empty message %#v from %s", msg, msg.Account)
-	return true
+
+	// only relay topic change when configured
+	if msg.Event == config.EventTopicChange && !gw.Bridges[dest.Account].GetBool("ShowTopicChange") {
+		return brMsgIDs
+	}
+
+	// broadcast to every out channel (irc QUIT)
+	if msg.Channel == "" && msg.Event != config.EventJoinLeave {
+		flog.Debug("empty channel")
+		return brMsgIDs
+	}
+
+	// Get the ID of the parent message in thread
+	var canonicalParentMsgID string
+	if msg.ParentID != "" && (gw.BridgeValues().General.PreserveThreading || dest.GetBool("PreserveThreading")) {
+		canonicalParentMsgID = gw.FindCanonicalMsgID(msg.Protocol, msg.ParentID)
+	}
+
+	originchannel := msg.Channel
+	origmsg := msg
+	channels := gw.getDestChannel(&msg, *dest)
+	for _, channel := range channels {
+		// Only send the avatar download event to ourselves.
+		if msg.Event == config.EventAvatarDownload {
+			if channel.ID != getChannelID(origmsg) {
+				continue
+			}
+		} else {
+			// do not send to ourself for any other event
+			if channel.ID == getChannelID(origmsg) {
+				continue
+			}
+		}
+
+		// Too noisy to log like other events
+		if msg.Event != config.EventUserTyping {
+			flog.Debugf("=> Sending %#v from %s (%s) to %s (%s)", msg, msg.Account, originchannel, dest.Account, channel.Name)
+		}
+
+		msg.Channel = channel.Name
+		msg.Avatar = gw.modifyAvatar(origmsg, dest)
+		msg.Username = gw.modifyUsername(origmsg, dest)
+
+		msg.ID = gw.getDestMsgID(origmsg.Protocol+" "+origmsg.ID, dest, channel)
+
+		// for api we need originchannel as channel
+		if dest.Protocol == apiProtocol {
+			msg.Channel = originchannel
+		}
+
+		msg.ParentID = gw.getDestMsgID(origmsg.Protocol+" "+canonicalParentMsgID, dest, channel)
+		if msg.ParentID == "" {
+			msg.ParentID = canonicalParentMsgID
+		}
+
+		// if we are using mattermost plugin account, send messages to MattermostPlugin channel
+		// that can be picked up by the mattermost matterbridge plugin
+		if dest.Account == "mattermost.plugin" {
+			gw.Router.MattermostPlugin <- msg
+		}
+
+		mID, err := dest.Send(msg)
+		if err != nil {
+			flog.Error(err)
+		}
+
+		// append the message ID (mID) from this bridge (dest) to our brMsgIDs slice
+		if mID != "" {
+			flog.Debugf("mID %s: %s", dest.Account, mID)
+			brMsgIDs = append(brMsgIDs, &BrMsgID{dest, dest.Protocol + " " + mID, channel.ID})
+		}
+	}
+	return brMsgIDs
 }
 
 func (gw *Gateway) ignoreMessage(msg *config.Message) bool {
@@ -296,31 +347,68 @@ func (gw *Gateway) ignoreMessage(msg *config.Message) bool {
 		return true
 	}
 
-	igNicks := strings.Fields(gw.Bridges[msg.Account].GetString("IgnoreNicks"))
-	igMessages := strings.Fields(gw.Bridges[msg.Account].GetString("IgnoreMessages"))
-	if gw.ignoreTextEmpty(msg) || gw.ignoreText(msg.Username, igNicks) || gw.ignoreText(msg.Text, igMessages) {
+	// check if we need to ignore a empty message
+	if msg.Text == "" {
+		if msg.Event == config.EventUserTyping {
+			return false
+		}
+		// we have an attachment or actual bytes, do not ignore
+		if msg.Extra != nil &&
+			(msg.Extra["attachments"] != nil ||
+				len(msg.Extra["file"]) > 0 ||
+				len(msg.Extra[config.EventFileFailureSize]) > 0) {
+			return false
+		}
+		flog.Debugf("ignoring empty message %#v from %s", msg, msg.Account)
 		return true
 	}
 
+	// is the username in IgnoreNicks field
+	for _, entry := range strings.Fields(gw.Bridges[msg.Account].GetString("IgnoreNicks")) {
+		if msg.Username == entry {
+			flog.Debugf("ignoring %s from %s", msg.Username, msg.Account)
+			return true
+		}
+	}
+
+	// does the message match regex in IgnoreMessages field
+	// TODO do not compile regexps everytime
+	for _, entry := range strings.Fields(gw.Bridges[msg.Account].GetString("IgnoreMessages")) {
+		if entry != "" {
+			re, err := regexp.Compile(entry)
+			if err != nil {
+				flog.Errorf("incorrect regexp %s for %s", entry, msg.Account)
+				continue
+			}
+			if re.MatchString(msg.Text) {
+				flog.Debugf("matching %s. ignoring %s from %s", entry, msg.Text, msg.Account)
+				return true
+			}
+		}
+	}
 	return false
 }
 
-func (gw *Gateway) modifyUsername(msg *config.Message, dest *bridge.Bridge) string {
-	if dest.GetBool("StripNick") {
+func (gw *Gateway) modifyUsername(msg config.Message, dest *bridge.Bridge) string {
+	br := gw.Bridges[msg.Account]
+	msg.Protocol = br.Protocol
+	if gw.BridgeValues().General.StripNick || dest.GetBool("StripNick") {
 		re := regexp.MustCompile("[^a-zA-Z0-9]+")
 		msg.Username = re.ReplaceAllString(msg.Username, "")
 	}
 	nick := dest.GetString("RemoteNickFormat")
+	if nick == "" {
+		nick = gw.BridgeValues().General.RemoteNickFormat
+	}
 
 	// loop to replace nicks
-	br := gw.Bridges[msg.Account]
 	for _, outer := range br.GetStringSlice2D("ReplaceNicks") {
 		search := outer[0]
 		replace := outer[1]
 		// TODO move compile to bridge init somewhere
 		re, err := regexp.Compile(search)
 		if err != nil {
-			gw.logger.Errorf("regexp in %s failed: %s", msg.Account, err)
+			flog.Errorf("regexp in %s failed: %s", msg.Account, err)
 			break
 		}
 		msg.Username = re.ReplaceAllString(msg.Username, replace)
@@ -345,16 +433,14 @@ func (gw *Gateway) modifyUsername(msg *config.Message, dest *bridge.Bridge) stri
 	nick = strings.Replace(nick, "{LABEL}", br.GetString("Label"), -1)
 	nick = strings.Replace(nick, "{NICK}", msg.Username, -1)
 	nick = strings.Replace(nick, "{CHANNEL}", msg.Channel, -1)
-	tengoNick, err := gw.modifyUsernameTengo(msg, br)
-	if err != nil {
-		gw.logger.Errorf("modifyUsernameTengo error: %s", err)
-	}
-	nick = strings.Replace(nick, "{TENGO}", tengoNick, -1) //nolint:gocritic
 	return nick
 }
 
-func (gw *Gateway) modifyAvatar(msg *config.Message, dest *bridge.Bridge) string {
-	iconurl := dest.GetString("IconURL")
+func (gw *Gateway) modifyAvatar(msg config.Message, dest *bridge.Bridge) string {
+	iconurl := gw.BridgeValues().General.IconURL
+	if iconurl == "" {
+		iconurl = dest.GetString("IconURL")
+	}
 	iconurl = strings.Replace(iconurl, "{NICK}", msg.Username, -1)
 	if msg.Avatar == "" {
 		msg.Avatar = iconurl
@@ -363,15 +449,8 @@ func (gw *Gateway) modifyAvatar(msg *config.Message, dest *bridge.Bridge) string
 }
 
 func (gw *Gateway) modifyMessage(msg *config.Message) {
-	if err := modifyMessageTengo(gw.BridgeValues().General.TengoModifyMessage, msg); err != nil {
-		gw.logger.Errorf("TengoModifyMessage failed: %s", err)
-	}
-	if err := modifyMessageTengo(gw.BridgeValues().Tengo.Message, msg); err != nil {
-		gw.logger.Errorf("Tengo.Message failed: %s", err)
-	}
-
 	// replace :emoji: to unicode
-	msg.Text = emoji.Sprint(msg.Text)
+	msg.Text = emojilib.Replace(msg.Text)
 
 	br := gw.Bridges[msg.Account]
 	// loop to replace messages
@@ -381,226 +460,108 @@ func (gw *Gateway) modifyMessage(msg *config.Message) {
 		// TODO move compile to bridge init somewhere
 		re, err := regexp.Compile(search)
 		if err != nil {
-			gw.logger.Errorf("regexp in %s failed: %s", msg.Account, err)
+			flog.Errorf("regexp in %s failed: %s", msg.Account, err)
 			break
 		}
 		msg.Text = re.ReplaceAllString(msg.Text, replace)
 	}
 
-	gw.handleExtractNicks(msg)
-
 	// messages from api have Gateway specified, don't overwrite
 	if msg.Protocol != apiProtocol {
 		msg.Gateway = gw.Name
 	}
 }
 
-// SendMessage sends a message (with specified parentID) to the channel on the selected
-// destination bridge and returns a message ID or an error.
-func (gw *Gateway) SendMessage(
-	rmsg *config.Message,
-	dest *bridge.Bridge,
-	channel *config.ChannelInfo,
-	canonicalParentMsgID string,
-) (string, error) {
-	msg := *rmsg
-	// Only send the avatar download event to ourselves.
-	if msg.Event == config.EventAvatarDownload {
-		if channel.ID != getChannelID(rmsg) {
-			return "", nil
-		}
-	} else {
-		// do not send to ourself for any other event
-		if channel.ID == getChannelID(rmsg) {
-			return "", nil
+// handleFiles uploads or places all files on the given msg to the MediaServer and
+// adds the new URL of the file on the MediaServer onto the given msg.
+func (gw *Gateway) handleFiles(msg *config.Message) {
+	reg := regexp.MustCompile("[^a-zA-Z0-9]+")
+
+	// If we don't have a attachfield or we don't have a mediaserver configured return
+	if msg.Extra == nil ||
+		(gw.BridgeValues().General.MediaServerUpload == "" &&
+			gw.BridgeValues().General.MediaDownloadPath == "") {
+		return
+	}
+
+	// If we don't have files, nothing to upload.
+	if len(msg.Extra["file"]) == 0 {
+		return
+	}
+
+	client := &http.Client{
+		Timeout: time.Second * 5,
+	}
+
+	for i, f := range msg.Extra["file"] {
+		fi := f.(config.FileInfo)
+		ext := filepath.Ext(fi.Name)
+		fi.Name = fi.Name[0 : len(fi.Name)-len(ext)]
+		fi.Name = reg.ReplaceAllString(fi.Name, "_")
+		fi.Name += ext
+
+		sha1sum := fmt.Sprintf("%x", sha1.Sum(*fi.Data))[:8]
+
+		if gw.BridgeValues().General.MediaServerUpload != "" {
+			// Use MediaServerUpload. Upload using a PUT HTTP request and basicauth.
+
+			url := gw.BridgeValues().General.MediaServerUpload + "/" + sha1sum + "/" + fi.Name
+
+			req, err := http.NewRequest("PUT", url, bytes.NewReader(*fi.Data))
+			if err != nil {
+				flog.Errorf("mediaserver upload failed, could not create request: %#v", err)
+				continue
+			}
+
+			flog.Debugf("mediaserver upload url: %s", url)
+
+			req.Header.Set("Content-Type", "binary/octet-stream")
+			_, err = client.Do(req)
+			if err != nil {
+				flog.Errorf("mediaserver upload failed, could not Do request: %#v", err)
+				continue
+			}
+		} else {
+			// Use MediaServerPath. Place the file on the current filesystem.
+
+			dir := gw.BridgeValues().General.MediaDownloadPath + "/" + sha1sum
+			err := os.Mkdir(dir, os.ModePerm)
+			if err != nil && !os.IsExist(err) {
+				flog.Errorf("mediaserver path failed, could not mkdir: %s %#v", err, err)
+				continue
+			}
+
+			path := dir + "/" + fi.Name
+			flog.Debugf("mediaserver path placing file: %s", path)
+
+			err = ioutil.WriteFile(path, *fi.Data, os.ModePerm)
+			if err != nil {
+				flog.Errorf("mediaserver path failed, could not writefile: %s %#v", err, err)
+				continue
+			}
 		}
+
+		// Download URL.
+		durl := gw.BridgeValues().General.MediaServerDownload + "/" + sha1sum + "/" + fi.Name
+
+		flog.Debugf("mediaserver download URL = %s", durl)
+
+		// We uploaded/placed the file successfully. Add the SHA and URL.
+		extra := msg.Extra["file"][i].(config.FileInfo)
+		extra.URL = durl
+		extra.SHA = sha1sum
+		msg.Extra["file"][i] = extra
 	}
-
-	// Too noisy to log like other events
-	if msg.Event != config.EventUserTyping {
-		gw.logger.Debugf("=> Sending %#v from %s (%s) to %s (%s)", msg, msg.Account, rmsg.Channel, dest.Account, channel.Name)
-	}
-
-	msg.Channel = channel.Name
-	msg.Avatar = gw.modifyAvatar(rmsg, dest)
-	msg.Username = gw.modifyUsername(rmsg, dest)
-
-	msg.ID = gw.getDestMsgID(rmsg.Protocol+" "+rmsg.ID, dest, channel)
-
-	// for api we need originchannel as channel
-	if dest.Protocol == apiProtocol {
-		msg.Channel = rmsg.Channel
-	}
-
-	msg.ParentID = gw.getDestMsgID(rmsg.Protocol+" "+canonicalParentMsgID, dest, channel)
-	if msg.ParentID == "" {
-		msg.ParentID = canonicalParentMsgID
-	}
-
-	// if the parentID is still empty and we have a parentID set in the original message
-	// this means that we didn't find it in the cache so set it "msg-parent-not-found"
-	if msg.ParentID == "" && rmsg.ParentID != "" {
-		msg.ParentID = "msg-parent-not-found"
-	}
-
-	err := gw.modifySendMessageTengo(rmsg, &msg, dest)
-	if err != nil {
-		gw.logger.Errorf("modifySendMessageTengo: %s", err)
-	}
-
-	// if we are using mattermost plugin account, send messages to MattermostPlugin channel
-	// that can be picked up by the mattermost matterbridge plugin
-	if dest.Account == "mattermost.plugin" {
-		gw.Router.MattermostPlugin <- msg
-	}
-
-	mID, err := dest.Send(msg)
-	if err != nil {
-		return mID, err
-	}
-
-	// append the message ID (mID) from this bridge (dest) to our brMsgIDs slice
-	if mID != "" {
-		gw.logger.Debugf("mID %s: %s", dest.Account, mID)
-		return mID, nil
-		//brMsgIDs = append(brMsgIDs, &BrMsgID{dest, dest.Protocol + " " + mID, channel.ID})
-	}
-	return "", nil
 }
 
 func (gw *Gateway) validGatewayDest(msg *config.Message) bool {
 	return msg.Gateway == gw.Name
 }
 
-func getChannelID(msg *config.Message) string {
+func getChannelID(msg config.Message) string {
 	return msg.Channel + msg.Account
 }
 
 func isAPI(account string) bool {
 	return strings.HasPrefix(account, "api.")
 }
-
-// ignoreText returns true if text matches any of the input regexes.
-func (gw *Gateway) ignoreText(text string, input []string) bool {
-	for _, entry := range input {
-		if entry == "" {
-			continue
-		}
-		// TODO do not compile regexps everytime
-		re, err := regexp.Compile(entry)
-		if err != nil {
-			gw.logger.Errorf("incorrect regexp %s", entry)
-			continue
-		}
-		if re.MatchString(text) {
-			gw.logger.Debugf("matching %s. ignoring %s", entry, text)
-			return true
-		}
-	}
-	return false
-}
-
-func getProtocol(msg *config.Message) string {
-	p := strings.Split(msg.Account, ".")
-	return p[0]
-}
-
-func modifyMessageTengo(filename string, msg *config.Message) error {
-	if filename == "" {
-		return nil
-	}
-	res, err := ioutil.ReadFile(filename)
-	if err != nil {
-		return err
-	}
-	s := tengo.NewScript(res)
-	s.SetImports(stdlib.GetModuleMap(stdlib.AllModuleNames()...))
-	_ = s.Add("msgText", msg.Text)
-	_ = s.Add("msgUsername", msg.Username)
-	_ = s.Add("msgAccount", msg.Account)
-	_ = s.Add("msgChannel", msg.Channel)
-	c, err := s.Compile()
-	if err != nil {
-		return err
-	}
-	if err := c.Run(); err != nil {
-		return err
-	}
-	msg.Text = c.Get("msgText").String()
-	msg.Username = c.Get("msgUsername").String()
-	return nil
-}
-
-func (gw *Gateway) modifyUsernameTengo(msg *config.Message, br *bridge.Bridge) (string, error) {
-	filename := gw.BridgeValues().Tengo.RemoteNickFormat
-	if filename == "" {
-		return "", nil
-	}
-	res, err := ioutil.ReadFile(filename)
-	if err != nil {
-		return "", err
-	}
-	s := tengo.NewScript(res)
-	s.SetImports(stdlib.GetModuleMap(stdlib.AllModuleNames()...))
-	_ = s.Add("result", "")
-	_ = s.Add("msgText", msg.Text)
-	_ = s.Add("msgUsername", msg.Username)
-	_ = s.Add("nick", msg.Username)
-	_ = s.Add("msgAccount", msg.Account)
-	_ = s.Add("msgChannel", msg.Channel)
-	_ = s.Add("channel", msg.Channel)
-	_ = s.Add("msgProtocol", msg.Protocol)
-	_ = s.Add("remoteAccount", br.Account)
-	_ = s.Add("protocol", br.Protocol)
-	_ = s.Add("bridge", br.Name)
-	_ = s.Add("gateway", gw.Name)
-	c, err := s.Compile()
-	if err != nil {
-		return "", err
-	}
-	if err := c.Run(); err != nil {
-		return "", err
-	}
-	return c.Get("result").String(), nil
-}
-
-func (gw *Gateway) modifySendMessageTengo(origmsg *config.Message, msg *config.Message, br *bridge.Bridge) error {
-	filename := gw.BridgeValues().Tengo.OutMessage
-	var res []byte
-	var err error
-	if filename == "" {
-		res, err = internal.Asset("tengo/outmessage.tengo")
-		if err != nil {
-			return err
-		}
-	} else {
-		res, err = ioutil.ReadFile(filename)
-		if err != nil {
-			return err
-		}
-	}
-	s := tengo.NewScript(res)
-	s.SetImports(stdlib.GetModuleMap(stdlib.AllModuleNames()...))
-	_ = s.Add("inAccount", origmsg.Account)
-	_ = s.Add("inProtocol", origmsg.Protocol)
-	_ = s.Add("inChannel", origmsg.Channel)
-	_ = s.Add("inGateway", origmsg.Gateway)
-	_ = s.Add("inEvent", origmsg.Event)
-	_ = s.Add("outAccount", br.Account)
-	_ = s.Add("outProtocol", br.Protocol)
-	_ = s.Add("outChannel", msg.Channel)
-	_ = s.Add("outGateway", gw.Name)
-	_ = s.Add("outEvent", msg.Event)
-	_ = s.Add("msgText", msg.Text)
-	_ = s.Add("msgUsername", msg.Username)
-	c, err := s.Compile()
-	if err != nil {
-		return err
-	}
-	if err := c.Run(); err != nil {
-		return err
-	}
-	msg.Text = c.Get("msgText").String()
-	msg.Username = c.Get("msgUsername").String()
-	return nil
-}

gateway/gateway_test.go

@@ -2,28 +2,20 @@ package gateway
 
 import (
 	"fmt"
-	"io/ioutil"
 	"strconv"
-	"testing"
 
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/gateway/bridgemap"
-	"github.com/sirupsen/logrus"
 	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/suite"
+
+	"testing"
 )
 
 var testconfig = []byte(`
 [irc.freenode]
-server=""
 [mattermost.test]
-server=""
 [gitter.42wim]
-server=""
 [discord.test]
-server=""
 [slack.test]
-server=""
 
 [[gateway]]
     name = "bridge1"
@@ -49,15 +41,10 @@ server=""
 
 var testconfig2 = []byte(`
 [irc.freenode]
-server=""
 [mattermost.test]
-server=""
 [gitter.42wim]
-server=""
 [discord.test]
-server=""
 [slack.test]
-server=""
 
 [[gateway]]
     name = "bridge1"
@@ -97,11 +84,8 @@ server=""
 
 var testconfig3 = []byte(`
 [irc.zzz]
-server=""
 [telegram.zzz]
-server=""
 [slack.zzz]
-server=""
 [[gateway]]
 name="bridge"
 enable=true
@@ -175,10 +159,8 @@ const (
 )
 
 func maketestRouter(input []byte) *Router {
-	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
-	cfg := config.NewConfigFromString(logger, input)
-	r, err := NewRouter(logger, cfg, bridgemap.FullMap)
+	cfg := config.NewConfigFromString(input)
+	r, err := NewRouter(cfg)
 	if err != nil {
 		fmt.Println(err)
 	}
@@ -189,6 +171,7 @@ func TestNewRouter(t *testing.T) {
 	assert.Equal(t, 1, len(r.Gateways))
 	assert.Equal(t, 4, len(r.Gateways["bridge1"].Bridges))
 	assert.Equal(t, 4, len(r.Gateways["bridge1"].Channels))
+
 	r = maketestRouter(testconfig2)
 	assert.Equal(t, 2, len(r.Gateways))
 	assert.Equal(t, 4, len(r.Gateways["bridge1"].Bridges))
@@ -403,139 +386,3 @@ func TestGetDestChannelAdvanced(t *testing.T) {
 	}
 	assert.Equal(t, map[string]int{"bridge3": 4, "bridge": 9, "announcements": 3, "bridge2": 4}, hits)
 }
-
-type ignoreTestSuite struct {
-	suite.Suite
-
-	gw *Gateway
-}
-
-func TestIgnoreSuite(t *testing.T) {
-	s := &ignoreTestSuite{}
-	suite.Run(t, s)
-}
-
-func (s *ignoreTestSuite) SetupSuite() {
-	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
-	s.gw = &Gateway{logger: logrus.NewEntry(logger)}
-}
-func (s *ignoreTestSuite) TestIgnoreTextEmpty() {
-	extraFile := make(map[string][]interface{})
-	extraAttach := make(map[string][]interface{})
-	extraFailure := make(map[string][]interface{})
-	extraFile["file"] = append(extraFile["file"], config.FileInfo{})
-	extraAttach["attachments"] = append(extraAttach["attachments"], []string{})
-	extraFailure[config.EventFileFailureSize] = append(extraFailure[config.EventFileFailureSize], config.FileInfo{})
-
-	msgTests := map[string]struct {
-		input  *config.Message
-		output bool
-	}{
-		"usertyping": {
-			input:  &config.Message{Event: config.EventUserTyping},
-			output: false,
-		},
-		"file attach": {
-			input:  &config.Message{Extra: extraFile},
-			output: false,
-		},
-		"attachments": {
-			input:  &config.Message{Extra: extraAttach},
-			output: false,
-		},
-		config.EventFileFailureSize: {
-			input:  &config.Message{Extra: extraFailure},
-			output: false,
-		},
-		"nil extra": {
-			input:  &config.Message{Extra: nil},
-			output: true,
-		},
-		"empty": {
-			input:  &config.Message{},
-			output: true,
-		},
-	}
-	for testname, testcase := range msgTests {
-		output := s.gw.ignoreTextEmpty(testcase.input)
-		s.Assert().Equalf(testcase.output, output, "case '%s' failed", testname)
-	}
-
-}
-
-func (s *ignoreTestSuite) TestIgnoreTexts() {
-	msgTests := map[string]struct {
-		input  string
-		re     []string
-		output bool
-	}{
-		"no regex": {
-			input:  "a text message",
-			re:     []string{},
-			output: false,
-		},
-		"simple regex": {
-			input:  "a text message",
-			re:     []string{"text"},
-			output: true,
-		},
-		"multiple regex fail": {
-			input:  "a text message",
-			re:     []string{"abc", "123$"},
-			output: false,
-		},
-		"multiple regex pass": {
-			input:  "a text message",
-			re:     []string{"lala", "sage$"},
-			output: true,
-		},
-	}
-	for testname, testcase := range msgTests {
-		output := s.gw.ignoreText(testcase.input, testcase.re)
-		s.Assert().Equalf(testcase.output, output, "case '%s' failed", testname)
-	}
-}
-
-func (s *ignoreTestSuite) TestIgnoreNicks() {
-	msgTests := map[string]struct {
-		input  string
-		re     []string
-		output bool
-	}{
-		"no entry": {
-			input:  "user",
-			re:     []string{},
-			output: false,
-		},
-		"one entry": {
-			input:  "user",
-			re:     []string{"user"},
-			output: true,
-		},
-		"multiple entries": {
-			input:  "user",
-			re:     []string{"abc", "user"},
-			output: true,
-		},
-		"multiple entries fail": {
-			input:  "user",
-			re:     []string{"abc", "def"},
-			output: false,
-		},
-	}
-	for testname, testcase := range msgTests {
-		output := s.gw.ignoreText(testcase.input, testcase.re)
-		s.Assert().Equalf(testcase.output, output, "case '%s' failed", testname)
-	}
-}
-
-func BenchmarkTengo(b *testing.B) {
-	msg := &config.Message{Username: "user", Text: "blah testing", Account: "protocol.account", Channel: "mychannel"}
-	for n := 0; n < b.N; n++ {
-		err := modifyMessageTengo("bench.tengo", msg)
-		if err != nil {
-			return
-		}
-	}
-}

gateway/handlers.go

@@ -1,275 +0,0 @@
-package gateway
-
-import (
-	"bytes"
-	"crypto/sha1" //nolint:gosec
-	"fmt"
-	"io/ioutil"
-	"net/http"
-	"os"
-	"path/filepath"
-	"regexp"
-	"strings"
-	"time"
-
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/gateway/bridgemap"
-)
-
-// handleEventFailure handles failures and reconnects bridges.
-func (r *Router) handleEventFailure(msg *config.Message) {
-	if msg.Event != config.EventFailure {
-		return
-	}
-	for _, gw := range r.Gateways {
-		for _, br := range gw.Bridges {
-			if msg.Account == br.Account {
-				go gw.reconnectBridge(br)
-				return
-			}
-		}
-	}
-}
-
-// handleEventGetChannelMembers handles channel members
-func (r *Router) handleEventGetChannelMembers(msg *config.Message) {
-	if msg.Event != config.EventGetChannelMembers {
-		return
-	}
-	for _, gw := range r.Gateways {
-		for _, br := range gw.Bridges {
-			if msg.Account == br.Account {
-				cMembers := msg.Extra[config.EventGetChannelMembers][0].(config.ChannelMembers)
-				r.logger.Debugf("Syncing channelmembers from %s", msg.Account)
-				br.SetChannelMembers(&cMembers)
-				return
-			}
-		}
-	}
-}
-
-// handleEventRejoinChannels handles rejoining of channels.
-func (r *Router) handleEventRejoinChannels(msg *config.Message) {
-	if msg.Event != config.EventRejoinChannels {
-		return
-	}
-	for _, gw := range r.Gateways {
-		for _, br := range gw.Bridges {
-			if msg.Account == br.Account {
-				br.Joined = make(map[string]bool)
-				if err := br.JoinChannels(); err != nil {
-					r.logger.Errorf("channel join failed for %s: %s", msg.Account, err)
-				}
-			}
-		}
-	}
-}
-
-// handleFiles uploads or places all files on the given msg to the MediaServer and
-// adds the new URL of the file on the MediaServer onto the given msg.
-func (gw *Gateway) handleFiles(msg *config.Message) {
-	reg := regexp.MustCompile("[^a-zA-Z0-9]+")
-
-	// If we don't have a attachfield or we don't have a mediaserver configured return
-	if msg.Extra == nil ||
-		(gw.BridgeValues().General.MediaServerUpload == "" &&
-			gw.BridgeValues().General.MediaDownloadPath == "") {
-		return
-	}
-
-	// If we don't have files, nothing to upload.
-	if len(msg.Extra["file"]) == 0 {
-		return
-	}
-
-	for i, f := range msg.Extra["file"] {
-		fi := f.(config.FileInfo)
-		ext := filepath.Ext(fi.Name)
-		fi.Name = fi.Name[0 : len(fi.Name)-len(ext)]
-		fi.Name = reg.ReplaceAllString(fi.Name, "_")
-		fi.Name += ext
-
-		sha1sum := fmt.Sprintf("%x", sha1.Sum(*fi.Data))[:8] //nolint:gosec
-
-		if gw.BridgeValues().General.MediaServerUpload != "" {
-			// Use MediaServerUpload. Upload using a PUT HTTP request and basicauth.
-			if err := gw.handleFilesUpload(&fi); err != nil {
-				gw.logger.Error(err)
-				continue
-			}
-		} else {
-			// Use MediaServerPath. Place the file on the current filesystem.
-			if err := gw.handleFilesLocal(&fi); err != nil {
-				gw.logger.Error(err)
-				continue
-			}
-		}
-
-		// Download URL.
-		durl := gw.BridgeValues().General.MediaServerDownload + "/" + sha1sum + "/" + fi.Name
-
-		gw.logger.Debugf("mediaserver download URL = %s", durl)
-
-		// We uploaded/placed the file successfully. Add the SHA and URL.
-		extra := msg.Extra["file"][i].(config.FileInfo)
-		extra.URL = durl
-		extra.SHA = sha1sum
-		msg.Extra["file"][i] = extra
-	}
-}
-
-// handleFilesUpload uses MediaServerUpload configuration to upload the file.
-// Returns error on failure.
-func (gw *Gateway) handleFilesUpload(fi *config.FileInfo) error {
-	client := &http.Client{
-		Timeout: time.Second * 5,
-	}
-	// Use MediaServerUpload. Upload using a PUT HTTP request and basicauth.
-	sha1sum := fmt.Sprintf("%x", sha1.Sum(*fi.Data))[:8] //nolint:gosec
-	url := gw.BridgeValues().General.MediaServerUpload + "/" + sha1sum + "/" + fi.Name
-
-	req, err := http.NewRequest("PUT", url, bytes.NewReader(*fi.Data))
-	if err != nil {
-		return fmt.Errorf("mediaserver upload failed, could not create request: %#v", err)
-	}
-
-	gw.logger.Debugf("mediaserver upload url: %s", url)
-
-	req.Header.Set("Content-Type", "binary/octet-stream")
-	_, err = client.Do(req)
-	if err != nil {
-		return fmt.Errorf("mediaserver upload failed, could not Do request: %#v", err)
-	}
-	return nil
-}
-
-// handleFilesLocal use MediaServerPath configuration, places the file on the current filesystem.
-// Returns error on failure.
-func (gw *Gateway) handleFilesLocal(fi *config.FileInfo) error {
-	sha1sum := fmt.Sprintf("%x", sha1.Sum(*fi.Data))[:8] //nolint:gosec
-	dir := gw.BridgeValues().General.MediaDownloadPath + "/" + sha1sum
-	err := os.Mkdir(dir, os.ModePerm)
-	if err != nil && !os.IsExist(err) {
-		return fmt.Errorf("mediaserver path failed, could not mkdir: %s %#v", err, err)
-	}
-
-	path := dir + "/" + fi.Name
-	gw.logger.Debugf("mediaserver path placing file: %s", path)
-
-	err = ioutil.WriteFile(path, *fi.Data, os.ModePerm)
-	if err != nil {
-		return fmt.Errorf("mediaserver path failed, could not writefile: %s %#v", err, err)
-	}
-	return nil
-}
-
-// ignoreEvent returns true if we need to ignore this event for the specified destination bridge.
-func (gw *Gateway) ignoreEvent(event string, dest *bridge.Bridge) bool {
-	switch event {
-	case config.EventAvatarDownload:
-		// Avatar downloads are only relevant for telegram and mattermost for now
-		if dest.Protocol != "mattermost" && dest.Protocol != "telegram" && dest.Protocol != "xmpp" {
-			return true
-		}
-	case config.EventJoinLeave:
-		// only relay join/part when configured
-		if !dest.GetBool("ShowJoinPart") {
-			return true
-		}
-	case config.EventTopicChange:
-		// only relay topic change when used in some way on other side
-		if !dest.GetBool("ShowTopicChange") && !dest.GetBool("SyncTopic") {
-			return true
-		}
-	}
-	return false
-}
-
-// handleMessage makes sure the message get sent to the correct bridge/channels.
-// Returns an array of msg ID's
-func (gw *Gateway) handleMessage(rmsg *config.Message, dest *bridge.Bridge) []*BrMsgID {
-	var brMsgIDs []*BrMsgID
-
-	// Not all bridges support "user is typing" indications so skip the message
-	// if the targeted bridge does not support it.
-	if rmsg.Event == config.EventUserTyping {
-		if _, ok := bridgemap.UserTypingSupport[dest.Protocol]; !ok {
-			return nil
-		}
-	}
-
-	// if we have an attached file, or other info
-	if rmsg.Extra != nil && len(rmsg.Extra[config.EventFileFailureSize]) != 0 && rmsg.Text == "" {
-		return brMsgIDs
-	}
-
-	if gw.ignoreEvent(rmsg.Event, dest) {
-		return brMsgIDs
-	}
-
-	// broadcast to every out channel (irc QUIT)
-	if rmsg.Channel == "" && rmsg.Event != config.EventJoinLeave {
-		gw.logger.Debug("empty channel")
-		return brMsgIDs
-	}
-
-	// Get the ID of the parent message in thread
-	var canonicalParentMsgID string
-	if rmsg.ParentID != "" && dest.GetBool("PreserveThreading") {
-		canonicalParentMsgID = gw.FindCanonicalMsgID(rmsg.Protocol, rmsg.ParentID)
-	}
-
-	channels := gw.getDestChannel(rmsg, *dest)
-	for idx := range channels {
-		channel := &channels[idx]
-		msgID, err := gw.SendMessage(rmsg, dest, channel, canonicalParentMsgID)
-		if err != nil {
-			gw.logger.Errorf("SendMessage failed: %s", err)
-			continue
-		}
-		if msgID == "" {
-			continue
-		}
-		brMsgIDs = append(brMsgIDs, &BrMsgID{dest, dest.Protocol + " " + msgID, channel.ID})
-	}
-	return brMsgIDs
-}
-
-func (gw *Gateway) handleExtractNicks(msg *config.Message) {
-	var err error
-	br := gw.Bridges[msg.Account]
-	for _, outer := range br.GetStringSlice2D("ExtractNicks") {
-		search := outer[0]
-		replace := outer[1]
-		msg.Username, msg.Text, err = extractNick(search, replace, msg.Username, msg.Text)
-		if err != nil {
-			gw.logger.Errorf("regexp in %s failed: %s", msg.Account, err)
-			break
-		}
-	}
-}
-
-// extractNick searches for a username (based on "search" a regular expression).
-// if this matches it extracts a nick (based on "extract" another regular expression) from text
-// and replaces username with this result.
-// returns error if the regexp doesn't compile.
-func extractNick(search, extract, username, text string) (string, string, error) {
-	re, err := regexp.Compile(search)
-	if err != nil {
-		return username, text, err
-	}
-	if re.MatchString(username) {
-		re, err = regexp.Compile(extract)
-		if err != nil {
-			return username, text, err
-		}
-		res := re.FindAllStringSubmatch(text, 1)
-		// only replace if we have exactly 1 match
-		if len(res) > 0 && len(res[0]) == 2 {
-			username = res[0][1]
-			text = strings.Replace(text, res[0][0], "", 1)
-		}
-	}
-	return username, text, nil
-}

gateway/handlers_test.go

@@ -1,75 +0,0 @@
-package gateway
-
-import (
-	"github.com/42wim/matterbridge/bridge"
-	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/stretchr/testify/assert"
-
-	"testing"
-)
-
-func TestIgnoreEvent(t *testing.T) {
-	eventTests := map[string]struct {
-		input  string
-		dest   *bridge.Bridge
-		output bool
-	}{
-		"avatar mattermost": {
-			input:  config.EventAvatarDownload,
-			dest:   &bridge.Bridge{Protocol: "mattermost"},
-			output: false,
-		},
-		"avatar slack": {
-			input:  config.EventAvatarDownload,
-			dest:   &bridge.Bridge{Protocol: "slack"},
-			output: true,
-		},
-		"avatar telegram": {
-			input:  config.EventAvatarDownload,
-			dest:   &bridge.Bridge{Protocol: "telegram"},
-			output: false,
-		},
-	}
-	gw := &Gateway{}
-	for testname, testcase := range eventTests {
-		output := gw.ignoreEvent(testcase.input, testcase.dest)
-		assert.Equalf(t, testcase.output, output, "case '%s' failed", testname)
-	}
-
-}
-
-func TestExtractNick(t *testing.T) {
-	eventTests := map[string]struct {
-		search         string
-		extract        string
-		username       string
-		text           string
-		resultUsername string
-		resultText     string
-	}{
-		"test1": {
-			search:         "fromgitter",
-			extract:        "<(.*?)>\\s+",
-			username:       "fromgitter",
-			text:           "<userx> blahblah",
-			resultUsername: "userx",
-			resultText:     "blahblah",
-		},
-		"test2": {
-			search: "<.*?bot>",
-			//extract:        `\((.*?)\)\s+`,
-			extract:        "\\((.*?)\\)\\s+",
-			username:       "<matterbot>",
-			text:           "(userx) blahblah (abc) test",
-			resultUsername: "userx",
-			resultText:     "blahblah (abc) test",
-		},
-	}
-	//	gw := &Gateway{}
-	for testname, testcase := range eventTests {
-		resultUsername, resultText, _ := extractNick(testcase.search, testcase.extract, testcase.username, testcase.text)
-		assert.Equalf(t, testcase.resultUsername, resultUsername, "case '%s' failed", testname)
-		assert.Equalf(t, testcase.resultText, resultText, "case '%s' failed", testname)
-	}
-
-}

gateway/router.go

@@ -2,45 +2,32 @@ package gateway
 
 import (
 	"fmt"
-	"sync"
 	"time"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/42wim/matterbridge/gateway/samechannel"
-	"github.com/sirupsen/logrus"
+	samechannelgateway "github.com/42wim/matterbridge/gateway/samechannel"
 )
 
 type Router struct {
 	config.Config
-	sync.RWMutex
 
-	BridgeMap        map[string]bridge.Factory
 	Gateways         map[string]*Gateway
 	Message          chan config.Message
 	MattermostPlugin chan config.Message
-
-	logger *logrus.Entry
 }
 
-// NewRouter initializes a new Matterbridge router for the specified configuration and
-// sets up all required gateways.
-func NewRouter(rootLogger *logrus.Logger, cfg config.Config, bridgeMap map[string]bridge.Factory) (*Router, error) {
-	logger := rootLogger.WithFields(logrus.Fields{"prefix": "router"})
-
+func NewRouter(cfg config.Config) (*Router, error) {
 	r := &Router{
 		Config:           cfg,
-		BridgeMap:        bridgeMap,
 		Message:          make(chan config.Message),
 		MattermostPlugin: make(chan config.Message),
 		Gateways:         make(map[string]*Gateway),
-		logger:           logger,
 	}
-	sgw := samechannel.New(cfg)
-	gwconfigs := append(sgw.GetConfig(), cfg.BridgeValues().Gateway...)
+	sgw := samechannelgateway.New(cfg)
+	gwconfigs := sgw.GetConfig()
 
-	for idx := range gwconfigs {
-		entry := &gwconfigs[idx]
+	for _, entry := range append(gwconfigs, cfg.BridgeValues().Gateway...) {
 		if !entry.Enable {
 			continue
 		}
@@ -50,72 +37,34 @@ func NewRouter(rootLogger *logrus.Logger, cfg config.Config, bridgeMap map[strin
 		if _, ok := r.Gateways[entry.Name]; ok {
 			return nil, fmt.Errorf("Gateway with name %s already exists", entry.Name)
 		}
-		r.Gateways[entry.Name] = New(rootLogger, entry, r)
+		r.Gateways[entry.Name] = New(entry, r)
 	}
 	return r, nil
 }
 
-// Start will connect all gateways belonging to this router and subsequently route messages
-// between them.
 func (r *Router) Start() error {
 	m := make(map[string]*bridge.Bridge)
-	if len(r.Gateways) == 0 {
-		return fmt.Errorf("no [[gateway]] configured. See https://github.com/42wim/matterbridge/wiki/How-to-create-your-config for more info")
-	}
 	for _, gw := range r.Gateways {
-		r.logger.Infof("Parsing gateway %s", gw.Name)
-		if len(gw.Bridges) == 0 {
-			return fmt.Errorf("no bridges configured for gateway %s. See https://github.com/42wim/matterbridge/wiki/How-to-create-your-config for more info", gw.Name)
-		}
+		flog.Infof("Parsing gateway %s", gw.Name)
 		for _, br := range gw.Bridges {
 			m[br.Account] = br
 		}
 	}
 	for _, br := range m {
-		r.logger.Infof("Starting bridge: %s ", br.Account)
+		flog.Infof("Starting bridge: %s ", br.Account)
 		err := br.Connect()
 		if err != nil {
-			e := fmt.Errorf("Bridge %s failed to start: %v", br.Account, err)
-			if r.disableBridge(br, e) {
-				continue
-			}
-			return e
+			return fmt.Errorf("Bridge %s failed to start: %v", br.Account, err)
 		}
 		err = br.JoinChannels()
 		if err != nil {
-			e := fmt.Errorf("Bridge %s failed to join channel: %v", br.Account, err)
-			if r.disableBridge(br, e) {
-				continue
-			}
-			return e
-		}
-	}
-	// remove unused bridges
-	for _, gw := range r.Gateways {
-		for i, br := range gw.Bridges {
-			if br.Bridger == nil {
-				r.logger.Errorf("removing failed bridge %s", i)
-				delete(gw.Bridges, i)
-			}
+			return fmt.Errorf("Bridge %s failed to join channel: %v", br.Account, err)
 		}
 	}
 	go r.handleReceive()
-	//go r.updateChannelMembers()
 	return nil
 }
 
-// disableBridge returns true and empties a bridge if we have IgnoreFailureOnStart configured
-// otherwise returns false
-func (r *Router) disableBridge(br *bridge.Bridge, err error) bool {
-	if r.BridgeValues().General.IgnoreFailureOnStart {
-		r.logger.Error(err)
-		// setting this bridge empty
-		*br = bridge.Bridge{}
-		return true
-	}
-	return false
-}
-
 func (r *Router) getBridge(account string) *bridge.Bridge {
 	for _, gw := range r.Gateways {
 		if br, ok := gw.Bridges[account]; ok {
@@ -128,64 +77,42 @@ func (r *Router) getBridge(account string) *bridge.Bridge {
 func (r *Router) handleReceive() {
 	for msg := range r.Message {
 		msg := msg // scopelint
-		r.handleEventGetChannelMembers(&msg)
-		r.handleEventFailure(&msg)
-		r.handleEventRejoinChannels(&msg)
-
-		// Set message protocol based on the account it came from
-		msg.Protocol = r.getBridge(msg.Account).Protocol
-
-		filesHandled := false
+		if msg.Event == config.EventFailure {
+		Loop:
+			for _, gw := range r.Gateways {
+				for _, br := range gw.Bridges {
+					if msg.Account == br.Account {
+						go gw.reconnectBridge(br)
+						break Loop
+					}
+				}
+			}
+		}
+		if msg.Event == config.EventRejoinChannels {
+			for _, gw := range r.Gateways {
+				for _, br := range gw.Bridges {
+					if msg.Account == br.Account {
+						br.Joined = make(map[string]bool)
+						br.JoinChannels()
+					}
+				}
+			}
+		}
 		for _, gw := range r.Gateways {
 			// record all the message ID's of the different bridges
 			var msgIDs []*BrMsgID
-			if gw.ignoreMessage(&msg) {
-				continue
-			}
-			msg.Timestamp = time.Now()
-			gw.modifyMessage(&msg)
-			if !filesHandled {
+			if !gw.ignoreMessage(&msg) {
+				msg.Timestamp = time.Now()
+				gw.modifyMessage(&msg)
 				gw.handleFiles(&msg)
-				filesHandled = true
-			}
-			for _, br := range gw.Bridges {
-				msgIDs = append(msgIDs, gw.handleMessage(&msg, br)...)
-			}
-
-			if msg.ID != "" {
-				_, exists := gw.Messages.Get(msg.Protocol + " " + msg.ID)
-
-				// Only add the message ID if it doesn't already exist
-				//
-				// For some bridges we always add/update the message ID.
-				// This is necessary as msgIDs will change if a bridge returns
-				// a different ID in response to edits.
-				if !exists || msg.Protocol == "discord" {
+				for _, br := range gw.Bridges {
+					msgIDs = append(msgIDs, gw.handleMessage(msg, br)...)
+				}
+				// only add the message ID if it doesn't already exists
+				if _, ok := gw.Messages.Get(msg.Protocol + " " + msg.ID); !ok && msg.ID != "" {
 					gw.Messages.Add(msg.Protocol+" "+msg.ID, msgIDs)
 				}
 			}
 		}
 	}
 }
-
-// updateChannelMembers sends every minute an GetChannelMembers event to all bridges.
-func (r *Router) updateChannelMembers() {
-	// TODO sleep a minute because slack can take a while
-	// fix this by having actually connectionDone events send to the router
-	time.Sleep(time.Minute)
-	for {
-		for _, gw := range r.Gateways {
-			for _, br := range gw.Bridges {
-				// only for slack now
-				if br.Protocol != "slack" {
-					continue
-				}
-				r.logger.Debugf("sending %s to %s", config.EventGetChannelMembers, br.Account)
-				if _, err := br.Send(config.Message{Event: config.EventGetChannelMembers}); err != nil {
-					r.logger.Errorf("updateChannelMembers: %s", err)
-				}
-			}
-		}
-		time.Sleep(time.Minute)
-	}
-}

gateway/samechannel/samechannel.go

@@ -1,4 +1,4 @@
-package samechannel
+package samechannelgateway
 
 import (
 	"github.com/42wim/matterbridge/bridge/config"

gateway/samechannel/samechannel_test.go

@@ -1,12 +1,10 @@
-package samechannel
+package samechannelgateway
 
 import (
-	"io/ioutil"
-	"testing"
-
 	"github.com/42wim/matterbridge/bridge/config"
-	"github.com/sirupsen/logrus"
 	"github.com/stretchr/testify/assert"
+
+	"testing"
 )
 
 const testConfig = `
@@ -68,9 +66,7 @@ var (
 )
 
 func TestGetConfig(t *testing.T) {
-	logger := logrus.New()
-	logger.SetOutput(ioutil.Discard)
-	cfg := config.NewConfigFromString(logger, []byte(testConfig))
+	cfg := config.NewConfigFromString([]byte(testConfig))
 	sgw := New(cfg)
 	configs := sgw.GetConfig()
 	assert.Equal(t, []config.Gateway{expectedConfig}, configs)

go.mod

@@ -2,63 +2,79 @@ module github.com/42wim/matterbridge
 
 require (
 	github.com/42wim/go-gitter v0.0.0-20170828205020-017310c2d557
-	github.com/Baozisoftware/qrcode-terminal-go v0.0.0-20170407111555-c0650d8dff0f
-	github.com/Jeffail/gabs v1.1.1 // indirect
-	github.com/Philipp15b/go-steam v1.0.1-0.20190816133340-b04c5a83c1c0
-	github.com/Rhymen/go-whatsapp v0.1.1-0.20200408093540-2f227c53b44f
-	github.com/d5/tengo/v2 v2.1.2
-	github.com/dfordsoft/golib v0.0.0-20180902042739-76ee6ab99bec
+	github.com/BurntSushi/toml v0.0.0-20170318202913-d94612f9fc14 // indirect
+	github.com/Philipp15b/go-steam v0.0.0-20161020161927-e0f3bb9566e3
+	github.com/alecthomas/log4go v0.0.0-20160307011253-e5dc62318d9b // indirect
+	github.com/bwmarrin/discordgo v0.19.0
+	github.com/dfordsoft/golib v0.0.0-20180313113957-2ea3495aee1d
+	github.com/dgrijalva/jwt-go v0.0.0-20170508165458-6c8dedd55f8a // indirect
 	github.com/fsnotify/fsnotify v1.4.7
-	github.com/go-telegram-bot-api/telegram-bot-api v4.6.5-0.20181225215658-ec221ba9ea45+incompatible
-	github.com/gomarkdown/markdown v0.0.0-20200127000047-1813ea067497
-	github.com/google/gops v0.3.6
-	github.com/gopackage/ddp v0.0.0-20170117053602-652027933df4 // indirect
-	github.com/gorilla/schema v1.1.0
-	github.com/gorilla/websocket v1.4.1
-	github.com/hashicorp/golang-lru v0.5.3
+	github.com/go-telegram-bot-api/telegram-bot-api v0.0.0-20180428185002-212b1541150c
+	github.com/golang/protobuf v0.0.0-20170613224224-e325f446bebc // indirect
+	github.com/google/gops v0.0.0-20170319002943-62f833fc9f6c
+	github.com/gopherjs/gopherjs v0.0.0-20180628210949-0892b62f0d9f // indirect
+	github.com/gorilla/schema v0.0.0-20170317173100-f3c80893412c
+	github.com/gorilla/websocket v1.4.0
+	github.com/hashicorp/golang-lru v0.0.0-20160813221303-0a025b7e63ad
+	github.com/hashicorp/hcl v0.0.0-20171017181929-23c074d0eceb // indirect
 	github.com/hpcloud/tail v1.0.0 // indirect
-	github.com/jpillora/backoff v1.0.0
-	github.com/keybase/go-keybase-chat-bot v0.0.0-20200226211841-4e48f3eaef3e
-	github.com/labstack/echo/v4 v4.1.13
-	github.com/lrstanley/girc v0.0.0-20190801035559-4fc93959e1a7
-	github.com/matterbridge/Rocket.Chat.Go.SDK v0.0.0-20200411204219-d5c18ce75048
-	github.com/matterbridge/discordgo v0.18.1-0.20200308151012-aa40f01cbcc3
-	github.com/matterbridge/emoji v2.1.1-0.20191117213217-af507f6b02db+incompatible
-	github.com/matterbridge/go-xmpp v0.0.0-20200418225040-c8a3a57b4050
-	github.com/matterbridge/gomatrix v0.0.0-20200209224845-c2104d7936a6
-	github.com/matterbridge/gozulipbot v0.0.0-20190212232658-7aa251978a18
+	github.com/jpillora/backoff v0.0.0-20170222002228-06c7a16c845d
+	github.com/jtolds/gls v4.2.1+incompatible // indirect
+	github.com/kardianos/osext v0.0.0-20170207191655-9b883c5eb462 // indirect
+	github.com/kr/pretty v0.1.0 // indirect
+	github.com/labstack/echo v0.0.0-20180219162101-7eec915044a1
+	github.com/labstack/gommon v0.2.1 // indirect
+	github.com/lrstanley/girc v0.0.0-20180913221000-0fb5b684054e
+	github.com/lusis/go-slackbot v0.0.0-20180109053408-401027ccfef5 // indirect
+	github.com/lusis/slack-test v0.0.0-20180109053238-3c758769bfa6 // indirect
+	github.com/magiconair/properties v0.0.0-20180217134545-2c9e95027885 // indirect
+	github.com/matterbridge/go-xmpp v0.0.0-20180529212104-cd19799fba91
+	github.com/matterbridge/gomatrix v0.0.0-20171224233421-78ac6a1a0f5f
+	github.com/matterbridge/gozulipbot v0.0.0-20180507190239-b6bb12d33544
 	github.com/matterbridge/logrus-prefixed-formatter v0.0.0-20180806162718-01618749af61
-	github.com/mattermost/mattermost-server v5.5.0+incompatible
-	github.com/mattn/go-runewidth v0.0.7 // indirect
-	github.com/mattn/godown v0.0.0-20180312012330-2e9e17e0ea51
+	github.com/mattermost/platform v4.6.2+incompatible
+	github.com/mattn/go-colorable v0.0.0-20170210172801-5411d3eea597 // indirect
+	github.com/mattn/go-isatty v0.0.0-20170216235908-dda3de49cbfc // indirect
 	github.com/mgutz/ansi v0.0.0-20170206155736-9520e82c474b // indirect
+	github.com/mitchellh/mapstructure v0.0.0-20180220230111-00c29f56e238 // indirect
 	github.com/mreiferson/go-httpclient v0.0.0-20160630210159-31f0106b4474 // indirect
 	github.com/mrexodia/wray v0.0.0-20160318003008-78a2c1f284ff // indirect
-	github.com/nelsonken/gomf v0.0.0-20180504123937-a9dd2f9deae9
 	github.com/nicksnyder/go-i18n v1.4.0 // indirect
+	github.com/nlopes/slack v0.4.0
 	github.com/onsi/ginkgo v1.6.0 // indirect
 	github.com/onsi/gomega v1.4.1 // indirect
-	github.com/paulrosania/go-charset v0.0.0-20190326053356-55c9d7a5834c
+	github.com/paulrosania/go-charset v0.0.0-20151028000031-621bb39fcc83
 	github.com/pborman/uuid v0.0.0-20160216163710-c55201b03606 // indirect
-	github.com/rs/xid v1.2.1
-	github.com/russross/blackfriday v1.5.2
+	github.com/pelletier/go-toml v0.0.0-20180228233631-05bcc0fb0d3e // indirect
+	github.com/peterhellberg/emojilib v0.0.0-20170616163716-41920917e271
+	github.com/pkg/errors v0.8.0 // indirect
+	github.com/rs/xid v0.0.0-20180525034800-088c5cf1423a
+	github.com/russross/blackfriday v2.0.0+incompatible
 	github.com/saintfish/chardet v0.0.0-20120816061221-3af4cd4741ca
-	github.com/shazow/ssh-chat v1.8.3-0.20200308224626-80ddf1f43a98
-	github.com/sirupsen/logrus v1.4.2
-	github.com/slack-go/slack v0.6.3
-	github.com/spf13/viper v1.6.1
-	github.com/stretchr/testify v1.4.0
+	github.com/shazow/rateio v0.0.0-20150116013248-e8e00881e5c1 // indirect
+	github.com/shazow/ssh-chat v0.0.0-20171012174035-2078e1381991
+	github.com/shurcooL/sanitized_anchor_name v0.0.0-20170918181015-86672fcb3f95 // indirect
+	github.com/sirupsen/logrus v1.2.0
+	github.com/smartystreets/assertions v0.0.0-20180803164922-886ec427f6b9 // indirect
+	github.com/smartystreets/goconvey v0.0.0-20180222194500-ef6db91d284a // indirect
+	github.com/spf13/afero v0.0.0-20180211162714-bbf41cb36dff // indirect
+	github.com/spf13/cast v1.2.0 // indirect
+	github.com/spf13/jwalterweatherman v0.0.0-20180109140146-7c0cea34c8ec // indirect
+	github.com/spf13/pflag v0.0.0-20180220143236-ee5fd03fd6ac // indirect
+	github.com/spf13/viper v0.0.0-20171227194143-aafc9e6bc7b7
+	github.com/stretchr/testify v1.2.2
 	github.com/technoweenie/multipartstreamer v1.0.1 // indirect
+	github.com/valyala/bytebufferpool v0.0.0-20160817181652-e746df99fe4a // indirect
+	github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4 // indirect
 	github.com/x-cray/logrus-prefixed-formatter v0.5.2 // indirect
-	github.com/yaegashi/msgraph.go v0.1.2
-	github.com/zfjagann/golang-ring v0.0.0-20190106091943-a88bb6aef447
-	golang.org/x/image v0.0.0-20191214001246-9130b4cfad52
-	golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d
+	github.com/zfjagann/golang-ring v0.0.0-20141111230621-17637388c9f6
+	golang.org/x/crypto v0.0.0-20181112202954-3d3f9f413869 // indirect
+	golang.org/x/net v0.0.0-20180108090419-434ec0c7fe37 // indirect
+	golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f // indirect
+	golang.org/x/sys v0.0.0-20181116161606-93218def8b18 // indirect
+	golang.org/x/text v0.0.0-20180511172408-5c1cf69b5978 // indirect
+	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
 	gopkg.in/fsnotify.v1 v1.4.7 // indirect
-	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
+	gopkg.in/yaml.v2 v2.0.0-20160301204022-a83829b6f129 // indirect
 )
-
-//replace github.com/bwmarrin/discordgo v0.20.2 => github.com/matterbridge/discordgo v0.18.1-0.20200109173909-ed873362fa43
-
-go 1.13

go.sum

@@ -1,347 +1,167 @@
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hook/rockethook/rockethook.go

@@ -38,7 +38,7 @@ type Config struct {
 func New(url string, config Config) *Client {
 	c := &Client{In: make(chan Message), Config: config}
 	tr := &http.Transport{
-		TLSClientConfig: &tls.Config{InsecureSkipVerify: config.InsecureSkipVerify}, //nolint:gosec
+		TLSClientConfig: &tls.Config{InsecureSkipVerify: config.InsecureSkipVerify},
 	}
 	c.httpclient = &http.Client{Transport: tr}
 	_, _, err := net.SplitHostPort(c.BindAddress)

internal/bindata.go

@@ -1,288 +0,0 @@
-// Code generated by go-bindata. DO NOT EDIT.
-// sources:
-// tengo/outmessage.tengo
-
-package internal
-
-
-import (
-	"bytes"
-	"compress/gzip"
-	"fmt"
-	"io"
-	"io/ioutil"
-	"os"
-	"path/filepath"
-	"strings"
-	"time"
-)
-
-func bindataRead(data []byte, name string) ([]byte, error) {
-	gz, err := gzip.NewReader(bytes.NewBuffer(data))
-	if err != nil {
-		return nil, fmt.Errorf("Read %q: %v", name, err)
-	}
-
-	var buf bytes.Buffer
-	_, err = io.Copy(&buf, gz)
-	clErr := gz.Close()
-
-	if err != nil {
-		return nil, fmt.Errorf("Read %q: %v", name, err)
-	}
-	if clErr != nil {
-		return nil, err
-	}
-
-	return buf.Bytes(), nil
-}
-
-
-type asset struct {
-	bytes []byte
-	info  fileInfoEx
-}
-
-type fileInfoEx interface {
-	os.FileInfo
-	MD5Checksum() string
-}
-
-type bindataFileInfo struct {
-	name        string
-	size        int64
-	mode        os.FileMode
-	modTime     time.Time
-	md5checksum string
-}
-
-func (fi bindataFileInfo) Name() string {
-	return fi.name
-}
-func (fi bindataFileInfo) Size() int64 {
-	return fi.size
-}
-func (fi bindataFileInfo) Mode() os.FileMode {
-	return fi.mode
-}
-func (fi bindataFileInfo) ModTime() time.Time {
-	return fi.modTime
-}
-func (fi bindataFileInfo) MD5Checksum() string {
-	return fi.md5checksum
-}
-func (fi bindataFileInfo) IsDir() bool {
-	return false
-}
-func (fi bindataFileInfo) Sys() interface{} {
-	return nil
-}
-
-var _bindataTengoOutmessagetengo = []byte(
-	"\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\xc4\x91\x3d\x8f\xda\x40\x10\x86\xfb\xfd\x15\x13\x37\xb1\x2d\x07\xe7\xa3" +
-	"\xb3\x64\x59\x11\x45\x94\x2e\x8a\x92\x0a\xd0\xb1\xac\x07\x33\xd2\x7a\xc7\x1a\x8f\x31\x88\xe3\xbf\x9f\xcc\x01\x47" +
-	"\x7f\xc5\x75\xef\xae\x9e\x9d\x77\x1f\x4d\x9e\x9a\xbd\x15\xb2\x1b\x8f\x3d\xd8\xbd\x25\x3f\x45\x30\x82\xb6\xfe\xc2" +
-	"\xc1\x1f\x0b\x43\xe1\xa7\x73\x3c\x04\xcd\x80\xc2\x1f\x61\x65\xc7\x7e\xca\xf3\x9d\x0d\x01\x2f\xf1\x97\x55\x1c\xed" +
-	"\xd1\xf0\xa0\x77\x98\x07\x7d\xa3\x79\xd0\x3b\xce\x83\xde\xf8\xd7\x9e\x51\x48\xb1\x30\x6d\xdf\xfc\xc3\x83\x66\xd0" +
-	"\xf6\xcd\xff\x1e\x25\xd8\x16\x4d\x9a\x1b\xa3\x78\x50\x28\x4a\xa0\xb6\x63\xd1\x38\x9a\xce\x51\x62\x4c\x9e\x43\xaf" +
-	"\x42\x1d\x90\x38\x70\xec\x59\xfa\xe9\x8e\xb6\x30\xe2\x67\x41\x08\xac\xd0\x63\xa8\x29\x34\xa0\x0c\x36\x5c\xc0\x8d" +
-	"\x50\xdd\x20\x8c\x78\x7d\xac\x3b\x84\xdf\x7f\xe7\xb7\x01\xb4\x7d\xd0\x84\xb2\x84\x88\xc4\x45\x70\x32\x00\x00\x82" +
-	"\xd3\x3f\xa6\xfe\x99\xe0\x93\xe3\xb6\x23\x8f\xf1\x7a\x79\xf8\xfa\x23\xae\x8a\x65\x7d\xfa\x96\x7d\x3f\xc7\x55\x91" +
-	"\x5d\x63\x52\x25\xd5\xf3\x62\x51\xb8\xa0\xe2\x8b\xd5\x6a\x9d\x5c\xc6\x5c\x4d\x4b\xc1\x99\x60\xe7\xad\xc3\xf8\x26" +
-	"\x1f\x45\x89\x39\x9b\xf7\x6b\xe4\x29\x6d\x1f\x57\x00\x9f\x3e\xc6\x24\xcd\xcd\x4b\x00\x00\x00\xff\xff\x40\xb8\x54" +
-	"\xb8\x64\x02\x00\x00")
-
-func bindataTengoOutmessagetengoBytes() ([]byte, error) {
-	return bindataRead(
-		_bindataTengoOutmessagetengo,
-		"tengo/outmessage.tengo",
-	)
-}
-
-
-
-func bindataTengoOutmessagetengo() (*asset, error) {
-	bytes, err := bindataTengoOutmessagetengoBytes()
-	if err != nil {
-		return nil, err
-	}
-
-	info := bindataFileInfo{
-		name: "tengo/outmessage.tengo",
-		size: 612,
-		md5checksum: "",
-		mode: os.FileMode(420),
-		modTime: time.Unix(1555622139, 0),
-	}
-
-	a := &asset{bytes: bytes, info: info}
-
-	return a, nil
-}
-
-
-//
-// Asset loads and returns the asset for the given name.
-// It returns an error if the asset could not be found or
-// could not be loaded.
-//
-func Asset(name string) ([]byte, error) {
-	cannonicalName := strings.Replace(name, "\\", "/", -1)
-	if f, ok := _bindata[cannonicalName]; ok {
-		a, err := f()
-		if err != nil {
-			return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
-		}
-		return a.bytes, nil
-	}
-	return nil, &os.PathError{Op: "open", Path: name, Err: os.ErrNotExist}
-}
-
-//
-// MustAsset is like Asset but panics when Asset would return an error.
-// It simplifies safe initialization of global variables.
-// nolint: deadcode
-//
-func MustAsset(name string) []byte {
-	a, err := Asset(name)
-	if err != nil {
-		panic("asset: Asset(" + name + "): " + err.Error())
-	}
-
-	return a
-}
-
-//
-// AssetInfo loads and returns the asset info for the given name.
-// It returns an error if the asset could not be found or could not be loaded.
-//
-func AssetInfo(name string) (os.FileInfo, error) {
-	cannonicalName := strings.Replace(name, "\\", "/", -1)
-	if f, ok := _bindata[cannonicalName]; ok {
-		a, err := f()
-		if err != nil {
-			return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
-		}
-		return a.info, nil
-	}
-	return nil, &os.PathError{Op: "open", Path: name, Err: os.ErrNotExist}
-}
-
-//
-// AssetNames returns the names of the assets.
-// nolint: deadcode
-//
-func AssetNames() []string {
-	names := make([]string, 0, len(_bindata))
-	for name := range _bindata {
-		names = append(names, name)
-	}
-	return names
-}
-
-//
-// _bindata is a table, holding each asset generator, mapped to its name.
-//
-var _bindata = map[string]func() (*asset, error){
-	"tengo/outmessage.tengo": bindataTengoOutmessagetengo,
-}
-
-//
-// AssetDir returns the file names below a certain
-// directory embedded in the file by go-bindata.
-// For example if you run go-bindata on data/... and data contains the
-// following hierarchy:
-//     data/
-//       foo.txt
-//       img/
-//         a.png
-//         b.png
-// then AssetDir("data") would return []string{"foo.txt", "img"}
-// AssetDir("data/img") would return []string{"a.png", "b.png"}
-// AssetDir("foo.txt") and AssetDir("notexist") would return an error
-// AssetDir("") will return []string{"data"}.
-//
-func AssetDir(name string) ([]string, error) {
-	node := _bintree
-	if len(name) != 0 {
-		cannonicalName := strings.Replace(name, "\\", "/", -1)
-		pathList := strings.Split(cannonicalName, "/")
-		for _, p := range pathList {
-			node = node.Children[p]
-			if node == nil {
-				return nil, &os.PathError{
-					Op: "open",
-					Path: name,
-					Err: os.ErrNotExist,
-				}
-			}
-		}
-	}
-	if node.Func != nil {
-		return nil, &os.PathError{
-			Op: "open",
-			Path: name,
-			Err: os.ErrNotExist,
-		}
-	}
-	rv := make([]string, 0, len(node.Children))
-	for childName := range node.Children {
-		rv = append(rv, childName)
-	}
-	return rv, nil
-}
-
-
-type bintree struct {
-	Func     func() (*asset, error)
-	Children map[string]*bintree
-}
-
-var _bintree = &bintree{Func: nil, Children: map[string]*bintree{
-	"tengo": {Func: nil, Children: map[string]*bintree{
-		"outmessage.tengo": {Func: bindataTengoOutmessagetengo, Children: map[string]*bintree{}},
-	}},
-}}
-
-// RestoreAsset restores an asset under the given directory
-func RestoreAsset(dir, name string) error {
-	data, err := Asset(name)
-	if err != nil {
-		return err
-	}
-	info, err := AssetInfo(name)
-	if err != nil {
-		return err
-	}
-	err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
-	if err != nil {
-		return err
-	}
-	err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
-	if err != nil {
-		return err
-	}
-	return os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
-}
-
-// RestoreAssets restores an asset under the given directory recursively
-func RestoreAssets(dir, name string) error {
-	children, err := AssetDir(name)
-	// File
-	if err != nil {
-		return RestoreAsset(dir, name)
-	}
-	// Dir
-	for _, child := range children {
-		err = RestoreAssets(dir, filepath.Join(name, child))
-		if err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func _filePath(dir, name string) string {
-	cannonicalName := strings.Replace(name, "\\", "/", -1)
-	return filepath.Join(append([]string{dir}, strings.Split(cannonicalName, "/")...)...)
-}

internal/tengo/outmessage.tengo

@@ -1,25 +0,0 @@
-/*
-variables available 
-read-only:
-inAccount, inProtocol, inChannel, inGateway
-outAccount, outProtocol, outChannel, outGateway
-
-read-write:
-msgText, msgUsername
-*/
-
-text := import("text")
-
-// start - strip irc colors 
-// if we're not sending to an irc bridge we strip the IRC colors
-if inProtocol == "irc" && outProtocol != "irc" {
-    re := text.re_compile(`\x03(?:\d{1,2}(?:,\d{1,2})?)?|[[:cntrl:]]`)
-    msgText=re.replace(msgText,"")
-}
-// end - strip irc colors
-
-// strip custom emoji
-if inProtocol == "discord" {
-    re := text.re_compile(`<a?(:.*?:)[0-9]+>`)
-    msgText=re.replace(msgText,"$1")
-}

matterbridge.go

@@ -8,78 +8,51 @@ import (
 
 	"github.com/42wim/matterbridge/bridge/config"
 	"github.com/42wim/matterbridge/gateway"
-	"github.com/42wim/matterbridge/gateway/bridgemap"
 	"github.com/google/gops/agent"
 	prefixed "github.com/matterbridge/logrus-prefixed-formatter"
-	"github.com/sirupsen/logrus"
+	log "github.com/sirupsen/logrus"
 )
 
 var (
-	version = "1.17.3"
+	version = "1.12.1"
 	githash string
-
-	flagConfig  = flag.String("conf", "matterbridge.toml", "config file")
-	flagDebug   = flag.Bool("debug", false, "enable debug")
-	flagVersion = flag.Bool("version", false, "show version")
-	flagGops    = flag.Bool("gops", false, "enable gops agent")
 )
 
 func main() {
+	log.SetFormatter(&prefixed.TextFormatter{PrefixPadding: 13, DisableColors: true, FullTimestamp: true})
+	flog := log.WithFields(log.Fields{"prefix": "main"})
+	flagConfig := flag.String("conf", "matterbridge.toml", "config file")
+	flagDebug := flag.Bool("debug", false, "enable debug")
+	flagVersion := flag.Bool("version", false, "show version")
+	flagGops := flag.Bool("gops", false, "enable gops agent")
 	flag.Parse()
+	if *flagGops {
+		agent.Listen(&agent.Options{})
+		defer agent.Close()
+	}
 	if *flagVersion {
 		fmt.Printf("version: %s %s\n", version, githash)
 		return
 	}
-
-	rootLogger := setupLogger()
-	logger := rootLogger.WithFields(logrus.Fields{"prefix": "main"})
-
-	if *flagGops {
-		if err := agent.Listen(agent.Options{}); err != nil {
-			logger.Errorf("Failed to start gops agent: %#v", err)
-		} else {
-			defer agent.Close()
-		}
+	if *flagDebug || os.Getenv("DEBUG") == "1" {
+		log.SetFormatter(&prefixed.TextFormatter{PrefixPadding: 13, DisableColors: true, FullTimestamp: false, ForceFormatting: true})
+		flog.Info("Enabling debug")
+		log.SetLevel(log.DebugLevel)
 	}
-
-	logger.Printf("Running version %s %s", version, githash)
+	flog.Printf("Running version %s %s", version, githash)
 	if strings.Contains(version, "-dev") {
-		logger.Println("WARNING: THIS IS A DEVELOPMENT VERSION. Things may break.")
+		flog.Println("WARNING: THIS IS A DEVELOPMENT VERSION. Things may break.")
 	}
-
-	cfg := config.NewConfig(rootLogger, *flagConfig)
+	cfg := config.NewConfig(*flagConfig)
 	cfg.BridgeValues().General.Debug = *flagDebug
-
-	r, err := gateway.NewRouter(rootLogger, cfg, bridgemap.FullMap)
+	r, err := gateway.NewRouter(cfg)
 	if err != nil {
-		logger.Fatalf("Starting gateway failed: %s", err)
+		flog.Fatalf("Starting gateway failed: %s", err)
 	}
-	if err = r.Start(); err != nil {
-		logger.Fatalf("Starting gateway failed: %s", err)
+	err = r.Start()
+	if err != nil {
+		flog.Fatalf("Starting gateway failed: %s", err)
 	}
-	logger.Printf("Gateway(s) started succesfully. Now relaying messages")
+	flog.Printf("Gateway(s) started succesfully. Now relaying messages")
 	select {}
 }
-
-func setupLogger() *logrus.Logger {
-	logger := &logrus.Logger{
-		Out: os.Stdout,
-		Formatter: &prefixed.TextFormatter{
-			PrefixPadding: 13,
-			DisableColors: true,
-			FullTimestamp: true,
-		},
-		Level: logrus.InfoLevel,
-	}
-	if *flagDebug || os.Getenv("DEBUG") == "1" {
-		logger.Formatter = &prefixed.TextFormatter{
-			PrefixPadding:   13,
-			DisableColors:   true,
-			FullTimestamp:   false,
-			ForceFormatting: true,
-		}
-		logger.Level = logrus.DebugLevel
-		logger.WithFields(logrus.Fields{"prefix": "main"}).Info("Enabling debug logging.")
-	}
-	return logger
-}

matterclient/channels.go

@@ -1,226 +0,0 @@
-package matterclient
-
-import (
-	"errors"
-	"strings"
-
-	"github.com/mattermost/mattermost-server/model"
-)
-
-// GetChannels returns all channels we're members off
-func (m *MMClient) GetChannels() []*model.Channel {
-	m.RLock()
-	defer m.RUnlock()
-	var channels []*model.Channel
-	// our primary team channels first
-	channels = append(channels, m.Team.Channels...)
-	for _, t := range m.OtherTeams {
-		if t.Id != m.Team.Id {
-			channels = append(channels, t.Channels...)
-		}
-	}
-	return channels
-}
-
-func (m *MMClient) GetChannelHeader(channelId string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	for _, t := range m.OtherTeams {
-		for _, channel := range append(t.Channels, t.MoreChannels...) {
-			if channel.Id == channelId {
-				return channel.Header
-			}
-
-		}
-	}
-	return ""
-}
-
-func getNormalisedName(channel *model.Channel) string {
-	if channel.Type == model.CHANNEL_GROUP {
-		// (deprecated in favor of ReplaceAll in go 1.12)
-		res := strings.Replace(channel.DisplayName, ", ", "-", -1) //nolint: gocritic
-		res = strings.Replace(res, " ", "_", -1)                   //nolint: gocritic
-		return res
-	}
-	return channel.Name
-}
-
-func (m *MMClient) GetChannelId(name string, teamId string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	if teamId != "" {
-		return m.getChannelIdTeam(name, teamId)
-	}
-
-	for _, t := range m.OtherTeams {
-		for _, channel := range append(t.Channels, t.MoreChannels...) {
-			if getNormalisedName(channel) == name {
-				return channel.Id
-			}
-		}
-	}
-	return ""
-}
-
-func (m *MMClient) getChannelIdTeam(name string, teamId string) string { //nolint:golint
-	for _, t := range m.OtherTeams {
-		if t.Id == teamId {
-			for _, channel := range append(t.Channels, t.MoreChannels...) {
-				if getNormalisedName(channel) == name {
-					return channel.Id
-				}
-			}
-		}
-	}
-	return ""
-}
-
-func (m *MMClient) GetChannelName(channelId string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	for _, t := range m.OtherTeams {
-		if t == nil {
-			continue
-		}
-		for _, channel := range append(t.Channels, t.MoreChannels...) {
-			if channel.Id == channelId {
-				return getNormalisedName(channel)
-			}
-		}
-	}
-	return ""
-}
-
-func (m *MMClient) GetChannelTeamId(id string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	for _, t := range append(m.OtherTeams, m.Team) {
-		for _, channel := range append(t.Channels, t.MoreChannels...) {
-			if channel.Id == id {
-				return channel.TeamId
-			}
-		}
-	}
-	return ""
-}
-
-func (m *MMClient) GetLastViewedAt(channelId string) int64 { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	res, resp := m.Client.GetChannelMember(channelId, m.User.Id, "")
-	if resp.Error != nil {
-		return model.GetMillis()
-	}
-	return res.LastViewedAt
-}
-
-// GetMoreChannels returns existing channels where we're not a member off.
-func (m *MMClient) GetMoreChannels() []*model.Channel {
-	m.RLock()
-	defer m.RUnlock()
-	var channels []*model.Channel
-	for _, t := range m.OtherTeams {
-		channels = append(channels, t.MoreChannels...)
-	}
-	return channels
-}
-
-// GetTeamFromChannel returns teamId belonging to channel (DM channels have no teamId).
-func (m *MMClient) GetTeamFromChannel(channelId string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	var channels []*model.Channel
-	for _, t := range m.OtherTeams {
-		channels = append(channels, t.Channels...)
-		if t.MoreChannels != nil {
-			channels = append(channels, t.MoreChannels...)
-		}
-		for _, c := range channels {
-			if c.Id == channelId {
-				if c.Type == model.CHANNEL_GROUP {
-					return "G"
-				}
-				return t.Id
-			}
-		}
-		channels = nil
-	}
-	return ""
-}
-
-func (m *MMClient) JoinChannel(channelId string) error { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	for _, c := range m.Team.Channels {
-		if c.Id == channelId {
-			m.logger.Debug("Not joining ", channelId, " already joined.")
-			return nil
-		}
-	}
-	m.logger.Debug("Joining ", channelId)
-	_, resp := m.Client.AddChannelMember(channelId, m.User.Id)
-	if resp.Error != nil {
-		return resp.Error
-	}
-	return nil
-}
-
-func (m *MMClient) UpdateChannelsTeam(teamID string) error {
-	mmchannels, resp := m.Client.GetChannelsForTeamForUser(teamID, m.User.Id, "")
-	if resp.Error != nil {
-		return errors.New(resp.Error.DetailedError)
-	}
-	for idx, t := range m.OtherTeams {
-		if t.Id == teamID {
-			m.Lock()
-			m.OtherTeams[idx].Channels = mmchannels
-			m.Unlock()
-		}
-	}
-
-	mmchannels, resp = m.Client.GetPublicChannelsForTeam(teamID, 0, 5000, "")
-	if resp.Error != nil {
-		return errors.New(resp.Error.DetailedError)
-	}
-	for idx, t := range m.OtherTeams {
-		if t.Id == teamID {
-			m.Lock()
-			m.OtherTeams[idx].MoreChannels = mmchannels
-			m.Unlock()
-		}
-	}
-	return nil
-}
-
-func (m *MMClient) UpdateChannels() error {
-	if err := m.UpdateChannelsTeam(m.Team.Id); err != nil {
-		return err
-	}
-	for _, t := range m.OtherTeams {
-		if err := m.UpdateChannelsTeam(t.Id); err != nil {
-			return err
-		}
-	}
-	return nil
-}
-
-func (m *MMClient) UpdateChannelHeader(channelId string, header string) { //nolint:golint
-	channel := &model.Channel{Id: channelId, Header: header}
-	m.logger.Debugf("updating channelheader %#v, %#v", channelId, header)
-	_, resp := m.Client.UpdateChannel(channel)
-	if resp.Error != nil {
-		m.logger.Error(resp.Error)
-	}
-}
-
-func (m *MMClient) UpdateLastViewed(channelId string) error { //nolint:golint
-	m.logger.Debugf("posting lastview %#v", channelId)
-	view := &model.ChannelView{ChannelId: channelId}
-	_, resp := m.Client.ViewChannel(m.User.Id, view)
-	if resp.Error != nil {
-		m.logger.Errorf("ChannelView update for %s failed: %s", channelId, resp.Error)
-		return resp.Error
-	}
-	return nil
-}

matterclient/helpers.go

@@ -1,297 +0,0 @@
-package matterclient
-
-import (
-	"crypto/md5" //nolint:gosec
-	"crypto/tls"
-	"errors"
-	"fmt"
-	"net/http"
-	"net/http/cookiejar"
-	"net/url"
-	"strings"
-	"time"
-
-	"github.com/gorilla/websocket"
-	"github.com/jpillora/backoff"
-	"github.com/mattermost/mattermost-server/model"
-)
-
-func (m *MMClient) doLogin(firstConnection bool, b *backoff.Backoff) error {
-	var resp *model.Response
-	var appErr *model.AppError
-	var logmsg = "trying login"
-	var err error
-	for {
-		m.logger.Debugf("%s %s %s %s", logmsg, m.Credentials.Team, m.Credentials.Login, m.Credentials.Server)
-		if m.Credentials.Token != "" {
-			resp, err = m.doLoginToken()
-			if err != nil {
-				return err
-			}
-		} else {
-			m.User, resp = m.Client.Login(m.Credentials.Login, m.Credentials.Pass)
-		}
-		appErr = resp.Error
-		if appErr != nil {
-			d := b.Duration()
-			m.logger.Debug(appErr.DetailedError)
-			if firstConnection {
-				if appErr.Message == "" {
-					return errors.New(appErr.DetailedError)
-				}
-				return errors.New(appErr.Message)
-			}
-			m.logger.Debugf("LOGIN: %s, reconnecting in %s", appErr, d)
-			time.Sleep(d)
-			logmsg = "retrying login"
-			continue
-		}
-		break
-	}
-	// reset timer
-	b.Reset()
-	return nil
-}
-
-func (m *MMClient) doLoginToken() (*model.Response, error) {
-	var resp *model.Response
-	var logmsg = "trying login"
-	m.Client.AuthType = model.HEADER_BEARER
-	m.Client.AuthToken = m.Credentials.Token
-	if m.Credentials.CookieToken {
-		m.logger.Debugf(logmsg + " with cookie (MMAUTH) token")
-		m.Client.HttpClient.Jar = m.createCookieJar(m.Credentials.Token)
-	} else {
-		m.logger.Debugf(logmsg + " with personal token")
-	}
-	m.User, resp = m.Client.GetMe("")
-	if resp.Error != nil {
-		return resp, resp.Error
-	}
-	if m.User == nil {
-		m.logger.Errorf("LOGIN TOKEN: %s is invalid", m.Credentials.Pass)
-		return resp, errors.New("invalid token")
-	}
-	return resp, nil
-}
-
-func (m *MMClient) handleLoginToken() error {
-	switch {
-	case strings.Contains(m.Credentials.Pass, model.SESSION_COOKIE_TOKEN):
-		token := strings.Split(m.Credentials.Pass, model.SESSION_COOKIE_TOKEN+"=")
-		if len(token) != 2 {
-			return errors.New("incorrect MMAUTHTOKEN. valid input is MMAUTHTOKEN=yourtoken")
-		}
-		m.Credentials.Token = token[1]
-		m.Credentials.CookieToken = true
-	case strings.Contains(m.Credentials.Pass, "token="):
-		token := strings.Split(m.Credentials.Pass, "token=")
-		if len(token) != 2 {
-			return errors.New("incorrect personal token. valid input is token=yourtoken")
-		}
-		m.Credentials.Token = token[1]
-	}
-	return nil
-}
-
-func (m *MMClient) initClient(firstConnection bool, b *backoff.Backoff) error {
-	uriScheme := "https://"
-	if m.NoTLS {
-		uriScheme = "http://"
-	}
-	// login to mattermost
-	m.Client = model.NewAPIv4Client(uriScheme + m.Credentials.Server)
-	m.Client.HttpClient.Transport = &http.Transport{
-		TLSClientConfig: &tls.Config{InsecureSkipVerify: m.SkipTLSVerify}, //nolint:gosec
-		Proxy:           http.ProxyFromEnvironment,
-	}
-	m.Client.HttpClient.Timeout = time.Second * 10
-
-	// handle MMAUTHTOKEN and personal token
-	if err := m.handleLoginToken(); err != nil {
-		return err
-	}
-
-	// check if server alive, retry until
-	if err := m.serverAlive(firstConnection, b); err != nil {
-		return err
-	}
-
-	return nil
-}
-
-// initialize user and teams
-func (m *MMClient) initUser() error {
-	m.Lock()
-	defer m.Unlock()
-	// we only load all team data on initial login.
-	// all other updates are for channels from our (primary) team only.
-	//m.logger.Debug("initUser(): loading all team data")
-	teams, resp := m.Client.GetTeamsForUser(m.User.Id, "")
-	if resp.Error != nil {
-		return resp.Error
-	}
-	for _, team := range teams {
-		idx := 0
-		max := 200
-		usermap := make(map[string]*model.User)
-		mmusers, resp := m.Client.GetUsersInTeam(team.Id, idx, max, "")
-		if resp.Error != nil {
-			return errors.New(resp.Error.DetailedError)
-		}
-		for len(mmusers) > 0 {
-			for _, user := range mmusers {
-				usermap[user.Id] = user
-			}
-			mmusers, resp = m.Client.GetUsersInTeam(team.Id, idx, max, "")
-			if resp.Error != nil {
-				return errors.New(resp.Error.DetailedError)
-			}
-			idx++
-			time.Sleep(time.Millisecond * 200)
-		}
-		m.logger.Infof("found %d users in team %s", len(usermap), team.Name)
-
-		t := &Team{Team: team, Users: usermap, Id: team.Id}
-
-		mmchannels, resp := m.Client.GetChannelsForTeamForUser(team.Id, m.User.Id, "")
-		if resp.Error != nil {
-			return resp.Error
-		}
-		t.Channels = mmchannels
-		mmchannels, resp = m.Client.GetPublicChannelsForTeam(team.Id, 0, 5000, "")
-		if resp.Error != nil {
-			return resp.Error
-		}
-		t.MoreChannels = mmchannels
-		m.OtherTeams = append(m.OtherTeams, t)
-		if team.Name == m.Credentials.Team {
-			m.Team = t
-			m.logger.Debugf("initUser(): found our team %s (id: %s)", team.Name, team.Id)
-		}
-		// add all users
-		for k, v := range t.Users {
-			m.Users[k] = v
-		}
-	}
-	return nil
-}
-
-func (m *MMClient) serverAlive(firstConnection bool, b *backoff.Backoff) error {
-	defer b.Reset()
-	for {
-		d := b.Duration()
-		// bogus call to get the serverversion
-		_, resp := m.Client.Logout()
-		if resp.Error != nil {
-			return fmt.Errorf("%#v", resp.Error.Error())
-		}
-		if firstConnection && !m.SkipVersionCheck && !supportedVersion(resp.ServerVersion) {
-			return fmt.Errorf("unsupported mattermost version: %s", resp.ServerVersion)
-		}
-		if !m.SkipVersionCheck {
-			m.ServerVersion = resp.ServerVersion
-			if m.ServerVersion == "" {
-				m.logger.Debugf("Server not up yet, reconnecting in %s", d)
-				time.Sleep(d)
-			} else {
-				m.logger.Infof("Found version %s", m.ServerVersion)
-				return nil
-			}
-		} else {
-			return nil
-		}
-	}
-}
-
-func (m *MMClient) wsConnect() {
-	b := &backoff.Backoff{
-		Min:    time.Second,
-		Max:    5 * time.Minute,
-		Jitter: true,
-	}
-
-	m.WsConnected = false
-	wsScheme := "wss://"
-	if m.NoTLS {
-		wsScheme = "ws://"
-	}
-
-	// setup websocket connection
-	wsurl := wsScheme + m.Credentials.Server + model.API_URL_SUFFIX_V4 + "/websocket"
-	header := http.Header{}
-	header.Set(model.HEADER_AUTH, "BEARER "+m.Client.AuthToken)
-
-	m.logger.Debugf("WsClient: making connection: %s", wsurl)
-	for {
-		wsDialer := &websocket.Dialer{
-			TLSClientConfig: &tls.Config{InsecureSkipVerify: m.SkipTLSVerify}, //nolint:gosec
-			Proxy:           http.ProxyFromEnvironment,
-		}
-		var err error
-		m.WsClient, _, err = wsDialer.Dial(wsurl, header)
-		if err != nil {
-			d := b.Duration()
-			m.logger.Debugf("WSS: %s, reconnecting in %s", err, d)
-			time.Sleep(d)
-			continue
-		}
-		break
-	}
-
-	m.logger.Debug("WsClient: connected")
-	m.WsSequence = 1
-	m.WsPingChan = make(chan *model.WebSocketResponse)
-	// only start to parse WS messages when login is completely done
-	m.WsConnected = true
-}
-
-func (m *MMClient) createCookieJar(token string) *cookiejar.Jar {
-	var cookies []*http.Cookie
-	jar, _ := cookiejar.New(nil)
-	firstCookie := &http.Cookie{
-		Name:   "MMAUTHTOKEN",
-		Value:  token,
-		Path:   "/",
-		Domain: m.Credentials.Server,
-	}
-	cookies = append(cookies, firstCookie)
-	cookieURL, _ := url.Parse("https://" + m.Credentials.Server)
-	jar.SetCookies(cookieURL, cookies)
-	return jar
-}
-
-func (m *MMClient) checkAlive() error {
-	// check if session still is valid
-	_, resp := m.Client.GetMe("")
-	if resp.Error != nil {
-		return resp.Error
-	}
-	m.logger.Debug("WS PING")
-	return m.sendWSRequest("ping", nil)
-}
-
-func (m *MMClient) sendWSRequest(action string, data map[string]interface{}) error {
-	req := &model.WebSocketRequest{}
-	req.Seq = m.WsSequence
-	req.Action = action
-	req.Data = data
-	m.WsSequence++
-	m.logger.Debugf("sendWsRequest %#v", req)
-	return m.WsClient.WriteJSON(req)
-}
-
-func supportedVersion(version string) bool {
-	if strings.HasPrefix(version, "3.8.0") ||
-		strings.HasPrefix(version, "3.9.0") ||
-		strings.HasPrefix(version, "3.10.0") ||
-		strings.HasPrefix(version, "4.") ||
-		strings.HasPrefix(version, "5.") {
-		return true
-	}
-	return false
-}
-
-func digestString(s string) string {
-	return fmt.Sprintf("%x", md5.Sum([]byte(s))) //nolint:gosec
-}

matterclient/messages.go

@@ -1,207 +0,0 @@
-package matterclient
-
-import (
-	"strings"
-
-	"github.com/mattermost/mattermost-server/model"
-)
-
-func (m *MMClient) parseActionPost(rmsg *Message) {
-	// add post to cache, if it already exists don't relay this again.
-	// this should fix reposts
-	if ok, _ := m.lruCache.ContainsOrAdd(digestString(rmsg.Raw.Data["post"].(string)), true); ok {
-		m.logger.Debugf("message %#v in cache, not processing again", rmsg.Raw.Data["post"].(string))
-		rmsg.Text = ""
-		return
-	}
-	data := model.PostFromJson(strings.NewReader(rmsg.Raw.Data["post"].(string)))
-	// we don't have the user, refresh the userlist
-	if m.GetUser(data.UserId) == nil {
-		m.logger.Infof("User '%v' is not known, ignoring message '%#v'",
-			data.UserId, data)
-		return
-	}
-	rmsg.Username = m.GetUserName(data.UserId)
-	rmsg.Channel = m.GetChannelName(data.ChannelId)
-	rmsg.UserID = data.UserId
-	rmsg.Type = data.Type
-	teamid, _ := rmsg.Raw.Data["team_id"].(string)
-	// edit messsages have no team_id for some reason
-	if teamid == "" {
-		// we can find the team_id from the channelid
-		teamid = m.GetChannelTeamId(data.ChannelId)
-		rmsg.Raw.Data["team_id"] = teamid
-	}
-	if teamid != "" {
-		rmsg.Team = m.GetTeamName(teamid)
-	}
-	// direct message
-	if rmsg.Raw.Data["channel_type"] == "D" {
-		rmsg.Channel = m.GetUser(data.UserId).Username
-	}
-	rmsg.Text = data.Message
-	rmsg.Post = data
-}
-
-func (m *MMClient) parseMessage(rmsg *Message) {
-	switch rmsg.Raw.Event {
-	case model.WEBSOCKET_EVENT_POSTED, model.WEBSOCKET_EVENT_POST_EDITED, model.WEBSOCKET_EVENT_POST_DELETED:
-		m.parseActionPost(rmsg)
-	case "user_updated":
-		user := rmsg.Raw.Data["user"].(map[string]interface{})
-		if _, ok := user["id"].(string); ok {
-			m.UpdateUser(user["id"].(string))
-		}
-	case "group_added":
-		if err := m.UpdateChannels(); err != nil {
-			m.logger.Errorf("failed to update channels: %#v", err)
-		}
-		/*
-			case model.ACTION_USER_REMOVED:
-				m.handleWsActionUserRemoved(&rmsg)
-			case model.ACTION_USER_ADDED:
-				m.handleWsActionUserAdded(&rmsg)
-		*/
-	}
-}
-
-func (m *MMClient) parseResponse(rmsg model.WebSocketResponse) {
-	if rmsg.Data != nil {
-		// ping reply
-		if rmsg.Data["text"].(string) == "pong" {
-			m.WsPingChan <- &rmsg
-		}
-	}
-}
-
-func (m *MMClient) DeleteMessage(postId string) error { //nolint:golint
-	_, resp := m.Client.DeletePost(postId)
-	if resp.Error != nil {
-		return resp.Error
-	}
-	return nil
-}
-
-func (m *MMClient) EditMessage(postId string, text string) (string, error) { //nolint:golint
-	post := &model.Post{Message: text, Id: postId}
-	res, resp := m.Client.UpdatePost(postId, post)
-	if resp.Error != nil {
-		return "", resp.Error
-	}
-	return res.Id, nil
-}
-
-func (m *MMClient) GetFileLinks(filenames []string) []string {
-	uriScheme := "https://"
-	if m.NoTLS {
-		uriScheme = "http://"
-	}
-
-	var output []string
-	for _, f := range filenames {
-		res, resp := m.Client.GetFileLink(f)
-		if resp.Error != nil {
-			// public links is probably disabled, create the link ourselves
-			output = append(output, uriScheme+m.Credentials.Server+model.API_URL_SUFFIX_V4+"/files/"+f)
-			continue
-		}
-		output = append(output, res)
-	}
-	return output
-}
-
-func (m *MMClient) GetPosts(channelId string, limit int) *model.PostList { //nolint:golint
-	res, resp := m.Client.GetPostsForChannel(channelId, 0, limit, "")
-	if resp.Error != nil {
-		return nil
-	}
-	return res
-}
-
-func (m *MMClient) GetPostsSince(channelId string, time int64) *model.PostList { //nolint:golint
-	res, resp := m.Client.GetPostsSince(channelId, time)
-	if resp.Error != nil {
-		return nil
-	}
-	return res
-}
-
-func (m *MMClient) GetPublicLink(filename string) string {
-	res, resp := m.Client.GetFileLink(filename)
-	if resp.Error != nil {
-		return ""
-	}
-	return res
-}
-
-func (m *MMClient) GetPublicLinks(filenames []string) []string {
-	var output []string
-	for _, f := range filenames {
-		res, resp := m.Client.GetFileLink(f)
-		if resp.Error != nil {
-			continue
-		}
-		output = append(output, res)
-	}
-	return output
-}
-
-func (m *MMClient) PostMessage(channelId string, text string, rootId string) (string, error) { //nolint:golint
-	post := &model.Post{ChannelId: channelId, Message: text, RootId: rootId}
-	res, resp := m.Client.CreatePost(post)
-	if resp.Error != nil {
-		return "", resp.Error
-	}
-	return res.Id, nil
-}
-
-func (m *MMClient) PostMessageWithFiles(channelId string, text string, rootId string, fileIds []string) (string, error) { //nolint:golint
-	post := &model.Post{ChannelId: channelId, Message: text, RootId: rootId, FileIds: fileIds}
-	res, resp := m.Client.CreatePost(post)
-	if resp.Error != nil {
-		return "", resp.Error
-	}
-	return res.Id, nil
-}
-
-func (m *MMClient) SearchPosts(query string) *model.PostList {
-	res, resp := m.Client.SearchPosts(m.Team.Id, query, false)
-	if resp.Error != nil {
-		return nil
-	}
-	return res
-}
-
-// SendDirectMessage sends a direct message to specified user
-func (m *MMClient) SendDirectMessage(toUserId string, msg string, rootId string) { //nolint:golint
-	m.SendDirectMessageProps(toUserId, msg, rootId, nil)
-}
-
-func (m *MMClient) SendDirectMessageProps(toUserId string, msg string, rootId string, props map[string]interface{}) { //nolint:golint
-	m.logger.Debugf("SendDirectMessage to %s, msg %s", toUserId, msg)
-	// create DM channel (only happens on first message)
-	_, resp := m.Client.CreateDirectChannel(m.User.Id, toUserId)
-	if resp.Error != nil {
-		m.logger.Debugf("SendDirectMessage to %#v failed: %s", toUserId, resp.Error)
-		return
-	}
-	channelName := model.GetDMNameFromIds(toUserId, m.User.Id)
-
-	// update our channels
-	if err := m.UpdateChannels(); err != nil {
-		m.logger.Errorf("failed to update channels: %#v", err)
-	}
-
-	// build & send the message
-	msg = strings.Replace(msg, "\r", "", -1)
-	post := &model.Post{ChannelId: m.GetChannelId(channelName, m.Team.Id), Message: msg, RootId: rootId, Props: props}
-	m.Client.CreatePost(post)
-}
-
-func (m *MMClient) UploadFile(data []byte, channelId string, filename string) (string, error) { //nolint:golint
-	f, resp := m.Client.UploadFile(data, channelId, filename)
-	if resp.Error != nil {
-		return "", resp.Error
-	}
-	return f.FileInfos[0].Id, nil
-}

matterclient/users.go

@@ -1,165 +0,0 @@
-package matterclient
-
-import (
-	"errors"
-	"time"
-
-	"github.com/mattermost/mattermost-server/model"
-)
-
-func (m *MMClient) GetNickName(userId string) string { //nolint:golint
-	user := m.GetUser(userId)
-	if user != nil {
-		return user.Nickname
-	}
-	return ""
-}
-
-func (m *MMClient) GetStatus(userId string) string { //nolint:golint
-	res, resp := m.Client.GetUserStatus(userId, "")
-	if resp.Error != nil {
-		return ""
-	}
-	if res.Status == model.STATUS_AWAY {
-		return "away"
-	}
-	if res.Status == model.STATUS_ONLINE {
-		return "online"
-	}
-	return "offline"
-}
-
-func (m *MMClient) GetStatuses() map[string]string {
-	var ids []string
-	statuses := make(map[string]string)
-	for id := range m.Users {
-		ids = append(ids, id)
-	}
-	res, resp := m.Client.GetUsersStatusesByIds(ids)
-	if resp.Error != nil {
-		return statuses
-	}
-	for _, status := range res {
-		statuses[status.UserId] = "offline"
-		if status.Status == model.STATUS_AWAY {
-			statuses[status.UserId] = "away"
-		}
-		if status.Status == model.STATUS_ONLINE {
-			statuses[status.UserId] = "online"
-		}
-	}
-	return statuses
-}
-
-func (m *MMClient) GetTeamId() string { //nolint:golint
-	return m.Team.Id
-}
-
-// GetTeamName returns the name of the specified teamId
-func (m *MMClient) GetTeamName(teamId string) string { //nolint:golint
-	m.RLock()
-	defer m.RUnlock()
-	for _, t := range m.OtherTeams {
-		if t.Id == teamId {
-			return t.Team.Name
-		}
-	}
-	return ""
-}
-
-func (m *MMClient) GetUser(userId string) *model.User { //nolint:golint
-	m.Lock()
-	defer m.Unlock()
-	_, ok := m.Users[userId]
-	if !ok {
-		res, resp := m.Client.GetUser(userId, "")
-		if resp.Error != nil {
-			return nil
-		}
-		m.Users[userId] = res
-	}
-	return m.Users[userId]
-}
-
-func (m *MMClient) GetUserName(userId string) string { //nolint:golint
-	user := m.GetUser(userId)
-	if user != nil {
-		return user.Username
-	}
-	return ""
-}
-
-func (m *MMClient) GetUsers() map[string]*model.User {
-	users := make(map[string]*model.User)
-	m.RLock()
-	defer m.RUnlock()
-	for k, v := range m.Users {
-		users[k] = v
-	}
-	return users
-}
-
-func (m *MMClient) UpdateUsers() error {
-	idx := 0
-	max := 200
-	mmusers, resp := m.Client.GetUsers(idx, max, "")
-	if resp.Error != nil {
-		return errors.New(resp.Error.DetailedError)
-	}
-	for len(mmusers) > 0 {
-		m.Lock()
-		for _, user := range mmusers {
-			m.Users[user.Id] = user
-		}
-		m.Unlock()
-		mmusers, resp = m.Client.GetUsers(idx, max, "")
-		time.Sleep(time.Millisecond * 300)
-		if resp.Error != nil {
-			return errors.New(resp.Error.DetailedError)
-		}
-		idx++
-	}
-	return nil
-}
-
-func (m *MMClient) UpdateUserNick(nick string) error {
-	user := m.User
-	user.Nickname = nick
-	_, resp := m.Client.UpdateUser(user)
-	if resp.Error != nil {
-		return resp.Error
-	}
-	return nil
-}
-
-func (m *MMClient) UsernamesInChannel(channelId string) []string { //nolint:golint
-	res, resp := m.Client.GetChannelMembers(channelId, 0, 50000, "")
-	if resp.Error != nil {
-		m.logger.Errorf("UsernamesInChannel(%s) failed: %s", channelId, resp.Error)
-		return []string{}
-	}
-	allusers := m.GetUsers()
-	result := []string{}
-	for _, member := range *res {
-		result = append(result, allusers[member.UserId].Nickname)
-	}
-	return result
-}
-
-func (m *MMClient) UpdateStatus(userId string, status string) error { //nolint:golint
-	_, resp := m.Client.UpdateUserStatus(userId, &model.Status{Status: status})
-	if resp.Error != nil {
-		return resp.Error
-	}
-	return nil
-}
-
-func (m *MMClient) UpdateUser(userId string) { //nolint:golint
-	m.Lock()
-	defer m.Unlock()
-	res, resp := m.Client.GetUser(userId, "")
-	if resp.Error != nil {
-		return
-	}
-	m.Users[userId] = res
-}