forked from lug/matterbridge
04567c765e
This uses our own gomatrix lib with the SendHTML function which adds HTML to formatted_body in matrix. golang-commonmark is used to convert markdown into valid HTML.
94 lines
1.4 KiB
Go
94 lines
1.4 KiB
Go
// Copyright 2015 The Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package linkify
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import (
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"unicode"
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"unicode/utf8"
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)
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func findEmailStart(s string, start int) (_ int, _ bool) {
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end := start
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allowDot := false
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for end >= 0 {
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b := s[end]
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switch {
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case emailcs[b]:
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allowDot = true
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case b == '.':
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if !allowDot {
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return
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}
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allowDot = false
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default:
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if end == start {
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return
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}
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if s[end+1] == '.' {
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return
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}
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r, _ := utf8.DecodeLastRuneInString(s[:end+1])
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if r == utf8.RuneError {
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return
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}
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if !unicode.IsSpace(r) {
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return
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}
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return end + 1, true
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}
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end--
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}
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if end < start && s[end+1] == '.' {
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return
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}
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return end + 1, true
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}
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func findEmailEnd(s string, start int) (_ int, _ bool) {
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end := start
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allowDot := false
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loop:
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for end < len(s) {
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b := s[end]
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switch {
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case emailcs[b]:
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allowDot = true
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case b == '.':
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if !allowDot {
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return
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}
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allowDot = false
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case b == '@':
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break loop
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default:
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return
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}
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end++
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}
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if end >= len(s)-5 {
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return
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}
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if end > start && s[end-1] == '.' {
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return
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}
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var dot int
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var ok bool
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end, dot, ok = findHostnameEnd(s, end+1)
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if !ok || dot == -1 {
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return
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}
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if dot+5 <= len(s) && s[dot+1:dot+5] == "xn--" {
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return end, true
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}
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if length := match(s[dot+1:]); dot+length+1 != end {
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return
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}
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return end, true
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}
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