forked from jshiffer/matterbridge
112 lines
2.4 KiB
Go
112 lines
2.4 KiB
Go
package bridge
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import (
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//"fmt"
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"github.com/42wim/matterbridge/bridge/config"
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"github.com/42wim/matterbridge/bridge/irc"
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"github.com/42wim/matterbridge/bridge/mattermost"
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"github.com/42wim/matterbridge/bridge/xmpp"
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log "github.com/Sirupsen/logrus"
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"strings"
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)
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type Bridge struct {
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*config.Config
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Source string
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Bridges []Bridger
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Channels []map[string]string
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ignoreNicks map[string][]string
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}
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type Bridger interface {
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Send(msg config.Message) error
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Name() string
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Connect() error
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//Command(cmd string) string
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}
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func NewBridge(cfg *config.Config) error {
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c := make(chan config.Message)
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b := &Bridge{}
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b.Config = cfg
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if cfg.IRC.Enable {
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b.Bridges = append(b.Bridges, birc.New(cfg, c))
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}
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if cfg.Mattermost.Enable {
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b.Bridges = append(b.Bridges, bmattermost.New(cfg, c))
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}
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if cfg.Xmpp.Enable {
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b.Bridges = append(b.Bridges, bxmpp.New(cfg, c))
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}
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if len(b.Bridges) < 2 {
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log.Fatalf("only %d sections enabled. Need at least 2 sections enabled (eg [IRC] and [mattermost]", len(b.Bridges))
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}
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for _, br := range b.Bridges {
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br.Connect()
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}
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b.mapChannels()
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b.mapIgnores()
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b.handleReceive(c)
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return nil
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}
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func (b *Bridge) handleReceive(c chan config.Message) {
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for {
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select {
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case msg := <-c:
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m := b.getChannel(msg.Origin, msg.Channel)
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if m == nil {
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continue
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}
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for _, br := range b.Bridges {
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if b.ignoreMessage(msg.Username, msg.Text, msg.Origin) {
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continue
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}
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// do not send to originated bridge
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if br.Name() != msg.Origin {
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msg.Channel = m[br.Name()]
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br.Send(msg)
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}
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}
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}
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}
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}
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func (b *Bridge) mapChannels() error {
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for _, val := range b.Config.Channel {
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m := make(map[string]string)
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m["irc"] = val.IRC
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m["mattermost"] = val.Mattermost
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m["xmpp"] = val.Xmpp
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b.Channels = append(b.Channels, m)
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}
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return nil
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}
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func (b *Bridge) mapIgnores() {
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m := make(map[string][]string)
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m["irc"] = strings.Fields(b.Config.IRC.IgnoreNicks)
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m["mattermost"] = strings.Fields(b.Config.Mattermost.IgnoreNicks)
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m["xmpp"] = strings.Fields(b.Config.Mattermost.IgnoreNicks)
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b.ignoreNicks = m
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}
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func (b *Bridge) getChannel(src, name string) map[string]string {
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for _, v := range b.Channels {
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if v[src] == name {
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return v
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}
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}
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return nil
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}
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func (b *Bridge) ignoreMessage(nick string, message string, protocol string) bool {
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// should we discard messages ?
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for _, entry := range b.ignoreNicks[protocol] {
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if nick == entry {
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return true
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}
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}
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return false
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}
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