Add matrix support

bridge/matrix/matrix.go

@@ -0,0 +1,92 @@
+package bmatrix
+
+import (
+	"github.com/42wim/matterbridge/bridge/config"
+	log "github.com/Sirupsen/logrus"
+	matrix "github.com/matrix-org/gomatrix"
+)
+
+type Bmatrix struct {
+	mc      *matrix.Client
+	Config  *config.Protocol
+	Remote  chan config.Message
+	Account string
+	UserID  string
+}
+
+var flog *log.Entry
+var protocol = "matrix"
+
+func init() {
+	flog = log.WithFields(log.Fields{"module": protocol})
+}
+
+func New(cfg config.Protocol, account string, c chan config.Message) *Bmatrix {
+	b := &Bmatrix{}
+	b.Config = &cfg
+	b.Account = account
+	b.Remote = c
+	return b
+}
+
+func (b *Bmatrix) Connect() error {
+	var err error
+	flog.Infof("Connecting %s", b.Config.Server)
+	b.mc, err = matrix.NewClient(b.Config.Server, "", "")
+	if err != nil {
+		flog.Debugf("%#v", err)
+		return err
+	}
+	resp, err := b.mc.Login(&matrix.ReqLogin{
+		Type:     "m.login.password",
+		User:     b.Config.Login,
+		Password: b.Config.Password,
+	})
+	if err != nil {
+		flog.Debugf("%#v", err)
+		return err
+	}
+	b.mc.SetCredentials(resp.UserID, resp.AccessToken)
+	b.UserID = resp.UserID
+	flog.Info("Connection succeeded")
+	go b.handlematrix()
+	return nil
+}
+
+func (b *Bmatrix) Disconnect() error {
+	return nil
+}
+
+func (b *Bmatrix) JoinChannel(channel string) error {
+	_, err := b.mc.JoinRoom(channel, "", nil)
+	return err
+}
+
+func (b *Bmatrix) Send(msg config.Message) error {
+	flog.Debugf("Receiving %#v", msg)
+	b.mc.SendText(msg.Channel, msg.Username+msg.Text)
+	return nil
+}
+
+func (b *Bmatrix) handlematrix() error {
+	warning := "Not relaying this message, please setup a dedicated bot user"
+	syncer := b.mc.Syncer.(*matrix.DefaultSyncer)
+	syncer.OnEventType("m.room.message", func(ev *matrix.Event) {
+		if ev.Content["msgtype"].(string) == "m.text" && ev.Sender != b.UserID {
+			flog.Debugf("Sending message from %s on %s to gateway", ev.Sender, b.Account)
+			b.Remote <- config.Message{Username: ev.Sender, Text: ev.Content["body"].(string), Channel: ev.RoomID, Account: b.Account}
+		}
+		if ev.Sender == b.UserID && ev.Content["body"].(string) != warning {
+			b.mc.SendText(ev.RoomID, warning)
+		}
+		flog.Debugf("Received: %#v", ev)
+	})
+	go func() {
+		for {
+			if err := b.mc.Sync(); err != nil {
+				flog.Println("Sync() returned ", err)
+			}
+		}
+	}()
+	return nil
+}