package btelegram import ( "strconv" "github.com/42wim/matterbridge/bridge/config" log "github.com/Sirupsen/logrus" "github.com/go-telegram-bot-api/telegram-bot-api" ) type Btelegram struct { c *tgbotapi.BotAPI Config *config.Protocol Remote chan config.Message Account string } var flog *log.Entry var protocol = "telegram" func init() { flog = log.WithFields(log.Fields{"module": protocol}) } func New(cfg config.Protocol, account string, c chan config.Message) *Btelegram { b := &Btelegram{} b.Config = &cfg b.Remote = c b.Account = account return b } func (b *Btelegram) Connect() error { var err error flog.Info("Connecting") b.c, err = tgbotapi.NewBotAPI(b.Config.Token) if err != nil { flog.Debugf("%#v", err) return err } updates, err := b.c.GetUpdatesChan(tgbotapi.NewUpdate(0)) if err != nil { flog.Debugf("%#v", err) return err } flog.Info("Connection succeeded") go b.handleRecv(updates) return nil } func (b *Btelegram) Disconnect() error { return nil } func (b *Btelegram) JoinChannel(channel string) error { return nil } func (b *Btelegram) Send(msg config.Message) error { flog.Debugf("Receiving %#v", msg) chatid, err := strconv.ParseInt(msg.Channel, 10, 64) if err != nil { return err } if b.Config.MessageFormat == "HTML" { msg.Text = makeHTML(msg.Text) } m := tgbotapi.NewMessage(chatid, msg.Username+msg.Text) if b.Config.MessageFormat == "HTML" { m.ParseMode = tgbotapi.ModeHTML } _, err = b.c.Send(m) return err } func (b *Btelegram) handleRecv(updates <-chan tgbotapi.Update) { username := "" text := "" channel := "" for update := range updates { var message *tgbotapi.Message // handle channels if update.ChannelPost != nil { message = update.ChannelPost } if update.EditedChannelPost != nil { message = update.EditedChannelPost } // handle groups if update.Message != nil { message = update.Message } if update.EditedMessage != nil { message = update.EditedMessage } if message.From != nil { username = message.From.FirstName if username == "" { username = message.From.UserName } text = message.Text channel = strconv.FormatInt(message.Chat.ID, 10) } if username == "" { username = "unknown" } if text != "" { flog.Debugf("Sending message from %s on %s to gateway", username, b.Account) b.Remote <- config.Message{Username: username, Text: text, Channel: channel, Account: b.Account} } } }