Handle quit message relay better on gateways with one channel on the irc bridge #722

gateway/gateway.go

@@ -188,6 +188,11 @@ func (gw *Gateway) getDestChannel(msg *config.Message, dest bridge.Bridge) []con
 	// irc quit is for the whole bridge, isn't a per channel quit.
 	// channel is empty when we quit
 	if msg.Event == config.EventJoinLeave && getProtocol(msg) == "irc" && msg.Channel == "" {
+		// if we only have one channel on this irc bridge it's got to be the sending one.
+		// don't send it back
+		if channel.Account == msg.Account && len(dest.Channels) == 1 && dest.Protocol == "irc" {
+			return channels
+		}
 		for _, channel := range gw.Channels {
 			if channel.Account == dest.Account && strings.Contains(channel.Direction, "out") &&
 				gw.validGatewayDest(msg) {