func (api *channellingAPI) HandleConference(session *channelling.Session, conference *channelling.DataConference) {
if room, ok := api.RoomStatusManager.Get(session.Roomid); ok && room.GetType() == channelling.RoomTypeConference {
log.Println("Refusing client-side conference update for server-managed conferences.")
return
}
// Check conference maximum size.
if len(conference.Conference) > maxConferenceSize {
log.Println("Refusing to create conference above limit.", len(conference.Conference))
return
}
// Send conference update to anyone.
for _, id := range conference.Conference {
if id != session.Id {
session.Unicast(id, conference, nil)
}
}
}
func (api *channellingAPI) HandleChat(session *channelling.Session, chat *channelling.DataChat) {
// TODO(longsleep): Limit sent chat messages per incoming connection.
msg := chat.Chat
to := chat.To
if !msg.NoEcho {
session.Unicast(session.Id, chat, nil)
}
msg.Time = time.Now().Format(time.RFC3339)
if to == "" {
// TODO(longsleep): Check if chat broadcast is allowed.
if session.Hello {
api.StatsCounter.CountBroadcastChat()
session.Broadcast(chat)
}
} else {
if msg.Status != nil {
if msg.Status.ContactRequest != nil {
if !api.config.WithModule("contacts") {
return
}
if err := api.ContactManager.ContactrequestHandler(session, to, msg.Status.ContactRequest); err != nil {
log.Println("Ignoring invalid contact request.", err)
return
}
msg.Status.ContactRequest.Userid = session.Userid()
}
} else {
api.StatsCounter.CountUnicastChat()
}
session.Unicast(to, chat, nil)
if msg.Mid != "" {
// Send out delivery confirmation status chat message.
session.Unicast(session.Id, &channelling.DataChat{To: to, Type: "Chat", Chat: &channelling.DataChatMessage{Mid: msg.Mid, Status: &channelling.DataChatStatus{State: "sent"}}}, nil)
}
}
}
func (api *channellingAPI) OnIncoming(sender channelling.Sender, session *channelling.Session, msg *channelling.DataIncoming) (interface{}, error) {
var pipeline *channelling.Pipeline
switch msg.Type {
case "Self":
return api.HandleSelf(session)
case "Hello":
if msg.Hello == nil {
return nil, channelling.NewDataError("bad_request", "message did not contain Hello")
}
return api.HandleHello(session, msg.Hello, sender)
case "Offer":
if msg.Offer == nil || msg.Offer.Offer == nil {
log.Println("Received invalid offer message.", msg)
break
}
if _, ok := msg.Offer.Offer["_token"]; !ok {
pipeline = api.PipelineManager.GetPipeline(channelling.PipelineNamespaceCall, sender, session, msg.Offer.To)
// Trigger offer event when offer has no token, so this is
// not triggered for peerxfer and peerscreenshare offers.
api.BusManager.Trigger(channelling.BusManagerOffer, session.Id, msg.Offer.To, nil, pipeline)
}
session.Unicast(msg.Offer.To, msg.Offer, pipeline)
case "Candidate":
if msg.Candidate == nil || msg.Candidate.Candidate == nil {
log.Println("Received invalid candidate message.", msg)
break
}
pipeline = api.PipelineManager.GetPipeline(channelling.PipelineNamespaceCall, sender, session, msg.Candidate.To)
session.Unicast(msg.Candidate.To, msg.Candidate, pipeline)
case "Answer":
if msg.Answer == nil || msg.Answer.Answer == nil {
log.Println("Received invalid answer message.", msg)
break
}
if _, ok := msg.Answer.Answer["_token"]; !ok {
pipeline = api.PipelineManager.GetPipeline(channelling.PipelineNamespaceCall, sender, session, msg.Answer.To)
// Trigger answer event when answer has no token. so this is
// not triggered for peerxfer and peerscreenshare answers.
api.BusManager.Trigger(channelling.BusManagerAnswer, session.Id, msg.Answer.To, nil, pipeline)
}
session.Unicast(msg.Answer.To, msg.Answer, pipeline)
case "Users":
return api.HandleUsers(session)
case "Authentication":
if msg.Authentication == nil || msg.Authentication.Authentication == nil {
return nil, channelling.NewDataError("bad_request", "message did not contain Authentication")
}
return api.HandleAuthentication(session, msg.Authentication.Authentication)
case "Bye":
if msg.Bye == nil {
log.Println("Received invalid bye message.", msg)
break
}
pipeline = api.PipelineManager.GetPipeline(channelling.PipelineNamespaceCall, sender, session, msg.Bye.To)
api.BusManager.Trigger(channelling.BusManagerBye, session.Id, msg.Bye.To, nil, pipeline)
session.Unicast(msg.Bye.To, msg.Bye, pipeline)
if pipeline != nil {
pipeline.Close()
}
case "Status":
if msg.Status == nil {
log.Println("Received invalid status message.", msg)
break
}
//log.Println("Status", msg.Status)
session.Update(&channelling.SessionUpdate{Types: []string{"Status"}, Status: msg.Status.Status})
session.BroadcastStatus()
case "Chat":
if msg.Chat == nil || msg.Chat.Chat == nil {
log.Println("Received invalid chat message.", msg)
break
}
api.HandleChat(session, msg.Chat)
case "Conference":
if msg.Conference == nil {
log.Println("Received invalid conference message.", msg)
break
}
api.HandleConference(session, msg.Conference)
case "Alive":
return msg.Alive, nil
case "Sessions":
if msg.Sessions == nil || msg.Sessions.Sessions == nil {
return nil, channelling.NewDataError("bad_request", "message did not contain Sessions")
}
return api.HandleSessions(session, msg.Sessions.Sessions)
case "Room":
if msg.Room == nil {
return nil, channelling.NewDataError("bad_request", "message did not contain Room")
}
return api.HandleRoom(session, msg.Room)
case "Leave":
if err := api.HandleLeave(session); err != nil {
return nil, err
}
return nil, nil
default:
log.Println("OnText unhandled message type", msg.Type)
}
return nil, nil
}