/// <summary>
/// Call (MSRP, Audio, Video, T.38, ...) events
/// </summary>
/// <param name="e"></param>
/// <returns></returns>
public override int OnInviteEvent(InviteEvent e)
{
tsip_invite_event_type_t type = e.getType();
short code = e.getCode();
String phrase = e.getPhrase();
InviteSession session = e.getSession();
switch (type)
{
case tsip_invite_event_type_t.tsip_i_newcall:
if (session != null) /* As we are not the owner, then the session MUST be null */
{
LOG.Error("Invalid incoming session");
session.hangup(); // To avoid another callback event
return -1;
}
SipMessage message = e.getSipMessage();
if (message == null)
{
LOG.Error("Invalid message");
return -1;
}
twrap_media_type_t sessionType = e.getMediaType();
switch (sessionType)
{
case twrap_media_type_t.twrap_media_msrp:
{
if ((session = e.takeMsrpSessionOwnership()) == null)
{
LOG.Error("Failed to take MSRP session ownership");
return -1;
}
MyMsrpSession msrpSession = MyMsrpSession.TakeIncomingSession(this.sipService.SipStack, session as MsrpSession, message);
if (msrpSession == null)
{
LOG.Error("Failed to create new session");
session.hangup();
session.Dispose();
return 0;
}
msrpSession.State = MyInviteSession.InviteState.INCOMING;
InviteEventArgs eargs = new InviteEventArgs(msrpSession.Id, InviteEventTypes.INCOMING, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, msrpSession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
break;
}
case twrap_media_type_t.twrap_media_audio:
case twrap_media_type_t.twrap_media_audiovideo:
case twrap_media_type_t.twrap_media_video:
{
if ((session = e.takeCallSessionOwnership()) == null)
{
LOG.Error("Failed to take audio/video session ownership");
return -1;
}
MyAVSession avSession = MyAVSession.TakeIncomingSession(this.sipService.SipStack, session as CallSession, sessionType, message);
avSession.State = MyInviteSession.InviteState.INCOMING;
InviteEventArgs eargs = new InviteEventArgs(avSession.Id, InviteEventTypes.INCOMING, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, avSession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
break;
}
default:
LOG.Error("Invalid media type");
return 0;
}
break;
case tsip_invite_event_type_t.tsip_ao_request:
if (code == 180 && session != null)
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.RINGING, phrase));
}
break;
case tsip_invite_event_type_t.tsip_i_request:
case tsip_invite_event_type_t.tsip_o_ect_ok:
case tsip_invite_event_type_t.tsip_o_ect_nok:
case tsip_invite_event_type_t.tsip_i_ect:
{
break;
}
case tsip_invite_event_type_t.tsip_m_early_media:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.EARLY_MEDIA, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_hold_ok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_HOLD_OK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_hold_nok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_HOLD_NOK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_resume_ok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_RESUME_OK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_resume_nok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_RESUME_NOK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_remote_hold:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_HOLD, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_remote_resume:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_RESUME, phrase));
break;
}
}
return 0;
}
/// <summary>
/// Dialog events (Common to all)
/// </summary>
/// <param name="e"></param>
/// <returns></returns>
public override int OnDialogEvent(DialogEvent e)
{
String phrase = e.getPhrase();
short code = e.getCode();
SipSession session = e.getBaseSession();
if (session == null)
{
return 0;
}
uint sessionId = session.getId();
MySipSession mySession = null;
SipService.LOG.Info(String.Format("OnDialogEvent ({0})", phrase));
if (code == tinyWRAP.tsip_event_code_dialog_connecting)
{
// Registration
if (this.sipService.regSession != null && this.sipService.regSession.Id == sessionId)
{
EventHandlerTrigger.TriggerEvent<RegistrationEventArgs>(this.sipService.onRegistrationEvent, this.sipService,
new RegistrationEventArgs(RegistrationEventTypes.REGISTRATION_INPROGRESS, code, phrase));
}
// Audio/Video/MSRP
else if (((mySession = MyAVSession.GetSession(sessionId)) != null) || ((mySession = MyMsrpSession.GetSession(sessionId)) != null))
{
(mySession as MyInviteSession).State = MyInviteSession.InviteState.INPROGRESS;
InviteEventArgs eargs = new InviteEventArgs(sessionId, InviteEventTypes.INPROGRESS, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, mySession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
}
// Subscription
// Publication
}
else if (code == tinyWRAP.tsip_event_code_dialog_connected)
{
// Registration
if (this.sipService.regSession != null && this.sipService.regSession.Id == sessionId)
{
this.sipService.regSession.IsConnected = true;
// Update default identity (vs barred)
String _defaultIdentity = this.sipService.SipStack.getPreferredIdentity();
if (!String.IsNullOrEmpty(_defaultIdentity))
{
this.sipService.defaultIdentity = _defaultIdentity;
}
// Do PostRegistrationOp() in new thread to avoid blocking callbacks
new Thread(new ThreadStart(delegate
{
this.sipService.DoPostRegistrationOp();
}))
.Start();
EventHandlerTrigger.TriggerEvent<RegistrationEventArgs>(this.sipService.onRegistrationEvent, this.sipService,
new RegistrationEventArgs(RegistrationEventTypes.REGISTRATION_OK, code, phrase));
}
// Audio/Video/MSRP
else if (((mySession = MyAVSession.GetSession(sessionId)) != null) || ((mySession = MyMsrpSession.GetSession(sessionId)) != null))
{
(mySession as MyInviteSession).State = MyInviteSession.InviteState.INCALL;
mySession.IsConnected = true;
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, new InviteEventArgs(sessionId, InviteEventTypes.CONNECTED, phrase));
}
// Subscription
else if ((mySession = this.sipService.subPresence.FirstOrDefault(x => x.Id == sessionId)) != null)
{
mySession.IsConnected = true;
}
// Publication
else if (this.sipService.pubPres != null && this.sipService.pubPres.Id == sessionId)
{
this.sipService.pubPres.IsConnected = true;
}
}
else if (code == tinyWRAP.tsip_event_code_dialog_terminating)
{
// Registration
if (this.sipService.regSession != null && this.sipService.regSession.Id == sessionId)
{
EventHandlerTrigger.TriggerEvent<RegistrationEventArgs>(this.sipService.onRegistrationEvent, this.sipService,
new RegistrationEventArgs(RegistrationEventTypes.UNREGISTRATION_INPROGRESS, code, phrase));
}
// Audio/Video/MSRP
else if (((mySession = MyAVSession.GetSession(sessionId)) != null) || ((mySession = MyMsrpSession.GetSession(sessionId)) != null))
{
(mySession as MyInviteSession).State = MyInviteSession.InviteState.TERMINATING;
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, new InviteEventArgs(sessionId, InviteEventTypes.TERMWAIT, phrase));
}
// Subscription
// Publication
}
else if (code == tinyWRAP.tsip_event_code_dialog_terminated)
{
// Registration
if (this.sipService.regSession != null && this.sipService.regSession.Id == sessionId)
{
this.sipService.regSession.IsConnected = false;
// To PostRegistration() in new thread
EventHandlerTrigger.TriggerEvent<RegistrationEventArgs>(this.sipService.onRegistrationEvent, this.sipService,
new RegistrationEventArgs(RegistrationEventTypes.UNREGISTRATION_OK, code, phrase));
/* Stop the stack (as we are already in the stack-thread, then do it in a new thread) */
new Thread(new ThreadStart(delegate
{
if (this.sipService.sipStack.State == MySipStack.STACK_STATE.STARTED)
{
this.sipService.sipStack.stop();
}
})).Start();
}
// Audio/Video/MSRP
else if (((mySession = MyAVSession.GetSession(sessionId)) != null) || ((mySession = MyMsrpSession.GetSession(sessionId)) != null))
{
mySession.IsConnected = false;
(mySession as MyInviteSession).State = MyInviteSession.InviteState.TERMINATED;
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, new InviteEventArgs(sessionId, InviteEventTypes.DISCONNECTED, phrase));
}
// Subscription
else if ((mySession = this.sipService.subPresence.FirstOrDefault(x => x.Id == sessionId)) != null)
{
mySession.IsConnected = false;
this.sipService.subPresence.Remove(mySession as MySubscriptionSession);
}
// Publication
else if (this.sipService.pubPres != null && this.sipService.pubPres.Id == sessionId)
{
this.sipService.pubPres.IsConnected = false;
if (this.sipService.hyperAvailabilityTimer != null)
{
if (this.sipService.hyperAvailabilityTimer.Enabled)
{
this.sipService.hyperAvailabilityTimer.Stop();
}
this.sipService.hyperAvailabilityTimer = null;
}
}
}
return 0;
}
/// <summary>
/// Call (MSRP, Audio, Video, T.38, ...) events
/// </summary>
/// <param name="e"></param>
/// <returns></returns>
public override int OnInviteEvent(InviteEvent e)
{
tsip_invite_event_type_t type = e.getType();
short code = e.getCode();
String phrase = e.getPhrase();
InviteSession session = e.getSession();
switch (type)
{
case tsip_invite_event_type_t.tsip_i_newcall:
case tsip_invite_event_type_t.tsip_i_ect_newcall:
{
if (session != null) /* As we are not the owner, then the session MUST be null */
{
LOG.Error("Invalid incoming session");
session.hangup(null); // To avoid another callback event
return -1;
}
SipMessage message = e.getSipMessage();
if (message == null)
{
LOG.Error("Invalid message");
return -1;
}
twrap_media_type_t sessionType = e.getMediaType();
switch (sessionType)
{
case twrap_media_type_t.twrap_media_msrp:
{
if ((session = e.takeMsrpSessionOwnership()) == null)
{
LOG.Error("Failed to take MSRP session ownership");
return -1;
}
MyMsrpSession msrpSession = MyMsrpSession.TakeIncomingSession(this.sipService.SipStack, session as MsrpSession, message);
if (msrpSession == null)
{
LOG.Error("Failed to create new session");
session.hangup(null);
(session as IDisposable).Dispose();
return 0;
}
msrpSession.State = MyInviteSession.InviteState.INCOMING;
InviteEventArgs eargs = new InviteEventArgs(msrpSession.Id, InviteEventTypes.INCOMING, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, msrpSession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
break;
}
case twrap_media_type_t.twrap_media_audio:
case twrap_media_type_t.twrap_media_audiovideo:
case twrap_media_type_t.twrap_media_video:
case (twrap_media_type_t.twrap_media_audio | twrap_media_type_t.twrap_media_t140):
case (twrap_media_type_t.twrap_media_audio | twrap_media_type_t.twrap_media_video | twrap_media_type_t.twrap_media_t140):
case twrap_media_type_t.twrap_media_t140:
{
if ((session = e.takeCallSessionOwnership()) == null)
{
LOG.Error("Failed to take audio/video session ownership");
return -1;
}
if (type == tsip_invite_event_type_t.tsip_i_newcall)
{
MyAVSession avSession = MyAVSession.TakeIncomingSession(this.sipService.SipStack, session as CallSession, sessionType, message);
avSession.State = MyInviteSession.InviteState.INCOMING;
InviteEventArgs eargs = new InviteEventArgs(avSession.Id, InviteEventTypes.INCOMING, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, avSession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
}
else
{
MyAVSession avSession = MyAVSession.TakeOutgoingTranferSession(this.sipService.SipStack, (session as CallSession), sessionType, message);
InviteEventArgs eargs = new InviteEventArgs(avSession.Id, InviteEventTypes.REMOTE_TRANSFER_INPROGESS, phrase);
eargs.AddExtra(InviteEventArgs.EXTRA_SESSION, avSession);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
}
break;
}
default:
LOG.Error("Invalid media type");
return 0;
}
break;
}
case tsip_invite_event_type_t.tsip_ao_request:
if (code == 180 && session != null)
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.RINGING, phrase));
}
break;
case tsip_invite_event_type_t.tsip_i_request:
{
SipMessage message = e.getSipMessage();
if (message != null)
{
if (message.getRequestType() == tsip_request_type_t.tsip_INFO)
{
String from = message.getSipHeaderValue("f");
String contentType = message.getSipHeaderValue("c");
//byte[] bytes = message.getSipContent();
//if (!String.IsNullOrEmpty(contentType) && String.Equals(contentType, ContentType.DOUBANGO_DEVICE_INFO, StringComparison.InvariantCultureIgnoreCase))
//{
// if (bytes != null)
// {
// //InviteEventArgs eargs = new InviteEventArgs(session.getId(), InviteEventTypes.INFO, e.getPhrase());
// // eargs
// // .AddExtra(InviteEventArgs.EXTRA_CONTENT, from)
// // .AddExtra(InviteEventArgs.EXTRA_REMOTE_PARTY, from)
// // .AddExtra(InviteEventArgs.EXTRA_CONTENT_TYPE, contentType == null ? ContentType.UNKNOWN : contentType);
// // EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, eargs);
// }
// }
}
}
break;
}
case tsip_invite_event_type_t.tsip_o_ect_trying:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_TRANSFER_TRYING, phrase));
break;
}
case tsip_invite_event_type_t.tsip_o_ect_accepted:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_TRANSFER_ACCEPTED, phrase));
break;
}
case tsip_invite_event_type_t.tsip_o_ect_completed:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_TRANSFER_COMPLETED, phrase));
break;
}
case tsip_invite_event_type_t.tsip_o_ect_failed:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_TRANSFER_FAILED, phrase));
break;
}
case tsip_invite_event_type_t.tsip_o_ect_notify:
case tsip_invite_event_type_t.tsip_i_ect_notify:
{
InviteEventTypes eType = type == tsip_invite_event_type_t.tsip_o_ect_notify ? InviteEventTypes.LOCAL_TRANSFER_NOTIFY : InviteEventTypes.REMOTE_TRANSFER_NOTIFY;
InviteEventArgs args = new InviteEventArgs(session.getId(), eType, phrase);
args.AddExtra(InviteEventArgs.EXTRA_SIP_CODE, code);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, args);
break;
}
case tsip_invite_event_type_t.tsip_i_ect_requested:
{
SipMessage message = e.getSipMessage();
if (message != null)
{
if (message.getRequestType() == tsip_request_type_t.tsip_REFER)
{
String referToUri = message.getSipHeaderValue("refer-to");
if (!String.IsNullOrEmpty(referToUri))
{
InviteEventArgs args = new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_TRANSFER_REQUESTED, phrase);
args.AddExtra(InviteEventArgs.EXTRA_REFERTO_URI, referToUri);
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService, args);
}
}
}
break;
}
case tsip_invite_event_type_t.tsip_i_ect_failed:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_TRANSFER_FAILED, phrase));
break;
}
case tsip_invite_event_type_t.tsip_i_ect_completed:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_TRANSFER_COMPLETED, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_early_media:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.EARLY_MEDIA, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_updating:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.MEDIA_UPDATING, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_updated:
{
if (MyAVSession.HandleMediaUpdate(session.getId(), e.getMediaType()))
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.MEDIA_UPDATED, phrase));
}
break;
}
case tsip_invite_event_type_t.tsip_m_local_hold_ok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_HOLD_OK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_hold_nok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_HOLD_NOK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_resume_ok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_RESUME_OK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_local_resume_nok:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.LOCAL_RESUME_NOK, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_remote_hold:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_HOLD, phrase));
break;
}
case tsip_invite_event_type_t.tsip_m_remote_resume:
{
EventHandlerTrigger.TriggerEvent<InviteEventArgs>(this.sipService.onInviteEvent, this.sipService,
new InviteEventArgs(session.getId(), InviteEventTypes.REMOTE_RESUME, phrase));
break;
}
}
return 0;
}
