//call received event handler
public void AudioVideoCall_Received(CallReceivedEventArgs <AudioVideoCall> e)
{
if (_state == TranscriptRecorderState.Terminated)
{
NonBlockingConsole.WriteLine("Error: AVTranscriptRecorder is shutdown.");
// TODO: Error message
return;
}
if (_audioVideoCall != null)
{
NonBlockingConsole.WriteLine("Warn: AVCall already exists for this Conversation. Shutting down previous call...");
// TODO: Info message
TerminateCall();
}
_state = TranscriptRecorderState.Initialized;
_waitForAudioVideoCallTerminated.Reset();
//Type checking was done by the platform; no risk of this being any
// type other than the type expected.
_audioVideoCall = e.Call;
// Call: StateChanged: Only hooked up for logging, to show the call
// state transitions.
_audioVideoCall.StateChanged += new EventHandler <CallStateChangedEventArgs>(AudioVideoCall_StateChanged);
// Subscribe for the flow configuration requested event; the flow will be used to send the media.
// Ultimately, as a part of the callback, the media will be sent/recieved.
_audioVideoCall.AudioVideoFlowConfigurationRequested += new EventHandler <AudioVideoFlowConfigurationRequestedEventArgs>(AudioVideoCall_FlowConfigurationRequested);
_audioVideoCall.ConversationChanged += new EventHandler <ConversationChangedEventArgs>(AudioVideoCall_ConversationChanged);
// Remote Participant URI represents the far end (caller) in this
// conversation. Toast is the message set by the caller as the 'greet'
// message for this call. In Microsoft Lync, the toast will
// show up in the lower-right of the screen.
// TODO: change this to preserve confidentiality in the video demo
//NonBlockingConsole.WriteLine("Call Received! From: " + e.RemoteParticipant.Uri + " Toast is: " + e.ToastMessage.Message);
NonBlockingConsole.WriteLine("Call Received! From: " + e.RemoteParticipant.Uri);
//NonBlockingConsole.WriteLine("Call Received!");
Message m = new Message("AudioVideoCall Received. Inbound call state: " + _audioVideoCall.State.ToString(),
e.RemoteParticipant.DisplayName, e.RemoteParticipant.UserAtHost, e.RemoteParticipant.Uri,
MessageType.Audio, _transcriptRecorder.Conversation.Id, MessageDirection.Incoming);
_transcriptRecorder.OnMessageReceived(m);
// Accept the call. Before transferring the call, it must be in the Established state.
// Note that the docs are wrong in the state machine for the AVCall. BeginEstablish
// should be called on outgoing calls, not incoming calls.
_audioVideoCall.BeginAccept(AudioVideoCallAccepted, _audioVideoCall);
// Wait for a few seconds to give time for the call to get to the Established state.
//_waitForAudioVideoCallAccepted.WaitOne(2000);
NonBlockingConsole.WriteLine("Inbound call state is {0}\n", _audioVideoCall.State.ToString());
}
public void InstantMessagingCall_Received(CallReceivedEventArgs <InstantMessagingCall> e)
{
if (_state == TranscriptRecorderState.Terminated)
{
NonBlockingConsole.WriteLine("Error: IMTranscriptRecorder is shutdown.");
// TODO: Info message
return;
}
if (_instantMessagingCall != null)
{
NonBlockingConsole.WriteLine("Warn: IMCall already exists for this Conversation. Shutting down previous call...");
// TODO: Info message
TerminateCall();
}
_state = TranscriptRecorderState.Initialized;
_waitForIMCallTerminated.Reset();
// Type checking was done by the platform; no risk of this being any
// type other than the type expected.
_instantMessagingCall = e.Call;
// Call: StateChanged: Only hooked up for logging, to show the call
// state transitions.
_instantMessagingCall.StateChanged +=
new EventHandler <CallStateChangedEventArgs>(InstantMessagingCall_StateChanged);
_instantMessagingCall.InstantMessagingFlowConfigurationRequested +=
new EventHandler <InstantMessagingFlowConfigurationRequestedEventArgs>(InstantMessagingCall_FlowConfigurationRequested);
_instantMessagingCall.ConversationChanged += new EventHandler <ConversationChangedEventArgs>(InstantMessagingCall_ConversationChanged);
// Remote Participant URI represents the far end (caller) in this
// conversation. Toast is the message set by the caller as the
// 'greet' message for this call. In Microsoft Lync, the
// toast will show up in the lower-right of the screen.
// TODO: Change to protect privacy
// NonBlockingConsole.WriteLine("IMCall Received! From: " + e.RemoteParticipant.Uri + " Toast is: " + e.ToastMessage.Message);
NonBlockingConsole.WriteLine("IMCall Received! From: " + e.RemoteParticipant.Uri);
// Console.Writelin("IMCall Received!");
Message m = new Message("InstantMessagingCall Received. Inbound call state: " + _instantMessagingCall.State.ToString(),
e.RemoteParticipant.DisplayName, e.RemoteParticipant.UserAtHost, e.RemoteParticipant.Uri,
MessageType.InstantMessage, _transcriptRecorder.Conversation.Id, MessageDirection.Incoming);
_transcriptRecorder.OnMessageReceived(m);
// Now, accept the call. EndAcceptCall will be raised on the
// same thread.
_instantMessagingCall.BeginAccept(InstantMessagingCallAcceptedCallBack, _instantMessagingCall);
}
void Conversation_StateChanged(object sender, StateChangedEventArgs <ConversationState> e)
{
Conversation conv = sender as Conversation;
NonBlockingConsole.WriteLine("Conversation {0} state changed from " + e.PreviousState + " to " + e.State, conv.LocalParticipant.UserAtHost);
Message m = new Message("Conversation state changed from " + e.PreviousState.ToString() + " to " + e.State.ToString(),
MessageType.ConversationInfo, _conversation.Id);
_transcriptRecorder.OnMessageReceived(m);
if (e.State == ConversationState.Established || e.State == ConversationState.Conferenced)
{
_waitForConversationJoined.Set();
}
else if (e.State == ConversationState.Terminating || e.State == ConversationState.Terminated)
{
_waitForConversationTerminated.Set();
this.Shutdown();
}
}
public void ConferenceInviteAccepted(IAsyncResult result)
{
try
{
ConferenceInvitation invite = result.AsyncState as ConferenceInvitation;
// ConferenceInvite already accepted in TranscriptRecorder.ConferenceInvitation_AcceptCompleted()
Message m = new Message("ConferenceSession.ConferenceInviteAccepted()",
MessageType.ConferenceInfo, _conversation.Id, invite.ConferenceUri);
_transcriptRecorder.OnMessageReceived(m);
ConferenceJoinOptions cjo = new ConferenceJoinOptions();
//cjo.JoinAsTrustedApplication = false;
_conversation.ConferenceSession.BeginJoin(cjo, EndJoinInvitedConference, invite);
}
catch (RealTimeException ex)
{
NonBlockingConsole.WriteLine("invite.EndAccept failed. Exception: {0}", ex.ToString());
}
catch (InvalidOperationException ex)
{
NonBlockingConsole.WriteLine("m_conversation.ConferenceSession.BeginJoin failed. Exception: {0}", ex.ToString());
}
}