/// <summary>
/// Blocks until a message was received, calls the IMessagePipeCallback and confirms the message to the server, unless the pipe's token is cancelled.
/// </summary>
/// <param name="callback"></param>
public async Task ReadBlocking(IMessagePipeCallback callback)
{
Logger.LogTrace("ReadBlocking()");
WebSocketRequestMessage request = Websocket.ReadRequestBlocking();
if (IsSignalServiceEnvelope(request))
{
SignalServiceMessagePipeMessage message = new SignalServiceEnvelope(request.Body.ToByteArray(), CredentialsProvider.SignalingKey);
WebSocketResponseMessage response = CreateWebSocketResponse(request);
try
{
Logger.LogDebug("Calling callback with message {0}", request.Id);
await callback.OnMessage(message);
}
finally
{
if (!Token.IsCancellationRequested)
{
Logger.LogDebug("Confirming message {0}", request.Id);
Websocket.SendResponse(response);
}
}
}
else if (IsPipeEmptyMessage(request))
{
Logger.LogInformation("Calling callback with SignalServiceMessagePipeEmptyMessage");
await callback.OnMessage(new SignalServiceMessagePipeEmptyMessage());
}
else
{
Logger.LogWarning("Unknown request: {0} {1}", request.Verb, request.Path);
}
}
public async Task <List <SignalServiceEnvelope> > RetrieveMessages(CancellationToken token, IMessagePipeCallback callback)
{
List <SignalServiceEnvelope> results = new List <SignalServiceEnvelope>();
List <SignalServiceEnvelopeEntity> entities = await Socket.GetMessages(token);
foreach (SignalServiceEnvelopeEntity entity in entities)
{
SignalServiceEnvelope envelope = new SignalServiceEnvelope((int)entity.Type, entity.Source,
(int)entity.SourceDevice, entity.Relay,
(int)entity.Timestamp, entity.Message,
entity.Content);
await callback.OnMessage(envelope);
results.Add(envelope);
await Socket.AcknowledgeMessage(token, entity.Source, entity.Timestamp);
}
return(results);
}
public async Task <List <SignalServiceEnvelope> > RetrieveMessages(CancellationToken token, IMessagePipeCallback callback)
{
List <SignalServiceEnvelope> results = new List <SignalServiceEnvelope>();
List <SignalServiceEnvelopeEntity> entities = await Socket.GetMessages(token);
foreach (SignalServiceEnvelopeEntity entity in entities)
{
SignalServiceEnvelope envelope;
if (entity.Source != null && entity.SourceDevice > 0)
{
envelope = new SignalServiceEnvelope((int)entity.Type, entity.Source,
(int)entity.SourceDevice, (int)entity.Timestamp,
entity.Message, entity.Content,
entity.ServerTimestamp, entity.ServerUuid);
}
else
{
envelope = new SignalServiceEnvelope((int)entity.Type, (int)entity.Timestamp,
entity.Message, entity.Content,
entity.ServerTimestamp, entity.ServerUuid);
}
await callback.OnMessage(envelope);
results.Add(envelope);
if (envelope.Envelope.ServerGUidOneofCase == Envelope.ServerGUidOneofOneofCase.ServerGuid)
{
await Socket.AcknowledgeMessage(token, envelope.Envelope.ServerGuid);
}
else
{
await Socket.AcknowledgeMessage(token, entity.Source, entity.Timestamp);
}
}
return(results);
}