private void OnClientConnect(ISocket clientSocket) { if (clientSocket == null) { return; // socket closed } FleckLog.Debug(string.Format("Client connected from {0}:{1}", clientSocket.RemoteIpAddress, clientSocket.RemotePort.ToString())); ListenForClients(); WebSocketConnection connection = null; connection = new WebSocketConnection( clientSocket, _config, bytes => RequestParser.Parse(bytes, _scheme), r => { try { return(HandlerFactory.BuildHandler( r, s => connection.OnMessage(s), connection.Close, b => connection.OnBinary(b), b => connection.OnPing(b), b => connection.OnPong(b) )); } catch (WebSocketException) { const string responseMsg = "HTTP/1.1 200 OK\r\n" + "Date: {0}\r\n" + "Server: SharpChat\r\n" + "Content-Length: {1}\r\n" + "Content-Type: text/html; charset=utf-8\r\n" + "Connection: close\r\n" + "\r\n" + "{2}"; string responseBody = File.Exists(@"http-motd.txt") ? File.ReadAllText(@"http-motd.txt") : @"SharpChat"; clientSocket.Stream.Write(Encoding.UTF8.GetBytes(string.Format( responseMsg, DateTimeOffset.Now.ToString(@"r"), Encoding.UTF8.GetByteCount(responseBody), responseBody ))); clientSocket.Close(); return(null); } }, s => SubProtocolNegotiator.Negotiate(SupportedSubProtocols, s)); if (IsSecure) { FleckLog.Debug("Authenticating Secure Connection"); clientSocket .Authenticate(Certificate, EnabledSslProtocols, connection.StartReceiving, e => FleckLog.Warn("Failed to Authenticate", e)); } else { connection.StartReceiving(); } }