public void SetupConnection()
{
_NetStream = _TcpClient.GetStream();
_Ssl = new SslStream(_NetStream, false);
try
{
_Ssl.AuthenticateAsServer(_Program.cert);
_br = new BinaryReader(_Ssl, Encoding.UTF8);
_bw = new BinaryWriter(_Ssl, Encoding.UTF8);
_bw.Write((int)TcpCommands.Hello);
_bw.Flush();
int hello = _br.ReadInt32();
if (!_Program.ShuttingDown && hello == (int)TcpCommands.Hello)
{
if ((TcpCommands)_br.ReadInt32() == TcpCommands.Login)
{
LoginArgs args = _br.ReadObject <LoginArgs>();
lock ( _lock )
{
if (args.IsBot)
{
// If this username is already logged in, report error
if (_Program.Users.Keys.Where(u => u.Username == args.Username).Count() > 0)
{
_bw.Write((int)TcpCommands.Error);
_bw.Write("A bot with this username is already logged in");
_bw.Flush();
return;
}
// Verify minimum version
if (args.Version < Program.MinVersion)
{
_bw.Write((int)TcpCommands.Error);
_bw.Write(string.Format("This HylandMedConfig.Bot version is not supported. Please upgrade to version {0}", Program.MinVersion));
_bw.Flush();
return;
}
_User = new ChatUser(args.Username, args.DisplayName, args.Nickname, args.ImageUrl, true, args.BotCreatorUserName);
if (!string.IsNullOrEmpty(args.PreviousMood))
{
_User.Mood = args.PreviousMood;
}
_User.SetClientVersion(args.Version);
_Connection = new UserConnection();
_Program.Users.Add(_User, _Connection);
_Program.Stats.GetStats(args.Username).LastLogin = DateTime.Now;
_Program.Stats.Save();
}
// Normal user
else
{
if (args.Version < Program.MinVersion)
{
_bw.Write((int)TcpCommands.Error);
_bw.Write(string.Format("This version is not supported. Please upgrade"));
_bw.Flush();
ConsoleMessage("{0} tried to connect with version {1}", args.Username, args.Version);
return;
}
foreach (var user in _Program.Users.Where(u => u.Key.Username == args.Username))
{
if (user.Value.Client != null)
{
_bw.Write((int)TcpCommands.Error);
_bw.Write("A user with this username is already logged in");
_bw.Flush();
return;
}
_User = user.Key;
if (!string.IsNullOrEmpty(args.PreviousMood))
{
_User.Mood = args.PreviousMood;
}
_User.SetClientVersion(args.Version);
_Connection = user.Value;
_Program.Stats.GetStats(args.Username).LastLogin = DateTime.Now;
_Program.Stats.Save();
}
if (_User == null)
{
_bw.Write((int)TcpCommands.Error);
_bw.Write("This user does not exist");
_bw.Flush();
return;
}
}
}
}
else
{
_bw.Write((int)TcpCommands.Error);
_bw.Write("Invalid handshake");
_bw.Flush();
return;
}
// Login is a success, send down the user list and the logged on commend to all users
lock (_lock)
{
_Connection.SetClient(this);
_Connection.LastActivity = DateTime.Now;
_User.Status = UserStatus.Active;
_bw.Write((int)TcpCommands.OK);
_bw.WriteObject(_Program.Users.Keys.ToArray());
_bw.Flush();
SendArgsToOtherUsers((int)TcpCommands.UserLoggedOn, _User);
}
_inactivityTask = Task.Factory.StartNew(() =>
{
while (!_inactivityTaskCancelationSource.Token.IsCancellationRequested)
{
CheckLastActivity();
Thread.Sleep(_inactivityDelayMS);
}
}, _inactivityTaskCancelationSource.Token, TaskCreationOptions.AttachedToParent, TaskScheduler.Current);
Receiver();
}
}
catch (IOException)
{
// Thrown when client shuts down right when logging in
if (_User != null)
{
_User.IsFoozReady = false;
_User.Status = UserStatus.Offline;
_User.IsTyping = false;
_Connection.SetClient(null);
lock ( _lock )
{
if (_User.IsBot)
{
_Program.Users.Remove(_User);
}
SendArgsToAllUsers((int)TcpCommands.UserLoggedOut, _User.Username);
}
ConsoleMessage("{0} Logged Out Crazily", _User.Username);
}
CloseConn();
}
catch (Exception ex)
{
ConsoleMessage("Exception has occured: {0}", ex.Message);
}
}
