/// <summary>
/// Disconnects a client
/// </summary>
/// <param name="baseClient">Client to be disconnected</param>
/// <returns>True if the client was disconnected, false if it doesn't exist</returns>
public virtual bool Disconnect(BaseClient baseClient)
{
lock (_clients)
{
if (!_clients.ContainsKey(baseClient))
return false;
_clients.Remove(baseClient);
}
try
{
baseClient.OnDisconnect();
baseClient.CloseConnections();
}
catch (Exception e)
{
if (Log.IsErrorEnabled)
Log.Error("Exception", e);
return false;
}
return true;
}
/// <summary>
/// Called when a client is trying to connect to the server
/// </summary>
/// <param name="ar">Async result of the operation</param>
private void AcceptCallback(IAsyncResult ar)
{
Socket sock = null;
try
{
if (_listen == null)
{
return;
}
sock = _listen.EndAccept(ar);
sock.SendBufferSize = Constants.SendBufferSize;
sock.ReceiveBufferSize = Constants.ReceiveBufferSize;
sock.NoDelay = Constants.UseNoDelay;
BaseClient baseClient = null;
try
{
// Removing this message in favor of connection message in GameClient
// This will also reduce spam when server is pinged with 0 bytes - Tolakram
//string ip = sock.Connected ? sock.RemoteEndPoint.ToString() : "socket disconnected";
//Log.Info("Incoming connection from " + ip);
baseClient = GetNewClient();
baseClient.Socket = sock;
lock (_clients)
_clients.Add(baseClient, baseClient);
baseClient.OnConnect();
baseClient.BeginReceive();
}
catch (SocketException)
{
Log.Error("BaseServer SocketException");
if (baseClient != null)
{
Disconnect(baseClient);
}
}
catch (Exception e)
{
Log.Error("Client creation", e);
if (baseClient != null)
{
Disconnect(baseClient);
}
}
}
catch
{
Log.Error("AcceptCallback: Catch");
if (sock != null) // don't leave the socket open on exception
{
try
{
sock.Close();
}
catch
{
}
}
}
finally
{
if (_listen != null)
{
_listen.BeginAccept(_asyncAcceptCallback, this);
}
}
}