/// <summary>
/// Thread function that actually run the server socket work.
/// </summary>
private void MainThread()
{
try
{
while (Enabled == true)
{
TcpClient client = _socket.AcceptTcpClient();
CancelArgs args = new CancelArgs(false);
ClientS cl = CreateClient(client);
if (OnClientBeforeConnect != null)
{
OnClientBeforeConnect(this, cl, args);
}
if (args.Cancel != true)
{
lock (_clients)
{
_clients.Add(cl);
}
ASCIIEncoding ae = new ASCIIEncoding();
byte[] arr = ae.GetBytes("CONNECTEDTCPSERVER");
cl.Send(new Data(arr));
if (OnClientAfterConnect != null)
{
OnClientAfterConnect(this, cl);
}
cl.Start();
}
else
{
client.GetStream().Close();
client.Close();
}
}
}
catch (SocketException)
{
Enabled = false;
}
}
/// <summary>
/// Overridable function that create the structure to memorize the client data.
/// </summary>
/// <param name="socket">Socket of the client.</param>
/// <returns>The structure in which memorize all the information of the client.</returns>
protected virtual ClientS CreateClient(TcpClient socket)
{
ClientS cl = new ClientS(this, socket);
return cl;
}
/// <summary>
/// Raise the OnDataReceived event.
/// </summary>
/// <param name="cl">Client that raised the event.</param>
/// <param name="data">Line of data received.</param>
internal void RaiseDataReceivedEvent(ClientS cl, Data data)
{
if (OnClientDataReceived != null)
OnClientDataReceived(this, cl, data);
}
/// <summary>
/// Raise the OnClientBeforeDisconnected event.
/// </summary>
/// <param name="cl">Client that raised the event.</param>
internal void RaiseClientBeforeDisconnectedEvent(ClientS cl)
{
if (OnClientBeforeDisconnected != null)
OnClientBeforeDisconnected(this, cl);
}
/// <summary>
/// Raise the OnClientBeforeDataSent event.
/// </summary>
/// <param name="cl">Client that raised the event.</param>
/// <param name="data">Line of data sent.</param>
internal void RaiseBeforeDataSentEvent(ClientS cl, Data data)
{
if (OnClientBeforeDataSent != null)
OnClientBeforeDataSent(this, cl, data);
}
/// <summary>
/// Raise the OnClientAfterDataSent event.
/// </summary>
/// <param name="cl">Client that raised the event.</param>
/// <param name="data">Line of data sent.</param>
internal void RaiseAfterDataSentEvent(ClientS cl, Data data)
{
if (OnClientAfterDataSent != null)
OnClientAfterDataSent(this, cl, data);
}
/// <summary>
/// Trasform the line of data sent into a Message structure and raise
/// the event linked.
/// </summary>
/// <param name="server">Server raising the event.</param>
/// <param name="receiver">Client that will receive the Message.</param>
/// <param name="Data">Line of data sent.</param>
void BaseMessageServer_OnDataSent(Server server, ClientS receiver, Data Data)
{
TCPMessage msg = null;
try
{
msg = TCPMessage.FromByteArray(Data.Message);
}
catch (Exception)
{
}
if (msg != null)
if (OnClientAfterMessageSent != null)
OnClientAfterMessageSent(this, (BaseMessageClientS)receiver, msg);
}
/// <summary>
/// Trasform the line of data received into a Message structure and raise
/// the event linked.
/// </summary>
/// <param name="server">Server raising the event.</param>
/// <param name="sender">Client sending the data.</param>
/// <param name="Data">Line of data received.</param>
void BaseMessageServer_OnDataReceived(Server server, ClientS sender, Data Data)
{
TCPMessage msg = null;
try
{
msg = TCPMessage.FromByteArray(Data.Message);
}
catch (Exception)
{
}
if (msg != null)
if (OnClientMessageReceived != null)
OnClientMessageReceived(this, (BaseMessageClientS)sender, msg);
}
/// <summary>
/// Kick the client if the server reached the maximum allowed number of clients.
/// </summary>
/// <param name="server">Server raising the event.</param>
/// <param name="client">Client connecting to the server.</param>
/// <param name="args">Specify if the client should be accepted into the server.</param>
void BaseMessageServer_OnClientBeforeConnect(Server server, ClientS client, CancelArgs args)
{
if ((Clients.Count >= UserLimit) && (UserLimit != 0))
{
TCPMessage msg = new TCPMessage();
msg.MessageType = MessageType.MaxUsers;
((BaseMessageClientS)client).Send(msg);
args.Cancel = true;
}
}
/// <summary>
/// Raise the OnClientBeforeMessageSent event.
/// </summary>
/// <param name="cl">Client that raised the event.</param>
/// <param name="msg">Message to be sent.</param>
internal void RaiseBeforeMessageSentEvent(ClientS cl, TCPMessage msg)
{
if (OnClientBeforeMessageSent != null)
OnClientBeforeMessageSent(this, (BaseMessageClientS)cl, msg);
}
/// <summary>
/// Overridable function that create the structure to memorize the client data.
/// </summary>
/// <param name="socket">Socket of the client.</param>
/// <returns>The structure in which memorize all the information of the client.</returns>
protected virtual ClientS CreateClient(TcpClient socket)
{
ClientS cl = new ClientS(this, socket);
return(cl);
}
