bool CheckRequestAndSend(FromClientCommand Command)
{
string stmpstring = Encoding.ASCII.GetString(Command.ReceiveBuffer, 0, Command.ReceiveBufferLength);
bool completeToSend = false;
if (!clients.ContainsKey(Command.Client))
{
clients.Add(Command.Client, "");
}
if (stmpstring.IndexOf("\r\n\r\n") != -1)
{
clients[Command.Client] += stmpstring.Substring(0, stmpstring.IndexOf("\r\n\r\n") + 4);
completeToSend = true;
}
else
{
clients[Command.Client] += (String)stmpstring;
if (clients[Command.Client].IndexOf("\r\n\r\n") != -1)
{
clients[Command.Client] = clients[Command.Client].Substring(0, clients[Command.Client].IndexOf("\r\n\r\n") + 4);
completeToSend = true;
}
}
return(completeToSend);
}
void ServerModule_ClientReceiveCommand(FromClientCommand Command)
{
if (Command.Command == ClientActions.Disconnected || Command.Command == ClientActions.Shutdown)
{
TB_Messages.AppendText(Command.Client.ClientEndPoint + " Server Message: " + Command.Command + "\n");
LB_Users.Items.Remove(Command.Client);
Clients.Remove(Command.Client.ClientEndPoint);
}
else
{
if (Command.Command == ClientActions.Connected)
{
TB_Messages.AppendText(Command.Client.ClientEndPoint + " Server Message: " + Command.Command + "\n");
LB_Users.Items.Add(Command.Client);
Manager.SockClient.Client ClientModule = new Manager.SockClient.Client();
ClientModule.ReceiveBufferSize = 65535;
ClientModule.ServerReceiveCommand += new OnServerReceiveCommand(ClientModule_ServerReceiveCommand);
ClientModule.UserToken = Command.Client.ClientEndPoint;
Clients.Add(Command.Client.ClientEndPoint, new object[] { Command.Client, ClientModule });
// Создаем новое подключение для клиента и заносим его в список клиентов
}
else
{
if (Command.Command == ClientActions.Receive)
{
byte[] buf = new byte[Command.ReceiveBufferLength];
Array.Copy(Command.ReceiveBuffer, 0, buf, 0, Command.ReceiveBufferLength);
if (!((Manager.SockClient.Client)Clients[Command.Client.ClientEndPoint][1]).isConnected)
{
((Manager.SockClient.Client)Clients[Command.Client.ClientEndPoint][1]).Connect(new DnsEndPoint("192.168.0.132", 1348), buf);
}
//TB_Messages.AppendText(Command.Client.ClientInfo + " Server Message: " + Command.Command + ", Buffer: " + Encoding.ASCII.GetString(Command.ReceiveBuffer, 0, Command.ReceiveBufferLength) + "\n");
TB_Messages.AppendText(Command.Client.ClientEndPoint + " Server Message: " + Command.Command + "\n");
// По приходу сообщения от клиента, находим его подключение в списке клиентов и отправляем его туда
}
else
{
//TB_Messages.AppendText(Command.Client.ClientInfo + " Server Message: " + Command.Command + ", Buffer: " + Encoding.ASCII.GetString(Command.ReceiveBuffer, 0, Command.ReceiveBufferLength) + "\n");
}
}
}
TB_Messages.ScrollToEnd();
}
void proxyServer_ClientReceiveCommand(FromClientCommand Command)
{
if (Command.Command == ClientActions.Receive)
{
if (CheckRequestAndSend(Command))
{
HttpRequest request = null;
try
{
request = HttpParse.Parse(clients[Command.Client]);
}
catch { }
if (request != null)
{
/*// Текущий клиент остается висеть, до тех пор пока сам не отключится или его не отключат
* Manager.SockClient.Client client = new Manager.SockClient.Client();
* client.ServerReceiveCommand += new OnServerReceiveCommand(client_ServerReceiveCommand);
* client.SetConnectBuffer(Encoding.ASCII.GetBytes(clients[Command.Client]), 0, clients[Command.Client].Length);
* client.UserToken = Command.Client;
* if (request.Host.Split(new char[] { ':' }).Length == 2)
* client.Connect(new System.Net.DnsEndPoint(request.Host.Split(new char[] { ':' })[0], int.Parse(request.Host.Split(new char[] { ':' })[1])));
* else
* client.Connect(new System.Net.DnsEndPoint(request.Host, 80));
* */
Socket websocket = null;
try
{
//if (sMessage.Substring(0, 7) != "CONNECT" && iHostNameStart != -1 && iHostNameEnd != -1 && iHostNameEndFirstSlash != -1)
{
//This is a socket to the real webserver with the webpage
websocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
if (request.Host.Split(new char[] { ':' }).Length == 2)
{
websocket.Connect(new System.Net.DnsEndPoint(request.Host.Split(new char[] { ':' })[0], int.Parse(request.Host.Split(new char[] { ':' })[1])));
}
else
{
websocket.Connect(new System.Net.DnsEndPoint(request.Host, 80));
}
websocket.Send(Encoding.ASCII.GetBytes(clients[Command.Client]), clients[Command.Client].Length, 0);
//Receive data from the webserver
int ireceivedbyte = 0;
bool timeout = false;
for (int i = 0; i < 200; i++)
{
Thread.Sleep(10);
if (websocket.Available != 0)
{
break;
}
if (i == 200)
{
timeout = true;
}
}
if (timeout)
{
websocket.Shutdown(SocketShutdown.Both);
websocket.Close();
//proxyServer.SendCommand(new ToServerCommand() { Action = ServerCommands.Disconnect, ToClient = new List<OnServerClientConnection> { Command.Client } });
//if (clientSocket != null && clientSocket.Connected)
// clientSocket.Close();
}
while (websocket.Available != 0)
{
byte[] receivebuffer = new byte[websocket.Available];
ireceivedbyte = websocket.Receive(receivebuffer, receivebuffer.Length, 0);
//Console.WriteLine("Received from webserver socket {0} bytes", +ireceivedbyte);
//clientSocket.Send(receivebuffer, ireceivedbyte, 0);
proxyServer.Send(new ToServerCommand()
{
Action = ServerCommands.Send, ReceiveBuffer = receivebuffer, ToClient = new List <OnServerClientConnection> {
(OnServerClientConnection)Command.Client
}
});
}
websocket.Shutdown(SocketShutdown.Both);
websocket.Close();
//clientSocket.Receive(readbyte, 4096, 0);
}
//else
//{
// ireadbytes = 0;
//}
}
catch
{
}
finally
{
//ireadbytes = 0;
//proxyServer.SendCommand(new ToServerCommand() { Action = ServerCommands.Disconnect, ToClient = new List<OnServerClientConnection> { Command.Client } });
//if (clientSocket != null && clientSocket.Connected)
// clientSocket.Close();
}
}
else
{
//proxyServer.SendCommand(new ToServerCommand() { Action = ServerCommands.Disconnect, ToClient = new List<OnServerClientConnection> { Command.Client } });
clients.Remove(Command.Client);
}
}
}
if (Command.Command == ClientActions.Disconnected)
{
clients.Remove(Command.Client);
}
if (Command.Command == ClientActions.Shutdown)
{
clients.Remove(Command.Client);
}
}
void ServerModule_ClientCommand(FromClientCommand Command)
{
if (Command.Command == ClientActions.Disconnected || Command.Command == ClientActions.Shutdown)
{
LB_Users.Items.Remove(Command.Client);
}
else if (Command.Command == ClientActions.Connected)
{
LB_Users.Items.Add(Command.Client);
}
if (Command.ReceiveBufferLength > 0)
{
if (Command.Command == ClientActions.Receive)
{
if (Command.ReceiveBufferLength >= 4 && Crc8.ComputeChecksum(0, 3, Command.ReceiveBuffer) == Command.ReceiveBuffer[3])
{
if (Command.Client == null)
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + "Message: " + Command.Command + ", Buffer length: " + Command.ReceiveBufferLength + "\n");
}
else
{
if ((LowCommands)Command.ReceiveBuffer[2] == LowCommands.Version)
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + Command.Client.ClientEndPoint + " Message: " + Command.Command + ", Buffer: " + Encoding.ASCII.GetString(Command.ReceiveBuffer, 4, Command.ReceiveBufferLength - 4 - 1) + ", Type: " + (LowCommands)Command.ReceiveBuffer[2] + "\n");
}
else if ((LowCommands)Command.ReceiveBuffer[2] == LowCommands.RunType)
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + Command.Client.ClientEndPoint + " Message: " + Command.Command + ", Value: " + BitConverter.ToInt32(Command.ReceiveBuffer, 4) + ", Type: " + (LowCommands)Command.ReceiveBuffer[2] + "\n");
}
else
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + Command.Client.ClientEndPoint + " Message: " + Command.Command + ", Buffer length: " + Command.ReceiveBufferLength + ", Type: " + (LowCommands)Command.ReceiveBuffer[2] + "\n");
}
}
}
else
{
ServerModule.Send(new ToServerCommand()
{
Action = ServerCommands.Disconnect, ToClient = new List <OnServerClientConnection>()
{
Command.Client
}
});
}
}
//TB_Messages.AppendText(Command.Client.ClientInfo + " Message: " + Command.Command + ", Buffer: " + Encoding.ASCII.GetString(Command.ReceiveBuffer, 0, Command.ReceiveBufferLength) + "\n");
//TB_Messages.AppendText(Command.Client.ClientInfo + " Message: " + Command.Command + ", Buffer: " + BitConverter.ToString(Command.ReceiveBuffer, 0, Command.ReceiveBufferLength) + "\n");
}
else
{
if (Command.Client == null)
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + "Message: " + Command.Command + "\n");
}
else
{
TB_Messages.AppendText(DateTime.Now.ToString() + ": " + Command.Client.ClientEndPoint + " Message: " + Command.Command + "\n");
}
}
if ((TB_Messages.ExtentHeight - TB_Messages.VerticalOffset - TB_Messages.ViewportHeight) < 50)
{
TB_Messages.ScrollToEnd();
}
}
