public IrcClient(string server, int port)
{
Server = server;
Port = port;
State = IRCState.Closed;
MaxRetries = 5;
}
/// <summary>
/// https://tools.ietf.org/html/rfc2812#section-3.1.7
/// </summary>
public virtual void Quit()
{
_checkRegistration();
State = IRCState.Closing;
_send("QUIT");
_planned = true;
_thread.Abort();
}
/// <summary>
/// Main thread loop
/// </summary>
private void _run()
{
TcpClient irc = new TcpClient();
try
{
// Check parameters
if (string.IsNullOrWhiteSpace(_nick))
{
throw new ArgumentNullException("Nick is required.");
}
// Connect to server
irc.Connect(Server, Port);
Debug.WriteLine("Connected to {0}:{1}", Server, Port);
// Get network stream
NetworkStream stream = irc.GetStream();
_stream = new StreamWriter(stream);
_channels.Clear();
// Connection Registration
// https://tools.ietf.org/html/rfc2812#section-3.1
State = IRCState.Registering;
// https://tools.ietf.org/html/rfc2812#section-3.1.1
if (!string.IsNullOrWhiteSpace(_pass))
{
_send("PASS " + _pass);
}
// https://tools.ietf.org/html/rfc2812#section-3.1.2
_send("NICK " + _nick);
// https://tools.ietf.org/html/rfc2812#section-3.1.3
if (!string.IsNullOrWhiteSpace(_user))
{
_send("USER " + _user);
}
using (var sr = new StreamReader(stream))
{
// https://tools.ietf.org/html/rfc2812#section-3.1
if (_read(sr).Command != "001")
{
throw new Exception("Registration Failed. Welcome message expected");
}
// Raise connect event
State = IRCState.Registered;
OnConnect();
Debug.WriteLine("Connected thread: {0}", Thread.CurrentThread.ManagedThreadId);
while (true)
{
_read(sr);
}
}
}
catch (Exception e)
{
State = IRCState.Error;
Debug.WriteLine("Unhandled Exception: {0}", e.ToString());
}
finally
{
// Close TCP Client
_stream = null;
if (irc?.Connected ?? false)
{
irc.Close();
}
// Raise Disconnect on a new thread
new Thread(new ThreadStart(OnDisconnect)).Start();
}
}
public void Connect(string nick, string user, string pass)
{
State = IRCState.Connecting;
_connect(nick, user, pass);
}
