private IrcState Connect()
{
IrcState state = new IrcState(this);
state.Start();
return(state);
}
private void Disconnect(IrcState state)
{
try {
state.Client.Disconnect();
} catch (Exception ex) {
Logger.Log("Exception while disconnecting from irc: {0}", ex.Message);
}
}
private void Disconnect()
{
if (identity.join_channels)
{
Disconnect(joined_state);
joined_state = null;
}
}
public void Dispose()
{
if(State == IrcState.Closed)
return;
if (State == IrcState.Registered)
_messageHandler.WriteRawMessage("QUIT", false, true);
State = IrcState.Closing;
_textReader.Dispose();
_messageHandler.Dispose();
_clientSocket.Dispose();
State = IrcState.Closed;
}
public void Connect(string server, int port)
{
State = IrcState.Connecting;
_clientSocket = new TcpClient();
_clientSocket.Connect(server, port);
if (!_clientSocket.Connected)
throw new Exception("Connection failed");
var stream = _clientSocket.GetStream();
_textReader = new StreamReader(stream);
var writer = new StreamWriter(stream);
_messageHandler = new MessageHandler(writer);
State = IrcState.Connected;
}
public IrcNotification(DBNotification notification)
: base(notification)
{
/* Connect to server and join channels */
using (DB db = new DB()) {
using (IDbCommand cmd = db.CreateCommand()) {
cmd.CommandText = "SELECT * FROM IrcIdentity WHERE id = @id;";
DB.CreateParameter(cmd, "id", notification.ircidentity_id.Value);
using (IDataReader reader = cmd.ExecuteReader()) {
if (!reader.Read())
{
throw new ApplicationException(string.Format("Could not find the irc identity {0}", notification.ircidentity_id.Value));
}
identity = new DBIrcIdentity(reader);
}
}
}
if (identity.join_channels)
{
joined_state = Connect();
}
}
private void Disconnect (IrcState state)
{
try {
state.Client.Disconnect ();
} catch (Exception ex) {
Logger.Log ("Exception while disconnecting from irc: {0}", ex.Message);
}
}
private void Disconnect ()
{
if (identity.join_channels) {
Disconnect (joined_state);
joined_state = null;
}
}
private IrcState Connect ()
{
IrcState state = new IrcState (this);
state.Start ();
return state;
}
public IrcNotification (DBNotification notification)
: base (notification)
{
/* Connect to server and join channels */
using (DB db = new DB ()) {
using (IDbCommand cmd = db.CreateCommand ()) {
cmd.CommandText = "SELECT * FROM IrcIdentity WHERE id = @id;";
DB.CreateParameter (cmd, "id", notification.ircidentity_id.Value);
using (IDataReader reader = cmd.ExecuteReader ()) {
if (!reader.Read ())
throw new ApplicationException (string.Format ("Could not find the irc identity {0}", notification.ircidentity_id.Value));
identity = new DBIrcIdentity (reader);
}
}
}
if (identity.join_channels)
joined_state = Connect ();
}
/// <summary>
/// Initialises the IRC system
/// </summary>
/// <param name="settings">The settings to use while running the IRC tool</param>
public static void Init()
{
JtvSettings Settings = desBot.State.JtvSettings.Value;
if (Settings == null) throw new Exception("No settings specified");
if (string.IsNullOrEmpty(Settings.Channel)) throw new Exception("No channel specified");
if (string.IsNullOrEmpty(Settings.Nickname)) throw new Exception("No JTV username specified");
if (string.IsNullOrEmpty(Settings.Password)) throw new Exception("No JTV password specified");
//disconnect
if (client != null && client.IsConnected) client.Disconnect();
client = null;
//kill restart timer
autorestart = null;
detecthang = null;
//initial values
state = IrcState.None;
Program.Log("IRC initialising");
//attach event handler to send delay
desBot.State.SendDelay.OnChanged += new OnPropertyValueChanged<int, int>(sendDelay_Changed);
//set up state
State = IrcState.None;
Settings.Channel = Settings.Channel.ToLower(); //lower case to prevent mismatchign of string casings
client = new IrcClient();
//text encoding
Encoding encoding = null;
try
{
//try UTF8-encoding
encoding = new System.Text.UTF8Encoding(false, false);
}
catch(Exception)
{
try
{
//try codepage 1252 first (western european ANSI)
encoding = System.Text.Encoding.GetEncoding(1252);
}
catch (Exception)
{
//fallback to ASCII encoding
encoding = new System.Text.ASCIIEncoding();
}
}
client.Encoding = encoding;
Program.Log("Using IRC text encoding codepage: " + encoding.CodePage.ToString());
//set up config
client.SendDelay = desBot.State.SendDelay.Value;
client.AutoNickHandling = false;
//set up event handlers
client.OnConnectionError += new EventHandler(client_OnConnectionError);
client.OnConnecting += new System.EventHandler(client_OnConnecting);
client.OnConnected += new System.EventHandler(client_OnConnected);
client.OnRegistered += new System.EventHandler(client_OnRegistered);
client.OnDisconnecting += new System.EventHandler(client_OnDisconnecting);
client.OnDisconnected += new System.EventHandler(client_OnDisconnected);
client.OnOp += new OpEventHandler(client_OnOp);
client.OnDeop += new DeopEventHandler(client_OnDeop);
client.OnNames += new NamesEventHandler(client_OnNames);
client.OnJoin += new JoinEventHandler(client_OnJoin);
client.OnPart += new PartEventHandler(client_OnPart);
client.OnQueryMessage += new IrcEventHandler(client_OnQueryMessage);
client.OnQueryNotice += new IrcEventHandler(client_OnQueryNotice);
client.OnChannelMessage += new IrcEventHandler(client_OnChannelMessage);
client.OnRawMessage += new IrcEventHandler(client_OnRawMessage);
//set up auto-reconnect
OnStateChanged += new StateChangedEventHandler(Irc_OnStateChanged);
//set up hang detection timer
lastcheck = IrcState.Connecting;
detecthang = new Timer(new TimerCallback(DetectHang), null, 60000, 60000);
//reset bansystem
BanSystem.Reset();
//spawn dedicated thread
new Thread(new ThreadStart(client_Listen)).Start();
}
public static void DetectHang(object ignored)
{
lock (desBot.State.GlobalSync)
{
if (ignored != client) return;
if (State < IrcState.Ready)
{
if (lastcheck == State)
{
Disconnect("Logic hang detected");
detecthang = null;
}
else lastcheck = State;
}
else
{
detecthang = null;
}
}
}
public virtual void Login(string nick, string password)
{
State = IrcState.Registering;
_messageHandler.WriteRawMessage($"USER {nick}", false, true);
_messageHandler.WriteRawMessage($"PASS {password}", false, true);
_messageHandler.WriteRawMessage($"NICK {nick}", false, true);
_buffer = _textReader.ReadLine();
if(_buffer == null)
throw new Exception("Login failed");
if (_buffer.Split(' ')[1] != "001")
throw new Exception("Registration Failed. Welcome message expected");
_messageHandler.WriteRawMessage("CAP REQ :twitch.tv/membership", false, true);
_messageHandler.WriteRawMessage("CAP REQ :twitch.tv/commands", false, true);
_messageHandler.WriteRawMessage("CAP REQ :twitch.tv/tags", false, true);
State = IrcState.Registered;
}
