private void ProcessError(IrcLine line)
{
if (OnErrorReceived != null)
{
Task.Run(() => OnErrorReceived(line.FinalArgument));
}
}
private void ProcessEndOfNames(IrcLine line)
{
if (OnNamesKnown != null)
{
Task.Run(() => OnNamesKnown(channels[line.Arguments[1]]));
}
}
protected void ProcessIrcLine(IrcLine line)
{
switch (line.Command)
{
case "PRIVMSG":
ProcessPm(line);
break;
case "NOTICE":
ProcessNotice(line);
break;
case "NICK":
ProcessNickChange(line);
break;
case "KICK":
ProcessKick(line);
break;
case "JOIN":
ProcessJoin(line);
break;
case "353":
ProcessNameReply(line);
break;
case "PART":
ProcessPart(line);
break;
case "QUIT":
ProcessQuit(line);
break;
case "332":
ProcessTopic(line);
break;
case "333":
ProcessTopicSet(line);
break;
case "366":
ProcessEndOfNames(line);
break;
case "433":
Nick = Nick + "_";
Authenticate(Nick);
break;
case "ERROR":
ProcessError(line);
break;
default:
if (OnFormattedLineReceived != null)
{
Task.Run(() => OnFormattedLineReceived(line));
}
break;
}
}
private void ProcessQuit(IrcLine line)
{
if (OnQuit != null)
{
Task.Run(() => OnQuit(parser.GetUserFromSender(line.Sender), line.FinalArgument));
}
}
private void ProcessTopic(IrcLine line)
{
if (OnTopicReceived != null)
{
Task.Run(() => OnTopicReceived(line.Arguments[1], line.FinalArgument));
}
}
private void ProcessPart(IrcLine line)
{
var sender = parser.GetUserFromSender(line.Sender);
if (sender.Nick == Nick)
{
channels.Remove(line.Arguments[0]);
if (OnPartedChannel != null)
{
Task.Run(() => OnPartedChannel(line.Arguments[0]));
}
}
else
{
channels[line.Arguments[0]].RemoveUser(sender.Nick);
if (OnPartChannel != null)
{
Task.Run(() => OnPartChannel(sender, line.Arguments[0]));
}
}
}
private void ProcessPm(IrcLine line)
{
const string actionSequence = "\u0001ACTION";
var action = false;
if (line.FinalArgument.StartsWith(actionSequence))
{
action = true;
var message = line.FinalArgument;
message = message.Substring(8, message.Length - 9);
line.FinalArgument = message;
}
if (OnMessageReceived == null) return;
var sender = parser.GetUserFromSender(line.Sender);
var channel = line.Arguments[0] == Nick ? sender.Nick : line.Arguments[0];
var msg = new IrcMessage(sender, channel, line.FinalArgument, action);
Task.Run(() => OnMessageReceived(msg));
}
private void ProcessNickChange(IrcLine line)
{
if (line.User.Nick == Nick)
{
Nick = line.FinalArgument;
if (OnNickChanged != null)
{
Task.Run(() => OnNickChanged(line.FinalArgument));
}
}
else
{
if (OnNickChange != null)
{
Task.Run(() => OnNickChange(parser.GetUserFromSender(line.Sender), line.FinalArgument));
}
}
}
private void ProcessNotice(IrcLine line)
{
if (OnNoticeReceived != null)
{
Task.Run(() => OnNoticeReceived(parser.GetUserFromSender(line.Sender), line.FinalArgument));
}
}
private void ProcessJoin(IrcLine line)
{
var sender = IrcProtocolParser.GetUserFromSender(line.Sender);
if (sender.Nick == client.Nick)
{
if (client.Ident != sender.Ident)
{
Log($"Warning: Real ident ({sender.Ident}) differs from requested ident ({client.Ident}). Ident field changed to match ident assigned by the server.");
client.Ident = sender.Ident;
}
if (client.LocalHost == null)
{
Log("Hostmask detected as " + sender.Hostmask);
client.LocalHost = sender.Hostmask;
}
if (client.ChannelDict.ContainsKey(line.Arguments[0]))
{
throw new InvalidOperationException("Received a JOIN for " + line.Arguments[0] + " while already in this channel.");
}
client.ChannelDict.Add(line.Arguments[0], new IrcChannel(line.Arguments[0]));
OnJoinedChannel?.Invoke(line.Arguments[0]);
}
else
{
client.ChannelDict[line.Arguments[0]].AddUser(sender.Nick, IrcPermissionLevel.Default);
OnJoinChannel?.Invoke(sender, line.Arguments[0]);
}
}
private void ProcessNickChange(IrcLine line)
{
if (line.User.Nick == client.Nick)
{
client.Nick = line.FinalArgument;
OnNickChanged?.Invoke(line.FinalArgument);
}
else
{
OnNickChange?.Invoke(IrcProtocolParser.GetUserFromSender(line.Sender), line.FinalArgument);
}
}
public virtual IrcLine PostProcessLine(IrcLine line)
{
return line;
}
private void ProcessKick(IrcLine line)
{
var sender = parser.GetUserFromSender(line.Sender);
if (line.Arguments[1].Equals(Nick))
{
channels.Remove(line.Arguments[0]);
if (OnKicked != null)
{
Task.Run(() => OnKicked(line.Arguments[0], line.FinalArgument, sender));
}
}
else if (OnKick != null)
{
Task.Run(() => OnKick(line.Arguments[1], line.Arguments[0], line.FinalArgument, sender));
}
}
private void ProcessTopicSet(IrcLine line)
{
int seconds;
if (!int.TryParse(line.Arguments[3], out seconds))
{
Log("Failed to parse topic set time, defaulting to Unix epoch");
}
OnTopicSet?.Invoke(line.Arguments[1], IrcProtocolParser.GetUserFromSender(line.Arguments[2]), new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc).AddSeconds(seconds));
}
private void ProcessPm(IrcLine line)
{
var parsedMessage = line.FinalArgument;
var action = IrcProtocolParser.ParseAction(ref parsedMessage);
var sender = IrcProtocolParser.GetUserFromSender(line.Sender);
// If it's a private message, the target field will be the client's client.Nick. Otherwise, it will be a channel name.
var channel = line.Arguments[0] == client.Nick ? sender.Nick : line.Arguments[0];
var message = new IrcMessage(sender, channel, parsedMessage, action);
foreach (var processor in client.DataProcessors)
{
message = processor.ProcessMessage(message);
}
OnMessageReceived?.Invoke(message);
}
private void ProcessPart(IrcLine line)
{
var sender = IrcProtocolParser.GetUserFromSender(line.Sender);
if (sender.Nick != client.Nick)
{
client.ChannelDict.Remove(line.Arguments[0]);
OnPartedChannel?.Invoke(line.Arguments[0]);
}
else
{
client.ChannelDict[line.Arguments[0]].RemoveUser(sender.Nick);
OnPartChannel?.Invoke(sender, line.Arguments[0]);
}
}
private void ProcessTopicSet(IrcLine line)
{
int seconds;
int.TryParse(line.Arguments[3], out seconds);
if (OnTopicSet != null)
{
Task.Run(() => OnTopicSet(line.Arguments[1], parser.GetUserFromSender(line.Arguments[2]), new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc).AddSeconds(seconds)));
}
}
private void ProcessIrcLine(IrcLine line)
{
switch (line.Command)
{
case "001":
client.SetConnectionState(true);
OnFormattedLineReceived?.Invoke(line);
break;
case "PRIVMSG":
ProcessPm(line);
break;
case "NOTICE":
ProcessNotice(IrcProtocolParser.GetUserFromSender(line.Sender), line.FinalArgument);
break;
case "NICK":
ProcessNickChange(line);
break;
case "KICK":
ProcessKick(line);
break;
case "JOIN":
ProcessJoin(line);
break;
case "353":
ProcessNameReply(line);
break;
case "PART":
ProcessPart(line);
break;
case "QUIT":
OnQuit?.Invoke(IrcProtocolParser.GetUserFromSender(line.Sender), line.FinalArgument);
break;
case "311":
OnWhoisResultReceived?.Invoke(new IrcUser(line.Arguments[1], line.Arguments[2], line.Arguments[3]));
break;
case "332":
OnTopicReceived?.Invoke(line.Arguments[1], line.FinalArgument);
break;
case "333":
ProcessTopicSet(line);
break;
case "366":
OnNamesKnown?.Invoke(client.ChannelDict[line.Arguments[1]]);
break;
case "ERROR":
OnErrorReceived?.Invoke(line.FinalArgument);
break;
default:
OnFormattedLineReceived?.Invoke(line);
break;
}
}
private void ProcessNameReply(IrcLine line)
{
var channelName = line.Arguments[2];
IrcChannel channel;
try
{
channel = channels[channelName];
}
catch (KeyNotFoundException)
{
Log(this, "Unable to process name reply: channel not found");
return;
}
var users = line.FinalArgument.Split(' ');
foreach (var user in users)
{
if (user.StartsWith("@"))
{
channel.AddUser(user.Substring(1), IrcPermissionLevel.Operator);
}
else if (user.StartsWith("+"))
{
channel.AddUser(user.Substring(1), IrcPermissionLevel.Voiced);
}
else
{
channel.AddUser(user, IrcPermissionLevel.Default);
}
}
}
private void ProcessKick(IrcLine line)
{
var sender = IrcProtocolParser.GetUserFromSender(line.Sender);
if (line.Arguments[1].Equals(client.Nick))
{
client.ChannelDict.Remove(line.Arguments[0]);
OnKicked?.Invoke(line.Arguments[0], line.FinalArgument, sender);
}
else
{
OnKick?.Invoke(line.Arguments[1], line.Arguments[0], line.FinalArgument, sender);
}
}
private void ProcessJoin(IrcLine line)
{
var sender = parser.GetUserFromSender(line.Sender);
if (sender.Nick == Nick)
{
if (Ident != sender.Ident)
{
Log(this, string.Format("Warning: Real ident ({0}) differs from requested ident ({1}). Ident field changed according to real ident", sender.Ident, Ident));
Ident = sender.Ident;
}
if (LocalHost == null)
{
Log(this, "Hostmask detected as " + sender.Hostmask);
LocalHost = sender.Hostmask;
}
if (channels.ContainsKey(line.Arguments[0]))
{
throw new InvalidOperationException("Received a JOIN for " + line.Arguments[0] + " whil already in this channel.");
}
channels.Add(line.Arguments[0], new IrcChannel(line.Arguments[0]));
if (OnJoinedChannel != null)
{
Task.Run(() => OnJoinedChannel(line.Arguments[0]));
}
}
else
{
channels[line.Arguments[0]].AddUser(sender.Nick, IrcPermissionLevel.Default);
if (OnJoinChannel != null)
{
Task.Run(() => OnJoinChannel(sender, line.Arguments[0]));
}
}
}
/// <summary>
/// Custom code for checking whether a user has registered with NickServ. Ugly, but it works.
/// </summary>
internal void ProcessFormattedLine(IrcLine line)
{
// This IRC server does not have a NickServ service.
/*if (line.Command.Equals("401") && ircInterface.HasNickservCall && line.FinalArgument.ToLower().Contains("nickserv: no such nick"))
{
ircInterface.DisableNickservCalls();
// Proess reply to WHOIS call.
}*/
/*else if (line.Command.Equals("464"))
{
//throw new NotImplementedException("Unable to supply the password from the IRC Event Handler.");
Logger.Log(this, "Password required by server.", LogLevel.Info);
var msg = "PASS " + ircInterface.Password;
Logger.Log(this, "Replying with " + msg, LogLevel.Info);
ircInterface.SendRaw(msg);
}*/
if (!ignoredCommands.Contains(line.Command))
{
switch (line.Command)
{
case "001": // RPL_WELCOME
case "002": // RPL_YOURHOST
Logger.Log(this, $"{line.FinalArgument}", LogLevel.Irc);
break;
case "003": // RPL_CREATED
Logger.Log(this, $"{line.Sender}: {line.FinalArgument}", LogLevel.Irc);
break;
case "332": // RPL_TOPIC
Logger.Log(this, $"Topic for {line.Arguments[1]}: {line.FinalArgument}", LogLevel.Irc);
break;
case "333": // Ignore names list
case "366":
break;
case "253": // RPL_LUSERUNKNOWN
break;
case "375": // RPL_MOTDSTART
case "376": // RPL_ENDOFMOTD
case "372": // RPL_MOTD
case "451": // ERR_NOTREGISTERED
Logger.Log(this, $"{line.FinalArgument}", LogLevel.Irc);
break;
case "MODE":
// TODO: Figure out the difference between these two and document it. Probably channel/user
if (line.FinalArgument != null)
{
Logger.Log(this, $"{line.Sender} sets mode {line.FinalArgument} for {line.Arguments[0]}", LogLevel.Irc);
}
else
{
Logger.Log(this, $"{line.Sender} sets mode {line.Arguments[1]} for {line.Arguments[0]}");
}
break;
default:
Debugger.Break();
Logger.Log(this, line.ToString(), LogLevel.Irc);
break;
}
}
}
