/// <summary>
/// Retrieve information about the server
/// </summary>
/// <param name="command">Command</param>
/// <param name="parameters">Parameters</param>
/// <param name="value">Text</param>
/// <returns></returns>
private bool Info(Network.IncomingDataEventArgs info)
{
Network.NetworkGenericDataEventArgs args004 = new Network.NetworkGenericDataEventArgs(info);
_Network.__evt_INFO(args004);
if (info.ParameterLine.Contains("PREFIX=("))
{
string cmodes = info.ParameterLine.Substring(info.ParameterLine.IndexOf("PREFIX=(", StringComparison.Ordinal) + 8);
cmodes = cmodes.Substring(0, cmodes.IndexOf(")", StringComparison.Ordinal));
lock (_Network.CUModes)
{
_Network.CUModes.Clear();
_Network.CUModes.AddRange(cmodes.ToCharArray());
}
cmodes = info.ParameterLine.Substring(info.ParameterLine.IndexOf("PREFIX=(", StringComparison.Ordinal) + 8);
cmodes = cmodes.Substring(cmodes.IndexOf(")", StringComparison.Ordinal) + 1, _Network.CUModes.Count);
_Network.UChars.Clear();
_Network.UChars.AddRange(cmodes.ToCharArray());
}
if (info.ParameterLine.Contains("CHANMODES="))
{
string xmodes = info.ParameterLine.Substring(info.ParameterLine.IndexOf("CHANMODES=", StringComparison.Ordinal) + 11);
xmodes = xmodes.Substring(0, xmodes.IndexOf(" ", StringComparison.Ordinal));
string[] _mode = xmodes.Split(',');
_Network.ParsedInfo = true;
if (_mode.Length == 4)
{
_Network.PModes.Clear();
_Network.CModes.Clear();
_Network.XModes.Clear();
_Network.SModes.Clear();
_Network.PModes.AddRange(_mode[0].ToCharArray());
_Network.XModes.AddRange(_mode[1].ToCharArray());
_Network.SModes.AddRange(_mode[2].ToCharArray());
_Network.CModes.AddRange(_mode[3].ToCharArray());
}
}
return true;
}
private bool Result()
{
bool OK = false;
if (String.IsNullOrEmpty(ServerLineRawText))
{
// there is nothing to process
return false;
}
// every IRC command that is sent from server should being with colon according to RFC
if (ServerLineRawText[0] == ':')
{
Network.IncomingDataEventArgs info = new Network.IncomingDataEventArgs();
info.Date = this.Date;
info.ServerLine = ServerLineRawText;
info.Source = ServerLineRawText.Substring(1);
// some functions prefer parameters not to be converted to list so this is them
if (info.Source.Contains(" "))
{
// we store the value of indexof so that we don't need to call this CPU expensive
// method too often
int index = info.Source.IndexOf(" ", StringComparison.Ordinal);
info.Command = info.Source.Substring(index + 1);
info.Source = info.Source.Substring(0, index);
if (info.Command.Contains(" :"))
{
index = info.Command.IndexOf(" :", StringComparison.Ordinal);
if (index < 0)
{
_Protocol.DebugLog("Malformed text, probably hacker: " + ServerLineRawText);
return false;
}
info.Message = info.Command.Substring(index + 2);
info.Command = info.Command.Substring(0, index);
}
// check if there aren't some extra parameters for this command
if (info.Command.Contains(" "))
{
// we remove the command name and split all the parameters by space
index = info.Command.IndexOf(" ", StringComparison.Ordinal);
info.ParameterLine = info.Command.Substring(index + 1);
info.Parameters.AddRange(info.ParameterLine.Split(' '));
info.Command = info.Command.Substring(0, index);
}
// commands are meant to be uppercase but for compatibility reasons we ensure it is
info.Command = info.Command.ToUpper();
}
if (_Network.__evt__IncomingData(info))
{
return true;
}
if (ProcessSelf(info.Source, info.Command, info.Parameters, info.Message))
{
// purposefuly change OK to true only, we don't want to change it to false in case it was already true, so don't touch this
OK = true;
}
switch (info.Command)
{
case "001":
case "002":
case "003":
case "004":
Network.NetworkGenericDataEventArgs args004 = new Network.NetworkGenericDataEventArgs(this.ServerLineRawText, this.Date);
args004.Command = info.Command;
args004.ParameterLine = info.ParameterLine;
args004.Parameters = info.Parameters;
args004.Message = info.Message;
_Network.__evt_INFO(args004);
break;
case "005":
Info(info);
// this is usually a last datagram we get during load and that implies we are done logging on to IRC
this._Network.IsLoaded = true;
this._Network.JoinChannelsInQueue();
break;
case "301":
if (Idle2(info))
return true;
break;
case "305":
if (!IsBacklog)
_Network.IsAway = false;
break;
case "306":
if (!IsBacklog)
_Network.IsAway = true;
break;
case "311":
if (WhoisLoad(info))
return true;
break;
case "312":
if (WhoisSv(info))
return true;
break;
case "315":
if (FinishChan(info))
return true;
break;
case "317":
if (IdleTime(info))
return true;
break;
case "318":
if (WhoisFn(info.Command, info.ParameterLine))
return true;
break;
case "319":
if (WhoisCh(info.Command, info.ParameterLine, info.Message))
return true;
break;
case "321":
if (_Network.SuppressData || IsBacklog)
return true;
break;
case "322":
if (ChannelData(info.Command, info.ParameterLine, info.Message))
return true;
break;
case "323":
if (IsBacklog)
return true;
if (_Network.SuppressData)
{
_Network.SuppressData = false;
return true;
}
_Network.DownloadingList = false;
break;
case "324":
if (ChannelInfo(info))
return true;
break;
case "328":
if (Website(info.Parameters, info.Message))
return true;
break;
case "329":
if (CreationDatetime(info.Parameters))
return true;
break;
case "332":
if (ChannelTopic(info))
return true;
break;
case "333":
if (TopicInfo(info))
return true;
break;
case "352":
if (ParseUser(info))
return true;
break;
case "353":
if (ParseInfo(info))
return true;
break;
case "366":
return true;
case "367":
if (ChannelBans(info) && !this._Network.Config.ForwardModes)
return true;
break;
case "368":
if (ChannelBans2(info) && !this._Network.Config.ForwardModes)
return true;
break;
case "372":
Network.NetworkGenericDataEventArgs ev372 = new Network.NetworkGenericDataEventArgs(info);
_Network.__evt_OnMOTD(ev372);
return true;
case "375":
Network.NetworkGenericDataEventArgs ev375 = new Network.NetworkGenericDataEventArgs(info);
_Network.__evt_StartMOTD(ev375);
return true;
case "376":
Network.NetworkGenericDataEventArgs ev376 = new Network.NetworkGenericDataEventArgs(info);
_Network.__evt_CloseMOTD(ev376);
return true;
case "433":
if (!IsBacklog && !_Network.UsingNick2)
{
string nick = _Network.Config.GetNick2();
_Network.UsingNick2 = true;
_Network.Transfer("NICK " + nick, Defs.Priority.High);
_Network.Nickname = nick;
}
break;
case "435":
// failed to change nick (banned)
_Network.__evt_NICKERROR(new Network.NetworkGenericErrEventArgs(info, 435));
break;
case "473":
// invite needed
_Network.__evt_JOINERROR(new Network.NetworkJoinErrorEventArgs(info, 473));
break;
case "474":
// banned from channel
_Network.__evt_JOINERROR(new Network.NetworkJoinErrorEventArgs(info, 474));
break;
case "307":
case "310":
case "313":
case "378":
case "671":
if (WhoisText(info))
return true;
break;
case "PING":
if (Pong(info.Command, info.ParameterLine, info.Message))
return true;
break;
case "PONG":
pong = DateTime.Now;
return true;
//case "INFO":
//_Network.SystemWindow.scrollback.InsertText(text.Substring(text.IndexOf("INFO", StringComparison.Ordinal) + 5), Pidgeon.ContentLine.MessageStyle.User, true, date, !updated_text);
// return true;
case "NOTICE":
Network.NetworkNOTICEEventArgs notice = new Network.NetworkNOTICEEventArgs(ServerLineRawText, this.Date);
notice.Source = info.Source;
notice.Message = info.Message;
notice.ParameterLine = info.ParameterLine;
_Network.__evt_NOTICE(notice);
return true;
case "NICK":
if (ProcessNick(info))
return true;
break;
case "INVITE":
if (Invite(info.Source, info.ParameterLine))
return true;
break;
case "PRIVMSG":
if (ProcessPM(info.Source, info.ParameterLine, info.Message))
return true;
break;
case "TOPIC":
if (Topic(info))
return true;
break;
case "MODE":
if (Mode(info.Source, info.ParameterLine) && !this._Network.Config.ForwardModes)
return true;
break;
case "PART":
if (Part(info))
return true;
break;
case "QUIT":
if (Quit(info.Source, info.ParameterLine, info.Message))
return true;
break;
case "JOIN":
if (Join(info))
return true;
break;
case "KICK":
if (Kick(info))
return true;
break;
}
}
else
{
// malformed requests this needs to exist so that it works with some broken ircd
string command = ServerLineRawText;
string value = "";
if (command.Contains(" :"))
{
value = command.Substring(command.IndexOf(" :", StringComparison.Ordinal) + 2);
command = command.Substring(0, command.IndexOf(" :", StringComparison.Ordinal));
}
// for extra borked ircd
if (command.Contains(" "))
{
command = command.Substring(0, command.IndexOf(" ", StringComparison.Ordinal));
}
switch (command)
{
case "PING":
Pong(command, null, value);
OK = true;
break;
}
}
if (!OK)
{
// we have no idea what we just were to parse so flag it as unknown data and let client parse that
Network.UnknownDataEventArgs ev = new Network.UnknownDataEventArgs(this.ServerLineRawText);
ev.Date = this.Date;
_Network.HandleUnknownData(ev);
}
return true;
}
private bool Quit(string source, string parameters, string value)
{
Network.NetworkGenericDataEventArgs ev = new Network.NetworkGenericDataEventArgs(this.ServerLineRawText, this.Date);
ev.Message = value;
ev.ParameterLine = parameters;
ev.Source = source;
_Network.__evt_QUIT(ev);
foreach (Channel item in _Network.Channels.Values)
{
if (item.ChannelWork && !IsBacklog)
{
item.RemoveUser(ev.SourceInfo.Nick);
}
}
return true;
}
