public SimpleUser(IRCConnection uplink)
{
if (uplink == null)
throw new ArgumentNullException();
this._upLink = uplink;
}
/*
* m_restart:
*/
private void m_restart(IRCConnection src, string[] ar)
{
if (!this.IsUser(src) || !((IRCUserConnection)src).UserMode.HasMode(IRCUserModes.MODE_OP))
{
// :Permission Denied- You're not an IRC operator
src.SendCommand(ReplyCodes.ERR_NOPRIVILEGES,
((IRCUserConnection)src).NickName,
":Permission Denied- You're not an IRC operator");
return;
}
// Close all links
foreach (IRCConnection con in this.Clients)
{
if (this.IsServer(con))
{
con.SendCommand(((IRCUserConnection)src).SimpleUser, "ERROR", ":Restarted by " + src);
this.CloseLink(con);
}
else if (this.IsUser(con))
{
((IRCUserConnection)con).Notice("Server Restarting. " + src);
this.CloseLink(con, "Server Restarting");
}
else
{
this.CloseLink(con, "Server Restarting");
}
}
Logger.LogMsg("RESTART by " + src);
MainClass.Restart();
}
/* public virtual void m_stat(IConnection connection, string[] ar)
{
Console.WriteLine("===============================");
Console.WriteLine("= Server State:");
Console.WriteLine("= TotalMemory: {0} bytes", GC.GetTotalMemory(true));
Console.WriteLine("= Clients: {0}", this.Clients.Count);
Console.WriteLine("= Errors: {0}", stat.errors);
Console.WriteLine("= Traffic: {0} bytes", stat.traffic);
Console.WriteLine("= Threads: {0}",0);
Console.WriteLine("===============================");
}
*/
public virtual void m_stat(IRCConnection connection, string[] ar)
{
#if false
IRCConnection src = (IRCConnection)connection;
if (true)//src.UserMode.get('D')) // only for testing
{
if (ServiceManager.Services.HasService(typeof(Statistic)))
{
Statistic service = ((Statistic)ServiceManager.Services[typeof(Statistic)]);
src.Notice("server", this.ServerName + " stats: uptime=" +
service.UpTime + "; Clients=" + this.Clients.Count +
"; Traffic=" + stat.traffic +/* TODO: stat durch Statistic ersetzen */
" bytes ; Threads=" + service.Threads +
"; TotalMemory in use=" + GC.GetTotalMemory(true) +
" bytes ; Errors=" + stat.errors);
}
else
src.Notice("server", "Stats not Available.");
}
else
{
src.Notice("server", "Permission denied, you have no D-umode");
}
#endif
}
/*
pass-msg:
pass-msg: pass
pass-msg: password
pass-msg: 0211000001
pass-msg: IRC|aEFJKMRTu
pass-msg: P
*/
public virtual void m_pass(IRCConnection connection, string[] ar)
{
// TODO: pass ist auch vom clienten möglich!
Console.WriteLine(this + ": pass message");
foreach (string s in ar)
{
Console.WriteLine("pass-msg: " +s);
}
if ((!(connection.GetType() == typeof(IRCConnection))) || ((IRCConnection)connection).PassSet)
{
connection.SendLine("ERROR: ERR_ALREADYREGISTRED");//connection.CloseLink(); // TO/DO: CloseLink soll RemoveConnetion in der Server-Klasse ersetzen/erweitern; RemoveConnation bleibt bestehen ruft aber nicht mehr connection.Dispose auf.
return;
}
if (ar.Length < 3)
{
connection.SendLine("ERROR: ERR_NEEDMOREPARAMS");
return;
}
if (false) // wenn passwort falsch
{
connection.SendLine("ERROR: Wrong Password, clossing link ...");
this.CloseLink(connection); // CloseLink() kümmert sich um alles
return;
}
((IRCConnection)connection).PassSet = true;
if (ar.Length > 3)
{
// TODO: TS-Server
;
}
}
private void m_resp(IRCConnection connection, string[] par)
{
#if false
Console.WriteLine(this + ": resp message");
IRCConnection src = (IRCConnection)connection;
if (src.IsPerson())
{
if (src.IsServer())
{
throw new Exception("is a hacked server");
}
else
{
src.SendLine(":ERROR");//Command("error");
}
}
// if (this.HasServer(src.HostName))
// {
// src.SendLine(":ERROR");//Command("error");
// }
// todo: nur ein beispiel!; läuft auch nur in meinen netz!!!
//send_capabilities
// SERVER test.oulu.fi 1 1
src.SendLine("SERVER 192.168.2.5 1 1");
#endif
}
private void m_privmsg(IRCConnection connection, string[] par)
{
Console.WriteLine("TODO privmsg");
IRCConnection src = (IRCConnection)connection;
//#if false
par[2] = par[2].ToLower();
if (par.Length == 4)
{
// channel prefixes
if (par[2][0] == '#')
{
// Channel ch = ((IRCConnection)connection).GetChannel(par[2]);
Channel ch = this.GetChannel(par[2]);
if (ch != null)
ch.SendChat(src, ((SimpleUser)src.SimpleClient), par[3]);
}
else
{
if (connection is IRCUserConnection)
{
IRCUserConnection irccon = connection as IRCUserConnection;
if (this.HasNick(par[2]))
{
this.SendTo(":" + irccon.NickName +
"!" + irccon.UserName +
"@" + irccon.HostName + " " +
"PRIVMSG " + par[2] + " " + par[3], par[2]);
}
}
}
}
//#endif
}
/*
* m_user:
* ar[0] = prefix
* ar[1] = command
* ar[2] = username
* ar[3] = user modes
* ar[4] = unused
* ar[5] = real name
*/
public virtual void m_user(IRCConnection src, string[] ar)
{
if (this.IsUser(src))
{
if (((IRCUserConnection)src).IsRegistered())
{
src.SendCommand(ReplyCodes.ERR_ALREADYREGISTRED, ":Unauthorized command (already registered)");
return;
}
}
if (!(src.SimpleClient is SimpleUser))
{
src.SendCommand("ERROR", ":Internal error");
this.CloseLink(src);
return;
}
if (!RFC2812.IsValidUserName(ar[2]))
{
return; // ignore message
}
if (ar.Length > 5)
{
src.SetUser(ar[2], ar[3], ar[4], ar[5]);
Logger.LogMsg("Got valid USER command from " + src);
if (((SimpleUser)src.SimpleClient).NickName != string.Empty)
this.RegisterUser(src);
}
else
{
// <command> :Not enough parameters
src.SendCommand(ReplyCodes.ERR_NEEDMOREPARAMS, ar[1], ":Not enough parameters");
}
}
/* alte version
private void m_nick(IConnection connection, string[] par)
{
if (connection.GetType().Equals(typeof(IRCConnection)))
{
if (RFC2812.IsValidNick(par[1]))
{
if (par.Length == 2)
{
((IRCConnection)connection).SetNick(par[1]);
}
else
{
}
}
else
{
connection.Send("");
}
}
}
*/
private void m_nick(IRCConnection connection, string[] par)
{
if (connection is IRCServerConnection) // server teilt uns mit das ein user seinen nick geändert hat
{
throw new NotImplementedException("remote nick message; TODO: IMPLEMENT");
return;
}
else
{
if (connection is IRCConnection)
{
IRCConnection src = (IRCConnection)connection;
if (src.SimpleClient == null)
{
src.SimpleClient = new SimpleUser(src);
}
else
{
if (!(src.SimpleClient is SimpleUser))
{
src.SendLine("ERROR :Illegal nick usage");
this.CloseLink(src);
return;
}
}
}
/*
IRCUserConnection usr;
if (connection is IRCConnection)
{
IRCConnection src = (IRCConnection)connection;
this.RemoveConnection(src);
usr = new IRCUserConnection(src);
this.AddConnection(usr);
}
else
usr = (IRCUserConnection)connection;
*/
IRCConnection usr = (IRCConnection)connection;
if (par.Length == 3)
{
if (par[0] == String.Empty)
{
if (RFC2812.IsValidNick(par[1]))
{
usr.SetNick(par[2]);
}
else
{
usr.SendLine("ERROR :kein gültiger nick!");
}
}
else
{
usr.SendLine("ERROR :du bist kein server!");
}
}
}
}
public virtual void m_error(IRCConnection connection, string[] ar)
{
string msg = string.Empty;
if (ar.Length > 1)
msg = ar[2];
Logger.LogMsg("ERROR from ", Convert.ToString(connection.ID), msg);
}
private void m_id(IRCConnection connection, string[] par)
{
Console.WriteLine(this + ": TODO id message");
#if false
IRCConnection src = (IRCConnection)connection;
src.Notice(src.NickName, "your id is " + src.ID);
#endif
}
private void m_chall(IRCConnection connection, string[] par)
{
Console.WriteLine(this + ": chall message; TODO");
foreach (string s in par)
{
Console.WriteLine("chall: " +s);
}
#if DEC
if (!(connection is IRCConnection))
{
// TODO: CloseLink()
return;
}
IRCConnection src = (IRCConnection)connection;
if (src.IsPerson())
{
if (src.IsServer())
{
throw new Exception("is a hacked server");
}
else
{
src.SendLine(":ERROR unknown command");
this.send_ops_flag();
}
}
if (src.IsServer() || src.IsPerson()) // wenn wir das bereits wissen sollten wir kein CHALL bekommen
return;
if (!this.EqualHosts(src.RealHostName, this.ServerName))
{
src.SendLine("ERROR :I am " + this.ServerName + " not " + src.RealHostName);
//this.SendToOps(UMODE_SERVCONNECT)
this.CloseLink(src, "Sorry");
return;
}
if (this.HasServer(src.HostName))
{
src.SendLine("ERROR :Server " + src.RealHostName + "already exists");
if (src.UserMode.get(IRCUserModes.CAP_SERVICES))
this.send_ops_flag();
this.CloseLink(src, "Server already exists");
return;
}
// sample:
src.SendLine("CHALL 192.168.2.5 localhost. " + par[4] + " password :TS");
#endif
}
/* orginal m_join public virtual void m_join(IConnection connection, string[] par)
{
if (par.Length == 2)
{
if (par[1].Length > 1) // BUFIX emule "#" -channel
this.Join(connection as IRCConnection, par[1]);
}
}
*/
private void m_join(IRCConnection connection, string[] par)
{
Console.WriteLine("TO/DO: join command");
if (connection is IRCUserConnection)
{
// TODO: if (RFC2812.IsJoinCommand);
if (par.Length == 3)
{
if (par[1].Length > 2) // TODO: regex
this.Join((IRCUserConnection)connection, par[2]);
}
}
else
connection.SendLine("ERROR: type !IRCUserConnection");
}
//old private SimpleServer _info;
public IRCServerConnection(IRCConnection bas, SimpleServer ser)
: base(bas.Socket, bas.Server)
{
if (ser == null)
throw new ArgumentNullException("ser");
// this._info = ser;
// ser.UpLink = this;
// if (!(bas.SimpleClient is SimpleServer))
// throw new ArgumentException("bas.SimpleClient musst be a SimpeServer");
// this._simpleClient = bas.SimpleClient;
this._simpleClient = ser;
this.SimpleServer.UpLink = this;
}
/*
* m_rehash:
*/
public virtual void m_rehash(IRCConnection src, string[] ar)
{
if (!this.IsUser(src) || !((IRCUserConnection)src).UserMode.HasMode(IRCUserModes.MODE_OP))
{
src.SendCommand(ReplyCodes.ERR_NOPRIVILEGES,
((IRCUserConnection)src).NickName,
":Permission Denied- You're not an IRC operator");
return;
}
Logger.LogMsg("REHASH command from " + src);
SettingsHost settingsHost = ((SettingsHost)ServiceManager.Services[typeof(SettingsHost)]);
// <config file> :Rehashing
src.SendCommand(ReplyCodes.ERR_NOPRIVILEGES, ((IRCUserConnection)src).NickName,
settingsHost.ConfigFile, ":Rehashing");
// Rehash
settingsHost.Reload();
}
private void m_ping(IRCConnection connection, string[] par)
{
// :amd.tux PONG amd.tux :506855393
if (par.Length < 2)
{
connection.SendLine(":ERROR ERR_NOORIGIN");
return;
}
string name = ((SettingsHost)ServiceManager.Services[typeof(SettingsHost)]).Settings.ServerName;
if (par.Length == 4)
connection.SendLine(":"+name+" PONG " + par[3] + " :"+par[2]);
else
connection.SendLine(":"+name+" PONG " + name + " :"+par[2]);
((IRCConnection)connection).LastPing = DateTime.Now; // reset timer
}
private DateTime _lastping; // todo
#endregion Fields
#region Constructors
public IRCUserConnection(IRCConnection bas)
: base(bas.Socket, bas.Server)
{
Socket handler = bas.Socket;
this._channels = new Hashtable();
if (!(bas.SimpleClient is SimpleUser))
throw new ArgumentException("bas.SimpleClient musst be a SimpleUser");
this._simpleClient = bas.SimpleClient;
this.SimpleUser.UpLink = this;
// Host data
this._realhostName = bas.RealHostName;
this._aliases = bas.Aliases;
this._address = bas.Address;
this.SetNick(this.SimpleUser.NickName);
this.SetUser(this.SimpleUser.UserName, this.SimpleUser.HostName,
"", this.SimpleUser.RealName);
}
// :example.irc.org 353 blackdragon = #d :blackdragon
// :example.irc.org 366 blackdragon #d :End of NAMES list.
// :example.irc.org 324 blackdragon #d +
private void m_mode(IRCConnection connection, string[] par)
{
//ar[0] =
//ar[1] = mode
//ar[2] = #test
if (connection.GetType() != typeof(IRCUserConnection))
{
// ERR
return;
}
IRCUserConnection src = (IRCUserConnection)connection;
src.SendCommand(ReplyCodes.RPL_CHANNELMODEIS, src.NickName, par[2], "+"); // TODO: ":" weglassen
/*
IRCConnection src = (IRCConnection)connection;
foreach (string l in par)
{
Console.WriteLine(l);
}
Console.WriteLine("Umodes for "+src.ID+": "+src.UserMode);
*/
}
public void RegisterServer(IRCConnection con, SimpleServer ser)
{
if (con == null)
throw new ArgumentNullException("con");
if (ser == null)
throw new ArgumentNullException("ser");
// TODO: ircservice mitteilen das zu diesem server keine verbindung mehr hergestellt werden muss
lock (con)
{
if (con is IRCConnection)
{
IRCServerConnection srv;
this.RemoveConnection(con);
srv = new IRCServerConnection(con, ser);
this.AddConnection(srv);
// TODO: mal sehen evtl. simpleserver erzeugen und mit AddServer hinzufügen
this.AddServer(ser);
IRCServerConnection.SendServer(srv);
}
else
{
con.SendLine("ERROR: you could not register!; internal error");
}
}
}
public virtual void m_who(IRCConnection connection, string[] ar)
{
// 0 == prefix
// 1 == mask
// 2 == z.B nur ops anzeigen
if (this.IsServer(connection))
{
throw new NotImplementedException("remote /who");
}
else if (!this.IsUser(connection))
{
// ERR
connection.SendLine("ERROR :Not registered");
return;
}
if (ar.Length > 3) // zuviel parameter
{
connection.SendLine("ERROR :To much parameters");
return;
}
Channel chan = null;
bool onlyops = false;
IRCUserConnection src = (IRCUserConnection)connection;
if (ar.Length == 3)
{
// only ops
if (ar[2] == "o")
onlyops = true;
// else
// connection.SendLine("ERR_NEEDMOREPARAMS_MSG");
}
if (ar.Length >= 2)
{
// TO/DO: Search Channel
chan = GetChannel(ar[2]); // TODO: rfc
if (chan != null)
{
chan.SendWho(src, onlyops);
//src.SendCommand(ReplyCodes.RPL_ENDOFWHO, src.NickName, chan.Name, "End of /WHO list."); // jetzt in IRCChannel
return;
}
}
foreach (IRCConnection client in this.Clients)
{
throw new NotImplementedException();
}
if (ar.Length == 1)
{
//return "*"
}
else
{
//return ar[1]
}
}
public static string SendPass(IRCConnection cn, string /*password*/moresecretpassword)
{
// erros reply: ERR_NEEDMOREPARAMS ERR_ALREADYREGISTRED
// cn.SendCommand(MessageType.
return "PASS" + moresecretpassword + "0210010000 IRC|aBgH$ Z";
}
/// <summary>
/// Check if "con" is a IRCUserConnection-object
/// </smmary>
public bool IsUser(IRCConnection con)
{
return (con.GetType() == typeof(IRCUserConnection));
}
public virtual void CloseLink(IRCConnection con, string message)
{
throw new NotImplementedException();
this.CloseLink(con);
}
public override void AddConnection(Socket client)
{
Debug.WriteLine(this + ".AddConnection from socket");
Debug.WriteLine(this + ": Accept connection from: " + client.RemoteEndPoint.ToString());
// new
//canconnect(client); //TODO schauen ob ein bann
//
lock (base.Clients)
{
IRCConnection connection = new IRCConnection(client, this);//neu, true);
connection.LookupHostName();
Console.WriteLine("End Accept");
base.AddID(connection.ID); // wichtig!
// OnConnected
base.Clients.Add(connection);
}
}
#if false
// TODO: msg senden
// entfernen
public virtual void RemoveConnection(IRCConnection connection, string msg)
{
}
protected override void AcceptCallback(IAsyncResult ar)
{
///todo: base.AcceptCallback() ausführen
AcceptObject obj = ((AcceptObject)ar.AsyncState);
obj.allDone.Set();
Socket handler = obj.listener.EndAccept(ar);
Console.WriteLine("Accept connection from: " + handler.RemoteEndPoint.ToString());
lock (base.Clients)
{
IRCConnection connection = new IRCConnection(handler, this);//neu, true);
Console.WriteLine("End Accept");
base.AddID(connection.ID); // wichtig!
// OnConnected
base.Clients.Add(connection);
// sample for exexute
//connection.Execute("join #test");
}
///
public virtual void CloseLink(IRCConnection con)
{
this.RemoveConnection(con);
con.Dispose();
}
// TODO: SendCommand anpassen
/*
ERR_NEEDMOREPARAMS ERR_NOSUCHCHANNEL
ERR_NOTONCHANNEL
*/
private void m_part(IRCConnection src, string[] ar)
{
SimpleUser usr = null; // TODO
if (this.IsServer(src))
{
throw new NotImplementedException("remote /part");
//usr = this.Search(ar[0]); // TODO
if (usr == null)
{
return;
}
}
else if (!this.IsUser(src))
{
// ERR
src.SendLine("ERROR");
return;
}
else
{
usr = (SimpleUser)src.SimpleClient;
}
#if false
if (ar.Length > 4) // zuviel parameter
{
src.SendLine("to much parameters");
return;
}
#endif
if (ar.Length < 3)
{
// <command> :Not enough parameters
src.SendCommand(ReplyCodes.ERR_NEEDMOREPARAMS, usr.NickName, ar[1], ":Not enough parameters");
return;
}
Channel chan;
string msg = string.Empty;
if (ar.Length > 3)
msg = ar[3];
else
msg = usr.NickName;
string[] chans = ar[2].Split(new char[',']);
foreach (string schan in chans)
{
chan = this.GetChannel(schan);
if (chan == null)
{
// <channel name> :No such channel
src.SendCommand(ReplyCodes.ERR_NOSUCHCHANNEL, usr.NickName, chan.Name, ":No such channel");
continue;
}
else if (!chan.HasUser(usr))
{
// <channel> :You're not on that channel
src.SendCommand(ReplyCodes.ERR_NOTONCHANNEL, usr.NickName, chan.Name, ":You're not on that channel");
continue;
}
this.Part(usr, chan, msg);
}
}
// TODO: nach IRCConnection verschieben und den RemoveConnection call entfernen.
/// <summary>
///
/// </summary>
/// <param name="client"></param>
/// <param name="msg"></param>
public void Quit(IRCConnection client, string msg)
{
lock (client)
{
client.Send(":" + client.RealHostName/*.NickName*/ + "[email protected]" + "@" + "Hostname" + "QUIT :quitter\n\n");
this.CloseLink(client);
}
}
private void m_notice(IRCConnection src, string[] par)
{
System.Console.WriteLine("NOTICE dummy");
if (par[1] == "AUTH")
return; // eine AUTH Zeile; ensteht dadurch das storm-ircd einen verbingung zu einen anderen server herstellt -> ignorieren
}
public void RegisterUser(IRCConnection con)
{
if (con == null)
throw new ArgumentNullException("con");
lock (con)
{
if (con is IRCConnection)
{
IRCUserConnection usr;
this.RemoveConnection(con);
usr = new IRCUserConnection(con);
this.AddConnection(usr);
// TODO: if (this.IsFull)
// TODO: this.AddUser(usr.SimpleUser);
// send bounce 005
}
else
{
con.SendLine("ERROR :You could not register! Internal error");
}
}
}
