//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;
}
/// <summary>
/// Add a SimpleServer object
/// </summary>
/// <param name="server">SimpleServer to add</param>
public virtual void AddServer(SimpleServer server)
{
if (server == null)
throw new ArgumentNullException("server");
lock (this._servers)
{
if (this._servers.Contains(server))
return;
this._servers.Add(server);
}
}
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_server(IRCConnection connection, string[] ar)
{
// SERVER test.oulu.fi 1 :[tolsun.oulu.fi]
// test.oulu.fi == Server-Name
// 1 == Hop-Count
// [*] == IP/DNS-Name
Console.WriteLine(this + ": server message");
foreach (string s in ar)
{
Console.WriteLine("server-msg: " +s);
}
if (connection is IRCUserConnection)
{
connection.SendLine("ERROR :already registered as client");
return;
}
if (ar.Length < 4)
{
connection.SendLine("ERROR :SERVER needs more params");
this.CloseLink(connection);
return;
}
/*
** The SERVER message must only be accepted from either (a) a connection
** which is yet to be registered and is attempting to register as a
** server, or (b) an existing connection to another server, in which
** case the SERVER message is introducing a new server behind that
** server.
*/
if (connection is IRCServerConnection) // neu Server; wird uns von einen anderen Server mitgeteilt
{
SimpleServer rser = new SimpleServer();
rser.HopCount = Convert.ToInt32(ar[3]);
rser.UpLink = (IRCServerConnection)connection;
}
else // ein neuer Server versucht sich direkt zu registrieren
{
if (this.HasServer(connection.Socket.RemoteEndPoint)) // <-- HACK
{
connection.SendLine("ERROR :Server already exits; Potential Damage To Network Intergrity");
this.CloseLink(connection);
return;
}
/* if (this.HasServer(ar[2])) veraltet
{
connection.SendLine("hostmask allrady in use");
this.CloseLink(connection);
return;
}*/
if (!((IRCConnection)connection).PassSet)
{
connection.SendLine("ERROR :no permission");
this.CloseLink(connection);
return;
}
// anmerkung: wird nur gemacht wenn er sich direkt registriert
if (!this.HasServerAccess(ar[2]))
{
connection.SendLine("ERROR :no c/n lines");
this.CloseLink(connection);
return;
}
// all fine, register the new server
SimpleServer ser = new SimpleServer(); // ausfüllen
ser.HopCount = Convert.ToInt32(ar[3]);
this.RegisterServer((IRCConnection)connection, ser);
}
}
