* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
*
- * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
- * der GNU General Public License (GPL), wie von der Free Software Foundation
- * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
- * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
- * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
- * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * Please read the file COPYING, README and AUTHORS for more information.
*
- * $Id: irc-channel.c,v 1.17 2002/11/30 17:39:56 alex Exp $
- *
- * irc-channel.c: IRC-Channel-Befehle
+ * IRC channel commands
*/
#include "portab.h"
+static char UNUSED id[] = "$Id: irc-channel.c,v 1.22 2002/12/26 17:04:54 alex Exp $";
+
#include "imp.h"
#include <assert.h>
#include <string.h>
#include "parse.h"
#include "irc-info.h"
#include "irc-write.h"
+#include "resolve.h"
+#include "conf.h"
#include "exp.h"
#include "irc-channel.h"
GLOBAL BOOLEAN
IRC_JOIN( CLIENT *Client, REQUEST *Req )
{
- CHAR *channame, *flags, *topic, modes[8];
+ CHAR *channame, *key, *flags, *topic, modes[8];
BOOLEAN is_new_chan, is_invited, is_banned;
CLIENT *target;
CHANNEL *chan;
assert( Client != NULL );
assert( Req != NULL );
- /* Falsche Anzahl Parameter? */
- if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+ /* Bad number of arguments? */
+ if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- /* Wer ist der Absender? */
+ /* Who is the sender? */
if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_Search( Req->prefix );
else target = Client;
if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+ /* Are channel keys given? */
+ if( Req->argc > 1 ) key = Req->argv[1];
+ else key = NULL;
+
/* Channel-Namen durchgehen */
chan = NULL;
channame = strtok( Req->argv[0], "," );
/* Lokaler Client? */
if( Client_Type( Client ) == CLIENT_USER )
{
+ /* Test if the user has reached his maximum channel count */
+ if( Client_Type( Client ) == CLIENT_USER )
+ {
+ if(( Conf_MaxJoins > 0 ) && ( Channel_CountForUser( Client ) >= Conf_MaxJoins ))
+ {
+ IRC_WriteStrClient( Client, ERR_TOOMANYCHANNELS_MSG, Client_ID( Client ), channame );
+ return CONNECTED;
+ }
+ }
+
/* Existiert der Channel bereits, oder wird er im Moment neu erzeugt? */
if( is_new_chan )
{
/* Client ist gebanned (und nicht invited): */
IRC_WriteStrClient( Client, ERR_BANNEDFROMCHAN_MSG, Client_ID( Client ), channame );
- /* naechsten Namen ermitteln */
+ /* Try next name, if any */
channame = strtok( NULL, "," );
continue;
}
/* Ist der Channel "invite-only"? */
- if(( strchr( Channel_Modes( chan ), 'i' ) != NULL ) && ( is_invited == FALSE ))
+ if(( strchr( Channel_Modes( chan ), 'i' )) && ( is_invited == FALSE ))
{
/* Channel ist "invite-only" und Client wurde nicht invited: */
IRC_WriteStrClient( Client, ERR_INVITEONLYCHAN_MSG, Client_ID( Client ), channame );
- /* naechsten Namen ermitteln */
+ /* Try next name, if any */
+ channame = strtok( NULL, "," );
+ continue;
+ }
+
+ /* Is the channel protected by a key? */
+ if(( strchr( Channel_Modes( chan ), 'k' )) && ( strcmp( Channel_Key( chan ), key ? key : "" ) != 0 ))
+ {
+ /* Bad channel key! */
+ IRC_WriteStrClient( Client, ERR_BADCHANNELKEY_MSG, Client_ID( Client ), channame );
+
+ /* Try next name, if any */
+ channame = strtok( NULL, "," );
+ continue;
+ }
+
+ /* Are there already too many members? */
+ if(( strchr( Channel_Modes( chan ), 'l' )) && ( Channel_MaxUsers( chan ) <= Channel_MemberCount( chan )))
+ {
+ /* Bad channel key! */
+ IRC_WriteStrClient( Client, ERR_CHANNELISFULL_MSG, Client_ID( Client ), channame );
+
+ /* Try next name, if any */
channame = strtok( NULL, "," );
continue;
}
if(( strchr( Channel_Modes( chan ), 'P' )) && ( strchr( Client_Modes( target ), 'o' ))) Channel_UserModeAdd( chan, target, 'o' );
/* Muessen Modes an andere Server gemeldet werden? */
- strcpy( &modes[1], Channel_UserModes( chan, target ));
+ strlcpy( &modes[1], Channel_UserModes( chan, target ), sizeof( modes ) - 1 );
if( modes[1] ) modes[0] = 0x7;
else modes[0] = '\0';