* 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-mode.c,v 1.14 2002/09/08 17:07:14 alex Exp $
- *
- * irc-mode.c: IRC-Befehle zur Mode-Aenderung (MODE, AWAY, ...)
+ * IRC commands for mode changes (MODE, AWAY, ...)
*/
#include "portab.h"
+static char UNUSED id[] = "$Id: irc-mode.c,v 1.32 2003/11/05 23:24:48 alex Exp $";
+
#include "imp.h"
#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
#include "conn.h"
#include "irc-mode.h"
+LOCAL BOOLEAN Client_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target ));
+LOCAL BOOLEAN Channel_Mode PARAMS(( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel ));
+
LOCAL BOOLEAN Add_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
LOCAL BOOLEAN Add_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
GLOBAL BOOLEAN
IRC_MODE( CLIENT *Client, REQUEST *Req )
{
- CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
- CLIENT *cl, *chan_cl, *prefix;
- BOOLEAN set, ok, modeok;
+ CLIENT *cl, *origin;
CHANNEL *chan;
-
+
assert( Client != NULL );
assert( Req != NULL );
- cl = chan_cl = prefix = NULL;
- chan = NULL;
-
- /* Valider Client? */
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Keine Parameter? */
+ /* No parameters? */
if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- /* Ziel suchen: Client bzw. Channel */
+ /* Origin for answers */
+ if( Client_Type( Client ) == CLIENT_SERVER )
+ {
+ origin = Client_Search( Req->prefix );
+ if( ! origin ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+ }
+ else origin = Client;
+
+ /* Channel or user mode? */
+ cl = chan = NULL;
if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
- /* Kein Ziel gefunden? */
- if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
+ if( cl ) return Client_Mode( Client, Req, origin, cl );
+ if( chan ) return Channel_Mode( Client, Req, origin, chan );
- assert(( cl && chan ) != TRUE );
+ /* No target found! */
+ return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
+} /* IRC_MODE */
- /* Falsche Anzahl Parameter? */
- if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- /* Prefix fuer Antworten etc. ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER )
+LOCAL BOOLEAN
+Client_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target )
+{
+ /* Handle client mode requests */
+
+ CHAR the_modes[COMMAND_LEN], x[2], *mode_ptr;
+ BOOLEAN ok, set;
+ INT mode_arg;
+
+ /* Is the client allowed to request or change the modes? */
+ if( Client_Type( Client ) == CLIENT_USER )
{
- prefix = Client_Search( Req->prefix );
- if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+ /* Users are only allowed to manipulate their own modes! */
+ if( Target != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
}
- else prefix = Client;
-
- if(( chan ) && (( Req->argc == 2 ) || ( Req->argc == 3 )))
- {
- /* pruefen, ob "Listen-Operation": Invite, Ban */
- if(( Req->argv[1][0] == '-' ) || ( Req->argv[1][0] == '+' )) mode_ptr = &Req->argv[1][1];
- else mode_ptr = &Req->argv[1][0];
- if( Req->argc == 2 )
+ /* Mode request: let's answer it :-) */
+ if( Req->argc == 1 ) return IRC_WriteStrClient( Origin, RPL_UMODEIS_MSG, Client_ID( Origin ), Client_Modes( Target ));
+
+ mode_arg = 1;
+ mode_ptr = Req->argv[mode_arg];
+
+ /* Initial state: set or unset modes? */
+ if( *mode_ptr == '+' ) set = TRUE;
+ else if( *mode_ptr == '-' ) set = FALSE;
+ else return IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Origin ));
+
+ /* Prepare reply string */
+ if( set ) strcpy( the_modes, "+" );
+ else strcpy( the_modes, "-" );
+
+ x[1] = '\0';
+ ok = CONNECTED;
+ while( mode_ptr )
+ {
+ mode_ptr++;
+ if( ! *mode_ptr )
{
- /* Liste anzeigen */
- if( *mode_ptr == 'I' ) return Lists_ShowInvites( prefix, chan );
- if( *mode_ptr == 'b' ) return Lists_ShowBans( prefix, chan );
+ /* Try next argument if there's any */
+ mode_arg++;
+ if( mode_arg < Req->argc ) mode_ptr = Req->argv[mode_arg];
+ else break;
}
- else
+
+ switch( *mode_ptr )
{
- /* Listen veraendern */
-
- if( Client_Type( Client ) == CLIENT_USER )
- {
- /* Ist der User Channel-Operator? */
- modeok = FALSE;
- if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE;
- if( Conf_OperCanMode )
+ case '+':
+ case '-':
+ if((( *mode_ptr == '+' ) && ( ! set )) || (( *mode_ptr == '-' ) && ( set )))
{
- /* auch IRC-Operatoren duerfen MODE verwenden */
- if( Client_OperByMe( Client )) modeok = TRUE;
+ /* Action modifier ("+"/"-") must be changed ... */
+ if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' ))
+ {
+ /* Adjust last action modifier in result */
+ the_modes[strlen( the_modes ) - 1] = *mode_ptr;
+ }
+ else
+ {
+ /* Append modifier character to result string */
+ x[0] = *mode_ptr;
+ strlcat( the_modes, x, sizeof( the_modes ));
+ }
+ if( *mode_ptr == '+' ) set = TRUE;
+ else set = FALSE;
}
-
- if( ! modeok )
+ continue;
+ }
+
+ /* Validate modes */
+ x[0] = '\0';
+ switch( *mode_ptr )
+ {
+ case 'a':
+ /* Away */
+ if( Client_Type( Client ) == CLIENT_SERVER )
{
- Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
- return IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
+ x[0] = 'a';
+ Client_SetAway( Client, DEFAULT_AWAY_MSG );
}
- }
-
- if( Req->argv[1][0] == '+' )
- {
- /* Listen-Eintrag hinzufuegen */
- if( *mode_ptr == 'I' ) return Add_Invite( prefix, Client, chan, Req->argv[2] );
- if( *mode_ptr == 'b' ) return Add_Ban( prefix, Client, chan, Req->argv[2] );
- }
- else if( Req->argv[1][0] == '-' )
- {
- /* Listen-Eintrag loeschen */
- if( *mode_ptr == 'I' ) return Del_Invite( prefix, Client, chan, Req->argv[2] );
- if( *mode_ptr == 'b' ) return Del_Ban( prefix, Client, chan, Req->argv[2] );
- }
+ else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
+ break;
+ case 'i':
+ /* Invisible */
+ x[0] = 'i';
+ break;
+ case 'o':
+ /* IRC operator (only unsetable!) */
+ if(( ! set ) || ( Client_Type( Client ) == CLIENT_SERVER ))
+ {
+ Client_SetOperByMe( Target, FALSE );
+ x[0] = 'o';
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
+ break;
+ case 'r':
+ /* Restricted (only setable) */
+ if(( set ) || ( Client_Type( Client ) == CLIENT_SERVER )) x[0] = 'r';
+ else ok = IRC_WriteStrClient( Origin, ERR_RESTRICTED_MSG, Client_ID( Origin ));
+ break;
+ case 's':
+ /* Server messages */
+ x[0] = 's';
+ break;
+ default:
+ Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ));
+ if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
+ x[0] = '\0';
+ goto client_exit;
}
- }
+ if( ! ok ) break;
- /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
- if(( chan ) && (Req->argc == 3 ))
- {
- chan_cl = Client_Search( Req->argv[2] );
- if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
+ /* Is there a valid mode change? */
+ if( ! x[0] ) continue;
+
+ if( set )
+ {
+ /* Set mode */
+ if( Client_ModeAdd( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
+
+ }
+ else
+ {
+ /* Unset mode */
+ if( Client_ModeDel( Target, x[0] )) strlcat( the_modes, x, sizeof( the_modes ));
+ }
}
+client_exit:
- /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
- if( Client_Type( Client ) == CLIENT_USER )
+ /* Are there changed modes? */
+ if( the_modes[1] )
{
- if( cl )
+ /* Remoce needless action modifier characters */
+ if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' )) the_modes[strlen( the_modes ) - 1] = '\0';
+
+ if( Client_Type( Client ) == CLIENT_SERVER )
{
- /* MODE ist nur fuer sich selber zulaessig! */
- if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
+ /* Forward modes to other servers */
+ IRC_WriteStrServersPrefix( Client, Origin, "MODE %s :%s", Client_ID( Target ), the_modes );
}
- if( chan )
+ else
{
- /* Darf der User die Channel-Modes ermitteln? */
+ /* Send reply to client and inform other servers */
+ ok = IRC_WriteStrClientPrefix( Client, Origin, "MODE %s %s", Client_ID( Target ), the_modes );
+ IRC_WriteStrServersPrefix( Client, Origin, "MODE %s :%s", Client_ID( Target ), the_modes );
}
+ Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( Target ), Client_Modes( Target ));
}
+
+ IRC_SetPenalty( Client, 1 );
+ return ok;
+} /* Client_Mode */
- /* Werden die Modes "nur" erfragt? */
- if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
- if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
- mode_ptr = Req->argv[1];
+LOCAL BOOLEAN
+Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
+{
+ /* Handle channel and channel-user modes */
+
+ CHAR the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2], argadd[CLIENT_PASS_LEN], *mode_ptr;
+ BOOLEAN ok, set, modeok, skiponce;
+ INT mode_arg, arg_arg;
+ CLIENT *client;
+ LONG l;
- /* Sollen Modes gesetzt oder geloescht werden? */
- if( cl )
+ /* Mode request: let's answer it :-) */
+ if( Req->argc == 1 )
{
- if( *mode_ptr == '+' ) set = TRUE;
- else if( *mode_ptr == '-' ) set = FALSE;
- else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
- mode_ptr++;
+ /* Member or not? -- That's the question! */
+ if( ! Channel_IsMemberOf( Channel, Origin )) return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), Channel_Modes( Channel ));
+
+ /* The sender is a member: generate extended reply */
+ strlcpy( the_modes, Channel_Modes( Channel ), sizeof( the_modes ));
+ mode_ptr = the_modes;
+ strcpy( the_args, "" );
+ while( *mode_ptr )
+ {
+ switch( *mode_ptr )
+ {
+ case 'l':
+ snprintf( argadd, sizeof( argadd ), " %ld", Channel_MaxUsers( Channel ));
+ strlcat( the_args, argadd, sizeof( the_args ));
+ break;
+ case 'k':
+ strlcat( the_args, " ", sizeof( the_args ));
+ strlcat( the_args, Channel_Key( Channel ), sizeof( the_args ));
+ break;
+ }
+ mode_ptr++;
+ }
+ if( the_args[0] ) strlcat( the_modes, the_args, sizeof( the_modes ));
+
+ return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), the_modes );
}
- else
+
+ /* Is the user allowed to change modes? */
+ if( Client_Type( Client ) == CLIENT_USER )
{
- if( *mode_ptr == '-' ) set = FALSE;
- else set = TRUE;
- if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
+ /* Is the originating user on that channel? */
+ if( ! Channel_IsMemberOf( Channel, Origin )) return IRC_WriteStrClient( Origin, ERR_NOTONCHANNEL_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+
+ /* Is he channel operator? */
+ if( strchr( Channel_UserModes( Channel, Origin ), 'o' )) modeok = TRUE;
+ else modeok = FALSE;
+ if( Conf_OperCanMode )
+ {
+ /* auch IRC-Operatoren duerfen MODE verwenden */
+ if( Client_OperByMe( Origin )) modeok = TRUE;
+ }
}
+ else modeok = TRUE;
- /* Reply-String mit Aenderungen vorbereiten */
+ mode_arg = 1;
+ mode_ptr = Req->argv[mode_arg];
+ if( Req->argc > mode_arg + 1 ) arg_arg = mode_arg + 1;
+ else arg_arg = -1;
+
+ /* Initial state: set or unset modes? */
+ skiponce = FALSE;
+ if( *mode_ptr == '-' ) set = FALSE;
+ else if( *mode_ptr == '+' ) set = TRUE;
+ else set = skiponce = TRUE;
+
+ /* Prepare reply string */
if( set ) strcpy( the_modes, "+" );
else strcpy( the_modes, "-" );
+ strcpy( the_args, " " );
- ok = TRUE;
x[1] = '\0';
- while( *mode_ptr )
+ ok = CONNECTED;
+ while( mode_ptr )
{
- x[0] = '\0';
- if( Client_Type( Client ) == CLIENT_SERVER )
+ if( ! skiponce ) mode_ptr++;
+ if( ! *mode_ptr )
{
- /* Befehl kommt von einem Server, daher
- * trauen wir ihm "unbesehen" ... */
- x[0] = *mode_ptr;
+ /* Try next argument if there's any */
+ if( arg_arg > mode_arg ) mode_arg = arg_arg;
+ else mode_arg++;
+ if( mode_arg < Req->argc ) mode_ptr = Req->argv[mode_arg];
+ else break;
+ if( Req->argc > mode_arg + 1 ) arg_arg = mode_arg + 1;
+ else arg_arg = -1;
}
- else
+ skiponce = FALSE;
+
+ switch( *mode_ptr )
{
- /* Modes validieren */
- if( cl )
- {
- /* User-Modes */
- switch( *mode_ptr )
+ case '+':
+ case '-':
+ if((( *mode_ptr == '+' ) && ( ! set )) || (( *mode_ptr == '-' ) && ( set )))
{
- case 'i':
- /* invisible */
- x[0] = 'i';
- break;
- case 'o':
- /* operator (kann nur geloescht werden) */
- if( ! set )
- {
- Client_SetOperByMe( Client, FALSE );
- x[0] = 'o';
- }
- else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
- break;
- case 'r':
- /* restricted (kann nur gesetzt werden) */
- if( set ) x[0] = 'r';
- else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
- break;
- case 's':
- /* server messages */
- x[0] = 's';
- break;
- default:
- Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
+ /* Action modifier ("+"/"-") must be changed ... */
+ if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' ))
+ {
+ /* Adjust last action modifier in result */
+ the_modes[strlen( the_modes ) - 1] = *mode_ptr;
+ }
+ else
+ {
+ /* Append modifier character to result string */
+ x[0] = *mode_ptr;
+ strlcat( the_modes, x, sizeof( the_modes ));
+ }
+ if( *mode_ptr == '+' ) set = TRUE;
+ else set = FALSE;
}
- }
- if( chan )
- {
- /* Ist der User ein Channel Operator? */
- modeok = FALSE;
- if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE;
- if( Conf_OperCanMode )
+ continue;
+ }
+
+ /* Are there arguments left? */
+ if( arg_arg >= Req->argc ) arg_arg = -1;
+
+ /* Validate modes */
+ x[0] = '\0';
+ argadd[0] = '\0';
+ client = NULL;
+ switch( *mode_ptr )
+ {
+ /* Channel modes */
+ case 'i':
+ /* Invite-Only */
+ if( modeok ) x[0] = 'i';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 'm':
+ /* Moderated */
+ if( modeok ) x[0] = 'm';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 'n':
+ /* kein Schreiben in den Channel von aussen */
+ if( modeok ) x[0] = 'n';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 't':
+ /* Topic Lock */
+ if( modeok ) x[0] = 't';
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ case 'P':
+ /* Persistent channel */
+ if( modeok )
{
- /* auch IRC-Operatoren duerfen MODE verwenden */
- if( Client_OperByMe( Client )) modeok = TRUE;
+ if( set && ( ! Client_OperByMe( Client )))
+ {
+ /* Only IRC operators are allowed to set P mode */
+ ok = IRC_WriteStrClient( Origin, ERR_NOPRIVILEGES_MSG, Client_ID( Origin ));
+ }
+ else x[0] = 'P';
}
-
- if( ! modeok )
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+
+ /* Channel user modes */
+ case 'o':
+ /* Channel operator */
+ case 'v':
+ /* Voice */
+ if( arg_arg > mode_arg )
{
- Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
+ if( modeok )
+ {
+ client = Client_Search( Req->argv[arg_arg] );
+ if( client ) x[0] = *mode_ptr;
+ else ok = IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[arg_arg] );
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+ break;
+ case 'k':
+ /* Channel key */
+ if( ! set )
+ {
+ if( modeok ) x[0] = *mode_ptr;
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
break;
}
-
- /* Channel-Modes oder Channel-User-Modes */
- if( chan_cl )
+ if( arg_arg > mode_arg )
{
- /* Channel-User-Modes */
- switch( *mode_ptr )
+ if( modeok )
{
- case 'o':
- /* Channel Operator */
- x[0] = 'o';
- break;
- case 'v':
- /* Voice */
- x[0] = 'v';
- break;
- default:
- Log( LOG_DEBUG, "Unknown channel-user-mode \"%c%c\" from \"%s\" on \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Client_ID( chan_cl ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
+ Channel_ModeDel( Channel, 'k' );
+ Channel_SetKey( Channel, Req->argv[arg_arg] );
+ strlcpy( argadd, Channel_Key( Channel ), sizeof( argadd ));
+ x[0] = *mode_ptr;
}
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
}
- else
+ else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+ break;
+ case 'l':
+ /* Member limit */
+ if( ! set )
{
- /* Channel-Modes */
- switch( *mode_ptr )
+ if( modeok ) x[0] = *mode_ptr;
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ break;
+ }
+ if( arg_arg > mode_arg )
+ {
+ if( modeok )
{
- case 'i':
- /* Invite-Only */
- x[0] = 'i';
- break;
- case 'm':
- /* Moderated */
- x[0] = 'm';
- break;
- case 'n':
- /* kein Schreiben in den Channel von aussen */
- x[0] = 'n';
- break;
- case 't':
- /* Topic Lock */
- x[0] = 't';
- break;
- case 'P':
- /* Persistent */
- x[0] = 'P';
- break;
- default:
- Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
+ l = atol( Req->argv[arg_arg] );
+ if( l > 0 && l < 0xFFFF )
+ {
+ Channel_ModeDel( Channel, 'l' );
+ Channel_SetMaxUsers( Channel, l );
+ snprintf( argadd, sizeof( argadd ), "%ld", l );
+ x[0] = *mode_ptr;
+ }
}
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
}
- }
+ else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+ break;
+
+ /* Channel lists */
+ case 'I':
+ /* Invite lists */
+ if( arg_arg > mode_arg )
+ {
+ /* modify list */
+ if( modeok )
+ {
+ if( set ) Add_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
+ else Del_Invite( Origin, Client, Channel, Req->argv[arg_arg] );
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
+ }
+ else Lists_ShowInvites( Origin, Channel );
+ break;
+ case 'b':
+ /* Ban lists */
+ if( arg_arg > mode_arg )
+ {
+ /* modify list */
+ if( modeok )
+ {
+ if( set ) Add_Ban( Origin, Client, Channel, Req->argv[arg_arg] );
+ else Del_Ban( Origin, Client, Channel, Req->argv[arg_arg] );
+ }
+ else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+ Req->argv[arg_arg][0] = '\0';
+ arg_arg++;
+ }
+ else Lists_ShowBans( Origin, Channel );
+ break;
+
+ default:
+ Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\" on %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ), Channel_Name( Channel ));
+ if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
+ x[0] = '\0';
+ goto chan_exit;
}
if( ! ok ) break;
-
- mode_ptr++;
+
+ /* Is there a valid mode change? */
if( ! x[0] ) continue;
- /* Okay, gueltigen Mode gefunden */
- if( cl )
+ /* Validate target client */
+ if( client && ( ! Channel_IsMemberOf( Channel, client )))
{
- /* Es geht um User-Modes */
- if( set )
- {
- /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
- if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
-
- }
- else
- {
- /* Modes geloescht. Wenn der Client ihn hatte: merken */
- if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
- }
-
- /* "nachbearbeiten" */
- if( x[0] == 'a' )
- {
- /* away */
- if( set ) Client_SetAway( cl, DEFAULT_AWAY_MSG );
- else Client_SetAway( cl, NULL );
- }
+ if( ! IRC_WriteStrClient( Origin, ERR_USERNOTINCHANNEL_MSG, Client_ID( Origin ), Client_ID( client ), Channel_Name( Channel ))) break;
+ continue;
}
- if( chan )
+
+ if( set )
{
- /* Es geht um Channel-Modes oder Channel-User-Modes */
- if( chan_cl )
+ /* Set mode */
+ if( client )
{
- /* Channel-User-Modes */
- if( set )
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
- }
- else
+ /* Channel-User-Mode */
+ if( Channel_UserModeAdd( Channel, client, x[0] ))
{
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
+ strlcat( the_args, Client_ID( client ), sizeof( the_args ));
+ strlcat( the_args, " ", sizeof( the_args ));
+ strlcat( the_modes, x, sizeof( the_modes ));
+ Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
}
}
else
{
/* Channel-Mode */
- if( set )
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
- }
- else
+ if( Channel_ModeAdd( Channel, x[0] ))
{
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
+ strlcat( the_modes, x, sizeof( the_modes ));
+ Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
}
}
}
- }
-
- /* Wurden Modes geaendert? */
- if( the_modes[1] )
- {
- if( cl )
- {
- /* Client-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
- }
- else
- {
- /* Bestaetigung an Client schicken & andere Server informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
- }
- Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
- }
- if( chan )
+ else
{
- /* Channel-Modes oder Channel-User-Mode */
- if( chan_cl )
+ /* Unset mode */
+ if( client )
{
/* Channel-User-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
+ if( Channel_UserModeDel( Channel, client, x[0] ))
{
- /* Modes an andere Server und Channel-User forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
+ strlcat( the_args, Client_ID( client ), sizeof( the_args ));
+ strlcat( the_args, " ", sizeof( the_args ));
+ strlcat( the_modes, x, sizeof( the_modes ));
+ Log( LOG_DEBUG, "User \"%s\": Mode change on %s, now \"%s\"", Client_Mask( client ), Channel_Name( Channel ), Channel_UserModes( Channel, client ));
}
- else
- {
- /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- }
- Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
}
else
{
/* Channel-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server und Channel-User forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
- }
- else
+ if( Channel_ModeDel( Channel, x[0] ))
{
- /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
+ strlcat( the_modes, x, sizeof( the_modes ));
+ Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
}
- Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
}
}
+
+ /* Are there additional arguments to add? */
+ if( argadd[0] )
+ {
+ if( the_args[strlen( the_args ) - 1] != ' ' ) strlcat( the_args, " ", sizeof( the_args ));
+ strlcat( the_args, argadd, sizeof( the_args ));
+ }
}
+chan_exit:
- return ok;
-} /* IRC_MODE */
+ /* Are there changed modes? */
+ if( the_modes[1] )
+ {
+ /* Clean up mode string */
+ if(( the_modes[strlen( the_modes ) - 1] == '+' ) || ( the_modes[strlen( the_modes ) - 1] == '-' )) the_modes[strlen( the_modes ) - 1] = '\0';
+
+ /* Clean up argument string if there are none */
+ if( ! the_args[1] ) the_args[0] = '\0';
+
+ if( Client_Type( Client ) == CLIENT_SERVER )
+ {
+ /* Forward mode changes to channel users and other servers */
+ IRC_WriteStrServersPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
+ IRC_WriteStrChannelPrefix( Client, Channel, Origin, FALSE, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
+ }
+ else
+ {
+ /* Send reply to client and inform other servers and channel users */
+ ok = IRC_WriteStrClientPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
+ IRC_WriteStrServersPrefix( Client, Origin, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
+ IRC_WriteStrChannelPrefix( Client, Channel, Origin, FALSE, "MODE %s %s%s", Channel_Name( Channel ), the_modes, the_args );
+ }
+ }
+
+ IRC_SetPenalty( Client, 1 );
+ return CONNECTED;
+} /* Channel_Mode */
GLOBAL BOOLEAN
assert( Client != NULL );
assert( Req != NULL );
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
/* Falsche Anzahl Parameter? */
if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
{
/* AWAY setzen */
Client_SetAway( Client, Req->argv[0] );
+ Client_ModeAdd( Client, 'a' );
IRC_WriteStrServersPrefix( Client, Client, "MODE %s :+a", Client_ID( Client ));
return IRC_WriteStrClient( Client, RPL_NOWAWAY_MSG, Client_ID( Client ));
}
else
{
/* AWAY loeschen */
- Client_SetAway( Client, NULL );
+ Client_ModeDel( Client, 'a' );
IRC_WriteStrServersPrefix( Client, Client, "MODE %s :-a", Client_ID( Client ));
return IRC_WriteStrClient( Client, RPL_UNAWAY_MSG, Client_ID( Client ));
}