X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Firc-mode.c;h=b17fc547d603acdcef61cadc8079cd1e8c90df57;hp=0b2ea10c70aa054d979d55f9dd19d6ca1ea85890;hb=25ca2b3cc5b5d92f43591bdb2f0076101fa2b79d;hpb=802a17b11deea252106ee9c43ea3566c78ccd0ed diff --git a/src/ngircd/irc-mode.c b/src/ngircd/irc-mode.c index 0b2ea10c..b17fc547 100644 --- a/src/ngircd/irc-mode.c +++ b/src/ngircd/irc-mode.c @@ -2,47 +2,55 @@ * 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 1.2 2002/03/04 01:06:24 alex Exp $ - * - * irc-mode.c: IRC-Befehle zur Mode-Aenderung (MODE, AWAY, ...) - * - * $Log: irc-mode.c,v $ - * Revision 1.2 2002/03/04 01:06:24 alex - * - der AWAY-Mode wurde nicht ueber mehrere Server-Links weitergegeben. - * - * Revision 1.1 2002/02/27 23:26:21 alex - * - Modul aus irc.c bzw. irc.h ausgegliedert. + * IRC commands for mode changes (MODE, AWAY, ...) */ -#include -#include "global.h" +#include "portab.h" + +static char UNUSED id[] = "$Id: irc-mode.c,v 1.19 2002/12/14 13:36:19 alex Exp $"; -#include +#include "imp.h" #include #include +#include "conn.h" +#include "client.h" #include "channel.h" +#include "defines.h" #include "irc-write.h" +#include "lists.h" #include "log.h" +#include "parse.h" #include "messages.h" +#include "resolve.h" +#include "conf.h" -#include +#include "exp.h" #include "irc-mode.h" -GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) +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 )); + +LOCAL BOOLEAN Del_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )); +LOCAL BOOLEAN Del_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )); + +LOCAL BOOLEAN Send_ListChange PARAMS(( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask )); + + +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; + BOOLEAN set, ok, modeok; CHANNEL *chan; assert( Client != NULL ); @@ -51,9 +59,6 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) 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? */ if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command ); @@ -70,6 +75,63 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) 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 ) + { + prefix = Client_Search( Req->prefix ); + if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix ); + } + 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 ) + { + /* Liste anzeigen */ + if( *mode_ptr == 'I' ) return Lists_ShowInvites( prefix, chan ); + if( *mode_ptr == 'b' ) return Lists_ShowBans( prefix, chan ); + } + else + { + /* 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 ) + { + /* auch IRC-Operatoren duerfen MODE verwenden */ + if( Client_OperByMe( Client )) modeok = TRUE; + } + + if( ! modeok ) + { + 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 )); + } + } + + 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] ); + } + } + } + /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */ if(( chan ) && (Req->argc == 3 )) { @@ -111,14 +173,6 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) else set = TRUE; if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++; } - - /* Prefix fuer Antworten etc. ermitteln */ - if( Client_Type( Client ) == CLIENT_SERVER ) - { - prefix = Client_GetFromID( Req->prefix ); - if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix ); - } - else prefix = Client; /* Reply-String mit Aenderungen vorbereiten */ if( set ) strcpy( the_modes, "+" ); @@ -147,11 +201,6 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) /* invisible */ x[0] = 'i'; 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 'o': /* operator (kann nur geloescht werden) */ if( ! set ) @@ -159,7 +208,16 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) Client_SetOperByMe( Client, FALSE ); x[0] = 'o'; } - else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client )); + else ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_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 )); @@ -170,7 +228,15 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) if( chan ) { /* Ist der User ein Channel Operator? */ - if( ! strchr( Channel_UserModes( chan, Client ), 'o' )) + modeok = FALSE; + if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE; + if( Conf_OperCanMode ) + { + /* auch IRC-Operatoren duerfen MODE verwenden */ + if( Client_OperByMe( Client )) modeok = TRUE; + } + + if( ! modeok ) { 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 )); @@ -202,9 +268,9 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) /* Channel-Modes */ switch( *mode_ptr ) { - case 'a': - /* Anonymous */ - x[0] = 'a'; + case 'i': + /* Invite-Only */ + x[0] = 'i'; break; case 'm': /* Moderated */ @@ -214,22 +280,19 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) /* kein Schreiben in den Channel von aussen */ x[0] = 'n'; break; - case 'p': - /* Private */ - x[0] = 'p'; - break; - case 'q': - /* Quiet */ - x[0] = 'q'; - break; - case 's': - /* Secret */ - x[0] = 's'; - break; case 't': /* Topic Lock */ x[0] = 't'; break; + case 'P': + /* Persistent channel */ + if( set && ( ! Client_OperByMe( Client ))) + { + /* there are too many persistent channels in the network! */ + ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client )); + } + else 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 ); @@ -366,13 +429,12 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req ) } /* IRC_MODE */ -GLOBAL BOOLEAN IRC_AWAY( CLIENT *Client, REQUEST *Req ) +GLOBAL BOOLEAN +IRC_AWAY( CLIENT *Client, REQUEST *Req ) { 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 ); @@ -393,4 +455,90 @@ GLOBAL BOOLEAN IRC_AWAY( CLIENT *Client, REQUEST *Req ) } /* IRC_AWAY */ +LOCAL BOOLEAN +Add_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ) +{ + CHAR *mask; + + assert( Client != NULL ); + assert( Channel != NULL ); + assert( Pattern != NULL ); + + mask = Lists_MakeMask( Pattern ); + + if( ! Lists_AddInvited( Prefix, mask, Channel, FALSE )) return CONNECTED; + return Send_ListChange( "+I", Prefix, Client, Channel, mask ); +} /* Add_Invite */ + + +LOCAL BOOLEAN +Add_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ) +{ + CHAR *mask; + + assert( Client != NULL ); + assert( Channel != NULL ); + assert( Pattern != NULL ); + + mask = Lists_MakeMask( Pattern ); + + if( ! Lists_AddBanned( Prefix, mask, Channel )) return CONNECTED; + return Send_ListChange( "+b", Prefix, Client, Channel, mask ); +} /* Add_Ban */ + + +LOCAL BOOLEAN +Del_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ) +{ + CHAR *mask; + + assert( Client != NULL ); + assert( Channel != NULL ); + assert( Pattern != NULL ); + + mask = Lists_MakeMask( Pattern ); + Lists_DelInvited( mask, Channel ); + return Send_ListChange( "-I", Prefix, Client, Channel, mask ); +} /* Del_Invite */ + + +LOCAL BOOLEAN +Del_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ) +{ + CHAR *mask; + + assert( Client != NULL ); + assert( Channel != NULL ); + assert( Pattern != NULL ); + + mask = Lists_MakeMask( Pattern ); + Lists_DelBanned( mask, Channel ); + return Send_ListChange( "-b", Prefix, Client, Channel, mask ); +} /* Del_Ban */ + + +LOCAL BOOLEAN +Send_ListChange( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask ) +{ + /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */ + + BOOLEAN ok; + + if( Client_Type( Client ) == CLIENT_USER ) + { + /* Bestaetigung an Client */ + ok = IRC_WriteStrClientPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask ); + } + else ok = TRUE; + + /* an andere Server */ + IRC_WriteStrServersPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask ); + + /* und lokale User im Channel */ + IRC_WriteStrChannelPrefix( Client, Channel, Prefix, FALSE, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask ); + + return ok; +} /* Send_ListChange */ + + /* -eof- */