2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
5 * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
6 * der GNU General Public License (GPL), wie von der Free Software Foundation
7 * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
8 * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
9 * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
10 * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
12 * $Id: irc-channel.c,v 1.1 2002/03/03 17:15:11 alex Exp $
14 * irc-channel.c: IRC-Channel-Befehle
16 * $Log: irc-channel.c,v $
17 * Revision 1.1 2002/03/03 17:15:11 alex
18 * - Source in weitere Module fuer IRC-Befehle aufgesplitted.
31 #include "irc-write.h"
36 #include "irc-channel.h"
39 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
41 CHAR *channame, *flags, *topic, modes[8];
46 assert( Client != NULL );
47 assert( Req != NULL );
49 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
51 /* Falsche Anzahl Parameter? */
52 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
54 /* Wer ist der Absender? */
55 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
57 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
59 /* Channel-Namen durchgehen */
60 channame = strtok( Req->argv[0], "," );
63 /* wird der Channel neu angelegt? */
66 if( Channel_Search( channame )) is_new_chan = FALSE;
67 else is_new_chan = TRUE;
69 /* Hat ein Server Channel-User-Modes uebergeben? */
70 if( Client_Type( Client ) == CLIENT_SERVER )
72 /* Channel-Flags extrahieren */
73 flags = strchr( channame, 0x7 );
74 if( flags ) *flags++ = '\0';
77 /* neuer Channel udn lokaler Client? */
78 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
80 /* Dann soll der Client Channel-Operator werden! */
84 /* Channel joinen (und ggf. anlegen) */
85 if( ! Channel_Join( target, channame ))
87 /* naechsten Namen ermitteln */
88 channame = strtok( NULL, "," );
91 chan = Channel_Search( channame );
92 assert( chan != NULL );
94 /* Modes setzen (wenn vorhanden) */
95 while( flags && *flags )
97 Channel_UserModeAdd( chan, target, *flags );
101 /* Muessen Modes an andere Server gemeldet werden? */
102 strcpy( &modes[1], Channel_UserModes( chan, target ));
103 if( modes[1] ) modes[0] = 0x7;
104 else modes[0] = '\0';
106 /* An andere Server weiterleiten */
107 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
109 /* im Channel bekannt machen */
110 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
113 /* Modes im Channel bekannt machen */
114 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
117 if( Client_Type( Client ) == CLIENT_USER )
119 /* an Client bestaetigen */
120 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
122 /* Topic an Client schicken */
123 topic = Channel_Topic( chan );
124 if( *topic ) IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, topic );
126 /* Mitglieder an Client Melden */
127 IRC_Send_NAMES( Client, chan );
128 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
131 /* naechsten Namen ermitteln */
132 channame = strtok( NULL, "," );
138 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
143 assert( Client != NULL );
144 assert( Req != NULL );
146 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
148 /* Falsche Anzahl Parameter? */
149 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
151 /* Wer ist der Absender? */
152 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
153 else target = Client;
154 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
156 /* Channel-Namen durchgehen */
157 chan = strtok( Req->argv[0], "," );
160 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
162 /* naechsten Namen ermitteln */
163 chan = strtok( NULL, "," );
167 /* naechsten Namen ermitteln */
168 chan = strtok( NULL, "," );
174 GLOBAL BOOLEAN IRC_TOPIC( CLIENT *Client, REQUEST *Req )
180 assert( Client != NULL );
181 assert( Req != NULL );
183 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
185 /* Falsche Anzahl Parameter? */
186 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
188 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
190 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
192 /* Welcher Channel? */
193 chan = Channel_Search( Req->argv[0] );
194 if( ! chan ) return IRC_WriteStrClient( from, ERR_NOTONCHANNEL_MSG, Client_ID( from ), Req->argv[0] );
196 /* Ist der User Mitglied in dem Channel? */
197 if( ! Channel_IsMemberOf( chan, from )) return IRC_WriteStrClient( from, ERR_NOTONCHANNEL_MSG, Client_ID( from ), Req->argv[0] );
202 topic = Channel_Topic( chan );
203 if( *topic ) return IRC_WriteStrClient( from, RPL_TOPIC_MSG, Client_ID( from ), Channel_Name( chan ), topic );
204 else return IRC_WriteStrClient( from, RPL_NOTOPIC_MSG, Client_ID( from ), Channel_Name( chan ));
207 if( strchr( Channel_Modes( chan ), 't' ))
209 /* Topic Lock. Ist der User ein Channel Operator? */
210 if( ! strchr( Channel_UserModes( chan, from ), 'o' )) return IRC_WriteStrClient( from, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( from ), Channel_Name( chan ));
214 Channel_SetTopic( chan, Req->argv[1] );
215 Log( LOG_DEBUG, "User \"%s\" set topic on \"%s\": %s", Client_Mask( from ), Channel_Name( chan ), Req->argv[1][0] ? Req->argv[1] : "<none>" );
217 /* im Channel bekannt machen und an Server weiterleiten */
218 IRC_WriteStrServersPrefix( Client, from, "TOPIC %s :%s", Req->argv[0], Req->argv[1] );
219 IRC_WriteStrChannelPrefix( Client, chan, from, FALSE, "TOPIC %s :%s", Req->argv[0], Req->argv[1] );
221 if( Client_Type( Client ) == CLIENT_USER ) return IRC_WriteStrClientPrefix( Client, Client, "TOPIC %s :%s", Req->argv[0], Req->argv[1] );
222 else return CONNECTED;