72d36704fc
Allowing this desynchronizes clients and servers that do not know about this extension without good reason. If you want to allow this, change it to spit out the usual AWAY protocol.
142 lines
3.7 KiB
C
142 lines
3.7 KiB
C
/*
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* charybdis: an advanced ircd.
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* m_presence.c: IRC presence protocol implementation
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2005 ircd-ratbox development team
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* Copyright (c) 2009 William Pitcock <nenolod@dereferenced.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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* $Id: m_away.c 3370 2007-04-03 10:15:39Z nenolod $
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*/
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#include "stdinc.h"
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#include "client.h"
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#include "match.h"
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#include "ircd.h"
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#include "numeric.h"
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#include "send.h"
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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#include "s_conf.h"
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#include "s_serv.h"
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#include "packet.h"
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static int m_presence(struct Client *, struct Client *, int, const char **);
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static int me_presence(struct Client *, struct Client *, int, const char **);
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struct Message presence_msgtab = {
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"PRESENCE", 0, 0, 0, MFLG_SLOW,
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{mg_unreg, {m_presence, 2}, {m_presence, 2}, mg_ignore, {me_presence, 2}, {m_presence, 2}}
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};
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mapi_clist_av1 presence_clist[] = { &presence_msgtab, NULL };
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DECLARE_MODULE_AV1(presence, NULL, NULL, presence_clist, NULL, NULL, "$Revision$");
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/*
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** m_presence
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** parv[1] = key
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** parv[2] = setting
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*/
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static int
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m_presence(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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const char *val;
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if(MyClient(source_p) && !IsFloodDone(source_p))
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flood_endgrace(source_p);
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if(!IsClient(source_p))
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return 0;
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if (!irccmp(parv[1], "away"))
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{
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sendto_one_notice(source_p, ":Please use /AWAY to change your away status");
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return 0;
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}
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if((parc < 3 || EmptyString(parv[2])) && !EmptyString(parv[1]))
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{
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if ((val = get_metadata(source_p, parv[1])) != NULL)
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{
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delete_metadata(source_p, parv[1]);
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sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
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":%s ENCAP * PRESENCE %s", use_id(source_p), parv[1]);
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}
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if (MyConnect(source_p))
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sendto_one_numeric(source_p, RPL_METADATAREM, form_str(RPL_METADATAREM), parv[1]);
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return 0;
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}
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if (strlen(parv[1]) >= METADATAKEYLEN)
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{
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sendto_one_notice(source_p, ":Metadata key too long");
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return 0;
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}
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if ((val = get_metadata(source_p, parv[1])) != NULL)
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{
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if (!strcmp(parv[2], val))
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return 0;
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}
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set_metadata(source_p, parv[1], parv[2]);
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sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
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":%s ENCAP * PRESENCE %s :%s", use_id(source_p), parv[1], parv[2]);
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if(MyConnect(source_p))
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sendto_one_numeric(source_p, RPL_METADATASET, form_str(RPL_METADATASET), parv[1]);
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return 0;
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}
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/*
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** me_presence
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** parv[1] = key
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** parv[2] = setting
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*/
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static int
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me_presence(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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const char *val;
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if(!IsClient(source_p))
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return 0;
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if((parc < 3 || EmptyString(parv[2])) && !EmptyString(parv[1]))
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{
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delete_metadata(source_p, parv[1]);
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return 0;
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}
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if (strlen(parv[1]) >= METADATAKEYLEN)
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return 0;
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if ((val = get_metadata(source_p, parv[1])) != NULL)
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{
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if (!strcmp(parv[2], val))
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return 0;
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}
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set_metadata(source_p, parv[1], parv[2]);
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return 0;
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}
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