207 lines
6.6 KiB
C
207 lines
6.6 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_topic.c: Sets a channel topic.
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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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*
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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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*/
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#include "stdinc.h"
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#include "channel.h"
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#include "client.h"
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#include "hash.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 "s_newconf.h"
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#include "s_conf.h"
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#include "s_serv.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 "packet.h"
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#include "tgchange.h"
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static int m_topic(struct Client *, struct Client *, int, const char **);
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static int ms_topic(struct Client *, struct Client *, int, const char **);
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struct Message topic_msgtab = {
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"TOPIC", 0, 0, 0, MFLG_SLOW,
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{mg_unreg, {m_topic, 2}, {m_topic, 2}, {ms_topic, 5}, mg_ignore, {m_topic, 2}}
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};
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mapi_clist_av1 topic_clist[] = { &topic_msgtab, NULL };
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DECLARE_MODULE_AV1(topic, NULL, NULL, topic_clist, NULL, NULL, "$Revision: 254 $");
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/*
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* m_topic
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* parv[1] = channel name
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* parv[2] = new topic, if setting topic
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*/
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static int
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m_topic(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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struct Channel *chptr = NULL;
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struct membership *msptr;
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char *p = NULL;
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const char *name;
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int operspy = 0;
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if((p = strchr(parv[1], ',')))
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*p = '\0';
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name = parv[1];
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if(IsOperSpy(source_p) && parv[1][0] == '!') {
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name++;
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operspy = 1;
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if(EmptyString(name)) {
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sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
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me.name, source_p->name, "TOPIC");
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return 0;
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}
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}
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if(MyClient(source_p) && !IsFloodDone(source_p))
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flood_endgrace(source_p);
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if(!IsChannelName(name)) {
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sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
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form_str(ERR_NOSUCHCHANNEL), name);
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return 0;
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}
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chptr = find_channel(name);
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if(chptr == NULL) {
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sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL,
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form_str(ERR_NOSUCHCHANNEL), name);
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return 0;
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}
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/* setting topic */
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if(parc > 2) {
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char topic_info[USERHOST_REPLYLEN];
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msptr = find_channel_membership(chptr, source_p);
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if(msptr == NULL) {
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sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
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form_str(ERR_NOTONCHANNEL), name);
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return 0;
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}
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if(MyClient(source_p) && !is_chanop_voiced(msptr) &&
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!IsOper(source_p) &&
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!add_channel_target(source_p, chptr)) {
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sendto_one(source_p, form_str(ERR_TARGCHANGE),
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me.name, source_p->name, chptr->chname);
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return 0;
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}
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if(MyClient(source_p) && (chptr->mode.mode & MODE_TOPICLIMIT) && !is_any_op(msptr)) {
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if(IsOverride(source_p)) {
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sendto_wallops_flags(UMODE_WALLOP, &me,
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"%s is overriding TOPIC on [%s]",
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get_oper_name(source_p), chptr->chname);
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sendto_server(NULL, chptr, NOCAPS, NOCAPS,
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":%s WALLOPS :%s is overriding TOPIC on [%s]",
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me.name, get_oper_name(source_p), chptr->chname);
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} else {
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sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
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me.name, source_p->name, parv[1]);
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return 0;
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}
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}
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if(ConfigChannel.host_in_topic)
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sprintf(topic_info, "%s!%s@%s",
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source_p->name, source_p->username, source_p->host);
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else
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rb_strlcpy(topic_info, source_p->name, sizeof(topic_info));
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set_channel_topic(chptr, parv[2], topic_info, rb_current_time());
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sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
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":%s TOPIC %s :%s",
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use_id(source_p), chptr->chname,
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chptr->topic == NULL ? "" : chptr->topic);
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sendto_channel_local(ALL_MEMBERS,
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chptr, ":%s!%s@%s TOPIC %s :%s",
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source_p->name, source_p->username,
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source_p->host, chptr->chname,
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chptr->topic == NULL ? "" : chptr->topic);
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} else if(MyClient(source_p)) {
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if(operspy)
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report_operspy(source_p, "TOPIC", chptr->chname);
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if(!IsMember(source_p, chptr) && SecretChannel(chptr) &&
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!operspy) {
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sendto_one_numeric(source_p, ERR_NOTONCHANNEL,
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form_str(ERR_NOTONCHANNEL), name);
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return 0;
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}
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if(chptr->topic == NULL)
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sendto_one(source_p, form_str(RPL_NOTOPIC),
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me.name, source_p->name, name);
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else {
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sendto_one(source_p, form_str(RPL_TOPIC),
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me.name, source_p->name, chptr->chname, chptr->topic);
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sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
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me.name, source_p->name, chptr->chname,
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chptr->topic_info, chptr->topic_time);
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}
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}
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return 0;
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}
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/*
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* ms_topic
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* parv[1] = channel name
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* parv[2] = topic_info
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* parv[3] = topic_info time
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* parv[4] = new channel topic
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*
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* Let servers always set a topic
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*/
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static int
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ms_topic(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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struct Channel *chptr = NULL;
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if(IsChannelName(parv[1])) {
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if((chptr = find_channel(parv[1])) == NULL)
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return 0;
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set_channel_topic(chptr, parv[4], parv[2], atoi(parv[3]));
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sendto_channel_local(ALL_MEMBERS, chptr, ":%s TOPIC %s :%s",
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source_p->name, parv[1],
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chptr->topic == NULL ? "" : chptr->topic);
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}
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return 0;
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}
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