ircd-hybrid-8/modules/m_topic.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_topic.c: Sets a channel topic.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 *
 *  $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "handlers.h"
#include "channel.h"
#include "channel_mode.h"
#include "client.h"
#include "hash.h"
#include "irc_string.h"
#include "sprintf_irc.h"
#include "ircd.h"
#include "numeric.h"
#include "send.h"
#include "s_conf.h"
#include "s_serv.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "packet.h"

static void m_topic(struct Client *, struct Client *, int, char *[]);

struct Message topic_msgtab = {
  "TOPIC", 0, 0, 2, 0, MFLG_SLOW, 0,
  {m_unregistered, m_topic, m_topic, m_ignore, m_topic, m_ignore}
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
  mod_add_cmd(&topic_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&topic_msgtab);
}

const char *_version = "$Revision$";
#endif

/* m_topic()
 *  parv[0] = sender prefix
 *  parv[1] = channel name
 *  parv[2] = new topic, if setting topic
 */
static void
m_topic(struct Client *client_p, struct Client *source_p,
        int parc, char *parv[])
{
  struct Channel *chptr = NULL;
  const char *from, *to;

  if (!MyClient(source_p) && IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
  {
    from = me.id;
    to = source_p->id;
  }
  else
  {
    from = me.name;
    to = source_p->name;
  }

  if (EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               from, to, "TOPIC");
    return;
  }

  if (MyClient(source_p) && !IsFloodDone(source_p))
    flood_endgrace(source_p);

  if ((chptr = hash_find_channel(parv[1])) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
               from, to, parv[1]);
    return;
  }

  /* setting topic */
  if (parc > 2)
  {
    struct Membership *ms;

    if ((ms = find_channel_link(source_p, chptr)) == NULL)
    {
      sendto_one(source_p, form_str(ERR_NOTONCHANNEL), from,
                 to, parv[1]);
      return;
    }

    if (!(chptr->mode.mode & MODE_TOPICLIMIT) ||
        has_member_flags(ms, CHFL_CHANOP|CHFL_HALFOP))
    {
      char topic_info[USERHOST_REPLYLEN]; 

      ircsprintf(topic_info, "%s!%s@%s", source_p->name,
                 source_p->username, source_p->host);
      set_channel_topic(chptr, parv[2], topic_info, CurrentTime);

      sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
                    ":%s TOPIC %s :%s",
                    ID(source_p), chptr->chname,
                    chptr->topic == NULL ? "" : chptr->topic);
      sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
                    ":%s TOPIC %s :%s",
                    source_p->name, chptr->chname,
                    chptr->topic == NULL ? "" : chptr->topic);
      sendto_channel_local(ALL_MEMBERS, 0,
                           chptr, ":%s!%s@%s TOPIC %s :%s",
                           source_p->name,
                           source_p->username,
                           source_p->host,
                           chptr->chname, chptr->topic == NULL ?
                           "" : chptr->topic);
    }
    else
      sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
                 from, to, chptr->chname);
  }
  else /* only asking for topic */
  {
    if (!SecretChannel(chptr) || IsMember(source_p, chptr))
    {
      if (chptr->topic == NULL)
        sendto_one(source_p, form_str(RPL_NOTOPIC),
                   from, to, chptr->chname);
      else
      {
        sendto_one(source_p, form_str(RPL_TOPIC),
                   from, to,
                   chptr->chname, chptr->topic);
        sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
                   from, to, chptr->chname,
                   chptr->topic_info,
                   chptr->topic_time);
      }
    }
    else
      sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
                 from, to, chptr->chname);
  }
}
Revision:	1028
Committed:	Sun Nov 8 13:03:38 2009 UTC (16 years, 8 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid/modules/m_topic.c*
File size:	4687 byte(s)
Log Message:	- move ircd-hybrid-7.2 to trunk
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_topic.c: Sets a channel topic.
4			*
5			* Copyright (C) 2002 by the past and present ircd coders, and others.
6			*
7			* This program is free software; you can redistribute it and/or modify
8			* it under the terms of the GNU General Public License as published by
9			* the Free Software Foundation; either version 2 of the License, or
10			* (at your option) any later version.
11			*
12			* This program is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			* GNU General Public License for more details.
16			*
17			* You should have received a copy of the GNU General Public License
18			* along with this program; if not, write to the Free Software
19			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20			* USA
21			*
22	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26	michael	1011	#include "list.h"
27	adx	30	#include "handlers.h"
28			#include "channel.h"
29			#include "channel_mode.h"
30			#include "client.h"
31			#include "hash.h"
32			#include "irc_string.h"
33			#include "sprintf_irc.h"
34			#include "ircd.h"
35			#include "numeric.h"
36			#include "send.h"
37			#include "s_conf.h"
38			#include "s_serv.h"
39			#include "msg.h"
40			#include "parse.h"
41			#include "modules.h"
42			#include "packet.h"
43
44	michael	895	static void m_topic(struct Client , struct Client , int, char *[]);
45	adx	30
46			struct Message topic_msgtab = {
47			"TOPIC", 0, 0, 2, 0, MFLG_SLOW, 0,
48	michael	895	{m_unregistered, m_topic, m_topic, m_ignore, m_topic, m_ignore}
49	adx	30	};
50
51			#ifndef STATIC_MODULES
52			void
53			_modinit(void)
54			{
55			mod_add_cmd(&topic_msgtab);
56			}
57
58			void
59			_moddeinit(void)
60			{
61			mod_del_cmd(&topic_msgtab);
62			}
63
64	knight	31	const char *_version = "$Revision$";
65	adx	30	#endif
66
67			/* m_topic()
68			* parv[0] = sender prefix
69			* parv[1] = channel name
70			* parv[2] = new topic, if setting topic
71			*/
72			static void
73			m_topic(struct Client client_p, struct Client source_p,
74			int parc, char *parv[])
75			{
76			struct Channel *chptr = NULL;
77			const char from, to;
78
79			if (!MyClient(source_p) && IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
80			{
81			from = me.id;
82			to = source_p->id;
83			}
84			else
85			{
86			from = me.name;
87			to = source_p->name;
88			}
89
90	michael	885	if (EmptyString(parv[1]))
91	adx	30	{
92			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
93			from, to, "TOPIC");
94			return;
95			}
96
97			if (MyClient(source_p) && !IsFloodDone(source_p))
98			flood_endgrace(source_p);
99
100	michael	895	if ((chptr = hash_find_channel(parv[1])) == NULL)
101	adx	30	{
102	michael	895	sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
103			from, to, parv[1]);
104			return;
105			}
106
107			/* setting topic */
108			if (parc > 2)
109			{
110			struct Membership *ms;
111
112			if ((ms = find_channel_link(source_p, chptr)) == NULL)
113	adx	30	{
114	michael	895	sendto_one(source_p, form_str(ERR_NOTONCHANNEL), from,
115			to, parv[1]);
116	michael	885	return;
117	adx	30	}
118
119	michael	895	if (!(chptr->mode.mode & MODE_TOPICLIMIT) \|\|
120			has_member_flags(ms, CHFL_CHANOP\|CHFL_HALFOP))
121	adx	30	{
122	michael	895	char topic_info[USERHOST_REPLYLEN];
123	michael	885
124	michael	895	ircsprintf(topic_info, "%s!%s@%s", source_p->name,
125			source_p->username, source_p->host);
126			set_channel_topic(chptr, parv[2], topic_info, CurrentTime);
127	adx	30
128	michael	895	sendto_server(client_p, chptr, CAP_TS6, NOCAPS,
129			":%s TOPIC %s :%s",
130			ID(source_p), chptr->chname,
131			chptr->topic == NULL ? "" : chptr->topic);
132			sendto_server(client_p, chptr, NOCAPS, CAP_TS6,
133			":%s TOPIC %s :%s",
134			source_p->name, chptr->chname,
135			chptr->topic == NULL ? "" : chptr->topic);
136	michael	1011	sendto_channel_local(ALL_MEMBERS, 0,
137	michael	895	chptr, ":%s!%s@%s TOPIC %s :%s",
138			source_p->name,
139			source_p->username,
140			source_p->host,
141			chptr->chname, chptr->topic == NULL ?
142			"" : chptr->topic);
143	adx	30	}
144	michael	895	else
145			sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
146			from, to, chptr->chname);
147			}
148			else /* only asking for topic */
149			{
150			if (!SecretChannel(chptr) \|\| IsMember(source_p, chptr))
151	adx	30	{
152	michael	895	if (chptr->topic == NULL)
153			sendto_one(source_p, form_str(RPL_NOTOPIC),
154			from, to, chptr->chname);
155	adx	30	else
156			{
157	michael	895	sendto_one(source_p, form_str(RPL_TOPIC),
158			from, to,
159			chptr->chname, chptr->topic);
160			sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
161			from, to, chptr->chname,
162			chptr->topic_info,
163			chptr->topic_time);
164	adx	30	}
165			}
166			else
167	michael	895	sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
168			from, to, chptr->chname);
169	adx	30	}
170			}