trunk/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 "channel.h"
#include "channel_mode.h"
#include "client.h"
#include "hash.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "send.h"
#include "s_serv.h"
#include "parse.h"
#include "modules.h"
#include "packet.h"


/* 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;

  if (EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, "TOPIC");
    return;
  }

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

  if ((chptr = hash_find_channel(parv[1])) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
               me.name, source_p->name, 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), me.name,
                 source_p->name, parv[1]);
      return;
    }

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

      snprintf(topic_info, sizeof(topic_info), "%s!%s@%s", source_p->name,
               source_p->username, source_p->host);
      set_channel_topic(chptr, parv[2], topic_info, CurrentTime, 1);

      sendto_server(client_p, CAP_TS6, NOCAPS,
                    ":%s TOPIC %s :%s",
                    ID(source_p), chptr->chname,
                    chptr->topic);
      sendto_server(client_p, NOCAPS, CAP_TS6,
                    ":%s TOPIC %s :%s",
                    source_p->name, chptr->chname,
                    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);
    }
    else
      sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
                 me.name, source_p->name, chptr->chname);
  }
  else /* only asking for topic */
  {
    if (!SecretChannel(chptr) || IsMember(source_p, chptr))
    {
      if (chptr->topic[0] == '\0')
        sendto_one(source_p, form_str(RPL_NOTOPIC),
                   me.name, source_p->name, chptr->chname);
      else
      {
        sendto_one(source_p, form_str(RPL_TOPIC),
                   me.name, source_p->name,
                   chptr->chname, chptr->topic);
        sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
                   me.name, source_p->name, chptr->chname,
                   chptr->topic_info,
                   chptr->topic_time);
      }
    }
    else
      sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
                 me.name, source_p->name, chptr->chname);
  }
}

static void
ms_topic(struct Client *client_p, struct Client *source_p,
         int parc, char *parv[])
{
  struct Channel *chptr = NULL;
  const char *from, *to;
  char topic_info[USERHOST_REPLYLEN];

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

  if (!IsClient(source_p))
    strlcpy(topic_info, source_p->name, sizeof(topic_info));
  else
    snprintf(topic_info, sizeof(topic_info), "%s!%s@%s", source_p->name,
             source_p->username, source_p->host);
  set_channel_topic(chptr, parv[2], topic_info, CurrentTime, 0);

  sendto_server(client_p, CAP_TS6, NOCAPS, ":%s TOPIC %s :%s",
                ID(source_p), chptr->chname,
                chptr->topic);
  sendto_server(client_p, NOCAPS, CAP_TS6, ":%s TOPIC %s :%s",
                source_p->name, chptr->chname,
                chptr->topic);

  if (!IsClient(source_p))
    sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s TOPIC %s :%s",
                         source_p->name,
                         chptr->chname, chptr->topic);

  else
    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);
}


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

static void
module_init(void)
{
  mod_add_cmd(&topic_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&topic_msgtab);
}

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	2021
Committed:	Sun May 12 16:56:37 2013 UTC (12 years, 3 months ago) by michael
Content type:	text/x-csrc
File size:	6173 byte(s)
Log Message:	- m_topic.c: fixed compile warning
#	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 "channel.h"
28			#include "channel_mode.h"
29			#include "client.h"
30			#include "hash.h"
31			#include "irc_string.h"
32			#include "ircd.h"
33			#include "numeric.h"
34			#include "send.h"
35			#include "s_serv.h"
36			#include "parse.h"
37			#include "modules.h"
38			#include "packet.h"
39
40
41			/* m_topic()
42			* parv[0] = sender prefix
43			* parv[1] = channel name
44			* parv[2] = new topic, if setting topic
45			*/
46			static void
47			m_topic(struct Client client_p, struct Client source_p,
48			int parc, char *parv[])
49			{
50			struct Channel *chptr = NULL;
51
52	michael	885	if (EmptyString(parv[1]))
53	adx	30	{
54	michael	1834	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
55	michael	1799	me.name, source_p->name, "TOPIC");
56	adx	30	return;
57			}
58
59	michael	1799	if (!IsFloodDone(source_p))
60	adx	30	flood_endgrace(source_p);
61
62	michael	895	if ((chptr = hash_find_channel(parv[1])) == NULL)
63	adx	30	{
64	michael	1834	sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
65	michael	1799	me.name, source_p->name, parv[1]);
66	michael	895	return;
67			}
68
69			/* setting topic */
70			if (parc > 2)
71			{
72			struct Membership *ms;
73
74			if ((ms = find_channel_link(source_p, chptr)) == NULL)
75	adx	30	{
76	michael	1834	sendto_one(source_p, form_str(ERR_NOTONCHANNEL), me.name,
77	michael	1799	source_p->name, parv[1]);
78	michael	885	return;
79	adx	30	}
80
81	michael	895	if (!(chptr->mode.mode & MODE_TOPICLIMIT) \|\|
82			has_member_flags(ms, CHFL_CHANOP\|CHFL_HALFOP))
83	adx	30	{
84	michael	895	char topic_info[USERHOST_REPLYLEN];
85	michael	885
86	michael	1203	snprintf(topic_info, sizeof(topic_info), "%s!%s@%s", source_p->name,
87			source_p->username, source_p->host);
88	michael	1799	set_channel_topic(chptr, parv[2], topic_info, CurrentTime, 1);
89	adx	30
90	michael	1474	sendto_server(client_p, CAP_TS6, NOCAPS,
91	michael	895	":%s TOPIC %s :%s",
92			ID(source_p), chptr->chname,
93	michael	1203	chptr->topic);
94	michael	1474	sendto_server(client_p, NOCAPS, CAP_TS6,
95	michael	895	":%s TOPIC %s :%s",
96			source_p->name, chptr->chname,
97	michael	1203	chptr->topic);
98	michael	1011	sendto_channel_local(ALL_MEMBERS, 0,
99	michael	895	chptr, ":%s!%s@%s TOPIC %s :%s",
100			source_p->name,
101			source_p->username,
102			source_p->host,
103	michael	1203	chptr->chname, chptr->topic);
104	adx	30	}
105	michael	895	else
106	michael	1834	sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
107	michael	1799	me.name, source_p->name, chptr->chname);
108	michael	895	}
109			else /* only asking for topic */
110			{
111			if (!SecretChannel(chptr) \|\| IsMember(source_p, chptr))
112	adx	30	{
113	michael	1203	if (chptr->topic[0] == '\0')
114	michael	1834	sendto_one(source_p, form_str(RPL_NOTOPIC),
115	michael	1799	me.name, source_p->name, chptr->chname);
116	adx	30	else
117			{
118	michael	1834	sendto_one(source_p, form_str(RPL_TOPIC),
119	michael	1799	me.name, source_p->name,
120	michael	895	chptr->chname, chptr->topic);
121	michael	1834	sendto_one(source_p, form_str(RPL_TOPICWHOTIME),
122	michael	1799	me.name, source_p->name, chptr->chname,
123	michael	895	chptr->topic_info,
124			chptr->topic_time);
125	adx	30	}
126			}
127			else
128	michael	1834	sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
129	michael	1799	me.name, source_p->name, chptr->chname);
130	adx	30	}
131			}
132	michael	1230
133	michael	1799	static void
134			ms_topic(struct Client client_p, struct Client source_p,
135			int parc, char *parv[])
136			{
137			struct Channel *chptr = NULL;
138			const char from, to;
139			char topic_info[USERHOST_REPLYLEN];
140
141			if (IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
142			{
143			from = me.id;
144			to = source_p->id;
145			}
146	michael	2021	else
147			{
148			from = me.name;
149			to = source_p->name;
150			}
151	michael	1799
152			if (EmptyString(parv[1]))
153			{
154	michael	1834	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
155	michael	1799	from, to, "TOPIC");
156			return;
157			}
158
159			if ((chptr = hash_find_channel(parv[1])) == NULL)
160			{
161	michael	1834	sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
162	michael	1799	from, to, parv[1]);
163			return;
164			}
165
166			if (!IsClient(source_p))
167			strlcpy(topic_info, source_p->name, sizeof(topic_info));
168			else
169			snprintf(topic_info, sizeof(topic_info), "%s!%s@%s", source_p->name,
170			source_p->username, source_p->host);
171			set_channel_topic(chptr, parv[2], topic_info, CurrentTime, 0);
172
173			sendto_server(client_p, CAP_TS6, NOCAPS, ":%s TOPIC %s :%s",
174			ID(source_p), chptr->chname,
175			chptr->topic);
176			sendto_server(client_p, NOCAPS, CAP_TS6, ":%s TOPIC %s :%s",
177			source_p->name, chptr->chname,
178			chptr->topic);
179
180			if (!IsClient(source_p))
181			sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s TOPIC %s :%s",
182			source_p->name,
183			chptr->chname, chptr->topic);
184
185			else
186			sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s TOPIC %s :%s",
187			source_p->name,
188			source_p->username,
189			source_p->host,
190			chptr->chname, chptr->topic);
191			}
192
193
194	michael	1230	static struct Message topic_msgtab = {
195			"TOPIC", 0, 0, 2, MAXPARA, MFLG_SLOW, 0,
196	michael	1799	{m_unregistered, m_topic, ms_topic, m_ignore, m_topic, m_ignore}
197	michael	1230	};
198
199			static void
200			module_init(void)
201			{
202			mod_add_cmd(&topic_msgtab);
203			}
204
205			static void
206			module_exit(void)
207			{
208			mod_del_cmd(&topic_msgtab);
209			}
210
211			struct module module_entry = {
212			.node = { NULL, NULL, NULL },
213			.name = NULL,
214			.version = "$Revision$",
215			.handle = NULL,
216			.modinit = module_init,
217			.modexit = module_exit,
218			.flags = 0
219			};