trunk/modules/m_invite.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_invite.c: Invites the user to join a channel.
 *
 *  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_conf.h"
#include "s_serv.h"
#include "parse.h"
#include "modules.h"
#include "packet.h"


/*
** m_invite
**      parv[0] - sender prefix
**      parv[1] - user to invite
**      parv[2] - channel name
**      parv[3] - invite timestamp
*/
static void
m_invite(struct Client *client_p, struct Client *source_p,
         int parc, char *parv[])
{
  struct Client *target_p = NULL;
  struct Channel *chptr = NULL;
  struct Membership *ms = NULL;

  if (IsServer(source_p))
    return;

  if (EmptyString(parv[2]))
  {
    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
               me.name, source_p->name, "INVITE");
    return;
  }

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

  if ((target_p = find_person(client_p, parv[1])) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHNICK),
               me.name, source_p->name, parv[1]);
    return;
  }

  /* Do not send local channel invites to users if they are not on the
   * same server as the person sending the INVITE message. 
   */
  /* Possibly should be an error sent to source_p */
  /* done .. there should be no problem because MyConnect(source_p) should
   * always be true if parse() and such is working correctly --is
   */
  if (!MyConnect(target_p) && (*parv[2] == '&'))
  {
    if (ConfigServerHide.hide_servers == 0)
      sendto_one(source_p, form_str(ERR_USERNOTONSERV),
                 me.name, source_p->name, target_p->name);
    return;
  }

  if ((chptr = hash_find_channel(parv[2])) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
               me.name, source_p->name, parv[2]);
    return;
  }

  if (MyConnect(source_p) && (ms = find_channel_link(source_p, chptr)) == NULL)
  {
    sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
               me.name, source_p->name, chptr->chname);
    return;
  }

  if ((chptr->mode.mode & (MODE_INVITEONLY | MODE_PRIVATE)))
  {
    if (MyConnect(source_p) && !has_member_flags(ms, CHFL_CHANOP|CHFL_HALFOP))
    {
      sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
                 me.name, source_p->name, chptr->chname);
      return;
    }
  }

  if (IsMember(target_p, chptr))
  {
    sendto_one(source_p, form_str(ERR_USERONCHANNEL),
               me.name, source_p->name, target_p->name, chptr->chname);
    return;
  }

  if (MyConnect(source_p))
  {
    sendto_one(source_p, form_str(RPL_INVITING), me.name,
               source_p->name, target_p->name, chptr->chname);

    if (target_p->away)
      sendto_one(source_p, form_str(RPL_AWAY),
                 me.name, source_p->name, target_p->name,
                 target_p->away);
  }
  else if (parc > 3 && IsDigit(*parv[3]))
    if (atoi(parv[3]) > chptr->channelts)
      return;

  if (MyConnect(target_p))
  {
    sendto_one(target_p, ":%s!%s@%s INVITE %s :%s",
               source_p->name, source_p->username,
               source_p->host,
               target_p->name, chptr->chname);

    if (chptr->mode.mode & MODE_INVITEONLY)
    {
      if (chptr->mode.mode & MODE_PRIVATE)
      {
        /* Only do this if channel is set +i AND +p */
        sendto_channel_local(CHFL_CHANOP|CHFL_HALFOP, 0, chptr,
                             ":%s NOTICE %s :%s is inviting %s to %s.",
                             me.name, chptr->chname, source_p->name,
                             target_p->name, chptr->chname);
        sendto_channel_remote(source_p, client_p, CHFL_CHANOP|CHFL_HALFOP,
                              NOCAPS, NOCAPS, chptr,
                              ":%s NOTICE %s :%s is inviting %s to %s.",
                              source_p->name, chptr->chname, source_p->name,
                              target_p->name, chptr->chname);
      }

      /* Add the invite if channel is +i */
      add_invite(chptr, target_p);
    }
  }
  else if (target_p->from != client_p)
    sendto_one(target_p, ":%s INVITE %s %s %lu",
               ID_or_name(source_p, target_p->from),
               ID_or_name(target_p, target_p->from),
               chptr->chname, (unsigned long)chptr->channelts);
}

static struct Message invite_msgtab = {
  "INVITE", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
  { m_unregistered, m_invite, m_invite, m_ignore, m_invite, m_ignore }
};

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

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

struct module module_entry = {
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	1243
Committed:	Fri Sep 30 10:47:53 2011 UTC (13 years, 10 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-8/modules/m_invite.c*
File size:	5728 byte(s)
Log Message:	- move content of msg.h, ircd_handler.h and handlers.h into parse.h and remove headers accordingly - killed common.h - remove m_killhost.c and m_flags.c from contrib/ - sort out unused header includes here and there
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_invite.c: Invites the user to join a channel.
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_conf.h"
36			#include "s_serv.h"
37			#include "parse.h"
38			#include "modules.h"
39			#include "packet.h"
40
41
42			/*
43			** m_invite
44			** parv[0] - sender prefix
45			** parv[1] - user to invite
46			** parv[2] - channel name
47			** parv[3] - invite timestamp
48			*/
49			static void
50			m_invite(struct Client client_p, struct Client source_p,
51			int parc, char *parv[])
52			{
53			struct Client *target_p = NULL;
54			struct Channel *chptr = NULL;
55			struct Membership *ms = NULL;
56
57			if (IsServer(source_p))
58			return;
59
60	michael	885	if (EmptyString(parv[2]))
61	adx	30	{
62			sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
63			me.name, source_p->name, "INVITE");
64			return;
65			}
66
67			if (MyClient(source_p) && !IsFloodDone(source_p))
68			flood_endgrace(source_p);
69
70			if ((target_p = find_person(client_p, parv[1])) == NULL)
71			{
72			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
73			me.name, source_p->name, parv[1]);
74			return;
75			}
76
77			/* Do not send local channel invites to users if they are not on the
78			* same server as the person sending the INVITE message.
79			*/
80			/* Possibly should be an error sent to source_p */
81			/* done .. there should be no problem because MyConnect(source_p) should
82			* always be true if parse() and such is working correctly --is
83			*/
84			if (!MyConnect(target_p) && (*parv[2] == '&'))
85			{
86			if (ConfigServerHide.hide_servers == 0)
87			sendto_one(source_p, form_str(ERR_USERNOTONSERV),
88			me.name, source_p->name, target_p->name);
89			return;
90			}
91
92			if ((chptr = hash_find_channel(parv[2])) == NULL)
93			{
94			sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
95			me.name, source_p->name, parv[2]);
96			return;
97			}
98
99	michael	322	if (MyConnect(source_p) && (ms = find_channel_link(source_p, chptr)) == NULL)
100	adx	30	{
101			sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
102			me.name, source_p->name, chptr->chname);
103			return;
104			}
105
106	db	219	if ((chptr->mode.mode & (MODE_INVITEONLY \| MODE_PRIVATE)))
107	adx	30	{
108			if (MyConnect(source_p) && !has_member_flags(ms, CHFL_CHANOP\|CHFL_HALFOP))
109			{
110			sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
111			me.name, source_p->name, chptr->chname);
112			return;
113			}
114			}
115
116			if (IsMember(target_p, chptr))
117			{
118			sendto_one(source_p, form_str(ERR_USERONCHANNEL),
119			me.name, source_p->name, target_p->name, chptr->chname);
120			return;
121			}
122
123			if (MyConnect(source_p))
124			{
125			sendto_one(source_p, form_str(RPL_INVITING), me.name,
126			source_p->name, target_p->name, chptr->chname);
127
128			if (target_p->away)
129			sendto_one(source_p, form_str(RPL_AWAY),
130			me.name, source_p->name, target_p->name,
131			target_p->away);
132			}
133			else if (parc > 3 && IsDigit(*parv[3]))
134			if (atoi(parv[3]) > chptr->channelts)
135			return;
136
137			if (MyConnect(target_p))
138			{
139			sendto_one(target_p, ":%s!%s@%s INVITE %s :%s",
140			source_p->name, source_p->username,
141			source_p->host,
142			target_p->name, chptr->chname);
143
144			if (chptr->mode.mode & MODE_INVITEONLY)
145			{
146			if (chptr->mode.mode & MODE_PRIVATE)
147			{
148			/* Only do this if channel is set +i AND +p */
149	michael	1011	sendto_channel_local(CHFL_CHANOP\|CHFL_HALFOP, 0, chptr,
150	adx	30	":%s NOTICE %s :%s is inviting %s to %s.",
151			me.name, chptr->chname, source_p->name,
152			target_p->name, chptr->chname);
153			sendto_channel_remote(source_p, client_p, CHFL_CHANOP\|CHFL_HALFOP,
154			NOCAPS, NOCAPS, chptr,
155			":%s NOTICE %s :%s is inviting %s to %s.",
156			source_p->name, chptr->chname, source_p->name,
157			target_p->name, chptr->chname);
158			}
159
160			/* Add the invite if channel is +i */
161			add_invite(chptr, target_p);
162			}
163			}
164			else if (target_p->from != client_p)
165			sendto_one(target_p, ":%s INVITE %s %s %lu",
166			ID_or_name(source_p, target_p->from),
167			ID_or_name(target_p, target_p->from),
168			chptr->chname, (unsigned long)chptr->channelts);
169			}
170	michael	1230
171			static struct Message invite_msgtab = {
172			"INVITE", 0, 0, 3, MAXPARA, MFLG_SLOW, 0,
173			{ m_unregistered, m_invite, m_invite, m_ignore, m_invite, m_ignore }
174			};
175
176			static void
177			module_init(void)
178			{
179			mod_add_cmd(&invite_msgtab);
180			}
181
182			static void
183			module_exit(void)
184			{
185			mod_del_cmd(&invite_msgtab);
186			}
187
188			struct module module_entry = {
189			.node = { NULL, NULL, NULL },
190			.name = NULL,
191			.version = "$Revision$",
192			.handle = NULL,
193			.modinit = module_init,
194			.modexit = module_exit,
195			.flags = 0
196			};