ircd-hybrid/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 "handlers.h"
#include "common.h"
#include "channel.h"
#include "channel_mode.h"
#include "client.h"
#include "hash.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_invite(struct Client *, struct Client *, int, char *[]);

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

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

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

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

/*
** 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 (*parv[2] == '\0')
  {
    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 ((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_PARANOID)))
  {
    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) && ServerInfo.hub &&
      IsCapable(target_p->from, CAP_LL))
  {
    /* target_p is connected to a LL leaf, connected to us */
    if (IsClient(source_p))
      client_burst_if_needed(target_p->from, source_p);

    if ((chptr->lazyLinkChannelExists &
         target_p->from->localClient->serverMask) == 0)
      burst_channel(target_p->from, chptr);
  }

  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, NO, 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);
}
Revision:	200
Committed:	Tue Nov 1 11:38:41 2005 UTC (20 years, 8 months ago) by adx
Content type:	text/x-csrc
File size:	6011 byte(s)
Log Message:	+ removed invite_ops_only, controlled by +p now + sorted ircd.conf:channel{} a bit + added newconf framework for channel{} + added missing 7.2 RELNOTES
#	Content
1	/*
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	* $Id$
23	*/
24
25	#include "stdinc.h"
26	#include "handlers.h"
27	#include "common.h"
28	#include "channel.h"
29	#include "channel_mode.h"
30	#include "client.h"
31	#include "hash.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 "msg.h"
38	#include "parse.h"
39	#include "modules.h"
40	#include "packet.h"
41
42	static void m_invite(struct Client , struct Client , int, char *[]);
43
44	struct Message invite_msgtab = {
45	"INVITE", 0, 0, 3, 0, MFLG_SLOW, 0,
46	{ m_unregistered, m_invite, m_invite, m_ignore, m_invite, m_ignore }
47	};
48
49	#ifndef STATIC_MODULES
50	void
51	_modinit(void)
52	{
53	mod_add_cmd(&invite_msgtab);
54	}
55
56	void
57	_moddeinit(void)
58	{
59	mod_del_cmd(&invite_msgtab);
60	}
61
62	const char *_version = "$Revision$";
63	#endif
64
65	/*
66	** m_invite
67	** parv[0] - sender prefix
68	** parv[1] - user to invite
69	** parv[2] - channel name
70	** parv[3] - invite timestamp
71	*/
72	static void
73	m_invite(struct Client client_p, struct Client source_p,
74	int parc, char *parv[])
75	{
76	struct Client *target_p = NULL;
77	struct Channel *chptr = NULL;
78	struct Membership *ms = NULL;
79
80	if (IsServer(source_p))
81	return;
82
83	if (*parv[2] == '\0')
84	{
85	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
86	me.name, source_p->name, "INVITE");
87	return;
88	}
89
90	if (MyClient(source_p) && !IsFloodDone(source_p))
91	flood_endgrace(source_p);
92
93	if ((target_p = find_person(client_p, parv[1])) == NULL)
94	{
95	sendto_one(source_p, form_str(ERR_NOSUCHNICK),
96	me.name, source_p->name, parv[1]);
97	return;
98	}
99
100	/* Do not send local channel invites to users if they are not on the
101	* same server as the person sending the INVITE message.
102	*/
103	/* Possibly should be an error sent to source_p */
104	/* done .. there should be no problem because MyConnect(source_p) should
105	* always be true if parse() and such is working correctly --is
106	*/
107	if (!MyConnect(target_p) && (*parv[2] == '&'))
108	{
109	if (ConfigServerHide.hide_servers == 0)
110	sendto_one(source_p, form_str(ERR_USERNOTONSERV),
111	me.name, source_p->name, target_p->name);
112	return;
113	}
114
115	if ((chptr = hash_find_channel(parv[2])) == NULL)
116	{
117	sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
118	me.name, source_p->name, parv[2]);
119	return;
120	}
121
122	if ((ms = find_channel_link(source_p, chptr)) == NULL)
123	{
124	sendto_one(source_p, form_str(ERR_NOTONCHANNEL),
125	me.name, source_p->name, chptr->chname);
126	return;
127	}
128
129	if ((chptr->mode.mode & (MODE_INVITEONLY \| MODE_PARANOID)))
130	{
131	if (MyConnect(source_p) && !has_member_flags(ms, CHFL_CHANOP\|CHFL_HALFOP))
132	{
133	sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED),
134	me.name, source_p->name, chptr->chname);
135	return;
136	}
137	}
138
139	if (IsMember(target_p, chptr))
140	{
141	sendto_one(source_p, form_str(ERR_USERONCHANNEL),
142	me.name, source_p->name, target_p->name, chptr->chname);
143	return;
144	}
145
146	if (MyConnect(source_p))
147	{
148	sendto_one(source_p, form_str(RPL_INVITING), me.name,
149	source_p->name, target_p->name, chptr->chname);
150
151	if (target_p->away)
152	sendto_one(source_p, form_str(RPL_AWAY),
153	me.name, source_p->name, target_p->name,
154	target_p->away);
155	}
156	else if (parc > 3 && IsDigit(*parv[3]))
157	if (atoi(parv[3]) > chptr->channelts)
158	return;
159
160	if (!MyConnect(target_p) && ServerInfo.hub &&
161	IsCapable(target_p->from, CAP_LL))
162	{
163	/* target_p is connected to a LL leaf, connected to us */
164	if (IsClient(source_p))
165	client_burst_if_needed(target_p->from, source_p);
166
167	if ((chptr->lazyLinkChannelExists &
168	target_p->from->localClient->serverMask) == 0)
169	burst_channel(target_p->from, chptr);
170	}
171
172	if (MyConnect(target_p))
173	{
174	sendto_one(target_p, ":%s!%s@%s INVITE %s :%s",
175	source_p->name, source_p->username,
176	source_p->host,
177	target_p->name, chptr->chname);
178
179	if (chptr->mode.mode & MODE_INVITEONLY)
180	{
181	if (chptr->mode.mode & MODE_PRIVATE)
182	{
183	/* Only do this if channel is set +i AND +p */
184	sendto_channel_local(CHFL_CHANOP\|CHFL_HALFOP, NO, chptr,
185	":%s NOTICE %s :%s is inviting %s to %s.",
186	me.name, chptr->chname, source_p->name,
187	target_p->name, chptr->chname);
188	sendto_channel_remote(source_p, client_p, CHFL_CHANOP\|CHFL_HALFOP,
189	NOCAPS, NOCAPS, chptr,
190	":%s NOTICE %s :%s is inviting %s to %s.",
191	source_p->name, chptr->chname, source_p->name,
192	target_p->name, chptr->chname);
193	}
194
195	/* Add the invite if channel is +i */
196	add_invite(chptr, target_p);
197	}
198	}
199	else if (target_p->from != client_p)
200	sendto_one(target_p, ":%s INVITE %s %s %lu",
201	ID_or_name(source_p, target_p->from),
202	ID_or_name(target_p, target_p->from),
203	chptr->chname, (unsigned long)chptr->channelts);
204	}