2 * ircd-ratbox: A slightly useful ircd.
3 * m_invite.c: Invites the user to join a channel.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
24 * $Id: m_invite.c 3438 2007-05-06 14:46:45Z jilles $
44 static int m_invite(struct Client
*, struct Client
*, int, const char **);
46 struct Message invite_msgtab
= {
47 "INVITE", 0, 0, 0, MFLG_SLOW
,
48 {mg_unreg
, {m_invite
, 3}, {m_invite
, 3}, mg_ignore
, mg_ignore
, {m_invite
, 3}}
50 mapi_clist_av1 invite_clist
[] = { &invite_msgtab
, NULL
};
51 DECLARE_MODULE_AV1(invite
, NULL
, NULL
, invite_clist
, NULL
, NULL
, "$Revision: 3438 $");
53 static void add_invite(struct Channel
*, struct Client
*);
56 * parv[1] - user to invite
57 * parv[2] - channel name
60 m_invite(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
62 struct Client
*target_p
;
63 struct Channel
*chptr
;
64 struct membership
*msptr
;
67 if(MyClient(source_p
) && !IsFloodDone(source_p
))
68 flood_endgrace(source_p
);
70 if(MyClient(source_p
))
71 target_p
= find_named_person(parv
[1]);
73 target_p
= find_person(parv
[1]);
76 if(!MyClient(source_p
) && IsDigit(parv
[1][0]))
77 sendto_one_numeric(source_p
, ERR_NOSUCHNICK
,
78 "* :Target left IRC. Failed to invite to %s",
81 sendto_one_numeric(source_p
, ERR_NOSUCHNICK
,
82 form_str(ERR_NOSUCHNICK
),
87 if(check_channel_name(parv
[2]) == 0)
89 sendto_one_numeric(source_p
, ERR_BADCHANNAME
,
90 form_str(ERR_BADCHANNAME
),
95 if(!IsChannelName(parv
[2]))
97 if(MyClient(source_p
))
98 sendto_one_numeric(source_p
, ERR_NOSUCHCHANNEL
,
99 form_str(ERR_NOSUCHCHANNEL
), parv
[2]);
103 /* Do not send local channel invites to users if they are not on the
104 * same server as the person sending the INVITE message.
106 if(parv
[2][0] == '&' && !MyConnect(target_p
))
108 sendto_one(source_p
, form_str(ERR_USERNOTONSERV
),
109 me
.name
, source_p
->name
, target_p
->name
);
113 if(((MyConnect(source_p
) && !IsExemptResv(source_p
)) ||
114 (MyConnect(target_p
) && !IsExemptResv(target_p
))) &&
115 hash_find_resv(parv
[2]))
117 sendto_one_numeric(source_p
, ERR_BADCHANNAME
,
118 form_str(ERR_BADCHANNAME
),
123 if((chptr
= find_channel(parv
[2])) == NULL
)
125 sendto_one_numeric(source_p
, ERR_NOSUCHCHANNEL
,
126 form_str(ERR_NOSUCHCHANNEL
), parv
[2]);
130 msptr
= find_channel_membership(chptr
, source_p
);
131 if(MyClient(source_p
) && (msptr
== NULL
))
133 sendto_one_numeric(source_p
, ERR_NOTONCHANNEL
,
134 form_str(ERR_NOTONCHANNEL
), parv
[2]);
138 if(IsMember(target_p
, chptr
))
140 sendto_one_numeric(source_p
, ERR_USERONCHANNEL
,
141 form_str(ERR_USERONCHANNEL
),
142 target_p
->name
, parv
[2]);
146 /* unconditionally require ops, unless the channel is +g */
147 /* treat remote clients as chanops */
148 if(MyClient(source_p
) && !is_chanop(msptr
) &&
149 !(chptr
->mode
.mode
& MODE_FREEINVITE
))
151 sendto_one(source_p
, form_str(ERR_CHANOPRIVSNEEDED
),
152 me
.name
, source_p
->name
, parv
[2]);
156 if (IsSetNoInvite(target_p
))
158 sendto_one_numeric(source_p
, ERR_NOINVITE
,
159 form_str(ERR_NOINVITE
),
164 /* store invites when they could affect the ability to join
165 * for +l/+j just check if the mode is set, this varies over time
167 if(chptr
->mode
.mode
& MODE_INVITEONLY
||
168 (chptr
->mode
.mode
& MODE_REGONLY
&& EmptyString(target_p
->user
->suser
)) ||
169 chptr
->mode
.limit
|| chptr
->mode
.join_num
)
172 if(MyConnect(source_p
))
174 if (ConfigFileEntry
.target_change
&& !IsOper(source_p
) &&
175 !find_allowing_channel(source_p
, target_p
) &&
176 !add_target(source_p
, target_p
))
178 sendto_one(source_p
, form_str(ERR_TARGCHANGE
),
179 me
.name
, source_p
->name
, target_p
->name
);
182 sendto_one(source_p
, form_str(RPL_INVITING
),
183 me
.name
, source_p
->name
,
184 target_p
->name
, parv
[2]);
185 if(target_p
->user
->away
)
186 sendto_one_numeric(source_p
, RPL_AWAY
, form_str(RPL_AWAY
),
187 target_p
->name
, target_p
->user
->away
);
189 /* invite timestamp */
190 else if(parc
> 3 && !EmptyString(parv
[3]))
192 /* this should never be less than */
193 if(atol(parv
[3]) > chptr
->channelts
)
197 if(MyConnect(target_p
))
199 if(!IsOper(source_p
) && (IsSetCallerId(target_p
) ||
200 (IsSetRegOnlyMsg(target_p
) && !source_p
->user
->suser
[0])) &&
201 !accept_message(source_p
, target_p
))
203 if (IsSetRegOnlyMsg(target_p
) && !source_p
->user
->suser
[0])
205 sendto_one_numeric(source_p
, ERR_NONONREG
,
206 form_str(ERR_NONONREG
),
212 /* instead of sending RPL_UMODEGMSG,
213 * just let the invite through
215 if((target_p
->localClient
->last_caller_id_time
+
216 ConfigFileEntry
.caller_id_wait
) >= rb_current_time())
218 sendto_one_numeric(source_p
, ERR_TARGUMODEG
,
219 form_str(ERR_TARGUMODEG
),
223 target_p
->localClient
->last_caller_id_time
= rb_current_time();
226 add_reply_target(target_p
, source_p
);
227 sendto_one(target_p
, ":%s!%s@%s INVITE %s :%s",
228 source_p
->name
, source_p
->username
, source_p
->host
,
229 target_p
->name
, chptr
->chname
);
232 add_invite(chptr
, target_p
);
234 else if(target_p
->from
!= client_p
)
236 sendto_one_prefix(target_p
, source_p
, "INVITE", "%s %lu",
237 chptr
->chname
, (unsigned long) chptr
->channelts
);
245 * input - channel to add invite to, client to add
247 * side effects - client is added to invite list.
250 add_invite(struct Channel
*chptr
, struct Client
*who
)
254 /* already invited? */
255 RB_DLINK_FOREACH(ptr
, who
->user
->invited
.head
)
257 if(ptr
->data
== chptr
)
261 /* ok, if their invite list is too long, remove the tail */
262 if((int)rb_dlink_list_length(&who
->user
->invited
) >=
263 ConfigChannel
.max_chans_per_user
)
265 ptr
= who
->user
->invited
.tail
;
266 del_invite(ptr
->data
, who
);
269 /* add user to channel invite list */
270 rb_dlinkAddAlloc(who
, &chptr
->invites
);
272 /* add channel to user invite list */
273 rb_dlinkAddAlloc(chptr
, &who
->user
->invited
);