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
41 static const char invite_desc
[] = "Provides facilities for invite and related notifications";
43 static void m_invite(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
44 static unsigned int CAP_INVITE_NOTIFY
= 0;
46 struct Message invite_msgtab
= {
48 {mg_unreg
, {m_invite
, 3}, {m_invite
, 3}, mg_ignore
, mg_ignore
, {m_invite
, 3}}
51 mapi_clist_av1 invite_clist
[] = { &invite_msgtab
, NULL
};
53 mapi_cap_list_av2 invite_cap_list
[] = {
54 { MAPI_CAP_CLIENT
, "invite-notify", NULL
, &CAP_INVITE_NOTIFY
},
55 { 0, NULL
, NULL
, NULL
}
58 DECLARE_MODULE_AV2(invite
, NULL
, NULL
, invite_clist
, NULL
, NULL
, invite_cap_list
, NULL
, invite_desc
);
60 static bool add_invite(struct Channel
*, struct Client
*);
63 * parv[1] - user to invite
64 * parv[2] - channel name
67 m_invite(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
69 struct Client
*target_p
;
70 struct Channel
*chptr
;
71 struct membership
*msptr
;
74 if(MyClient(source_p
) && !IsFloodDone(source_p
))
75 flood_endgrace(source_p
);
77 if(MyClient(source_p
))
78 target_p
= find_named_person(parv
[1]);
80 target_p
= find_person(parv
[1]);
83 if(!MyClient(source_p
) && IsDigit(parv
[1][0]))
84 sendto_one_numeric(source_p
, ERR_NOSUCHNICK
,
85 "* :Target left IRC. Failed to invite to %s",
88 sendto_one_numeric(source_p
, ERR_NOSUCHNICK
,
89 form_str(ERR_NOSUCHNICK
),
94 if(check_channel_name(parv
[2]) == 0)
96 sendto_one_numeric(source_p
, ERR_BADCHANNAME
,
97 form_str(ERR_BADCHANNAME
),
102 /* Do not send local channel invites to users if they are not on the
103 * same server as the person sending the INVITE message.
105 if(parv
[2][0] == '&' && !MyConnect(target_p
))
107 sendto_one(source_p
, form_str(ERR_USERNOTONSERV
),
108 me
.name
, source_p
->name
, target_p
->name
);
112 if(((MyConnect(source_p
) && !IsExemptResv(source_p
)) ||
113 (MyConnect(target_p
) && !IsExemptResv(target_p
))) &&
114 hash_find_resv(parv
[2]))
116 sendto_one_numeric(source_p
, ERR_BADCHANNAME
,
117 form_str(ERR_BADCHANNAME
),
122 if((chptr
= find_channel(parv
[2])) == NULL
)
124 sendto_one_numeric(source_p
, ERR_NOSUCHCHANNEL
,
125 form_str(ERR_NOSUCHCHANNEL
), parv
[2]);
129 msptr
= find_channel_membership(chptr
, source_p
);
130 if(MyClient(source_p
) && (msptr
== NULL
))
132 sendto_one_numeric(source_p
, ERR_NOTONCHANNEL
,
133 form_str(ERR_NOTONCHANNEL
), parv
[2]);
137 if(IsMember(target_p
, chptr
))
139 sendto_one_numeric(source_p
, ERR_USERONCHANNEL
,
140 form_str(ERR_USERONCHANNEL
),
141 target_p
->name
, parv
[2]);
145 /* unconditionally require ops, unless the channel is +g */
146 /* treat remote clients as chanops */
147 if(MyClient(source_p
) && !is_chanop(msptr
) &&
148 !(chptr
->mode
.mode
& MODE_FREEINVITE
))
150 sendto_one(source_p
, form_str(ERR_CHANOPRIVSNEEDED
),
151 me
.name
, source_p
->name
, parv
[2]);
155 /* store invites when they could affect the ability to join
156 * for +l/+j just check if the mode is set, this varies over time
158 if(chptr
->mode
.mode
& MODE_INVITEONLY
||
159 (chptr
->mode
.mode
& MODE_REGONLY
&& EmptyString(target_p
->user
->suser
)) ||
160 chptr
->mode
.limit
|| chptr
->mode
.join_num
)
163 if(MyConnect(source_p
))
165 if (ConfigFileEntry
.target_change
&& !IsOper(source_p
) &&
166 !find_allowing_channel(source_p
, target_p
) &&
167 !add_target(source_p
, target_p
))
169 sendto_one(source_p
, form_str(ERR_TARGCHANGE
),
170 me
.name
, source_p
->name
, target_p
->name
);
173 sendto_one(source_p
, form_str(RPL_INVITING
),
174 me
.name
, source_p
->name
,
175 target_p
->name
, parv
[2]);
176 if(target_p
->user
->away
)
177 sendto_one_numeric(source_p
, RPL_AWAY
, form_str(RPL_AWAY
),
178 target_p
->name
, target_p
->user
->away
);
180 /* invite timestamp */
181 else if(parc
> 3 && !EmptyString(parv
[3]))
183 /* this should never be less than */
184 if(atol(parv
[3]) > chptr
->channelts
)
188 if(MyConnect(target_p
))
190 if(!IsOper(source_p
) && (IsSetCallerId(target_p
) ||
191 (IsSetRegOnlyMsg(target_p
) && !source_p
->user
->suser
[0])) &&
192 !accept_message(source_p
, target_p
))
194 if (IsSetRegOnlyMsg(target_p
) && !source_p
->user
->suser
[0])
196 sendto_one_numeric(source_p
, ERR_NONONREG
,
197 form_str(ERR_NONONREG
),
203 /* instead of sending RPL_UMODEGMSG,
204 * just let the invite through
206 if((target_p
->localClient
->last_caller_id_time
+
207 ConfigFileEntry
.caller_id_wait
) >= rb_current_time())
209 sendto_one_numeric(source_p
, ERR_TARGUMODEG
,
210 form_str(ERR_TARGUMODEG
),
214 target_p
->localClient
->last_caller_id_time
= rb_current_time();
217 add_reply_target(target_p
, source_p
);
218 sendto_one(target_p
, ":%s!%s@%s INVITE %s :%s",
219 source_p
->name
, source_p
->username
, source_p
->host
,
220 target_p
->name
, chptr
->chname
);
224 if (!add_invite(chptr
, target_p
))
227 sendto_channel_local_with_capability(CHFL_CHANOP
, 0, CAP_INVITE_NOTIFY
, chptr
,
228 ":%s NOTICE %s :%s is inviting %s to %s.",
229 me
.name
, chptr
->chname
, source_p
->name
, target_p
->name
, chptr
->chname
);
230 sendto_channel_local_with_capability(CHFL_CHANOP
, CAP_INVITE_NOTIFY
, 0, chptr
,
231 ":%s!%s@%s INVITE %s %s", source_p
->name
, source_p
->username
,
232 source_p
->host
, target_p
->name
, chptr
->chname
);
236 sendto_server(source_p
, chptr
, CAP_TS6
, 0, ":%s INVITE %s %s %lu",
237 use_id(source_p
), use_id(target_p
),
238 chptr
->chname
, (unsigned long) chptr
->channelts
);
243 * input - channel to add invite to, client to add
244 * output - true if it is a new invite, else false
245 * side effects - client is added to invite list.
248 add_invite(struct Channel
*chptr
, struct Client
*who
)
252 /* already invited? */
253 RB_DLINK_FOREACH(ptr
, who
->user
->invited
.head
)
255 if(ptr
->data
== chptr
)
259 /* ok, if their invite list is too long, remove the tail */
260 if((int)rb_dlink_list_length(&who
->user
->invited
) >=
261 ConfigChannel
.max_chans_per_user
)
263 ptr
= who
->user
->invited
.tail
;
264 del_invite(ptr
->data
, who
);
267 /* add user to channel invite list */
268 rb_dlinkAddAlloc(who
, &chptr
->invites
);
270 /* add channel to user invite list */
271 rb_dlinkAddAlloc(chptr
, &who
->user
->invited
);