2 * ircd-ratbox: A slightly useful ircd.
3 * m_part.c: Parts a user from 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
39 #include "inline/stringops.h"
42 static const char part_desc
[] = "Provides the PART command to leave a channel";
44 static void m_part(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
46 struct Message part_msgtab
= {
48 {mg_unreg
, {m_part
, 2}, {m_part
, 2}, mg_ignore
, mg_ignore
, {m_part
, 2}}
51 mapi_clist_av1 part_clist
[] = { &part_msgtab
, NULL
};
53 DECLARE_MODULE_AV2(part
, NULL
, NULL
, part_clist
, NULL
, NULL
, NULL
, NULL
, part_desc
);
55 static void part_one_client(struct Client
*client_p
,
56 struct Client
*source_p
, char *name
,
58 static bool can_send_part(struct Client
*source_p
, struct Channel
*chptr
, struct membership
*msptr
);
59 static bool do_message_hook(struct Client
*source_p
, struct Channel
*chptr
, const char **reason
);
68 m_part(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
71 char reason
[REASONLEN
+ 1];
72 char *s
= LOCAL_COPY(parv
[1]);
77 rb_strlcpy(reason
, parv
[2], sizeof(reason
));
79 name
= rb_strtok_r(s
, ",", &p
);
81 /* Finish the flood grace period... */
82 if(MyClient(source_p
) && !IsFloodDone(source_p
))
83 flood_endgrace(source_p
);
87 part_one_client(client_p
, source_p
, name
, reason
);
88 name
= rb_strtok_r(NULL
, ",", &p
);
95 * inputs - pointer to server
96 * - pointer to source client to remove
97 * - char pointer of name of channel to remove from
99 * side effects - remove ONE client given the channel name
102 part_one_client(struct Client
*client_p
, struct Client
*source_p
, char *name
, const char *reason
)
104 struct Channel
*chptr
;
105 struct membership
*msptr
;
107 if((chptr
= find_channel(name
)) == NULL
)
109 sendto_one_numeric(source_p
, ERR_NOSUCHCHANNEL
, form_str(ERR_NOSUCHCHANNEL
), name
);
113 msptr
= find_channel_membership(chptr
, source_p
);
116 sendto_one_numeric(source_p
, ERR_NOTONCHANNEL
, form_str(ERR_NOTONCHANNEL
), name
);
120 if(MyConnect(source_p
) && !IsOper(source_p
) && !IsExemptSpambot(source_p
))
121 check_spambot_warning(source_p
, NULL
);
124 * Remove user from the old channel (if any)
125 * only allow /part reasons in -m chans
127 if(!EmptyString(reason
) &&
128 (!MyConnect(source_p
) ||
129 (can_send_part(source_p
, chptr
, msptr
) && do_message_hook(source_p
, chptr
, &reason
))
134 sendto_server(client_p
, chptr
, CAP_TS6
, NOCAPS
,
135 ":%s PART %s :%s", use_id(source_p
), chptr
->chname
, reason
);
136 sendto_channel_local(ALL_MEMBERS
, chptr
, ":%s!%s@%s PART %s :%s",
137 source_p
->name
, source_p
->username
,
138 source_p
->host
, chptr
->chname
, reason
);
142 sendto_server(client_p
, chptr
, CAP_TS6
, NOCAPS
,
143 ":%s PART %s", use_id(source_p
), chptr
->chname
);
144 sendto_channel_local(ALL_MEMBERS
, chptr
, ":%s!%s@%s PART %s",
145 source_p
->name
, source_p
->username
,
146 source_p
->host
, chptr
->chname
);
148 remove_user_from_channel(msptr
);
152 * can_send_part - whether a part message can be sent.
156 * - channel being parted
157 * - membership pointer
159 * - true if message allowed
160 * - false if message denied
165 can_send_part(struct Client
*source_p
, struct Channel
*chptr
, struct membership
*msptr
)
167 if (!can_send(chptr
, source_p
, msptr
))
169 /* Allow chanops to bypass anti_spam_exit_message_time for part messages. */
170 if (is_chanop(msptr
))
172 return (source_p
->localClient
->firsttime
+ ConfigFileEntry
.anti_spam_exit_message_time
) < rb_current_time();
176 * do_message_hook - execute the message hook on a part message reason.
180 * - channel being parted
181 * - pointer to reason
183 * - true if message is allowed
184 * - false if message is denied or message is now empty
186 * - reason may be modified.
189 do_message_hook(struct Client
*source_p
, struct Channel
*chptr
, const char **reason
)
191 hook_data_privmsg_channel hdata
;
193 hdata
.msgtype
= MESSAGE_TYPE_PART
;
194 hdata
.source_p
= source_p
;
196 hdata
.text
= *reason
;
199 call_hook(h_privmsg_channel
, &hdata
);
201 /* The reason may have been changed by a hook... */
202 *reason
= hdata
.text
;
204 return (hdata
.approved
== 0 && !EmptyString(*reason
));