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1 | /* | |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * m_part.c: Parts a user from a channel. | |
4 | * | |
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 | |
8 | * | |
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. | |
13 | * | |
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. | |
18 | * | |
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 | |
22 | * USA | |
23 | * | |
24 | * $Id: m_part.c 98 2005-09-11 03:37:47Z nenolod $ | |
25 | */ | |
26 | ||
27 | #include "stdinc.h" | |
28 | #include "channel.h" | |
29 | #include "client.h" | |
30 | #include "common.h" | |
31 | #include "hash.h" | |
32 | #include "match.h" | |
33 | #include "ircd.h" | |
34 | #include "numeric.h" | |
35 | #include "send.h" | |
36 | #include "s_serv.h" | |
37 | #include "msg.h" | |
38 | #include "parse.h" | |
39 | #include "modules.h" | |
40 | #include "s_conf.h" | |
41 | #include "packet.h" | |
42 | #include "inline/stringops.h" | |
43 | ||
44 | static int m_part(struct Client *, struct Client *, int, const char **); | |
45 | ||
46 | struct Message part_msgtab = { | |
47 | "PART", 0, 0, 0, MFLG_SLOW, | |
48 | {mg_unreg, {m_part, 2}, {m_part, 2}, mg_ignore, mg_ignore, {m_part, 2}} | |
49 | }; | |
50 | ||
51 | mapi_clist_av1 part_clist[] = { &part_msgtab, NULL }; | |
52 | ||
53 | DECLARE_MODULE_AV1(part, NULL, NULL, part_clist, NULL, NULL, "$Revision: 98 $"); | |
54 | ||
55 | static void part_one_client(struct Client *client_p, | |
56 | struct Client *source_p, char *name, char *reason); | |
57 | ||
58 | ||
59 | /* | |
60 | ** m_part | |
61 | ** parv[0] = sender prefix | |
62 | ** parv[1] = channel | |
63 | ** parv[2] = reason | |
64 | */ | |
65 | static int | |
66 | m_part(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
67 | { | |
68 | char *p, *name; | |
69 | char reason[REASONLEN + 1]; | |
70 | char *s = LOCAL_COPY(parv[1]); | |
71 | ||
72 | reason[0] = '\0'; | |
73 | ||
74 | if(parc > 2) | |
75 | rb_strlcpy(reason, parv[2], sizeof(reason)); | |
76 | ||
77 | name = rb_strtok_r(s, ",", &p); | |
78 | ||
79 | /* Finish the flood grace period... */ | |
80 | if(MyClient(source_p) && !IsFloodDone(source_p)) | |
81 | flood_endgrace(source_p); | |
82 | ||
83 | while(name) | |
84 | { | |
85 | part_one_client(client_p, source_p, name, reason); | |
86 | name = rb_strtok_r(NULL, ",", &p); | |
87 | } | |
88 | return 0; | |
89 | } | |
90 | ||
91 | /* | |
92 | * part_one_client | |
93 | * | |
94 | * inputs - pointer to server | |
95 | * - pointer to source client to remove | |
96 | * - char pointer of name of channel to remove from | |
97 | * output - none | |
98 | * side effects - remove ONE client given the channel name | |
99 | */ | |
100 | static void | |
101 | part_one_client(struct Client *client_p, struct Client *source_p, char *name, char *reason) | |
102 | { | |
103 | struct Channel *chptr; | |
104 | struct membership *msptr; | |
105 | char reason2[BUFSIZE]; | |
106 | ||
107 | if((chptr = find_channel(name)) == NULL) | |
108 | { | |
109 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, form_str(ERR_NOSUCHCHANNEL), name); | |
110 | return; | |
111 | } | |
112 | ||
113 | msptr = find_channel_membership(chptr, source_p); | |
114 | if(msptr == NULL) | |
115 | { | |
116 | sendto_one_numeric(source_p, ERR_NOTONCHANNEL, form_str(ERR_NOTONCHANNEL), name); | |
117 | return; | |
118 | } | |
119 | ||
120 | if(MyConnect(source_p) && !IsOper(source_p) && !IsExemptSpambot(source_p)) | |
121 | check_spambot_warning(source_p, NULL); | |
122 | ||
123 | /* | |
124 | * Remove user from the old channel (if any) | |
125 | * only allow /part reasons in -m chans | |
126 | */ | |
127 | if(reason[0] && (is_chanop(msptr) || !MyConnect(source_p) || | |
128 | ((can_send(chptr, source_p, msptr) > 0 && | |
129 | (source_p->localClient->firsttime + | |
130 | ConfigFileEntry.anti_spam_exit_message_time) < rb_current_time())))) | |
131 | { | |
132 | if(chptr->mode.mode & MODE_NOCOLOR) | |
133 | { | |
134 | rb_strlcpy(reason2, reason, BUFSIZE); | |
135 | strip_colour(reason2); | |
136 | reason = reason2; | |
137 | } | |
138 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, | |
139 | ":%s PART %s :%s", use_id(source_p), chptr->chname, reason); | |
140 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s :%s", | |
141 | source_p->name, source_p->username, | |
142 | source_p->host, chptr->chname, reason); | |
143 | } | |
144 | else | |
145 | { | |
146 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, | |
147 | ":%s PART %s", use_id(source_p), chptr->chname); | |
148 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s", | |
149 | source_p->name, source_p->username, | |
150 | source_p->host, chptr->chname); | |
151 | } | |
152 | remove_user_from_channel(msptr); | |
153 | } |