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1 | /* | |
2 | * IRC - Internet Relay Chat, contrib/m_clearchan.c | |
3 | * Copyright (C) 2002 Hybrid Development Team | |
4 | * Copyright (C) 2004 ircd-ratbox Development Team | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 1, or (at your option) | |
9 | * any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | * | |
20 | * $Id: m_clearchan.c 3161 2007-01-25 07:23:01Z nenolod $ | |
21 | */ | |
22 | #include "stdinc.h" | |
23 | #include "channel.h" | |
24 | #include "client.h" | |
25 | #include "hash.h" | |
26 | #include "match.h" | |
27 | #include "ircd.h" | |
28 | #include "numeric.h" | |
29 | #include "s_user.h" | |
30 | #include "s_conf.h" | |
31 | #include "s_newconf.h" | |
32 | #include "send.h" | |
33 | #include "msg.h" | |
34 | #include "parse.h" | |
35 | #include "modules.h" | |
36 | #include "packet.h" | |
37 | ||
38 | static int mo_clearchan(struct Client *client_p, struct Client *source_p, | |
39 | int parc, const char *parv[]); | |
40 | ||
41 | struct Message clearchan_msgtab = { | |
42 | "CLEARCHAN", 0, 0, 0, MFLG_SLOW, | |
43 | {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, mg_ignore, {mo_clearchan, 2}} | |
44 | }; | |
45 | ||
46 | mapi_clist_av1 clearchan_clist[] = { &clearchan_msgtab, NULL }; | |
47 | ||
48 | DECLARE_MODULE_AV1(clearchan, NULL, NULL, clearchan_clist, NULL, NULL, "$Revision: 3161 $"); | |
49 | ||
50 | /* | |
51 | ** mo_clearchan | |
52 | ** parv[1] = channel | |
53 | */ | |
54 | static int | |
55 | mo_clearchan(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
56 | { | |
57 | struct Channel *chptr; | |
58 | struct membership *msptr; | |
59 | struct Client *target_p; | |
60 | rb_dlink_node *ptr; | |
61 | rb_dlink_node *next_ptr; | |
62 | ||
63 | /* admins only */ | |
64 | if(!IsOperAdmin(source_p)) | |
65 | { | |
66 | sendto_one_notice(source_p, ":You have no A flag"); | |
67 | return 0; | |
68 | } | |
69 | ||
70 | ||
71 | if((chptr = find_channel(parv[1])) == NULL) | |
72 | { | |
73 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, | |
74 | form_str(ERR_NOSUCHCHANNEL), parv[1]); | |
75 | return 0; | |
76 | } | |
77 | ||
78 | if(IsMember(source_p, chptr)) | |
79 | { | |
80 | sendto_one_notice(source_p, ":*** Please part %s before using CLEARCHAN", parv[1]); | |
81 | return 0; | |
82 | } | |
83 | ||
84 | /* quickly make everyone a peon.. */ | |
85 | RB_DLINK_FOREACH(ptr, chptr->members.head) | |
86 | { | |
87 | msptr = ptr->data; | |
88 | msptr->flags &= ~CHFL_CHANOP | CHFL_VOICE; | |
89 | } | |
90 | ||
91 | sendto_wallops_flags(UMODE_WALLOP, &me, | |
92 | "CLEARCHAN called for [%s] by %s!%s@%s", | |
93 | parv[1], source_p->name, source_p->username, source_p->host); | |
94 | ilog(L_MAIN, "CLEARCHAN called for [%s] by %s!%s@%s", | |
95 | parv[1], source_p->name, source_p->username, source_p->host); | |
96 | ||
97 | if(*chptr->chname != '&') | |
98 | { | |
99 | sendto_server(NULL, NULL, NOCAPS, NOCAPS, | |
100 | ":%s WALLOPS :CLEARCHAN called for [%s] by %s!%s@%s", | |
101 | me.name, parv[1], source_p->name, source_p->username, source_p->host); | |
102 | ||
103 | /* SJOIN the user to give them ops, and lock the channel */ | |
104 | sendto_server(client_p, chptr, NOCAPS, NOCAPS, | |
105 | ":%s SJOIN %ld %s +ntsi :@%s", | |
106 | me.name, (long) (chptr->channelts - 1), | |
107 | chptr->chname, source_p->name); | |
108 | } | |
109 | ||
110 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN %s", | |
111 | source_p->name, source_p->username, source_p->host, chptr->chname); | |
112 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s MODE %s +o %s", | |
113 | me.name, chptr->chname, source_p->name); | |
114 | ||
115 | add_user_to_channel(chptr, source_p, CHFL_CHANOP); | |
116 | ||
117 | /* Take the TS down by 1, so we don't see the channel taken over | |
118 | * again. */ | |
119 | if(chptr->channelts) | |
120 | chptr->channelts--; | |
121 | ||
122 | chptr->mode.mode = MODE_SECRET | MODE_TOPICLIMIT | MODE_INVITEONLY | MODE_NOPRIVMSGS; | |
123 | chptr->mode.key[0] = '\0'; | |
124 | ||
125 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->members.head) | |
126 | { | |
127 | msptr = ptr->data; | |
128 | target_p = msptr->client_p; | |
129 | ||
130 | /* skip the person we just added.. */ | |
131 | if(is_chanop(msptr)) | |
132 | continue; | |
133 | ||
134 | sendto_channel_local(ALL_MEMBERS, chptr, | |
135 | ":%s KICK %s %s :CLEARCHAN", | |
136 | source_p->name, chptr->chname, target_p->name); | |
137 | ||
138 | if(*chptr->chname != '&') | |
139 | sendto_server(NULL, chptr, NOCAPS, NOCAPS, | |
140 | ":%s KICK %s %s :CLEARCHAN", | |
141 | source_p->name, chptr->chname, target_p->name); | |
142 | ||
143 | remove_user_from_channel(msptr); | |
144 | } | |
145 | ||
146 | /* Join the user themselves to the channel down here, so they dont see a nicklist | |
147 | * or people being kicked */ | |
148 | sendto_one(source_p, ":%s!%s@%s JOIN %s", | |
149 | source_p->name, source_p->username, source_p->host, chptr->chname); | |
150 | ||
151 | channel_member_names(chptr, source_p, 1); | |
152 | ||
153 | return 0; | |
154 | } |