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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * m_names.c: Shows the users who are online. | |
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 | |
212380e3 AC |
23 | */ |
24 | ||
25 | #include "stdinc.h" | |
212380e3 AC |
26 | #include "channel.h" |
27 | #include "client.h" | |
212380e3 | 28 | #include "hash.h" |
4562c604 | 29 | #include "match.h" |
212380e3 AC |
30 | #include "ircd.h" |
31 | #include "numeric.h" | |
32 | #include "send.h" | |
33 | #include "s_serv.h" | |
34 | #include "s_conf.h" | |
35 | #include "msg.h" | |
36 | #include "parse.h" | |
37 | #include "modules.h" | |
d4f7eb4c | 38 | #include "s_newconf.h" |
212380e3 | 39 | |
eeabf33a EM |
40 | static const char names_desc[] = "Provides the NAMES command to view users on a channel"; |
41 | ||
3c7d6fcc | 42 | static void m_names(struct MsgBuf *, struct Client *, struct Client *, int, const char **); |
212380e3 AC |
43 | |
44 | struct Message names_msgtab = { | |
7baa37a9 | 45 | "NAMES", 0, 0, 0, 0, |
212380e3 AC |
46 | {mg_unreg, {m_names, 0}, mg_ignore, mg_ignore, mg_ignore, {m_names, 0}} |
47 | }; | |
48 | ||
49 | mapi_clist_av1 names_clist[] = { &names_msgtab, NULL }; | |
1fe7d608 | 50 | |
1fe7d608 | 51 | DECLARE_MODULE_AV2(names, NULL, NULL, names_clist, NULL, NULL, NULL, NULL, names_desc); |
212380e3 AC |
52 | |
53 | static void names_global(struct Client *source_p); | |
54 | ||
55 | /************************************************************************ | |
56 | * m_names() - Added by Jto 27 Apr 1989 | |
57 | ************************************************************************/ | |
58 | ||
59 | /* | |
60 | * m_names | |
212380e3 AC |
61 | * parv[1] = channel |
62 | */ | |
3c7d6fcc | 63 | static void |
428ca87b | 64 | m_names(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) |
212380e3 AC |
65 | { |
66 | static time_t last_used = 0; | |
67 | struct Channel *chptr = NULL; | |
68 | char *s; | |
69 | ||
70 | if(parc > 1 && !EmptyString(parv[1])) | |
71 | { | |
72 | char *p = LOCAL_COPY(parv[1]); | |
73 | if((s = strchr(p, ','))) | |
74 | *s = '\0'; | |
75 | ||
76 | if(!check_channel_name(p)) | |
77 | { | |
78 | sendto_one_numeric(source_p, ERR_BADCHANNAME, | |
79 | form_str(ERR_BADCHANNAME), | |
80 | (unsigned char *) p); | |
3c7d6fcc | 81 | return; |
212380e3 AC |
82 | } |
83 | ||
84 | if((chptr = find_channel(p)) != NULL) | |
85 | channel_member_names(chptr, source_p, 1); | |
86 | else | |
55abcbb2 | 87 | sendto_one(source_p, form_str(RPL_ENDOFNAMES), |
212380e3 AC |
88 | me.name, source_p->name, p); |
89 | } | |
90 | else | |
91 | { | |
d4f7eb4c | 92 | if(!IsOperGeneral(source_p)) |
212380e3 | 93 | { |
e3354945 | 94 | if((last_used + ConfigFileEntry.pace_wait) > rb_current_time()) |
212380e3 AC |
95 | { |
96 | sendto_one(source_p, form_str(RPL_LOAD2HI), | |
97 | me.name, source_p->name, "NAMES"); | |
98 | sendto_one(source_p, form_str(RPL_ENDOFNAMES), | |
99 | me.name, source_p->name, "*"); | |
3c7d6fcc | 100 | return; |
212380e3 AC |
101 | } |
102 | else | |
e3354945 | 103 | last_used = rb_current_time(); |
212380e3 AC |
104 | } |
105 | ||
106 | names_global(source_p); | |
55abcbb2 | 107 | sendto_one(source_p, form_str(RPL_ENDOFNAMES), |
212380e3 AC |
108 | me.name, source_p->name, "*"); |
109 | } | |
212380e3 AC |
110 | } |
111 | ||
112 | /* | |
113 | * names_global | |
114 | * | |
115 | * inputs - pointer to client struct requesting names | |
116 | * output - none | |
117 | * side effects - lists all non public non secret channels | |
118 | */ | |
119 | static void | |
120 | names_global(struct Client *source_p) | |
121 | { | |
3c7d6fcc | 122 | bool dont_show = false; |
31db8f00 | 123 | rb_dlink_node *ptr; |
212380e3 AC |
124 | struct Client *target_p; |
125 | struct Channel *chptr = NULL; | |
212380e3 AC |
126 | |
127 | /* first do all visible channels */ | |
5b96d9a6 | 128 | RB_DLINK_FOREACH(ptr, global_channel_list.head) |
212380e3 AC |
129 | { |
130 | chptr = ptr->data; | |
131 | channel_member_names(chptr, source_p, 0); | |
132 | } | |
e51d9a67 DF |
133 | |
134 | send_multiline_init(source_p, " ", form_str(RPL_NAMREPLY), | |
135 | me.name, | |
136 | source_p->name, | |
137 | "*", | |
138 | "*"); | |
212380e3 AC |
139 | |
140 | /* Second, do all clients in one big sweep */ | |
5b96d9a6 | 141 | RB_DLINK_FOREACH(ptr, global_client_list.head) |
212380e3 | 142 | { |
31db8f00 EK |
143 | rb_dlink_node *ps, *pt; |
144 | struct membership *ms, *mt; | |
145 | ||
212380e3 | 146 | target_p = ptr->data; |
3c7d6fcc | 147 | dont_show = false; |
212380e3 AC |
148 | |
149 | if(!IsPerson(target_p) || IsInvisible(target_p)) | |
150 | continue; | |
151 | ||
152 | /* we want to show -i clients that are either: | |
153 | * a) not on any channels | |
154 | * b) only on +p channels | |
155 | * | |
156 | * both were missed out above. if the target is on a | |
157 | * common channel with source, its already been shown. | |
158 | */ | |
31db8f00 | 159 | ITER_COMM_CHANNELS(ps, pt, source_p->user->channel.head, target_p->user->channel.head, ms, mt, chptr) |
212380e3 | 160 | { |
31db8f00 | 161 | if (!mt) continue; |
212380e3 | 162 | |
31db8f00 | 163 | if (PubChannel(chptr) || SecretChannel(chptr) || ms) |
212380e3 | 164 | { |
3c7d6fcc | 165 | dont_show = true; |
212380e3 AC |
166 | break; |
167 | } | |
168 | } | |
169 | ||
170 | if(dont_show) | |
171 | continue; | |
172 | ||
54c7ead6 | 173 | if (IsCapable(source_p, CLICAP_USERHOST_IN_NAMES)) |
212380e3 | 174 | { |
e51d9a67 DF |
175 | send_multiline_item(source_p, "%s!%s@%s", |
176 | target_p->name, | |
177 | target_p->username, | |
178 | target_p->host); | |
54c7ead6 EK |
179 | } |
180 | else | |
181 | { | |
e51d9a67 | 182 | send_multiline_item(source_p, "%s", target_p->name); |
212380e3 | 183 | } |
212380e3 AC |
184 | } |
185 | ||
e51d9a67 | 186 | send_multiline_fini(source_p, NULL); |
212380e3 | 187 | } |