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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * m_topic.c: Sets a channel topic. | |
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_topic.c 254 2005-09-21 23:35:12Z nenolod $ | |
25 | */ | |
26 | ||
27 | #include "stdinc.h" | |
212380e3 AC |
28 | #include "channel.h" |
29 | #include "client.h" | |
30 | #include "hash.h" | |
4562c604 | 31 | #include "match.h" |
212380e3 AC |
32 | #include "ircd.h" |
33 | #include "numeric.h" | |
34 | #include "send.h" | |
41615da9 | 35 | #include "s_newconf.h" |
212380e3 AC |
36 | #include "s_conf.h" |
37 | #include "s_serv.h" | |
38 | #include "msg.h" | |
39 | #include "parse.h" | |
40 | #include "modules.h" | |
41 | #include "packet.h" | |
717238d2 | 42 | #include "tgchange.h" |
77d3d2db | 43 | #include "logger.h" |
633531a4 | 44 | #include "inline/stringops.h" |
212380e3 | 45 | |
428ca87b AC |
46 | static int m_topic(struct MsgBuf *, struct Client *, struct Client *, int, const char **); |
47 | static int ms_topic(struct MsgBuf *, struct Client *, struct Client *, int, const char **); | |
212380e3 AC |
48 | |
49 | struct Message topic_msgtab = { | |
50 | "TOPIC", 0, 0, 0, MFLG_SLOW, | |
51 | {mg_unreg, {m_topic, 2}, {m_topic, 2}, {ms_topic, 5}, mg_ignore, {m_topic, 2}} | |
52 | }; | |
53 | ||
54 | mapi_clist_av1 topic_clist[] = { &topic_msgtab, NULL }; | |
55 | DECLARE_MODULE_AV1(topic, NULL, NULL, topic_clist, NULL, NULL, "$Revision: 254 $"); | |
56 | ||
57 | /* | |
58 | * m_topic | |
212380e3 AC |
59 | * parv[1] = channel name |
60 | * parv[2] = new topic, if setting topic | |
61 | */ | |
62 | static int | |
428ca87b | 63 | m_topic(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) |
212380e3 AC |
64 | { |
65 | struct Channel *chptr = NULL; | |
66 | struct membership *msptr; | |
67 | char *p = NULL; | |
41615da9 JT |
68 | const char *name; |
69 | int operspy = 0; | |
212380e3 AC |
70 | |
71 | if((p = strchr(parv[1], ','))) | |
72 | *p = '\0'; | |
73 | ||
41615da9 JT |
74 | name = parv[1]; |
75 | ||
76 | if(IsOperSpy(source_p) && parv[1][0] == '!') | |
77 | { | |
78 | name++; | |
79 | operspy = 1; | |
80 | ||
81 | if(EmptyString(name)) | |
82 | { | |
83 | sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), | |
84 | me.name, source_p->name, "TOPIC"); | |
85 | return 0; | |
86 | } | |
87 | } | |
88 | ||
212380e3 AC |
89 | if(MyClient(source_p) && !IsFloodDone(source_p)) |
90 | flood_endgrace(source_p); | |
91 | ||
41615da9 | 92 | chptr = find_channel(name); |
212380e3 AC |
93 | |
94 | if(chptr == NULL) | |
95 | { | |
96 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, | |
41615da9 | 97 | form_str(ERR_NOSUCHCHANNEL), name); |
212380e3 AC |
98 | return 0; |
99 | } | |
100 | ||
101 | /* setting topic */ | |
102 | if(parc > 2) | |
103 | { | |
104 | msptr = find_channel_membership(chptr, source_p); | |
105 | ||
106 | if(msptr == NULL) | |
107 | { | |
108 | sendto_one_numeric(source_p, ERR_NOTONCHANNEL, | |
41615da9 | 109 | form_str(ERR_NOTONCHANNEL), name); |
212380e3 AC |
110 | return 0; |
111 | } | |
112 | ||
717238d2 JT |
113 | if(MyClient(source_p) && !is_chanop_voiced(msptr) && |
114 | !IsOper(source_p) && | |
115 | !add_channel_target(source_p, chptr)) | |
116 | { | |
117 | sendto_one(source_p, form_str(ERR_TARGCHANGE), | |
118 | me.name, source_p->name, chptr->chname); | |
119 | return 0; | |
120 | } | |
121 | ||
406478d2 | 122 | if(((chptr->mode.mode & MODE_TOPICLIMIT) == 0 || |
3ee43bcf | 123 | get_channel_access(source_p, chptr, msptr, MODE_ADD, NULL) >= CHFL_CHANOP) && |
406478d2 JT |
124 | (!MyClient(source_p) || |
125 | can_send(chptr, source_p, msptr))) | |
212380e3 | 126 | { |
633531a4 | 127 | char topic[TOPICLEN + 1]; |
212380e3 | 128 | char topic_info[USERHOST_REPLYLEN]; |
633531a4 | 129 | rb_strlcpy(topic, parv[2], sizeof(topic)); |
5203cba5 | 130 | sprintf(topic_info, "%s!%s@%s", |
212380e3 | 131 | source_p->name, source_p->username, source_p->host); |
633531a4 AC |
132 | |
133 | if (ConfigChannel.strip_topic_colors) | |
134 | strip_colour(topic); | |
135 | ||
136 | set_channel_topic(chptr, topic, topic_info, rb_current_time()); | |
212380e3 AC |
137 | |
138 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, | |
139 | ":%s TOPIC %s :%s", | |
140 | use_id(source_p), chptr->chname, | |
141 | chptr->topic == NULL ? "" : chptr->topic); | |
212380e3 AC |
142 | sendto_channel_local(ALL_MEMBERS, |
143 | chptr, ":%s!%s@%s TOPIC %s :%s", | |
144 | source_p->name, source_p->username, | |
145 | source_p->host, chptr->chname, | |
146 | chptr->topic == NULL ? "" : chptr->topic); | |
147 | } | |
148 | else | |
149 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
631b4a54 JT |
150 | get_id(&me, source_p), |
151 | get_id(source_p, source_p), name); | |
212380e3 AC |
152 | } |
153 | else if(MyClient(source_p)) | |
154 | { | |
41615da9 JT |
155 | if(operspy) |
156 | report_operspy(source_p, "TOPIC", chptr->chname); | |
157 | if(!IsMember(source_p, chptr) && SecretChannel(chptr) && | |
158 | !operspy) | |
212380e3 AC |
159 | { |
160 | sendto_one_numeric(source_p, ERR_NOTONCHANNEL, | |
41615da9 | 161 | form_str(ERR_NOTONCHANNEL), name); |
212380e3 AC |
162 | return 0; |
163 | } | |
164 | if(chptr->topic == NULL) | |
165 | sendto_one(source_p, form_str(RPL_NOTOPIC), | |
41615da9 | 166 | me.name, source_p->name, name); |
212380e3 AC |
167 | else |
168 | { | |
169 | sendto_one(source_p, form_str(RPL_TOPIC), | |
170 | me.name, source_p->name, chptr->chname, chptr->topic); | |
171 | ||
172 | sendto_one(source_p, form_str(RPL_TOPICWHOTIME), | |
173 | me.name, source_p->name, chptr->chname, | |
0cce01d3 JT |
174 | chptr->topic_info, |
175 | (unsigned long)chptr->topic_time); | |
212380e3 AC |
176 | } |
177 | } | |
178 | ||
179 | return 0; | |
180 | } | |
181 | ||
182 | /* | |
183 | * ms_topic | |
212380e3 AC |
184 | * parv[1] = channel name |
185 | * parv[2] = topic_info | |
186 | * parv[3] = topic_info time | |
187 | * parv[4] = new channel topic | |
188 | * | |
189 | * Let servers always set a topic | |
190 | */ | |
191 | static int | |
428ca87b | 192 | ms_topic(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) |
212380e3 AC |
193 | { |
194 | struct Channel *chptr = NULL; | |
195 | ||
0941f28e JT |
196 | if((chptr = find_channel(parv[1])) == NULL) |
197 | return 0; | |
212380e3 | 198 | |
0941f28e | 199 | set_channel_topic(chptr, parv[4], parv[2], atoi(parv[3])); |
212380e3 | 200 | |
0941f28e | 201 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s TOPIC %s :%s", |
55abcbb2 | 202 | source_p->name, parv[1], |
0941f28e | 203 | chptr->topic == NULL ? "" : chptr->topic); |
212380e3 AC |
204 | |
205 | return 0; | |
206 | } |