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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * m_join.c: Joins 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 | * | |
f4a80ce6 | 24 | * $Id: m_join.c 3494 2007-05-27 13:07:27Z jilles $ |
212380e3 AC |
25 | */ |
26 | ||
27 | #include "stdinc.h" | |
212380e3 AC |
28 | #include "channel.h" |
29 | #include "client.h" | |
30 | #include "common.h" | |
31 | #include "hash.h" | |
4562c604 | 32 | #include "match.h" |
212380e3 AC |
33 | #include "ircd.h" |
34 | #include "numeric.h" | |
35 | #include "send.h" | |
36 | #include "s_serv.h" | |
37 | #include "s_conf.h" | |
38 | #include "s_newconf.h" | |
39 | #include "msg.h" | |
40 | #include "parse.h" | |
41 | #include "modules.h" | |
212380e3 AC |
42 | #include "packet.h" |
43 | ||
44 | static int m_join(struct Client *, struct Client *, int, const char **); | |
45 | static int ms_join(struct Client *, struct Client *, int, const char **); | |
8cc12805 | 46 | static int ms_sjoin(struct Client *, struct Client *, int, const char **); |
212380e3 AC |
47 | |
48 | static int h_can_create_channel; | |
49 | static int h_channel_join; | |
50 | ||
51 | struct Message join_msgtab = { | |
52 | "JOIN", 0, 0, 0, MFLG_SLOW, | |
53 | {mg_unreg, {m_join, 2}, {ms_join, 2}, mg_ignore, mg_ignore, {m_join, 2}} | |
54 | }; | |
55 | ||
8cc12805 VY |
56 | struct Message sjoin_msgtab = { |
57 | "SJOIN", 0, 0, 0, MFLG_SLOW, | |
1766edef | 58 | {mg_unreg, mg_ignore, mg_ignore, {ms_sjoin, 4}, mg_ignore, mg_ignore} |
8cc12805 VY |
59 | }; |
60 | ||
61 | mapi_clist_av1 join_clist[] = { &join_msgtab, &sjoin_msgtab, NULL }; | |
212380e3 AC |
62 | |
63 | mapi_hlist_av1 join_hlist[] = { | |
64 | { "can_create_channel", &h_can_create_channel }, | |
65 | { "channel_join", &h_channel_join }, | |
66 | { NULL, NULL }, | |
67 | }; | |
68 | ||
f4a80ce6 | 69 | DECLARE_MODULE_AV1(join, NULL, NULL, join_clist, join_hlist, NULL, "$Revision: 3494 $"); |
212380e3 | 70 | |
f4a80ce6 | 71 | static void do_join_0(struct Client *client_p, struct Client *source_p); |
212380e3 AC |
72 | static int check_channel_name_loc(struct Client *source_p, const char *name); |
73 | ||
74 | static void set_final_mode(struct Mode *mode, struct Mode *oldmode); | |
75 | static void remove_our_modes(struct Channel *chptr, struct Client *source_p); | |
76 | ||
8cc12805 | 77 | static void remove_ban_list(struct Channel *chptr, struct Client *source_p, |
8afeb720 | 78 | rb_dlink_list * list, char c, int mems); |
8cc12805 | 79 | |
212380e3 AC |
80 | static char modebuf[MODEBUFLEN]; |
81 | static char parabuf[MODEBUFLEN]; | |
8cc12805 | 82 | static const char *para[MAXMODEPARAMS]; |
212380e3 | 83 | static char *mbuf; |
8cc12805 | 84 | static int pargs; |
212380e3 AC |
85 | |
86 | /* Check what we will forward to, without sending any notices to the user | |
87 | * -- jilles | |
88 | */ | |
89 | static struct Channel * | |
90 | check_forward(struct Client *source_p, struct Channel *chptr, | |
91 | char *key) | |
92 | { | |
93 | int depth = 0, i; | |
94 | ||
95 | /* User is +Q */ | |
96 | if (IsNoForward(source_p)) | |
97 | return NULL; | |
98 | ||
99 | while (depth < 16) | |
100 | { | |
101 | chptr = find_channel(chptr->mode.forward); | |
102 | /* Can only forward to existing channels */ | |
103 | if (chptr == NULL) | |
104 | return NULL; | |
105 | /* Already on there, show original error message */ | |
106 | if (IsMember(source_p, chptr)) | |
107 | return NULL; | |
108 | /* Juped. Sending a warning notice would be unfair */ | |
109 | if (hash_find_resv(chptr->chname)) | |
110 | return NULL; | |
111 | /* Don't forward to +Q channel */ | |
112 | if (chptr->mode.mode & MODE_DISFORWARD) | |
113 | return NULL; | |
114 | i = can_join(source_p, chptr, key); | |
115 | if (i == 0) | |
116 | return chptr; | |
117 | if (i != ERR_INVITEONLYCHAN && i != ERR_NEEDREGGEDNICK && i != ERR_THROTTLE && i != ERR_CHANNELISFULL) | |
118 | return NULL; | |
119 | depth++; | |
120 | } | |
121 | ||
122 | return NULL; | |
123 | } | |
124 | ||
125 | /* | |
126 | * m_join | |
127 | * parv[0] = sender prefix | |
128 | * parv[1] = channel | |
129 | * parv[2] = channel password (key) | |
130 | */ | |
131 | static int | |
132 | m_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
133 | { | |
134 | static char jbuf[BUFSIZE]; | |
135 | struct Channel *chptr = NULL; | |
136 | struct ConfItem *aconf; | |
137 | char *name; | |
138 | char *key = NULL; | |
139 | int i, flags = 0; | |
140 | char *p = NULL, *p2 = NULL; | |
141 | char *chanlist; | |
142 | char *mykey; | |
143 | int successful_join_count = 0; /* Number of channels successfully joined */ | |
144 | ||
145 | jbuf[0] = '\0'; | |
146 | ||
147 | /* rebuild the list of channels theyre supposed to be joining. | |
148 | * this code has a side effect of losing keys, but.. | |
149 | */ | |
150 | chanlist = LOCAL_COPY(parv[1]); | |
4a2651e5 | 151 | for(name = rb_strtok_r(chanlist, ",", &p); name; name = rb_strtok_r(NULL, ",", &p)) |
212380e3 AC |
152 | { |
153 | /* check the length and name of channel is ok */ | |
154 | if(!check_channel_name_loc(source_p, name) || (strlen(name) > LOC_CHANNELLEN)) | |
155 | { | |
156 | sendto_one_numeric(source_p, ERR_BADCHANNAME, | |
157 | form_str(ERR_BADCHANNAME), (unsigned char *) name); | |
158 | continue; | |
159 | } | |
160 | ||
f4a80ce6 JT |
161 | /* join 0 parts all channels */ |
162 | if(*name == '0' && (name[1] == ',' || name[1] == '\0') && name == chanlist) | |
163 | { | |
164 | (void) strcpy(jbuf, "0"); | |
165 | continue; | |
166 | } | |
167 | ||
212380e3 AC |
168 | /* check it begins with # or &, and local chans are disabled */ |
169 | else if(!IsChannelName(name)) | |
170 | { | |
171 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, | |
172 | form_str(ERR_NOSUCHCHANNEL), name); | |
173 | continue; | |
174 | } | |
175 | ||
176 | /* see if its resv'd */ | |
177 | if(!IsExemptResv(source_p) && (aconf = hash_find_resv(name))) | |
178 | { | |
179 | sendto_one_numeric(source_p, ERR_BADCHANNAME, | |
180 | form_str(ERR_BADCHANNAME), name); | |
181 | ||
182 | /* dont warn for opers */ | |
183 | if(!IsExemptJupe(source_p) && !IsOper(source_p)) | |
184 | sendto_realops_snomask(SNO_SPY, L_NETWIDE, | |
185 | "User %s (%s@%s) is attempting to join locally juped channel %s (%s)", | |
186 | source_p->name, source_p->username, | |
63aecfb9 | 187 | source_p->orighost, name, aconf->passwd); |
212380e3 AC |
188 | /* dont update tracking for jupe exempt users, these |
189 | * are likely to be spamtrap leaves | |
190 | */ | |
191 | else if(IsExemptJupe(source_p)) | |
192 | aconf->port--; | |
193 | ||
194 | continue; | |
195 | } | |
196 | ||
197 | if(splitmode && !IsOper(source_p) && (*name != '&') && | |
198 | ConfigChannel.no_join_on_split) | |
199 | { | |
200 | sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE), | |
201 | me.name, source_p->name, name); | |
202 | continue; | |
203 | } | |
204 | ||
205 | if(*jbuf) | |
206 | (void) strcat(jbuf, ","); | |
1f9de103 | 207 | (void) rb_strlcat(jbuf, name, sizeof(jbuf)); |
212380e3 AC |
208 | } |
209 | ||
210 | if(parc > 2) | |
211 | { | |
212 | mykey = LOCAL_COPY(parv[2]); | |
4a2651e5 | 213 | key = rb_strtok_r(mykey, ",", &p2); |
212380e3 AC |
214 | } |
215 | ||
4a2651e5 VY |
216 | for(name = rb_strtok_r(jbuf, ",", &p); name; |
217 | key = (key) ? rb_strtok_r(NULL, ",", &p2) : NULL, name = rb_strtok_r(NULL, ",", &p)) | |
212380e3 AC |
218 | { |
219 | hook_data_channel_activity hook_info; | |
220 | ||
f4a80ce6 JT |
221 | /* JOIN 0 simply parts all channels the user is in */ |
222 | if(*name == '0' && !atoi(name)) | |
223 | { | |
224 | if(source_p->user->channel.head == NULL) | |
225 | continue; | |
226 | ||
227 | do_join_0(&me, source_p); | |
228 | continue; | |
229 | } | |
230 | ||
212380e3 AC |
231 | /* look for the channel */ |
232 | if((chptr = find_channel(name)) != NULL) | |
233 | { | |
234 | if(IsMember(source_p, chptr)) | |
235 | continue; | |
236 | ||
237 | flags = 0; | |
238 | } | |
239 | else | |
240 | { | |
241 | hook_data_client_approval moduledata; | |
242 | ||
243 | moduledata.client = source_p; | |
244 | moduledata.approved = 0; | |
245 | ||
246 | call_hook(h_can_create_channel, &moduledata); | |
247 | ||
544cde90 | 248 | if(moduledata.approved != 0) |
212380e3 AC |
249 | { |
250 | sendto_one(source_p, form_str(moduledata.approved), | |
251 | me.name, source_p->name, name); | |
252 | continue; | |
253 | } | |
254 | ||
255 | if(splitmode && !IsOper(source_p) && (*name != '&') && | |
256 | ConfigChannel.no_create_on_split) | |
257 | { | |
258 | sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE), | |
259 | me.name, source_p->name, name); | |
260 | continue; | |
261 | } | |
262 | ||
263 | flags = CHFL_CHANOP; | |
264 | } | |
265 | ||
5b96d9a6 | 266 | if((rb_dlink_list_length(&source_p->user->channel) >= |
212380e3 AC |
267 | (unsigned long) ConfigChannel.max_chans_per_user) && |
268 | (!IsOper(source_p) || | |
5b96d9a6 | 269 | (rb_dlink_list_length(&source_p->user->channel) >= |
212380e3 AC |
270 | (unsigned long) ConfigChannel.max_chans_per_user * 3))) |
271 | { | |
272 | sendto_one(source_p, form_str(ERR_TOOMANYCHANNELS), | |
273 | me.name, source_p->name, name); | |
274 | if(successful_join_count) | |
e3354945 | 275 | source_p->localClient->last_join_time = rb_current_time(); |
212380e3 AC |
276 | return 0; |
277 | } | |
278 | ||
279 | if(flags == 0) /* if channel doesn't exist, don't penalize */ | |
280 | successful_join_count++; | |
281 | ||
282 | if(chptr == NULL) /* If I already have a chptr, no point doing this */ | |
283 | { | |
284 | chptr = get_or_create_channel(source_p, name, NULL); | |
285 | ||
286 | if(chptr == NULL) | |
287 | { | |
288 | sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE), | |
289 | me.name, source_p->name, name); | |
290 | if(successful_join_count > 0) | |
291 | successful_join_count--; | |
292 | continue; | |
293 | } | |
294 | } | |
295 | ||
296 | if(!IsOper(source_p) && !IsExemptSpambot(source_p)) | |
297 | check_spambot_warning(source_p, name); | |
298 | ||
299 | /* can_join checks for +i key, bans etc */ | |
300 | if((i = can_join(source_p, chptr, key))) | |
301 | { | |
302 | if ((i != ERR_NEEDREGGEDNICK && i != ERR_THROTTLE && i != ERR_INVITEONLYCHAN && i != ERR_CHANNELISFULL) || | |
303 | (!ConfigChannel.use_forward || (chptr = check_forward(source_p, chptr, key)) == NULL)) | |
304 | { | |
305 | sendto_one(source_p, form_str(i), me.name, source_p->name, name); | |
306 | if(successful_join_count > 0) | |
307 | successful_join_count--; | |
308 | continue; | |
309 | } | |
310 | sendto_one_numeric(source_p, ERR_LINKCHANNEL, form_str(ERR_LINKCHANNEL), name, chptr->chname); | |
311 | } | |
312 | ||
313 | /* add the user to the channel */ | |
314 | add_user_to_channel(chptr, source_p, flags); | |
315 | if (chptr->mode.join_num && | |
e3354945 | 316 | rb_current_time() - chptr->join_delta >= chptr->mode.join_time) |
212380e3 AC |
317 | { |
318 | chptr->join_count = 0; | |
e3354945 | 319 | chptr->join_delta = rb_current_time(); |
212380e3 AC |
320 | } |
321 | chptr->join_count++; | |
322 | ||
323 | /* we send the user their join here, because we could have to | |
324 | * send a mode out next. | |
325 | */ | |
326 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN :%s", | |
327 | source_p->name, | |
328 | source_p->username, source_p->host, chptr->chname); | |
329 | ||
330 | /* its a new channel, set +nt and burst. */ | |
331 | if(flags & CHFL_CHANOP) | |
332 | { | |
e3354945 | 333 | chptr->channelts = rb_current_time(); |
212380e3 AC |
334 | chptr->mode.mode |= MODE_TOPICLIMIT; |
335 | chptr->mode.mode |= MODE_NOPRIVMSGS; | |
336 | ||
337 | sendto_channel_local(ONLY_CHANOPS, chptr, ":%s MODE %s +nt", | |
338 | me.name, chptr->chname); | |
339 | ||
340 | if(*chptr->chname == '#') | |
341 | { | |
342 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, | |
343 | ":%s SJOIN %ld %s +nt :@%s", | |
344 | me.id, (long) chptr->channelts, | |
345 | chptr->chname, source_p->id); | |
212380e3 AC |
346 | } |
347 | } | |
348 | else | |
349 | { | |
212380e3 | 350 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, |
bee3b671 | 351 | ":%s JOIN %ld %s +", |
212380e3 | 352 | use_id(source_p), (long) chptr->channelts, |
bee3b671 | 353 | chptr->chname); |
212380e3 AC |
354 | } |
355 | ||
356 | del_invite(chptr, source_p); | |
357 | ||
358 | if(chptr->topic != NULL) | |
359 | { | |
360 | sendto_one(source_p, form_str(RPL_TOPIC), me.name, | |
361 | source_p->name, chptr->chname, chptr->topic); | |
362 | ||
363 | sendto_one(source_p, form_str(RPL_TOPICWHOTIME), | |
364 | me.name, source_p->name, chptr->chname, | |
365 | chptr->topic_info, chptr->topic_time); | |
366 | } | |
367 | ||
368 | channel_member_names(chptr, source_p, 1); | |
369 | ||
370 | if(successful_join_count) | |
e3354945 | 371 | source_p->localClient->last_join_time = rb_current_time(); |
212380e3 AC |
372 | |
373 | hook_info.client = source_p; | |
374 | hook_info.chptr = chptr; | |
375 | hook_info.key = key; | |
376 | call_hook(h_channel_join, &hook_info); | |
377 | } | |
378 | ||
379 | return 0; | |
380 | } | |
381 | ||
382 | /* | |
383 | * ms_join | |
384 | * | |
385 | * inputs - | |
386 | * output - none | |
387 | * side effects - handles remote JOIN's sent by servers. In TSora | |
388 | * remote clients are joined using SJOIN, hence a | |
389 | * JOIN sent by a server on behalf of a client is an error. | |
390 | * here, the initial code is in to take an extra parameter | |
391 | * and use it for the TimeStamp on a new channel. | |
392 | */ | |
393 | static int | |
394 | ms_join(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
395 | { | |
396 | struct Channel *chptr; | |
bee3b671 | 397 | static struct Mode mode; |
212380e3 AC |
398 | time_t oldts; |
399 | time_t newts; | |
400 | int isnew; | |
212380e3 AC |
401 | int keep_our_modes = YES; |
402 | int keep_new_modes = YES; | |
637c4932 | 403 | rb_dlink_node *ptr, *next_ptr; |
212380e3 | 404 | |
f4a80ce6 JT |
405 | /* special case for join 0 */ |
406 | if((parv[1][0] == '0') && (parv[1][1] == '\0') && parc == 2) | |
407 | { | |
408 | do_join_0(client_p, source_p); | |
409 | return 0; | |
410 | } | |
411 | ||
212380e3 AC |
412 | if(parc < 4) |
413 | return 0; | |
414 | ||
415 | if(!IsChannelName(parv[2]) || !check_channel_name(parv[2])) | |
416 | return 0; | |
417 | ||
418 | /* joins for local channels cant happen. */ | |
419 | if(parv[2][0] == '&') | |
420 | return 0; | |
421 | ||
422 | mbuf = modebuf; | |
423 | mode.key[0] = mode.forward[0] = '\0'; | |
424 | mode.mode = mode.limit = mode.join_num = mode.join_time = 0; | |
425 | ||
212380e3 AC |
426 | if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL) |
427 | return 0; | |
428 | ||
429 | newts = atol(parv[1]); | |
430 | oldts = chptr->channelts; | |
212380e3 AC |
431 | |
432 | #ifdef IGNORE_BOGUS_TS | |
433 | if(newts < 800000000) | |
434 | { | |
435 | sendto_realops_snomask(SNO_DEBUG, L_ALL, | |
436 | "*** Bogus TS %ld on %s ignored from %s", | |
437 | (long) newts, chptr->chname, client_p->name); | |
438 | newts = (oldts == 0) ? oldts : 800000000; | |
439 | } | |
440 | #else | |
441 | /* making a channel TS0 */ | |
442 | if(!isnew && !newts && oldts) | |
443 | { | |
444 | sendto_channel_local(ALL_MEMBERS, chptr, | |
445 | ":%s NOTICE %s :*** Notice -- TS for %s changed from %ld to 0", | |
446 | me.name, chptr->chname, chptr->chname, (long) oldts); | |
447 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
448 | "Server %s changing TS on %s from %ld to 0", | |
449 | source_p->name, chptr->chname, (long) oldts); | |
450 | } | |
451 | #endif | |
452 | ||
453 | if(isnew) | |
454 | chptr->channelts = newts; | |
455 | else if(newts == 0 || oldts == 0) | |
456 | chptr->channelts = 0; | |
457 | else if(newts == oldts) | |
458 | ; | |
459 | else if(newts < oldts) | |
460 | { | |
461 | keep_our_modes = NO; | |
462 | chptr->channelts = newts; | |
463 | } | |
464 | else | |
465 | keep_new_modes = NO; | |
466 | ||
212380e3 AC |
467 | /* Lost the TS, other side wins, so remove modes on this side */ |
468 | if(!keep_our_modes) | |
469 | { | |
bee3b671 JT |
470 | set_final_mode(&mode, &chptr->mode); |
471 | chptr->mode = mode; | |
212380e3 | 472 | remove_our_modes(chptr, source_p); |
637c4932 | 473 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->invites.head) |
212380e3 AC |
474 | { |
475 | del_invite(chptr, ptr->data); | |
476 | } | |
bee3b671 JT |
477 | /* If setting -j, clear join throttle state -- jilles */ |
478 | chptr->join_count = chptr->join_delta = 0; | |
212380e3 AC |
479 | sendto_channel_local(ALL_MEMBERS, chptr, |
480 | ":%s NOTICE %s :*** Notice -- TS for %s changed from %ld to %ld", | |
481 | me.name, chptr->chname, chptr->chname, | |
482 | (long) oldts, (long) newts); | |
1117fbd3 JT |
483 | /* Update capitalization in channel name, this makes the |
484 | * capitalization timestamped like modes are -- jilles */ | |
485 | strcpy(chptr->chname, parv[2]); | |
bee3b671 JT |
486 | if(*modebuf != '\0') |
487 | sendto_channel_local(ALL_MEMBERS, chptr, | |
488 | ":%s MODE %s %s %s", | |
489 | source_p->servptr->name, | |
490 | chptr->chname, modebuf, parabuf); | |
491 | *modebuf = *parabuf = '\0'; | |
212380e3 AC |
492 | } |
493 | ||
212380e3 AC |
494 | if(!IsMember(source_p, chptr)) |
495 | { | |
496 | add_user_to_channel(chptr, source_p, CHFL_PEON); | |
497 | if (chptr->mode.join_num && | |
e3354945 | 498 | rb_current_time() - chptr->join_delta >= chptr->mode.join_time) |
212380e3 AC |
499 | { |
500 | chptr->join_count = 0; | |
e3354945 | 501 | chptr->join_delta = rb_current_time(); |
212380e3 AC |
502 | } |
503 | chptr->join_count++; | |
504 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN :%s", | |
505 | source_p->name, source_p->username, | |
506 | source_p->host, chptr->chname); | |
507 | } | |
508 | ||
212380e3 | 509 | sendto_server(client_p, chptr, CAP_TS6, NOCAPS, |
bee3b671 JT |
510 | ":%s JOIN %ld %s +", |
511 | source_p->id, (long) chptr->channelts, chptr->chname); | |
212380e3 AC |
512 | return 0; |
513 | } | |
514 | ||
8cc12805 VY |
515 | static int |
516 | ms_sjoin(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
517 | { | |
8cc12805 VY |
518 | static char buf_uid[BUFSIZE]; |
519 | static const char empty_modes[] = "0"; | |
520 | struct Channel *chptr; | |
521 | struct Client *target_p, *fakesource_p; | |
522 | time_t newts; | |
523 | time_t oldts; | |
524 | static struct Mode mode, *oldmode; | |
525 | const char *modes; | |
526 | int args = 0; | |
527 | int keep_our_modes = 1; | |
528 | int keep_new_modes = 1; | |
529 | int fl; | |
530 | int isnew; | |
890423fb | 531 | int mlen_uid; |
8cc12805 VY |
532 | int len_nick; |
533 | int len_uid; | |
534 | int len; | |
535 | int joins = 0; | |
536 | const char *s; | |
8cc12805 VY |
537 | char *ptr_uid; |
538 | char *p; | |
539 | int i, joinc = 0, timeslice = 0; | |
540 | static char empty[] = ""; | |
541 | rb_dlink_node *ptr, *next_ptr; | |
542 | ||
543 | if(!IsChannelName(parv[2]) || !check_channel_name(parv[2])) | |
544 | return 0; | |
545 | ||
546 | /* SJOIN's for local channels can't happen. */ | |
547 | if(*parv[2] == '&') | |
548 | return 0; | |
549 | ||
550 | modebuf[0] = parabuf[0] = mode.key[0] = mode.forward[0] = '\0'; | |
551 | pargs = mode.mode = mode.limit = mode.join_num = mode.join_time = 0; | |
552 | ||
553 | /* Hide connecting server on netburst -- jilles */ | |
554 | if (ConfigServerHide.flatten_links && !HasSentEob(source_p)) | |
555 | fakesource_p = &me; | |
556 | else | |
557 | fakesource_p = source_p; | |
558 | ||
559 | mbuf = modebuf; | |
560 | newts = atol(parv[1]); | |
561 | ||
562 | s = parv[3]; | |
563 | while (*s) | |
564 | { | |
565 | switch (*(s++)) | |
566 | { | |
8cc12805 | 567 | case 'f': |
f427c8b0 | 568 | rb_strlcpy(mode.forward, parv[4 + args], sizeof(mode.forward)); |
8cc12805 VY |
569 | args++; |
570 | if(parc < 5 + args) | |
571 | return 0; | |
572 | break; | |
573 | case 'j': | |
574 | sscanf(parv[4 + args], "%d:%d", &joinc, ×lice); | |
575 | args++; | |
576 | mode.join_num = joinc; | |
577 | mode.join_time = timeslice; | |
578 | if(parc < 5 + args) | |
579 | return 0; | |
580 | break; | |
581 | case 'k': | |
f427c8b0 | 582 | rb_strlcpy(mode.key, parv[4 + args], sizeof(mode.key)); |
8cc12805 VY |
583 | args++; |
584 | if(parc < 5 + args) | |
585 | return 0; | |
586 | break; | |
587 | case 'l': | |
588 | mode.limit = atoi(parv[4 + args]); | |
589 | args++; | |
590 | if(parc < 5 + args) | |
591 | return 0; | |
592 | break; | |
efccc22c VY |
593 | default: |
594 | if(chmode_flags[(int) *s] != 0) | |
595 | { | |
596 | mode.mode |= chmode_flags[(int) *s]; | |
597 | } | |
8cc12805 VY |
598 | } |
599 | } | |
600 | ||
601 | if(parv[args + 4]) | |
602 | { | |
603 | s = parv[args + 4]; | |
604 | ||
605 | /* remove any leading spaces */ | |
606 | while (*s == ' ') | |
607 | s++; | |
608 | } | |
609 | else | |
610 | s = ""; | |
611 | ||
612 | if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL) | |
613 | return 0; /* channel name too long? */ | |
614 | ||
615 | ||
616 | oldts = chptr->channelts; | |
617 | oldmode = &chptr->mode; | |
618 | ||
619 | #ifdef IGNORE_BOGUS_TS | |
620 | if(newts < 800000000) | |
621 | { | |
622 | sendto_realops_snomask(SNO_DEBUG, L_ALL, | |
623 | "*** Bogus TS %ld on %s ignored from %s", | |
624 | (long) newts, chptr->chname, client_p->name); | |
625 | ||
626 | newts = (oldts == 0) ? oldts : 800000000; | |
627 | } | |
628 | #else | |
629 | if(!isnew && !newts && oldts) | |
630 | { | |
631 | sendto_channel_local(ALL_MEMBERS, chptr, | |
632 | ":%s NOTICE %s :*** Notice -- TS for %s " | |
633 | "changed from %ld to 0", | |
634 | me.name, chptr->chname, chptr->chname, (long) oldts); | |
635 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
636 | "Server %s changing TS on %s from %ld to 0", | |
637 | source_p->name, chptr->chname, (long) oldts); | |
638 | } | |
639 | #endif | |
640 | ||
641 | if(isnew) | |
642 | chptr->channelts = newts; | |
643 | ||
644 | else if(newts == 0 || oldts == 0) | |
645 | chptr->channelts = 0; | |
646 | else if(newts == oldts) | |
647 | ; | |
648 | else if(newts < oldts) | |
649 | { | |
650 | /* If configured, kick people trying to join +i/+k | |
651 | * channels by recreating them on split servers. | |
652 | * Don't kick if the source has sent EOB (services | |
653 | * deopping everyone by TS-1 SJOIN). | |
654 | * -- jilles */ | |
655 | if (ConfigChannel.kick_on_split_riding && | |
656 | !HasSentEob(source_p) && | |
657 | ((mode.mode & MODE_INVITEONLY) || | |
658 | (mode.key[0] != 0 && irccmp(mode.key, oldmode->key) != 0))) | |
659 | { | |
660 | struct membership *msptr; | |
661 | struct Client *who; | |
662 | int l = rb_dlink_list_length(&chptr->members); | |
8cc12805 VY |
663 | |
664 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->locmembers.head) | |
665 | { | |
666 | msptr = ptr->data; | |
667 | who = msptr->client_p; | |
668 | sendto_one(who, ":%s KICK %s %s :Net Rider", | |
669 | me.name, chptr->chname, who->name); | |
670 | ||
671 | sendto_server(NULL, chptr, CAP_TS6, NOCAPS, | |
672 | ":%s KICK %s %s :Net Rider", | |
673 | me.id, chptr->chname, | |
674 | who->id); | |
8cc12805 VY |
675 | remove_user_from_channel(msptr); |
676 | if (--l == 0) | |
677 | break; | |
678 | } | |
679 | if (l == 0) | |
680 | { | |
681 | /* Channel was emptied, create a new one */ | |
682 | if((chptr = get_or_create_channel(source_p, parv[2], &isnew)) == NULL) | |
683 | return 0; /* oops! */ | |
684 | ||
8cc12805 VY |
685 | oldmode = &chptr->mode; |
686 | } | |
687 | } | |
688 | keep_our_modes = NO; | |
689 | chptr->channelts = newts; | |
690 | } | |
691 | else | |
692 | keep_new_modes = NO; | |
693 | ||
694 | if(!keep_new_modes) | |
695 | mode = *oldmode; | |
696 | else if(keep_our_modes) | |
697 | { | |
698 | mode.mode |= oldmode->mode; | |
699 | if(oldmode->limit > mode.limit) | |
700 | mode.limit = oldmode->limit; | |
701 | if(strcmp(mode.key, oldmode->key) < 0) | |
702 | strcpy(mode.key, oldmode->key); | |
703 | if(oldmode->join_num > mode.join_num || | |
704 | (oldmode->join_num == mode.join_num && | |
705 | oldmode->join_time > mode.join_time)) | |
706 | { | |
707 | mode.join_num = oldmode->join_num; | |
708 | mode.join_time = oldmode->join_time; | |
709 | } | |
710 | if(irccmp(mode.forward, oldmode->forward) < 0) | |
711 | strcpy(mode.forward, oldmode->forward); | |
712 | } | |
713 | else | |
714 | { | |
715 | /* If setting -j, clear join throttle state -- jilles */ | |
716 | if (!mode.join_num) | |
717 | chptr->join_count = chptr->join_delta = 0; | |
718 | } | |
719 | ||
720 | set_final_mode(&mode, oldmode); | |
721 | chptr->mode = mode; | |
722 | ||
723 | /* Lost the TS, other side wins, so remove modes on this side */ | |
724 | if(!keep_our_modes) | |
725 | { | |
726 | remove_our_modes(chptr, fakesource_p); | |
727 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, chptr->invites.head) | |
728 | { | |
729 | del_invite(chptr, ptr->data); | |
730 | } | |
7b22c84f JT |
731 | |
732 | if(rb_dlink_list_length(&chptr->banlist) > 0) | |
733 | remove_ban_list(chptr, fakesource_p, &chptr->banlist, 'b', ALL_MEMBERS); | |
734 | if(rb_dlink_list_length(&chptr->exceptlist) > 0) | |
735 | remove_ban_list(chptr, fakesource_p, &chptr->exceptlist, | |
736 | 'e', ONLY_CHANOPS); | |
737 | if(rb_dlink_list_length(&chptr->invexlist) > 0) | |
738 | remove_ban_list(chptr, fakesource_p, &chptr->invexlist, | |
739 | 'I', ONLY_CHANOPS); | |
740 | if(rb_dlink_list_length(&chptr->quietlist) > 0) | |
741 | remove_ban_list(chptr, fakesource_p, &chptr->quietlist, | |
742 | 'q', ALL_MEMBERS); | |
743 | chptr->bants++; | |
744 | ||
8cc12805 VY |
745 | sendto_channel_local(ALL_MEMBERS, chptr, |
746 | ":%s NOTICE %s :*** Notice -- TS for %s changed from %ld to %ld", | |
747 | me.name, chptr->chname, chptr->chname, | |
748 | (long) oldts, (long) newts); | |
749 | /* Update capitalization in channel name, this makes the | |
750 | * capitalization timestamped like modes are -- jilles */ | |
751 | strcpy(chptr->chname, parv[2]); | |
752 | } | |
753 | ||
754 | if(*modebuf != '\0') | |
755 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s MODE %s %s %s", | |
756 | fakesource_p->name, chptr->chname, modebuf, parabuf); | |
757 | ||
758 | *modebuf = *parabuf = '\0'; | |
759 | ||
760 | if(parv[3][0] != '0' && keep_new_modes) | |
761 | modes = channel_modes(chptr, source_p); | |
762 | else | |
763 | modes = empty_modes; | |
764 | ||
8cc12805 VY |
765 | /* working on the presumption eventually itll be more efficient to |
766 | * build a TS6 buffer without checking its needed.. | |
767 | */ | |
768 | mlen_uid = rb_sprintf(buf_uid, ":%s SJOIN %ld %s %s :", | |
769 | use_id(source_p), (long) chptr->channelts, parv[2], modes); | |
770 | ptr_uid = buf_uid + mlen_uid; | |
771 | ||
772 | mbuf = modebuf; | |
773 | para[0] = para[1] = para[2] = para[3] = empty; | |
774 | pargs = 0; | |
775 | len_nick = len_uid = 0; | |
776 | ||
777 | /* if theres a space, theres going to be more than one nick, change the | |
778 | * first space to \0, so s is just the first nick, and point p to the | |
779 | * second nick | |
780 | */ | |
781 | if((p = strchr(s, ' ')) != NULL) | |
782 | { | |
783 | *p++ = '\0'; | |
784 | } | |
785 | ||
786 | *mbuf++ = '+'; | |
787 | ||
788 | while (s) | |
789 | { | |
790 | fl = 0; | |
791 | ||
792 | for (i = 0; i < 2; i++) | |
793 | { | |
794 | if(*s == '@') | |
795 | { | |
796 | fl |= CHFL_CHANOP; | |
797 | s++; | |
798 | } | |
799 | else if(*s == '+') | |
800 | { | |
801 | fl |= CHFL_VOICE; | |
802 | s++; | |
803 | } | |
804 | } | |
805 | ||
806 | /* if the client doesnt exist or is fake direction, skip. */ | |
807 | if(!(target_p = find_client(s)) || | |
808 | (target_p->from != client_p) || !IsPerson(target_p)) | |
809 | goto nextnick; | |
810 | ||
811 | /* we assume for these we can fit at least one nick/uid in.. */ | |
812 | ||
813 | /* check we can fit another status+nick+space into a buffer */ | |
8cc12805 VY |
814 | if((mlen_uid + len_uid + IDLEN + 3) > (BUFSIZE - 3)) |
815 | { | |
816 | *(ptr_uid - 1) = '\0'; | |
817 | sendto_server(client_p->from, NULL, CAP_TS6, NOCAPS, "%s", buf_uid); | |
818 | ptr_uid = buf_uid + mlen_uid; | |
819 | len_uid = 0; | |
820 | } | |
821 | ||
822 | if(keep_new_modes) | |
823 | { | |
824 | if(fl & CHFL_CHANOP) | |
825 | { | |
8cc12805 VY |
826 | *ptr_uid++ = '@'; |
827 | len_nick++; | |
828 | len_uid++; | |
829 | } | |
830 | if(fl & CHFL_VOICE) | |
831 | { | |
8cc12805 VY |
832 | *ptr_uid++ = '+'; |
833 | len_nick++; | |
834 | len_uid++; | |
835 | } | |
836 | } | |
837 | ||
838 | /* copy the nick to the two buffers */ | |
8cc12805 VY |
839 | len = rb_sprintf(ptr_uid, "%s ", use_id(target_p)); |
840 | ptr_uid += len; | |
841 | len_uid += len; | |
842 | ||
843 | if(!keep_new_modes) | |
844 | fl = 0; | |
845 | ||
846 | if(!IsMember(target_p, chptr)) | |
847 | { | |
848 | add_user_to_channel(chptr, target_p, fl); | |
849 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s JOIN :%s", | |
850 | target_p->name, | |
851 | target_p->username, target_p->host, parv[2]); | |
852 | joins++; | |
853 | } | |
854 | ||
855 | if(fl & CHFL_CHANOP) | |
856 | { | |
857 | *mbuf++ = 'o'; | |
858 | para[pargs++] = target_p->name; | |
859 | ||
860 | /* a +ov user.. bleh */ | |
861 | if(fl & CHFL_VOICE) | |
862 | { | |
863 | /* its possible the +o has filled up MAXMODEPARAMS, if so, start | |
864 | * a new buffer | |
865 | */ | |
866 | if(pargs >= MAXMODEPARAMS) | |
867 | { | |
868 | *mbuf = '\0'; | |
869 | sendto_channel_local(ALL_MEMBERS, chptr, | |
870 | ":%s MODE %s %s %s %s %s %s", | |
871 | fakesource_p->name, chptr->chname, | |
872 | modebuf, | |
873 | para[0], para[1], para[2], para[3]); | |
874 | mbuf = modebuf; | |
875 | *mbuf++ = '+'; | |
876 | para[0] = para[1] = para[2] = para[3] = NULL; | |
877 | pargs = 0; | |
878 | } | |
879 | ||
880 | *mbuf++ = 'v'; | |
881 | para[pargs++] = target_p->name; | |
882 | } | |
883 | } | |
884 | else if(fl & CHFL_VOICE) | |
885 | { | |
886 | *mbuf++ = 'v'; | |
887 | para[pargs++] = target_p->name; | |
888 | } | |
889 | ||
890 | if(pargs >= MAXMODEPARAMS) | |
891 | { | |
892 | *mbuf = '\0'; | |
893 | sendto_channel_local(ALL_MEMBERS, chptr, | |
894 | ":%s MODE %s %s %s %s %s %s", | |
895 | fakesource_p->name, | |
896 | chptr->chname, | |
897 | modebuf, para[0], para[1], para[2], para[3]); | |
898 | mbuf = modebuf; | |
899 | *mbuf++ = '+'; | |
900 | para[0] = para[1] = para[2] = para[3] = NULL; | |
901 | pargs = 0; | |
902 | } | |
903 | ||
904 | nextnick: | |
905 | /* p points to the next nick */ | |
906 | s = p; | |
907 | ||
908 | /* if there was a trailing space and p was pointing to it, then we | |
909 | * need to exit.. this has the side effect of breaking double spaces | |
910 | * in an sjoin.. but that shouldnt happen anyway | |
911 | */ | |
912 | if(s && (*s == '\0')) | |
913 | s = p = NULL; | |
914 | ||
915 | /* if p was NULL due to no spaces, s wont exist due to the above, so | |
916 | * we cant check it for spaces.. if there are no spaces, then when | |
917 | * we next get here, s will be NULL | |
918 | */ | |
919 | if(s && ((p = strchr(s, ' ')) != NULL)) | |
920 | { | |
921 | *p++ = '\0'; | |
922 | } | |
923 | } | |
924 | ||
925 | *mbuf = '\0'; | |
926 | if(pargs) | |
927 | { | |
928 | sendto_channel_local(ALL_MEMBERS, chptr, | |
929 | ":%s MODE %s %s %s %s %s %s", | |
930 | fakesource_p->name, chptr->chname, modebuf, | |
931 | para[0], CheckEmpty(para[1]), | |
932 | CheckEmpty(para[2]), CheckEmpty(para[3])); | |
933 | } | |
934 | ||
935 | if(!joins && !(chptr->mode.mode & MODE_PERMANENT) && isnew) | |
936 | { | |
937 | destroy_channel(chptr); | |
938 | ||
939 | return 0; | |
940 | } | |
941 | ||
942 | /* Keep the colon if we're sending an SJOIN without nicks -- jilles */ | |
943 | if (joins) | |
944 | { | |
8cc12805 VY |
945 | *(ptr_uid - 1) = '\0'; |
946 | } | |
947 | ||
948 | sendto_server(client_p->from, NULL, CAP_TS6, NOCAPS, "%s", buf_uid); | |
8cc12805 | 949 | |
8cc12805 VY |
950 | return 0; |
951 | } | |
952 | ||
f4a80ce6 JT |
953 | /* |
954 | * do_join_0 | |
955 | * | |
956 | * inputs - pointer to client doing join 0 | |
957 | * output - NONE | |
958 | * side effects - Use has decided to join 0. This is legacy | |
959 | * from the days when channels were numbers not names. *sigh* | |
960 | * There is a bunch of evilness necessary here due to | |
961 | * anti spambot code. | |
962 | */ | |
963 | static void | |
964 | do_join_0(struct Client *client_p, struct Client *source_p) | |
965 | { | |
966 | struct membership *msptr; | |
967 | struct Channel *chptr = NULL; | |
5b96d9a6 | 968 | rb_dlink_node *ptr; |
f4a80ce6 JT |
969 | |
970 | /* Finish the flood grace period... */ | |
971 | if(MyClient(source_p) && !IsFloodDone(source_p)) | |
972 | flood_endgrace(source_p); | |
973 | ||
f4a80ce6 | 974 | sendto_server(client_p, NULL, CAP_TS6, NOCAPS, ":%s JOIN 0", use_id(source_p)); |
f4a80ce6 JT |
975 | |
976 | if(source_p->user->channel.head && MyConnect(source_p) && | |
977 | !IsOper(source_p) && !IsExemptSpambot(source_p)) | |
978 | check_spambot_warning(source_p, NULL); | |
979 | ||
980 | while((ptr = source_p->user->channel.head)) | |
981 | { | |
982 | msptr = ptr->data; | |
983 | chptr = msptr->chptr; | |
984 | sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s", | |
985 | source_p->name, | |
986 | source_p->username, source_p->host, chptr->chname); | |
987 | remove_user_from_channel(msptr); | |
988 | } | |
989 | } | |
990 | ||
212380e3 AC |
991 | static int |
992 | check_channel_name_loc(struct Client *source_p, const char *name) | |
993 | { | |
994 | s_assert(name != NULL); | |
995 | if(EmptyString(name)) | |
996 | return 0; | |
997 | ||
998 | if(ConfigFileEntry.disable_fake_channels && !IsOper(source_p)) | |
999 | { | |
1000 | for(; *name; ++name) | |
1001 | { | |
1002 | if(!IsChanChar(*name) || IsFakeChanChar(*name)) | |
1003 | return 0; | |
1004 | } | |
1005 | } | |
1006 | else | |
1007 | { | |
1008 | for(; *name; ++name) | |
1009 | { | |
1010 | if(!IsChanChar(*name)) | |
1011 | return 0; | |
1012 | } | |
1013 | } | |
1014 | ||
1015 | return 1; | |
1016 | } | |
1017 | ||
212380e3 AC |
1018 | static void |
1019 | set_final_mode(struct Mode *mode, struct Mode *oldmode) | |
1020 | { | |
1021 | int dir = MODE_QUERY; | |
1022 | char *pbuf = parabuf; | |
1023 | int len; | |
1024 | int i; | |
1025 | ||
1026 | /* ok, first get a list of modes we need to add */ | |
efccc22c | 1027 | for (i = 0; i < 256; i++) |
212380e3 | 1028 | { |
efccc22c | 1029 | if((mode->mode & chmode_flags[i]) && !(oldmode->mode & chmode_flags[i])) |
212380e3 AC |
1030 | { |
1031 | if(dir != MODE_ADD) | |
1032 | { | |
1033 | *mbuf++ = '+'; | |
1034 | dir = MODE_ADD; | |
1035 | } | |
efccc22c | 1036 | *mbuf++ = i; |
212380e3 AC |
1037 | } |
1038 | } | |
1039 | ||
1040 | /* now the ones we need to remove. */ | |
efccc22c | 1041 | for (i = 0; i < 256; i++) |
212380e3 | 1042 | { |
efccc22c | 1043 | if((oldmode->mode & chmode_flags[i]) && !(mode->mode & chmode_flags[i])) |
212380e3 AC |
1044 | { |
1045 | if(dir != MODE_DEL) | |
1046 | { | |
1047 | *mbuf++ = '-'; | |
1048 | dir = MODE_DEL; | |
1049 | } | |
efccc22c | 1050 | *mbuf++ = i; |
212380e3 AC |
1051 | } |
1052 | } | |
1053 | ||
1054 | if(oldmode->limit && !mode->limit) | |
1055 | { | |
1056 | if(dir != MODE_DEL) | |
1057 | { | |
1058 | *mbuf++ = '-'; | |
1059 | dir = MODE_DEL; | |
1060 | } | |
1061 | *mbuf++ = 'l'; | |
1062 | } | |
1063 | if(oldmode->key[0] && !mode->key[0]) | |
1064 | { | |
1065 | if(dir != MODE_DEL) | |
1066 | { | |
1067 | *mbuf++ = '-'; | |
1068 | dir = MODE_DEL; | |
1069 | } | |
1070 | *mbuf++ = 'k'; | |
7cdb0a09 | 1071 | len = rb_sprintf(pbuf, "%s ", oldmode->key); |
212380e3 AC |
1072 | pbuf += len; |
1073 | } | |
1074 | if(oldmode->join_num && !mode->join_num) | |
1075 | { | |
1076 | if(dir != MODE_DEL) | |
1077 | { | |
1078 | *mbuf++ = '-'; | |
1079 | dir = MODE_DEL; | |
1080 | } | |
1081 | *mbuf++ = 'j'; | |
1082 | } | |
1083 | if(oldmode->forward[0] && !mode->forward[0]) | |
1084 | { | |
1085 | if(dir != MODE_DEL) | |
1086 | { | |
1087 | *mbuf++ = '-'; | |
1088 | dir = MODE_DEL; | |
1089 | } | |
1090 | *mbuf++ = 'f'; | |
1091 | } | |
1092 | if(mode->limit && oldmode->limit != mode->limit) | |
1093 | { | |
1094 | if(dir != MODE_ADD) | |
1095 | { | |
1096 | *mbuf++ = '+'; | |
1097 | dir = MODE_ADD; | |
1098 | } | |
1099 | *mbuf++ = 'l'; | |
7cdb0a09 | 1100 | len = rb_sprintf(pbuf, "%d ", mode->limit); |
212380e3 AC |
1101 | pbuf += len; |
1102 | } | |
1103 | if(mode->key[0] && strcmp(oldmode->key, mode->key)) | |
1104 | { | |
1105 | if(dir != MODE_ADD) | |
1106 | { | |
1107 | *mbuf++ = '+'; | |
1108 | dir = MODE_ADD; | |
1109 | } | |
1110 | *mbuf++ = 'k'; | |
7cdb0a09 | 1111 | len = rb_sprintf(pbuf, "%s ", mode->key); |
212380e3 AC |
1112 | pbuf += len; |
1113 | } | |
1114 | if(mode->join_num && (oldmode->join_num != mode->join_num || oldmode->join_time != mode->join_time)) | |
1115 | { | |
1116 | if(dir != MODE_ADD) | |
1117 | { | |
1118 | *mbuf++ = '+'; | |
1119 | dir = MODE_ADD; | |
1120 | } | |
1121 | *mbuf++ = 'j'; | |
7cdb0a09 | 1122 | len = rb_sprintf(pbuf, "%d:%d ", mode->join_num, mode->join_time); |
212380e3 AC |
1123 | pbuf += len; |
1124 | } | |
1125 | if(mode->forward[0] && strcmp(oldmode->forward, mode->forward) && ConfigChannel.use_forward) | |
1126 | { | |
1127 | if(dir != MODE_ADD) | |
1128 | { | |
1129 | *mbuf++ = '+'; | |
1130 | dir = MODE_ADD; | |
1131 | } | |
1132 | *mbuf++ = 'f'; | |
7cdb0a09 | 1133 | len = rb_sprintf(pbuf, "%s ", mode->forward); |
212380e3 AC |
1134 | pbuf += len; |
1135 | } | |
1136 | *mbuf = '\0'; | |
1137 | } | |
1138 | ||
1139 | /* | |
1140 | * remove_our_modes | |
1141 | * | |
1142 | * inputs - | |
1143 | * output - | |
1144 | * side effects - | |
1145 | */ | |
1146 | static void | |
1147 | remove_our_modes(struct Channel *chptr, struct Client *source_p) | |
1148 | { | |
1149 | struct membership *msptr; | |
5b96d9a6 | 1150 | rb_dlink_node *ptr; |
212380e3 AC |
1151 | char lmodebuf[MODEBUFLEN]; |
1152 | char *lpara[MAXMODEPARAMS]; | |
1153 | int count = 0; | |
1154 | int i; | |
1155 | ||
1156 | mbuf = lmodebuf; | |
1157 | *mbuf++ = '-'; | |
1158 | ||
1159 | for(i = 0; i < MAXMODEPARAMS; i++) | |
1160 | lpara[i] = NULL; | |
1161 | ||
5b96d9a6 | 1162 | RB_DLINK_FOREACH(ptr, chptr->members.head) |
212380e3 AC |
1163 | { |
1164 | msptr = ptr->data; | |
1165 | ||
1166 | if(is_chanop(msptr)) | |
1167 | { | |
1168 | msptr->flags &= ~CHFL_CHANOP; | |
1169 | lpara[count++] = msptr->client_p->name; | |
1170 | *mbuf++ = 'o'; | |
1171 | ||
1172 | /* +ov, might not fit so check. */ | |
1173 | if(is_voiced(msptr)) | |
1174 | { | |
1175 | if(count >= MAXMODEPARAMS) | |
1176 | { | |
1177 | *mbuf = '\0'; | |
1178 | sendto_channel_local(ALL_MEMBERS, chptr, | |
1179 | ":%s MODE %s %s %s %s %s %s", | |
1180 | me.name, chptr->chname, | |
1181 | lmodebuf, lpara[0], lpara[1], | |
1182 | lpara[2], lpara[3]); | |
1183 | ||
1184 | /* preserve the initial '-' */ | |
1185 | mbuf = lmodebuf; | |
1186 | *mbuf++ = '-'; | |
1187 | count = 0; | |
1188 | ||
1189 | for(i = 0; i < MAXMODEPARAMS; i++) | |
1190 | lpara[i] = NULL; | |
1191 | } | |
1192 | ||
1193 | msptr->flags &= ~CHFL_VOICE; | |
1194 | lpara[count++] = msptr->client_p->name; | |
1195 | *mbuf++ = 'v'; | |
1196 | } | |
1197 | } | |
1198 | else if(is_voiced(msptr)) | |
1199 | { | |
1200 | msptr->flags &= ~CHFL_VOICE; | |
1201 | lpara[count++] = msptr->client_p->name; | |
1202 | *mbuf++ = 'v'; | |
1203 | } | |
1204 | else | |
1205 | continue; | |
1206 | ||
1207 | if(count >= MAXMODEPARAMS) | |
1208 | { | |
1209 | *mbuf = '\0'; | |
1210 | sendto_channel_local(ALL_MEMBERS, chptr, | |
1211 | ":%s MODE %s %s %s %s %s %s", | |
1212 | me.name, chptr->chname, lmodebuf, | |
1213 | lpara[0], lpara[1], lpara[2], lpara[3]); | |
1214 | mbuf = lmodebuf; | |
1215 | *mbuf++ = '-'; | |
1216 | count = 0; | |
1217 | ||
1218 | for(i = 0; i < MAXMODEPARAMS; i++) | |
1219 | lpara[i] = NULL; | |
1220 | } | |
1221 | } | |
1222 | ||
1223 | if(count != 0) | |
1224 | { | |
1225 | *mbuf = '\0'; | |
1226 | sendto_channel_local(ALL_MEMBERS, chptr, | |
1227 | ":%s MODE %s %s %s %s %s %s", | |
1228 | me.name, chptr->chname, lmodebuf, | |
1229 | EmptyString(lpara[0]) ? "" : lpara[0], | |
1230 | EmptyString(lpara[1]) ? "" : lpara[1], | |
1231 | EmptyString(lpara[2]) ? "" : lpara[2], | |
1232 | EmptyString(lpara[3]) ? "" : lpara[3]); | |
1233 | ||
1234 | } | |
1235 | } | |
8cc12805 VY |
1236 | |
1237 | /* remove_ban_list() | |
1238 | * | |
1239 | * inputs - channel, source, list to remove, char of mode, caps needed | |
1240 | * outputs - | |
1241 | * side effects - given list is removed, with modes issued to local clients | |
8cc12805 VY |
1242 | */ |
1243 | static void | |
1244 | remove_ban_list(struct Channel *chptr, struct Client *source_p, | |
8afeb720 | 1245 | rb_dlink_list * list, char c, int mems) |
8cc12805 VY |
1246 | { |
1247 | static char lmodebuf[BUFSIZE]; | |
1248 | static char lparabuf[BUFSIZE]; | |
1249 | struct Ban *banptr; | |
1250 | rb_dlink_node *ptr; | |
1251 | rb_dlink_node *next_ptr; | |
1252 | char *pbuf; | |
1253 | int count = 0; | |
1254 | int cur_len, mlen, plen; | |
1255 | ||
1256 | pbuf = lparabuf; | |
1257 | ||
1258 | cur_len = mlen = rb_sprintf(lmodebuf, ":%s MODE %s -", source_p->name, chptr->chname); | |
1259 | mbuf = lmodebuf + mlen; | |
1260 | ||
1261 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, list->head) | |
1262 | { | |
1263 | banptr = ptr->data; | |
1264 | ||
1265 | /* trailing space, and the mode letter itself */ | |
1266 | plen = strlen(banptr->banstr) + 2; | |
1267 | ||
1268 | if(count >= MAXMODEPARAMS || (cur_len + plen) > BUFSIZE - 4) | |
1269 | { | |
1270 | /* remove trailing space */ | |
1271 | *mbuf = '\0'; | |
1272 | *(pbuf - 1) = '\0'; | |
1273 | ||
1274 | sendto_channel_local(mems, chptr, "%s %s", lmodebuf, lparabuf); | |
8cc12805 VY |
1275 | |
1276 | cur_len = mlen; | |
1277 | mbuf = lmodebuf + mlen; | |
1278 | pbuf = lparabuf; | |
1279 | count = 0; | |
1280 | } | |
1281 | ||
1282 | *mbuf++ = c; | |
1283 | cur_len += plen; | |
1284 | pbuf += rb_sprintf(pbuf, "%s ", banptr->banstr); | |
1285 | count++; | |
1286 | ||
1287 | free_ban(banptr); | |
1288 | } | |
1289 | ||
1290 | *mbuf = '\0'; | |
1291 | *(pbuf - 1) = '\0'; | |
1292 | sendto_channel_local(mems, chptr, "%s %s", lmodebuf, lparabuf); | |
8cc12805 VY |
1293 | |
1294 | list->head = list->tail = NULL; | |
1295 | list->length = 0; | |
1296 | } |