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