4 Copyright (C) 1999-2000 Timo Sirainen
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 #define isalnumhigh(a) \
31 (isalnum(a) || (unsigned char) (a) >= 128)
33 static void nick_hash_add(CHANNEL_REC *channel, NICK_REC *nick)
39 list = g_hash_table_lookup(channel->nicks, nick->nick);
41 g_hash_table_insert(channel->nicks, nick->nick, nick);
43 /* multiple nicks with same name */
44 while (list->next != NULL)
49 if (nick == channel->ownnick) {
50 /* move our own nick to beginning of the nick list.. */
51 nicklist_set_own(channel, nick);
55 static void nick_hash_remove(CHANNEL_REC *channel, NICK_REC *nick)
59 list = g_hash_table_lookup(channel->nicks, nick->nick);
63 if (list == nick || list->next == NULL) {
64 g_hash_table_remove(channel->nicks, nick->nick);
65 if (list->next != NULL) {
66 g_hash_table_insert(channel->nicks, nick->next->nick,
70 while (list->next != nick)
72 list->next = nick->next;
76 /* Add new nick to list */
77 void nicklist_insert(CHANNEL_REC *channel, NICK_REC *nick)
79 MODULE_DATA_INIT(nick);
81 nick->type = module_get_uniq_id("NICK", 0);
82 nick->chat_type = channel->chat_type;
84 nick_hash_add(channel, nick);
85 signal_emit("nicklist new", 2, channel, nick);
88 /* Set host address for nick */
89 void nicklist_set_host(CHANNEL_REC *channel, NICK_REC *nick, const char *host)
91 g_return_if_fail(channel != NULL);
92 g_return_if_fail(nick != NULL);
93 g_return_if_fail(host != NULL);
95 g_free_not_null(nick->host);
96 nick->host = g_strdup(host);
98 signal_emit("nicklist host changed", 2, channel, nick);
101 static void nicklist_destroy(CHANNEL_REC *channel, NICK_REC *nick)
103 signal_emit("nicklist remove", 2, channel, nick);
106 g_free_not_null(nick->realname);
107 g_free_not_null(nick->host);
111 /* Remove nick from list */
112 void nicklist_remove(CHANNEL_REC *channel, NICK_REC *nick)
114 g_return_if_fail(IS_CHANNEL(channel));
115 g_return_if_fail(nick != NULL);
117 nick_hash_remove(channel, nick);
118 nicklist_destroy(channel, nick);
121 static void nicklist_rename_list(SERVER_REC *server, void *new_nick_id,
122 const char *old_nick, const char *new_nick,
125 CHANNEL_REC *channel;
129 for (tmp = nicks; tmp != NULL; tmp = tmp->next->next) {
131 nickrec = tmp->next->data;
133 /* remove old nick from hash table */
134 nick_hash_remove(channel, nickrec);
136 if (new_nick_id != NULL)
137 nickrec->unique_id = new_nick_id;
139 g_free(nickrec->nick);
140 nickrec->nick = g_strdup(new_nick);
142 /* add new nick to hash table */
143 nick_hash_add(channel, nickrec);
145 signal_emit("nicklist changed", 3, channel, nickrec, old_nick);
150 void nicklist_rename(SERVER_REC *server, const char *old_nick,
151 const char *new_nick)
153 nicklist_rename_list(server, NULL, old_nick, new_nick,
154 nicklist_get_same(server, old_nick));
157 void nicklist_rename_unique(SERVER_REC *server,
158 void *old_nick_id, const char *old_nick,
159 void *new_nick_id, const char *new_nick)
161 nicklist_rename_list(server, new_nick_id, old_nick, new_nick,
162 nicklist_get_same_unique(server, old_nick_id));
165 static NICK_REC *nicklist_find_wildcards(CHANNEL_REC *channel,
171 nicks = nicklist_getnicks(channel);
173 for (tmp = nicks; tmp != NULL; tmp = tmp->next) {
176 if (mask_match_address(channel->server, mask,
177 nick->nick, nick->host))
181 return tmp == NULL ? NULL : nick;
184 GSList *nicklist_find_multiple(CHANNEL_REC *channel, const char *mask)
186 GSList *nicks, *tmp, *next;
188 g_return_val_if_fail(IS_CHANNEL(channel), NULL);
189 g_return_val_if_fail(mask != NULL, NULL);
191 nicks = nicklist_getnicks(channel);
192 for (tmp = nicks; tmp != NULL; tmp = next) {
193 NICK_REC *nick = tmp->data;
196 if (!mask_match_address(channel->server, mask,
197 nick->nick, nick->host))
198 nicks = g_slist_remove(nicks, tmp->data);
205 NICK_REC *nicklist_find(CHANNEL_REC *channel, const char *nick)
207 g_return_val_if_fail(IS_CHANNEL(channel), NULL);
208 g_return_val_if_fail(nick != NULL, NULL);
210 return g_hash_table_lookup(channel->nicks, nick);
213 NICK_REC *nicklist_find_unique(CHANNEL_REC *channel, const char *nick,
218 g_return_val_if_fail(IS_CHANNEL(channel), NULL);
219 g_return_val_if_fail(nick != NULL, NULL);
221 rec = g_hash_table_lookup(channel->nicks, nick);
222 while (rec != NULL && rec->unique_id != id)
228 /* Find nick mask, wildcards allowed */
229 NICK_REC *nicklist_find_mask(CHANNEL_REC *channel, const char *mask)
234 g_return_val_if_fail(IS_CHANNEL(channel), NULL);
235 g_return_val_if_fail(mask != NULL, NULL);
237 nick = g_strdup(mask);
238 host = strchr(nick, '!');
239 if (host != NULL) *host++ = '\0';
241 if (strchr(nick, '*') || strchr(nick, '?')) {
243 return nicklist_find_wildcards(channel, mask);
246 nickrec = g_hash_table_lookup(channel->nicks, nick);
249 while (nickrec != NULL) {
250 if (nickrec->host != NULL &&
251 match_wildcards(host, nickrec->host))
253 nickrec = nickrec->next;
260 static void get_nicks_hash(gpointer key, NICK_REC *rec, GSList **list)
262 while (rec != NULL) {
263 *list = g_slist_append(*list, rec);
268 /* Get list of nicks */
269 GSList *nicklist_getnicks(CHANNEL_REC *channel)
273 g_return_val_if_fail(IS_CHANNEL(channel), NULL);
276 g_hash_table_foreach(channel->nicks, (GHFunc) get_nicks_hash, &list);
281 CHANNEL_REC *channel;
284 } NICKLIST_GET_SAME_REC;
286 static void get_nicks_same_hash(gpointer key, NICK_REC *nick,
287 NICKLIST_GET_SAME_REC *rec)
289 while (nick != NULL) {
290 if (g_strcasecmp(nick->nick, rec->nick) == 0) {
291 rec->list = g_slist_append(rec->list, rec->channel);
292 rec->list = g_slist_append(rec->list, nick);
299 GSList *nicklist_get_same(SERVER_REC *server, const char *nick)
301 NICKLIST_GET_SAME_REC rec;
304 g_return_val_if_fail(IS_SERVER(server), NULL);
308 for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
309 rec.channel = tmp->data;
310 g_hash_table_foreach(rec.channel->nicks,
311 (GHFunc) get_nicks_same_hash, &rec);
317 CHANNEL_REC *channel;
320 } NICKLIST_GET_SAME_UNIQUE_REC;
322 static void get_nicks_same_hash_unique(gpointer key, NICK_REC *nick,
323 NICKLIST_GET_SAME_UNIQUE_REC *rec)
325 while (nick != NULL) {
326 if (nick->unique_id == rec->id) {
327 rec->list = g_slist_append(rec->list, rec->channel);
328 rec->list = g_slist_append(rec->list, nick);
336 GSList *nicklist_get_same_unique(SERVER_REC *server, void *id)
338 NICKLIST_GET_SAME_UNIQUE_REC rec;
341 g_return_val_if_fail(IS_SERVER(server), NULL);
342 g_return_val_if_fail(id != NULL, NULL);
346 for (tmp = server->channels; tmp != NULL; tmp = tmp->next) {
347 rec.channel = tmp->data;
348 g_hash_table_foreach(rec.channel->nicks,
349 (GHFunc) get_nicks_same_hash_unique,
355 /* nick record comparision for sort functions */
356 int nicklist_compare(NICK_REC *p1, NICK_REC *p2)
358 if (p1 == NULL) return -1;
359 if (p2 == NULL) return 1;
361 if (p1->op && !p2->op) return -1;
362 if (!p1->op && p2->op) return 1;
365 if (p1->voice && !p2->voice) return -1;
366 if (!p1->voice && p2->voice) return 1;
369 return g_strcasecmp(p1->nick, p2->nick);
372 static void nicklist_update_flags_list(SERVER_REC *server, int gone,
373 int serverop, GSList *nicks)
376 CHANNEL_REC *channel;
379 g_return_if_fail(IS_SERVER(server));
381 for (tmp = nicks; tmp != NULL; tmp = tmp->next->next) {
383 rec = tmp->next->data;
385 rec->last_check = time(NULL);
387 if (gone != -1 && (int)rec->gone != gone) {
389 signal_emit("nicklist gone changed", 2, channel, rec);
392 if (serverop != -1 && (int)rec->serverop != serverop) {
393 rec->serverop = serverop;
394 signal_emit("nicklist serverop changed", 2, channel, rec);
400 void nicklist_update_flags(SERVER_REC *server, const char *nick,
401 int gone, int serverop)
403 nicklist_update_flags_list(server, gone, serverop,
404 nicklist_get_same(server, nick));
407 void nicklist_update_flags_unique(SERVER_REC *server, void *id,
408 int gone, int serverop)
410 nicklist_update_flags_list(server, gone, serverop,
411 nicklist_get_same_unique(server, id));
414 /* Specify which nick in channel is ours */
415 void nicklist_set_own(CHANNEL_REC *channel, NICK_REC *nick)
417 NICK_REC *first, *next;
419 channel->ownnick = nick;
421 /* move our nick in the list to first, makes some things easier
422 (like handling multiple identical nicks in fe-messages.c) */
423 first = g_hash_table_lookup(channel->nicks, nick->nick);
424 if (first->next == NULL)
430 while (first->next != nick)
434 g_hash_table_insert(channel->nicks, nick->nick, nick);
437 static void sig_channel_created(CHANNEL_REC *channel)
439 g_return_if_fail(IS_CHANNEL(channel));
441 channel->nicks = g_hash_table_new((GHashFunc) g_istr_hash,
442 (GCompareFunc) g_istr_equal);
445 static void nicklist_remove_hash(gpointer key, NICK_REC *nick,
446 CHANNEL_REC *channel)
450 while (nick != NULL) {
452 nicklist_destroy(channel, nick);
457 static void sig_channel_destroyed(CHANNEL_REC *channel)
459 g_return_if_fail(IS_CHANNEL(channel));
461 g_hash_table_foreach(channel->nicks,
462 (GHFunc) nicklist_remove_hash, channel);
463 g_hash_table_destroy(channel->nicks);
466 static NICK_REC *nick_nfind(CHANNEL_REC *channel, const char *nick, int len)
471 tmpnick = g_strndup(nick, len);
472 rec = g_hash_table_lookup(channel->nicks, tmpnick);
475 /* if there's multiple, get the one with identical case */
476 while (rec->next != NULL) {
477 if (strcmp(rec->nick, tmpnick) == 0)
487 /* Check is `msg' is meant for `nick'. */
488 int nick_match_msg(CHANNEL_REC *channel, const char *msg, const char *nick)
490 const char *msgstart, *orignick;
493 g_return_val_if_fail(nick != NULL, FALSE);
494 g_return_val_if_fail(msg != NULL, FALSE);
496 if (channel != NULL && channel->server->nick_match_msg != NULL)
497 return channel->server->nick_match_msg(msg, nick);
499 /* first check for identical match */
501 if (g_strncasecmp(msg, nick, len) == 0 && !isalnumhigh((int) msg[len]))
510 /* check if it matches for alphanumeric parts of nick */
511 while (*nick != '\0' && *msg != '\0') {
512 if (toupper(*nick) == toupper(*msg)) {
515 } else if (isalnum(*msg) && !isalnum(*nick)) {
516 /* some strange char in your nick, pass it */
524 if (msg != msgstart && !isalnumhigh(*msg)) {
525 /* at least some of the chars in line matched the
526 nick, and msg continue with non-alphanum character,
527 this might be for us.. */
529 /* remove the rest of the non-alphanum chars
530 from nick and check if it then matches. */
532 while (*nick != '\0' && !isalnum(*nick))
542 /* no match. check if this is a message to multiple people
543 (like nick1,nick2: text) */
544 while (*msg != '\0' && *msg != ' ' && *msg != ',') msg++;
555 return FALSE; /* didn't match */
558 return TRUE; /* matched without fuzzyness */
560 /* matched with some fuzzyness .. check if there's an exact match
561 for some other nick in the same channel. */
562 return nick_nfind(channel, msgstart, (int) (msg-msgstart)) == NULL;
565 void nicklist_init(void)
567 signal_add_first("channel created", (SIGNAL_FUNC) sig_channel_created);
568 signal_add("channel destroyed", (SIGNAL_FUNC) sig_channel_destroyed);
571 void nicklist_deinit(void)
573 signal_remove("channel created", (SIGNAL_FUNC) sig_channel_created);
574 signal_remove("channel destroyed", (SIGNAL_FUNC) sig_channel_destroyed);
576 module_uniq_destroy("NICK");