1 /********************************************************************\
2 * BitlBee -- An IRC to other IM-networks gateway *
3 * *
4 * Copyright 2002-2012 Wilmer van der Gaast and others *
5 \********************************************************************/
6
7 /*
8 * nogaim
9 *
10 * Gaim without gaim - for BitlBee
11 *
12 * This file contains functions called by the Gaim IM-modules. It's written
13 * from scratch for BitlBee and doesn't contain any code from Gaim anymore
14 * (except for the function names).
15 */
16
17 /*
18 This program is free software; you can redistribute it and/or modify
19 it under the terms of the GNU General Public License as published by
20 the Free Software Foundation; either version 2 of the License, or
21 (at your option) any later version.
22
23 This program is distributed in the hope that it will be useful,
24 but WITHOUT ANY WARRANTY; without even the implied warranty of
25 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 GNU General Public License for more details.
27
28 You should have received a copy of the GNU General Public License with
29 the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
30 if not, write to the Free Software Foundation, Inc., 51 Franklin St.,
31 Fifth Floor, Boston, MA 02110-1301 USA
32 */
33
34 #define BITLBEE_CORE
35 #include <ctype.h>
36
37 #include "nogaim.h"
38
39 GSList *connections;
40
41 #ifdef WITH_PLUGINS
42 GList *plugins = NULL;
43
pluginscmp(gconstpointer a,gconstpointer b,gpointer data)44 static gint pluginscmp(gconstpointer a, gconstpointer b, gpointer data)
45 {
46 const struct plugin_info *ia = a;
47 const struct plugin_info *ib = b;
48
49 return g_strcasecmp(ia->name, ib->name);
50 }
51
52 /* semi-private */
plugin_info_validate(struct plugin_info * info,const char * path)53 gboolean plugin_info_validate(struct plugin_info *info, const char *path)
54 {
55 GList *l;
56 gboolean loaded = FALSE;
57
58 if (!path) {
59 path = "(null)";
60 }
61
62 if (info->abiver != BITLBEE_ABI_VERSION_CODE) {
63 log_message(LOGLVL_ERROR,
64 "`%s' uses ABI %u but %u is required\n",
65 path, info->abiver,
66 BITLBEE_ABI_VERSION_CODE);
67 return FALSE;
68 }
69
70 if (!info->name || !info->version) {
71 log_message(LOGLVL_ERROR,
72 "Name or version missing from the "
73 "plugin info in `%s'\n", path);
74 return FALSE;
75 }
76
77 for (l = plugins; l; l = l->next) {
78 struct plugin_info *i = l->data;
79
80 if (g_strcasecmp(i->name, info->name) == 0) {
81 loaded = TRUE;
82 break;
83 }
84 }
85
86 if (loaded) {
87 log_message(LOGLVL_WARNING,
88 "%s plugin already loaded\n",
89 info->name);
90 return FALSE;
91 }
92
93 return TRUE;
94 }
95
96 /* semi-private */
plugin_info_add(struct plugin_info * info)97 gboolean plugin_info_add(struct plugin_info *info)
98 {
99 plugins = g_list_insert_sorted_with_data(plugins, info, pluginscmp, NULL);
100 return TRUE;
101 }
102
load_plugin(char * path)103 gboolean load_plugin(char *path)
104 {
105 struct plugin_info *info = NULL;
106 struct plugin_info * (*info_function) (void) = NULL;
107 void (*init_function) (void);
108
109 GModule *mod = g_module_open(path, G_MODULE_BIND_LAZY);
110
111 if (!mod) {
112 log_message(LOGLVL_ERROR, "Error loading plugin `%s': %s\n", path, g_module_error());
113 return FALSE;
114 }
115
116 if (g_module_symbol(mod, "init_plugin_info", (gpointer *) &info_function)) {
117 info = info_function();
118
119 if (!plugin_info_validate(info, path)) {
120 g_module_close(mod);
121 return FALSE;
122 }
123 } else {
124 log_message(LOGLVL_WARNING, "Can't find function `init_plugin_info' in `%s'\n", path);
125 }
126
127 if (!g_module_symbol(mod, "init_plugin", (gpointer *) &init_function)) {
128 log_message(LOGLVL_WARNING, "Can't find function `init_plugin' in `%s'\n", path);
129 g_module_close(mod);
130 return FALSE;
131 }
132
133 if (info_function) {
134 plugin_info_add(info);
135 }
136
137 init_function();
138 return TRUE;
139 }
140
load_plugins(void)141 void load_plugins(void)
142 {
143 GDir *dir;
144 GError *error = NULL;
145
146 dir = g_dir_open(global.conf->plugindir, 0, &error);
147
148 if (dir) {
149 const gchar *entry;
150 char *path;
151
152 while ((entry = g_dir_read_name(dir))) {
153 if (!g_str_has_suffix(entry, "." G_MODULE_SUFFIX)) {
154 continue;
155 }
156
157 path = g_build_filename(global.conf->plugindir, entry, NULL);
158 if (!path) {
159 log_message(LOGLVL_WARNING, "Can't build path for %s\n", entry);
160 continue;
161 }
162
163 load_plugin(path);
164
165 g_free(path);
166 }
167
168 g_dir_close(dir);
169 }
170 }
171
get_plugins()172 GList *get_plugins()
173 {
174 return plugins;
175 }
176 #endif
177
178 GList *protocols = NULL;
179 GList *disabled_protocols = NULL;
180
register_protocol(struct prpl * p)181 void register_protocol(struct prpl *p)
182 {
183 int i;
184 gboolean refused = global.conf->protocols != NULL;
185
186 for (i = 0; global.conf->protocols && global.conf->protocols[i]; i++) {
187 if (g_strcasecmp(p->name, global.conf->protocols[i]) == 0) {
188 refused = FALSE;
189 }
190 }
191
192 if (refused) {
193 disabled_protocols = g_list_append(disabled_protocols, p);
194 } else {
195 protocols = g_list_append(protocols, p);
196 }
197 }
198
proto_name_cmp(const void * proto_,const void * name)199 static int proto_name_cmp(const void *proto_, const void *name)
200 {
201 const struct prpl *proto = proto_;
202 return g_strcasecmp(proto->name, name);
203 }
204
find_protocol(const char * name)205 struct prpl *find_protocol(const char *name)
206 {
207 GList *gl = g_list_find_custom(protocols, name, proto_name_cmp);
208 return gl ? gl->data: NULL;
209 }
210
is_protocol_disabled(const char * name)211 gboolean is_protocol_disabled(const char *name)
212 {
213 return g_list_find_custom(disabled_protocols, name, proto_name_cmp) != NULL;
214 }
215
216 /* Returns heap allocated string with text attempting to explain why a protocol is missing
217 * Free the return value with g_free() */
explain_unknown_protocol(const char * name)218 char *explain_unknown_protocol(const char *name)
219 {
220 char *extramsg = NULL;
221
222 if (is_protocol_disabled(name)) {
223 return g_strdup("Protocol disabled in the global config (bitlbee.conf)");
224 }
225
226 if (strcmp(name, "yahoo") == 0) {
227 return g_strdup("The old yahoo protocol is gone, try the funyahoo++ libpurple plugin instead.");
228 }
229
230 #ifdef WITH_PURPLE
231 if ((strcmp(name, "msn") == 0) ||
232 (strcmp(name, "loubserp-mxit") == 0) ||
233 (strcmp(name, "myspace") == 0)) {
234 return g_strdup("This protocol has been removed from your libpurple version.");
235 }
236
237 if (strcmp(name, "hipchat") == 0) {
238 return g_strdup("This account type isn't supported by libpurple's jabber.");
239 }
240
241 #else
242 extramsg = "If this is a libpurple plugin, you might need to install bitlbee-libpurple instead.";
243 #endif
244 return g_strconcat("The protocol plugin is not installed or could not be loaded. "
245 "Use the `plugins' command to list available protocols. ",
246 extramsg, NULL);
247 }
248
nogaim_init()249 void nogaim_init()
250 {
251 extern void jabber_initmodule();
252 extern void twitter_initmodule();
253 extern void purple_initmodule();
254
255 #ifdef WITH_JABBER
256 jabber_initmodule();
257 #endif
258
259 #ifdef WITH_TWITTER
260 twitter_initmodule();
261 #endif
262
263 #ifdef WITH_PURPLE
264 purple_initmodule();
265 #endif
266
267 #ifdef WITH_PLUGINS
268 load_plugins();
269 #endif
270 }
271
get_protocols()272 GList *get_protocols()
273 {
274 return protocols;
275 }
276
get_protocols_disabled()277 GList *get_protocols_disabled()
278 {
279 return disabled_protocols;
280 }
281
get_connections()282 GSList *get_connections()
283 {
284 return connections;
285 }
286
imcb_new(account_t * acc)287 struct im_connection *imcb_new(account_t *acc)
288 {
289 struct im_connection *ic;
290 GHashFunc fn_hash = NULL;
291 GEqualFunc fn_equal = NULL;
292
293 ic = g_new0(struct im_connection, 1);
294
295 ic->bee = acc->bee;
296 ic->acc = acc;
297 acc->ic = ic;
298
299 /* figure out if we have hashing functions compatible with handle_cmp */
300 if (acc->prpl->handle_cmp == g_ascii_strcasecmp) {
301 fn_hash = b_istr_hash;
302 fn_equal = b_istr_equal;
303 } else if (acc->prpl->handle_cmp == g_strcmp0 || acc->prpl->handle_cmp == strcmp) {
304 fn_hash = g_str_hash;
305 fn_equal = g_str_equal;
306 }
307
308 /* only create the hash table if we found them */
309 if (fn_hash && fn_equal) {
310 ic->bee_users = g_hash_table_new_full(fn_hash, fn_equal, NULL, NULL);
311 }
312
313 connections = g_slist_append(connections, ic);
314
315 return(ic);
316 }
317
imc_free(struct im_connection * ic)318 void imc_free(struct im_connection *ic)
319 {
320 account_t *a;
321
322 /* Destroy the pointer to this connection from the account list */
323 for (a = ic->bee->accounts; a; a = a->next) {
324 if (a->ic == ic) {
325 a->ic = NULL;
326 break;
327 }
328 }
329
330 if (ic->bee_users) {
331 g_hash_table_destroy(ic->bee_users);
332 }
333
334 connections = g_slist_remove(connections, ic);
335 g_free(ic);
336 }
337
serv_got_crap(struct im_connection * ic,char * format,...)338 static void serv_got_crap(struct im_connection *ic, char *format, ...)
339 {
340 va_list params;
341 char *text;
342 account_t *a;
343
344 if (!ic->bee->ui->log) {
345 return;
346 }
347
348 va_start(params, format);
349 text = g_strdup_vprintf(format, params);
350 va_end(params);
351
352 if ((g_strcasecmp(set_getstr(&ic->bee->set, "strip_html"), "always") == 0) ||
353 ((ic->flags & OPT_DOES_HTML) && set_getbool(&ic->bee->set, "strip_html"))) {
354 strip_html(text);
355 }
356
357 /* Try to find a different connection on the same protocol. */
358 for (a = ic->bee->accounts; a; a = a->next) {
359 if (a->prpl == ic->acc->prpl && a->ic != ic) {
360 break;
361 }
362 }
363
364 /* If we found one, include the screenname in the message. */
365 if (a) {
366 ic->bee->ui->log(ic->bee, ic->acc->tag, text);
367 } else {
368 ic->bee->ui->log(ic->bee, ic->acc->prpl->name, text);
369 }
370
371 g_free(text);
372 }
373
imcb_log(struct im_connection * ic,char * format,...)374 void imcb_log(struct im_connection *ic, char *format, ...)
375 {
376 va_list params;
377 char *text;
378
379 va_start(params, format);
380 text = g_strdup_vprintf(format, params);
381 va_end(params);
382
383 if (ic->flags & OPT_LOGGED_IN) {
384 serv_got_crap(ic, "%s", text);
385 } else {
386 serv_got_crap(ic, "Logging in: %s", text);
387 }
388
389 g_free(text);
390 }
391
imcb_error(struct im_connection * ic,char * format,...)392 void imcb_error(struct im_connection *ic, char *format, ...)
393 {
394 va_list params;
395 char *text;
396
397 va_start(params, format);
398 text = g_strdup_vprintf(format, params);
399 va_end(params);
400
401 if (ic->flags & OPT_LOGGED_IN) {
402 serv_got_crap(ic, "Error: %s", text);
403 } else {
404 serv_got_crap(ic, "Login error: %s", text);
405 }
406
407 g_free(text);
408 }
409
send_keepalive(gpointer d,gint fd,b_input_condition cond)410 static gboolean send_keepalive(gpointer d, gint fd, b_input_condition cond)
411 {
412 struct im_connection *ic = d;
413
414 if ((ic->flags & OPT_PONGS) && !(ic->flags & OPT_PONGED)) {
415 /* This protocol is expected to ack keepalives and hasn't
416 since the last time we were here. */
417 imcb_error(ic, "Connection timeout");
418 imc_logout(ic, TRUE);
419 return FALSE;
420 }
421 ic->flags &= ~OPT_PONGED;
422
423 if (ic->acc->prpl->keepalive) {
424 ic->acc->prpl->keepalive(ic);
425 }
426
427 return TRUE;
428 }
429
start_keepalives(struct im_connection * ic,int interval)430 void start_keepalives(struct im_connection *ic, int interval)
431 {
432 b_event_remove(ic->keepalive);
433 ic->keepalive = b_timeout_add(interval, send_keepalive, ic);
434
435 /* Connecting successfully counts as a first successful pong. */
436 if (ic->flags & OPT_PONGS) {
437 ic->flags |= OPT_PONGED;
438 }
439 }
440
imcb_connected(struct im_connection * ic)441 void imcb_connected(struct im_connection *ic)
442 {
443 /* MSN servers sometimes redirect you to a different server and do
444 the whole login sequence again, so these "late" calls to this
445 function should be handled correctly. (IOW, ignored) */
446 if (ic->flags & OPT_LOGGED_IN) {
447 return;
448 }
449
450 if (ic->acc->flags & ACC_FLAG_LOCAL) {
451 GHashTableIter nicks;
452 gpointer k, v;
453 g_hash_table_iter_init(&nicks, ic->acc->nicks);
454 while (g_hash_table_iter_next(&nicks, &k, &v)) {
455 ic->acc->prpl->add_buddy(ic, (char *) k, NULL);
456 }
457 }
458
459 imcb_log(ic, "Logged in");
460
461 ic->flags |= OPT_LOGGED_IN;
462 start_keepalives(ic, 60000);
463
464 /* Necessary to send initial presence status, even if we're not away. */
465 imc_away_send_update(ic);
466
467 /* Apparently we're connected successfully, so reset the
468 exponential backoff timer. */
469 ic->acc->auto_reconnect_delay = 0;
470
471 if (ic->bee->ui->imc_connected) {
472 ic->bee->ui->imc_connected(ic);
473 }
474 }
475
auto_reconnect(gpointer data,gint fd,b_input_condition cond)476 gboolean auto_reconnect(gpointer data, gint fd, b_input_condition cond)
477 {
478 account_t *a = data;
479
480 a->reconnect = 0;
481 account_on(a->bee, a);
482
483 return(FALSE); /* Only have to run the timeout once */
484 }
485
cancel_auto_reconnect(account_t * a)486 void cancel_auto_reconnect(account_t *a)
487 {
488 b_event_remove(a->reconnect);
489 a->reconnect = 0;
490 }
491
imc_logout(struct im_connection * ic,int allow_reconnect)492 void imc_logout(struct im_connection *ic, int allow_reconnect)
493 {
494 bee_t *bee = ic->bee;
495 account_t *a;
496 GSList *l;
497 int delay;
498
499 /* Nested calls might happen sometimes, this is probably the best
500 place to catch them. */
501 if (ic->flags & OPT_LOGGING_OUT) {
502 return;
503 } else {
504 ic->flags |= OPT_LOGGING_OUT;
505 }
506
507 if (ic->bee->ui->imc_disconnected) {
508 ic->bee->ui->imc_disconnected(ic);
509 }
510
511 imcb_log(ic, "Signing off..");
512
513 /* TBH I don't remember anymore why I didn't just use ic->acc... */
514 for (a = bee->accounts; a; a = a->next) {
515 if (a->ic == ic) {
516 break;
517 }
518 }
519
520 if (a && !allow_reconnect && !(ic->flags & OPT_LOGGED_IN) &&
521 set_getbool(&a->set, "oauth")) {
522 /* If this account supports OAuth, we're not logged in yet and
523 not allowed to retry, assume there were auth issues. Give a
524 helpful message on what might be necessary to fix this. */
525 imcb_log(ic, "If you're having problems logging in, try re-requesting "
526 "an OAuth token: account %s set password \"\"", a->tag);
527 }
528
529 for (l = bee->users; l; ) {
530 bee_user_t *bu = l->data;
531 GSList *next = l->next;
532
533 if (bu->ic == ic) {
534 bee_user_free(bee, bu);
535 }
536
537 l = next;
538 }
539
540 b_event_remove(ic->keepalive);
541 ic->keepalive = 0;
542 ic->acc->prpl->logout(ic);
543 b_event_remove(ic->inpa);
544
545 g_free(ic->away);
546 ic->away = NULL;
547
548 query_del_by_conn((irc_t *) ic->bee->ui_data, ic);
549
550 if (!a) {
551 /* Uhm... This is very sick. */
552 } else if (allow_reconnect && set_getbool(&bee->set, "auto_reconnect") &&
553 set_getbool(&a->set, "auto_reconnect") &&
554 (delay = account_reconnect_delay(a)) > 0) {
555 imcb_log(ic, "Reconnecting in %d seconds..", delay);
556 a->reconnect = b_timeout_add(delay * 1000, auto_reconnect, a);
557 }
558
559 imc_free(ic);
560 }
561
imcb_ask(struct im_connection * ic,char * msg,void * data,query_callback doit,query_callback dont)562 void imcb_ask(struct im_connection *ic, char *msg, void *data,
563 query_callback doit, query_callback dont)
564 {
565 query_add((irc_t *) ic->bee->ui_data, ic, msg, doit, dont, g_free, data);
566 }
567
imcb_ask_with_free(struct im_connection * ic,char * msg,void * data,query_callback doit,query_callback dont,query_callback myfree)568 void imcb_ask_with_free(struct im_connection *ic, char *msg, void *data,
569 query_callback doit, query_callback dont, query_callback myfree)
570 {
571 query_add((irc_t *) ic->bee->ui_data, ic, msg, doit, dont, myfree, data);
572 }
573
imcb_add_buddy(struct im_connection * ic,const char * handle,const char * group)574 void imcb_add_buddy(struct im_connection *ic, const char *handle, const char *group)
575 {
576 bee_user_t *bu;
577 bee_t *bee = ic->bee;
578 bee_group_t *oldg;
579
580 if (!(bu = bee_user_by_handle(bee, ic, handle))) {
581 bu = bee_user_new(bee, ic, handle, 0);
582 }
583
584 oldg = bu->group;
585 bu->group = bee_group_by_name(bee, group, TRUE);
586
587 if (bee->ui->user_group && bu->group != oldg) {
588 bee->ui->user_group(bee, bu);
589 }
590 }
591
imcb_rename_buddy(struct im_connection * ic,const char * handle,const char * fullname)592 void imcb_rename_buddy(struct im_connection *ic, const char *handle, const char *fullname)
593 {
594 bee_t *bee = ic->bee;
595 bee_user_t *bu = bee_user_by_handle(bee, ic, handle);
596
597 if (!bu || !fullname) {
598 return;
599 }
600
601 if (!bu->fullname || strcmp(bu->fullname, fullname) != 0) {
602 g_free(bu->fullname);
603 bu->fullname = g_strdup(fullname);
604
605 if (bee->ui->user_fullname) {
606 bee->ui->user_fullname(bee, bu);
607 }
608 }
609 }
610
imcb_remove_buddy(struct im_connection * ic,const char * handle,char * group)611 void imcb_remove_buddy(struct im_connection *ic, const char *handle, char *group)
612 {
613 bee_user_free(ic->bee, bee_user_by_handle(ic->bee, ic, handle));
614 }
615
616 /* Implements either imcb_buddy_nick_hint() or imcb_buddy_nick_change() depending on the value of 'change' */
buddy_nick_hint_or_change(struct im_connection * ic,const char * handle,const char * nick,gboolean change)617 static void buddy_nick_hint_or_change(struct im_connection *ic, const char *handle, const char *nick, gboolean change)
618 {
619 bee_t *bee = ic->bee;
620 bee_user_t *bu = bee_user_by_handle(bee, ic, handle);
621
622 if (!bu || !nick) {
623 return;
624 }
625
626 g_free(bu->nick);
627 bu->nick = g_strdup(nick);
628
629 if (change && bee->ui->user_nick_change) {
630 bee->ui->user_nick_change(bee, bu, nick);
631 } else if (!change && bee->ui->user_nick_hint) {
632 bee->ui->user_nick_hint(bee, bu, nick);
633 }
634 }
635
636 /* Soft variant, for newly created users. Does nothing if it's already online */
imcb_buddy_nick_hint(struct im_connection * ic,const char * handle,const char * nick)637 void imcb_buddy_nick_hint(struct im_connection *ic, const char *handle, const char *nick)
638 {
639 buddy_nick_hint_or_change(ic, handle, nick, FALSE);
640 }
641
642 /* Hard variant, always changes the nick */
imcb_buddy_nick_change(struct im_connection * ic,const char * handle,const char * nick)643 void imcb_buddy_nick_change(struct im_connection *ic, const char *handle, const char *nick)
644 {
645 buddy_nick_hint_or_change(ic, handle, nick, TRUE);
646 }
647
648 struct imcb_ask_cb_data {
649 struct im_connection *ic;
650 char *handle;
651 };
652
imcb_ask_cb_free(void * data)653 static void imcb_ask_cb_free(void *data)
654 {
655 struct imcb_ask_cb_data *cbd = data;
656
657 g_free(cbd->handle);
658 g_free(cbd);
659 }
660
imcb_ask_auth_cb_no(void * data)661 static void imcb_ask_auth_cb_no(void *data)
662 {
663 struct imcb_ask_cb_data *cbd = data;
664
665 cbd->ic->acc->prpl->auth_deny(cbd->ic, cbd->handle);
666
667 imcb_ask_cb_free(cbd);
668 }
669
imcb_ask_auth_cb_yes(void * data)670 static void imcb_ask_auth_cb_yes(void *data)
671 {
672 struct imcb_ask_cb_data *cbd = data;
673
674 cbd->ic->acc->prpl->auth_allow(cbd->ic, cbd->handle);
675
676 imcb_ask_cb_free(cbd);
677 }
678
imcb_ask_auth(struct im_connection * ic,const char * handle,const char * realname)679 void imcb_ask_auth(struct im_connection *ic, const char *handle, const char *realname)
680 {
681 struct imcb_ask_cb_data *data = g_new0(struct imcb_ask_cb_data, 1);
682 char *s, *realname_ = NULL;
683
684 if (realname != NULL) {
685 realname_ = g_strdup_printf(" (%s)", realname);
686 }
687
688 s = g_strdup_printf("The user %s%s wants to add you to his/her buddy list.",
689 handle, realname_ ? realname_ : "");
690
691 g_free(realname_);
692
693 data->ic = ic;
694 data->handle = g_strdup(handle);
695 query_add((irc_t *) ic->bee->ui_data, ic, s,
696 imcb_ask_auth_cb_yes, imcb_ask_auth_cb_no, imcb_ask_cb_free, data);
697
698 g_free(s);
699 }
700
imcb_ask_add_cb_yes(void * data)701 static void imcb_ask_add_cb_yes(void *data)
702 {
703 struct imcb_ask_cb_data *cbd = data;
704
705 cbd->ic->acc->prpl->add_buddy(cbd->ic, cbd->handle, NULL);
706
707 imcb_ask_cb_free(data);
708 }
709
imcb_ask_add(struct im_connection * ic,const char * handle,const char * realname)710 void imcb_ask_add(struct im_connection *ic, const char *handle, const char *realname)
711 {
712 struct imcb_ask_cb_data *data;
713 char *s;
714
715 /* TODO: Make a setting for this! */
716 if (bee_user_by_handle(ic->bee, ic, handle) != NULL) {
717 return;
718 }
719
720 data = g_new0(struct imcb_ask_cb_data, 1);
721
722 s = g_strdup_printf("The user %s is not in your buddy list yet. Do you want to add him/her now?", handle);
723
724 data->ic = ic;
725 data->handle = g_strdup(handle);
726 query_add((irc_t *) ic->bee->ui_data, ic, s,
727 imcb_ask_add_cb_yes, imcb_ask_cb_free, imcb_ask_cb_free, data);
728
729 g_free(s);
730 }
731
imcb_buddy_by_handle(struct im_connection * ic,const char * handle)732 struct bee_user *imcb_buddy_by_handle(struct im_connection *ic, const char *handle)
733 {
734 return bee_user_by_handle(ic->bee, ic, handle);
735 }
736
737 /* The plan is to not allow straight calls to prpl functions anymore, but do
738 them all from some wrappers. We'll start to define some down here: */
739
imc_chat_msg(struct groupchat * c,char * msg,int flags)740 int imc_chat_msg(struct groupchat *c, char *msg, int flags)
741 {
742 char *buf = NULL;
743
744 if ((c->ic->flags & OPT_DOES_HTML) && (g_strncasecmp(msg, "<html>", 6) != 0)) {
745 buf = escape_html(msg);
746 msg = buf;
747 }
748
749 c->ic->acc->prpl->chat_msg(c, msg, flags);
750 g_free(buf);
751
752 return 1;
753 }
754
755 static char *imc_away_state_find(GList *gcm, char *away, char **message);
756
imc_away_send_update(struct im_connection * ic)757 int imc_away_send_update(struct im_connection *ic)
758 {
759 char *away, *msg = NULL;
760
761 if (ic->acc->prpl->away_states == NULL ||
762 ic->acc->prpl->set_away == NULL) {
763 return 0;
764 }
765
766 away = set_getstr(&ic->acc->set, "away") ?
767 : set_getstr(&ic->bee->set, "away");
768 if (away && *away) {
769 GList *m = ic->acc->prpl->away_states(ic);
770 if (m == NULL) {
771 return 0;
772 }
773 msg = ic->acc->flags & ACC_FLAG_AWAY_MESSAGE ? away : NULL;
774 away = imc_away_state_find(m, away, &msg) ? :
775 (imc_away_state_find(m, "away", NULL) ? : m->data);
776 } else if (ic->acc->flags & ACC_FLAG_STATUS_MESSAGE) {
777 away = NULL;
778 msg = set_getstr(&ic->acc->set, "status") ?
779 : set_getstr(&ic->bee->set, "status");
780 }
781
782 ic->acc->prpl->set_away(ic, away, msg);
783
784 return 1;
785 }
786
787 static char *imc_away_alias_list[8][5] =
788 {
789 { "Away from computer", "Away", "Extended away", NULL },
790 { "NA", "N/A", "Not available", NULL },
791 { "Busy", "Do not disturb", "DND", "Occupied", NULL },
792 { "Be right back", "BRB", NULL },
793 { "On the phone", "Phone", "On phone", NULL },
794 { "Out to lunch", "Lunch", "Food", NULL },
795 { "Invisible", "Hidden" },
796 { NULL }
797 };
798
imc_away_state_find(GList * gcm,char * away,char ** message)799 static char *imc_away_state_find(GList *gcm, char *away, char **message)
800 {
801 GList *m;
802 int i, j;
803
804 for (m = gcm; m; m = m->next) {
805 if (g_strncasecmp(m->data, away, strlen(m->data)) == 0) {
806 /* At least the Yahoo! module works better if message
807 contains no data unless it adds something to what
808 we have in state already. */
809 if (message && strlen(m->data) == strlen(away)) {
810 *message = NULL;
811 }
812
813 return m->data;
814 }
815 }
816
817 for (i = 0; *imc_away_alias_list[i]; i++) {
818 int keep_message;
819
820 for (j = 0; imc_away_alias_list[i][j]; j++) {
821 if (g_strncasecmp(away, imc_away_alias_list[i][j], strlen(imc_away_alias_list[i][j])) == 0) {
822 keep_message = strlen(away) != strlen(imc_away_alias_list[i][j]);
823 break;
824 }
825 }
826
827 if (!imc_away_alias_list[i][j]) { /* If we reach the end, this row */
828 continue; /* is not what we want. Next! */
829
830 }
831 /* Now find an entry in this row which exists in gcm */
832 for (j = 0; imc_away_alias_list[i][j]; j++) {
833 for (m = gcm; m; m = m->next) {
834 if (g_strcasecmp(imc_away_alias_list[i][j], m->data) == 0) {
835 if (!keep_message && message) {
836 *message = NULL;
837 }
838
839 return imc_away_alias_list[i][j];
840 }
841 }
842 }
843
844 /* No need to look further, apparently this state doesn't
845 have any good alias for this protocol. */
846 break;
847 }
848
849 return NULL;
850 }
851
imc_add_allow(struct im_connection * ic,char * handle)852 void imc_add_allow(struct im_connection *ic, char *handle)
853 {
854 if (g_slist_find_custom(ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp) == NULL) {
855 ic->permit = g_slist_prepend(ic->permit, g_strdup(handle));
856 }
857
858 ic->acc->prpl->add_permit(ic, handle);
859 }
860
imc_rem_allow(struct im_connection * ic,char * handle)861 void imc_rem_allow(struct im_connection *ic, char *handle)
862 {
863 GSList *l;
864
865 if ((l = g_slist_find_custom(ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp))) {
866 g_free(l->data);
867 ic->permit = g_slist_delete_link(ic->permit, l);
868 }
869
870 ic->acc->prpl->rem_permit(ic, handle);
871 }
872
imc_add_block(struct im_connection * ic,char * handle)873 void imc_add_block(struct im_connection *ic, char *handle)
874 {
875 if (g_slist_find_custom(ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp) == NULL) {
876 ic->deny = g_slist_prepend(ic->deny, g_strdup(handle));
877 }
878
879 ic->acc->prpl->add_deny(ic, handle);
880 }
881
imc_rem_block(struct im_connection * ic,char * handle)882 void imc_rem_block(struct im_connection *ic, char *handle)
883 {
884 GSList *l;
885
886 if ((l = g_slist_find_custom(ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp))) {
887 g_free(l->data);
888 ic->deny = g_slist_delete_link(ic->deny, l);
889 }
890
891 ic->acc->prpl->rem_deny(ic, handle);
892 }
893
894 /* Deprecated: using this function resulted in merging several handles accidentally
895 * Also the irc layer handles this decently nowadays */
imcb_clean_handle(struct im_connection * ic,char * handle)896 void imcb_clean_handle(struct im_connection *ic, char *handle)
897 {
898 }
899