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source: protocols/nogaim.c @ 43d8cc5

Last change on this file since 43d8cc5 was 43d8cc5, checked in by Wilmer van der Gaast <wilmer@…>, at 2007-06-13T23:31:18Z
Fixed a memory management problem that caused some strange nickname issues.
Property mode set to `100644`
File size: 25.1 KB

Line
1	/********************************************************************\
2	* BitlBee -- An IRC to other IM-networks gateway *
3	* *
4	* Copyright 2002-2006 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., 59 Temple Place,
31	Suite 330, Boston, MA 02111-1307 USA
32	*/
33
34	#define BITLBEE_CORE
35	#include "nogaim.h"
36	#include <ctype.h>
37
38	static int remove_chat_buddy_silent( struct groupchat b, char handle );
39
40	GSList *connections;
41
42	#ifdef WITH_PLUGINS
43	gboolean load_plugin(char *path)
44	{
45	void (*init_function) (void);
46
47	GModule *mod = g_module_open(path, G_MODULE_BIND_LAZY);
48
49	if(!mod) {
50	log_message(LOGLVL_ERROR, "Can't find `%s', not loading", path);
51	return FALSE;
52	}
53
54	if(!g_module_symbol(mod,"init_plugin",(gpointer *) &init_function)) {
55	log_message(LOGLVL_WARNING, "Can't find function `init_plugin' in `%s'\n", path);
56	return FALSE;
57	}
58
59	init_function();
60
61	return TRUE;
62	}
63
64	void load_plugins(void)
65	{
66	GDir *dir;
67	GError *error = NULL;
68
69	dir = g_dir_open(global.conf->plugindir, 0, &error);
70
71	if (dir) {
72	const gchar *entry;
73	char *path;
74
75	while ((entry = g_dir_read_name(dir))) {
76	path = g_build_filename(global.conf->plugindir, entry, NULL);
77	if(!path) {
78	log_message(LOGLVL_WARNING, "Can't build path for %s\n", entry);
79	continue;
80	}
81
82	load_plugin(path);
83
84	g_free(path);
85	}
86
87	g_dir_close(dir);
88	}
89	}
90	#endif
91
92	/* nogaim.c */
93
94	GList *protocols = NULL;
95
96	void register_protocol (struct prpl *p)
97	{
98	protocols = g_list_append(protocols, p);
99	}
100
101
102	struct prpl find_protocol(const char name)
103	{
104	GList *gl;
105	for (gl = protocols; gl; gl = gl->next)
106	{
107	struct prpl *proto = gl->data;
108	if(!g_strcasecmp(proto->name, name))
109	return proto;
110	}
111	return NULL;
112	}
113
114	/* nogaim.c */
115	void nogaim_init()
116	{
117	extern void msn_initmodule();
118	extern void oscar_initmodule();
119	extern void byahoo_initmodule();
120	extern void jabber_initmodule();
121
122	#ifdef WITH_MSN
123	msn_initmodule();
124	#endif
125
126	#ifdef WITH_OSCAR
127	oscar_initmodule();
128	#endif
129
130	#ifdef WITH_YAHOO
131	byahoo_initmodule();
132	#endif
133
134	#ifdef WITH_JABBER
135	jabber_initmodule();
136	#endif
137
138	#ifdef WITH_PLUGINS
139	load_plugins();
140	#endif
141	}
142
143	GSList *get_connections() { return connections; }
144
145	/* multi.c */
146
147	struct im_connection imcb_new( account_t acc )
148	{
149	struct im_connection *ic;
150
151	ic = g_new0( struct im_connection, 1 );
152
153	ic->irc = acc->irc;
154	ic->acc = acc;
155	acc->ic = ic;
156
157	connections = g_slist_append( connections, ic );
158
159	return( ic );
160	}
161
162	void imc_free( struct im_connection *ic )
163	{
164	account_t *a;
165
166	/* Destroy the pointer to this connection from the account list */
167	for( a = ic->irc->accounts; a; a = a->next )
168	if( a->ic == ic )
169	{
170	a->ic = NULL;
171	break;
172	}
173
174	connections = g_slist_remove( connections, ic );
175	g_free( ic );
176	}
177
178	static void serv_got_crap( struct im_connection ic, char format, ... )
179	{
180	va_list params;
181	char *text;
182	account_t *a;
183
184	va_start( params, format );
185	text = g_strdup_vprintf( format, params );
186	va_end( params );
187
188	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
189	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
190	strip_html( text );
191
192	/* Try to find a different connection on the same protocol. */
193	for( a = ic->irc->accounts; a; a = a->next )
194	if( a->prpl == ic->acc->prpl && a->ic != ic )
195	break;
196
197	/* If we found one, include the screenname in the message. */
198	if( a )
199	irc_usermsg( ic->irc, "%s(%s) - %s", ic->acc->prpl->name, ic->acc->user, text );
200	else
201	irc_usermsg( ic->irc, "%s - %s", ic->acc->prpl->name, text );
202
203	g_free( text );
204	}
205
206	void imcb_log( struct im_connection ic, char format, ... )
207	{
208	va_list params;
209	char *text;
210
211	va_start( params, format );
212	text = g_strdup_vprintf( format, params );
213	va_end( params );
214
215	if( ic->flags & OPT_LOGGED_IN )
216	serv_got_crap( ic, "%s", text );
217	else
218	serv_got_crap( ic, "Logging in: %s", text );
219
220	g_free( text );
221	}
222
223	void imcb_error( struct im_connection ic, char format, ... )
224	{
225	va_list params;
226	char *text;
227
228	va_start( params, format );
229	text = g_strdup_vprintf( format, params );
230	va_end( params );
231
232	if( ic->flags & OPT_LOGGED_IN )
233	serv_got_crap( ic, "Error: %s", text );
234	else
235	serv_got_crap( ic, "Couldn't log in: %s", text );
236
237	g_free( text );
238	}
239
240	static gboolean send_keepalive( gpointer d, gint fd, b_input_condition cond )
241	{
242	struct im_connection *ic = d;
243
244	if( ic->acc->prpl->keepalive )
245	ic->acc->prpl->keepalive( ic );
246
247	return TRUE;
248	}
249
250	void imcb_connected( struct im_connection *ic )
251	{
252	user_t *u;
253
254	/* MSN servers sometimes redirect you to a different server and do
255	the whole login sequence again, so these "late" calls to this
256	function should be handled correctly. (IOW, ignored) */
257	if( ic->flags & OPT_LOGGED_IN )
258	return;
259
260	u = user_find( ic->irc, ic->irc->nick );
261
262	imcb_log( ic, "Logged in" );
263
264	ic->keepalive = b_timeout_add( 60000, send_keepalive, ic );
265	ic->flags \|= OPT_LOGGED_IN;
266
267	/* Also necessary when we're not away, at least for some of the
268	protocols. */
269	imc_set_away( ic, u->away );
270	}
271
272	gboolean auto_reconnect( gpointer data, gint fd, b_input_condition cond )
273	{
274	account_t *a = data;
275
276	a->reconnect = 0;
277	account_on( a->irc, a );
278
279	return( FALSE ); /* Only have to run the timeout once */
280	}
281
282	void cancel_auto_reconnect( account_t *a )
283	{
284	b_event_remove( a->reconnect );
285	a->reconnect = 0;
286	}
287
288	void imc_logout( struct im_connection *ic, int allow_reconnect )
289	{
290	irc_t *irc = ic->irc;
291	user_t t, u = irc->users;
292	account_t *a;
293
294	/* Nested calls might happen sometimes, this is probably the best
295	place to catch them. */
296	if( ic->flags & OPT_LOGGING_OUT )
297	return;
298	else
299	ic->flags \|= OPT_LOGGING_OUT;
300
301	imcb_log( ic, "Signing off.." );
302
303	b_event_remove( ic->keepalive );
304	ic->keepalive = 0;
305	ic->acc->prpl->logout( ic );
306	b_event_remove( ic->inpa );
307
308	while( u )
309	{
310	if( u->ic == ic )
311	{
312	t = u->next;
313	user_del( irc, u->nick );
314	u = t;
315	}
316	else
317	u = u->next;
318	}
319
320	query_del_by_conn( ic->irc, ic );
321
322	for( a = irc->accounts; a; a = a->next )
323	if( a->ic == ic )
324	break;
325
326	if( !a )
327	{
328	/* Uhm... This is very sick. */
329	}
330	else if( allow_reconnect && set_getbool( &irc->set, "auto_reconnect" ) &&
331	set_getbool( &a->set, "auto_reconnect" ) )
332	{
333	int delay = set_getint( &irc->set, "auto_reconnect_delay" );
334
335	imcb_log( ic, "Reconnecting in %d seconds..", delay );
336	a->reconnect = b_timeout_add( delay * 1000, auto_reconnect, a );
337	}
338
339	imc_free( ic );
340	}
341
342
343	/* dialogs.c */
344
345	void imcb_ask( struct im_connection ic, char msg, void data, void doit, void *dont )
346	{
347	query_add( ic->irc, ic, msg, doit, dont, data );
348	}
349
350
351	/* list.c */
352
353	void imcb_add_buddy( struct im_connection ic, char handle, char *group )
354	{
355	user_t *u;
356	char nick[MAX_NICK_LENGTH+1], *s;
357	irc_t *irc = ic->irc;
358
359	if( user_findhandle( ic, handle ) )
360	{
361	if( set_getbool( &irc->set, "debug" ) )
362	imcb_log( ic, "User already exists, ignoring add request: %s", handle );
363
364	return;
365
366	/* Buddy seems to exist already. Let's ignore this request then...
367	Eventually subsequent calls to this function should be possible
368	when a buddy is in multiple groups. But for now BitlBee doesn't
369	even support groups so let's silently ignore this for now. */
370	}
371
372	memset( nick, 0, MAX_NICK_LENGTH + 1 );
373	strcpy( nick, nick_get( ic->acc, handle ) );
374
375	u = user_add( ic->irc, nick );
376
377	// if( !realname \|\| !*realname ) realname = nick;
378	// u->realname = g_strdup( realname );
379
380	if( ( s = strchr( handle, '@' ) ) )
381	{
382	u->host = g_strdup( s + 1 );
383	u->user = g_strndup( handle, s - handle );
384	}
385	else if( ic->acc->server )
386	{
387	u->host = g_strdup( ic->acc->server );
388	u->user = g_strdup( handle );
389
390	/* s/ /_/ ... important for AOL screennames */
391	for( s = u->user; *s; s ++ )
392	if( *s == ' ' )
393	*s = '_';
394	}
395	else
396	{
397	u->host = g_strdup( ic->acc->prpl->name );
398	u->user = g_strdup( handle );
399	}
400
401	u->ic = ic;
402	u->handle = g_strdup( handle );
403	if( group ) u->group = g_strdup( group );
404	u->send_handler = buddy_send_handler;
405	u->last_typing_notice = 0;
406	}
407
408	struct buddy imcb_find_buddy( struct im_connection ic, char *handle )
409	{
410	static struct buddy b[1];
411	user_t *u;
412
413	u = user_findhandle( ic, handle );
414
415	if( !u )
416	return( NULL );
417
418	memset( b, 0, sizeof( b ) );
419	strncpy( b->name, handle, 80 );
420	strncpy( b->show, u->realname, BUDDY_ALIAS_MAXLEN );
421	b->present = u->online;
422	b->ic = u->ic;
423
424	return( b );
425	}
426
427	void imcb_rename_buddy( struct im_connection ic, char handle, char *realname )
428	{
429	user_t *u = user_findhandle( ic, handle );
430
431	if( !u \|\| !realname ) return;
432
433	if( g_strcasecmp( u->realname, realname ) != 0 )
434	{
435	if( u->realname != u->nick ) g_free( u->realname );
436
437	u->realname = g_strdup( realname );
438
439	if( ( ic->flags & OPT_LOGGED_IN ) && set_getbool( &ic->irc->set, "display_namechanges" ) )
440	imcb_log( ic, "User `%s' changed name to `%s'", u->nick, u->realname );
441	}
442	}
443
444	/* Mainly meant for ICQ (and now also for Jabber conferences) to allow IM
445	modules to suggest a nickname for a handle. */
446	void imcb_buddy_nick_hint( struct im_connection ic, char handle, char *nick )
447	{
448	user_t *u = user_findhandle( ic, handle );
449	char newnick[MAX_NICK_LENGTH+1], *orig_nick;
450
451	if( u && !u->online && !nick_saved( ic->acc, handle ) )
452	{
453	/* Only do this if the person isn't online yet (which should
454	be the case if we just added it) and if the user hasn't
455	assigned a nickname to this buddy already. */
456
457	strncpy( newnick, nick, MAX_NICK_LENGTH );
458	newnick[MAX_NICK_LENGTH] = 0;
459
460	/* Some processing to make sure this string is a valid IRC nickname. */
461	nick_strip( newnick );
462	if( set_getbool( &ic->irc->set, "lcnicks" ) )
463	nick_lc( newnick );
464
465	nick_dedupe( ic->acc, handle, newnick );
466
467	/* u->nick will be freed halfway the process, so it can't be
468	passed as an argument. */
469	orig_nick = g_strdup( u->nick );
470	user_rename( ic->irc, orig_nick, newnick );
471	g_free( orig_nick );
472	}
473	}
474
475	/* prpl.c */
476
477	struct show_got_added_data
478	{
479	struct im_connection *ic;
480	char *handle;
481	};
482
483	void show_got_added_no( gpointer w, struct show_got_added_data *data )
484	{
485	g_free( data->handle );
486	g_free( data );
487	}
488
489	void show_got_added_yes( gpointer w, struct show_got_added_data *data )
490	{
491	data->ic->acc->prpl->add_buddy( data->ic, data->handle, NULL );
492	/* imcb_add_buddy( data->ic, NULL, data->handle, data->handle ); */
493
494	return show_got_added_no( w, data );
495	}
496
497	void imcb_ask_add( struct im_connection ic, char handle, const char *realname )
498	{
499	struct show_got_added_data *data = g_new0( struct show_got_added_data, 1 );
500	char *s;
501
502	/* TODO: Make a setting for this! */
503	if( user_findhandle( ic, handle ) != NULL )
504	return;
505
506	s = g_strdup_printf( "The user %s is not in your buddy list yet. Do you want to add him/her now?", handle );
507
508	data->ic = ic;
509	data->handle = g_strdup( handle );
510	query_add( ic->irc, ic, s, show_got_added_yes, show_got_added_no, data );
511	}
512
513
514	/* server.c */
515
516	void imcb_buddy_status( struct im_connection ic, const char handle, int flags, const char state, const char message )
517	{
518	user_t *u;
519	int oa, oo;
520
521	u = user_findhandle( ic, (char*) handle );
522
523	if( !u )
524	{
525	if( g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "add" ) == 0 )
526	{
527	imcb_add_buddy( ic, (char*) handle, NULL );
528	u = user_findhandle( ic, (char*) handle );
529	}
530	else
531	{
532	if( set_getbool( &ic->irc->set, "debug" ) \|\| g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "ignore" ) != 0 )
533	{
534	imcb_log( ic, "imcb_buddy_status() for unknown handle %s:", handle );
535	imcb_log( ic, "flags = %d, state = %s, message = %s", flags,
536	state ? state : "NULL", message ? message : "NULL" );
537	}
538
539	return;
540	}
541	}
542
543	oa = u->away != NULL;
544	oo = u->online;
545
546	if( u->away )
547	{
548	g_free( u->away );
549	u->away = NULL;
550	}
551
552	if( ( flags & OPT_LOGGED_IN ) && !u->online )
553	{
554	irc_spawn( ic->irc, u );
555	u->online = 1;
556	}
557	else if( !( flags & OPT_LOGGED_IN ) && u->online )
558	{
559	struct groupchat *c;
560
561	irc_kill( ic->irc, u );
562	u->online = 0;
563
564	/* Remove him/her from the groupchats to prevent PART messages after he/she QUIT already */
565	for( c = ic->groupchats; c; c = c->next )
566	remove_chat_buddy_silent( c, (char*) handle );
567	}
568
569	if( flags & OPT_AWAY )
570	{
571	if( state && message )
572	{
573	u->away = g_strdup_printf( "%s (%s)", state, message );
574	}
575	else if( state )
576	{
577	u->away = g_strdup( state );
578	}
579	else if( message )
580	{
581	u->away = g_strdup( message );
582	}
583	else
584	{
585	u->away = g_strdup( "Away" );
586	}
587	}
588	/* else waste_any_state_information_for_now(); */
589
590	/* LISPy... */
591	if( ( set_getbool( &ic->irc->set, "away_devoice" ) ) && /* Don't do a thing when user doesn't want it */
592	( u->online ) && /* Don't touch offline people */
593	( ( ( u->online != oo ) && !u->away ) \|\| /* Voice joining people */
594	( ( u->online == oo ) && ( oa == !u->away ) ) ) ) /* (De)voice people changing state */
595	{
596	irc_write( ic->irc, ":%s MODE %s %cv %s", ic->irc->myhost,
597	ic->irc->channel, u->away?'-':'+', u->nick );
598	}
599	}
600
601	void imcb_buddy_msg( struct im_connection ic, char handle, char *msg, u_int32_t flags, time_t sent_at )
602	{
603	irc_t *irc = ic->irc;
604	user_t *u;
605
606	u = user_findhandle( ic, handle );
607
608	if( !u )
609	{
610	char *h = set_getstr( &irc->set, "handle_unknown" );
611
612	if( g_strcasecmp( h, "ignore" ) == 0 )
613	{
614	if( set_getbool( &irc->set, "debug" ) )
615	imcb_log( ic, "Ignoring message from unknown handle %s", handle );
616
617	return;
618	}
619	else if( g_strncasecmp( h, "add", 3 ) == 0 )
620	{
621	int private = set_getbool( &irc->set, "private" );
622
623	if( h[3] )
624	{
625	if( g_strcasecmp( h + 3, "_private" ) == 0 )
626	private = 1;
627	else if( g_strcasecmp( h + 3, "_channel" ) == 0 )
628	private = 0;
629	}
630
631	imcb_add_buddy( ic, handle, NULL );
632	u = user_findhandle( ic, handle );
633	u->is_private = private;
634	}
635	else
636	{
637	imcb_log( ic, "Message from unknown handle %s:", handle );
638	u = user_find( irc, irc->mynick );
639	}
640	}
641
642	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
643	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
644	strip_html( msg );
645
646	while( strlen( msg ) > 425 )
647	{
648	char tmp, *nl;
649
650	tmp = msg[425];
651	msg[425] = 0;
652
653	/* If there's a newline/space in this string, split up there,
654	looks a bit prettier. */
655	if( ( nl = strrchr( msg, '\n' ) ) \|\| ( nl = strrchr( msg, ' ' ) ) )
656	{
657	msg[425] = tmp;
658	tmp = *nl;
659	*nl = 0;
660	}
661
662	irc_msgfrom( irc, u->nick, msg );
663
664	/* Move on. */
665	if( nl )
666	{
667	*nl = tmp;
668	msg = nl + 1;
669	}
670	else
671	{
672	msg[425] = tmp;
673	msg += 425;
674	}
675	}
676	irc_msgfrom( irc, u->nick, msg );
677	}
678
679	void imcb_buddy_typing( struct im_connection ic, char handle, u_int32_t flags )
680	{
681	user_t *u;
682
683	if( !set_getbool( &ic->irc->set, "typing_notice" ) )
684	return;
685
686	if( ( u = user_findhandle( ic, handle ) ) )
687	{
688	char buf[256];
689
690	g_snprintf( buf, 256, "\1TYPING %d\1", ( flags >> 8 ) & 3 );
691	irc_privmsg( ic->irc, u, "PRIVMSG", ic->irc->nick, NULL, buf );
692	}
693	}
694
695	void imcb_chat_free( struct groupchat *c )
696	{
697	struct im_connection *ic = c->ic;
698	struct groupchat *l;
699	GList *ir;
700
701	if( set_getbool( &ic->irc->set, "debug" ) )
702	imcb_log( ic, "You were removed from conversation 0x%x", (int) c );
703
704	if( c )
705	{
706	if( c->joined )
707	{
708	user_t u, r;
709
710	r = user_find( ic->irc, ic->irc->mynick );
711	irc_privmsg( ic->irc, r, "PRIVMSG", c->channel, "", "Cleaning up channel, bye!" );
712
713	u = user_find( ic->irc, ic->irc->nick );
714	irc_kick( ic->irc, u, c->channel, r );
715	/* irc_part( ic->irc, u, c->channel ); */
716	}
717
718	/* Find the previous chat in the linked list. */
719	for( l = ic->groupchats; l && l->next != c; l = l->next );
720
721	if( l )
722	l->next = c->next;
723	else
724	ic->groupchats = c->next;
725
726	for( ir = c->in_room; ir; ir = ir->next )
727	g_free( ir->data );
728	g_list_free( c->in_room );
729	g_free( c->channel );
730	g_free( c->title );
731	g_free( c );
732	}
733	}
734
735	void imcb_chat_msg( struct groupchat c, char who, char *msg, u_int32_t flags, time_t sent_at )
736	{
737	struct im_connection *ic = c->ic;
738	user_t *u;
739
740	/* Gaim sends own messages through this too. IRC doesn't want this, so kill them */
741	if( g_strcasecmp( who, ic->acc->user ) == 0 )
742	return;
743
744	u = user_findhandle( ic, who );
745
746	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
747	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
748	strip_html( msg );
749
750	if( c && u )
751	irc_privmsg( ic->irc, u, "PRIVMSG", c->channel, "", msg );
752	else
753	imcb_log( ic, "Message from/to conversation %s@0x%x (unknown conv/user): %s", who, (int) c, msg );
754	}
755
756	struct groupchat imcb_chat_new( struct im_connection ic, char *handle )
757	{
758	struct groupchat *c;
759
760	/* This one just creates the conversation structure, user won't see anything yet */
761
762	if( ic->groupchats )
763	{
764	for( c = ic->groupchats; c->next; c = c->next );
765	c = c->next = g_new0( struct groupchat, 1 );
766	}
767	else
768	ic->groupchats = c = g_new0( struct groupchat, 1 );
769
770	c->ic = ic;
771	c->title = g_strdup( handle );
772	c->channel = g_strdup_printf( "&chat_%03d", ic->irc->c_id++ );
773
774	if( set_getbool( &ic->irc->set, "debug" ) )
775	imcb_log( ic, "Creating new conversation: (id=0x%x,handle=%s)", (int) c, handle );
776
777	return c;
778	}
779
780
781	/* buddy_chat.c */
782
783	void imcb_chat_add_buddy( struct groupchat b, char handle )
784	{
785	user_t *u = user_findhandle( b->ic, handle );
786	int me = 0;
787
788	if( set_getbool( &b->ic->irc->set, "debug" ) )
789	imcb_log( b->ic, "User %s added to conversation 0x%x", handle, (int) b );
790
791	/* It might be yourself! */
792	if( b->ic->acc->prpl->handle_cmp( handle, b->ic->acc->user ) == 0 )
793	{
794	u = user_find( b->ic->irc, b->ic->irc->nick );
795	if( !b->joined )
796	irc_join( b->ic->irc, u, b->channel );
797	b->joined = me = 1;
798	}
799
800	/* Most protocols allow people to join, even when they're not in
801	your contact list. Try to handle that here */
802	if( !u )
803	{
804	imcb_add_buddy( b->ic, handle, NULL );
805	u = user_findhandle( b->ic, handle );
806	}
807
808	/* Add the handle to the room userlist, if it's not 'me' */
809	if( !me )
810	{
811	if( b->joined )
812	irc_join( b->ic->irc, u, b->channel );
813	b->in_room = g_list_append( b->in_room, g_strdup( handle ) );
814	}
815	}
816
817	/* This function is one BIG hack... :-( EREWRITE */
818	void imcb_chat_remove_buddy( struct groupchat b, char handle, char *reason )
819	{
820	user_t *u;
821	int me = 0;
822
823	if( set_getbool( &b->ic->irc->set, "debug" ) )
824	imcb_log( b->ic, "User %s removed from conversation 0x%x (%s)", handle, (int) b, reason ? reason : "" );
825
826	/* It might be yourself! */
827	if( g_strcasecmp( handle, b->ic->acc->user ) == 0 )
828	{
829	if( b->joined == 0 )
830	return;
831
832	u = user_find( b->ic->irc, b->ic->irc->nick );
833	b->joined = 0;
834	me = 1;
835	}
836	else
837	{
838	u = user_findhandle( b->ic, handle );
839	}
840
841	if( me \|\| ( remove_chat_buddy_silent( b, handle ) && b->joined && u ) )
842	irc_part( b->ic->irc, u, b->channel );
843	}
844
845	static int remove_chat_buddy_silent( struct groupchat b, char handle )
846	{
847	GList *i;
848
849	/* Find the handle in the room userlist and shoot it */
850	i = b->in_room;
851	while( i )
852	{
853	if( g_strcasecmp( handle, i->data ) == 0 )
854	{
855	g_free( i->data );
856	b->in_room = g_list_remove( b->in_room, i->data );
857	return( 1 );
858	}
859
860	i = i->next;
861	}
862
863	return( 0 );
864	}
865
866
867	/* Misc. BitlBee stuff which shouldn't really be here */
868
869	char set_eval_away_devoice( set_t set, char *value )
870	{
871	irc_t *irc = set->data;
872	int st;
873
874	if( ( g_strcasecmp( value, "true" ) == 0 ) \|\| ( g_strcasecmp( value, "yes" ) == 0 ) \|\| ( g_strcasecmp( value, "on" ) == 0 ) )
875	st = 1;
876	else if( ( g_strcasecmp( value, "false" ) == 0 ) \|\| ( g_strcasecmp( value, "no" ) == 0 ) \|\| ( g_strcasecmp( value, "off" ) == 0 ) )
877	st = 0;
878	else if( sscanf( value, "%d", &st ) != 1 )
879	return( NULL );
880
881	st = st != 0;
882
883	/* Horror.... */
884
885	if( st != set_getbool( &irc->set, "away_devoice" ) )
886	{
887	char list[80] = "";
888	user_t *u = irc->users;
889	int i = 0, count = 0;
890	char pm;
891	char v[80];
892
893	if( st )
894	pm = '+';
895	else
896	pm = '-';
897
898	while( u )
899	{
900	if( u->ic && u->online && !u->away )
901	{
902	if( ( strlen( list ) + strlen( u->nick ) ) >= 79 )
903	{
904	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
905	irc_write( irc, ":%s MODE %s %c%s%s",
906	irc->myhost,
907	irc->channel, pm, v, list );
908
909	*list = 0;
910	count = 0;
911	}
912
913	sprintf( list + strlen( list ), " %s", u->nick );
914	count ++;
915	}
916	u = u->next;
917	}
918
919	/* $v = 'v' x $i */
920	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
921	irc_write( irc, ":%s MODE %s %c%s%s", irc->myhost,
922	irc->channel, pm, v, list );
923	}
924
925	return( set_eval_bool( set, value ) );
926	}
927
928
929
930
931	/* The plan is to not allow straight calls to prpl functions anymore, but do
932	them all from some wrappers. We'll start to define some down here: */
933
934	int imc_buddy_msg( struct im_connection ic, char handle, char *msg, int flags )
935	{
936	char *buf = NULL;
937	int st;
938
939	if( ( ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
940	{
941	buf = escape_html( msg );
942	msg = buf;
943	}
944
945	st = ic->acc->prpl->buddy_msg( ic, handle, msg, flags );
946	g_free( buf );
947
948	return st;
949	}
950
951	int imc_chat_msg( struct groupchat c, char msg, int flags )
952	{
953	char *buf = NULL;
954
955	if( ( c->ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
956	{
957	buf = escape_html( msg );
958	msg = buf;
959	}
960
961	c->ic->acc->prpl->chat_msg( c, msg, flags );
962	g_free( buf );
963
964	return 1;
965	}
966
967	static char imc_away_alias_find( GList gcm, char *away );
968
969	int imc_set_away( struct im_connection ic, char away )
970	{
971	GList m, ms;
972	char *s;
973
974	if( !away ) away = "";
975	ms = m = ic->acc->prpl->away_states( ic );
976
977	while( m )
978	{
979	if( *away )
980	{
981	if( g_strncasecmp( m->data, away, strlen( m->data ) ) == 0 )
982	break;
983	}
984	else
985	{
986	if( g_strcasecmp( m->data, "Available" ) == 0 )
987	break;
988	if( g_strcasecmp( m->data, "Online" ) == 0 )
989	break;
990	}
991	m = m->next;
992	}
993
994	if( m )
995	{
996	ic->acc->prpl->set_away( ic, m->data, *away ? away : NULL );
997	}
998	else
999	{
1000	s = imc_away_alias_find( ms, away );
1001	if( s )
1002	{
1003	ic->acc->prpl->set_away( ic, s, away );
1004	if( set_getbool( &ic->irc->set, "debug" ) )
1005	imcb_log( ic, "Setting away state to %s", s );
1006	}
1007	else
1008	ic->acc->prpl->set_away( ic, GAIM_AWAY_CUSTOM, away );
1009	}
1010
1011	return( 1 );
1012	}
1013
1014	static char *imc_away_alias_list[8][5] =
1015	{
1016	{ "Away from computer", "Away", "Extended away", NULL },
1017	{ "NA", "N/A", "Not available", NULL },
1018	{ "Busy", "Do not disturb", "DND", "Occupied", NULL },
1019	{ "Be right back", "BRB", NULL },
1020	{ "On the phone", "Phone", "On phone", NULL },
1021	{ "Out to lunch", "Lunch", "Food", NULL },
1022	{ "Invisible", "Hidden" },
1023	{ NULL }
1024	};
1025
1026	static char imc_away_alias_find( GList gcm, char *away )
1027	{
1028	GList *m;
1029	int i, j;
1030
1031	for( i = 0; *imc_away_alias_list[i]; i ++ )
1032	{
1033	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1034	if( g_strncasecmp( away, imc_away_alias_list[i][j], strlen( imc_away_alias_list[i][j] ) ) == 0 )
1035	break;
1036
1037	if( !imc_away_alias_list[i][j] ) /* If we reach the end, this row */
1038	continue; /* is not what we want. Next! */
1039
1040	/* Now find an entry in this row which exists in gcm */
1041	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1042	{
1043	m = gcm;
1044	while( m )
1045	{
1046	if( g_strcasecmp( imc_away_alias_list[i][j], m->data ) == 0 )
1047	return( imc_away_alias_list[i][j] );
1048	m = m->next;
1049	}
1050	}
1051	}
1052
1053	return( NULL );
1054	}
1055
1056	void imc_add_allow( struct im_connection ic, char handle )
1057	{
1058	if( g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1059	{
1060	ic->permit = g_slist_prepend( ic->permit, g_strdup( handle ) );
1061	}
1062
1063	ic->acc->prpl->add_permit( ic, handle );
1064	}
1065
1066	void imc_rem_allow( struct im_connection ic, char handle )
1067	{
1068	GSList *l;
1069
1070	if( ( l = g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1071	{
1072	g_free( l->data );
1073	ic->permit = g_slist_delete_link( ic->permit, l );
1074	}
1075
1076	ic->acc->prpl->rem_permit( ic, handle );
1077	}
1078
1079	void imc_add_block( struct im_connection ic, char handle )
1080	{
1081	if( g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1082	{
1083	ic->deny = g_slist_prepend( ic->deny, g_strdup( handle ) );
1084	}
1085
1086	ic->acc->prpl->add_deny( ic, handle );
1087	}
1088
1089	void imc_rem_block( struct im_connection ic, char handle )
1090	{
1091	GSList *l;
1092
1093	if( ( l = g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1094	{
1095	g_free( l->data );
1096	ic->deny = g_slist_delete_link( ic->deny, l );
1097	}
1098
1099	ic->acc->prpl->rem_deny( ic, handle );
1100	}

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