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source: protocols/nogaim.c @ 4e04194

Last change on this file since 4e04194 was 4e04194, checked in by Wilmer van der Gaast <wilmer@…>, at 2009-11-23T23:00:54Z
Merging BitlBee 1.2.4+
Property mode set to `100644`
File size: 28.6 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 <ctype.h>
36
37	#include "nogaim.h"
38	#include "chat.h"
39
40	static int remove_chat_buddy_silent( struct groupchat b, const char handle );
41
42	GSList *connections;
43
44	#ifdef WITH_PLUGINS
45	gboolean load_plugin(char *path)
46	{
47	void (*init_function) (void);
48
49	GModule *mod = g_module_open(path, G_MODULE_BIND_LAZY);
50
51	if(!mod) {
52	log_message(LOGLVL_ERROR, "Can't find `%s', not loading (%s)\n", path, g_module_error());
53	return FALSE;
54	}
55
56	if(!g_module_symbol(mod,"init_plugin",(gpointer *) &init_function)) {
57	log_message(LOGLVL_WARNING, "Can't find function `init_plugin' in `%s'\n", path);
58	return FALSE;
59	}
60
61	init_function();
62
63	return TRUE;
64	}
65
66	void load_plugins(void)
67	{
68	GDir *dir;
69	GError *error = NULL;
70
71	dir = g_dir_open(global.conf->plugindir, 0, &error);
72
73	if (dir) {
74	const gchar *entry;
75	char *path;
76
77	while ((entry = g_dir_read_name(dir))) {
78	path = g_build_filename(global.conf->plugindir, entry, NULL);
79	if(!path) {
80	log_message(LOGLVL_WARNING, "Can't build path for %s\n", entry);
81	continue;
82	}
83
84	load_plugin(path);
85
86	g_free(path);
87	}
88
89	g_dir_close(dir);
90	}
91	}
92	#endif
93
94	/* nogaim.c */
95
96	GList *protocols = NULL;
97
98	void register_protocol (struct prpl *p)
99	{
100	protocols = g_list_append(protocols, p);
101	}
102
103	struct prpl find_protocol(const char name)
104	{
105	GList *gl;
106
107	for( gl = protocols; gl; gl = gl->next )
108	{
109	struct prpl *proto = gl->data;
110
111	if( g_strcasecmp( proto->name, name ) == 0 )
112	return proto;
113
114	#ifdef WITH_PURPLE
115	/* I know, hardcoding is evil, but that doesn't make it
116	impossible. :-) */
117	if( g_strncasecmp( proto->name, "prpl-", 5 ) == 0 &&
118	g_strcasecmp( proto->name + 5, name ) == 0 )
119	return proto;
120	#endif
121	}
122
123	return NULL;
124	}
125
126	/* nogaim.c */
127	void nogaim_init()
128	{
129	extern void msn_initmodule();
130	extern void oscar_initmodule();
131	extern void byahoo_initmodule();
132	extern void jabber_initmodule();
133	extern void purple_initmodule();
134
135	#ifdef WITH_MSN
136	msn_initmodule();
137	#endif
138
139	#ifdef WITH_OSCAR
140	oscar_initmodule();
141	#endif
142
143	#ifdef WITH_YAHOO
144	byahoo_initmodule();
145	#endif
146
147	#ifdef WITH_JABBER
148	jabber_initmodule();
149	#endif
150
151	#ifdef WITH_PURPLE
152	purple_initmodule();
153	#endif
154
155	#ifdef WITH_PLUGINS
156	load_plugins();
157	#endif
158	}
159
160	GSList *get_connections() { return connections; }
161
162	/* multi.c */
163
164	struct im_connection imcb_new( account_t acc )
165	{
166	struct im_connection *ic;
167
168	ic = g_new0( struct im_connection, 1 );
169
170	ic->irc = acc->irc;
171	ic->acc = acc;
172	acc->ic = ic;
173
174	connections = g_slist_append( connections, ic );
175
176	return( ic );
177	}
178
179	void imc_free( struct im_connection *ic )
180	{
181	account_t *a;
182
183	/* Destroy the pointer to this connection from the account list */
184	for( a = ic->irc->accounts; a; a = a->next )
185	if( a->ic == ic )
186	{
187	a->ic = NULL;
188	break;
189	}
190
191	connections = g_slist_remove( connections, ic );
192	g_free( ic );
193	}
194
195	static void serv_got_crap( struct im_connection ic, char format, ... )
196	{
197	va_list params;
198	char *text;
199	account_t *a;
200
201	va_start( params, format );
202	text = g_strdup_vprintf( format, params );
203	va_end( params );
204
205	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
206	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
207	strip_html( text );
208
209	/* Try to find a different connection on the same protocol. */
210	for( a = ic->irc->accounts; a; a = a->next )
211	if( a->prpl == ic->acc->prpl && a->ic != ic )
212	break;
213
214	/* If we found one, include the screenname in the message. */
215	if( a )
216	irc_usermsg( ic->irc, "%s(%s) - %s", ic->acc->prpl->name, ic->acc->user, text );
217	else
218	irc_usermsg( ic->irc, "%s - %s", ic->acc->prpl->name, text );
219
220	g_free( text );
221	}
222
223	void imcb_log( 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, "%s", text );
234	else
235	serv_got_crap( ic, "Logging in: %s", text );
236
237	g_free( text );
238	}
239
240	void imcb_error( struct im_connection ic, char format, ... )
241	{
242	va_list params;
243	char *text;
244
245	va_start( params, format );
246	text = g_strdup_vprintf( format, params );
247	va_end( params );
248
249	if( ic->flags & OPT_LOGGED_IN )
250	serv_got_crap( ic, "Error: %s", text );
251	else
252	serv_got_crap( ic, "Couldn't log in: %s", text );
253
254	g_free( text );
255	}
256
257	static gboolean send_keepalive( gpointer d, gint fd, b_input_condition cond )
258	{
259	struct im_connection *ic = d;
260
261	if( ic->acc->prpl->keepalive )
262	ic->acc->prpl->keepalive( ic );
263
264	return TRUE;
265	}
266
267	void imcb_connected( struct im_connection *ic )
268	{
269	irc_t *irc = ic->irc;
270	struct chat *c;
271	user_t *u;
272
273	/* MSN servers sometimes redirect you to a different server and do
274	the whole login sequence again, so these "late" calls to this
275	function should be handled correctly. (IOW, ignored) */
276	if( ic->flags & OPT_LOGGED_IN )
277	return;
278
279	u = user_find( ic->irc, ic->irc->nick );
280
281	imcb_log( ic, "Logged in" );
282
283	ic->keepalive = b_timeout_add( 60000, send_keepalive, ic );
284	ic->flags \|= OPT_LOGGED_IN;
285
286	/* Also necessary when we're not away, at least for some of the
287	protocols. */
288	imc_set_away( ic, u->away );
289
290	/* Apparently we're connected successfully, so reset the
291	exponential backoff timer. */
292	ic->acc->auto_reconnect_delay = 0;
293
294	for( c = irc->chatrooms; c; c = c->next )
295	{
296	if( c->acc != ic->acc )
297	continue;
298
299	if( set_getbool( &c->set, "auto_join" ) )
300	chat_join( irc, c, NULL );
301	}
302	}
303
304	gboolean auto_reconnect( gpointer data, gint fd, b_input_condition cond )
305	{
306	account_t *a = data;
307
308	a->reconnect = 0;
309	account_on( a->irc, a );
310
311	return( FALSE ); /* Only have to run the timeout once */
312	}
313
314	void cancel_auto_reconnect( account_t *a )
315	{
316	b_event_remove( a->reconnect );
317	a->reconnect = 0;
318	}
319
320	void imc_logout( struct im_connection *ic, int allow_reconnect )
321	{
322	irc_t *irc = ic->irc;
323	user_t t, u;
324	account_t *a;
325	int delay;
326
327	/* Nested calls might happen sometimes, this is probably the best
328	place to catch them. */
329	if( ic->flags & OPT_LOGGING_OUT )
330	return;
331	else
332	ic->flags \|= OPT_LOGGING_OUT;
333
334	imcb_log( ic, "Signing off.." );
335
336	b_event_remove( ic->keepalive );
337	ic->keepalive = 0;
338	ic->acc->prpl->logout( ic );
339	b_event_remove( ic->inpa );
340
341	g_free( ic->away );
342	ic->away = NULL;
343
344	u = irc->users;
345	while( u )
346	{
347	if( u->ic == ic )
348	{
349	t = u->next;
350	user_del( irc, u->nick );
351	u = t;
352	}
353	else
354	u = u->next;
355	}
356
357	query_del_by_conn( ic->irc, ic );
358
359	for( a = irc->accounts; a; a = a->next )
360	if( a->ic == ic )
361	break;
362
363	if( !a )
364	{
365	/* Uhm... This is very sick. */
366	}
367	else if( allow_reconnect && set_getbool( &irc->set, "auto_reconnect" ) &&
368	set_getbool( &a->set, "auto_reconnect" ) &&
369	( delay = account_reconnect_delay( a ) ) > 0 )
370	{
371	imcb_log( ic, "Reconnecting in %d seconds..", delay );
372	a->reconnect = b_timeout_add( delay * 1000, auto_reconnect, a );
373	}
374
375	imc_free( ic );
376	}
377
378
379	/* dialogs.c */
380
381	void imcb_ask( struct im_connection ic, char msg, void *data,
382	query_callback doit, query_callback dont )
383	{
384	query_add( ic->irc, ic, msg, doit, dont, data );
385	}
386
387
388	/* list.c */
389
390	void imcb_add_buddy( struct im_connection ic, char handle, char *group )
391	{
392	user_t *u;
393	char nick[MAX_NICK_LENGTH+1], *s;
394	irc_t *irc = ic->irc;
395
396	if( user_findhandle( ic, handle ) )
397	{
398	if( set_getbool( &irc->set, "debug" ) )
399	imcb_log( ic, "User already exists, ignoring add request: %s", handle );
400
401	return;
402
403	/* Buddy seems to exist already. Let's ignore this request then...
404	Eventually subsequent calls to this function should be possible
405	when a buddy is in multiple groups. But for now BitlBee doesn't
406	even support groups so let's silently ignore this for now. */
407	}
408
409	memset( nick, 0, MAX_NICK_LENGTH + 1 );
410	strcpy( nick, nick_get( ic->acc, handle ) );
411
412	u = user_add( ic->irc, nick );
413
414	// if( !realname \|\| !*realname ) realname = nick;
415	// u->realname = g_strdup( realname );
416
417	if( ( s = strchr( handle, '@' ) ) )
418	{
419	u->host = g_strdup( s + 1 );
420	u->user = g_strndup( handle, s - handle );
421	}
422	else if( ic->acc->server )
423	{
424	u->host = g_strdup( ic->acc->server );
425	u->user = g_strdup( handle );
426
427	/* s/ /_/ ... important for AOL screennames */
428	for( s = u->user; *s; s ++ )
429	if( *s == ' ' )
430	*s = '_';
431	}
432	else
433	{
434	u->host = g_strdup( ic->acc->prpl->name );
435	u->user = g_strdup( handle );
436	}
437
438	u->ic = ic;
439	u->handle = g_strdup( handle );
440	if( group ) u->group = g_strdup( group );
441	u->send_handler = buddy_send_handler;
442	u->last_typing_notice = 0;
443	}
444
445	struct buddy imcb_find_buddy( struct im_connection ic, char *handle )
446	{
447	static struct buddy b[1];
448	user_t *u;
449
450	u = user_findhandle( ic, handle );
451
452	if( !u )
453	return( NULL );
454
455	memset( b, 0, sizeof( b ) );
456	strncpy( b->name, handle, 80 );
457	strncpy( b->show, u->realname, BUDDY_ALIAS_MAXLEN );
458	b->present = u->online;
459	b->ic = u->ic;
460
461	return( b );
462	}
463
464	void imcb_rename_buddy( struct im_connection ic, char handle, char *realname )
465	{
466	user_t *u = user_findhandle( ic, handle );
467
468	if( !u \|\| !realname ) return;
469
470	if( g_strcasecmp( u->realname, realname ) != 0 )
471	{
472	if( u->realname != u->nick ) g_free( u->realname );
473
474	u->realname = g_strdup( realname );
475
476	if( ( ic->flags & OPT_LOGGED_IN ) && set_getbool( &ic->irc->set, "display_namechanges" ) )
477	imcb_log( ic, "User `%s' changed name to `%s'", u->nick, u->realname );
478	}
479	}
480
481	void imcb_remove_buddy( struct im_connection ic, char handle, char *group )
482	{
483	user_t *u;
484
485	if( ( u = user_findhandle( ic, handle ) ) )
486	user_del( ic->irc, u->nick );
487	}
488
489	/* Mainly meant for ICQ (and now also for Jabber conferences) to allow IM
490	modules to suggest a nickname for a handle. */
491	void imcb_buddy_nick_hint( struct im_connection ic, char handle, char *nick )
492	{
493	user_t *u = user_findhandle( ic, handle );
494	char newnick[MAX_NICK_LENGTH+1], *orig_nick;
495
496	if( u && !u->online && !nick_saved( ic->acc, handle ) )
497	{
498	/* Only do this if the person isn't online yet (which should
499	be the case if we just added it) and if the user hasn't
500	assigned a nickname to this buddy already. */
501
502	strncpy( newnick, nick, MAX_NICK_LENGTH );
503	newnick[MAX_NICK_LENGTH] = 0;
504
505	/* Some processing to make sure this string is a valid IRC nickname. */
506	nick_strip( newnick );
507	if( set_getbool( &ic->irc->set, "lcnicks" ) )
508	nick_lc( newnick );
509
510	if( strcmp( u->nick, newnick ) != 0 )
511	{
512	/* Only do this if newnick is different from the current one.
513	If rejoining a channel, maybe we got this nick already
514	(and dedupe would only add an underscore. */
515	nick_dedupe( ic->acc, handle, newnick );
516
517	/* u->nick will be freed halfway the process, so it can't be
518	passed as an argument. */
519	orig_nick = g_strdup( u->nick );
520	user_rename( ic->irc, orig_nick, newnick );
521	g_free( orig_nick );
522	}
523	}
524	}
525
526
527	struct imcb_ask_cb_data
528	{
529	struct im_connection *ic;
530	char *handle;
531	};
532
533	static void imcb_ask_auth_cb_no( void *data )
534	{
535	struct imcb_ask_cb_data *cbd = data;
536
537	cbd->ic->acc->prpl->auth_deny( cbd->ic, cbd->handle );
538
539	g_free( cbd->handle );
540	g_free( cbd );
541	}
542
543	static void imcb_ask_auth_cb_yes( void *data )
544	{
545	struct imcb_ask_cb_data *cbd = data;
546
547	cbd->ic->acc->prpl->auth_allow( cbd->ic, cbd->handle );
548
549	g_free( cbd->handle );
550	g_free( cbd );
551	}
552
553	void imcb_ask_auth( struct im_connection ic, const char handle, const char *realname )
554	{
555	struct imcb_ask_cb_data *data = g_new0( struct imcb_ask_cb_data, 1 );
556	char s, realname_ = NULL;
557
558	if( realname != NULL )
559	realname_ = g_strdup_printf( " (%s)", realname );
560
561	s = g_strdup_printf( "The user %s%s wants to add you to his/her buddy list.",
562	handle, realname_ ?: "" );
563
564	g_free( realname_ );
565
566	data->ic = ic;
567	data->handle = g_strdup( handle );
568	query_add( ic->irc, ic, s, imcb_ask_auth_cb_yes, imcb_ask_auth_cb_no, data );
569	}
570
571
572	static void imcb_ask_add_cb_no( void *data )
573	{
574	g_free( ((struct imcb_ask_cb_data*)data)->handle );
575	g_free( data );
576	}
577
578	static void imcb_ask_add_cb_yes( void *data )
579	{
580	struct imcb_ask_cb_data *cbd = data;
581
582	cbd->ic->acc->prpl->add_buddy( cbd->ic, cbd->handle, NULL );
583
584	return imcb_ask_add_cb_no( data );
585	}
586
587	void imcb_ask_add( struct im_connection ic, const char handle, const char *realname )
588	{
589	struct imcb_ask_cb_data *data = g_new0( struct imcb_ask_cb_data, 1 );
590	char *s;
591
592	/* TODO: Make a setting for this! */
593	if( user_findhandle( ic, handle ) != NULL )
594	return;
595
596	s = g_strdup_printf( "The user %s is not in your buddy list yet. Do you want to add him/her now?", handle );
597
598	data->ic = ic;
599	data->handle = g_strdup( handle );
600	query_add( ic->irc, ic, s, imcb_ask_add_cb_yes, imcb_ask_add_cb_no, data );
601	}
602
603
604	/* server.c */
605
606	void imcb_buddy_status( struct im_connection ic, const char handle, int flags, const char state, const char message )
607	{
608	user_t *u;
609	int oa, oo;
610
611	u = user_findhandle( ic, (char*) handle );
612
613	if( !u )
614	{
615	if( g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "add" ) == 0 )
616	{
617	imcb_add_buddy( ic, (char*) handle, NULL );
618	u = user_findhandle( ic, (char*) handle );
619	}
620	else
621	{
622	if( set_getbool( &ic->irc->set, "debug" ) \|\| g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "ignore" ) != 0 )
623	{
624	imcb_log( ic, "imcb_buddy_status() for unknown handle %s:", handle );
625	imcb_log( ic, "flags = %d, state = %s, message = %s", flags,
626	state ? state : "NULL", message ? message : "NULL" );
627	}
628
629	return;
630	}
631	}
632
633	oa = u->away != NULL;
634	oo = u->online;
635
636	if( u->away )
637	{
638	g_free( u->away );
639	u->away = NULL;
640	}
641
642	if( ( flags & OPT_LOGGED_IN ) && !u->online )
643	{
644	irc_spawn( ic->irc, u );
645	u->online = 1;
646	}
647	else if( !( flags & OPT_LOGGED_IN ) && u->online )
648	{
649	struct groupchat *c;
650
651	irc_kill( ic->irc, u );
652	u->online = 0;
653
654	/* Remove him/her from the groupchats to prevent PART messages after he/she QUIT already */
655	for( c = ic->groupchats; c; c = c->next )
656	remove_chat_buddy_silent( c, handle );
657	}
658
659	if( flags & OPT_AWAY )
660	{
661	if( state && message )
662	{
663	u->away = g_strdup_printf( "%s (%s)", state, message );
664	}
665	else if( state )
666	{
667	u->away = g_strdup( state );
668	}
669	else if( message )
670	{
671	u->away = g_strdup( message );
672	}
673	else
674	{
675	u->away = g_strdup( "Away" );
676	}
677	}
678	/* else waste_any_state_information_for_now(); */
679
680	/* LISPy... */
681	if( ( set_getbool( &ic->irc->set, "away_devoice" ) ) && /* Don't do a thing when user doesn't want it */
682	( u->online ) && /* Don't touch offline people */
683	( ( ( u->online != oo ) && !u->away ) \|\| /* Voice joining people */
684	( ( u->online == oo ) && ( oa == !u->away ) ) ) ) /* (De)voice people changing state */
685	{
686	char *from;
687
688	if( set_getbool( &ic->irc->set, "simulate_netsplit" ) )
689	{
690	from = g_strdup( ic->irc->myhost );
691	}
692	else
693	{
694	from = g_strdup_printf( "%s!%s@%s", ic->irc->mynick, ic->irc->mynick,
695	ic->irc->myhost );
696	}
697	irc_write( ic->irc, ":%s MODE %s %cv %s", from, ic->irc->channel,
698	u->away?'-':'+', u->nick );
699	g_free( from );
700	}
701	}
702
703	void imcb_buddy_msg( struct im_connection ic, char handle, char *msg, uint32_t flags, time_t sent_at )
704	{
705	irc_t *irc = ic->irc;
706	char *wrapped;
707	user_t *u;
708
709	u = user_findhandle( ic, handle );
710
711	if( !u )
712	{
713	char *h = set_getstr( &irc->set, "handle_unknown" );
714
715	if( g_strcasecmp( h, "ignore" ) == 0 )
716	{
717	if( set_getbool( &irc->set, "debug" ) )
718	imcb_log( ic, "Ignoring message from unknown handle %s", handle );
719
720	return;
721	}
722	else if( g_strncasecmp( h, "add", 3 ) == 0 )
723	{
724	int private = set_getbool( &irc->set, "private" );
725
726	if( h[3] )
727	{
728	if( g_strcasecmp( h + 3, "_private" ) == 0 )
729	private = 1;
730	else if( g_strcasecmp( h + 3, "_channel" ) == 0 )
731	private = 0;
732	}
733
734	imcb_add_buddy( ic, handle, NULL );
735	u = user_findhandle( ic, handle );
736	u->is_private = private;
737	}
738	else
739	{
740	imcb_log( ic, "Message from unknown handle %s:", handle );
741	u = user_find( irc, irc->mynick );
742	}
743	}
744
745	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
746	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
747	strip_html( msg );
748
749	wrapped = word_wrap( msg, 425 );
750	irc_msgfrom( irc, u->nick, wrapped );
751	g_free( wrapped );
752	}
753
754	void imcb_buddy_typing( struct im_connection ic, char handle, uint32_t flags )
755	{
756	user_t *u;
757
758	if( !set_getbool( &ic->irc->set, "typing_notice" ) )
759	return;
760
761	if( ( u = user_findhandle( ic, handle ) ) )
762	{
763	char buf[256];
764
765	g_snprintf( buf, 256, "\1TYPING %d\1", ( flags >> 8 ) & 3 );
766	irc_privmsg( ic->irc, u, "PRIVMSG", ic->irc->nick, NULL, buf );
767	}
768	}
769
770	struct groupchat imcb_chat_new( struct im_connection ic, const char *handle )
771	{
772	struct groupchat *c;
773
774	/* This one just creates the conversation structure, user won't see anything yet */
775
776	if( ic->groupchats )
777	{
778	for( c = ic->groupchats; c->next; c = c->next );
779	c = c->next = g_new0( struct groupchat, 1 );
780	}
781	else
782	ic->groupchats = c = g_new0( struct groupchat, 1 );
783
784	c->ic = ic;
785	c->title = g_strdup( handle );
786	c->channel = g_strdup_printf( "&chat_%03d", ic->irc->c_id++ );
787	c->topic = g_strdup_printf( "BitlBee groupchat: \"%s\". Please keep in mind that root-commands won't work here. Have fun!", c->title );
788
789	if( set_getbool( &ic->irc->set, "debug" ) )
790	imcb_log( ic, "Creating new conversation: (id=%p,handle=%s)", c, handle );
791
792	return c;
793	}
794
795	void imcb_chat_free( struct groupchat *c )
796	{
797	struct im_connection *ic = c->ic;
798	struct groupchat *l;
799	GList *ir;
800
801	if( set_getbool( &ic->irc->set, "debug" ) )
802	imcb_log( ic, "You were removed from conversation %p", c );
803
804	if( c )
805	{
806	if( c->joined )
807	{
808	user_t u, r;
809
810	r = user_find( ic->irc, ic->irc->mynick );
811	irc_privmsg( ic->irc, r, "PRIVMSG", c->channel, "", "Cleaning up channel, bye!" );
812
813	u = user_find( ic->irc, ic->irc->nick );
814	irc_kick( ic->irc, u, c->channel, r );
815	/* irc_part( ic->irc, u, c->channel ); */
816	}
817
818	/* Find the previous chat in the linked list. */
819	for( l = ic->groupchats; l && l->next != c; l = l->next );
820
821	if( l )
822	l->next = c->next;
823	else
824	ic->groupchats = c->next;
825
826	for( ir = c->in_room; ir; ir = ir->next )
827	g_free( ir->data );
828	g_list_free( c->in_room );
829	g_free( c->channel );
830	g_free( c->title );
831	g_free( c->topic );
832	g_free( c );
833	}
834	}
835
836	void imcb_chat_msg( struct groupchat c, char who, char *msg, uint32_t flags, time_t sent_at )
837	{
838	struct im_connection *ic = c->ic;
839	char *wrapped;
840	user_t *u;
841
842	/* Gaim sends own messages through this too. IRC doesn't want this, so kill them */
843	if( g_strcasecmp( who, ic->acc->user ) == 0 )
844	return;
845
846	u = user_findhandle( ic, who );
847
848	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
849	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
850	strip_html( msg );
851
852	wrapped = word_wrap( msg, 425 );
853	if( c && u )
854	{
855	irc_privmsg( ic->irc, u, "PRIVMSG", c->channel, "", wrapped );
856	}
857	else
858	{
859	imcb_log( ic, "Message from/to conversation %s@%p (unknown conv/user): %s", who, c, wrapped );
860	}
861	g_free( wrapped );
862	}
863
864	void imcb_chat_log( struct groupchat c, char format, ... )
865	{
866	irc_t *irc = c->ic->irc;
867	va_list params;
868	char *text;
869	user_t *u;
870
871	va_start( params, format );
872	text = g_strdup_vprintf( format, params );
873	va_end( params );
874
875	u = user_find( irc, irc->mynick );
876
877	irc_privmsg( irc, u, "PRIVMSG", c->channel, "System message: ", text );
878
879	g_free( text );
880	}
881
882	void imcb_chat_topic( struct groupchat c, char who, char *topic, time_t set_at )
883	{
884	struct im_connection *ic = c->ic;
885	user_t *u = NULL;
886
887	if( who == NULL)
888	u = user_find( ic->irc, ic->irc->mynick );
889	else if( g_strcasecmp( who, ic->acc->user ) == 0 )
890	u = user_find( ic->irc, ic->irc->nick );
891	else
892	u = user_findhandle( ic, who );
893
894	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
895	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
896	strip_html( topic );
897
898	g_free( c->topic );
899	c->topic = g_strdup( topic );
900
901	if( c->joined && u )
902	irc_write( ic->irc, ":%s!%s@%s TOPIC %s :%s", u->nick, u->user, u->host, c->channel, topic );
903	}
904
905
906	/* buddy_chat.c */
907
908	void imcb_chat_add_buddy( struct groupchat b, char handle )
909	{
910	user_t *u = user_findhandle( b->ic, handle );
911	int me = 0;
912
913	if( set_getbool( &b->ic->irc->set, "debug" ) )
914	imcb_log( b->ic, "User %s added to conversation %p", handle, b );
915
916	/* It might be yourself! */
917	if( b->ic->acc->prpl->handle_cmp( handle, b->ic->acc->user ) == 0 )
918	{
919	u = user_find( b->ic->irc, b->ic->irc->nick );
920	if( !b->joined )
921	irc_join( b->ic->irc, u, b->channel );
922	b->joined = me = 1;
923	}
924
925	/* Most protocols allow people to join, even when they're not in
926	your contact list. Try to handle that here */
927	if( !u )
928	{
929	imcb_add_buddy( b->ic, handle, NULL );
930	u = user_findhandle( b->ic, handle );
931	}
932
933	/* Add the handle to the room userlist, if it's not 'me' */
934	if( !me )
935	{
936	if( b->joined )
937	irc_join( b->ic->irc, u, b->channel );
938	b->in_room = g_list_append( b->in_room, g_strdup( handle ) );
939	}
940	}
941
942	/* This function is one BIG hack... :-( EREWRITE */
943	void imcb_chat_remove_buddy( struct groupchat b, char handle, char *reason )
944	{
945	user_t *u;
946	int me = 0;
947
948	if( set_getbool( &b->ic->irc->set, "debug" ) )
949	imcb_log( b->ic, "User %s removed from conversation %p (%s)", handle, b, reason ? reason : "" );
950
951	/* It might be yourself! */
952	if( g_strcasecmp( handle, b->ic->acc->user ) == 0 )
953	{
954	if( b->joined == 0 )
955	return;
956
957	u = user_find( b->ic->irc, b->ic->irc->nick );
958	b->joined = 0;
959	me = 1;
960	}
961	else
962	{
963	u = user_findhandle( b->ic, handle );
964	}
965
966	if( me \|\| ( remove_chat_buddy_silent( b, handle ) && b->joined && u ) )
967	irc_part( b->ic->irc, u, b->channel );
968	}
969
970	static int remove_chat_buddy_silent( struct groupchat b, const char handle )
971	{
972	GList *i;
973
974	/* Find the handle in the room userlist and shoot it */
975	i = b->in_room;
976	while( i )
977	{
978	if( g_strcasecmp( handle, i->data ) == 0 )
979	{
980	g_free( i->data );
981	b->in_room = g_list_remove( b->in_room, i->data );
982	return( 1 );
983	}
984
985	i = i->next;
986	}
987
988	return( 0 );
989	}
990
991
992	/* Misc. BitlBee stuff which shouldn't really be here */
993
994	char set_eval_away_devoice( set_t set, char *value )
995	{
996	irc_t *irc = set->data;
997	int st;
998
999	if( !is_bool( value ) )
1000	return SET_INVALID;
1001
1002	st = bool2int( value );
1003
1004	/* Horror.... */
1005
1006	if( st != set_getbool( &irc->set, "away_devoice" ) )
1007	{
1008	char list[80] = "";
1009	user_t *u = irc->users;
1010	int i = 0, count = 0;
1011	char pm;
1012	char v[80];
1013
1014	if( st )
1015	pm = '+';
1016	else
1017	pm = '-';
1018
1019	while( u )
1020	{
1021	if( u->ic && u->online && !u->away )
1022	{
1023	if( ( strlen( list ) + strlen( u->nick ) ) >= 79 )
1024	{
1025	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
1026	irc_write( irc, ":%s MODE %s %c%s%s",
1027	irc->myhost,
1028	irc->channel, pm, v, list );
1029
1030	*list = 0;
1031	count = 0;
1032	}
1033
1034	sprintf( list + strlen( list ), " %s", u->nick );
1035	count ++;
1036	}
1037	u = u->next;
1038	}
1039
1040	/* $v = 'v' x $i */
1041	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
1042	irc_write( irc, ":%s MODE %s %c%s%s", irc->myhost,
1043	irc->channel, pm, v, list );
1044	}
1045
1046	return value;
1047	}
1048
1049
1050
1051
1052	/* The plan is to not allow straight calls to prpl functions anymore, but do
1053	them all from some wrappers. We'll start to define some down here: */
1054
1055	int imc_buddy_msg( struct im_connection ic, char handle, char *msg, int flags )
1056	{
1057	char *buf = NULL;
1058	int st;
1059
1060	if( ( ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
1061	{
1062	buf = escape_html( msg );
1063	msg = buf;
1064	}
1065
1066	st = ic->acc->prpl->buddy_msg( ic, handle, msg, flags );
1067	g_free( buf );
1068
1069	return st;
1070	}
1071
1072	int imc_chat_msg( struct groupchat c, char msg, int flags )
1073	{
1074	char *buf = NULL;
1075
1076	if( ( c->ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
1077	{
1078	buf = escape_html( msg );
1079	msg = buf;
1080	}
1081
1082	c->ic->acc->prpl->chat_msg( c, msg, flags );
1083	g_free( buf );
1084
1085	return 1;
1086	}
1087
1088	static char imc_away_alias_find( GList gcm, char *away );
1089
1090	int imc_set_away( struct im_connection ic, char away )
1091	{
1092	GList m, ms;
1093	char *s;
1094
1095	if( !away ) away = "";
1096	ms = m = ic->acc->prpl->away_states( ic );
1097
1098	while( m )
1099	{
1100	if( *away )
1101	{
1102	if( g_strncasecmp( m->data, away, strlen( m->data ) ) == 0 )
1103	break;
1104	}
1105	else
1106	{
1107	if( g_strcasecmp( m->data, "Available" ) == 0 )
1108	break;
1109	if( g_strcasecmp( m->data, "Online" ) == 0 )
1110	break;
1111	}
1112	m = m->next;
1113	}
1114
1115	if( m )
1116	{
1117	ic->acc->prpl->set_away( ic, m->data, *away ? away : NULL );
1118	}
1119	else
1120	{
1121	s = imc_away_alias_find( ms, away );
1122	if( s )
1123	{
1124	ic->acc->prpl->set_away( ic, s, away );
1125	if( set_getbool( &ic->irc->set, "debug" ) )
1126	imcb_log( ic, "Setting away state to %s", s );
1127	}
1128	else
1129	ic->acc->prpl->set_away( ic, GAIM_AWAY_CUSTOM, away );
1130	}
1131
1132	return( 1 );
1133	}
1134
1135	static char *imc_away_alias_list[8][5] =
1136	{
1137	{ "Away from computer", "Away", "Extended away", NULL },
1138	{ "NA", "N/A", "Not available", NULL },
1139	{ "Busy", "Do not disturb", "DND", "Occupied", NULL },
1140	{ "Be right back", "BRB", NULL },
1141	{ "On the phone", "Phone", "On phone", NULL },
1142	{ "Out to lunch", "Lunch", "Food", NULL },
1143	{ "Invisible", "Hidden" },
1144	{ NULL }
1145	};
1146
1147	static char imc_away_alias_find( GList gcm, char *away )
1148	{
1149	GList *m;
1150	int i, j;
1151
1152	for( i = 0; *imc_away_alias_list[i]; i ++ )
1153	{
1154	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1155	if( g_strncasecmp( away, imc_away_alias_list[i][j], strlen( imc_away_alias_list[i][j] ) ) == 0 )
1156	break;
1157
1158	if( !imc_away_alias_list[i][j] ) /* If we reach the end, this row */
1159	continue; /* is not what we want. Next! */
1160
1161	/* Now find an entry in this row which exists in gcm */
1162	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1163	{
1164	m = gcm;
1165	while( m )
1166	{
1167	if( g_strcasecmp( imc_away_alias_list[i][j], m->data ) == 0 )
1168	return( imc_away_alias_list[i][j] );
1169	m = m->next;
1170	}
1171	}
1172	}
1173
1174	return( NULL );
1175	}
1176
1177	void imc_add_allow( struct im_connection ic, char handle )
1178	{
1179	if( g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1180	{
1181	ic->permit = g_slist_prepend( ic->permit, g_strdup( handle ) );
1182	}
1183
1184	ic->acc->prpl->add_permit( ic, handle );
1185	}
1186
1187	void imc_rem_allow( struct im_connection ic, char handle )
1188	{
1189	GSList *l;
1190
1191	if( ( l = g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1192	{
1193	g_free( l->data );
1194	ic->permit = g_slist_delete_link( ic->permit, l );
1195	}
1196
1197	ic->acc->prpl->rem_permit( ic, handle );
1198	}
1199
1200	void imc_add_block( struct im_connection ic, char handle )
1201	{
1202	if( g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1203	{
1204	ic->deny = g_slist_prepend( ic->deny, g_strdup( handle ) );
1205	}
1206
1207	ic->acc->prpl->add_deny( ic, handle );
1208	}
1209
1210	void imc_rem_block( struct im_connection ic, char handle )
1211	{
1212	GSList *l;
1213
1214	if( ( l = g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1215	{
1216	g_free( l->data );
1217	ic->deny = g_slist_delete_link( ic->deny, l );
1218	}
1219
1220	ic->acc->prpl->rem_deny( ic, handle );
1221	}
1222
1223	void imcb_clean_handle( struct im_connection ic, char handle )
1224	{
1225	/* Accepts a handle and does whatever is necessary to make it
1226	BitlBee-friendly. Currently this means removing everything
1227	outside 33-127 (ASCII printable excl spaces), @ (only one
1228	is allowed) and ! and : */
1229	char out[strlen(handle)+1];
1230	int s, d;
1231
1232	s = d = 0;
1233	while( handle[s] )
1234	{
1235	if( handle[s] > ' ' && handle[s] != '!' && handle[s] != ':' &&
1236	( handle[s] & 0x80 ) == 0 )
1237	{
1238	if( handle[s] == '@' )
1239	{
1240	/* See if we got an @ already? */
1241	out[d] = 0;
1242	if( strchr( out, '@' ) )
1243	continue;
1244	}
1245
1246	out[d++] = handle[s];
1247	}
1248	s ++;
1249	}
1250	out[d] = handle[s];
1251
1252	strcpy( handle, out );
1253	}

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