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source: protocols/nogaim.c @ aac4017

Last change on this file since aac4017 was 4230221, checked in by Wilmer van der Gaast <wilmer@…>, at 2008-08-09T23:00:38Z
Added ceiling to auto-reconnect delay, changed the default to 5*3<900 and added documentation.
Property mode set to `100644`
File size: 27.5 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, const 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 (%s)\n", path, g_module_error());
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	struct prpl find_protocol(const char name)
102	{
103	GList *gl;
104	for (gl = protocols; gl; gl = gl->next)
105	{
106	struct prpl *proto = gl->data;
107	if(!g_strcasecmp(proto->name, name))
108	return proto;
109	}
110	return NULL;
111	}
112
113	/* nogaim.c */
114	void nogaim_init()
115	{
116	extern void msn_initmodule();
117	extern void oscar_initmodule();
118	extern void byahoo_initmodule();
119	extern void jabber_initmodule();
120
121	#ifdef WITH_MSN
122	msn_initmodule();
123	#endif
124
125	#ifdef WITH_OSCAR
126	oscar_initmodule();
127	#endif
128
129	#ifdef WITH_YAHOO
130	byahoo_initmodule();
131	#endif
132
133	#ifdef WITH_JABBER
134	jabber_initmodule();
135	#endif
136
137	#ifdef WITH_PLUGINS
138	load_plugins();
139	#endif
140	}
141
142	GSList *get_connections() { return connections; }
143
144	/* multi.c */
145
146	struct im_connection imcb_new( account_t acc )
147	{
148	struct im_connection *ic;
149
150	ic = g_new0( struct im_connection, 1 );
151
152	ic->irc = acc->irc;
153	ic->acc = acc;
154	acc->ic = ic;
155
156	connections = g_slist_append( connections, ic );
157
158	return( ic );
159	}
160
161	void imc_free( struct im_connection *ic )
162	{
163	account_t *a;
164
165	/* Destroy the pointer to this connection from the account list */
166	for( a = ic->irc->accounts; a; a = a->next )
167	if( a->ic == ic )
168	{
169	a->ic = NULL;
170	break;
171	}
172
173	connections = g_slist_remove( connections, ic );
174	g_free( ic );
175	}
176
177	static void serv_got_crap( struct im_connection ic, char format, ... )
178	{
179	va_list params;
180	char *text;
181	account_t *a;
182
183	va_start( params, format );
184	text = g_strdup_vprintf( format, params );
185	va_end( params );
186
187	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
188	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
189	strip_html( text );
190
191	/* Try to find a different connection on the same protocol. */
192	for( a = ic->irc->accounts; a; a = a->next )
193	if( a->prpl == ic->acc->prpl && a->ic != ic )
194	break;
195
196	/* If we found one, include the screenname in the message. */
197	if( a )
198	irc_usermsg( ic->irc, "%s(%s) - %s", ic->acc->prpl->name, ic->acc->user, text );
199	else
200	irc_usermsg( ic->irc, "%s - %s", ic->acc->prpl->name, text );
201
202	g_free( text );
203	}
204
205	void imcb_log( struct im_connection ic, char format, ... )
206	{
207	va_list params;
208	char *text;
209
210	va_start( params, format );
211	text = g_strdup_vprintf( format, params );
212	va_end( params );
213
214	if( ic->flags & OPT_LOGGED_IN )
215	serv_got_crap( ic, "%s", text );
216	else
217	serv_got_crap( ic, "Logging in: %s", text );
218
219	g_free( text );
220	}
221
222	void imcb_error( struct im_connection ic, char format, ... )
223	{
224	va_list params;
225	char *text;
226
227	va_start( params, format );
228	text = g_strdup_vprintf( format, params );
229	va_end( params );
230
231	if( ic->flags & OPT_LOGGED_IN )
232	serv_got_crap( ic, "Error: %s", text );
233	else
234	serv_got_crap( ic, "Couldn't log in: %s", text );
235
236	g_free( text );
237	}
238
239	static gboolean send_keepalive( gpointer d, gint fd, b_input_condition cond )
240	{
241	struct im_connection *ic = d;
242
243	if( ic->acc->prpl->keepalive )
244	ic->acc->prpl->keepalive( ic );
245
246	return TRUE;
247	}
248
249	void imcb_connected( struct im_connection *ic )
250	{
251	user_t *u;
252
253	/* MSN servers sometimes redirect you to a different server and do
254	the whole login sequence again, so these "late" calls to this
255	function should be handled correctly. (IOW, ignored) */
256	if( ic->flags & OPT_LOGGED_IN )
257	return;
258
259	u = user_find( ic->irc, ic->irc->nick );
260
261	imcb_log( ic, "Logged in" );
262
263	ic->keepalive = b_timeout_add( 60000, send_keepalive, ic );
264	ic->flags \|= OPT_LOGGED_IN;
265
266	/* Also necessary when we're not away, at least for some of the
267	protocols. */
268	imc_set_away( ic, u->away );
269
270	/* Apparently we're connected successfully, so reset the
271	exponential backoff timer. */
272	ic->acc->auto_reconnect_delay = 0;
273	}
274
275	gboolean auto_reconnect( gpointer data, gint fd, b_input_condition cond )
276	{
277	account_t *a = data;
278
279	a->reconnect = 0;
280	account_on( a->irc, a );
281
282	return( FALSE ); /* Only have to run the timeout once */
283	}
284
285	void cancel_auto_reconnect( account_t *a )
286	{
287	b_event_remove( a->reconnect );
288	a->reconnect = 0;
289	}
290
291	void imc_logout( struct im_connection *ic, int allow_reconnect )
292	{
293	irc_t *irc = ic->irc;
294	user_t t, u;
295	account_t *a;
296	int delay;
297
298	/* Nested calls might happen sometimes, this is probably the best
299	place to catch them. */
300	if( ic->flags & OPT_LOGGING_OUT )
301	return;
302	else
303	ic->flags \|= OPT_LOGGING_OUT;
304
305	imcb_log( ic, "Signing off.." );
306
307	b_event_remove( ic->keepalive );
308	ic->keepalive = 0;
309	ic->acc->prpl->logout( ic );
310	b_event_remove( ic->inpa );
311
312	u = irc->users;
313	while( u )
314	{
315	if( u->ic == ic )
316	{
317	t = u->next;
318	user_del( irc, u->nick );
319	u = t;
320	}
321	else
322	u = u->next;
323	}
324
325	query_del_by_conn( ic->irc, ic );
326
327	for( a = irc->accounts; a; a = a->next )
328	if( a->ic == ic )
329	break;
330
331	if( !a )
332	{
333	/* Uhm... This is very sick. */
334	}
335	else if( allow_reconnect && set_getbool( &irc->set, "auto_reconnect" ) &&
336	set_getbool( &a->set, "auto_reconnect" ) &&
337	( delay = account_reconnect_delay( a ) ) > 0 )
338	{
339	imcb_log( ic, "Reconnecting in %d seconds..", delay );
340	a->reconnect = b_timeout_add( delay * 1000, auto_reconnect, a );
341	}
342
343	imc_free( ic );
344	}
345
346
347	/* dialogs.c */
348
349	void imcb_ask( struct im_connection ic, char msg, void *data,
350	query_callback doit, query_callback dont )
351	{
352	query_add( ic->irc, ic, msg, doit, dont, data );
353	}
354
355
356	/* list.c */
357
358	void imcb_add_buddy( struct im_connection ic, char handle, char *group )
359	{
360	user_t *u;
361	char nick[MAX_NICK_LENGTH+1], *s;
362	irc_t *irc = ic->irc;
363
364	if( user_findhandle( ic, handle ) )
365	{
366	if( set_getbool( &irc->set, "debug" ) )
367	imcb_log( ic, "User already exists, ignoring add request: %s", handle );
368
369	return;
370
371	/* Buddy seems to exist already. Let's ignore this request then...
372	Eventually subsequent calls to this function should be possible
373	when a buddy is in multiple groups. But for now BitlBee doesn't
374	even support groups so let's silently ignore this for now. */
375	}
376
377	memset( nick, 0, MAX_NICK_LENGTH + 1 );
378	strcpy( nick, nick_get( ic->acc, handle ) );
379
380	u = user_add( ic->irc, nick );
381
382	// if( !realname \|\| !*realname ) realname = nick;
383	// u->realname = g_strdup( realname );
384
385	if( ( s = strchr( handle, '@' ) ) )
386	{
387	u->host = g_strdup( s + 1 );
388	u->user = g_strndup( handle, s - handle );
389	}
390	else if( ic->acc->server )
391	{
392	u->host = g_strdup( ic->acc->server );
393	u->user = g_strdup( handle );
394
395	/* s/ /_/ ... important for AOL screennames */
396	for( s = u->user; *s; s ++ )
397	if( *s == ' ' )
398	*s = '_';
399	}
400	else
401	{
402	u->host = g_strdup( ic->acc->prpl->name );
403	u->user = g_strdup( handle );
404	}
405
406	u->ic = ic;
407	u->handle = g_strdup( handle );
408	if( group ) u->group = g_strdup( group );
409	u->send_handler = buddy_send_handler;
410	u->last_typing_notice = 0;
411	}
412
413	struct buddy imcb_find_buddy( struct im_connection ic, char *handle )
414	{
415	static struct buddy b[1];
416	user_t *u;
417
418	u = user_findhandle( ic, handle );
419
420	if( !u )
421	return( NULL );
422
423	memset( b, 0, sizeof( b ) );
424	strncpy( b->name, handle, 80 );
425	strncpy( b->show, u->realname, BUDDY_ALIAS_MAXLEN );
426	b->present = u->online;
427	b->ic = u->ic;
428
429	return( b );
430	}
431
432	void imcb_rename_buddy( struct im_connection ic, char handle, char *realname )
433	{
434	user_t *u = user_findhandle( ic, handle );
435
436	if( !u \|\| !realname ) return;
437
438	if( g_strcasecmp( u->realname, realname ) != 0 )
439	{
440	if( u->realname != u->nick ) g_free( u->realname );
441
442	u->realname = g_strdup( realname );
443
444	if( ( ic->flags & OPT_LOGGED_IN ) && set_getbool( &ic->irc->set, "display_namechanges" ) )
445	imcb_log( ic, "User `%s' changed name to `%s'", u->nick, u->realname );
446	}
447	}
448
449	void imcb_remove_buddy( struct im_connection ic, char handle, char *group )
450	{
451	user_t *u;
452
453	if( ( u = user_findhandle( ic, handle ) ) )
454	user_del( ic->irc, u->nick );
455	}
456
457	/* Mainly meant for ICQ (and now also for Jabber conferences) to allow IM
458	modules to suggest a nickname for a handle. */
459	void imcb_buddy_nick_hint( struct im_connection ic, char handle, char *nick )
460	{
461	user_t *u = user_findhandle( ic, handle );
462	char newnick[MAX_NICK_LENGTH+1], *orig_nick;
463
464	if( u && !u->online && !nick_saved( ic->acc, handle ) )
465	{
466	/* Only do this if the person isn't online yet (which should
467	be the case if we just added it) and if the user hasn't
468	assigned a nickname to this buddy already. */
469
470	strncpy( newnick, nick, MAX_NICK_LENGTH );
471	newnick[MAX_NICK_LENGTH] = 0;
472
473	/* Some processing to make sure this string is a valid IRC nickname. */
474	nick_strip( newnick );
475	if( set_getbool( &ic->irc->set, "lcnicks" ) )
476	nick_lc( newnick );
477
478	if( strcmp( u->nick, newnick ) != 0 )
479	{
480	/* Only do this if newnick is different from the current one.
481	If rejoining a channel, maybe we got this nick already
482	(and dedupe would only add an underscore. */
483	nick_dedupe( ic->acc, handle, newnick );
484
485	/* u->nick will be freed halfway the process, so it can't be
486	passed as an argument. */
487	orig_nick = g_strdup( u->nick );
488	user_rename( ic->irc, orig_nick, newnick );
489	g_free( orig_nick );
490	}
491	}
492	}
493
494	/* prpl.c */
495
496	struct show_got_added_data
497	{
498	struct im_connection *ic;
499	char *handle;
500	};
501
502	void show_got_added_no( void *data )
503	{
504	g_free( ((struct show_got_added_data*)data)->handle );
505	g_free( data );
506	}
507
508	void show_got_added_yes( void *data )
509	{
510	struct show_got_added_data *sga = data;
511
512	sga->ic->acc->prpl->add_buddy( sga->ic, sga->handle, NULL );
513	/* imcb_add_buddy( sga->ic, NULL, sga->handle, sga->handle ); */
514
515	return show_got_added_no( data );
516	}
517
518	void imcb_ask_add( struct im_connection ic, char handle, const char *realname )
519	{
520	struct show_got_added_data *data = g_new0( struct show_got_added_data, 1 );
521	char *s;
522
523	/* TODO: Make a setting for this! */
524	if( user_findhandle( ic, handle ) != NULL )
525	return;
526
527	s = g_strdup_printf( "The user %s is not in your buddy list yet. Do you want to add him/her now?", handle );
528
529	data->ic = ic;
530	data->handle = g_strdup( handle );
531	query_add( ic->irc, ic, s, show_got_added_yes, show_got_added_no, data );
532	}
533
534
535	/* server.c */
536
537	void imcb_buddy_status( struct im_connection ic, const char handle, int flags, const char state, const char message )
538	{
539	user_t *u;
540	int oa, oo;
541
542	u = user_findhandle( ic, (char*) handle );
543
544	if( !u )
545	{
546	if( g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "add" ) == 0 )
547	{
548	imcb_add_buddy( ic, (char*) handle, NULL );
549	u = user_findhandle( ic, (char*) handle );
550	}
551	else
552	{
553	if( set_getbool( &ic->irc->set, "debug" ) \|\| g_strcasecmp( set_getstr( &ic->irc->set, "handle_unknown" ), "ignore" ) != 0 )
554	{
555	imcb_log( ic, "imcb_buddy_status() for unknown handle %s:", handle );
556	imcb_log( ic, "flags = %d, state = %s, message = %s", flags,
557	state ? state : "NULL", message ? message : "NULL" );
558	}
559
560	return;
561	}
562	}
563
564	oa = u->away != NULL;
565	oo = u->online;
566
567	if( u->away )
568	{
569	g_free( u->away );
570	u->away = NULL;
571	}
572
573	if( ( flags & OPT_LOGGED_IN ) && !u->online )
574	{
575	irc_spawn( ic->irc, u );
576	u->online = 1;
577	}
578	else if( !( flags & OPT_LOGGED_IN ) && u->online )
579	{
580	struct groupchat *c;
581
582	irc_kill( ic->irc, u );
583	u->online = 0;
584
585	/* Remove him/her from the groupchats to prevent PART messages after he/she QUIT already */
586	for( c = ic->groupchats; c; c = c->next )
587	remove_chat_buddy_silent( c, handle );
588	}
589
590	if( flags & OPT_AWAY )
591	{
592	if( state && message )
593	{
594	u->away = g_strdup_printf( "%s (%s)", state, message );
595	}
596	else if( state )
597	{
598	u->away = g_strdup( state );
599	}
600	else if( message )
601	{
602	u->away = g_strdup( message );
603	}
604	else
605	{
606	u->away = g_strdup( "Away" );
607	}
608	}
609	/* else waste_any_state_information_for_now(); */
610
611	/* LISPy... */
612	if( ( set_getbool( &ic->irc->set, "away_devoice" ) ) && /* Don't do a thing when user doesn't want it */
613	( u->online ) && /* Don't touch offline people */
614	( ( ( u->online != oo ) && !u->away ) \|\| /* Voice joining people */
615	( ( u->online == oo ) && ( oa == !u->away ) ) ) ) /* (De)voice people changing state */
616	{
617	char *from;
618
619	if( set_getbool( &ic->irc->set, "simulate_netsplit" ) )
620	{
621	from = g_strdup( ic->irc->myhost );
622	}
623	else
624	{
625	from = g_strdup_printf( "%s!%s@%s", ic->irc->mynick, ic->irc->mynick,
626	ic->irc->myhost );
627	}
628	irc_write( ic->irc, ":%s MODE %s %cv %s", from, ic->irc->channel,
629	u->away?'-':'+', u->nick );
630	g_free( from );
631	}
632	}
633
634	void imcb_buddy_msg( struct im_connection ic, char handle, char *msg, uint32_t flags, time_t sent_at )
635	{
636	irc_t *irc = ic->irc;
637	char *wrapped;
638	user_t *u;
639
640	u = user_findhandle( ic, handle );
641
642	if( !u )
643	{
644	char *h = set_getstr( &irc->set, "handle_unknown" );
645
646	if( g_strcasecmp( h, "ignore" ) == 0 )
647	{
648	if( set_getbool( &irc->set, "debug" ) )
649	imcb_log( ic, "Ignoring message from unknown handle %s", handle );
650
651	return;
652	}
653	else if( g_strncasecmp( h, "add", 3 ) == 0 )
654	{
655	int private = set_getbool( &irc->set, "private" );
656
657	if( h[3] )
658	{
659	if( g_strcasecmp( h + 3, "_private" ) == 0 )
660	private = 1;
661	else if( g_strcasecmp( h + 3, "_channel" ) == 0 )
662	private = 0;
663	}
664
665	imcb_add_buddy( ic, handle, NULL );
666	u = user_findhandle( ic, handle );
667	u->is_private = private;
668	}
669	else
670	{
671	imcb_log( ic, "Message from unknown handle %s:", handle );
672	u = user_find( irc, irc->mynick );
673	}
674	}
675
676	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
677	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
678	strip_html( msg );
679
680	wrapped = word_wrap( msg, 425 );
681	irc_msgfrom( irc, u->nick, wrapped );
682	g_free( wrapped );
683	}
684
685	void imcb_buddy_typing( struct im_connection ic, char handle, uint32_t flags )
686	{
687	user_t *u;
688
689	if( !set_getbool( &ic->irc->set, "typing_notice" ) )
690	return;
691
692	if( ( u = user_findhandle( ic, handle ) ) )
693	{
694	char buf[256];
695
696	g_snprintf( buf, 256, "\1TYPING %d\1", ( flags >> 8 ) & 3 );
697	irc_privmsg( ic->irc, u, "PRIVMSG", ic->irc->nick, NULL, buf );
698	}
699	}
700
701	struct groupchat imcb_chat_new( struct im_connection ic, char *handle )
702	{
703	struct groupchat *c;
704
705	/* This one just creates the conversation structure, user won't see anything yet */
706
707	if( ic->groupchats )
708	{
709	for( c = ic->groupchats; c->next; c = c->next );
710	c = c->next = g_new0( struct groupchat, 1 );
711	}
712	else
713	ic->groupchats = c = g_new0( struct groupchat, 1 );
714
715	c->ic = ic;
716	c->title = g_strdup( handle );
717	c->channel = g_strdup_printf( "&chat_%03d", ic->irc->c_id++ );
718	c->topic = g_strdup_printf( "BitlBee groupchat: \"%s\". Please keep in mind that root-commands won't work here. Have fun!", c->title );
719
720	if( set_getbool( &ic->irc->set, "debug" ) )
721	imcb_log( ic, "Creating new conversation: (id=%p,handle=%s)", c, handle );
722
723	return c;
724	}
725
726	void imcb_chat_free( struct groupchat *c )
727	{
728	struct im_connection *ic = c->ic;
729	struct groupchat *l;
730	GList *ir;
731
732	if( set_getbool( &ic->irc->set, "debug" ) )
733	imcb_log( ic, "You were removed from conversation %p", c );
734
735	if( c )
736	{
737	if( c->joined )
738	{
739	user_t u, r;
740
741	r = user_find( ic->irc, ic->irc->mynick );
742	irc_privmsg( ic->irc, r, "PRIVMSG", c->channel, "", "Cleaning up channel, bye!" );
743
744	u = user_find( ic->irc, ic->irc->nick );
745	irc_kick( ic->irc, u, c->channel, r );
746	/* irc_part( ic->irc, u, c->channel ); */
747	}
748
749	/* Find the previous chat in the linked list. */
750	for( l = ic->groupchats; l && l->next != c; l = l->next );
751
752	if( l )
753	l->next = c->next;
754	else
755	ic->groupchats = c->next;
756
757	for( ir = c->in_room; ir; ir = ir->next )
758	g_free( ir->data );
759	g_list_free( c->in_room );
760	g_free( c->channel );
761	g_free( c->title );
762	g_free( c->topic );
763	g_free( c );
764	}
765	}
766
767	void imcb_chat_msg( struct groupchat c, char who, char *msg, uint32_t flags, time_t sent_at )
768	{
769	struct im_connection *ic = c->ic;
770	char *wrapped;
771	user_t *u;
772
773	/* Gaim sends own messages through this too. IRC doesn't want this, so kill them */
774	if( g_strcasecmp( who, ic->acc->user ) == 0 )
775	return;
776
777	u = user_findhandle( ic, who );
778
779	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
780	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
781	strip_html( msg );
782
783	wrapped = word_wrap( msg, 425 );
784	if( c && u )
785	{
786	irc_privmsg( ic->irc, u, "PRIVMSG", c->channel, "", wrapped );
787	}
788	else
789	{
790	imcb_log( ic, "Message from/to conversation %s@%p (unknown conv/user): %s", who, c, wrapped );
791	}
792	g_free( wrapped );
793	}
794
795	void imcb_chat_log( struct groupchat c, char format, ... )
796	{
797	irc_t *irc = c->ic->irc;
798	va_list params;
799	char *text;
800	user_t *u;
801
802	va_start( params, format );
803	text = g_strdup_vprintf( format, params );
804	va_end( params );
805
806	u = user_find( irc, irc->mynick );
807
808	irc_privmsg( irc, u, "PRIVMSG", c->channel, "System message: ", text );
809
810	g_free( text );
811	}
812
813	void imcb_chat_topic( struct groupchat c, char who, char *topic, time_t set_at )
814	{
815	struct im_connection *ic = c->ic;
816	user_t *u = NULL;
817
818	if( who == NULL)
819	u = user_find( ic->irc, ic->irc->mynick );
820	else if( g_strcasecmp( who, ic->acc->user ) == 0 )
821	u = user_find( ic->irc, ic->irc->nick );
822	else
823	u = user_findhandle( ic, who );
824
825	if( ( g_strcasecmp( set_getstr( &ic->irc->set, "strip_html" ), "always" ) == 0 ) \|\|
826	( ( ic->flags & OPT_DOES_HTML ) && set_getbool( &ic->irc->set, "strip_html" ) ) )
827	strip_html( topic );
828
829	g_free( c->topic );
830	c->topic = g_strdup( topic );
831
832	if( c->joined && u )
833	irc_write( ic->irc, ":%s!%s@%s TOPIC %s :%s", u->nick, u->user, u->host, c->channel, topic );
834	}
835
836
837	/* buddy_chat.c */
838
839	void imcb_chat_add_buddy( struct groupchat b, char handle )
840	{
841	user_t *u = user_findhandle( b->ic, handle );
842	int me = 0;
843
844	if( set_getbool( &b->ic->irc->set, "debug" ) )
845	imcb_log( b->ic, "User %s added to conversation %p", handle, b );
846
847	/* It might be yourself! */
848	if( b->ic->acc->prpl->handle_cmp( handle, b->ic->acc->user ) == 0 )
849	{
850	u = user_find( b->ic->irc, b->ic->irc->nick );
851	if( !b->joined )
852	irc_join( b->ic->irc, u, b->channel );
853	b->joined = me = 1;
854	}
855
856	/* Most protocols allow people to join, even when they're not in
857	your contact list. Try to handle that here */
858	if( !u )
859	{
860	imcb_add_buddy( b->ic, handle, NULL );
861	u = user_findhandle( b->ic, handle );
862	}
863
864	/* Add the handle to the room userlist, if it's not 'me' */
865	if( !me )
866	{
867	if( b->joined )
868	irc_join( b->ic->irc, u, b->channel );
869	b->in_room = g_list_append( b->in_room, g_strdup( handle ) );
870	}
871	}
872
873	/* This function is one BIG hack... :-( EREWRITE */
874	void imcb_chat_remove_buddy( struct groupchat b, char handle, char *reason )
875	{
876	user_t *u;
877	int me = 0;
878
879	if( set_getbool( &b->ic->irc->set, "debug" ) )
880	imcb_log( b->ic, "User %s removed from conversation %p (%s)", handle, b, reason ? reason : "" );
881
882	/* It might be yourself! */
883	if( g_strcasecmp( handle, b->ic->acc->user ) == 0 )
884	{
885	if( b->joined == 0 )
886	return;
887
888	u = user_find( b->ic->irc, b->ic->irc->nick );
889	b->joined = 0;
890	me = 1;
891	}
892	else
893	{
894	u = user_findhandle( b->ic, handle );
895	}
896
897	if( me \|\| ( remove_chat_buddy_silent( b, handle ) && b->joined && u ) )
898	irc_part( b->ic->irc, u, b->channel );
899	}
900
901	static int remove_chat_buddy_silent( struct groupchat b, const char handle )
902	{
903	GList *i;
904
905	/* Find the handle in the room userlist and shoot it */
906	i = b->in_room;
907	while( i )
908	{
909	if( g_strcasecmp( handle, i->data ) == 0 )
910	{
911	g_free( i->data );
912	b->in_room = g_list_remove( b->in_room, i->data );
913	return( 1 );
914	}
915
916	i = i->next;
917	}
918
919	return( 0 );
920	}
921
922
923	/* Misc. BitlBee stuff which shouldn't really be here */
924
925	char set_eval_away_devoice( set_t set, char *value )
926	{
927	irc_t *irc = set->data;
928	int st;
929
930	if( ( g_strcasecmp( value, "true" ) == 0 ) \|\| ( g_strcasecmp( value, "yes" ) == 0 ) \|\| ( g_strcasecmp( value, "on" ) == 0 ) )
931	st = 1;
932	else if( ( g_strcasecmp( value, "false" ) == 0 ) \|\| ( g_strcasecmp( value, "no" ) == 0 ) \|\| ( g_strcasecmp( value, "off" ) == 0 ) )
933	st = 0;
934	else if( sscanf( value, "%d", &st ) != 1 )
935	return( NULL );
936
937	st = st != 0;
938
939	/* Horror.... */
940
941	if( st != set_getbool( &irc->set, "away_devoice" ) )
942	{
943	char list[80] = "";
944	user_t *u = irc->users;
945	int i = 0, count = 0;
946	char pm;
947	char v[80];
948
949	if( st )
950	pm = '+';
951	else
952	pm = '-';
953
954	while( u )
955	{
956	if( u->ic && u->online && !u->away )
957	{
958	if( ( strlen( list ) + strlen( u->nick ) ) >= 79 )
959	{
960	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
961	irc_write( irc, ":%s MODE %s %c%s%s",
962	irc->myhost,
963	irc->channel, pm, v, list );
964
965	*list = 0;
966	count = 0;
967	}
968
969	sprintf( list + strlen( list ), " %s", u->nick );
970	count ++;
971	}
972	u = u->next;
973	}
974
975	/* $v = 'v' x $i */
976	for( i = 0; i < count; v[i++] = 'v' ); v[i] = 0;
977	irc_write( irc, ":%s MODE %s %c%s%s", irc->myhost,
978	irc->channel, pm, v, list );
979	}
980
981	return( set_eval_bool( set, value ) );
982	}
983
984
985
986
987	/* The plan is to not allow straight calls to prpl functions anymore, but do
988	them all from some wrappers. We'll start to define some down here: */
989
990	int imc_buddy_msg( struct im_connection ic, char handle, char *msg, int flags )
991	{
992	char *buf = NULL;
993	int st;
994
995	if( ( ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
996	{
997	buf = escape_html( msg );
998	msg = buf;
999	}
1000
1001	st = ic->acc->prpl->buddy_msg( ic, handle, msg, flags );
1002	g_free( buf );
1003
1004	return st;
1005	}
1006
1007	int imc_chat_msg( struct groupchat c, char msg, int flags )
1008	{
1009	char *buf = NULL;
1010
1011	if( ( c->ic->flags & OPT_DOES_HTML ) && ( g_strncasecmp( msg, "<html>", 6 ) != 0 ) )
1012	{
1013	buf = escape_html( msg );
1014	msg = buf;
1015	}
1016
1017	c->ic->acc->prpl->chat_msg( c, msg, flags );
1018	g_free( buf );
1019
1020	return 1;
1021	}
1022
1023	static char imc_away_alias_find( GList gcm, char *away );
1024
1025	int imc_set_away( struct im_connection ic, char away )
1026	{
1027	GList m, ms;
1028	char *s;
1029
1030	if( !away ) away = "";
1031	ms = m = ic->acc->prpl->away_states( ic );
1032
1033	while( m )
1034	{
1035	if( *away )
1036	{
1037	if( g_strncasecmp( m->data, away, strlen( m->data ) ) == 0 )
1038	break;
1039	}
1040	else
1041	{
1042	if( g_strcasecmp( m->data, "Available" ) == 0 )
1043	break;
1044	if( g_strcasecmp( m->data, "Online" ) == 0 )
1045	break;
1046	}
1047	m = m->next;
1048	}
1049
1050	if( m )
1051	{
1052	ic->acc->prpl->set_away( ic, m->data, *away ? away : NULL );
1053	}
1054	else
1055	{
1056	s = imc_away_alias_find( ms, away );
1057	if( s )
1058	{
1059	ic->acc->prpl->set_away( ic, s, away );
1060	if( set_getbool( &ic->irc->set, "debug" ) )
1061	imcb_log( ic, "Setting away state to %s", s );
1062	}
1063	else
1064	ic->acc->prpl->set_away( ic, GAIM_AWAY_CUSTOM, away );
1065	}
1066
1067	return( 1 );
1068	}
1069
1070	static char *imc_away_alias_list[8][5] =
1071	{
1072	{ "Away from computer", "Away", "Extended away", NULL },
1073	{ "NA", "N/A", "Not available", NULL },
1074	{ "Busy", "Do not disturb", "DND", "Occupied", NULL },
1075	{ "Be right back", "BRB", NULL },
1076	{ "On the phone", "Phone", "On phone", NULL },
1077	{ "Out to lunch", "Lunch", "Food", NULL },
1078	{ "Invisible", "Hidden" },
1079	{ NULL }
1080	};
1081
1082	static char imc_away_alias_find( GList gcm, char *away )
1083	{
1084	GList *m;
1085	int i, j;
1086
1087	for( i = 0; *imc_away_alias_list[i]; i ++ )
1088	{
1089	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1090	if( g_strncasecmp( away, imc_away_alias_list[i][j], strlen( imc_away_alias_list[i][j] ) ) == 0 )
1091	break;
1092
1093	if( !imc_away_alias_list[i][j] ) /* If we reach the end, this row */
1094	continue; /* is not what we want. Next! */
1095
1096	/* Now find an entry in this row which exists in gcm */
1097	for( j = 0; imc_away_alias_list[i][j]; j ++ )
1098	{
1099	m = gcm;
1100	while( m )
1101	{
1102	if( g_strcasecmp( imc_away_alias_list[i][j], m->data ) == 0 )
1103	return( imc_away_alias_list[i][j] );
1104	m = m->next;
1105	}
1106	}
1107	}
1108
1109	return( NULL );
1110	}
1111
1112	void imc_add_allow( struct im_connection ic, char handle )
1113	{
1114	if( g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1115	{
1116	ic->permit = g_slist_prepend( ic->permit, g_strdup( handle ) );
1117	}
1118
1119	ic->acc->prpl->add_permit( ic, handle );
1120	}
1121
1122	void imc_rem_allow( struct im_connection ic, char handle )
1123	{
1124	GSList *l;
1125
1126	if( ( l = g_slist_find_custom( ic->permit, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1127	{
1128	g_free( l->data );
1129	ic->permit = g_slist_delete_link( ic->permit, l );
1130	}
1131
1132	ic->acc->prpl->rem_permit( ic, handle );
1133	}
1134
1135	void imc_add_block( struct im_connection ic, char handle )
1136	{
1137	if( g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) == NULL )
1138	{
1139	ic->deny = g_slist_prepend( ic->deny, g_strdup( handle ) );
1140	}
1141
1142	ic->acc->prpl->add_deny( ic, handle );
1143	}
1144
1145	void imc_rem_block( struct im_connection ic, char handle )
1146	{
1147	GSList *l;
1148
1149	if( ( l = g_slist_find_custom( ic->deny, handle, (GCompareFunc) ic->acc->prpl->handle_cmp ) ) )
1150	{
1151	g_free( l->data );
1152	ic->deny = g_slist_delete_link( ic->deny, l );
1153	}
1154
1155	ic->acc->prpl->rem_deny( ic, handle );
1156	}
1157
1158	void imcb_clean_handle( struct im_connection ic, char handle )
1159	{
1160	/* Accepts a handle and does whatever is necessary to make it
1161	BitlBee-friendly. Currently this means removing everything
1162	outside 33-127 (ASCII printable excl spaces), @ (only one
1163	is allowed) and ! and : */
1164	char out[strlen(handle)+1];
1165	int s, d;
1166
1167	s = d = 0;
1168	while( handle[s] )
1169	{
1170	if( handle[s] > ' ' && handle[s] != '!' && handle[s] != ':' &&
1171	( handle[s] & 0x80 ) == 0 )
1172	{
1173	if( handle[s] == '@' )
1174	{
1175	/* See if we got an @ already? */
1176	out[d] = 0;
1177	if( strchr( out, '@' ) )
1178	continue;
1179	}
1180
1181	out[d++] = handle[s];
1182	}
1183	s ++;
1184	}
1185	out[d] = handle[s];
1186
1187	strcpy( handle, out );
1188	}

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