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source: trunk/gtk/tr-core.c @ 8763

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Last change on this file since 8763 was 8763, checked in by charles, 13 years ago
(trunk, gtk/qt) use Monsoon's strings for encryption preferences and Deluge's system tray tooltip.
Property svn:keywords set to `Date Rev Author Id`
File size: 40.4 KB

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1	/******************************************************************************
2	* $Id: tr-core.c 8763 2009-06-30 18:08:50Z charles $
3	*
4	* Copyright (c) 2007-2008 Transmission authors and contributors
5	*
6	* Permission is hereby granted, free of charge, to any person obtaining a
7	* copy of this software and associated documentation files (the "Software"),
8	* to deal in the Software without restriction, including without limitation
9	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10	* and/or sell copies of the Software, and to permit persons to whom the
11	* Software is furnished to do so, subject to the following conditions:
12	*
13	* The above copyright notice and this permission notice shall be included in
14	* all copies or substantial portions of the Software.
15	*
16	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22	* DEALINGS IN THE SOFTWARE.
23	*****************************************************************************/
24
25	#include <string.h> /* strcmp, strlen */
26
27	#include <gtk/gtk.h>
28	#include <glib/gi18n.h>
29	#ifdef HAVE_GIO
30	#include <gio/gio.h>
31	#endif
32	#ifdef HAVE_DBUS_GLIB
33	#include <dbus/dbus-glib.h>
34	#endif
35
36	#include <libtransmission/transmission.h>
37	#include <libtransmission/bencode.h>
38	#include <libtransmission/rpcimpl.h>
39	#include <libtransmission/json.h>
40	#include <libtransmission/utils.h> /* tr_free */
41
42	#include "conf.h"
43	#include "notify.h"
44	#include "tr-core.h"
45	#ifdef HAVE_DBUS_GLIB
46	#include "tr-core-dbus.h"
47	#endif
48	#include "tr-prefs.h"
49	#include "tr-torrent.h"
50	#include "util.h"
51	#include "actions.h"
52
53	static void maybeInhibitHibernation( TrCore * core );
54
55	static gboolean our_instance_adds_remote_torrents = FALSE;
56
57	struct TrCorePrivate
58	{
59	#ifdef HAVE_GIO
60	GFileMonitor * monitor;
61	gulong monitor_tag;
62	char * monitor_path;
63	GSList * monitor_files;
64	guint monitor_idle_tag;
65	#endif
66	gboolean adding_from_watch_dir;
67	gboolean inhibit_allowed;
68	gboolean have_inhibit_cookie;
69	gboolean dbus_error;
70	guint inhibit_cookie;
71	GtkTreeModel * model;
72	tr_session * session;
73	};
74
75	static int
76	isDisposed( const TrCore * core )
77	{
78	return !core \|\| !core->priv;
79	}
80
81	static void
82	tr_core_dispose( GObject * obj )
83	{
84	TrCore * core = TR_CORE( obj );
85
86	if( !isDisposed( core ) )
87	{
88	GObjectClass * parent;
89
90	core->priv = NULL;
91
92	parent = g_type_class_peek( g_type_parent( TR_CORE_TYPE ) );
93	parent->dispose( obj );
94	}
95	}
96
97	static void
98	tr_core_class_init( gpointer g_class,
99	gpointer g_class_data UNUSED )
100	{
101	GObjectClass * gobject_class;
102	TrCoreClass * cc;
103
104	g_type_class_add_private( g_class, sizeof( struct TrCorePrivate ) );
105
106	gobject_class = G_OBJECT_CLASS( g_class );
107	gobject_class->dispose = tr_core_dispose;
108
109	cc = TR_CORE_CLASS( g_class );
110
111	cc->blocklistSignal = g_signal_new( "blocklist-updated", /* name */
112	G_TYPE_FROM_CLASS( g_class ), /* applies to TrCore */
113	G_SIGNAL_RUN_FIRST, /* when to invoke */
114	0, NULL, NULL, /* accumulator */
115	g_cclosure_marshal_VOID__INT, /* marshaler */
116	G_TYPE_NONE, /* return type */
117	1, G_TYPE_INT ); /* signal arguments */
118
119	cc->portSignal = g_signal_new( "port-tested",
120	G_TYPE_FROM_CLASS( g_class ),
121	G_SIGNAL_RUN_LAST,
122	0, NULL, NULL,
123	g_cclosure_marshal_VOID__BOOLEAN,
124	G_TYPE_NONE,
125	1, G_TYPE_BOOLEAN );
126
127	cc->errsig = g_signal_new( "error",
128	G_TYPE_FROM_CLASS( g_class ),
129	G_SIGNAL_RUN_LAST,
130	0, NULL, NULL,
131	g_cclosure_marshal_VOID__UINT_POINTER,
132	G_TYPE_NONE,
133	2, G_TYPE_UINT, G_TYPE_POINTER );
134
135	cc->promptsig = g_signal_new( "add-torrent-prompt",
136	G_TYPE_FROM_CLASS( g_class ),
137	G_SIGNAL_RUN_LAST,
138	0, NULL, NULL,
139	g_cclosure_marshal_VOID__POINTER,
140	G_TYPE_NONE,
141	1, G_TYPE_POINTER );
142
143	cc->quitsig = g_signal_new( "quit",
144	G_TYPE_FROM_CLASS( g_class ),
145	G_SIGNAL_RUN_LAST,
146	0, NULL, NULL,
147	g_cclosure_marshal_VOID__VOID,
148	G_TYPE_NONE,
149	0 );
150
151	cc->prefsig = g_signal_new( "prefs-changed",
152	G_TYPE_FROM_CLASS( g_class ),
153	G_SIGNAL_RUN_LAST,
154	0, NULL, NULL,
155	g_cclosure_marshal_VOID__STRING,
156	G_TYPE_NONE,
157	1, G_TYPE_STRING );
158
159	#ifdef HAVE_DBUS_GLIB
160	{
161	DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
162	DBusGProxy * bus_proxy = NULL;
163	if( bus )
164	bus_proxy =
165	dbus_g_proxy_new_for_name( bus, "org.freedesktop.DBus",
166	"/org/freedesktop/DBus",
167	"org.freedesktop.DBus" );
168	if( bus_proxy )
169	{
170	int result = 0;
171	dbus_g_proxy_call( bus_proxy, "RequestName", NULL,
172	G_TYPE_STRING,
173	"com.transmissionbt.Transmission",
174	G_TYPE_UINT, 0,
175	G_TYPE_INVALID,
176	G_TYPE_UINT, &result,
177	G_TYPE_INVALID );
178	if( ( our_instance_adds_remote_torrents = result == 1 ) )
179	dbus_g_object_type_install_info(
180	TR_CORE_TYPE,
181	&
182	dbus_glib_tr_core_object_info );
183	}
184	}
185	#endif
186	}
187
188	/***
189	**** SORTING
190	***/
191
192	static gboolean
193	isValidETA( int t )
194	{
195	return ( t != TR_ETA_NOT_AVAIL ) && ( t != TR_ETA_UNKNOWN );
196	}
197
198	static int
199	compareETA( int a, int b )
200	{
201	const gboolean a_valid = isValidETA( a );
202	const gboolean b_valid = isValidETA( b );
203
204	if( !a_valid && !b_valid ) return 0;
205	if( !a_valid ) return -1;
206	if( !b_valid ) return 1;
207	return a < b ? 1 : -1;
208	}
209
210	static int
211	compareDouble( double a, double b )
212	{
213	if( a < b ) return -1;
214	if( a > b ) return 1;
215	return 0;
216	}
217
218	static int
219	compareRatio( double a, double b )
220	{
221	if( (int)a == TR_RATIO_INF && (int)b == TR_RATIO_INF ) return 0;
222	if( (int)a == TR_RATIO_INF ) return 1;
223	if( (int)b == TR_RATIO_INF ) return -1;
224	return compareDouble( a, b );
225	}
226
227	static int
228	compareTime( time_t a, time_t b )
229	{
230	if( a < b ) return -1;
231	if( a > b ) return 1;
232	return 0;
233	}
234
235	static int
236	compareByRatio( GtkTreeModel * model,
237	GtkTreeIter * a,
238	GtkTreeIter * b,
239	gpointer user_data UNUSED )
240	{
241	tr_torrent ta, tb;
242	const tr_stat sa, sb;
243
244	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
245	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
246
247	sa = tr_torrentStatCached( ta );
248	sb = tr_torrentStatCached( tb );
249
250	return compareRatio( sa->ratio, sb->ratio );
251	}
252
253	static int
254	compareByActivity( GtkTreeModel * model,
255	GtkTreeIter * a,
256	GtkTreeIter * b,
257	gpointer user_data UNUSED )
258	{
259	int i;
260	tr_torrent * ta, *tb;
261	const tr_stat sa, sb;
262
263	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
264	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
265
266	sa = tr_torrentStatCached( ta );
267	sb = tr_torrentStatCached( tb );
268
269	if( ( i = compareDouble( sa->pieceUploadSpeed + sa->pieceDownloadSpeed,
270	sb->pieceUploadSpeed + sb->pieceDownloadSpeed ) ) )
271	return i;
272
273	if( sa->uploadedEver != sb->uploadedEver )
274	return sa->uploadedEver < sa->uploadedEver ? -1 : 1;
275
276	return 0;
277	}
278
279	static int
280	compareByName( GtkTreeModel * model,
281	GtkTreeIter * a,
282	GtkTreeIter * b,
283	gpointer user_data UNUSED )
284	{
285	int ret;
286	char ca, cb;
287
288	gtk_tree_model_get( model, a, MC_NAME_COLLATED, &ca, -1 );
289	gtk_tree_model_get( model, b, MC_NAME_COLLATED, &cb, -1 );
290	ret = strcmp( ca, cb );
291	g_free( cb );
292	g_free( ca );
293	return ret;
294	}
295
296	static int
297	compareByAge( GtkTreeModel * model,
298	GtkTreeIter * a,
299	GtkTreeIter * b,
300	gpointer user_data UNUSED )
301	{
302	tr_torrent ta, tb;
303
304	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
305	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
306	return compareTime( tr_torrentStatCached( ta )->addedDate,
307	tr_torrentStatCached( tb )->addedDate );
308	}
309
310	static int
311	compareBySize( GtkTreeModel * model,
312	GtkTreeIter * a,
313	GtkTreeIter * b,
314	gpointer user_data UNUSED )
315	{
316	tr_torrent *t;
317	const tr_info ia, ib;
318
319	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
320	ia = tr_torrentInfo( t );
321	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
322	ib = tr_torrentInfo( t );
323
324	if( ia->totalSize < ib->totalSize ) return 1;
325	if( ia->totalSize > ib->totalSize ) return -1;
326	return 0;
327	}
328
329	static int
330	compareByProgress( GtkTreeModel * model,
331	GtkTreeIter * a,
332	GtkTreeIter * b,
333	gpointer user_data UNUSED )
334	{
335	int ret;
336	tr_torrent * t;
337	const tr_stat sa, sb;
338
339	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
340	sa = tr_torrentStatCached( t );
341	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
342	sb = tr_torrentStatCached( t );
343	ret = compareDouble( sa->percentDone, sb->percentDone );
344	if( !ret )
345	ret = compareRatio( sa->ratio, sb->ratio );
346	return ret;
347	}
348
349	static int
350	compareByETA( GtkTreeModel * model,
351	GtkTreeIter * a,
352	GtkTreeIter * b,
353	gpointer user_data UNUSED )
354	{
355	tr_torrent ta, tb;
356
357	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
358	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
359
360	return compareETA( tr_torrentStatCached( ta )->eta,
361	tr_torrentStatCached( tb )->eta );
362	}
363
364	static int
365	compareByState( GtkTreeModel * model,
366	GtkTreeIter * a,
367	GtkTreeIter * b,
368	gpointer user_data )
369	{
370	int sa, sb, ret;
371
372	/* first by state */
373	gtk_tree_model_get( model, a, MC_ACTIVITY, &sa, -1 );
374	gtk_tree_model_get( model, b, MC_ACTIVITY, &sb, -1 );
375	ret = sa - sb;
376
377	/* second by progress */
378	if( !ret )
379	ret = compareByProgress( model, a, b, user_data );
380
381	return ret;
382	}
383
384	static int
385	compareByTracker( GtkTreeModel * model,
386	GtkTreeIter * a,
387	GtkTreeIter * b,
388	gpointer user_data UNUSED )
389	{
390	const tr_torrent ta, tb;
391
392	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
393	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
394	return strcmp( tr_torrentInfo( ta )->trackers[0].announce,
395	tr_torrentInfo( tb )->trackers[0].announce );
396	}
397
398	static void
399	setSort( TrCore * core,
400	const char * mode,
401	gboolean isReversed )
402	{
403	const int col = MC_TORRENT_RAW;
404	GtkTreeIterCompareFunc sort_func;
405	GtkSortType type =
406	isReversed ? GTK_SORT_ASCENDING : GTK_SORT_DESCENDING;
407	GtkTreeSortable * sortable =
408	GTK_TREE_SORTABLE( tr_core_model( core ) );
409
410	if( !strcmp( mode, "sort-by-activity" ) )
411	sort_func = compareByActivity;
412	else if( !strcmp( mode, "sort-by-age" ) )
413	sort_func = compareByAge;
414	else if( !strcmp( mode, "sort-by-progress" ) )
415	sort_func = compareByProgress;
416	else if( !strcmp( mode, "sort-by-eta" ) )
417	sort_func = compareByETA;
418	else if( !strcmp( mode, "sort-by-ratio" ) )
419	sort_func = compareByRatio;
420	else if( !strcmp( mode, "sort-by-state" ) )
421	sort_func = compareByState;
422	else if( !strcmp( mode, "sort-by-tracker" ) )
423	sort_func = compareByTracker;
424	else if( !strcmp( mode, "sort-by-size" ) )
425	sort_func = compareBySize;
426	else {
427	sort_func = compareByName;
428	type = isReversed ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;
429	}
430
431	gtk_tree_sortable_set_sort_func( sortable, col, sort_func, NULL, NULL );
432	gtk_tree_sortable_set_sort_column_id( sortable, col, type );
433	}
434
435	static void
436	tr_core_apply_defaults( tr_ctor * ctor )
437	{
438	if( tr_ctorGetPaused( ctor, TR_FORCE, NULL ) )
439	tr_ctorSetPaused( ctor, TR_FORCE, !pref_flag_get( PREF_KEY_START ) );
440
441	if( tr_ctorGetDeleteSource( ctor, NULL ) )
442	tr_ctorSetDeleteSource( ctor,
443	pref_flag_get( PREF_KEY_TRASH_ORIGINAL ) );
444
445	if( tr_ctorGetPeerLimit( ctor, TR_FORCE, NULL ) )
446	tr_ctorSetPeerLimit( ctor, TR_FORCE,
447	pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
448
449	if( tr_ctorGetDownloadDir( ctor, TR_FORCE, NULL ) )
450	{
451	const char * path = pref_string_get( TR_PREFS_KEY_DOWNLOAD_DIR );
452	tr_ctorSetDownloadDir( ctor, TR_FORCE, path );
453	}
454	}
455
456	static int
457	tr_strcmp( const void * a,
458	const void * b )
459	{
460	if( a && b ) return strcmp( a, b );
461	if( a ) return 1;
462	if( b ) return -1;
463	return 0;
464	}
465
466	#ifdef HAVE_GIO
467	static gboolean
468	watchFolderIdle( gpointer gcore )
469	{
470	TrCore * core = TR_CORE( gcore );
471
472	core->priv->adding_from_watch_dir = TRUE;
473	tr_core_add_list_defaults( core, core->priv->monitor_files, TRUE );
474	core->priv->adding_from_watch_dir = FALSE;
475
476	/* cleanup */
477	core->priv->monitor_files = NULL;
478	core->priv->monitor_idle_tag = 0;
479	return FALSE;
480	}
481
482	static void
483	maybeAddTorrent( TrCore * core,
484	const char * filename )
485	{
486	const gboolean isTorrent = g_str_has_suffix( filename, ".torrent" );
487
488	if( isTorrent )
489	{
490	struct TrCorePrivate * p = core->priv;
491
492	if( !g_slist_find_custom( p->monitor_files, filename,
493	(GCompareFunc)strcmp ) )
494	p->monitor_files =
495	g_slist_append( p->monitor_files, g_strdup( filename ) );
496	if( !p->monitor_idle_tag )
497	p->monitor_idle_tag = gtr_timeout_add_seconds( 1, watchFolderIdle, core );
498	}
499	}
500
501	static void
502	watchFolderChanged( GFileMonitor * monitor UNUSED,
503	GFile * file,
504	GFile * other_type UNUSED,
505	GFileMonitorEvent event_type,
506	gpointer core )
507	{
508	if( event_type == G_FILE_MONITOR_EVENT_CREATED )
509	{
510	char * filename = g_file_get_path( file );
511	maybeAddTorrent( core, filename );
512	g_free( filename );
513	}
514	}
515
516	static void
517	scanWatchDir( TrCore * core )
518	{
519	const gboolean isEnabled = pref_flag_get( PREF_KEY_DIR_WATCH_ENABLED );
520
521	if( isEnabled )
522	{
523	const char * basename;
524	const char * dirname = pref_string_get( PREF_KEY_DIR_WATCH );
525	GDir * dir = g_dir_open( dirname, 0, NULL );
526
527	while(( basename = g_dir_read_name( dir )))
528	{
529	char * filename = g_build_filename( dirname, basename, NULL );
530	maybeAddTorrent( core, filename );
531	g_free( filename );
532	}
533
534	g_dir_close( dir );
535	}
536	}
537
538	static void
539	updateWatchDir( TrCore * core )
540	{
541	const char * filename = pref_string_get( PREF_KEY_DIR_WATCH );
542	const gboolean isEnabled = pref_flag_get(
543	PREF_KEY_DIR_WATCH_ENABLED );
544	struct TrCorePrivate * p = TR_CORE( core )->priv;
545
546	if( p->monitor && ( !isEnabled \|\| tr_strcmp( filename, p->monitor_path ) ) )
547	{
548	g_signal_handler_disconnect( p->monitor, p->monitor_tag );
549	g_free( p->monitor_path );
550	g_file_monitor_cancel( p->monitor );
551	g_object_unref( G_OBJECT( p->monitor ) );
552	p->monitor_path = NULL;
553	p->monitor = NULL;
554	p->monitor_tag = 0;
555	}
556
557	if( isEnabled && !p->monitor )
558	{
559	GFile * file = g_file_new_for_path( filename );
560	GFileMonitor * m = g_file_monitor_directory( file, 0, NULL, NULL );
561	scanWatchDir( core );
562	p->monitor = m;
563	p->monitor_path = g_strdup( filename );
564	p->monitor_tag = g_signal_connect( m, "changed",
565	G_CALLBACK(
566	watchFolderChanged ), core );
567	}
568	}
569
570	#endif
571
572	static void
573	prefsChanged( TrCore * core,
574	const char * key,
575	gpointer data UNUSED )
576	{
577	if( !strcmp( key, PREF_KEY_SORT_MODE )
578	\|\| !strcmp( key, PREF_KEY_SORT_REVERSED ) )
579	{
580	const char * mode = pref_string_get( PREF_KEY_SORT_MODE );
581	gboolean isReversed = pref_flag_get( PREF_KEY_SORT_REVERSED );
582	setSort( core, mode, isReversed );
583	}
584	else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_GLOBAL ) )
585	{
586	const uint16_t val = pref_int_get( key );
587	tr_sessionSetPeerLimit( tr_core_session( core ), val );
588	}
589	else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_TORRENT ) )
590	{
591	const uint16_t val = pref_int_get( key );
592	tr_sessionSetPeerLimitPerTorrent( tr_core_session( core ), val );
593	}
594	else if( !strcmp( key, PREF_KEY_INHIBIT_HIBERNATION ) )
595	{
596	maybeInhibitHibernation( core );
597	}
598	#ifdef HAVE_GIO
599	else if( !strcmp( key, PREF_KEY_DIR_WATCH )
600	\|\| !strcmp( key, PREF_KEY_DIR_WATCH_ENABLED ) )
601	{
602	updateWatchDir( core );
603	}
604	#endif
605	}
606
607	static void
608	tr_core_init( GTypeInstance * instance,
609	gpointer g_class UNUSED )
610	{
611	TrCore * self = (TrCore *) instance;
612	GtkListStore * store;
613	struct TrCorePrivate * p;
614
615	/* column types for the model used to store torrent information */
616	/* keep this in sync with the enum near the bottom of tr_core.h */
617	GType types[] = {
618	G_TYPE_STRING, /* name */
619	G_TYPE_STRING, /* collated name */
620	TR_TORRENT_TYPE, /* TrTorrent object */
621	G_TYPE_POINTER, /* tr_torrent* */
622	G_TYPE_INT /* tr_stat()->status */
623	};
624
625	p = self->priv = G_TYPE_INSTANCE_GET_PRIVATE( self,
626	TR_CORE_TYPE,
627	struct TrCorePrivate );
628
629	/* create the model used to store torrent data */
630	g_assert( ALEN( types ) == MC_ROW_COUNT );
631	store = gtk_list_store_newv( MC_ROW_COUNT, types );
632
633	p->model = GTK_TREE_MODEL( store );
634
635	#ifdef HAVE_DBUS_GLIB
636	if( our_instance_adds_remote_torrents )
637	{
638	DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
639	if( bus )
640	dbus_g_connection_register_g_object(
641	bus,
642	"/com/transmissionbt/Transmission",
643	G_OBJECT( self ) );
644	}
645	#endif
646	}
647
648	GType
649	tr_core_get_type( void )
650	{
651	static GType type = 0;
652
653	if( !type )
654	{
655	static const GTypeInfo info =
656	{
657	sizeof( TrCoreClass ),
658	NULL, /* base_init */
659	NULL, /* base_finalize */
660	tr_core_class_init, /* class_init */
661	NULL, /* class_finalize */
662	NULL, /* class_data */
663	sizeof( TrCore ),
664	0, /* n_preallocs */
665	tr_core_init, /* instance_init */
666	NULL,
667	};
668	type = g_type_register_static( G_TYPE_OBJECT, "TrCore", &info, 0 );
669	}
670
671	return type;
672	}
673
674	/**
675	***
676	**/
677
678	TrCore *
679	tr_core_new( tr_session * session )
680	{
681	TrCore * core = TR_CORE( g_object_new( TR_CORE_TYPE, NULL ) );
682
683	core->priv->session = session;
684
685	/* init from prefs & listen to pref changes */
686	prefsChanged( core, PREF_KEY_SORT_MODE, NULL );
687	prefsChanged( core, PREF_KEY_SORT_REVERSED, NULL );
688	prefsChanged( core, PREF_KEY_DIR_WATCH_ENABLED, NULL );
689	prefsChanged( core, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, NULL );
690	prefsChanged( core, PREF_KEY_INHIBIT_HIBERNATION, NULL );
691	g_signal_connect( core, "prefs-changed", G_CALLBACK( prefsChanged ), NULL );
692
693	return core;
694	}
695
696	void
697	tr_core_close( TrCore * core )
698	{
699	tr_session * session = tr_core_session( core );
700
701	if( session )
702	{
703	core->priv->session = NULL;
704	pref_save( session );
705	tr_sessionClose( session );
706	}
707	}
708
709	GtkTreeModel *
710	tr_core_model( TrCore * core )
711	{
712	return isDisposed( core ) ? NULL : core->priv->model;
713	}
714
715	tr_session *
716	tr_core_session( TrCore * core )
717	{
718	return isDisposed( core ) ? NULL : core->priv->session;
719	}
720
721	static char*
722	doCollate( const char * in )
723	{
724	const char * end = in + strlen( in );
725	char * casefold;
726	char * ret;
727
728	while( in < end )
729	{
730	const gunichar ch = g_utf8_get_char( in );
731	if( !g_unichar_isalnum ( ch ) ) /* eat everything before the first alnum
732	*/
733	in += g_unichar_to_utf8( ch, NULL );
734	else
735	break;
736	}
737
738	if( in == end )
739	return g_strdup ( "" );
740
741	casefold = g_utf8_casefold( in, end - in );
742	ret = g_utf8_collate_key( casefold, -1 );
743	g_free( casefold );
744
745	return ret;
746	}
747
748	void
749	tr_core_add_torrent( TrCore * self,
750	TrTorrent * gtor,
751	gboolean doNotify )
752	{
753	const tr_info * inf = tr_torrent_info( gtor );
754	const tr_stat * torStat = tr_torrent_stat( gtor );
755	tr_torrent * tor = tr_torrent_handle( gtor );
756	char * collated = doCollate( inf->name );
757	GtkListStore * store = GTK_LIST_STORE( tr_core_model( self ) );
758	GtkTreeIter unused;
759
760	gtk_list_store_insert_with_values( store, &unused, 0,
761	MC_NAME, inf->name,
762	MC_NAME_COLLATED, collated,
763	MC_TORRENT, gtor,
764	MC_TORRENT_RAW, tor,
765	MC_ACTIVITY, torStat->activity,
766	-1 );
767
768	if( doNotify )
769	tr_notify_added( inf->name );
770
771	/* cleanup */
772	g_object_unref( G_OBJECT( gtor ) );
773	g_free( collated );
774	}
775
776	int
777	tr_core_load( TrCore * self,
778	gboolean forcePaused )
779	{
780	int i;
781	int count = 0;
782	tr_torrent ** torrents;
783	tr_ctor * ctor;
784
785	ctor = tr_ctorNew( tr_core_session( self ) );
786	if( forcePaused )
787	tr_ctorSetPaused( ctor, TR_FORCE, TRUE );
788	tr_ctorSetPeerLimit( ctor, TR_FALLBACK,
789	pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
790
791	torrents = tr_sessionLoadTorrents ( tr_core_session( self ), ctor, &count );
792	for( i = 0; i < count; ++i )
793	tr_core_add_torrent( self, tr_torrent_new_preexisting( torrents[i] ), FALSE );
794
795	tr_free( torrents );
796	tr_ctorFree( ctor );
797
798	return count;
799	}
800
801	static void
802	emitBlocklistUpdated( TrCore * core, int ruleCount )
803	{
804	g_signal_emit( core, TR_CORE_GET_CLASS( core )->blocklistSignal, 0, ruleCount );
805	}
806
807	static void
808	emitPortTested( TrCore * core, gboolean isOpen )
809	{
810	g_signal_emit( core, TR_CORE_GET_CLASS( core )->portSignal, 0, isOpen );
811	}
812
813	static void
814	tr_core_errsig( TrCore * core,
815	enum tr_core_err type,
816	const char * msg )
817	{
818	g_signal_emit( core, TR_CORE_GET_CLASS( core )->errsig, 0, type, msg );
819	}
820
821	static int
822	add_ctor( TrCore * core, tr_ctor * ctor, gboolean doPrompt, gboolean doNotify )
823	{
824	tr_info inf;
825	int err = tr_torrentParse( ctor, &inf );
826
827	switch( err )
828	{
829	case TR_EINVALID:
830	break;
831
832	case TR_EDUPLICATE:
833	g_message( "it's a duplicate" );
834	/* don't complain about .torrent files in the watch directory
835	* that have already been added... that gets annoying and we
836	* don't want to be nagging users to clean up their watch dirs */
837	if( !tr_ctorGetSourceFile(ctor) \|\| !core->priv->adding_from_watch_dir )
838	tr_core_errsig( core, err, inf.name );
839	tr_metainfoFree( &inf );
840	break;
841
842	default:
843	if( doPrompt )
844	g_signal_emit( core, TR_CORE_GET_CLASS( core )->promptsig, 0, ctor );
845	else {
846	tr_session * session = tr_core_session( core );
847	TrTorrent * gtor = tr_torrent_new_ctor( session, ctor, &err );
848	if( !err )
849	tr_core_add_torrent( core, gtor, doNotify );
850	}
851	tr_metainfoFree( &inf );
852	break;
853	}
854
855	return err;
856	}
857
858	/* invoked remotely via dbus. */
859	gboolean
860	tr_core_add_metainfo( TrCore * core,
861	const char * base64_metainfo,
862	gboolean * setme_success,
863	GError ** gerr UNUSED )
864	{
865	tr_session * session = tr_core_session( core );
866
867	if( !session )
868	{
869	*setme_success = FALSE;
870	}
871	else
872	{
873	int err;
874	int file_length;
875	tr_ctor * ctor;
876	char * file_contents;
877	gboolean do_prompt = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
878
879	ctor = tr_ctorNew( session );
880	tr_core_apply_defaults( ctor );
881
882	file_contents = tr_base64_decode( base64_metainfo, -1, &file_length );
883	err = tr_ctorSetMetainfo( ctor, (const uint8_t*)file_contents, file_length );
884
885	if( !err )
886	err = add_ctor( core, ctor, do_prompt, TRUE );
887
888	tr_free( file_contents );
889	tr_core_torrents_added( core );
890	*setme_success = TRUE;
891	}
892
893	return TRUE;
894	}
895
896	static void
897	add_filename( TrCore * core,
898	const char * filename,
899	gboolean doStart,
900	gboolean doPrompt,
901	gboolean doNotify )
902	{
903	tr_session * session = tr_core_session( core );
904	if( filename && session )
905	{
906	int err;
907	tr_ctor * ctor = tr_ctorNew( session );
908	tr_core_apply_defaults( ctor );
909	tr_ctorSetPaused( ctor, TR_FORCE, !doStart );
910	tr_ctorSetMetainfoFromFile( ctor, filename );
911
912	err = add_ctor( core, ctor, doPrompt, doNotify );
913	if( err == TR_EINVALID )
914	tr_core_errsig( core, TR_EINVALID, filename );
915	}
916	}
917
918	gboolean
919	tr_core_present_window( TrCore * core UNUSED,
920	gboolean * success,
921	GError ** err UNUSED )
922	{
923	action_activate( "present-main-window" );
924	*success = TRUE;
925	return TRUE;
926	}
927
928	void
929	tr_core_add_list( TrCore * core,
930	GSList * torrentFiles,
931	pref_flag_t start,
932	pref_flag_t prompt,
933	gboolean doNotify )
934	{
935	const gboolean doStart = pref_flag_eval( start, PREF_KEY_START );
936	const gboolean doPrompt = pref_flag_eval( prompt, PREF_KEY_OPTIONS_PROMPT );
937	GSList * l;
938
939	for( l = torrentFiles; l != NULL; l = l->next )
940	add_filename( core, l->data, doStart, doPrompt, doNotify );
941
942	tr_core_torrents_added( core );
943	freestrlist( torrentFiles );
944	}
945
946	void
947	tr_core_torrents_added( TrCore * self )
948	{
949	tr_core_update( self );
950	tr_core_errsig( self, TR_CORE_ERR_NO_MORE_TORRENTS, NULL );
951	}
952
953	static gboolean
954	findTorrentInModel( TrCore * core,
955	int id,
956	GtkTreeIter * setme )
957	{
958	int match = 0;
959	GtkTreeIter iter;
960	GtkTreeModel * model = tr_core_model( core );
961
962	if( gtk_tree_model_iter_children( model, &iter, NULL ) ) do
963	{
964	tr_torrent * tor;
965	gtk_tree_model_get( model, &iter, MC_TORRENT_RAW, &tor, -1 );
966	match = tr_torrentId( tor ) == id;
967	}
968	while( !match && gtk_tree_model_iter_next( model, &iter ) );
969
970	if( match )
971	*setme = iter;
972
973	return match;
974	}
975
976	void
977	tr_core_torrent_destroyed( TrCore * core,
978	int id )
979	{
980	GtkTreeIter iter;
981
982	if( findTorrentInModel( core, id, &iter ) )
983	{
984	TrTorrent * gtor;
985	GtkTreeModel * model = tr_core_model( core );
986	gtk_tree_model_get( model, &iter, MC_TORRENT, &gtor, -1 );
987	tr_torrent_clear( gtor );
988	gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
989	g_object_unref( G_OBJECT( gtor ) );
990	}
991	}
992
993	void
994	tr_core_remove_torrent( TrCore * core,
995	TrTorrent * gtor,
996	int deleteFiles )
997	{
998	const tr_torrent * tor = tr_torrent_handle( gtor );
999
1000	if( tor )
1001	{
1002	int id = tr_torrentId( tor );
1003	GtkTreeIter iter;
1004	if( findTorrentInModel( core, id, &iter ) )
1005	{
1006	GtkTreeModel * model = tr_core_model( core );
1007
1008	/* remove from the gui */
1009	gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
1010
1011	/* maybe delete the downloaded files */
1012	if( deleteFiles )
1013	tr_torrent_delete_files( gtor );
1014
1015	/* remove the torrent */
1016	tr_torrent_set_remove_flag( gtor, TRUE );
1017	g_object_unref( G_OBJECT( gtor ) );
1018	}
1019	}
1020	}
1021
1022	/***
1023	****
1024	***/
1025
1026	static gboolean
1027	update_foreach( GtkTreeModel * model,
1028	GtkTreePath * path UNUSED,
1029	GtkTreeIter * iter,
1030	gpointer data UNUSED )
1031	{
1032	int oldActivity;
1033	int newActivity;
1034	TrTorrent * gtor;
1035
1036	/* maybe update the status column in the model */
1037	gtk_tree_model_get( model, iter,
1038	MC_TORRENT, &gtor,
1039	MC_ACTIVITY, &oldActivity,
1040	-1 );
1041	newActivity = tr_torrentGetActivity( tr_torrent_handle( gtor ) );
1042	if( newActivity != oldActivity )
1043	gtk_list_store_set( GTK_LIST_STORE( model ), iter,
1044	MC_ACTIVITY, newActivity,
1045	-1 );
1046
1047	/* cleanup */
1048	g_object_unref( gtor );
1049	return FALSE;
1050	}
1051
1052	void
1053	tr_core_update( TrCore * self )
1054	{
1055	int column;
1056	GtkSortType order;
1057	GtkTreeSortable * sortable;
1058	GtkTreeModel * model = tr_core_model( self );
1059
1060	/* pause sorting */
1061	sortable = GTK_TREE_SORTABLE( model );
1062	gtk_tree_sortable_get_sort_column_id( sortable, &column, &order );
1063	gtk_tree_sortable_set_sort_column_id(
1064	sortable, GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID, order );
1065
1066	/* refresh the model */
1067	gtk_tree_model_foreach( model, update_foreach, NULL );
1068
1069	/* resume sorting */
1070	gtk_tree_sortable_set_sort_column_id( sortable, column, order );
1071
1072	/* maybe inhibit hibernation */
1073	maybeInhibitHibernation( self );
1074	}
1075
1076	void
1077	tr_core_quit( TrCore * core )
1078	{
1079	g_signal_emit( core, TR_CORE_GET_CLASS( core )->quitsig, 0 );
1080	}
1081
1082	/**
1083	*** Hibernate
1084	**/
1085
1086	#ifdef HAVE_DBUS_GLIB
1087
1088	static DBusGProxy*
1089	get_hibernation_inhibit_proxy( void )
1090	{
1091	GError * error = NULL;
1092	DBusGConnection * conn;
1093
1094	conn = dbus_g_bus_get( DBUS_BUS_SESSION, &error );
1095	if( error )
1096	{
1097	g_warning ( "DBUS cannot connect : %s", error->message );
1098	g_error_free ( error );
1099	return NULL;
1100	}
1101
1102	return dbus_g_proxy_new_for_name (
1103	conn,
1104	"org.freedesktop.PowerManagement",
1105	"/org/freedesktop/PowerManagement/Inhibit",
1106	"org.freedesktop.PowerManagement.Inhibit" );
1107	}
1108
1109	static gboolean
1110	gtr_inhibit_hibernation( guint * cookie )
1111	{
1112	gboolean success = FALSE;
1113	DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
1114
1115	if( proxy )
1116	{
1117	GError * error = NULL;
1118	const char * application = _( "Transmission Bittorrent Client" );
1119	const char * reason = _( "BitTorrent Activity" );
1120	success = dbus_g_proxy_call( proxy, "Inhibit", &error,
1121	G_TYPE_STRING, application,
1122	G_TYPE_STRING, reason,
1123	G_TYPE_INVALID,
1124	G_TYPE_UINT, cookie,
1125	G_TYPE_INVALID );
1126	if( success )
1127	tr_inf( "%s", _( "Disallowing desktop hibernation" ) );
1128	else
1129	{
1130	tr_err( _( "Couldn't disable desktop hibernation: %s" ),
1131	error->message );
1132	g_error_free( error );
1133	}
1134
1135	g_object_unref( G_OBJECT( proxy ) );
1136	}
1137
1138	return success != 0;
1139	}
1140
1141	static void
1142	gtr_uninhibit_hibernation( guint inhibit_cookie )
1143	{
1144	DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
1145
1146	if( proxy )
1147	{
1148	GError * error = NULL;
1149	gboolean success = dbus_g_proxy_call( proxy, "UnInhibit", &error,
1150	G_TYPE_UINT, inhibit_cookie,
1151	G_TYPE_INVALID,
1152	G_TYPE_INVALID );
1153	if( success )
1154	tr_inf( "%s", _( "Allowing desktop hibernation" ) );
1155	else
1156	{
1157	g_warning( "Couldn't uninhibit the system from suspending: %s.",
1158	error->message );
1159	g_error_free( error );
1160	}
1161
1162	g_object_unref( G_OBJECT( proxy ) );
1163	}
1164	}
1165
1166	#endif
1167
1168	static void
1169	tr_core_set_hibernation_allowed( TrCore * core,
1170	gboolean allowed )
1171	{
1172	#ifdef HAVE_DBUS_GLIB
1173	g_return_if_fail( core );
1174	g_return_if_fail( core->priv );
1175
1176	core->priv->inhibit_allowed = allowed != 0;
1177
1178	if( allowed && core->priv->have_inhibit_cookie )
1179	{
1180	gtr_uninhibit_hibernation( core->priv->inhibit_cookie );
1181	core->priv->have_inhibit_cookie = FALSE;
1182	}
1183
1184	if( !allowed
1185	&& !core->priv->have_inhibit_cookie
1186	&& !core->priv->dbus_error )
1187	{
1188	if( gtr_inhibit_hibernation( &core->priv->inhibit_cookie ) )
1189	core->priv->have_inhibit_cookie = TRUE;
1190	else
1191	core->priv->dbus_error = TRUE;
1192	}
1193	#endif
1194	}
1195
1196	static void
1197	maybeInhibitHibernation( TrCore * core )
1198	{
1199	gboolean inhibit = pref_flag_get( PREF_KEY_INHIBIT_HIBERNATION );
1200
1201	/* always allow hibernation when all the torrents are paused */
1202	if( inhibit ) {
1203	tr_session * session = tr_core_session( core );
1204
1205	if( tr_sessionGetActiveTorrentCount( session ) == 0 )
1206	inhibit = FALSE;
1207	}
1208
1209	tr_core_set_hibernation_allowed( core, !inhibit );
1210	}
1211
1212	/**
1213	*** Prefs
1214	**/
1215
1216	static void
1217	commitPrefsChange( TrCore * core,
1218	const char * key )
1219	{
1220	g_signal_emit( core, TR_CORE_GET_CLASS( core )->prefsig, 0, key );
1221	pref_save( tr_core_session( core ) );
1222	}
1223
1224	void
1225	tr_core_set_pref( TrCore * self,
1226	const char * key,
1227	const char * newval )
1228	{
1229	const char * oldval = pref_string_get( key );
1230
1231	if( tr_strcmp( oldval, newval ) )
1232	{
1233	pref_string_set( key, newval );
1234	commitPrefsChange( self, key );
1235	}
1236	}
1237
1238	void
1239	tr_core_set_pref_bool( TrCore * self,
1240	const char * key,
1241	gboolean newval )
1242	{
1243	const gboolean oldval = pref_flag_get( key );
1244
1245	if( oldval != newval )
1246	{
1247	pref_flag_set( key, newval );
1248	commitPrefsChange( self, key );
1249	}
1250	}
1251
1252	void
1253	tr_core_set_pref_int( TrCore * self,
1254	const char * key,
1255	int newval )
1256	{
1257	const int oldval = pref_int_get( key );
1258
1259	if( oldval != newval )
1260	{
1261	pref_int_set( key, newval );
1262	commitPrefsChange( self, key );
1263	}
1264	}
1265
1266	void
1267	tr_core_set_pref_double( TrCore * self,
1268	const char * key,
1269	double newval )
1270	{
1271	const double oldval = pref_double_get( key );
1272
1273	if( oldval != newval )
1274	{
1275	pref_double_set( key, newval );
1276	commitPrefsChange( self, key );
1277	}
1278	}
1279
1280	/***
1281	****
1282	**** RPC Interface
1283	****
1284	***/
1285
1286	/* #define DEBUG_RPC */
1287
1288	static int nextTag = 1;
1289
1290	typedef void ( server_response_func )( TrCore * core, tr_benc * response, gpointer user_data );
1291
1292	struct pending_request_data
1293	{
1294	TrCore * core;
1295	server_response_func * responseFunc;
1296	gpointer responseFuncUserData;
1297	};
1298
1299	static GHashTable * pendingRequests = NULL;
1300
1301	static gboolean
1302	readResponseIdle( void * vresponse )
1303	{
1304	GByteArray * response;
1305	tr_benc top;
1306	int64_t intVal;
1307	int tag;
1308	struct pending_request_data * data;
1309
1310	response = vresponse;
1311	tr_jsonParse( NULL, response->data, response->len, &top, NULL );
1312	tr_bencDictFindInt( &top, "tag", &intVal );
1313	tag = (int)intVal;
1314
1315	data = g_hash_table_lookup( pendingRequests, &tag );
1316	if( data && data->responseFunc )
1317	(*data->responseFunc)(data->core, &top, data->responseFuncUserData );
1318
1319	tr_bencFree( &top );
1320	g_hash_table_remove( pendingRequests, &tag );
1321	g_byte_array_free( response, TRUE );
1322	return FALSE;
1323	}
1324
1325	static void
1326	readResponse( tr_session * session UNUSED,
1327	const char * response,
1328	size_t response_len,
1329	void * unused UNUSED )
1330	{
1331	GByteArray * bytes = g_byte_array_new( );
1332	#ifdef DEBUG_RPC
1333	g_message( "response: [%.s]", (int)response_len, (int)response_len, response );
1334	#endif
1335	g_byte_array_append( bytes, (const uint8_t*)response, response_len );
1336	gtr_idle_add( readResponseIdle, bytes );
1337	}
1338
1339	static void
1340	sendRequest( TrCore * core, const char * json, int tag,
1341	server_response_func * responseFunc, void * responseFuncUserData )
1342	{
1343	tr_session * session = tr_core_session( core );
1344
1345	if( pendingRequests == NULL )
1346	{
1347	pendingRequests = g_hash_table_new_full( g_int_hash, g_int_equal, g_free, g_free );
1348	}
1349
1350	if( session == NULL )
1351	{
1352	g_error( "GTK+ client doesn't support connections to remote servers yet." );
1353	}
1354	else
1355	{
1356	/* remember this request */
1357	struct pending_request_data * data;
1358	data = g_new0( struct pending_request_data, 1 );
1359	data->core = core;
1360	data->responseFunc = responseFunc;
1361	data->responseFuncUserData = responseFuncUserData;
1362	g_hash_table_insert( pendingRequests, g_memdup( &tag, sizeof( int ) ), data );
1363
1364	/* make the request */
1365	#ifdef DEBUG_RPC
1366	g_message( "request: [%s]", json );
1367	#endif
1368	tr_rpc_request_exec_json( session, json, strlen( json ), readResponse, GINT_TO_POINTER(tag) );
1369	}
1370	}
1371
1372	/***
1373	**** Sending a test-port request via RPC
1374	***/
1375
1376	static void
1377	portTestResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
1378	{
1379	tr_benc * args;
1380	tr_bool isOpen = FALSE;
1381
1382	if( tr_bencDictFindDict( response, "arguments", &args ) )
1383	tr_bencDictFindBool( args, "port-is-open", &isOpen );
1384
1385	emitPortTested( core, isOpen );
1386	}
1387
1388	void
1389	tr_core_port_test( TrCore * core )
1390	{
1391	char buf[128];
1392	const int tag = nextTag++;
1393	g_snprintf( buf, sizeof( buf ), "{ \"method\": \"port-test\", \"tag\": %d }", tag );
1394	sendRequest( core, buf, tag, portTestResponseFunc, NULL );
1395	}
1396
1397	/***
1398	**** Updating a blocklist via RPC
1399	***/
1400
1401	static void
1402	blocklistResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
1403	{
1404	tr_benc * args;
1405	int64_t ruleCount = 0;
1406
1407	if( tr_bencDictFindDict( response, "arguments", &args ) )
1408	tr_bencDictFindInt( args, "blocklist-size", &ruleCount );
1409
1410	if( ruleCount > 0 )
1411	pref_int_set( "blocklist-date", time( NULL ) );
1412
1413	emitBlocklistUpdated( core, ruleCount );
1414	}
1415
1416	void
1417	tr_core_blocklist_update( TrCore * core )
1418	{
1419	char buf[128];
1420	const int tag = nextTag++;
1421	g_snprintf( buf, sizeof( buf ), "{ \"method\": \"blocklist-update\", \"tag\": %d }", tag );
1422	sendRequest( core, buf, tag, blocklistResponseFunc, NULL );
1423	}
1424
1425	/***
1426	****
1427	***/
1428
1429	void
1430	tr_core_exec_json( TrCore * core, const char * json )
1431	{
1432	const int tag = nextTag++;
1433	sendRequest( core, json, tag, NULL, NULL );
1434	}
1435
1436	void
1437	tr_core_exec( TrCore * core, const tr_benc * top )
1438	{
1439	char * json = tr_bencToStr( top, TR_FMT_JSON_LEAN, NULL );
1440	tr_core_exec_json( core, json );
1441	tr_free( json );
1442	}

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