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source: trunk/gtk/tr-core.c @ 11099

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Last change on this file since 11099 was 11099, checked in by charles, 12 years ago
(trunk gtk) rewrite the main window's drag-and-drop handler s.t. it's GTK+ 3 compliant
Property svn:keywords set to `Date Rev Author Id`
File size: 49.8 KB

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1	/******************************************************************************
2	* $Id: tr-core.c 11099 2010-08-02 22:31:31Z 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	#include <libtransmission/web.h>
42
43	#include "conf.h"
44	#include "notify.h"
45	#include "tr-core.h"
46	#ifdef HAVE_DBUS_GLIB
47	#include "tr-core-dbus.h"
48	#endif
49	#include "tr-prefs.h"
50	#include "tr-torrent.h"
51	#include "util.h"
52	#include "actions.h"
53
54	/***
55	****
56	***/
57
58	enum
59	{
60	ADD_ERROR_SIGNAL,
61	ADD_PROMPT_SIGNAL,
62	BLOCKLIST_SIGNAL,
63	BUSY_SIGNAL,
64	PORT_SIGNAL,
65	PREFS_SIGNAL,
66	QUIT_SIGNAL,
67
68	LAST_SIGNAL
69	};
70
71	static guint core_signals[LAST_SIGNAL] = { 0 };
72
73	static void maybeInhibitHibernation( TrCore * core );
74
75	static gboolean our_instance_adds_remote_torrents = FALSE;
76
77	struct TrCorePrivate
78	{
79	#ifdef HAVE_GIO
80	GFileMonitor * monitor;
81	gulong monitor_tag;
82	char * monitor_path;
83	GSList * monitor_files;
84	guint monitor_idle_tag;
85	#endif
86	gboolean adding_from_watch_dir;
87	gboolean inhibit_allowed;
88	gboolean have_inhibit_cookie;
89	gboolean dbus_error;
90	guint inhibit_cookie;
91	gint busy_count;
92	GtkTreeModel * model;
93	tr_session * session;
94	};
95
96	static int
97	isDisposed( const TrCore * core )
98	{
99	return !core \|\| !core->priv;
100	}
101
102	static void
103	tr_core_dispose( GObject * obj )
104	{
105	TrCore * core = TR_CORE( obj );
106
107	if( !isDisposed( core ) )
108	{
109	GObjectClass * parent;
110
111	core->priv = NULL;
112
113	parent = g_type_class_peek( g_type_parent( TR_CORE_TYPE ) );
114	parent->dispose( obj );
115	}
116	}
117
118	static void
119	tr_core_class_init( gpointer g_class,
120	gpointer g_class_data UNUSED )
121	{
122	GObjectClass * gobject_class;
123
124	g_type_class_add_private( g_class, sizeof( struct TrCorePrivate ) );
125
126	gobject_class = G_OBJECT_CLASS( g_class );
127	gobject_class->dispose = tr_core_dispose;
128
129	core_signals[ADD_ERROR_SIGNAL] = g_signal_new(
130	"add-error",
131	G_TYPE_FROM_CLASS( g_class ),
132	G_SIGNAL_RUN_LAST,
133	G_STRUCT_OFFSET(TrCoreClass, add_error),
134	NULL, NULL,
135	g_cclosure_marshal_VOID__UINT_POINTER,
136	G_TYPE_NONE,
137	2, G_TYPE_UINT, G_TYPE_POINTER );
138
139	core_signals[ADD_PROMPT_SIGNAL] = g_signal_new(
140	"add-prompt",
141	G_TYPE_FROM_CLASS( g_class ),
142	G_SIGNAL_RUN_LAST,
143	G_STRUCT_OFFSET(TrCoreClass, add_prompt),
144	NULL, NULL,
145	g_cclosure_marshal_VOID__POINTER,
146	G_TYPE_NONE,
147	1, G_TYPE_POINTER );
148
149	core_signals[BUSY_SIGNAL] = g_signal_new(
150	"busy", /* signal name */
151	G_TYPE_FROM_CLASS( g_class ), /* applies to TrCore */
152	G_SIGNAL_RUN_FIRST, /* when to invoke */
153	G_STRUCT_OFFSET(TrCoreClass, busy), /* class_offset */
154	NULL, NULL, /* accumulator */
155	g_cclosure_marshal_VOID__BOOLEAN /* marshaler */,
156	G_TYPE_NONE, /* return type */
157	1, G_TYPE_BOOLEAN ); /* signal arguments */
158
159	core_signals[BLOCKLIST_SIGNAL] = g_signal_new(
160	"blocklist-updated", /* signal name */
161	G_TYPE_FROM_CLASS( g_class ), /* applies to TrCore */
162	G_SIGNAL_RUN_FIRST, /* when to invoke */
163	G_STRUCT_OFFSET(TrCoreClass, blocklist_updated), /* class_offset */
164	NULL, NULL, /* accumulator */
165	g_cclosure_marshal_VOID__INT, /* marshaler */
166	G_TYPE_NONE, /* return type */
167	1, G_TYPE_INT ); /* signal arguments */
168
169	core_signals[PORT_SIGNAL] = g_signal_new(
170	"port-tested",
171	G_TYPE_FROM_CLASS( g_class ),
172	G_SIGNAL_RUN_LAST,
173	G_STRUCT_OFFSET(TrCoreClass, port_tested),
174	NULL, NULL,
175	g_cclosure_marshal_VOID__BOOLEAN,
176	G_TYPE_NONE,
177	1, G_TYPE_BOOLEAN );
178
179	core_signals[QUIT_SIGNAL] = g_signal_new(
180	"quit",
181	G_TYPE_FROM_CLASS( g_class ),
182	G_SIGNAL_RUN_LAST,
183	G_STRUCT_OFFSET(TrCoreClass, quit),
184	NULL, NULL,
185	g_cclosure_marshal_VOID__VOID,
186	G_TYPE_NONE,
187	0 );
188
189	core_signals[PREFS_SIGNAL] = g_signal_new(
190	"prefs-changed",
191	G_TYPE_FROM_CLASS( g_class ),
192	G_SIGNAL_RUN_LAST,
193	G_STRUCT_OFFSET(TrCoreClass, prefs_changed),
194	NULL, NULL,
195	g_cclosure_marshal_VOID__STRING,
196	G_TYPE_NONE,
197	1, G_TYPE_STRING );
198
199	#ifdef HAVE_DBUS_GLIB
200	{
201	DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
202	DBusGProxy * bus_proxy = NULL;
203	if( bus )
204	bus_proxy =
205	dbus_g_proxy_new_for_name( bus, "org.freedesktop.DBus",
206	"/org/freedesktop/DBus",
207	"org.freedesktop.DBus" );
208	if( bus_proxy )
209	{
210	int result = 0;
211	dbus_g_proxy_call( bus_proxy, "RequestName", NULL,
212	G_TYPE_STRING,
213	"com.transmissionbt.Transmission",
214	G_TYPE_UINT, 0,
215	G_TYPE_INVALID,
216	G_TYPE_UINT, &result,
217	G_TYPE_INVALID );
218	if( ( our_instance_adds_remote_torrents = result == 1 ) )
219	dbus_g_object_type_install_info(
220	TR_CORE_TYPE,
221	&
222	dbus_glib_tr_core_object_info );
223	}
224	}
225	#endif
226	}
227
228	/***
229	****
230	***/
231
232	static tr_bool
233	coreIsBusy( TrCore * core )
234	{
235	return core->priv->busy_count > 0;
236	}
237
238	static void
239	emitBusy( TrCore * core )
240	{
241	g_signal_emit( core, core_signals[BUSY_SIGNAL], 0, coreIsBusy( core ) );
242	}
243
244	static void
245	coreAddToBusy( TrCore * core, int addMe )
246	{
247	const tr_bool wasBusy = coreIsBusy( core );
248
249	core->priv->busy_count += addMe;
250
251	if( wasBusy != coreIsBusy( core ) )
252	emitBusy( core );
253	}
254
255	static void coreIncBusy( TrCore * core ) { coreAddToBusy( core, 1 ); }
256	static void coreDecBusy( TrCore * core ) { coreAddToBusy( core, -1 ); }
257
258	/***
259	**** SORTING
260	***/
261
262	static gboolean
263	isValidETA( int t )
264	{
265	return ( t != TR_ETA_NOT_AVAIL ) && ( t != TR_ETA_UNKNOWN );
266	}
267
268	static int
269	compareETA( int a, int b )
270	{
271	const gboolean a_valid = isValidETA( a );
272	const gboolean b_valid = isValidETA( b );
273
274	if( !a_valid && !b_valid ) return 0;
275	if( !a_valid ) return -1;
276	if( !b_valid ) return 1;
277	return a < b ? 1 : -1;
278	}
279
280	static int
281	compareDouble( double a, double b )
282	{
283	if( a < b ) return -1;
284	if( a > b ) return 1;
285	return 0;
286	}
287
288	static int
289	compareRatio( double a, double b )
290	{
291	if( (int)a == TR_RATIO_INF && (int)b == TR_RATIO_INF ) return 0;
292	if( (int)a == TR_RATIO_INF ) return 1;
293	if( (int)b == TR_RATIO_INF ) return -1;
294	return compareDouble( a, b );
295	}
296
297	static int
298	compareTime( time_t a, time_t b )
299	{
300	if( a < b ) return -1;
301	if( a > b ) return 1;
302	return 0;
303	}
304
305	static int
306	compareByRatio( GtkTreeModel * model,
307	GtkTreeIter * a,
308	GtkTreeIter * b,
309	gpointer user_data UNUSED )
310	{
311	tr_torrent ta, tb;
312	const tr_stat sa, sb;
313
314	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
315	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
316
317	sa = tr_torrentStatCached( ta );
318	sb = tr_torrentStatCached( tb );
319
320	return compareRatio( sa->ratio, sb->ratio );
321	}
322
323	static int
324	compareByActivity( GtkTreeModel * model,
325	GtkTreeIter * a,
326	GtkTreeIter * b,
327	gpointer user_data UNUSED )
328	{
329	int i;
330	tr_torrent ta, tb;
331	const tr_stat sa, sb;
332	double aUp, aDown, bUp, bDown;
333
334	gtk_tree_model_get( model, a, MC_SPEED_UP, &aUp,
335	MC_SPEED_DOWN, &aDown,
336	MC_TORRENT_RAW, &ta,
337	-1 );
338	gtk_tree_model_get( model, b, MC_SPEED_UP, &bUp,
339	MC_SPEED_DOWN, &bDown,
340	MC_TORRENT_RAW, &tb,
341	-1 );
342
343	if(( i = compareDouble( aUp+aDown, bUp+bDown )))
344	return i;
345
346	sa = tr_torrentStatCached( ta );
347	sb = tr_torrentStatCached( tb );
348	if( sa->uploadedEver != sb->uploadedEver )
349	return sa->uploadedEver < sa->uploadedEver ? -1 : 1;
350
351	return 0;
352	}
353
354	static int
355	compareByName( GtkTreeModel * model,
356	GtkTreeIter * a,
357	GtkTreeIter * b,
358	gpointer user_data UNUSED )
359	{
360	int ret;
361	char ca, cb;
362
363	gtk_tree_model_get( model, a, MC_NAME_COLLATED, &ca, -1 );
364	gtk_tree_model_get( model, b, MC_NAME_COLLATED, &cb, -1 );
365	ret = strcmp( ca, cb );
366
367	g_free( cb );
368	g_free( ca );
369	return ret;
370	}
371
372	static int
373	compareByAge( GtkTreeModel * model,
374	GtkTreeIter * a,
375	GtkTreeIter * b,
376	gpointer user_data UNUSED )
377	{
378	tr_torrent ta, tb;
379
380	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
381	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
382	return compareTime( tr_torrentStatCached( ta )->addedDate,
383	tr_torrentStatCached( tb )->addedDate );
384	}
385
386	static int
387	compareBySize( GtkTreeModel * model,
388	GtkTreeIter * a,
389	GtkTreeIter * b,
390	gpointer user_data UNUSED )
391	{
392	tr_torrent *t;
393	const tr_info ia, ib;
394
395	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
396	ia = tr_torrentInfo( t );
397	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
398	ib = tr_torrentInfo( t );
399
400	if( ia->totalSize < ib->totalSize ) return 1;
401	if( ia->totalSize > ib->totalSize ) return -1;
402	return 0;
403	}
404
405	static int
406	compareByProgress( GtkTreeModel * model,
407	GtkTreeIter * a,
408	GtkTreeIter * b,
409	gpointer user_data UNUSED )
410	{
411	int ret;
412	tr_torrent * t;
413	const tr_stat sa, sb;
414
415	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
416	sa = tr_torrentStatCached( t );
417	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
418	sb = tr_torrentStatCached( t );
419	ret = compareDouble( sa->percentDone, sb->percentDone );
420	if( !ret )
421	ret = compareRatio( sa->ratio, sb->ratio );
422	return ret;
423	}
424
425	static int
426	compareByETA( GtkTreeModel * model,
427	GtkTreeIter * a,
428	GtkTreeIter * b,
429	gpointer user_data UNUSED )
430	{
431	tr_torrent ta, tb;
432
433	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
434	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
435
436	return compareETA( tr_torrentStatCached( ta )->eta,
437	tr_torrentStatCached( tb )->eta );
438	}
439
440	static int
441	compareByState( GtkTreeModel * model,
442	GtkTreeIter * a,
443	GtkTreeIter * b,
444	gpointer user_data )
445	{
446	int sa, sb, ret;
447
448	/* first by state */
449	gtk_tree_model_get( model, a, MC_ACTIVITY, &sa, -1 );
450	gtk_tree_model_get( model, b, MC_ACTIVITY, &sb, -1 );
451	ret = sa - sb;
452
453	/* second by progress */
454	if( !ret )
455	ret = compareByProgress( model, a, b, user_data );
456
457	return ret;
458	}
459
460	static int
461	compareByTracker( GtkTreeModel * model,
462	GtkTreeIter * a,
463	GtkTreeIter * b,
464	gpointer user_data UNUSED )
465	{
466	const tr_torrent * ta;
467	const tr_torrent * tb;
468	const tr_info * aInf;
469	const tr_info * bInf;
470	const char * aTracker;
471	const char * bTracker;
472
473	gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
474	gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
475
476	aInf = tr_torrentInfo( ta );
477	bInf = tr_torrentInfo( tb );
478	aTracker = aInf->trackerCount > 0 ? aInf->trackers[0].announce : NULL;
479	bTracker = bInf->trackerCount > 0 ? bInf->trackers[0].announce : NULL;
480
481	if( !aTracker && !bTracker ) return 0;
482	if( !aTracker ) return -1;
483	if( !bTracker ) return 1;
484	return strcmp( aTracker, bTracker );
485	}
486
487	static void
488	setSort( TrCore * core,
489	const char * mode,
490	gboolean isReversed )
491	{
492	const int col = MC_TORRENT_RAW;
493	GtkTreeIterCompareFunc sort_func;
494	GtkSortType type =
495	isReversed ? GTK_SORT_ASCENDING : GTK_SORT_DESCENDING;
496	GtkTreeSortable * sortable =
497	GTK_TREE_SORTABLE( tr_core_model( core ) );
498
499	if( !strcmp( mode, "sort-by-activity" ) )
500	sort_func = compareByActivity;
501	else if( !strcmp( mode, "sort-by-age" ) )
502	sort_func = compareByAge;
503	else if( !strcmp( mode, "sort-by-progress" ) )
504	sort_func = compareByProgress;
505	else if( !strcmp( mode, "sort-by-time-left" ) )
506	sort_func = compareByETA;
507	else if( !strcmp( mode, "sort-by-ratio" ) )
508	sort_func = compareByRatio;
509	else if( !strcmp( mode, "sort-by-state" ) )
510	sort_func = compareByState;
511	else if( !strcmp( mode, "sort-by-tracker" ) )
512	sort_func = compareByTracker;
513	else if( !strcmp( mode, "sort-by-size" ) )
514	sort_func = compareBySize;
515	else {
516	sort_func = compareByName;
517	type = isReversed ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;
518	}
519
520	gtk_tree_sortable_set_sort_func( sortable, col, sort_func, NULL, NULL );
521	gtk_tree_sortable_set_sort_column_id( sortable, col, type );
522	}
523
524	static void
525	tr_core_apply_defaults( tr_ctor * ctor )
526	{
527	if( tr_ctorGetPaused( ctor, TR_FORCE, NULL ) )
528	tr_ctorSetPaused( ctor, TR_FORCE, !pref_flag_get( TR_PREFS_KEY_START ) );
529
530	if( tr_ctorGetDeleteSource( ctor, NULL ) )
531	tr_ctorSetDeleteSource( ctor,
532	pref_flag_get( TR_PREFS_KEY_TRASH_ORIGINAL ) );
533
534	if( tr_ctorGetPeerLimit( ctor, TR_FORCE, NULL ) )
535	tr_ctorSetPeerLimit( ctor, TR_FORCE,
536	pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
537
538	if( tr_ctorGetDownloadDir( ctor, TR_FORCE, NULL ) )
539	{
540	const char * path = pref_string_get( TR_PREFS_KEY_DOWNLOAD_DIR );
541	tr_ctorSetDownloadDir( ctor, TR_FORCE, path );
542	}
543	}
544
545	static char *
546	torrentTrackerString( tr_torrent * tor )
547	{
548	int i;
549	GString * str = g_string_new( "" );
550	const tr_info * inf = tr_torrentInfo( tor );
551
552	for( i = 0; i < inf->trackerCount; ++i )
553	{
554	const tr_tracker_info * t = &inf->trackers[i];
555	str = g_string_append( str, t->announce );
556	}
557
558	return g_string_free( str, FALSE );
559	}
560
561	#ifdef HAVE_GIO
562
563	struct watchdir_file
564	{
565	char * filename;
566	time_t mtime;
567	};
568
569	static int
570	compare_watchdir_file_to_filename( const void * a, const void * filename )
571	{
572	return strcmp( ((const struct watchdir_file*)a)->filename, filename );
573	}
574
575	static void
576	watchdir_file_update_mtime( struct watchdir_file * file )
577	{
578	GFile * gfile = g_file_new_for_path( file->filename );
579	GFileInfo * info = g_file_query_info( gfile, G_FILE_ATTRIBUTE_TIME_MODIFIED, 0, NULL, NULL );
580
581	file->mtime = g_file_info_get_attribute_uint64( info, G_FILE_ATTRIBUTE_TIME_MODIFIED );
582
583	g_object_unref( G_OBJECT( info ) );
584	g_object_unref( G_OBJECT( gfile ) );
585	}
586
587	static struct watchdir_file*
588	watchdir_file_new( const char * filename )
589	{
590	struct watchdir_file * f;
591
592	f = g_new( struct watchdir_file, 1 );
593	f->filename = g_strdup( filename );
594	watchdir_file_update_mtime( f );
595
596	return f;
597	}
598
599	static void
600	watchdir_file_free( struct watchdir_file * f )
601	{
602	g_free( f->filename );
603	g_free( f );
604	}
605
606	static gboolean
607	watchFolderIdle( gpointer gcore )
608	{
609	GSList * l;
610	GSList * addme = NULL;
611	GSList * monitor_files = NULL;
612	TrCore * core = TR_CORE( gcore );
613	const time_t now = time( NULL );
614	struct TrCorePrivate * p = core->priv;
615
616	/* of the monitor_files, make a list of those that haven't
617	* changed lately, since they should be ready to add */
618	for( l=p->monitor_files; l!=NULL; l=l->next ) {
619	struct watchdir_file * f = l->data;
620	watchdir_file_update_mtime( f );
621	if( f->mtime + 2 >= now )
622	monitor_files = g_slist_prepend( monitor_files, f );
623	else {
624	addme = g_slist_prepend( addme, g_strdup( f->filename ) );
625	watchdir_file_free( f );
626	}
627	}
628
629	/* add the torrents from that list */
630	core->priv->adding_from_watch_dir = TRUE;
631	tr_core_add_list_defaults( core, addme, TRUE );
632	core->priv->adding_from_watch_dir = FALSE;
633
634	/* update the monitor_files list */
635	g_slist_free( p->monitor_files );
636	p->monitor_files = monitor_files;
637
638	/* if monitor_files is nonempty, keep checking every second */
639	if( core->priv->monitor_files )
640	return TRUE;
641	core->priv->monitor_idle_tag = 0;
642	return FALSE;
643
644	}
645
646	static void
647	maybeAddTorrent( TrCore * core, const char * filename )
648	{
649	const gboolean isTorrent = g_str_has_suffix( filename, ".torrent" );
650
651	if( isTorrent )
652	{
653	struct TrCorePrivate * p = core->priv;
654
655	if( !g_slist_find_custom( p->monitor_files, filename, (GCompareFunc)compare_watchdir_file_to_filename ) )
656	p->monitor_files = g_slist_append( p->monitor_files, watchdir_file_new( filename ) );
657
658	if( !p->monitor_idle_tag )
659	p->monitor_idle_tag = gtr_timeout_add_seconds( 1, watchFolderIdle, core );
660	}
661	}
662
663	static void
664	watchFolderChanged( GFileMonitor * monitor UNUSED,
665	GFile * file,
666	GFile * other_type UNUSED,
667	GFileMonitorEvent event_type,
668	gpointer core )
669	{
670	if( event_type == G_FILE_MONITOR_EVENT_CREATED )
671	{
672	char * filename = g_file_get_path( file );
673	maybeAddTorrent( core, filename );
674	g_free( filename );
675	}
676	}
677
678	static void
679	scanWatchDir( TrCore * core )
680	{
681	const gboolean isEnabled = pref_flag_get( PREF_KEY_DIR_WATCH_ENABLED );
682
683	if( isEnabled )
684	{
685	const char * dirname = pref_string_get( PREF_KEY_DIR_WATCH );
686	GDir * dir = g_dir_open( dirname, 0, NULL );
687
688	if( dir != NULL )
689	{
690	const char * basename;
691	while(( basename = g_dir_read_name( dir )))
692	{
693	char * filename = g_build_filename( dirname, basename, NULL );
694	maybeAddTorrent( core, filename );
695	g_free( filename );
696	}
697
698	g_dir_close( dir );
699	}
700	}
701	}
702
703	static void
704	updateWatchDir( TrCore * core )
705	{
706	const char * filename = pref_string_get( PREF_KEY_DIR_WATCH );
707	const gboolean isEnabled = pref_flag_get(
708	PREF_KEY_DIR_WATCH_ENABLED );
709	struct TrCorePrivate * p = TR_CORE( core )->priv;
710
711	if( p->monitor && ( !isEnabled \|\| gtr_strcmp0( filename, p->monitor_path ) ) )
712	{
713	g_signal_handler_disconnect( p->monitor, p->monitor_tag );
714	g_free( p->monitor_path );
715	g_file_monitor_cancel( p->monitor );
716	g_object_unref( G_OBJECT( p->monitor ) );
717	p->monitor_path = NULL;
718	p->monitor = NULL;
719	p->monitor_tag = 0;
720	}
721
722	if( isEnabled && !p->monitor )
723	{
724	GFile * file = g_file_new_for_path( filename );
725	GFileMonitor * m = g_file_monitor_directory( file, 0, NULL, NULL );
726	scanWatchDir( core );
727	p->monitor = m;
728	p->monitor_path = g_strdup( filename );
729	p->monitor_tag = g_signal_connect( m, "changed",
730	G_CALLBACK(
731	watchFolderChanged ), core );
732	}
733	}
734
735	#endif
736
737	static void
738	prefsChanged( TrCore * core,
739	const char * key,
740	gpointer data UNUSED )
741	{
742	if( !strcmp( key, PREF_KEY_SORT_MODE )
743	\|\| !strcmp( key, PREF_KEY_SORT_REVERSED ) )
744	{
745	const char * mode = pref_string_get( PREF_KEY_SORT_MODE );
746	gboolean isReversed = pref_flag_get( PREF_KEY_SORT_REVERSED );
747	setSort( core, mode, isReversed );
748	}
749	else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_GLOBAL ) )
750	{
751	const uint16_t val = pref_int_get( key );
752	tr_sessionSetPeerLimit( tr_core_session( core ), val );
753	}
754	else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_TORRENT ) )
755	{
756	const uint16_t val = pref_int_get( key );
757	tr_sessionSetPeerLimitPerTorrent( tr_core_session( core ), val );
758	}
759	else if( !strcmp( key, PREF_KEY_INHIBIT_HIBERNATION ) )
760	{
761	maybeInhibitHibernation( core );
762	}
763	#ifdef HAVE_GIO
764	else if( !strcmp( key, PREF_KEY_DIR_WATCH )
765	\|\| !strcmp( key, PREF_KEY_DIR_WATCH_ENABLED ) )
766	{
767	updateWatchDir( core );
768	}
769	#endif
770	}
771
772	static void
773	tr_core_init( GTypeInstance * instance,
774	gpointer g_class UNUSED )
775	{
776	GtkListStore * store;
777	struct TrCorePrivate * p;
778	TrCore * self = (TrCore *) instance;
779
780	/* column types for the model used to store torrent information */
781	/* keep this in sync with the enum near the bottom of tr_core.h */
782	GType types[] = { G_TYPE_STRING, /* name */
783	G_TYPE_STRING, /* collated name */
784	TR_TORRENT_TYPE, /* TrTorrent object */
785	G_TYPE_POINTER, /* tr_torrent* */
786	G_TYPE_DOUBLE, /* tr_stat.pieceUploadSpeed_KBps */
787	G_TYPE_DOUBLE, /* tr_stat.pieceDownloadSpeed_KBps */
788	G_TYPE_INT, /* tr_stat.activity */
789	G_TYPE_UCHAR, /* tr_stat.finished */
790	G_TYPE_CHAR, /* tr_priority_t */
791	G_TYPE_STRING }; /* concatenated trackers string */
792
793	p = self->priv = G_TYPE_INSTANCE_GET_PRIVATE( self,
794	TR_CORE_TYPE,
795	struct TrCorePrivate );
796
797	/* create the model used to store torrent data */
798	g_assert( G_N_ELEMENTS( types ) == MC_ROW_COUNT );
799	store = gtk_list_store_newv( MC_ROW_COUNT, types );
800
801	p->model = GTK_TREE_MODEL( store );
802
803	#ifdef HAVE_DBUS_GLIB
804	if( our_instance_adds_remote_torrents )
805	{
806	DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
807	if( bus )
808	dbus_g_connection_register_g_object(
809	bus,
810	"/com/transmissionbt/Transmission",
811	G_OBJECT( self ) );
812	}
813	#endif
814	}
815
816	GType
817	tr_core_get_type( void )
818	{
819	static GType type = 0;
820
821	if( !type )
822	{
823	static const GTypeInfo info =
824	{
825	sizeof( TrCoreClass ),
826	NULL, /* base_init */
827	NULL, /* base_finalize */
828	tr_core_class_init, /* class_init */
829	NULL, /* class_finalize */
830	NULL, /* class_data */
831	sizeof( TrCore ),
832	0, /* n_preallocs */
833	tr_core_init, /* instance_init */
834	NULL,
835	};
836	type = g_type_register_static( G_TYPE_OBJECT, "TrCore", &info, 0 );
837	}
838
839	return type;
840	}
841
842	/**
843	***
844	**/
845
846	TrCore *
847	tr_core_new( tr_session * session )
848	{
849	TrCore * core = TR_CORE( g_object_new( TR_CORE_TYPE, NULL ) );
850
851	core->priv->session = session;
852
853	/* init from prefs & listen to pref changes */
854	prefsChanged( core, PREF_KEY_SORT_MODE, NULL );
855	prefsChanged( core, PREF_KEY_SORT_REVERSED, NULL );
856	prefsChanged( core, PREF_KEY_DIR_WATCH_ENABLED, NULL );
857	prefsChanged( core, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, NULL );
858	prefsChanged( core, PREF_KEY_INHIBIT_HIBERNATION, NULL );
859	g_signal_connect( core, "prefs-changed", G_CALLBACK( prefsChanged ), NULL );
860
861	return core;
862	}
863
864	void
865	tr_core_close( TrCore * core )
866	{
867	tr_session * session = tr_core_session( core );
868
869	if( session )
870	{
871	core->priv->session = NULL;
872	pref_save( session );
873	tr_sessionClose( session );
874	}
875	}
876
877	GtkTreeModel *
878	tr_core_model( TrCore * core )
879	{
880	return isDisposed( core ) ? NULL : core->priv->model;
881	}
882
883	tr_session *
884	tr_core_session( TrCore * core )
885	{
886	return isDisposed( core ) ? NULL : core->priv->session;
887	}
888
889	void
890	tr_core_add_torrent( TrCore * self,
891	TrTorrent * gtor,
892	gboolean doNotify )
893	{
894	const tr_info * inf = tr_torrent_info( gtor );
895	const tr_stat * st = tr_torrent_stat( gtor );
896	tr_torrent * tor = tr_torrent_handle( gtor );
897	char * collated = g_utf8_strdown( inf->name, -1 );
898	char * trackers = torrentTrackerString( tor );
899	GtkListStore * store = GTK_LIST_STORE( tr_core_model( self ) );
900	GtkTreeIter unused;
901
902	gtk_list_store_insert_with_values( store, &unused, 0,
903	MC_NAME, inf->name,
904	MC_NAME_COLLATED, collated,
905	MC_TORRENT, gtor,
906	MC_TORRENT_RAW, tor,
907	MC_SPEED_UP, st->pieceUploadSpeed_KBps,
908	MC_SPEED_DOWN, st->pieceDownloadSpeed_KBps,
909	MC_ACTIVITY, st->activity,
910	MC_FINISHED, st->finished,
911	MC_PRIORITY, tr_torrentGetPriority( tor ),
912	MC_TRACKERS, trackers,
913	-1 );
914
915	if( doNotify )
916	tr_notify_added( inf->name );
917
918	/* cleanup */
919	g_object_unref( G_OBJECT( gtor ) );
920	g_free( collated );
921	g_free( trackers );
922	}
923
924	int
925	tr_core_load( TrCore * self, gboolean forcePaused )
926	{
927	int i;
928	int count = 0;
929	tr_torrent ** torrents;
930	tr_ctor * ctor;
931
932	ctor = tr_ctorNew( tr_core_session( self ) );
933	if( forcePaused )
934	tr_ctorSetPaused( ctor, TR_FORCE, TRUE );
935	tr_ctorSetPeerLimit( ctor, TR_FALLBACK,
936	pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
937
938	torrents = tr_sessionLoadTorrents ( tr_core_session( self ), ctor, &count );
939	for( i = 0; i < count; ++i )
940	tr_core_add_torrent( self, tr_torrent_new_preexisting( torrents[i] ), FALSE );
941
942	tr_free( torrents );
943	tr_ctorFree( ctor );
944
945	return count;
946	}
947
948	/***
949	****
950	***/
951
952	static void
953	emitBlocklistUpdated( TrCore * core, int ruleCount )
954	{
955	g_signal_emit( core, core_signals[BLOCKLIST_SIGNAL], 0, ruleCount );
956	}
957
958	static void
959	emitPortTested( TrCore * core, gboolean isOpen )
960	{
961	g_signal_emit( core, core_signals[PORT_SIGNAL], 0, isOpen );
962	}
963
964	static void
965	tr_core_errsig( TrCore * core, enum tr_core_err type, const char * msg )
966	{
967	g_signal_emit( core, core_signals[ADD_ERROR_SIGNAL], 0, type, msg );
968	}
969
970	static int
971	add_ctor( TrCore * core, tr_ctor * ctor, gboolean doPrompt, gboolean doNotify )
972	{
973	tr_info inf;
974	int err = tr_torrentParse( ctor, &inf );
975
976	switch( err )
977	{
978	case TR_PARSE_ERR:
979	break;
980
981	case TR_PARSE_DUPLICATE:
982	/* don't complain about .torrent files in the watch directory
983	* that have already been added... that gets annoying and we
984	* don't want to be nagging users to clean up their watch dirs */
985	if( !tr_ctorGetSourceFile(ctor) \|\| !core->priv->adding_from_watch_dir )
986	tr_core_errsig( core, err, inf.name );
987	tr_metainfoFree( &inf );
988	break;
989
990	default:
991	if( doPrompt )
992	g_signal_emit( core, core_signals[ADD_PROMPT_SIGNAL], 0, ctor );
993	else {
994	tr_session * session = tr_core_session( core );
995	TrTorrent * gtor = tr_torrent_new_ctor( session, ctor, &err );
996	if( !err )
997	tr_core_add_torrent( core, gtor, doNotify );
998	}
999	tr_metainfoFree( &inf );
1000	break;
1001	}
1002
1003	return err;
1004	}
1005
1006	void
1007	tr_core_add_ctor( TrCore * core, tr_ctor * ctor )
1008	{
1009	const gboolean doPrompt = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
1010	const gboolean doNotify = FALSE;
1011	tr_core_apply_defaults( ctor );
1012	add_ctor( core, ctor, doPrompt, doNotify );
1013	}
1014
1015	/* invoked remotely via dbus. */
1016	gboolean
1017	tr_core_add_metainfo( TrCore * core,
1018	const char * payload,
1019	gboolean * setme_handled,
1020	GError ** gerr UNUSED )
1021	{
1022	tr_session * session = tr_core_session( core );
1023
1024	if( !session )
1025	{
1026	*setme_handled = FALSE;
1027	}
1028	else if( gtr_is_supported_url( payload ) \|\| gtr_is_magnet_link( payload ) )
1029	{
1030	tr_core_add_from_url( core, payload );
1031	*setme_handled = TRUE;
1032	}
1033	else /* base64-encoded metainfo */
1034	{
1035	int file_length;
1036	tr_ctor * ctor;
1037	char * file_contents;
1038	gboolean do_prompt = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
1039
1040	ctor = tr_ctorNew( session );
1041	tr_core_apply_defaults( ctor );
1042
1043	file_contents = tr_base64_decode( payload, -1, &file_length );
1044	tr_ctorSetMetainfo( ctor, (const uint8_t*)file_contents, file_length );
1045	add_ctor( core, ctor, do_prompt, TRUE );
1046
1047	tr_free( file_contents );
1048	tr_core_torrents_added( core );
1049	*setme_handled = TRUE;
1050	}
1051
1052	return TRUE;
1053	}
1054
1055	/***
1056	****
1057	***/
1058
1059	struct url_dialog_data
1060	{
1061	TrCore * core;
1062	tr_ctor * ctor;
1063	char * url;
1064	long response_code;
1065	};
1066
1067	static gboolean
1068	onURLDoneIdle( gpointer vdata )
1069	{
1070	struct url_dialog_data * data = vdata;
1071
1072	if( data->response_code != 200 )
1073	{
1074	gtr_http_failure_dialog( NULL, data->url, data->response_code );
1075	}
1076	else
1077	{
1078	const gboolean doPrompt = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
1079	const gboolean doNotify = FALSE;
1080	const int err = add_ctor( data->core, data->ctor, doPrompt, doNotify );
1081
1082	if( err == TR_PARSE_ERR )
1083	tr_core_errsig( data->core, TR_PARSE_ERR, data->url );
1084
1085	tr_core_torrents_added( data->core );
1086	}
1087
1088	/* cleanup */
1089	coreDecBusy( data->core );
1090	g_free( data->url );
1091	g_free( data );
1092	return FALSE;
1093	}
1094
1095	static void
1096	onURLDone( tr_session * session,
1097	long response_code,
1098	const void * response,
1099	size_t response_byte_count,
1100	void * vdata )
1101	{
1102	struct url_dialog_data * data = vdata;
1103
1104	data->response_code = response_code;
1105	data->ctor = tr_ctorNew( session );
1106	tr_core_apply_defaults( data->ctor );
1107	tr_ctorSetMetainfo( data->ctor, response, response_byte_count );
1108
1109	gtr_idle_add( onURLDoneIdle, data );
1110	}
1111
1112	void
1113	tr_core_add_from_url( TrCore * core, const char * url )
1114	{
1115	tr_session * session = tr_core_session( core );
1116	const gboolean is_magnet_link = gtr_is_magnet_link( url );
1117
1118	if( is_magnet_link \|\| gtr_is_hex_hashcode( url ) )
1119	{
1120	int err;
1121	char * tmp = NULL;
1122	tr_ctor * ctor = tr_ctorNew( session );
1123
1124	if( gtr_is_hex_hashcode( url ) )
1125	url = tmp = g_strdup_printf( "magnet:?xt=urn:btih:%s", url );
1126
1127	err = tr_ctorSetMetainfoFromMagnetLink( ctor, url );
1128
1129	if( !err )
1130	tr_core_add_ctor( core, ctor );
1131	else {
1132	gtr_unrecognized_url_dialog( NULL, url );
1133	tr_ctorFree( ctor );
1134	}
1135
1136	g_free( tmp );
1137	}
1138	else
1139	{
1140	struct url_dialog_data * data = g_new( struct url_dialog_data, 1 );
1141	data->core = core;
1142	data->url = g_strdup( url );
1143	coreIncBusy( data->core );
1144	tr_webRun( session, url, NULL, onURLDone, data );
1145	}
1146	}
1147
1148	/***
1149	****
1150	***/
1151
1152	static void
1153	add_filename( TrCore * core,
1154	const char * filename,
1155	gboolean doStart,
1156	gboolean doPrompt,
1157	gboolean doNotify )
1158	{
1159	tr_session * session = tr_core_session( core );
1160
1161	if( session == NULL )
1162	return;
1163
1164	if( gtr_is_supported_url( filename ) \|\| gtr_is_magnet_link( filename ) )
1165	{
1166	tr_core_add_from_url( core, filename );
1167	}
1168	else if( g_file_test( filename, G_FILE_TEST_EXISTS ) )
1169	{
1170	int err;
1171
1172	tr_ctor * ctor = tr_ctorNew( session );
1173	tr_ctorSetMetainfoFromFile( ctor, filename );
1174	tr_core_apply_defaults( ctor );
1175	tr_ctorSetPaused( ctor, TR_FORCE, !doStart );
1176
1177	err = add_ctor( core, ctor, doPrompt, doNotify );
1178	if( err == TR_PARSE_ERR )
1179	tr_core_errsig( core, TR_PARSE_ERR, filename );
1180	}
1181	else if( gtr_is_hex_hashcode( filename ) )
1182	{
1183	tr_core_add_from_url( core, filename );
1184	}
1185	}
1186
1187	gboolean
1188	tr_core_present_window( TrCore * core UNUSED,
1189	gboolean * success,
1190	GError ** err UNUSED )
1191	{
1192	/* Setting the toggle-main-window GtkCheckMenuItem to
1193	make sure its state is correctly set */
1194	action_toggle( "toggle-main-window", TRUE);
1195
1196	*success = TRUE;
1197	return TRUE;
1198	}
1199
1200	void
1201	tr_core_add_list( TrCore * core,
1202	GSList * torrentFiles,
1203	pref_flag_t start,
1204	pref_flag_t prompt,
1205	gboolean doNotify )
1206	{
1207	const gboolean doStart = pref_flag_eval( start, TR_PREFS_KEY_START );
1208	const gboolean doPrompt = pref_flag_eval( prompt, PREF_KEY_OPTIONS_PROMPT );
1209	GSList * l;
1210
1211	for( l = torrentFiles; l != NULL; l = l->next )
1212	{
1213	char * filename = l->data;
1214	add_filename( core, filename, doStart, doPrompt, doNotify );
1215	g_free( filename );
1216	}
1217
1218	tr_core_torrents_added( core );
1219
1220	g_slist_free( torrentFiles );
1221	}
1222
1223	void
1224	tr_core_torrents_added( TrCore * self )
1225	{
1226	tr_core_update( self );
1227	tr_core_errsig( self, TR_CORE_ERR_NO_MORE_TORRENTS, NULL );
1228	}
1229
1230	static gboolean
1231	findTorrentInModel( TrCore * core,
1232	int id,
1233	GtkTreeIter * setme )
1234	{
1235	int match = 0;
1236	GtkTreeIter iter;
1237	GtkTreeModel * model = tr_core_model( core );
1238
1239	if( gtk_tree_model_iter_children( model, &iter, NULL ) ) do
1240	{
1241	tr_torrent * tor;
1242	gtk_tree_model_get( model, &iter, MC_TORRENT_RAW, &tor, -1 );
1243	match = tr_torrentId( tor ) == id;
1244	}
1245	while( !match && gtk_tree_model_iter_next( model, &iter ) );
1246
1247	if( match )
1248	*setme = iter;
1249
1250	return match;
1251	}
1252
1253	void
1254	tr_core_remove_torrent( TrCore * core, TrTorrent * gtor, gboolean deleteFiles )
1255	{
1256	const tr_torrent * tor = tr_torrent_handle( gtor );
1257
1258	if( tor != NULL )
1259	tr_core_remove_torrent_from_id( core, tr_torrentId( tor ), deleteFiles );
1260	}
1261
1262	void
1263	tr_core_remove_torrent_from_id( TrCore * core, int id, gboolean deleteFiles )
1264	{
1265	GtkTreeIter iter;
1266
1267	if( findTorrentInModel( core, id, &iter ) )
1268	{
1269	TrTorrent * gtor = NULL;
1270	tr_torrent * tor = NULL;
1271	GtkTreeModel * model = tr_core_model( core );
1272
1273	gtk_tree_model_get( model, &iter, MC_TORRENT, &gtor,
1274	MC_TORRENT_RAW, &tor,
1275	-1 );
1276
1277	/* remove from the gui */
1278	gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
1279
1280	/* maybe delete the downloaded files */
1281	if( deleteFiles )
1282	tr_torrentDeleteLocalData( tor, gtr_file_trash_or_remove );
1283
1284	/* remove the torrent */
1285	tr_torrent_set_remove_flag( gtor, TRUE );
1286	gtr_warn_if_fail( G_OBJECT( gtor )->ref_count == 1 );
1287	g_object_unref( G_OBJECT( gtor ) ); /* remove the last refcount */
1288	}
1289	}
1290
1291	/***
1292	****
1293	***/
1294
1295	static gboolean
1296	update_foreach( GtkTreeModel * model,
1297	GtkTreePath * path UNUSED,
1298	GtkTreeIter * iter,
1299	gpointer data UNUSED )
1300	{
1301	int oldActivity, newActivity;
1302	tr_bool oldFinished, newFinished;
1303	tr_priority_t oldPriority, newPriority;
1304	char * oldTrackers, * newTrackers;
1305	double oldUpSpeed, newUpSpeed;
1306	double oldDownSpeed, newDownSpeed;
1307	const tr_stat * st;
1308	TrTorrent * gtor;
1309	tr_torrent * tor;
1310
1311	/* get the old states */
1312	gtk_tree_model_get( model, iter,
1313	MC_TORRENT, &gtor,
1314	MC_ACTIVITY, &oldActivity,
1315	MC_FINISHED, &oldFinished,
1316	MC_PRIORITY, &oldPriority,
1317	MC_TRACKERS, &oldTrackers,
1318	MC_SPEED_UP, &oldUpSpeed,
1319	MC_SPEED_DOWN, &oldDownSpeed,
1320	-1 );
1321
1322	/* get the new states */
1323	tor = tr_torrent_handle( gtor );
1324	st = tr_torrentStat( tor );
1325	newActivity = st->activity;
1326	newFinished = st->finished;
1327	newPriority = tr_torrentGetPriority( tor );
1328	newTrackers = torrentTrackerString( tor );
1329	newUpSpeed = st->pieceUploadSpeed_KBps;
1330	newDownSpeed = st->pieceDownloadSpeed_KBps;
1331
1332	/* updating the model triggers off resort/refresh,
1333	so don't do it unless something's actually changed... */
1334	if( ( newActivity != oldActivity )
1335	\|\| ( newFinished != oldFinished )
1336	\|\| ( newPriority != oldPriority )
1337	\|\| gtr_strcmp0( oldTrackers, newTrackers )
1338	\|\| gtr_compare_double( newUpSpeed, oldUpSpeed, 3 )
1339	\|\| gtr_compare_double( newDownSpeed, oldDownSpeed, 3 ) )
1340	{
1341	gtk_list_store_set( GTK_LIST_STORE( model ), iter,
1342	MC_ACTIVITY, newActivity,
1343	MC_FINISHED, newFinished,
1344	MC_PRIORITY, newPriority,
1345	MC_TRACKERS, newTrackers,
1346	MC_SPEED_UP, newUpSpeed,
1347	MC_SPEED_DOWN, newDownSpeed,
1348	-1 );
1349	}
1350
1351	/* cleanup */
1352	g_object_unref( gtor );
1353	g_free( newTrackers );
1354	g_free( oldTrackers );
1355	return FALSE;
1356	}
1357
1358	void
1359	tr_core_update( TrCore * self )
1360	{
1361	int column;
1362	GtkSortType order;
1363	GtkTreeSortable * sortable;
1364	GtkTreeModel * model = tr_core_model( self );
1365
1366	/* pause sorting */
1367	sortable = GTK_TREE_SORTABLE( model );
1368	gtk_tree_sortable_get_sort_column_id( sortable, &column, &order );
1369	gtk_tree_sortable_set_sort_column_id(
1370	sortable, GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID, order );
1371
1372	/* refresh the model */
1373	gtk_tree_model_foreach( model, update_foreach, NULL );
1374
1375	/* resume sorting */
1376	gtk_tree_sortable_set_sort_column_id( sortable, column, order );
1377
1378	/* maybe inhibit hibernation */
1379	maybeInhibitHibernation( self );
1380	}
1381
1382	void
1383	tr_core_quit( TrCore * core )
1384	{
1385	g_signal_emit( core, core_signals[QUIT_SIGNAL], 0 );
1386	}
1387
1388	/**
1389	*** Hibernate
1390	**/
1391
1392	#ifdef HAVE_DBUS_GLIB
1393
1394	static DBusGProxy*
1395	get_hibernation_inhibit_proxy( void )
1396	{
1397	DBusGConnection * conn;
1398	GError * error = NULL;
1399	const char * name = "org.gnome.SessionManager";
1400	const char * path = "/org/gnome/SessionManager";
1401	const char * interface = "org.gnome.SessionManager";
1402
1403	conn = dbus_g_bus_get( DBUS_BUS_SESSION, &error );
1404	if( error )
1405	{
1406	g_warning ( "DBUS cannot connect : %s", error->message );
1407	g_error_free ( error );
1408	return NULL;
1409	}
1410
1411	return dbus_g_proxy_new_for_name ( conn, name, path, interface );
1412	}
1413
1414	static gboolean
1415	gtr_inhibit_hibernation( guint * cookie )
1416	{
1417	gboolean success = FALSE;
1418	DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
1419
1420	if( proxy )
1421	{
1422	GError * error = NULL;
1423	const int toplevel_xid = 0;
1424	const char * application = _( "Transmission Bittorrent Client" );
1425	const char * reason = _( "BitTorrent Activity" );
1426	const int flags = 4; /* Inhibit suspending the session or computer */
1427
1428	success = dbus_g_proxy_call( proxy, "Inhibit", &error,
1429	G_TYPE_STRING, application,
1430	G_TYPE_UINT, toplevel_xid,
1431	G_TYPE_STRING, reason,
1432	G_TYPE_UINT, flags,
1433	G_TYPE_INVALID, /* sentinel - end of input args */
1434	G_TYPE_UINT, cookie,
1435	G_TYPE_INVALID /* senitnel - end of output args */ );
1436	if( success )
1437	tr_inf( "%s", _( "Disallowing desktop hibernation" ) );
1438	else
1439	{
1440	tr_err( _( "Couldn't disable desktop hibernation: %s" ),
1441	error->message );
1442	g_error_free( error );
1443	}
1444
1445	g_object_unref( G_OBJECT( proxy ) );
1446	}
1447
1448	return success != 0;
1449	}
1450
1451	static void
1452	gtr_uninhibit_hibernation( guint inhibit_cookie )
1453	{
1454	DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
1455
1456	if( proxy )
1457	{
1458	GError * error = NULL;
1459	gboolean success = dbus_g_proxy_call( proxy, "Uninhibit", &error,
1460	G_TYPE_UINT, inhibit_cookie,
1461	G_TYPE_INVALID,
1462	G_TYPE_INVALID );
1463	if( success )
1464	tr_inf( "%s", _( "Allowing desktop hibernation" ) );
1465	else
1466	{
1467	g_warning( "Couldn't uninhibit the system from suspending: %s.",
1468	error->message );
1469	g_error_free( error );
1470	}
1471
1472	g_object_unref( G_OBJECT( proxy ) );
1473	}
1474	}
1475
1476	#endif
1477
1478	static void
1479	tr_core_set_hibernation_allowed( TrCore * core,
1480	gboolean allowed )
1481	{
1482	#ifdef HAVE_DBUS_GLIB
1483	g_return_if_fail( core );
1484	g_return_if_fail( core->priv );
1485
1486	core->priv->inhibit_allowed = allowed != 0;
1487
1488	if( allowed && core->priv->have_inhibit_cookie )
1489	{
1490	gtr_uninhibit_hibernation( core->priv->inhibit_cookie );
1491	core->priv->have_inhibit_cookie = FALSE;
1492	}
1493
1494	if( !allowed
1495	&& !core->priv->have_inhibit_cookie
1496	&& !core->priv->dbus_error )
1497	{
1498	if( gtr_inhibit_hibernation( &core->priv->inhibit_cookie ) )
1499	core->priv->have_inhibit_cookie = TRUE;
1500	else
1501	core->priv->dbus_error = TRUE;
1502	}
1503	#endif
1504	}
1505
1506	static void
1507	maybeInhibitHibernation( TrCore * core )
1508	{
1509	/* inhibit if it's enabled AND all the torrents are paused */
1510	const gboolean inhibit = pref_flag_get( PREF_KEY_INHIBIT_HIBERNATION )
1511	&& ( tr_core_get_active_torrent_count( core ) == 0 );
1512
1513	tr_core_set_hibernation_allowed( core, !inhibit );
1514	}
1515
1516	/**
1517	*** Prefs
1518	**/
1519
1520	static void
1521	commitPrefsChange( TrCore * core, const char * key )
1522	{
1523	g_signal_emit( core, core_signals[PREFS_SIGNAL], 0, key );
1524	pref_save( tr_core_session( core ) );
1525	}
1526
1527	void
1528	tr_core_set_pref( TrCore * self, const char * key, const char * newval )
1529	{
1530	const char * oldval = pref_string_get( key );
1531
1532	if( gtr_strcmp0( oldval, newval ) )
1533	{
1534	pref_string_set( key, newval );
1535	commitPrefsChange( self, key );
1536	}
1537	}
1538
1539	void
1540	tr_core_set_pref_bool( TrCore * self,
1541	const char * key,
1542	gboolean newval )
1543	{
1544	const gboolean oldval = pref_flag_get( key );
1545
1546	if( oldval != newval )
1547	{
1548	pref_flag_set( key, newval );
1549	commitPrefsChange( self, key );
1550	}
1551	}
1552
1553	void
1554	tr_core_set_pref_int( TrCore * self,
1555	const char * key,
1556	int newval )
1557	{
1558	const int oldval = pref_int_get( key );
1559
1560	if( oldval != newval )
1561	{
1562	pref_int_set( key, newval );
1563	commitPrefsChange( self, key );
1564	}
1565	}
1566
1567	void
1568	tr_core_set_pref_double( TrCore * self,
1569	const char * key,
1570	double newval )
1571	{
1572	const double oldval = pref_double_get( key );
1573
1574	if( gtr_compare_double( oldval, newval, 4 ) )
1575	{
1576	pref_double_set( key, newval );
1577	commitPrefsChange( self, key );
1578	}
1579	}
1580
1581	/***
1582	****
1583	**** RPC Interface
1584	****
1585	***/
1586
1587	/* #define DEBUG_RPC */
1588
1589	static int nextTag = 1;
1590
1591	typedef void ( server_response_func )( TrCore * core, tr_benc * response, gpointer user_data );
1592
1593	struct pending_request_data
1594	{
1595	TrCore * core;
1596	server_response_func * responseFunc;
1597	gpointer responseFuncUserData;
1598	};
1599
1600	static GHashTable * pendingRequests = NULL;
1601
1602	static gboolean
1603	readResponseIdle( void * vresponse )
1604	{
1605	GByteArray * response;
1606	tr_benc top;
1607	int64_t intVal;
1608	int tag;
1609	struct pending_request_data * data;
1610
1611	response = vresponse;
1612	tr_jsonParse( NULL, response->data, response->len, &top, NULL );
1613	tr_bencDictFindInt( &top, "tag", &intVal );
1614	tag = (int)intVal;
1615
1616	data = g_hash_table_lookup( pendingRequests, &tag );
1617	if( data && data->responseFunc )
1618	(*data->responseFunc)(data->core, &top, data->responseFuncUserData );
1619
1620	tr_bencFree( &top );
1621	g_hash_table_remove( pendingRequests, &tag );
1622	g_byte_array_free( response, TRUE );
1623	return FALSE;
1624	}
1625
1626	static void
1627	readResponse( tr_session * session UNUSED,
1628	const char * response,
1629	size_t response_len,
1630	void * unused UNUSED )
1631	{
1632	GByteArray * bytes = g_byte_array_new( );
1633	#ifdef DEBUG_RPC
1634	g_message( "response: [%.s]", (int)response_len, (int)response_len, response );
1635	#endif
1636	g_byte_array_append( bytes, (const uint8_t*)response, response_len );
1637	gtr_idle_add( readResponseIdle, bytes );
1638	}
1639
1640	static void
1641	sendRequest( TrCore * core, const char * json, int tag,
1642	server_response_func * responseFunc, void * responseFuncUserData )
1643	{
1644	tr_session * session = tr_core_session( core );
1645
1646	if( pendingRequests == NULL )
1647	{
1648	pendingRequests = g_hash_table_new_full( g_int_hash, g_int_equal, g_free, g_free );
1649	}
1650
1651	if( session == NULL )
1652	{
1653	g_error( "GTK+ client doesn't support connections to remote servers yet." );
1654	}
1655	else
1656	{
1657	/* remember this request */
1658	struct pending_request_data * data;
1659	data = g_new0( struct pending_request_data, 1 );
1660	data->core = core;
1661	data->responseFunc = responseFunc;
1662	data->responseFuncUserData = responseFuncUserData;
1663	g_hash_table_insert( pendingRequests, g_memdup( &tag, sizeof( int ) ), data );
1664
1665	/* make the request */
1666	#ifdef DEBUG_RPC
1667	g_message( "request: [%s]", json );
1668	#endif
1669	tr_rpc_request_exec_json( session, json, strlen( json ), readResponse, GINT_TO_POINTER(tag) );
1670	}
1671	}
1672
1673	/***
1674	**** Sending a test-port request via RPC
1675	***/
1676
1677	static void
1678	portTestResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
1679	{
1680	tr_benc * args;
1681	tr_bool isOpen = FALSE;
1682
1683	if( tr_bencDictFindDict( response, "arguments", &args ) )
1684	tr_bencDictFindBool( args, "port-is-open", &isOpen );
1685
1686	emitPortTested( core, isOpen );
1687	}
1688
1689	void
1690	tr_core_port_test( TrCore * core )
1691	{
1692	char buf[128];
1693	const int tag = nextTag++;
1694	g_snprintf( buf, sizeof( buf ), "{ \"method\": \"port-test\", \"tag\": %d }", tag );
1695	sendRequest( core, buf, tag, portTestResponseFunc, NULL );
1696	}
1697
1698	/***
1699	**** Updating a blocklist via RPC
1700	***/
1701
1702	static void
1703	blocklistResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
1704	{
1705	tr_benc * args;
1706	int64_t ruleCount = 0;
1707
1708	if( tr_bencDictFindDict( response, "arguments", &args ) )
1709	tr_bencDictFindInt( args, "blocklist-size", &ruleCount );
1710
1711	if( ruleCount > 0 )
1712	pref_int_set( "blocklist-date", time( NULL ) );
1713
1714	emitBlocklistUpdated( core, ruleCount );
1715	}
1716
1717	void
1718	tr_core_blocklist_update( TrCore * core )
1719	{
1720	char buf[128];
1721	const int tag = nextTag++;
1722	g_snprintf( buf, sizeof( buf ), "{ \"method\": \"blocklist-update\", \"tag\": %d }", tag );
1723	sendRequest( core, buf, tag, blocklistResponseFunc, NULL );
1724	}
1725
1726	/***
1727	****
1728	***/
1729
1730	void
1731	tr_core_exec_json( TrCore * core, const char * json )
1732	{
1733	const int tag = nextTag++;
1734	sendRequest( core, json, tag, NULL, NULL );
1735	}
1736
1737	void
1738	tr_core_exec( TrCore * core, const tr_benc * top )
1739	{
1740	char * json = tr_bencToStr( top, TR_FMT_JSON_LEAN, NULL );
1741	tr_core_exec_json( core, json );
1742	tr_free( json );
1743	}
1744
1745	/***
1746	****
1747	***/
1748
1749	void
1750	tr_core_torrent_changed( TrCore * core, int id )
1751	{
1752	GtkTreeIter iter;
1753	GtkTreeModel * model = tr_core_model( core );
1754
1755	if( gtk_tree_model_get_iter_first( model, &iter ) ) do
1756	{
1757	tr_torrent * tor;
1758	gtk_tree_model_get( model, &iter, MC_TORRENT_RAW, &tor, -1 );
1759	if( tr_torrentId( tor ) == id )
1760	{
1761	GtkTreePath * path = gtk_tree_model_get_path( model, &iter );
1762	gtk_tree_model_row_changed( model, path, &iter );
1763	gtk_tree_path_free( path );
1764	break;
1765	}
1766	}
1767	while( gtk_tree_model_iter_next( model, &iter ) );
1768	}
1769
1770	int
1771	tr_core_get_torrent_count( TrCore * core )
1772	{
1773	return gtk_tree_model_iter_n_children( tr_core_model( core ), NULL );
1774	}
1775
1776	int
1777	tr_core_get_active_torrent_count( TrCore * core )
1778	{
1779	GtkTreeIter iter;
1780	GtkTreeModel * model = tr_core_model( core );
1781	int activeCount = 0;
1782
1783	if( gtk_tree_model_get_iter_first( model, &iter ) ) do
1784	{
1785	int activity;
1786	gtk_tree_model_get( model, &iter, MC_ACTIVITY, &activity, -1 );
1787
1788	if( activity != TR_STATUS_STOPPED )
1789	++activeCount;
1790	}
1791	while( gtk_tree_model_iter_next( model, &iter ) );
1792
1793	return activeCount;
1794	}
1795

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