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transmission/gtk/tr-core.c

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/******************************************************************************
* $Id$
*
* Copyright (c) Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#include <math.h> /* pow() */
#include <string.h> /* strcmp, strlen */
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#ifdef HAVE_GIO
#include <gio/gio.h>
#endif
#ifdef HAVE_DBUS_GLIB
#include <dbus/dbus-glib.h>
#endif
#include <event2/buffer.h>
#include <libtransmission/transmission.h>
#include <libtransmission/bencode.h>
#include <libtransmission/rpcimpl.h>
#include <libtransmission/json.h>
#include <libtransmission/utils.h> /* tr_free */
#include <libtransmission/web.h>
#include "conf.h"
#include "notify.h"
#include "tr-core.h"
#ifdef HAVE_DBUS_GLIB
#include "tr-core-dbus.h"
#endif
#include "tr-prefs.h"
#include "util.h"
#include "actions.h"
/***
****
***/
enum
{
ADD_ERROR_SIGNAL,
ADD_PROMPT_SIGNAL,
BLOCKLIST_SIGNAL,
BUSY_SIGNAL,
PORT_SIGNAL,
PREFS_SIGNAL,
LAST_SIGNAL
};
static guint core_signals[LAST_SIGNAL] = { 0 };
static void core_maybe_inhibit_hibernation( TrCore * core );
static gboolean our_instance_adds_remote_torrents = FALSE;
struct TrCorePrivate
{
#ifdef HAVE_GIO
GFileMonitor * monitor;
gulong monitor_tag;
char * monitor_dir;
GSList * monitor_files;
guint monitor_idle_tag;
#endif
gboolean adding_from_watch_dir;
gboolean inhibit_allowed;
gboolean have_inhibit_cookie;
gboolean dbus_error;
guint inhibit_cookie;
gint busy_count;
GtkTreeModel * raw_model;
GtkTreeModel * sorted_model;
tr_session * session;
GStringChunk * string_chunk;
};
static int
core_is_disposed( const TrCore * core )
{
return !core || !core->priv->sorted_model;
}
static void
core_dispose( GObject * o )
{
TrCore * core = TR_CORE( o );
GObjectClass * parent = g_type_class_peek( g_type_parent( TR_CORE_TYPE ) );
if( core->priv->sorted_model != NULL )
{
g_object_unref( core->priv->sorted_model );
core->priv->sorted_model = NULL;
core->priv->raw_model = NULL;
}
parent->dispose( o );
}
static void
core_finalize( GObject * o )
{
TrCore * core = TR_CORE( o );
GObjectClass * parent = g_type_class_peek( g_type_parent( TR_CORE_TYPE ) );
g_string_chunk_free( core->priv->string_chunk );
parent->finalize( o );
}
static void
gtr_core_class_init( gpointer g_class, gpointer g_class_data UNUSED )
{
GObjectClass * gobject_class;
g_type_class_add_private( g_class, sizeof( struct TrCorePrivate ) );
gobject_class = G_OBJECT_CLASS( g_class );
gobject_class->dispose = core_dispose;
gobject_class->finalize = core_finalize;
core_signals[ADD_ERROR_SIGNAL] = g_signal_new(
"add-error",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET(TrCoreClass, add_error),
NULL, NULL,
g_cclosure_marshal_VOID__UINT_POINTER,
G_TYPE_NONE,
2, G_TYPE_UINT, G_TYPE_POINTER );
core_signals[ADD_PROMPT_SIGNAL] = g_signal_new(
"add-prompt",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET(TrCoreClass, add_prompt),
NULL, NULL,
g_cclosure_marshal_VOID__POINTER,
G_TYPE_NONE,
1, G_TYPE_POINTER );
core_signals[BUSY_SIGNAL] = g_signal_new(
"busy",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET(TrCoreClass, busy),
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE,
1, G_TYPE_BOOLEAN );
core_signals[BLOCKLIST_SIGNAL] = g_signal_new(
"blocklist-updated",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET(TrCoreClass, blocklist_updated),
NULL, NULL,
g_cclosure_marshal_VOID__INT,
G_TYPE_NONE,
1, G_TYPE_INT );
core_signals[PORT_SIGNAL] = g_signal_new(
"port-tested",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET(TrCoreClass, port_tested),
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE,
1, G_TYPE_BOOLEAN );
core_signals[PREFS_SIGNAL] = g_signal_new(
"prefs-changed",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET(TrCoreClass, prefs_changed),
NULL, NULL,
g_cclosure_marshal_VOID__STRING,
G_TYPE_NONE,
1, G_TYPE_STRING );
#ifdef HAVE_DBUS_GLIB
{
DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
DBusGProxy * bus_proxy = NULL;
if( bus )
bus_proxy =
dbus_g_proxy_new_for_name( bus, "org.freedesktop.DBus",
"/org/freedesktop/DBus",
"org.freedesktop.DBus" );
if( bus_proxy )
{
int result = 0;
dbus_g_proxy_call( bus_proxy, "RequestName", NULL,
G_TYPE_STRING,
"com.transmissionbt.Transmission",
G_TYPE_UINT, 0,
G_TYPE_INVALID,
G_TYPE_UINT, &result,
G_TYPE_INVALID );
if( ( our_instance_adds_remote_torrents = result == 1 ) )
dbus_g_object_type_install_info(
TR_CORE_TYPE,
&dbus_glib_gtr_core_object_info );
}
}
#endif
}
static void
core_init( GTypeInstance * instance, gpointer g_class UNUSED )
{
GtkListStore * store;
struct TrCorePrivate * p;
TrCore * self = (TrCore *) instance;
/* column types for the model used to store torrent information */
/* keep this in sync with the enum near the bottom of tr_core.h */
GType types[] = { G_TYPE_POINTER, /* collated name */
G_TYPE_POINTER, /* tr_torrent* */
G_TYPE_INT, /* torrent id */
G_TYPE_DOUBLE, /* tr_stat.pieceUploadSpeed_KBps */
G_TYPE_DOUBLE, /* tr_stat.pieceDownloadSpeed_KBps */
G_TYPE_DOUBLE, /* tr_stat.recheckProgress */
G_TYPE_BOOLEAN, /* filter.c:ACTIVITY_FILTER_ACTIVE */
G_TYPE_INT, /* tr_stat.activity */
G_TYPE_UCHAR, /* tr_stat.finished */
G_TYPE_CHAR, /* tr_priority_t */
G_TYPE_UINT, /* build_torrent_trackers_hash() */
G_TYPE_INT, /* MC_ERROR */
G_TYPE_INT }; /* MC_ACTIVE_PEER_COUNT */
p = self->priv = G_TYPE_INSTANCE_GET_PRIVATE( self,
TR_CORE_TYPE,
struct TrCorePrivate );
/* create the model used to store torrent data */
g_assert( G_N_ELEMENTS( types ) == MC_ROW_COUNT );
store = gtk_list_store_newv( MC_ROW_COUNT, types );
p->raw_model = GTK_TREE_MODEL( store );
p->sorted_model = gtk_tree_model_sort_new_with_model( p->raw_model );
p->string_chunk = g_string_chunk_new( 2048 );
g_object_unref( p->raw_model );
#ifdef HAVE_DBUS_GLIB
if( our_instance_adds_remote_torrents )
{
DBusGConnection * bus = dbus_g_bus_get( DBUS_BUS_SESSION, NULL );
if( bus )
dbus_g_connection_register_g_object(
bus,
"/com/transmissionbt/Transmission",
G_OBJECT( self ) );
}
#endif
}
GType
gtr_core_get_type( void )
{
static GType type = 0;
if( !type )
{
static const GTypeInfo info =
{
sizeof( TrCoreClass ),
NULL, /* base_init */
NULL, /* base_finalize */
gtr_core_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof( TrCore ),
0, /* n_preallocs */
core_init, /* instance_init */
NULL,
};
type = g_type_register_static( G_TYPE_OBJECT, "TrCore", &info, 0 );
}
return type;
}
/***
**** EMIT SIGNALS
***/
static inline void
core_emit_blocklist_udpated( TrCore * core, int ruleCount )
{
g_signal_emit( core, core_signals[BLOCKLIST_SIGNAL], 0, ruleCount );
}
static inline void
core_emit_port_tested( TrCore * core, gboolean is_open )
{
g_signal_emit( core, core_signals[PORT_SIGNAL], 0, is_open );
}
static inline void
core_emit_err( TrCore * core, enum tr_core_err type, const char * msg )
{
g_signal_emit( core, core_signals[ADD_ERROR_SIGNAL], 0, type, msg );
}
static inline void
core_emit_busy( TrCore * core, gboolean is_busy )
{
g_signal_emit( core, core_signals[BUSY_SIGNAL], 0, is_busy );
}
void
gtr_core_pref_changed( TrCore * core, const char * key )
{
g_signal_emit( core, core_signals[PREFS_SIGNAL], 0, key );
}
/***
****
***/
static GtkTreeModel *
core_raw_model( TrCore * core )
{
return core_is_disposed( core ) ? NULL : core->priv->raw_model;
}
GtkTreeModel *
gtr_core_model( TrCore * core )
{
return core_is_disposed( core ) ? NULL : core->priv->sorted_model;
}
tr_session *
gtr_core_session( TrCore * core )
{
return core_is_disposed( core ) ? NULL : core->priv->session;
}
/***
**** BUSY
***/
static bool
core_is_busy( TrCore * core )
{
return core->priv->busy_count > 0;
}
static void
core_add_to_busy( TrCore * core, int addMe )
{
const bool wasBusy = core_is_busy( core );
core->priv->busy_count += addMe;
if( wasBusy != core_is_busy( core ) )
core_emit_busy( core, core_is_busy( core ) );
}
static void core_inc_busy( TrCore * core ) { core_add_to_busy( core, 1 ); }
static void core_dec_busy( TrCore * core ) { core_add_to_busy( core, -1 ); }
/***
****
**** SORTING THE MODEL
****
***/
static gboolean
is_valid_eta( int t )
{
return ( t != TR_ETA_NOT_AVAIL ) && ( t != TR_ETA_UNKNOWN );
}
static int
compare_eta( int a, int b )
{
const gboolean a_valid = is_valid_eta( a );
const gboolean b_valid = is_valid_eta( b );
if( !a_valid && !b_valid ) return 0;
if( !a_valid ) return -1;
if( !b_valid ) return 1;
return a < b ? 1 : -1;
}
static int
compare_double( double a, double b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compare_uint64( uint64_t a, uint64_t b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compare_int( int a, int b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compare_ratio( double a, double b )
{
if( (int)a == TR_RATIO_INF && (int)b == TR_RATIO_INF ) return 0;
if( (int)a == TR_RATIO_INF ) return 1;
if( (int)b == TR_RATIO_INF ) return -1;
return compare_double( a, b );
}
static int
compare_time( time_t a, time_t b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compare_by_name( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer user_data UNUSED )
{
char *ca, *cb;
gtk_tree_model_get( m, a, MC_NAME_COLLATED, &ca, -1 );
gtk_tree_model_get( m, b, MC_NAME_COLLATED, &cb, -1 );
return tr_strcmp0( ca, cb );
}
static int
compare_by_ratio( GtkTreeModel* m, GtkTreeIter * a, GtkTreeIter * b, gpointer user_data )
{
int ret = 0;
tr_torrent *ta, *tb;
const tr_stat *sa, *sb;
gtk_tree_model_get( m, a, MC_TORRENT, &ta, -1 );
sa = tr_torrentStatCached( ta );
gtk_tree_model_get( m, b, MC_TORRENT, &tb, -1 );
sb = tr_torrentStatCached( tb );
if( !ret ) ret = compare_ratio( sa->ratio, sb->ratio );
if( !ret ) ret = compare_by_name( m, a, b, user_data );
return ret;
}
static int
compare_by_activity( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer user_data )
{
int ret = 0;
tr_torrent *ta, *tb;
const tr_stat *sa, *sb;
double aUp, aDown, bUp, bDown;
gtk_tree_model_get( m, a, MC_SPEED_UP, &aUp,
MC_SPEED_DOWN, &aDown,
MC_TORRENT, &ta,
-1 );
gtk_tree_model_get( m, b, MC_SPEED_UP, &bUp,
MC_SPEED_DOWN, &bDown,
MC_TORRENT, &tb,
-1 );
sa = tr_torrentStatCached( ta );
sb = tr_torrentStatCached( tb );
if( !ret ) ret = compare_double( aUp+aDown, bUp+bDown );
if( !ret ) ret = compare_uint64( sa->uploadedEver, sb->uploadedEver );
if( !ret ) ret = compare_by_name( m, a, b, user_data );
return ret;
}
static int
compare_by_age( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer u )
{
int ret = 0;
tr_torrent *ta, *tb;
gtk_tree_model_get( m, a, MC_TORRENT, &ta, -1 );
gtk_tree_model_get( m, b, MC_TORRENT, &tb, -1 );
if( !ret ) ret = compare_time( tr_torrentStatCached( ta )->addedDate,
tr_torrentStatCached( tb )->addedDate );
if( !ret ) ret = compare_by_name( m, a, b, u );
return ret;
}
static int
compare_by_size( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer u )
{
int ret = 0;
tr_torrent *t;
const tr_info *ia, *ib;
gtk_tree_model_get( m, a, MC_TORRENT, &t, -1 );
ia = tr_torrentInfo( t );
gtk_tree_model_get( m, b, MC_TORRENT, &t, -1 );
ib = tr_torrentInfo( t );
if( !ret ) ret = compare_uint64( ia->totalSize, ib->totalSize );
if( !ret ) ret = compare_by_name( m, a, b, u );
return ret;
}
static int
compare_by_progress( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer u )
{
int ret = 0;
tr_torrent * t;
const tr_stat *sa, *sb;
gtk_tree_model_get( m, a, MC_TORRENT, &t, -1 );
sa = tr_torrentStatCached( t );
gtk_tree_model_get( m, b, MC_TORRENT, &t, -1 );
sb = tr_torrentStatCached( t );
if( !ret ) ret = compare_double( sa->percentComplete, sb->percentComplete );
if( !ret ) ret = compare_double( sa->seedRatioPercentDone, sb->seedRatioPercentDone );
if( !ret ) ret = compare_by_ratio( m, a, b, u );
return ret;
}
static int
compare_by_eta( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer u )
{
int ret = 0;
tr_torrent *ta, *tb;
gtk_tree_model_get( m, a, MC_TORRENT, &ta, -1 );
gtk_tree_model_get( m, b, MC_TORRENT, &tb, -1 );
if( !ret ) ret = compare_eta( tr_torrentStatCached( ta )->eta,
tr_torrentStatCached( tb )->eta );
if( !ret ) ret = compare_by_name( m, a, b, u );
return ret;
}
static int
compare_by_state( GtkTreeModel * m, GtkTreeIter * a, GtkTreeIter * b, gpointer u )
{
int ret = 0;
int sa, sb;
gtk_tree_model_get( m, a, MC_ACTIVITY, &sa, -1 );
gtk_tree_model_get( m, b, MC_ACTIVITY, &sb, -1 );
if( !ret ) ret = compare_int( sa, sb );
if( !ret ) ret = compare_by_progress( m, a, b, u );
return ret;
}
static void
core_set_sort_mode( TrCore * core, const char * mode, gboolean is_reversed )
{
const int col = MC_TORRENT;
GtkTreeIterCompareFunc sort_func;
GtkSortType type = is_reversed ? GTK_SORT_ASCENDING : GTK_SORT_DESCENDING;
GtkTreeSortable * sortable = GTK_TREE_SORTABLE( gtr_core_model( core ) );
if( !strcmp( mode, "sort-by-activity" ) )
sort_func = compare_by_activity;
else if( !strcmp( mode, "sort-by-age" ) )
sort_func = compare_by_age;
else if( !strcmp( mode, "sort-by-progress" ) )
sort_func = compare_by_progress;
else if( !strcmp( mode, "sort-by-time-left" ) )
sort_func = compare_by_eta;
else if( !strcmp( mode, "sort-by-ratio" ) )
sort_func = compare_by_ratio;
else if( !strcmp( mode, "sort-by-state" ) )
sort_func = compare_by_state;
else if( !strcmp( mode, "sort-by-size" ) )
sort_func = compare_by_size;
else {
sort_func = compare_by_name;
type = is_reversed ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;
}
gtk_tree_sortable_set_sort_func( sortable, col, sort_func, NULL, NULL );
gtk_tree_sortable_set_sort_column_id( sortable, col, type );
}
/***
****
**** WATCHDIR
****
***/
#ifdef HAVE_GIO
struct watchdir_file
{
char * filename;
time_t mtime;
};
static int
compare_watchdir_file_to_filename( const void * a, const void * filename )
{
return strcmp( ((const struct watchdir_file*)a)->filename, filename );
}
static time_t
get_file_mtime( const char * filename )
{
time_t mtime;
GFile * gfile = g_file_new_for_path( filename );
GFileInfo * info = g_file_query_info( gfile, G_FILE_ATTRIBUTE_TIME_MODIFIED, 0, NULL, NULL );
mtime = g_file_info_get_attribute_uint64( info, G_FILE_ATTRIBUTE_TIME_MODIFIED );
g_object_unref( G_OBJECT( info ) );
g_object_unref( G_OBJECT( gfile ) );
return mtime;
}
static struct watchdir_file*
watchdir_file_new( const char * filename )
{
struct watchdir_file * f;
f = g_new( struct watchdir_file, 1 );
f->filename = g_strdup( filename );
f->mtime = get_file_mtime( filename );
return f;
}
static void
watchdir_file_free( struct watchdir_file * f )
{
g_free( f->filename );
g_free( f );
}
static gboolean
core_watchdir_idle( gpointer gcore )
{
GSList * l;
GSList * addme = NULL;
GSList * monitor_files = NULL;
TrCore * core = TR_CORE( gcore );
const time_t now = tr_time( );
struct TrCorePrivate * p = core->priv;
/* of the monitor_files, make a list of those that haven't
* changed lately, since they should be ready to add */
for( l=p->monitor_files; l!=NULL; l=l->next ) {
struct watchdir_file * f = l->data;
f->mtime = get_file_mtime( f->filename );
if( f->mtime + 2 >= now )
monitor_files = g_slist_prepend( monitor_files, f );
else {
addme = g_slist_prepend( addme, g_strdup( f->filename ) );
watchdir_file_free( f );
}
}
/* add the torrents from that list */
core->priv->adding_from_watch_dir = TRUE;
gtr_core_add_list_defaults( core, addme, TRUE );
core->priv->adding_from_watch_dir = FALSE;
/* update the monitor_files list */
g_slist_free( p->monitor_files );
p->monitor_files = monitor_files;
/* if monitor_files is nonempty, keep checking every second */
if( core->priv->monitor_files )
return TRUE;
core->priv->monitor_idle_tag = 0;
return FALSE;
}
static void
core_watchdir_monitor_file( TrCore * core, const char * filename )
{
const gboolean isTorrent = g_str_has_suffix( filename, ".torrent" );
if( isTorrent )
{
struct TrCorePrivate * p = core->priv;
if( !g_slist_find_custom( p->monitor_files, filename, (GCompareFunc)compare_watchdir_file_to_filename ) )
p->monitor_files = g_slist_append( p->monitor_files, watchdir_file_new( filename ) );
if( !p->monitor_idle_tag )
p->monitor_idle_tag = gtr_timeout_add_seconds( 1, core_watchdir_idle, core );
}
}
static void
on_file_changed_in_watchdir( GFileMonitor * monitor UNUSED,
GFile * file,
GFile * other_type UNUSED,
GFileMonitorEvent event_type,
gpointer core )
{
if( event_type == G_FILE_MONITOR_EVENT_CREATED )
{
char * filename = g_file_get_path( file );
core_watchdir_monitor_file( core, filename );
g_free( filename );
}
}
static void
core_watchdir_scan( TrCore * core )
{
const gboolean is_enabled = gtr_pref_flag_get( PREF_KEY_DIR_WATCH_ENABLED );
if( is_enabled )
{
const char * dirname = gtr_pref_string_get( PREF_KEY_DIR_WATCH );
GDir * dir = g_dir_open( dirname, 0, NULL );
if( dir != NULL )
{
const char * basename;
while(( basename = g_dir_read_name( dir )))
{
char * filename = g_build_filename( dirname, basename, NULL );
core_watchdir_monitor_file( core, filename );
g_free( filename );
}
g_dir_close( dir );
}
}
}
static void
core_watchdir_update( TrCore * core )
{
const char * dir = gtr_pref_string_get( PREF_KEY_DIR_WATCH );
const gboolean is_enabled = gtr_pref_flag_get( PREF_KEY_DIR_WATCH_ENABLED );
struct TrCorePrivate * p = TR_CORE( core )->priv;
if( p->monitor && ( !is_enabled || tr_strcmp0( dir, p->monitor_dir ) ) )
{
g_signal_handler_disconnect( p->monitor, p->monitor_tag );
g_free( p->monitor_dir );
g_file_monitor_cancel( p->monitor );
g_object_unref( G_OBJECT( p->monitor ) );
p->monitor_dir = NULL;
p->monitor = NULL;
p->monitor_tag = 0;
}
if( is_enabled && !p->monitor )
{
GFile * file = g_file_new_for_path( dir );
GFileMonitor * m = g_file_monitor_directory( file, 0, NULL, NULL );
core_watchdir_scan( core );
p->monitor = m;
p->monitor_dir = g_strdup( dir );
p->monitor_tag = g_signal_connect( m, "changed",
G_CALLBACK( on_file_changed_in_watchdir ), core );
}
}
#endif
/***
****
***/
static void
on_pref_changed( TrCore * core, const char * key, gpointer data UNUSED )
{
if( !strcmp( key, PREF_KEY_SORT_MODE )
|| !strcmp( key, PREF_KEY_SORT_REVERSED ) )
{
const char * mode = gtr_pref_string_get( PREF_KEY_SORT_MODE );
gboolean is_reversed = gtr_pref_flag_get( PREF_KEY_SORT_REVERSED );
core_set_sort_mode( core, mode, is_reversed );
}
else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_GLOBAL ) )
{
tr_sessionSetPeerLimit( gtr_core_session( core ),
gtr_pref_int_get( key ) );
}
else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_TORRENT ) )
{
tr_sessionSetPeerLimitPerTorrent( gtr_core_session( core ),
gtr_pref_int_get( key ) );
}
else if( !strcmp( key, PREF_KEY_INHIBIT_HIBERNATION ) )
{
core_maybe_inhibit_hibernation( core );
}
#ifdef HAVE_GIO
else if( !strcmp( key, PREF_KEY_DIR_WATCH )
|| !strcmp( key, PREF_KEY_DIR_WATCH_ENABLED ) )
{
core_watchdir_update( core );
}
#endif
}
/**
***
**/
TrCore *
gtr_core_new( tr_session * session )
{
TrCore * core = TR_CORE( g_object_new( TR_CORE_TYPE, NULL ) );
core->priv->session = session;
/* init from prefs & listen to pref changes */
on_pref_changed( core, PREF_KEY_SORT_MODE, NULL );
on_pref_changed( core, PREF_KEY_SORT_REVERSED, NULL );
on_pref_changed( core, PREF_KEY_DIR_WATCH_ENABLED, NULL );
on_pref_changed( core, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, NULL );
on_pref_changed( core, PREF_KEY_INHIBIT_HIBERNATION, NULL );
g_signal_connect( core, "prefs-changed", G_CALLBACK( on_pref_changed ), NULL );
return core;
}
void
gtr_core_close( TrCore * core )
{
tr_session * session = gtr_core_session( core );
if( session )
{
core->priv->session = NULL;
gtr_pref_save( session );
tr_sessionClose( session );
}
}
/***
**** COMPLETENESS CALLBACK
***/
struct notify_callback_data
{
TrCore * core;
int torrent_id;
};
static gboolean
on_torrent_completeness_changed_idle( gpointer gdata )
{
struct notify_callback_data * data = gdata;
gtr_notify_torrent_completed( data->core, data->torrent_id );
g_object_unref( G_OBJECT( data->core ) );
g_free( data );
return FALSE;
}
/* this is called in the libtransmission thread, *NOT* the GTK+ thread,
so delegate to the GTK+ thread before calling notify's dbus code... */
static void
on_torrent_completeness_changed( tr_torrent * tor,
tr_completeness completeness,
bool was_running,
void * gcore )
{
if( was_running && ( completeness != TR_LEECH ) && ( tr_torrentStat( tor )->sizeWhenDone != 0 ) )
{
struct notify_callback_data * data = g_new( struct notify_callback_data, 1 );
data->core = gcore;
data->torrent_id = tr_torrentId( tor );
g_object_ref( G_OBJECT( data->core ) );
gtr_idle_add( on_torrent_completeness_changed_idle, data );
}
}
/***
**** METADATA CALLBACK
***/
static const char*
get_collated_name( TrCore * core, const tr_torrent * tor )
{
char buf[2048];
const char * name = tr_torrentName( tor );
char * down = g_utf8_strdown( name ? name : "", -1 );
const tr_info * inf = tr_torrentInfo( tor );
g_snprintf( buf, sizeof( buf ), "%s\t%s", down, inf->hashString );
g_free( down );
return g_string_chunk_insert_const( core->priv->string_chunk, buf );
}
struct metadata_callback_data
{
TrCore * core;
int torrent_id;
};
static gboolean
find_row_from_torrent_id( GtkTreeModel * model, int id, GtkTreeIter * setme )
{
GtkTreeIter iter;
gboolean match = FALSE;
if( gtk_tree_model_iter_children( model, &iter, NULL ) ) do
{
int row_id;
gtk_tree_model_get( model, &iter, MC_TORRENT_ID, &row_id, -1 );
match = id == row_id;
}
while( !match && gtk_tree_model_iter_next( model, &iter ) );
if( match )
*setme = iter;
return match;
}
static gboolean
on_torrent_metadata_changed_idle( gpointer gdata )
{
struct notify_callback_data * data = gdata;
tr_session * session = gtr_core_session( data->core );
tr_torrent * tor = tr_torrentFindFromId( session, data->torrent_id );
/* update the torrent's collated name */
if( tor != NULL ) {
GtkTreeIter iter;
GtkTreeModel * model = core_raw_model( data->core );
if( find_row_from_torrent_id( model, data->torrent_id, &iter ) ) {
const char * collated = get_collated_name( data->core, tor );
GtkListStore * store = GTK_LIST_STORE( model );
gtk_list_store_set( store, &iter, MC_NAME_COLLATED, collated, -1 );
}
}
/* cleanup */
g_object_unref( G_OBJECT( data->core ) );
g_free( data );
return FALSE;
}
/* this is called in the libtransmission thread, *NOT* the GTK+ thread,
so delegate to the GTK+ thread before changing our list store... */
static void
on_torrent_metadata_changed( tr_torrent * tor, void * gcore )
{
struct notify_callback_data * data = g_new( struct notify_callback_data, 1 );
data->core = gcore;
data->torrent_id = tr_torrentId( tor );
g_object_ref( G_OBJECT( data->core ) );
gtr_idle_add( on_torrent_metadata_changed_idle, data );
}
/***
****
**** ADDING TORRENTS
****
***/
static unsigned int
build_torrent_trackers_hash( tr_torrent * tor )
{
int i;
const char * pch;
uint64_t hash = 0;
const tr_info * const inf = tr_torrentInfo( tor );
for( i=0; i<inf->trackerCount; ++i )
for( pch=inf->trackers[i].announce; *pch; ++pch )
hash = (hash<<4) ^ (hash>>28) ^ *pch;
return hash;
}
static gboolean
is_torrent_active( const tr_stat * st )
{
return ( st->peersSendingToUs > 0 )
|| ( st->peersGettingFromUs > 0 )
|| ( st->activity == TR_STATUS_CHECK );
}
void
gtr_core_add_torrent( TrCore * core, tr_torrent * tor, gboolean do_notify )
{
if( tor != NULL )
{
GtkTreeIter unused;
const tr_stat * st = tr_torrentStat( tor );
const char * collated = get_collated_name( core, tor );
const unsigned int trackers_hash = build_torrent_trackers_hash( tor );
GtkListStore * store = GTK_LIST_STORE( core_raw_model( core ) );
gtk_list_store_insert_with_values( store, &unused, 0,
MC_NAME_COLLATED, collated,
MC_TORRENT, tor,
MC_TORRENT_ID, tr_torrentId( tor ),
MC_SPEED_UP, st->pieceUploadSpeed_KBps,
MC_SPEED_DOWN, st->pieceDownloadSpeed_KBps,
MC_RECHECK_PROGRESS, st->recheckProgress,
MC_ACTIVE, is_torrent_active( st ),
MC_ACTIVITY, st->activity,
MC_FINISHED, st->finished,
MC_PRIORITY, tr_torrentGetPriority( tor ),
MC_TRACKERS, trackers_hash,
-1 );
if( do_notify )
gtr_notify_torrent_added( tr_torrentName( tor ) );
tr_torrentSetMetadataCallback( tor, on_torrent_metadata_changed, core );
tr_torrentSetCompletenessCallback( tor, on_torrent_completeness_changed, core );
}
}
static tr_torrent *
core_create_new_torrent( TrCore * core, tr_ctor * ctor )
{
int errcode = 0;
tr_torrent * tor;
bool do_trash = false;
tr_session * session = gtr_core_session( core );
/* let the gtk client handle the removal, since libT
* doesn't have any concept of the glib trash API */
tr_ctorGetDeleteSource( ctor, &do_trash );
tr_ctorSetDeleteSource( ctor, FALSE );
tor = tr_torrentNew( ctor, &errcode );
if( tor && do_trash )
{
const char * config = tr_sessionGetConfigDir( session );
const char * source = tr_ctorGetSourceFile( ctor );
const int is_internal = source && ( strstr( source, config ) == source );
/* #1294: don't delete the .torrent file if it's our internal copy */
if( !is_internal )
gtr_file_trash_or_remove( source );
}
return tor;
}
static int
core_add_ctor( TrCore * core, tr_ctor * ctor,
gboolean do_prompt, gboolean do_notify )
{
tr_info inf;
int err = tr_torrentParse( ctor, &inf );
switch( err )
{
case TR_PARSE_ERR:
break;
case TR_PARSE_DUPLICATE:
/* don't complain about .torrent files in the watch directory
* that have already been added... that gets annoying and we
* don't want to be nagging users to clean up their watch dirs */
if( !tr_ctorGetSourceFile(ctor) || !core->priv->adding_from_watch_dir )
core_emit_err( core, err, inf.name );
tr_metainfoFree( &inf );
tr_ctorFree( ctor );
break;
default:
if( do_prompt )
g_signal_emit( core, core_signals[ADD_PROMPT_SIGNAL], 0, ctor );
else {
gtr_core_add_torrent( core, core_create_new_torrent( core, ctor ), do_notify );
tr_ctorFree( ctor );
}
tr_metainfoFree( &inf );
break;
}
return err;
}
static void
core_apply_defaults( tr_ctor * ctor )
{
if( tr_ctorGetPaused( ctor, TR_FORCE, NULL ) )
tr_ctorSetPaused( ctor, TR_FORCE, !gtr_pref_flag_get( TR_PREFS_KEY_START ) );
if( tr_ctorGetDeleteSource( ctor, NULL ) )
tr_ctorSetDeleteSource( ctor,
gtr_pref_flag_get( TR_PREFS_KEY_TRASH_ORIGINAL ) );
if( tr_ctorGetPeerLimit( ctor, TR_FORCE, NULL ) )
tr_ctorSetPeerLimit( ctor, TR_FORCE,
gtr_pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
if( tr_ctorGetDownloadDir( ctor, TR_FORCE, NULL ) )
tr_ctorSetDownloadDir( ctor, TR_FORCE,
gtr_pref_string_get( TR_PREFS_KEY_DOWNLOAD_DIR ) );
}
void
gtr_core_add_ctor( TrCore * core, tr_ctor * ctor )
{
const gboolean do_notify = FALSE;
const gboolean do_prompt = gtr_pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
core_apply_defaults( ctor );
core_add_ctor( core, ctor, do_prompt, do_notify );
}
/* invoked remotely via dbus. */
gboolean
gtr_core_add_metainfo( TrCore * core,
const char * payload,
gboolean * setme_handled,
GError ** gerr UNUSED )
{
tr_session * session = gtr_core_session( core );
if( !session )
{
*setme_handled = FALSE;
}
else if( gtr_is_supported_url( payload ) || gtr_is_magnet_link( payload ) )
{
gtr_core_add_from_url( core, payload );
*setme_handled = TRUE;
}
else /* base64-encoded metainfo */
{
int file_length;
tr_ctor * ctor;
char * file_contents;
gboolean do_prompt = gtr_pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
ctor = tr_ctorNew( session );
core_apply_defaults( ctor );
file_contents = tr_base64_decode( payload, -1, &file_length );
tr_ctorSetMetainfo( ctor, (const uint8_t*)file_contents, file_length );
core_add_ctor( core, ctor, do_prompt, TRUE );
tr_free( file_contents );
gtr_core_torrents_added( core );
*setme_handled = TRUE;
}
return TRUE;
}
/***
****
***/
struct url_dialog_data
{
TrCore * core;
tr_ctor * ctor;
char * url;
bool did_connect;
bool did_timeout;
long response_code;
};
static gboolean
on_url_done_idle( gpointer vdata )
{
struct url_dialog_data * data = vdata;
if( data->response_code != 200 )
{
gtr_http_failure_dialog( NULL, data->url, data->response_code );
}
else
{
const gboolean do_prompt = gtr_pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
const gboolean do_notify = FALSE;
const int err = core_add_ctor( data->core, data->ctor, do_prompt, do_notify );
if( err == TR_PARSE_ERR )
core_emit_err( data->core, TR_PARSE_ERR, data->url );
gtr_core_torrents_added( data->core );
}
/* cleanup */
core_dec_busy( data->core );
g_free( data->url );
g_free( data );
return FALSE;
}
static void
on_url_done( tr_session * session,
bool did_connect,
bool did_timeout,
long response_code,
const void * response,
size_t response_byte_count,
void * vdata )
{
struct url_dialog_data * data = vdata;
data->did_connect = did_connect;
data->did_timeout = did_timeout;
data->response_code = response_code;
data->ctor = tr_ctorNew( session );
core_apply_defaults( data->ctor );
tr_ctorSetMetainfo( data->ctor, response, response_byte_count );
gtr_idle_add( on_url_done_idle, data );
}
void
gtr_core_add_from_url( TrCore * core, const char * url )
{
tr_session * session = gtr_core_session( core );
const gboolean is_magnet_link = gtr_is_magnet_link( url );
if( is_magnet_link || gtr_is_hex_hashcode( url ) )
{
int err;
char * tmp = NULL;
tr_ctor * ctor = tr_ctorNew( session );
if( gtr_is_hex_hashcode( url ) )
url = tmp = g_strdup_printf( "magnet:?xt=urn:btih:%s", url );
err = tr_ctorSetMetainfoFromMagnetLink( ctor, url );
if( !err )
gtr_core_add_ctor( core, ctor );
else {
gtr_unrecognized_url_dialog( NULL, url );
tr_ctorFree( ctor );
}
g_free( tmp );
}
else
{
struct url_dialog_data * data = g_new( struct url_dialog_data, 1 );
data->core = core;
data->url = g_strdup( url );
core_inc_busy( data->core );
tr_webRun( session, url, NULL, NULL, on_url_done, data );
}
}
/***
****
***/
static void
add_filename( TrCore * core,
const char * filename,
gboolean do_start,
gboolean do_prompt,
gboolean do_notify )
{
tr_session * session = gtr_core_session( core );
if( session == NULL )
return;
if( gtr_is_supported_url( filename ) || gtr_is_magnet_link( filename ) )
{
gtr_core_add_from_url( core, filename );
}
else if( g_file_test( filename, G_FILE_TEST_EXISTS ) )
{
int err;
tr_ctor * ctor = tr_ctorNew( session );
tr_ctorSetMetainfoFromFile( ctor, filename );
core_apply_defaults( ctor );
tr_ctorSetPaused( ctor, TR_FORCE, !do_start );
err = core_add_ctor( core, ctor, do_prompt, do_notify );
if( err == TR_PARSE_ERR )
core_emit_err( core, TR_PARSE_ERR, filename );
}
else if( gtr_is_hex_hashcode( filename ) )
{
gtr_core_add_from_url( core, filename );
}
}
void
gtr_core_add_list( TrCore * core,
GSList * files,
gboolean do_start,
gboolean do_prompt,
gboolean do_notify )
{
GSList * l;
for( l=files; l!=NULL; l=l->next )
{
char * filename = l->data;
add_filename( core, filename, do_start, do_prompt, do_notify );
g_free( filename );
}
gtr_core_torrents_added( core );
g_slist_free( files );
}
void
gtr_core_add_list_defaults( TrCore * core, GSList * files, gboolean do_notify )
{
const gboolean do_start = gtr_pref_flag_get( TR_PREFS_KEY_START );
const gboolean do_prompt = gtr_pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
gtr_core_add_list( core, files, do_start, do_prompt, do_notify );
}
void
gtr_core_torrents_added( TrCore * self )
{
gtr_core_update( self );
core_emit_err( self, TR_CORE_ERR_NO_MORE_TORRENTS, NULL );
}
void
gtr_core_remove_torrent( TrCore * core, int id, gboolean delete_local_data )
{
tr_torrent * tor = gtr_core_find_torrent( core, id );
if( tor != NULL )
{
/* remove from the gui */
GtkTreeIter iter;
GtkTreeModel * model = core_raw_model( core );
if( find_row_from_torrent_id( model, id, &iter ) )
gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
/* remove the torrent */
tr_torrentRemove( tor, delete_local_data, gtr_file_trash_or_remove );
}
}
void
gtr_core_load( TrCore * self, gboolean forcePaused )
{
int i;
tr_ctor * ctor;
tr_torrent ** torrents;
int count = 0;
ctor = tr_ctorNew( gtr_core_session( self ) );
if( forcePaused )
tr_ctorSetPaused( ctor, TR_FORCE, TRUE );
tr_ctorSetPeerLimit( ctor, TR_FALLBACK,
gtr_pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
torrents = tr_sessionLoadTorrents ( gtr_core_session( self ), ctor, &count );
for( i=0; i<count; ++i )
gtr_core_add_torrent( self, torrents[i], FALSE );
tr_free( torrents );
tr_ctorFree( ctor );
}
void
gtr_core_clear( TrCore * self )
{
gtk_list_store_clear( GTK_LIST_STORE( core_raw_model( self ) ) );
}
/***
****
***/
static int
gtr_compare_double( const double a, const double b, int decimal_places )
{
const int64_t ia = (int64_t)(a * pow( 10, decimal_places ) );
const int64_t ib = (int64_t)(b * pow( 10, decimal_places ) );
if( ia < ib ) return -1;
if( ia > ib ) return 1;
return 0;
}
static gboolean
update_foreach( GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED )
{
int oldActivity, newActivity;
int oldActivePeerCount, newActivePeerCount;
int oldError, newError;
bool oldFinished, newFinished;
tr_priority_t oldPriority, newPriority;
unsigned int oldTrackers, newTrackers;
double oldUpSpeed, newUpSpeed;
double oldDownSpeed, newDownSpeed;
double oldRecheckProgress, newRecheckProgress;
gboolean oldActive, newActive;
const tr_stat * st;
tr_torrent * tor;
/* get the old states */
gtk_tree_model_get( model, iter,
MC_TORRENT, &tor,
MC_ACTIVE, &oldActive,
MC_ACTIVE_PEER_COUNT, &oldActivePeerCount,
MC_ERROR, &oldError,
MC_ACTIVITY, &oldActivity,
MC_FINISHED, &oldFinished,
MC_PRIORITY, &oldPriority,
MC_TRACKERS, &oldTrackers,
MC_SPEED_UP, &oldUpSpeed,
MC_RECHECK_PROGRESS, &oldRecheckProgress,
MC_SPEED_DOWN, &oldDownSpeed,
-1 );
/* get the new states */
st = tr_torrentStat( tor );
newActive = is_torrent_active( st );
newActivity = st->activity;
newFinished = st->finished;
newPriority = tr_torrentGetPriority( tor );
newTrackers = build_torrent_trackers_hash( tor );
newUpSpeed = st->pieceUploadSpeed_KBps;
newDownSpeed = st->pieceDownloadSpeed_KBps;
newRecheckProgress = st->recheckProgress;
newActivePeerCount = st->peersSendingToUs + st->peersGettingFromUs + st->webseedsSendingToUs;
newError = st->error;
/* updating the model triggers off resort/refresh,
so don't do it unless something's actually changed... */
if( ( newActive != oldActive )
|| ( newActivity != oldActivity )
|| ( newFinished != oldFinished )
|| ( newPriority != oldPriority )
|| ( newError != oldError )
|| ( newActivePeerCount != oldActivePeerCount )
|| ( newTrackers != oldTrackers )
|| gtr_compare_double( newUpSpeed, oldUpSpeed, 3 )
|| gtr_compare_double( newDownSpeed, oldDownSpeed, 3 )
|| gtr_compare_double( newRecheckProgress, oldRecheckProgress, 2 ) )
{
gtk_list_store_set( GTK_LIST_STORE( model ), iter,
MC_ACTIVE, newActive,
MC_ACTIVE_PEER_COUNT, newActivePeerCount,
MC_ERROR, newError,
MC_ACTIVITY, newActivity,
MC_FINISHED, newFinished,
MC_PRIORITY, newPriority,
MC_TRACKERS, newTrackers,
MC_SPEED_UP, newUpSpeed,
MC_SPEED_DOWN, newDownSpeed,
MC_RECHECK_PROGRESS, newRecheckProgress,
-1 );
}
/* cleanup */
return FALSE;
}
void
gtr_core_update( TrCore * core )
{
/* refresh the model */
gtk_tree_model_foreach( core_raw_model( core ), update_foreach, NULL );
core_maybe_inhibit_hibernation( core );
}
/**
*** Hibernate
**/
#ifdef HAVE_DBUS_GLIB
static DBusGProxy*
get_hibernation_inhibit_proxy( void )
{
GError * error = NULL;
const char * name = "org.gnome.SessionManager";
const char * path = "/org/gnome/SessionManager";
const char * interface = "org.gnome.SessionManager";
DBusGConnection * conn = dbus_g_bus_get( DBUS_BUS_SESSION, &error );
if( error )
{
g_warning ( "DBUS cannot connect : %s", error->message );
g_error_free ( error );
return NULL;
}
return dbus_g_proxy_new_for_name ( conn, name, path, interface );
}
static gboolean
gtr_inhibit_hibernation( guint * cookie )
{
gboolean success = FALSE;
DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
if( proxy )
{
GError * error = NULL;
const int toplevel_xid = 0;
const char * application = _( "Transmission Bittorrent Client" );
const char * reason = _( "BitTorrent Activity" );
const int flags = 4; /* Inhibit suspending the session or computer */
success = dbus_g_proxy_call( proxy, "Inhibit", &error,
G_TYPE_STRING, application,
G_TYPE_UINT, toplevel_xid,
G_TYPE_STRING, reason,
G_TYPE_UINT, flags,
G_TYPE_INVALID, /* sentinel - end of input args */
G_TYPE_UINT, cookie,
G_TYPE_INVALID /* senitnel - end of output args */ );
if( success )
tr_inf( "%s", _( "Disallowing desktop hibernation" ) );
else
{
tr_err( _( "Couldn't disable desktop hibernation: %s" ),
error->message );
g_error_free( error );
}
g_object_unref( G_OBJECT( proxy ) );
}
return success != 0;
}
static void
gtr_uninhibit_hibernation( guint inhibit_cookie )
{
DBusGProxy * proxy = get_hibernation_inhibit_proxy( );
if( proxy )
{
GError * error = NULL;
gboolean success = dbus_g_proxy_call( proxy, "Uninhibit", &error,
G_TYPE_UINT, inhibit_cookie,
G_TYPE_INVALID,
G_TYPE_INVALID );
if( success )
tr_inf( "%s", _( "Allowing desktop hibernation" ) );
else
{
g_warning( "Couldn't uninhibit the system from suspending: %s.",
error->message );
g_error_free( error );
}
g_object_unref( G_OBJECT( proxy ) );
}
}
#endif
static void
gtr_core_set_hibernation_allowed( TrCore * core, gboolean allowed )
{
#ifdef HAVE_DBUS_GLIB
g_return_if_fail( core );
g_return_if_fail( core->priv );
core->priv->inhibit_allowed = allowed != 0;
if( allowed && core->priv->have_inhibit_cookie )
{
gtr_uninhibit_hibernation( core->priv->inhibit_cookie );
core->priv->have_inhibit_cookie = FALSE;
}
if( !allowed
&& !core->priv->have_inhibit_cookie
&& !core->priv->dbus_error )
{
if( gtr_inhibit_hibernation( &core->priv->inhibit_cookie ) )
core->priv->have_inhibit_cookie = TRUE;
else
core->priv->dbus_error = TRUE;
}
#endif
}
static void
core_maybe_inhibit_hibernation( TrCore * core )
{
/* hibernation is allowed if EITHER
* (a) the "inhibit" pref is turned off OR
* (b) there aren't any active torrents */
const gboolean hibernation_allowed = !gtr_pref_flag_get( PREF_KEY_INHIBIT_HIBERNATION )
|| !gtr_core_get_active_torrent_count( core );
gtr_core_set_hibernation_allowed( core, hibernation_allowed );
}
/**
*** Prefs
**/
static void
core_commit_prefs_change( TrCore * core, const char * key )
{
gtr_core_pref_changed( core, key );
gtr_pref_save( gtr_core_session( core ) );
}
void
gtr_core_set_pref( TrCore * self, const char * key, const char * newval )
{
if( tr_strcmp0( newval, gtr_pref_string_get( key ) ) )
{
gtr_pref_string_set( key, newval );
core_commit_prefs_change( self, key );
}
}
void
gtr_core_set_pref_bool( TrCore * self, const char * key, gboolean newval )
{
if( newval != gtr_pref_flag_get( key ) )
{
gtr_pref_flag_set( key, newval );
core_commit_prefs_change( self, key );
}
}
void
gtr_core_set_pref_int( TrCore * self, const char * key, int newval )
{
if( newval != gtr_pref_int_get( key ) )
{
gtr_pref_int_set( key, newval );
core_commit_prefs_change( self, key );
}
}
void
gtr_core_set_pref_double( TrCore * self, const char * key, double newval )
{
if( gtr_compare_double( newval, gtr_pref_double_get( key ), 4 ) )
{
gtr_pref_double_set( key, newval );
core_commit_prefs_change( self, key );
}
}
/***
****
**** RPC Interface
****
***/
/* #define DEBUG_RPC */
static int nextTag = 1;
typedef void ( server_response_func )( TrCore * core, tr_benc * response, gpointer user_data );
struct pending_request_data
{
TrCore * core;
server_response_func * response_func;
gpointer response_func_user_data;
};
static GHashTable * pendingRequests = NULL;
static gboolean
core_read_rpc_response_idle( void * vresponse )
{
tr_benc top;
int64_t intVal;
struct evbuffer * response = vresponse;
tr_jsonParse( NULL, evbuffer_pullup( response, -1 ), evbuffer_get_length( response ), &top, NULL );
if( tr_bencDictFindInt( &top, "tag", &intVal ) )
{
const int tag = (int)intVal;
struct pending_request_data * data = g_hash_table_lookup( pendingRequests, &tag );
if( data ) {
if( data->response_func )
(*data->response_func)(data->core, &top, data->response_func_user_data );
g_hash_table_remove( pendingRequests, &tag );
}
}
tr_bencFree( &top );
evbuffer_free( response );
return FALSE;
}
static void
core_read_rpc_response( tr_session * session UNUSED,
struct evbuffer * response,
void * unused UNUSED )
{
struct evbuffer * buf = evbuffer_new( );
evbuffer_add_buffer( buf, response );
gtr_idle_add( core_read_rpc_response_idle, buf );
}
static void
core_send_rpc_request( TrCore * core, const char * json, int tag,
server_response_func * response_func,
void * response_func_user_data )
{
tr_session * session = gtr_core_session( core );
if( pendingRequests == NULL )
{
pendingRequests = g_hash_table_new_full( g_int_hash, g_int_equal, g_free, g_free );
}
if( session == NULL )
{
g_error( "GTK+ client doesn't support connections to remote servers yet." );
}
else
{
/* remember this request */
struct pending_request_data * data;
data = g_new0( struct pending_request_data, 1 );
data->core = core;
data->response_func = response_func;
data->response_func_user_data = response_func_user_data;
g_hash_table_insert( pendingRequests, g_memdup( &tag, sizeof( int ) ), data );
/* make the request */
#ifdef DEBUG_RPC
g_message( "request: [%s]", json );
#endif
tr_rpc_request_exec_json( session, json, strlen( json ), core_read_rpc_response, GINT_TO_POINTER(tag) );
}
}
/***
**** Sending a test-port request via RPC
***/
static void
on_port_test_response( TrCore * core, tr_benc * response, gpointer u UNUSED )
{
tr_benc * args;
bool is_open = FALSE;
if( tr_bencDictFindDict( response, "arguments", &args ) )
tr_bencDictFindBool( args, "port-is-open", &is_open );
core_emit_port_tested( core, is_open );
}
void
gtr_core_port_test( TrCore * core )
{
char buf[64];
const int tag = nextTag++;
g_snprintf( buf, sizeof( buf ), "{ \"method\": \"port-test\", \"tag\": %d }", tag );
core_send_rpc_request( core, buf, tag, on_port_test_response, NULL );
}
/***
**** Updating a blocklist via RPC
***/
static void
on_blocklist_response( TrCore * core, tr_benc * response, gpointer data UNUSED )
{
tr_benc * args;
int64_t ruleCount = -1;
if( tr_bencDictFindDict( response, "arguments", &args ) )
tr_bencDictFindInt( args, "blocklist-size", &ruleCount );
if( ruleCount > 0 )
gtr_pref_int_set( "blocklist-date", tr_time( ) );
core_emit_blocklist_udpated( core, ruleCount );
}
void
gtr_core_blocklist_update( TrCore * core )
{
char buf[64];
const int tag = nextTag++;
g_snprintf( buf, sizeof( buf ), "{ \"method\": \"blocklist-update\", \"tag\": %d }", tag );
core_send_rpc_request( core, buf, tag, on_blocklist_response, NULL );
}
/***
****
***/
void
gtr_core_exec_json( TrCore * core, const char * json )
{
const int tag = nextTag++;
core_send_rpc_request( core, json, tag, NULL, NULL );
}
void
gtr_core_exec( TrCore * core, const tr_benc * top )
{
char * json = tr_bencToStr( top, TR_FMT_JSON_LEAN, NULL );
gtr_core_exec_json( core, json );
tr_free( json );
}
/***
****
***/
size_t
gtr_core_get_torrent_count( TrCore * core )
{
return gtk_tree_model_iter_n_children( core_raw_model( core ), NULL );
}
size_t
gtr_core_get_active_torrent_count( TrCore * core )
{
GtkTreeIter iter;
size_t activeCount = 0;
GtkTreeModel * model = core_raw_model( core );
if( gtk_tree_model_get_iter_first( model, &iter ) ) do
{
int activity;
gtk_tree_model_get( model, &iter, MC_ACTIVITY, &activity, -1 );
if( activity != TR_STATUS_STOPPED )
++activeCount;
}
while( gtk_tree_model_iter_next( model, &iter ) );
return activeCount;
}
tr_torrent *
gtr_core_find_torrent( TrCore * core, int id )
{
tr_session * session;
tr_torrent * tor = NULL;
if(( session = gtr_core_session( core )))
tor = tr_torrentFindFromId( session, id );
return tor;
}
void
gtr_core_open_folder( TrCore * core, int torrent_id )
{
const tr_torrent * tor = gtr_core_find_torrent( core, torrent_id );
if( tor != NULL )
{
const gboolean single = tr_torrentInfo( tor )->fileCount == 1;
const char * currentDir = tr_torrentGetCurrentDir( tor );
if( single )
gtr_open_file( currentDir );
else {
char * path = g_build_filename( currentDir, tr_torrentName( tor ), NULL );
gtr_open_file( path );
g_free( path );
}
}
}
gboolean
gtr_core_present_window( TrCore * core UNUSED,
gboolean * success,
GError ** err UNUSED )
{
/* Setting the toggle-main-window GtkCheckMenuItem to
make sure its state is correctly set */
gtr_action_set_toggled( "toggle-main-window", TRUE);
*success = TRUE;
return TRUE;
}
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