transmission/gtk/tr-core.c

1676 lines
47 KiB
C

/******************************************************************************
* $Id$
*
* Copyright (c) 2007-2008 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 <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 <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 "tr-torrent.h"
#include "util.h"
#include "actions.h"
static void maybeInhibitHibernation( TrCore * core );
static gboolean our_instance_adds_remote_torrents = FALSE;
struct TrCorePrivate
{
#ifdef HAVE_GIO
GFileMonitor * monitor;
gulong monitor_tag;
char * monitor_path;
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;
GtkTreeModel * model;
tr_session * session;
};
static int
isDisposed( const TrCore * core )
{
return !core || !core->priv;
}
static void
tr_core_dispose( GObject * obj )
{
TrCore * core = TR_CORE( obj );
if( !isDisposed( core ) )
{
GObjectClass * parent;
core->priv = NULL;
parent = g_type_class_peek( g_type_parent( TR_CORE_TYPE ) );
parent->dispose( obj );
}
}
static void
tr_core_class_init( gpointer g_class,
gpointer g_class_data UNUSED )
{
GObjectClass * gobject_class;
TrCoreClass * cc;
g_type_class_add_private( g_class, sizeof( struct TrCorePrivate ) );
gobject_class = G_OBJECT_CLASS( g_class );
gobject_class->dispose = tr_core_dispose;
cc = TR_CORE_CLASS( g_class );
cc->blocklistSignal = g_signal_new( "blocklist-updated", /* name */
G_TYPE_FROM_CLASS( g_class ), /* applies to TrCore */
G_SIGNAL_RUN_FIRST, /* when to invoke */
0, NULL, NULL, /* accumulator */
g_cclosure_marshal_VOID__INT, /* marshaler */
G_TYPE_NONE, /* return type */
1, G_TYPE_INT ); /* signal arguments */
cc->portSignal = g_signal_new( "port-tested",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE,
1, G_TYPE_BOOLEAN );
cc->errsig = g_signal_new( "error",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__UINT_POINTER,
G_TYPE_NONE,
2, G_TYPE_UINT, G_TYPE_POINTER );
cc->promptsig = g_signal_new( "add-torrent-prompt",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__POINTER,
G_TYPE_NONE,
1, G_TYPE_POINTER );
cc->quitsig = g_signal_new( "quit",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
0, NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE,
0 );
cc->prefsig = g_signal_new( "prefs-changed",
G_TYPE_FROM_CLASS( g_class ),
G_SIGNAL_RUN_LAST,
0, 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_tr_core_object_info );
}
}
#endif
}
/***
**** SORTING
***/
static gboolean
isValidETA( int t )
{
return ( t != TR_ETA_NOT_AVAIL ) && ( t != TR_ETA_UNKNOWN );
}
static int
compareETA( int a, int b )
{
const gboolean a_valid = isValidETA( a );
const gboolean b_valid = isValidETA( 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
compareDouble( double a, double b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compareRatio( 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 compareDouble( a, b );
}
static int
compareTime( time_t a, time_t b )
{
if( a < b ) return -1;
if( a > b ) return 1;
return 0;
}
static int
compareByRatio( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
tr_torrent *ta, *tb;
const tr_stat *sa, *sb;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
sa = tr_torrentStatCached( ta );
sb = tr_torrentStatCached( tb );
return compareRatio( sa->ratio, sb->ratio );
}
static int
compareByActivity( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
int i;
tr_torrent *ta, *tb;
const tr_stat *sa, *sb;
double aUp, aDown, bUp, bDown;
gtk_tree_model_get( model, a, MC_SPEED_UP, &aUp,
MC_SPEED_DOWN, &aDown,
MC_TORRENT_RAW, &ta,
-1 );
gtk_tree_model_get( model, b, MC_SPEED_UP, &bUp,
MC_SPEED_DOWN, &bDown,
MC_TORRENT_RAW, &tb,
-1 );
if(( i = compareDouble( aUp+aDown, bUp+bDown )))
return i;
sa = tr_torrentStatCached( ta );
sb = tr_torrentStatCached( tb );
if( sa->uploadedEver != sb->uploadedEver )
return sa->uploadedEver < sa->uploadedEver ? -1 : 1;
return 0;
}
static int
compareByName( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
int ret;
char *ca, *cb;
gtk_tree_model_get( model, a, MC_NAME_COLLATED, &ca, -1 );
gtk_tree_model_get( model, b, MC_NAME_COLLATED, &cb, -1 );
ret = strcmp( ca, cb );
g_free( cb );
g_free( ca );
return ret;
}
static int
compareByAge( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
tr_torrent *ta, *tb;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
return compareTime( tr_torrentStatCached( ta )->addedDate,
tr_torrentStatCached( tb )->addedDate );
}
static int
compareBySize( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
tr_torrent *t;
const tr_info *ia, *ib;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
ia = tr_torrentInfo( t );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
ib = tr_torrentInfo( t );
if( ia->totalSize < ib->totalSize ) return 1;
if( ia->totalSize > ib->totalSize ) return -1;
return 0;
}
static int
compareByProgress( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
int ret;
tr_torrent * t;
const tr_stat *sa, *sb;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &t, -1 );
sa = tr_torrentStatCached( t );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &t, -1 );
sb = tr_torrentStatCached( t );
ret = compareDouble( sa->percentDone, sb->percentDone );
if( !ret )
ret = compareRatio( sa->ratio, sb->ratio );
return ret;
}
static int
compareByETA( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
tr_torrent *ta, *tb;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
return compareETA( tr_torrentStatCached( ta )->eta,
tr_torrentStatCached( tb )->eta );
}
static int
compareByState( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data )
{
int sa, sb, ret;
/* first by state */
gtk_tree_model_get( model, a, MC_ACTIVITY, &sa, -1 );
gtk_tree_model_get( model, b, MC_ACTIVITY, &sb, -1 );
ret = sa - sb;
/* second by progress */
if( !ret )
ret = compareByProgress( model, a, b, user_data );
return ret;
}
static int
compareByTracker( GtkTreeModel * model,
GtkTreeIter * a,
GtkTreeIter * b,
gpointer user_data UNUSED )
{
const tr_torrent * ta;
const tr_torrent * tb;
const tr_info * aInf;
const tr_info * bInf;
const char * aTracker;
const char * bTracker;
gtk_tree_model_get( model, a, MC_TORRENT_RAW, &ta, -1 );
gtk_tree_model_get( model, b, MC_TORRENT_RAW, &tb, -1 );
aInf = tr_torrentInfo( ta );
bInf = tr_torrentInfo( tb );
aTracker = aInf->trackerCount > 0 ? aInf->trackers[0].announce : NULL;
bTracker = bInf->trackerCount > 0 ? bInf->trackers[0].announce : NULL;
if( !aTracker && !bTracker ) return 0;
if( !aTracker ) return -1;
if( !bTracker ) return 1;
return strcmp( aTracker, bTracker );
}
static void
setSort( TrCore * core,
const char * mode,
gboolean isReversed )
{
const int col = MC_TORRENT_RAW;
GtkTreeIterCompareFunc sort_func;
GtkSortType type =
isReversed ? GTK_SORT_ASCENDING : GTK_SORT_DESCENDING;
GtkTreeSortable * sortable =
GTK_TREE_SORTABLE( tr_core_model( core ) );
if( !strcmp( mode, "sort-by-activity" ) )
sort_func = compareByActivity;
else if( !strcmp( mode, "sort-by-age" ) )
sort_func = compareByAge;
else if( !strcmp( mode, "sort-by-progress" ) )
sort_func = compareByProgress;
else if( !strcmp( mode, "sort-by-time-left" ) )
sort_func = compareByETA;
else if( !strcmp( mode, "sort-by-ratio" ) )
sort_func = compareByRatio;
else if( !strcmp( mode, "sort-by-state" ) )
sort_func = compareByState;
else if( !strcmp( mode, "sort-by-tracker" ) )
sort_func = compareByTracker;
else if( !strcmp( mode, "sort-by-size" ) )
sort_func = compareBySize;
else {
sort_func = compareByName;
type = isReversed ? 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 );
}
static void
tr_core_apply_defaults( tr_ctor * ctor )
{
if( tr_ctorGetPaused( ctor, TR_FORCE, NULL ) )
tr_ctorSetPaused( ctor, TR_FORCE, !pref_flag_get( PREF_KEY_START ) );
if( tr_ctorGetDeleteSource( ctor, NULL ) )
tr_ctorSetDeleteSource( ctor,
pref_flag_get( PREF_KEY_TRASH_ORIGINAL ) );
if( tr_ctorGetPeerLimit( ctor, TR_FORCE, NULL ) )
tr_ctorSetPeerLimit( ctor, TR_FORCE,
pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
if( tr_ctorGetDownloadDir( ctor, TR_FORCE, NULL ) )
{
const char * path = pref_string_get( TR_PREFS_KEY_DOWNLOAD_DIR );
tr_ctorSetDownloadDir( ctor, TR_FORCE, path );
}
}
static int
tr_strcmp( const void * a,
const void * b )
{
if( a && b ) return strcmp( a, b );
if( a ) return 1;
if( b ) return -1;
return 0;
}
#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 void
watchdir_file_update_mtime( struct watchdir_file * file )
{
GFile * gfile = g_file_new_for_path( file->filename );
GFileInfo * info = g_file_query_info( gfile, G_FILE_ATTRIBUTE_TIME_MODIFIED, 0, NULL, NULL );
file->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 ) );
}
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 );
watchdir_file_update_mtime( f );
return f;
}
static void
watchdir_file_free( struct watchdir_file * f )
{
g_free( f->filename );
g_free( f );
}
static gboolean
watchFolderIdle( gpointer gcore )
{
GSList * l;
GSList * addme = NULL;
GSList * monitor_files = NULL;
TrCore * core = TR_CORE( gcore );
const time_t now = time( NULL );
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;
watchdir_file_update_mtime( f );
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;
tr_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
maybeAddTorrent( 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, watchFolderIdle, core );
}
}
static void
watchFolderChanged( 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 );
maybeAddTorrent( core, filename );
g_free( filename );
}
}
static void
scanWatchDir( TrCore * core )
{
const gboolean isEnabled = pref_flag_get( PREF_KEY_DIR_WATCH_ENABLED );
if( isEnabled )
{
const char * dirname = 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 );
maybeAddTorrent( core, filename );
g_free( filename );
}
g_dir_close( dir );
}
}
}
static void
updateWatchDir( TrCore * core )
{
const char * filename = pref_string_get( PREF_KEY_DIR_WATCH );
const gboolean isEnabled = pref_flag_get(
PREF_KEY_DIR_WATCH_ENABLED );
struct TrCorePrivate * p = TR_CORE( core )->priv;
if( p->monitor && ( !isEnabled || tr_strcmp( filename, p->monitor_path ) ) )
{
g_signal_handler_disconnect( p->monitor, p->monitor_tag );
g_free( p->monitor_path );
g_file_monitor_cancel( p->monitor );
g_object_unref( G_OBJECT( p->monitor ) );
p->monitor_path = NULL;
p->monitor = NULL;
p->monitor_tag = 0;
}
if( isEnabled && !p->monitor )
{
GFile * file = g_file_new_for_path( filename );
GFileMonitor * m = g_file_monitor_directory( file, 0, NULL, NULL );
scanWatchDir( core );
p->monitor = m;
p->monitor_path = g_strdup( filename );
p->monitor_tag = g_signal_connect( m, "changed",
G_CALLBACK(
watchFolderChanged ), core );
}
}
#endif
static void
prefsChanged( TrCore * core,
const char * key,
gpointer data UNUSED )
{
if( !strcmp( key, PREF_KEY_SORT_MODE )
|| !strcmp( key, PREF_KEY_SORT_REVERSED ) )
{
const char * mode = pref_string_get( PREF_KEY_SORT_MODE );
gboolean isReversed = pref_flag_get( PREF_KEY_SORT_REVERSED );
setSort( core, mode, isReversed );
}
else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_GLOBAL ) )
{
const uint16_t val = pref_int_get( key );
tr_sessionSetPeerLimit( tr_core_session( core ), val );
}
else if( !strcmp( key, TR_PREFS_KEY_PEER_LIMIT_TORRENT ) )
{
const uint16_t val = pref_int_get( key );
tr_sessionSetPeerLimitPerTorrent( tr_core_session( core ), val );
}
else if( !strcmp( key, PREF_KEY_INHIBIT_HIBERNATION ) )
{
maybeInhibitHibernation( core );
}
#ifdef HAVE_GIO
else if( !strcmp( key, PREF_KEY_DIR_WATCH )
|| !strcmp( key, PREF_KEY_DIR_WATCH_ENABLED ) )
{
updateWatchDir( core );
}
#endif
}
static void
tr_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_STRING, /* name */
G_TYPE_STRING, /* collated name */
TR_TORRENT_TYPE, /* TrTorrent object */
G_TYPE_POINTER, /* tr_torrent* */
G_TYPE_DOUBLE, /* tr_stat.pieceUploadSpeed */
G_TYPE_DOUBLE, /* tr_stat.pieceDownloadSpeed */
G_TYPE_INT }; /* tr_stat.status */
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->model = GTK_TREE_MODEL( store );
#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
tr_core_get_type( void )
{
static GType type = 0;
if( !type )
{
static const GTypeInfo info =
{
sizeof( TrCoreClass ),
NULL, /* base_init */
NULL, /* base_finalize */
tr_core_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof( TrCore ),
0, /* n_preallocs */
tr_core_init, /* instance_init */
NULL,
};
type = g_type_register_static( G_TYPE_OBJECT, "TrCore", &info, 0 );
}
return type;
}
/**
***
**/
TrCore *
tr_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 */
prefsChanged( core, PREF_KEY_SORT_MODE, NULL );
prefsChanged( core, PREF_KEY_SORT_REVERSED, NULL );
prefsChanged( core, PREF_KEY_DIR_WATCH_ENABLED, NULL );
prefsChanged( core, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, NULL );
prefsChanged( core, PREF_KEY_INHIBIT_HIBERNATION, NULL );
g_signal_connect( core, "prefs-changed", G_CALLBACK( prefsChanged ), NULL );
return core;
}
void
tr_core_close( TrCore * core )
{
tr_session * session = tr_core_session( core );
if( session )
{
core->priv->session = NULL;
pref_save( session );
tr_sessionClose( session );
}
}
GtkTreeModel *
tr_core_model( TrCore * core )
{
return isDisposed( core ) ? NULL : core->priv->model;
}
tr_session *
tr_core_session( TrCore * core )
{
return isDisposed( core ) ? NULL : core->priv->session;
}
static char*
doCollate( const char * in )
{
const char * end = in + strlen( in );
char * casefold;
char * ret;
while( in < end )
{
const gunichar ch = g_utf8_get_char( in );
if( !g_unichar_isalnum ( ch ) ) /* eat everything before the first alnum
*/
in += g_unichar_to_utf8( ch, NULL );
else
break;
}
if( in == end )
return g_strdup ( "" );
casefold = g_utf8_casefold( in, end - in );
ret = g_utf8_collate_key( casefold, -1 );
g_free( casefold );
return ret;
}
void
tr_core_add_torrent( TrCore * self,
TrTorrent * gtor,
gboolean doNotify )
{
const tr_info * inf = tr_torrent_info( gtor );
const tr_stat * st = tr_torrent_stat( gtor );
tr_torrent * tor = tr_torrent_handle( gtor );
char * collated = doCollate( inf->name );
GtkListStore * store = GTK_LIST_STORE( tr_core_model( self ) );
GtkTreeIter unused;
gtk_list_store_insert_with_values( store, &unused, 0,
MC_NAME, inf->name,
MC_NAME_COLLATED, collated,
MC_TORRENT, gtor,
MC_TORRENT_RAW, tor,
MC_SPEED_UP, st->pieceUploadSpeed,
MC_SPEED_DOWN, st->pieceDownloadSpeed,
MC_ACTIVITY, st->activity,
-1 );
if( doNotify )
tr_notify_added( inf->name );
/* cleanup */
g_object_unref( G_OBJECT( gtor ) );
g_free( collated );
}
int
tr_core_load( TrCore * self,
gboolean forcePaused )
{
int i;
int count = 0;
tr_torrent ** torrents;
tr_ctor * ctor;
ctor = tr_ctorNew( tr_core_session( self ) );
if( forcePaused )
tr_ctorSetPaused( ctor, TR_FORCE, TRUE );
tr_ctorSetPeerLimit( ctor, TR_FALLBACK,
pref_int_get( TR_PREFS_KEY_PEER_LIMIT_TORRENT ) );
torrents = tr_sessionLoadTorrents ( tr_core_session( self ), ctor, &count );
for( i = 0; i < count; ++i )
tr_core_add_torrent( self, tr_torrent_new_preexisting( torrents[i] ), FALSE );
tr_free( torrents );
tr_ctorFree( ctor );
return count;
}
static void
emitBlocklistUpdated( TrCore * core, int ruleCount )
{
g_signal_emit( core, TR_CORE_GET_CLASS( core )->blocklistSignal, 0, ruleCount );
}
static void
emitPortTested( TrCore * core, gboolean isOpen )
{
g_signal_emit( core, TR_CORE_GET_CLASS( core )->portSignal, 0, isOpen );
}
static void
tr_core_errsig( TrCore * core,
enum tr_core_err type,
const char * msg )
{
g_signal_emit( core, TR_CORE_GET_CLASS( core )->errsig, 0, type, msg );
}
static int
add_ctor( TrCore * core, tr_ctor * ctor, gboolean doPrompt, gboolean doNotify )
{
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 )
tr_core_errsig( core, err, inf.name );
tr_metainfoFree( &inf );
break;
default:
if( doPrompt )
g_signal_emit( core, TR_CORE_GET_CLASS( core )->promptsig, 0, ctor );
else {
tr_session * session = tr_core_session( core );
TrTorrent * gtor = tr_torrent_new_ctor( session, ctor, &err );
if( !err )
tr_core_add_torrent( core, gtor, doNotify );
}
tr_metainfoFree( &inf );
break;
}
return err;
}
void
tr_core_add_ctor( TrCore * core, tr_ctor * ctor )
{
const gboolean doStart = pref_flag_get( PREF_KEY_START );
const gboolean doPrompt = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
tr_core_apply_defaults( ctor );
add_ctor( core, ctor, doStart, doPrompt );
}
/* invoked remotely via dbus. */
gboolean
tr_core_add_metainfo( TrCore * core,
const char * payload,
gboolean * setme_handled,
GError ** gerr UNUSED )
{
tr_session * session = tr_core_session( core );
if( !session )
{
*setme_handled = FALSE;
}
else if( gtr_is_supported_url( payload ) || gtr_is_magnet_link( payload ) )
{
tr_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 = pref_flag_get( PREF_KEY_OPTIONS_PROMPT );
ctor = tr_ctorNew( session );
tr_core_apply_defaults( ctor );
file_contents = tr_base64_decode( payload, -1, &file_length );
tr_ctorSetMetainfo( ctor, (const uint8_t*)file_contents, file_length );
add_ctor( core, ctor, do_prompt, TRUE );
tr_free( file_contents );
tr_core_torrents_added( core );
*setme_handled = TRUE;
}
return TRUE;
}
/***
****
***/
struct url_dialog_data
{
TrCore * core;
tr_ctor * ctor;
GtkDialog * dialog;
};
static gboolean
onURLDoneIdle( gpointer vdata )
{
struct url_dialog_data * data = vdata;
tr_core_add_ctor( data->core, data->ctor );
g_free( data );
return FALSE;
}
static void
onURLDone( tr_session * session,
long response_code UNUSED,
const void * response,
size_t response_byte_count,
void * vdata )
{
struct url_dialog_data * data = vdata;
tr_ctor * ctor = tr_ctorNew( session );
/* FIME: error dialog */
if( tr_ctorSetMetainfo( ctor, response, response_byte_count ) )
{
tr_ctorFree( ctor );
g_free( data );
}
else /* move the work back to the gtk thread */
{
data->ctor = ctor;
gtr_idle_add( onURLDoneIdle, data );
}
}
void
tr_core_add_from_url( TrCore * core, const char * url )
{
tr_session * session = tr_core_session( core );
if( gtr_is_magnet_link( url ) || 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_ctorSetMagnet( ctor, url );
if( !err )
{
tr_session * session = tr_core_session( core );
TrTorrent * gtor = tr_torrent_new_ctor( session, ctor, &err );
if( !err )
tr_core_add_torrent( core, gtor, FALSE );
else
g_message( "tr_torrent_new_ctor err %d", err );
}
else
{
GtkWidget * w = gtk_message_dialog_new( NULL, 0,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"%s", _( "Unrecognized URL" ) );
gtk_message_dialog_format_secondary_text( GTK_MESSAGE_DIALOG( w ),
_( "Transmission doesn't know how to use \"%s\"" ), url );
g_signal_connect_swapped( w, "response",
G_CALLBACK( gtk_widget_destroy ), w );
gtk_widget_show( w );
tr_ctorFree( ctor );
}
g_free( tmp );
}
else
{
struct url_dialog_data * data = g_new( struct url_dialog_data, 1 );
data->core = core;
tr_webRun( session, url, NULL, onURLDone, data );
}
}
/***
****
***/
static void
add_filename( TrCore * core,
const char * filename,
gboolean doStart,
gboolean doPrompt,
gboolean doNotify )
{
tr_session * session = tr_core_session( core );
if( session == NULL )
return;
if( gtr_is_supported_url( filename ) || gtr_is_magnet_link( filename ) )
{
tr_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 );
tr_core_apply_defaults( ctor );
tr_ctorSetPaused( ctor, TR_FORCE, !doStart );
err = add_ctor( core, ctor, doPrompt, doNotify );
if( err == TR_PARSE_ERR )
tr_core_errsig( core, TR_PARSE_ERR, filename );
}
else if( gtr_is_hex_hashcode( filename ) )
{
tr_core_add_from_url( core, filename );
}
}
gboolean
tr_core_present_window( TrCore * core UNUSED,
gboolean * success,
GError ** err UNUSED )
{
action_activate( "present-main-window" );
*success = TRUE;
return TRUE;
}
void
tr_core_add_list( TrCore * core,
GSList * torrentFiles,
pref_flag_t start,
pref_flag_t prompt,
gboolean doNotify )
{
const gboolean doStart = pref_flag_eval( start, PREF_KEY_START );
const gboolean doPrompt = pref_flag_eval( prompt, PREF_KEY_OPTIONS_PROMPT );
GSList * l;
for( l = torrentFiles; l != NULL; l = l->next )
add_filename( core, l->data, doStart, doPrompt, doNotify );
tr_core_torrents_added( core );
freestrlist( torrentFiles );
}
void
tr_core_torrents_added( TrCore * self )
{
tr_core_update( self );
tr_core_errsig( self, TR_CORE_ERR_NO_MORE_TORRENTS, NULL );
}
static gboolean
findTorrentInModel( TrCore * core,
int id,
GtkTreeIter * setme )
{
int match = 0;
GtkTreeIter iter;
GtkTreeModel * model = tr_core_model( core );
if( gtk_tree_model_iter_children( model, &iter, NULL ) ) do
{
tr_torrent * tor;
gtk_tree_model_get( model, &iter, MC_TORRENT_RAW, &tor, -1 );
match = tr_torrentId( tor ) == id;
}
while( !match && gtk_tree_model_iter_next( model, &iter ) );
if( match )
*setme = iter;
return match;
}
void
tr_core_torrent_destroyed( TrCore * core,
int id )
{
GtkTreeIter iter;
if( findTorrentInModel( core, id, &iter ) )
{
TrTorrent * gtor;
GtkTreeModel * model = tr_core_model( core );
gtk_tree_model_get( model, &iter, MC_TORRENT, &gtor, -1 );
tr_torrent_clear( gtor );
gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
g_object_unref( G_OBJECT( gtor ) );
}
}
void
tr_core_remove_torrent( TrCore * core,
TrTorrent * gtor,
int deleteFiles )
{
const tr_torrent * tor = tr_torrent_handle( gtor );
if( tor )
{
int id = tr_torrentId( tor );
GtkTreeIter iter;
if( findTorrentInModel( core, id, &iter ) )
{
GtkTreeModel * model = tr_core_model( core );
/* remove from the gui */
gtk_list_store_remove( GTK_LIST_STORE( model ), &iter );
/* maybe delete the downloaded files */
if( deleteFiles )
tr_torrent_delete_files( gtor );
/* remove the torrent */
tr_torrent_set_remove_flag( gtor, TRUE );
g_object_unref( G_OBJECT( gtor ) );
}
}
}
/***
****
***/
static gboolean
update_foreach( GtkTreeModel * model,
GtkTreePath * path UNUSED,
GtkTreeIter * iter,
gpointer data UNUSED )
{
int oldActivity, newActivity;
double oldUpSpeed, newUpSpeed;
double oldDownSpeed, newDownSpeed;
const tr_stat * st;
TrTorrent * gtor;
/* get the old states */
gtk_tree_model_get( model, iter,
MC_TORRENT, &gtor,
MC_ACTIVITY, &oldActivity,
MC_SPEED_UP, &oldUpSpeed,
MC_SPEED_DOWN, &oldDownSpeed,
-1 );
/* get the new states */
st = tr_torrentStat( tr_torrent_handle( gtor ) );
newActivity = st->activity;
newUpSpeed = st->pieceUploadSpeed;
newDownSpeed = st->pieceDownloadSpeed;
/* updating the model triggers off resort/refresh,
so don't do it unless something's actually changed... */
if( ( newActivity != oldActivity ) ||
( (int)(newUpSpeed*10.0) != (int)(oldUpSpeed*10.0) ) ||
( (int)(newDownSpeed*10.0) != (int)(oldDownSpeed*10.0) ) )
{
gtk_list_store_set( GTK_LIST_STORE( model ), iter,
MC_ACTIVITY, newActivity,
MC_SPEED_UP, newUpSpeed,
MC_SPEED_DOWN, newDownSpeed,
-1 );
}
/* cleanup */
g_object_unref( gtor );
return FALSE;
}
void
tr_core_update( TrCore * self )
{
int column;
GtkSortType order;
GtkTreeSortable * sortable;
GtkTreeModel * model = tr_core_model( self );
/* pause sorting */
sortable = GTK_TREE_SORTABLE( model );
gtk_tree_sortable_get_sort_column_id( sortable, &column, &order );
gtk_tree_sortable_set_sort_column_id(
sortable, GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID, order );
/* refresh the model */
gtk_tree_model_foreach( model, update_foreach, NULL );
/* resume sorting */
gtk_tree_sortable_set_sort_column_id( sortable, column, order );
/* maybe inhibit hibernation */
maybeInhibitHibernation( self );
}
void
tr_core_quit( TrCore * core )
{
g_signal_emit( core, TR_CORE_GET_CLASS( core )->quitsig, 0 );
}
/**
*** Hibernate
**/
#ifdef HAVE_DBUS_GLIB
static DBusGProxy*
get_hibernation_inhibit_proxy( void )
{
DBusGConnection * conn;
GError * error = NULL;
const char * name = "org.gnome.SessionManager";
const char * path = "/org/gnome/SessionManager";
const char * interface = "org.gnome.SessionManager";
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
tr_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
maybeInhibitHibernation( TrCore * core )
{
gboolean inhibit = pref_flag_get( PREF_KEY_INHIBIT_HIBERNATION );
/* always allow hibernation when all the torrents are paused */
if( inhibit ) {
tr_session * session = tr_core_session( core );
if( tr_sessionGetActiveTorrentCount( session ) == 0 )
inhibit = FALSE;
}
tr_core_set_hibernation_allowed( core, !inhibit );
}
/**
*** Prefs
**/
static void
commitPrefsChange( TrCore * core,
const char * key )
{
g_signal_emit( core, TR_CORE_GET_CLASS( core )->prefsig, 0, key );
pref_save( tr_core_session( core ) );
}
void
tr_core_set_pref( TrCore * self,
const char * key,
const char * newval )
{
const char * oldval = pref_string_get( key );
if( tr_strcmp( oldval, newval ) )
{
pref_string_set( key, newval );
commitPrefsChange( self, key );
}
}
void
tr_core_set_pref_bool( TrCore * self,
const char * key,
gboolean newval )
{
const gboolean oldval = pref_flag_get( key );
if( oldval != newval )
{
pref_flag_set( key, newval );
commitPrefsChange( self, key );
}
}
void
tr_core_set_pref_int( TrCore * self,
const char * key,
int newval )
{
const int oldval = pref_int_get( key );
if( oldval != newval )
{
pref_int_set( key, newval );
commitPrefsChange( self, key );
}
}
void
tr_core_set_pref_double( TrCore * self,
const char * key,
double newval )
{
const double oldval = pref_double_get( key );
if( oldval != newval )
{
pref_double_set( key, newval );
commitPrefsChange( 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 * responseFunc;
gpointer responseFuncUserData;
};
static GHashTable * pendingRequests = NULL;
static gboolean
readResponseIdle( void * vresponse )
{
GByteArray * response;
tr_benc top;
int64_t intVal;
int tag;
struct pending_request_data * data;
response = vresponse;
tr_jsonParse( NULL, response->data, response->len, &top, NULL );
tr_bencDictFindInt( &top, "tag", &intVal );
tag = (int)intVal;
data = g_hash_table_lookup( pendingRequests, &tag );
if( data && data->responseFunc )
(*data->responseFunc)(data->core, &top, data->responseFuncUserData );
tr_bencFree( &top );
g_hash_table_remove( pendingRequests, &tag );
g_byte_array_free( response, TRUE );
return FALSE;
}
static void
readResponse( tr_session * session UNUSED,
const char * response,
size_t response_len,
void * unused UNUSED )
{
GByteArray * bytes = g_byte_array_new( );
#ifdef DEBUG_RPC
g_message( "response: [%*.*s]", (int)response_len, (int)response_len, response );
#endif
g_byte_array_append( bytes, (const uint8_t*)response, response_len );
gtr_idle_add( readResponseIdle, bytes );
}
static void
sendRequest( TrCore * core, const char * json, int tag,
server_response_func * responseFunc, void * responseFuncUserData )
{
tr_session * session = tr_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->responseFunc = responseFunc;
data->responseFuncUserData = responseFuncUserData;
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 ), readResponse, GINT_TO_POINTER(tag) );
}
}
/***
**** Sending a test-port request via RPC
***/
static void
portTestResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
{
tr_benc * args;
tr_bool isOpen = FALSE;
if( tr_bencDictFindDict( response, "arguments", &args ) )
tr_bencDictFindBool( args, "port-is-open", &isOpen );
emitPortTested( core, isOpen );
}
void
tr_core_port_test( TrCore * core )
{
char buf[128];
const int tag = nextTag++;
g_snprintf( buf, sizeof( buf ), "{ \"method\": \"port-test\", \"tag\": %d }", tag );
sendRequest( core, buf, tag, portTestResponseFunc, NULL );
}
/***
**** Updating a blocklist via RPC
***/
static void
blocklistResponseFunc( TrCore * core, tr_benc * response, gpointer userData UNUSED )
{
tr_benc * args;
int64_t ruleCount = 0;
if( tr_bencDictFindDict( response, "arguments", &args ) )
tr_bencDictFindInt( args, "blocklist-size", &ruleCount );
if( ruleCount > 0 )
pref_int_set( "blocklist-date", time( NULL ) );
emitBlocklistUpdated( core, ruleCount );
}
void
tr_core_blocklist_update( TrCore * core )
{
char buf[128];
const int tag = nextTag++;
g_snprintf( buf, sizeof( buf ), "{ \"method\": \"blocklist-update\", \"tag\": %d }", tag );
sendRequest( core, buf, tag, blocklistResponseFunc, NULL );
}
/***
****
***/
void
tr_core_exec_json( TrCore * core, const char * json )
{
const int tag = nextTag++;
sendRequest( core, json, tag, NULL, NULL );
}
void
tr_core_exec( TrCore * core, const tr_benc * top )
{
char * json = tr_bencToStr( top, TR_FMT_JSON_LEAN, NULL );
tr_core_exec_json( core, json );
tr_free( json );
}