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transmission/gtk/tr-torrent.c

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/******************************************************************************
* $Id$
*
* Copyright (c) 2006-2008 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>
#include <unistd.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include <libtransmission/transmission.h>
#include "tr-prefs.h"
#include "tr-torrent.h"
#include "conf.h"
#include "notify.h"
#include "util.h"
struct TrTorrentPrivate
{
tr_torrent * handle;
gboolean do_delete;
gboolean seeding_cap_enabled;
gdouble seeding_cap; /* ratio to stop seeding at */
};
static void
tr_torrent_init(GTypeInstance *instance, gpointer g_class UNUSED )
{
TrTorrent * self = TR_TORRENT( instance );
struct TrTorrentPrivate * p;
p = self->priv = G_TYPE_INSTANCE_GET_PRIVATE( self,
TR_TORRENT_TYPE,
struct TrTorrentPrivate );
p->handle = NULL;
p->seeding_cap = 2.0;
#ifdef REFDBG
g_message( "torrent %p init", self );
#endif
}
static int
isDisposed( const TrTorrent * self )
{
return !self || !self->priv;
}
static void
tr_torrent_dispose( GObject * o )
{
GObjectClass * parent;
TrTorrent * self = TR_TORRENT( o );
if( !isDisposed( self ) )
{
if( self->priv->handle )
{
if( self->priv->do_delete )
tr_torrentDelete( self->priv->handle );
else
tr_torrentClose( self->priv->handle );
}
self->priv = NULL;
}
parent = g_type_class_peek(g_type_parent(TR_TORRENT_TYPE));
parent->dispose( o );
}
static void
tr_torrent_class_init( gpointer g_class, gpointer g_class_data UNUSED )
{
GObjectClass *gobject_class = G_OBJECT_CLASS(g_class);
gobject_class->dispose = tr_torrent_dispose;
g_type_class_add_private( g_class, sizeof( struct TrTorrentPrivate ) );
}
GType
tr_torrent_get_type( void )
{
static GType type = 0;
if( !type )
{
static const GTypeInfo info = {
sizeof (TrTorrentClass),
NULL, /* base_init */
NULL, /* base_finalize */
tr_torrent_class_init, /* class_init */
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (TrTorrent),
0, /* n_preallocs */
tr_torrent_init, /* instance_init */
NULL,
};
type = g_type_register_static(G_TYPE_OBJECT, "TrTorrent", &info, 0);
}
return type;
}
tr_torrent *
tr_torrent_handle(TrTorrent *tor)
{
g_assert( TR_IS_TORRENT(tor) );
return isDisposed( tor ) ? NULL : tor->priv->handle;
}
const tr_stat *
tr_torrent_stat(TrTorrent *tor)
{
tr_torrent * handle = tr_torrent_handle( tor );
return handle ? tr_torrentStatCached( handle ) : NULL;
}
const tr_info *
tr_torrent_info( TrTorrent * tor )
{
tr_torrent * handle = tr_torrent_handle( tor );
return handle ? tr_torrentInfo( handle ) : NULL;
}
void
tr_torrent_start( TrTorrent * self )
{
tr_torrent * handle = tr_torrent_handle( self );
if( handle )
tr_torrentStart( handle );
}
void
tr_torrent_stop( TrTorrent * self )
{
tr_torrent * handle = tr_torrent_handle( self );
if( handle )
tr_torrentStop( handle );
}
static gboolean
notifyInMainThread( gpointer user_data )
{
if( pref_flag_get( PREF_KEY_NOTIFY ) )
tr_notify_send( TR_TORRENT( user_data ) );
return FALSE;
}
static void
statusChangedCallback( tr_torrent * tor UNUSED,
cp_status_t status,
void * user_data )
{
if( status == TR_CP_COMPLETE )
g_idle_add( notifyInMainThread, user_data );
}
static TrTorrent *
maketorrent( tr_torrent * handle )
{
TrTorrent * tor = g_object_new( TR_TORRENT_TYPE, NULL );
tor->priv->handle = handle;
tr_torrentSetStatusCallback( handle, statusChangedCallback, tor );
return tor;
}
TrTorrent*
tr_torrent_new_preexisting( tr_torrent * tor )
{
return maketorrent( tor );
}
TrTorrent *
tr_torrent_new_ctor( tr_handle * handle,
tr_ctor * ctor,
char ** err )
{
tr_torrent * tor;
int errcode;
errcode = -1;
*err = NULL;
tor = tr_torrentNew( handle, ctor, &errcode );
if( !tor )
{
const char * filename = tr_ctorGetSourceFile( ctor );
if( !filename )
filename = "(null)";
switch( errcode )
{
case TR_EINVALID:
*err = g_strdup_printf( _("%s: not a valid torrent file"), filename );
break;
case TR_EDUPLICATE:
*err = g_strdup_printf( _("%s: torrent is already open"), filename );
break;
default:
*err = g_strdup( filename );
break;
}
return NULL;
}
return maketorrent( tor );
}
void
tr_torrent_check_seeding_cap ( TrTorrent *gtor)
{
const tr_stat * st = tr_torrent_stat( gtor );
if ((gtor->priv->seeding_cap_enabled) && (st->ratio >= gtor->priv->seeding_cap))
tr_torrent_stop (gtor);
}
void
tr_torrent_set_seeding_cap_ratio ( TrTorrent *gtor, gdouble ratio )
{
gtor->priv->seeding_cap = ratio;
tr_torrent_check_seeding_cap (gtor);
}
void
tr_torrent_set_seeding_cap_enabled ( TrTorrent *gtor, gboolean b )
{
if ((gtor->priv->seeding_cap_enabled = b))
tr_torrent_check_seeding_cap (gtor);
}
char *
tr_torrent_status_str ( TrTorrent * gtor )
{
char * top = 0;
const tr_stat * st = tr_torrent_stat( gtor );
const int tpeers = MAX (st->peersConnected, 0);
const int upeers = MAX (st->peersGettingFromUs, 0);
const int eta = st->eta;
double prog = st->percentDone * 100.0; /* [0...100] */
switch( st->status )
{
case TR_STATUS_CHECK_WAIT:
prog = st->recheckProgress * 100.0; /* [0...100] */
top = g_strdup_printf( _("Waiting to verify local data (%.1f%% tested)"), prog );
break;
case TR_STATUS_CHECK:
prog = st->recheckProgress * 100.0; /* [0...100] */
top = g_strdup_printf( _("Verifying local data (%.1f%% tested)"), prog );
break;
case TR_STATUS_DOWNLOAD:
if( eta < 0 )
top = g_strdup_printf( _("Stalled (%.1f%%)"), prog );
else {
char timestr[128];
tr_strltime( timestr, eta, sizeof( timestr ) );
top = g_strdup_printf( _("%s remaining (%.1f%%)"), timestr, prog );
}
break;
case TR_STATUS_DONE:
top = g_strdup_printf(
ngettext( "Uploading to %d of %d peer",
"Uploading to %d of %d peers", tpeers ),
upeers, tpeers );
break;
case TR_STATUS_SEED:
top = g_strdup_printf(
ngettext( "Seeding to %d of %d peer",
"Seeding to %d of %d peers", tpeers ),
upeers, tpeers );
break;
case TR_STATUS_STOPPED:
top = g_strdup_printf( _("Stopped (%.1f%%)"), prog );
break;
default:
top = g_strdup_printf( _("Unrecognized state: %d"), st->status );
break;
}
return top;
}
void
tr_torrent_set_delete_flag( TrTorrent * gtor, gboolean do_delete )
{
if( !isDisposed( gtor ) )
gtor->priv->do_delete = do_delete;
}
void
tr_torrent_delete_files( TrTorrent * gtor )
{
int i;
const tr_info * info = tr_torrent_info( gtor );
const char * stop = tr_torrentGetFolder( tr_torrent_handle( gtor ) );
for( i=0; info && i<info->fileCount; ++i )
{
char * file = g_build_filename( stop, info->files[i].name, NULL );
while( strcmp( stop, file ) && strlen(stop) < strlen(file) )
{
char * swap = g_path_get_dirname( file );
g_unlink( file );
g_free( file );
file = swap;
}
g_free( file );
}
}
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