mirror of
https://code.videolan.org/videolan/vlc
synced 2024-09-28 23:09:59 +02:00
359 lines
11 KiB
C
359 lines
11 KiB
C
/*****************************************************************************
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* mediadirs.c: Picture/Music/Video user directories as service discoveries
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*****************************************************************************
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* Copyright (C) 2009 the VideoLAN team
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* $Id$
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*
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* Authors: Erwan Tulou <erwan10 aT videolan DoT org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/*****************************************************************************
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* Includes
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*****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <sys/stat.h>
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#include <vlc_common.h>
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#include <vlc_plugin.h>
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#include <vlc_url.h>
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#include <vlc_fs.h>
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#include <vlc_services_discovery.h>
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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enum type_e { Video = 0, Audio = 1, Picture = 2, Unknown = 3 };
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static int Open( vlc_object_t *, enum type_e );
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static void Close( vlc_object_t * );
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/* Main functions */
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#define OPEN_MODULE( type ) \
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static int Open##type( vlc_object_t *p_this ) \
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{ \
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msg_Dbg( p_this, "Starting " #type ); \
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return Open( p_this, type ); \
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}
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OPEN_MODULE( Video )
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OPEN_MODULE( Audio )
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OPEN_MODULE( Picture )
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#undef OPEN_MODULE
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static int vlc_sd_probe_Open( vlc_object_t * );
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vlc_module_begin ()
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set_category( CAT_PLAYLIST )
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set_subcategory( SUBCAT_PLAYLIST_SD )
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set_shortname( N_("Video") )
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set_description( N_("My Videos") )
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set_capability( "services_discovery", 0 )
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set_callbacks( OpenVideo, Close )
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add_shortcut( "video_dir" )
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add_submodule ()
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set_shortname( N_("Audio") )
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set_description( N_("My Music") )
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set_capability( "services_discovery", 0 )
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set_callbacks( OpenAudio, Close )
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add_shortcut( "audio_dir" )
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add_submodule ()
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set_shortname( N_("Picture") )
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set_description( N_("My Pictures") )
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set_capability( "services_discovery", 0 )
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set_callbacks( OpenPicture, Close )
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add_shortcut( "picture_dir" )
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VLC_SD_PROBE_SUBMODULE
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vlc_module_end ()
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/*****************************************************************************
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* Local prototypes
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*****************************************************************************/
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static void* Run( void* );
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static void input_item_subitem_added( const vlc_event_t*, void* );
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static int onNewFileAdded( vlc_object_t*, char const *,
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vlc_value_t, vlc_value_t, void *);
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static enum type_e fileType( services_discovery_t *p_sd, const char* psz_file );
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static void formatSnapshotItem( input_item_t* );
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struct services_discovery_sys_t
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{
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vlc_thread_t thread;
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enum type_e i_type;
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char* psz_dir[2];
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const char* psz_var;
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};
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/*****************************************************************************
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* Open: initialize module
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*****************************************************************************/
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static int Open( vlc_object_t *p_this, enum type_e i_type )
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{
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services_discovery_t *p_sd = ( services_discovery_t* )p_this;
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services_discovery_sys_t *p_sys;
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p_sd->p_sys = p_sys = calloc( 1, sizeof( *p_sys) );
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if( !p_sys )
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return VLC_ENOMEM;
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p_sys->i_type = i_type;
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if( p_sys->i_type == Video )
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{
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p_sys->psz_dir[0] = config_GetUserDir( VLC_VIDEOS_DIR );
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p_sys->psz_dir[1] = var_CreateGetString( p_sd, "input-record-path" );
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p_sys->psz_var = "record-file";
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}
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else if( p_sys->i_type == Audio )
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{
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p_sys->psz_dir[0] = config_GetUserDir( VLC_MUSIC_DIR );
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p_sys->psz_dir[1] = var_CreateGetString( p_sd, "input-record-path" );
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p_sys->psz_var = "record-file";
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}
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else if( p_sys->i_type == Picture )
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{
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p_sys->psz_dir[0] = config_GetUserDir( VLC_PICTURES_DIR );
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p_sys->psz_dir[1] = var_CreateGetString( p_sd, "snapshot-path" );
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p_sys->psz_var = "snapshot-file";
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}
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else
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{
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free( p_sys );
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return VLC_EGENERIC;
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}
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var_AddCallback( p_sd->p_libvlc, p_sys->psz_var, onNewFileAdded, p_sd );
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if( vlc_clone( &p_sys->thread, Run, p_sd, VLC_THREAD_PRIORITY_LOW ) )
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{
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var_DelCallback( p_sd->p_libvlc, p_sys->psz_var, onNewFileAdded, p_sd );
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free( p_sys->psz_dir[1] );
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free( p_sys->psz_dir[0] );
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free( p_sys );
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return VLC_EGENERIC;
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}
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* Run:
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*****************************************************************************/
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static void *Run( void *data )
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{
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services_discovery_t *p_sd = data;
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services_discovery_sys_t *p_sys = p_sd->p_sys;
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int canc = vlc_savecancel();
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int num_dir = sizeof( p_sys->psz_dir ) / sizeof( p_sys->psz_dir[0] );
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for( int i = 0; i < num_dir; i++ )
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{
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char* psz_dir = p_sys->psz_dir[i];
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/* make sure the directory exists */
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struct stat st;
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if( psz_dir == NULL ||
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vlc_stat( psz_dir, &st ) ||
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!S_ISDIR( st.st_mode ) )
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continue;
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char* psz_uri = vlc_path2uri( psz_dir, "file" );
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input_item_t* p_root = input_item_New( psz_uri, NULL );
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if( p_sys->i_type == Picture )
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input_item_AddOption( p_root, "ignore-filetypes=ini,db,lnk,txt",
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VLC_INPUT_OPTION_TRUSTED );
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input_item_AddOption( p_root, "recursive=collapse",
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VLC_INPUT_OPTION_TRUSTED );
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vlc_event_manager_t *p_em = &p_root->event_manager;
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vlc_event_attach( p_em, vlc_InputItemSubItemAdded,
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input_item_subitem_added, p_sd );
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input_Read( p_sd, p_root );
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vlc_event_detach( p_em, vlc_InputItemSubItemAdded,
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input_item_subitem_added, p_sd );
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vlc_gc_decref( p_root );
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free( psz_uri );
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}
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vlc_restorecancel(canc);
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return NULL;
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}
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/*****************************************************************************
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* Close:
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*****************************************************************************/
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static void Close( vlc_object_t *p_this )
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{
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services_discovery_t *p_sd = (services_discovery_t *)p_this;
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services_discovery_sys_t *p_sys = p_sd->p_sys;
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vlc_cancel( p_sys->thread );
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vlc_join( p_sys->thread, NULL );
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var_DelCallback( p_sd->p_libvlc, p_sys->psz_var, onNewFileAdded, p_sd );
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free( p_sys->psz_dir[1] );
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free( p_sys->psz_dir[0] );
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free( p_sys );
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}
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/*****************************************************************************
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* Callbacks and helper functions
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*****************************************************************************/
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static void input_item_subitem_added( const vlc_event_t * p_event,
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void * user_data )
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{
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services_discovery_t *p_sd = user_data;
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services_discovery_sys_t *p_sys = p_sd->p_sys;
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/* retrieve new item */
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input_item_t *p_item = p_event->u.input_item_subitem_added.p_new_child;
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if( p_sys->i_type == Picture )
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formatSnapshotItem( p_item );
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services_discovery_AddItem( p_sd, p_item, NULL );
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}
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static int onNewFileAdded( vlc_object_t *p_this, char const *psz_var,
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vlc_value_t oldval, vlc_value_t newval, void *p_data )
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{
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(void)p_this;
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services_discovery_t *p_sd = p_data;
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services_discovery_sys_t *p_sys = p_sd->p_sys;
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(void)psz_var; (void)oldval;
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char* psz_file = newval.psz_string;
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if( !psz_file || !*psz_file )
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return VLC_EGENERIC;
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char* psz_uri = vlc_path2uri( psz_file, "file" );
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input_item_t* p_item = input_item_New( psz_uri, NULL );
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if( p_sys->i_type == Picture )
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{
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if( fileType( p_sd, psz_file ) == Picture )
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{
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formatSnapshotItem( p_item );
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services_discovery_AddItem( p_sd, p_item, NULL );
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msg_Dbg( p_sd, "New snapshot added : %s", psz_file );
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}
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}
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else if( p_sys->i_type == Audio )
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{
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if( fileType( p_sd, psz_file ) == Audio )
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{
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services_discovery_AddItem( p_sd, p_item, NULL );
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msg_Dbg( p_sd, "New recorded audio added : %s", psz_file );
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}
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}
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else if( p_sys->i_type == Video )
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{
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if( fileType( p_sd, psz_file ) == Video ||
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fileType( p_sd, psz_file ) == Unknown )
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{
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services_discovery_AddItem( p_sd, p_item, NULL );
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msg_Dbg( p_sd, "New recorded video added : %s", psz_file );
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}
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}
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vlc_gc_decref( p_item );
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free( psz_uri );
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return VLC_SUCCESS;
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}
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void formatSnapshotItem( input_item_t *p_item )
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{
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if( !p_item )
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return;
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char* psz_uri = input_item_GetURI( p_item );
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/* copy the snapshot mrl as a ArtURL */
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if( psz_uri )
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input_item_SetArtURL( p_item, psz_uri );
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free( psz_uri );
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}
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enum type_e fileType( services_discovery_t *p_sd, const char* psz_file )
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{
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services_discovery_sys_t *p_sys = p_sd->p_sys;
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enum type_e i_ret = Unknown;
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char* psz_dir = strdup( psz_file );
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char* psz_tmp = strrchr( psz_dir, DIR_SEP_CHAR );
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if( psz_tmp )
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*psz_tmp = '\0';
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int num_dir = sizeof( p_sys->psz_dir ) / sizeof( p_sys->psz_dir[0] );
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for( int i = 0; i < num_dir; i++ )
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{
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char* psz_known_dir = p_sys->psz_dir[i];
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if( psz_known_dir && !strcmp( psz_dir, psz_known_dir ) )
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i_ret = p_sys->i_type;
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}
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free( psz_dir );
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return i_ret;
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}
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static int vlc_sd_probe_Open( vlc_object_t *obj )
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{
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vlc_probe_t *probe = (vlc_probe_t *)obj;
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vlc_sd_probe_Add( probe, "video_dir{longname=\"My Videos\"}",
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N_("My Videos"), SD_CAT_MYCOMPUTER );
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vlc_sd_probe_Add( probe, "audio_dir{longname=\"My Music\"}",
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N_("My Music"), SD_CAT_MYCOMPUTER );
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vlc_sd_probe_Add( probe, "picture_dir{longname=\"My Pictures\"}",
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N_("My Pictures"), SD_CAT_MYCOMPUTER );
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return VLC_PROBE_CONTINUE;
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}
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