1 /*****************************************************************************
2 * loadsave.c : Playlist loading / saving functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
27 #include <vlc_common.h>
28 #include <vlc_playlist.h>
29 #include <vlc_events.h>
30 #include "playlist_internal.h"
31 #include "config/configuration.h"
34 #include <vlc_modules.h>
36 #include <sys/types.h>
40 int playlist_Export( playlist_t * p_playlist, const char *psz_filename,
41 playlist_item_t *p_export_root, const char *psz_type )
43 if( p_export_root == NULL ) return VLC_EGENERIC;
45 playlist_export_t *p_export =
46 vlc_custom_create( p_playlist, sizeof( *p_export ), VLC_OBJECT_GENERIC,
51 vlc_object_attach( p_export, p_playlist );
52 msg_Dbg( p_export, "saving %s to file %s",
53 p_export_root->p_input->psz_name, psz_filename );
55 int ret = VLC_EGENERIC;
57 /* Prepare the playlist_export_t structure */
58 p_export->p_root = p_export_root;
59 p_export->psz_filename = psz_filename;
60 p_export->p_file = vlc_fopen( psz_filename, "wt" );
61 if( p_export->p_file == NULL )
62 msg_Err( p_export, "could not create playlist file %s (%m)",
68 /* And call the module ! All work is done now */
69 playlist_Lock( p_playlist );
70 p_module = module_need( p_export, "playlist export", psz_type, true );
71 playlist_Unlock( p_playlist );
73 if( p_module == NULL )
74 msg_Err( p_playlist, "could not export playlist" );
77 module_unneed( p_export, p_module );
80 fclose( p_export->p_file );
82 vlc_object_release( p_export );
86 int playlist_Import( playlist_t *p_playlist, const char *psz_file )
88 input_item_t *p_input;
89 const char *const psz_option = "meta-file";
90 char *psz_uri = make_URI( psz_file, NULL );
95 p_input = input_item_NewExt( p_playlist, psz_uri, psz_file,
96 1, &psz_option, VLC_INPUT_OPTION_TRUSTED, -1 );
99 playlist_AddInput( p_playlist, p_input, PLAYLIST_APPEND, PLAYLIST_END,
101 return input_Read( p_playlist, p_input );
104 /*****************************************************************************
105 * A subitem has been added to the Media Library (Event Callback)
106 *****************************************************************************/
107 static void input_item_subitem_tree_added( const vlc_event_t * p_event,
110 playlist_t *p_playlist = user_data;
111 input_item_node_t *p_root =
112 p_event->u.input_item_subitem_tree_added.p_root;
115 playlist_InsertInputItemTree ( p_playlist, p_playlist->p_media_library,
120 int playlist_MLLoad( playlist_t *p_playlist )
122 input_item_t *p_input;
124 char *psz_datadir = config_GetUserDir( VLC_DATA_DIR );
125 if( !psz_datadir ) /* XXX: This should never happen */
127 msg_Err( p_playlist, "no data directory, cannot load media library") ;
132 if( asprintf( &psz_file, "%s" DIR_SEP "ml.xspf", psz_datadir ) == -1 )
135 if( psz_file == NULL )
138 /* loosy check for media library file */
140 if( vlc_stat( psz_file, &st ) )
146 char *psz_uri = make_URI( psz_file, "file/xspf-open" );
148 if( psz_uri == NULL )
151 const char *const options[1] = { "meta-file", };
152 /* that option has to be cleaned in input_item_subitem_tree_added() */
153 /* vlc_gc_decref() in the same function */
154 p_input = input_item_NewExt( p_playlist, psz_uri, _("Media Library"),
155 1, options, VLC_INPUT_OPTION_TRUSTED, -1 );
157 if( p_input == NULL )
161 if( p_playlist->p_media_library->p_input )
162 vlc_gc_decref( p_playlist->p_media_library->p_input );
164 p_playlist->p_media_library->p_input = p_input;
166 vlc_event_attach( &p_input->event_manager, vlc_InputItemSubItemTreeAdded,
167 input_item_subitem_tree_added, p_playlist );
169 pl_priv(p_playlist)->b_doing_ml = true;
172 stats_TimerStart( p_playlist, "ML Load", STATS_TIMER_ML_LOAD );
173 input_Read( p_playlist, p_input );
174 stats_TimerStop( p_playlist,STATS_TIMER_ML_LOAD );
177 pl_priv(p_playlist)->b_doing_ml = false;
180 vlc_event_detach( &p_input->event_manager, vlc_InputItemSubItemTreeAdded,
181 input_item_subitem_tree_added, p_playlist );
186 int playlist_MLDump( playlist_t *p_playlist )
190 psz_datadir = config_GetUserDir( VLC_DATA_DIR );
192 if( !psz_datadir ) /* XXX: This should never happen */
194 msg_Err( p_playlist, "no data directory, cannot save media library") ;
198 char psz_dirname[ strlen( psz_datadir ) + sizeof( DIR_SEP "ml.xspf")];
199 strcpy( psz_dirname, psz_datadir );
201 if( config_CreateDir( (vlc_object_t *)p_playlist, psz_dirname ) )
206 strcat( psz_dirname, DIR_SEP "ml.xspf" );
208 stats_TimerStart( p_playlist, "ML Dump", STATS_TIMER_ML_DUMP );
209 playlist_Export( p_playlist, psz_dirname, p_playlist->p_media_library,
211 stats_TimerStop( p_playlist, STATS_TIMER_ML_DUMP );