1 /*****************************************************************************
2 * loadsave.c : Playlist loading / saving functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 VLC authors and VideoLAN
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU Lesser General Public License as published by
11 * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this program; if not, write to the Free Software Foundation,
21 * 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 ), "playlist export" );
50 msg_Dbg( p_export, "saving %s to file %s",
51 p_export_root->p_input->psz_name, psz_filename );
53 int ret = VLC_EGENERIC;
55 /* Prepare the playlist_export_t structure */
56 p_export->p_root = p_export_root;
57 p_export->psz_filename = psz_filename;
58 p_export->p_file = vlc_fopen( psz_filename, "wt" );
59 if( p_export->p_file == NULL )
60 msg_Err( p_export, "could not create playlist file %s (%m)",
66 /* And call the module ! All work is done now */
67 playlist_Lock( p_playlist );
68 p_module = module_need( p_export, "playlist export", psz_type, true );
69 playlist_Unlock( p_playlist );
71 if( p_module == NULL )
72 msg_Err( p_playlist, "could not export playlist" );
75 module_unneed( p_export, p_module );
78 fclose( p_export->p_file );
80 vlc_object_release( p_export );
84 int playlist_Import( playlist_t *p_playlist, const char *psz_file )
86 input_item_t *p_input;
87 const char *const psz_option = "meta-file";
88 char *psz_uri = make_URI( psz_file, NULL );
93 p_input = input_item_NewExt( psz_uri, psz_file,
94 1, &psz_option, VLC_INPUT_OPTION_TRUSTED, -1 );
97 playlist_AddInput( p_playlist, p_input, PLAYLIST_APPEND, PLAYLIST_END,
99 return input_Read( p_playlist, p_input );
102 /*****************************************************************************
103 * A subitem has been added to the Media Library (Event Callback)
104 *****************************************************************************/
105 static void input_item_subitem_tree_added( const vlc_event_t * p_event,
108 playlist_t *p_playlist = user_data;
109 input_item_node_t *p_root =
110 p_event->u.input_item_subitem_tree_added.p_root;
113 playlist_InsertInputItemTree ( p_playlist, p_playlist->p_media_library,
118 int playlist_MLLoad( playlist_t *p_playlist )
120 input_item_t *p_input;
122 char *psz_datadir = config_GetUserDir( VLC_DATA_DIR );
123 if( !psz_datadir ) /* XXX: This should never happen */
125 msg_Err( p_playlist, "no data directory, cannot load media library") ;
130 if( asprintf( &psz_file, "%s" DIR_SEP "ml.xspf", psz_datadir ) == -1 )
133 if( psz_file == NULL )
136 /* loosy check for media library file */
138 if( vlc_stat( psz_file, &st ) )
144 char *psz_uri = make_URI( psz_file, "file/xspf-open" );
146 if( psz_uri == NULL )
149 const char *const options[1] = { "meta-file", };
150 /* that option has to be cleaned in input_item_subitem_tree_added() */
151 /* vlc_gc_decref() in the same function */
152 p_input = input_item_NewExt( psz_uri, _("Media Library"),
153 1, options, VLC_INPUT_OPTION_TRUSTED, -1 );
155 if( p_input == NULL )
159 if( p_playlist->p_media_library->p_input )
160 vlc_gc_decref( p_playlist->p_media_library->p_input );
162 p_playlist->p_media_library->p_input = p_input;
164 vlc_event_attach( &p_input->event_manager, vlc_InputItemSubItemTreeAdded,
165 input_item_subitem_tree_added, p_playlist );
167 pl_priv(p_playlist)->b_doing_ml = true;
170 input_Read( p_playlist, p_input );
173 pl_priv(p_playlist)->b_doing_ml = false;
176 vlc_event_detach( &p_input->event_manager, vlc_InputItemSubItemTreeAdded,
177 input_item_subitem_tree_added, p_playlist );
182 int playlist_MLDump( playlist_t *p_playlist )
186 psz_datadir = config_GetUserDir( VLC_DATA_DIR );
188 if( !psz_datadir ) /* XXX: This should never happen */
190 msg_Err( p_playlist, "no data directory, cannot save media library") ;
194 char psz_dirname[ strlen( psz_datadir ) + sizeof( DIR_SEP "ml.xspf")];
195 strcpy( psz_dirname, psz_datadir );
197 if( config_CreateDir( (vlc_object_t *)p_playlist, psz_dirname ) )
202 strcat( psz_dirname, DIR_SEP "ml.xspf" );
204 playlist_Export( p_playlist, psz_dirname, p_playlist->p_media_library,