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 *****************************************************************************/
23 #include <stdlib.h> /* free(), strtol() */
24 #include <stdio.h> /* sprintf() */
25 #include <string.h> /* strerror() */
31 #include <vlc/input.h>
33 #include "vlc_playlist.h"
36 #define PLAYLIST_FILE_HEADER "# vlc playlist file version 0.5"
39 * Import a playlist file at a given point of a given view
40 * \param p_playlist the playlist to which the new items will be added
41 * \param psz_filename the name of the playlistfile to import
42 * \return VLC_SUCCESS on success
44 int playlist_Import( playlist_t * p_playlist, const char *psz_filename,
45 playlist_item_t *p_root, vlc_bool_t b_only_there )
47 char *psz_uri, *psz_opt;
48 input_item_t *p_input;
50 asprintf( &psz_uri, "file/playlist://%s", psz_filename );
51 p_input = input_ItemNewExt( p_playlist, psz_uri, "playlist", 0, NULL, -1 );
54 asprintf( &psz_opt, "parent-item=%i", p_root->i_id );
55 vlc_input_item_AddOption( p_input, psz_opt );
58 if( p_root == p_playlist->p_ml_category )
59 p_input->i_id = p_playlist->p_ml_category->p_input->i_id;
60 input_Read( p_playlist, p_input, VLC_TRUE );
67 * Load a playlist file to the playlist. It will create a new node in
70 * \param p_playlist the playlist to which the new items will be added
71 * \param psz_filename the name of the playlistfile to import
72 * \return VLC_SUCCESS on success
74 int playlist_Load( playlist_t * p_playlist, const char *psz_filename )
76 playlist_item_t *p_item;
80 msg_Info( p_playlist, "clearing playlist");
81 playlist_Clear( p_playlist );
84 psz_uri = (char *)malloc(sizeof(char)*strlen(psz_filename) + 17 );
85 sprintf( psz_uri, "file/playlist://%s", psz_filename);
87 i_id = playlist_PlaylistAdd( p_playlist, psz_uri, psz_uri,
88 PLAYLIST_INSERT , PLAYLIST_END);
90 vlc_mutex_lock( &p_playlist->object_lock );
91 p_item = playlist_ItemGetById( p_playlist, i_id );
92 vlc_mutex_unlock( &p_playlist->object_lock );
94 playlist_Play(p_playlist);
100 * Export a node of the playlist to a certain type of playlistfile
102 * \param p_playlist the playlist to export
103 * \param psz_filename the location where the exported file will be saved
104 * \param p_export_root the root node to export
105 * \param psz_type the type of playlist file to create.
106 * \return VLC_SUCCESS on success
108 int playlist_Export( playlist_t * p_playlist, const char *psz_filename ,
109 playlist_item_t *p_export_root,const char *psz_type )
112 playlist_export_t *p_export;
114 if( p_export_root == NULL ) return VLC_EGENERIC;
116 msg_Info( p_playlist, "saving %s to file %s",
117 p_export_root->p_input->psz_name, psz_filename );
119 /* Prepare the playlist_export_t structure */
120 p_export = (playlist_export_t *)malloc( sizeof(playlist_export_t) );
123 msg_Err( p_playlist, "out of memory" );
126 p_export->psz_filename = NULL;
128 p_export->psz_filename = strdup( psz_filename );
129 p_export->p_file = utf8_fopen( psz_filename, "wt" );
130 if( !p_export->p_file )
132 msg_Err( p_playlist , "could not create playlist file %s"
133 " (%s)", psz_filename, strerror(errno) );
137 p_export->p_root = p_export_root;
139 /* Lock the playlist */
140 vlc_mutex_lock( &p_playlist->object_lock );
141 p_playlist->p_private = (void *)p_export;
143 /* And call the module ! All work is done now */
144 p_module = module_Need( p_playlist, "playlist export", psz_type, VLC_TRUE);
147 msg_Warn( p_playlist, "exporting playlist failed" );
148 vlc_mutex_unlock( &p_playlist->object_lock );
151 module_Unneed( p_playlist , p_module );
154 fclose( p_export->p_file );
155 if ( p_export->psz_filename )
156 free( p_export->psz_filename );
158 p_playlist->p_private = NULL;
159 vlc_mutex_unlock( &p_playlist->object_lock );