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"
35 #include <sys/types.h>
39 int playlist_Export( playlist_t
* p_playlist
, const char *psz_filename
,
40 playlist_item_t
*p_export_root
, const char *psz_type
)
42 if( p_export_root
== NULL
) return VLC_EGENERIC
;
44 playlist_export_t
*p_export
=
45 vlc_custom_create( p_playlist
, sizeof( *p_export
), VLC_OBJECT_GENERIC
,
50 vlc_object_attach( p_export
, p_playlist
);
51 msg_Dbg( p_export
, "saving %s to file %s",
52 p_export_root
->p_input
->psz_name
, psz_filename
);
54 int ret
= VLC_EGENERIC
;
56 /* Prepare the playlist_export_t structure */
57 p_export
->p_root
= p_export_root
;
58 p_export
->psz_filename
= psz_filename
;
59 p_export
->p_file
= vlc_fopen( psz_filename
, "wt" );
60 if( p_export
->p_file
== NULL
)
61 msg_Err( p_export
, "could not create playlist file %s (%m)",
67 /* And call the module ! All work is done now */
68 playlist_Lock( p_playlist
);
69 p_module
= module_need( p_export
, "playlist export", psz_type
, true );
70 playlist_Unlock( p_playlist
);
72 if( p_module
== NULL
)
73 msg_Err( p_playlist
, "could not export playlist" );
76 module_unneed( p_export
, p_module
);
79 fclose( p_export
->p_file
);
81 vlc_object_release( p_export
);
85 int playlist_Import( playlist_t
*p_playlist
, const char *psz_file
)
87 input_item_t
*p_input
;
88 const char *const psz_option
= "meta-file";
89 char *psz_uri
= make_URI( psz_file
);
94 p_input
= input_item_NewExt( p_playlist
, psz_uri
, psz_file
,
95 1, &psz_option
, VLC_INPUT_OPTION_TRUSTED
, -1 );
98 playlist_AddInput( p_playlist
, p_input
, PLAYLIST_APPEND
, PLAYLIST_END
,
100 return input_Read( p_playlist
, p_input
);
103 /*****************************************************************************
104 * A subitem has been added to the Media Library (Event Callback)
105 *****************************************************************************/
106 static void input_item_subitem_tree_added( const vlc_event_t
* p_event
,
109 playlist_t
*p_playlist
= user_data
;
110 input_item_node_t
*p_root
=
111 p_event
->u
.input_item_subitem_tree_added
.p_root
;
114 playlist_InsertInputItemTree ( p_playlist
, p_playlist
->p_media_library
,
119 int playlist_MLLoad( playlist_t
*p_playlist
)
122 char *psz_uri
= NULL
;
123 input_item_t
*p_input
;
125 psz_datadir
= config_GetUserDir( VLC_DATA_DIR
);
127 if( !psz_datadir
) /* XXX: This should never happen */
129 msg_Err( p_playlist
, "no data directory, cannot load media library") ;
133 if( asprintf( &psz_uri
, "%s" DIR_SEP
"ml.xspf", psz_datadir
) != -1 )
134 { /* loosy check for media library file */
136 int ret
= vlc_stat( psz_uri
, &st
);
145 psz_uri
= make_URI( psz_datadir
);
147 psz_datadir
= psz_uri
;
148 if( psz_datadir
== NULL
)
151 /* Force XSPF demux (psz_datadir was a path, now it is a file URI) */
152 if( asprintf( &psz_uri
, "file/xspf-open%s/ml.xspf", psz_datadir
+4 ) == -1 )
156 if( psz_uri
== NULL
)
159 const char *const options
[1] = { "meta-file", };
160 /* that option has to be cleaned in input_item_subitem_tree_added() */
161 /* vlc_gc_decref() in the same function */
162 p_input
= input_item_NewExt( p_playlist
, psz_uri
, _("Media Library"),
163 1, options
, VLC_INPUT_OPTION_TRUSTED
, -1 );
165 if( p_input
== NULL
)
169 if( p_playlist
->p_media_library
->p_input
)
170 vlc_gc_decref( p_playlist
->p_media_library
->p_input
);
172 p_playlist
->p_media_library
->p_input
= p_input
;
174 vlc_event_attach( &p_input
->event_manager
, vlc_InputItemSubItemTreeAdded
,
175 input_item_subitem_tree_added
, p_playlist
);
177 pl_priv(p_playlist
)->b_doing_ml
= true;
180 stats_TimerStart( p_playlist
, "ML Load", STATS_TIMER_ML_LOAD
);
181 input_Read( p_playlist
, p_input
);
182 stats_TimerStop( p_playlist
,STATS_TIMER_ML_LOAD
);
185 pl_priv(p_playlist
)->b_doing_ml
= false;
188 vlc_event_detach( &p_input
->event_manager
, vlc_InputItemSubItemTreeAdded
,
189 input_item_subitem_tree_added
, p_playlist
);
194 int playlist_MLDump( playlist_t
*p_playlist
)
198 psz_datadir
= config_GetUserDir( VLC_DATA_DIR
);
200 if( !psz_datadir
) /* XXX: This should never happen */
202 msg_Err( p_playlist
, "no data directory, cannot save media library") ;
206 char psz_dirname
[ strlen( psz_datadir
) + sizeof( DIR_SEP
"ml.xspf")];
207 strcpy( psz_dirname
, psz_datadir
);
209 if( config_CreateDir( (vlc_object_t
*)p_playlist
, psz_dirname
) )
214 strcat( psz_dirname
, DIR_SEP
"ml.xspf" );
216 stats_TimerStart( p_playlist
, "ML Dump", STATS_TIMER_ML_DUMP
);
217 playlist_Export( p_playlist
, psz_dirname
, p_playlist
->p_media_library
,
219 stats_TimerStop( p_playlist
, STATS_TIMER_ML_DUMP
);