1 /*****************************************************************************
2 * directory.c: expands a directory (directory: access plug-in)
3 *****************************************************************************
4 * Copyright (C) 2002-2004 the VideoLAN team
7 * Authors: Derk-Jan Hartman <hartman at videolan dot 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
29 #include <vlc/input.h>
30 #include <vlc_playlist.h>
34 #ifdef HAVE_SYS_TYPES_H
35 # include <sys/types.h>
37 #ifdef HAVE_SYS_STAT_H
38 # include <sys/stat.h>
49 #elif defined( WIN32 ) && !defined( UNDER_CE )
51 #elif defined( UNDER_CE )
52 # define strcoll strcmp
61 /*****************************************************************************
63 *****************************************************************************/
64 static int Open ( vlc_object_t * );
65 static void Close( vlc_object_t * );
67 static int DemuxOpen ( vlc_object_t * );
69 #define RECURSIVE_TEXT N_("Subdirectory behavior")
70 #define RECURSIVE_LONGTEXT N_( \
71 "Select whether subdirectories must be expanded.\n" \
72 "none: subdirectories do not appear in the playlist.\n" \
73 "collapse: subdirectories appear but are expanded on first play.\n" \
74 "expand: all subdirectories are expanded.\n" )
76 static char *psz_recursive_list[] = { "none", "collapse", "expand" };
77 static char *psz_recursive_list_text[] = { N_("none"), N_("collapse"),
80 #define IGNORE_TEXT N_("Ignore files with these extensions")
81 #define IGNORE_LONGTEXT N_( \
82 "Specify a comma seperated list of file extensions. " \
83 "Files with these extensions will not be added to playlist when opening a directory. " \
84 "This is useful if you add directories that contain mp3 albums for instance." )
87 set_category( CAT_INPUT );
88 set_shortname( _("Directory" ) );
89 set_subcategory( SUBCAT_INPUT_ACCESS );
90 set_description( _("Standard filesystem directory input") );
91 set_capability( "access2", 55 );
92 add_shortcut( "directory" );
93 add_shortcut( "dir" );
94 add_string( "recursive", "expand" , NULL, RECURSIVE_TEXT,
95 RECURSIVE_LONGTEXT, VLC_FALSE );
96 change_string_list( psz_recursive_list, psz_recursive_list_text, 0 );
98 add_string( "ignore-filetypes", "m3u,db,nfo,jpg,gif,sfv,txt,sub,idx,srt,cue",
99 NULL, IGNORE_TEXT, IGNORE_LONGTEXT, VLC_FALSE );
101 set_callbacks( Open, Close );
104 set_description( "Directory EOF");
105 set_capability( "demux2", 0 );
106 add_shortcut( "directory" );
107 set_callbacks( DemuxOpen, NULL );
111 /*****************************************************************************
112 * Local prototypes, constants, structures
113 *****************************************************************************/
115 #define MODE_EXPAND 0
116 #define MODE_COLLAPSE 1
119 static int Read( access_t *, uint8_t *, int );
120 static int ReadNull( access_t *, uint8_t *, int );
121 static int Control( access_t *, int, va_list );
123 static int Demux( demux_t *p_demux );
124 static int DemuxControl( demux_t *p_demux, int i_query, va_list args );
127 static int ReadDir( playlist_t *, char *psz_name, int i_mode, int *pi_pos,
130 /*****************************************************************************
131 * Open: open the directory
132 *****************************************************************************/
133 static int Open( vlc_object_t *p_this )
135 access_t *p_access = (access_t*)p_this;
137 #ifdef HAVE_SYS_STAT_H
138 struct stat stat_info;
140 if( ( stat( p_access->psz_path, &stat_info ) == -1 ) ||
141 !S_ISDIR( stat_info.st_mode ) )
147 wchar_t psz_path[MAX_PATH];
148 mbstowcs( psz_path, p_access->psz_path, MAX_PATH );
149 psz_path[MAX_PATH-1] = 0;
151 char *psz_path = p_access->psz_path;
152 # endif /* UNICODE */
154 i_ret = GetFileAttributes( psz_path );
155 if( i_ret == -1 || !(i_ret & FILE_ATTRIBUTE_DIRECTORY) )
158 if( strcmp( p_access->psz_access, "dir") &&
159 strcmp( p_access->psz_access, "directory") )
165 p_access->pf_read = Read;
166 p_access->pf_block = NULL;
167 p_access->pf_seek = NULL;
168 p_access->pf_control= Control;
171 p_access->psz_demux = strdup( "directory" );
176 /*****************************************************************************
177 * Close: close the target
178 *****************************************************************************/
179 static void Close( vlc_object_t * p_this )
183 /*****************************************************************************
184 * ReadNull: read the directory
185 *****************************************************************************/
186 static int ReadNull( access_t *p_access, uint8_t *p_buffer, int i_len)
188 /* Return fake data */
189 memset( p_buffer, 0, i_len );
193 /*****************************************************************************
194 * Read: read the directory
195 *****************************************************************************/
196 static int Read( access_t *p_access, uint8_t *p_buffer, int i_len)
198 char *psz_name = NULL;
202 playlist_item_t *p_item;
203 vlc_bool_t b_play = VLC_FALSE;
205 playlist_t *p_playlist =
206 (playlist_t *) vlc_object_find( p_access,
207 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
211 msg_Err( p_access, "can't find playlist" );
215 /* Remove the ending '/' char */
216 psz_name = strdup( p_access->psz_path );
217 if( psz_name == NULL )
220 if( (psz_name[strlen(psz_name)-1] == '/') ||
221 (psz_name[strlen(psz_name)-1] == '\\') )
223 psz_name[strlen(psz_name)-1] = '\0';
226 /* Initialize structure */
227 psz = var_CreateGetString( p_access, "recursive" );
228 if( *psz == '\0' || !strncmp( psz, "none" , 4 ) )
232 else if( !strncmp( psz, "collapse", 8 ) )
234 i_mode = MODE_COLLAPSE;
238 i_mode = MODE_EXPAND;
242 /* Make sure we are deleted when we are done */
243 /* The playlist position we will use for the add */
244 i_pos = p_playlist->i_index + 1;
246 msg_Dbg( p_access, "opening directory `%s'", psz_name );
248 if( &p_playlist->status.p_item->input ==
249 ((input_thread_t *)p_access->p_parent)->input.p_item )
251 p_item = p_playlist->status.p_item;
253 msg_Dbg( p_access, "starting directory playback");
257 input_item_t *p_current = ( (input_thread_t*)p_access->p_parent)->
259 p_item = playlist_LockItemGetByInput( p_playlist, p_current );
260 msg_Dbg( p_access, "not starting directory playback");
263 msg_Dbg( p_playlist, "unable to find item in playlist");
269 p_item->input.i_type = ITEM_TYPE_DIRECTORY;
270 if( ReadDir( p_playlist, psz_name , i_mode, &i_pos,
271 p_item ) != VLC_SUCCESS )
276 /* Begin to read the directory */
279 playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
280 p_playlist->status.i_view,
281 p_playlist->status.p_item, NULL );
283 if( psz_name ) free( psz_name );
284 vlc_object_release( p_playlist );
286 /* Return fake data forever */
287 p_access->pf_read = ReadNull;
288 return ReadNull( p_access, p_buffer, i_len );
291 /*****************************************************************************
293 *****************************************************************************/
294 static int Control( access_t *p_access, int i_query, va_list args )
303 case ACCESS_CAN_SEEK:
304 case ACCESS_CAN_FASTSEEK:
305 case ACCESS_CAN_PAUSE:
306 case ACCESS_CAN_CONTROL_PACE:
307 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
308 *pb_bool = VLC_FALSE; /* FIXME */
313 pi_int = (int*)va_arg( args, int * );
317 case ACCESS_GET_PTS_DELAY:
318 pi_64 = (int64_t*)va_arg( args, int64_t * );
319 *pi_64 = DEFAULT_PTS_DELAY * 1000;
323 case ACCESS_SET_PAUSE_STATE:
324 case ACCESS_GET_TITLE_INFO:
325 case ACCESS_SET_TITLE:
326 case ACCESS_SET_SEEKPOINT:
327 case ACCESS_SET_PRIVATE_ID_STATE:
331 msg_Warn( p_access, "unimplemented query in control" );
337 /*****************************************************************************
339 *****************************************************************************/
340 static int DemuxOpen ( vlc_object_t *p_this )
342 demux_t *p_demux = (demux_t*)p_this;
344 if( strcmp( p_demux->psz_demux, "directory" ) )
347 p_demux->pf_demux = Demux;
348 p_demux->pf_control = DemuxControl;
352 /*****************************************************************************
354 *****************************************************************************/
355 static int Demux( demux_t *p_demux )
359 /*****************************************************************************
361 *****************************************************************************/
362 static int DemuxControl( demux_t *p_demux, int i_query, va_list args )
364 return demux2_vaControlHelper( p_demux->s, 0, 0, 0, 1, i_query, args );
367 #if defined(SYS_BEOS) || defined(WIN32) || defined(SYS_SOLARIS)
368 /* BeOS doesn't have scandir/alphasort/versionsort */
369 static int alphasort( const struct dirent **a, const struct dirent **b )
371 return strcoll( (*a)->d_name, (*b)->d_name );
374 static int scandir( const char *name, struct dirent ***namelist,
375 int (*filter) ( const struct dirent * ),
376 int (*compar) ( const struct dirent **,
377 const struct dirent ** ) )
380 struct dirent * p_content;
381 struct dirent ** pp_list;
384 if( !namelist || !( p_dir = opendir( name ) ) ) return -1;
388 while( ( p_content = readdir( p_dir ) ) )
390 if( filter && !filter( p_content ) )
394 pp_list = realloc( pp_list, ( ret + 1 ) * sizeof( struct dirent * ) );
395 size = sizeof( struct dirent ) + strlen( p_content->d_name ) + 1;
396 pp_list[ret] = malloc( size );
397 memcpy( pp_list[ret], p_content, size );
405 qsort( pp_list, ret, sizeof( struct dirent * ),
406 (int (*)(const void *, const void *)) compar );
414 static int Filter( const struct dirent *foo )
418 /*****************************************************************************
419 * ReadDir: read a directory and add its content to the list
420 *****************************************************************************/
421 static int ReadDir( playlist_t *p_playlist,
422 char *psz_name, int i_mode, int *pi_position,
423 playlist_item_t *p_parent )
425 struct dirent **pp_dir_content;
426 int i_dir_content, i;
427 playlist_item_t *p_node;
429 /* Build array with ignores */
431 char **ppsz_extensions = 0;
432 int i_extensions = 0;
433 char *psz_ignore = var_CreateGetString( p_playlist, "ignore-filetypes" );
434 if( psz_ignore && *psz_ignore )
437 char *psz_parser = psz_backup = strdup( psz_ignore );
440 while( strsep( &psz_parser, "," ) ) i_extensions++;
443 ppsz_extensions = (char **)malloc( sizeof( char * ) * i_extensions );
445 psz_parser = psz_ignore;
446 while( a < i_extensions &&
447 ( ppsz_extensions[a++] = strsep( &psz_parser, "," ) ) );
449 #endif /* HAVE_STRSEP */
451 /* Change the item to a node */
452 if( p_parent->i_children == -1 )
454 playlist_LockItemToNode( p_playlist,p_parent );
457 /* get the first directory entry */
458 i_dir_content = scandir( psz_name, &pp_dir_content, Filter, alphasort );
459 if( i_dir_content == -1 )
461 msg_Warn( p_playlist, "Failed to read directory" );
464 else if( i_dir_content <= 0 )
466 /* directory is empty */
470 /* While we still have entries in the directory */
471 for( i = 0; i < i_dir_content; i++ )
473 struct dirent *p_dir_content = pp_dir_content[i];
474 int i_size_entry = strlen( psz_name ) +
475 strlen( p_dir_content->d_name ) + 2;
476 char *psz_uri = (char *)malloc( sizeof(char) * i_size_entry );
478 sprintf( psz_uri, "%s/%s", psz_name, p_dir_content->d_name );
480 /* if it starts with '.' then forget it */
481 if( p_dir_content->d_name[0] != '.' )
483 #if defined( S_ISDIR )
484 struct stat stat_data;
485 stat( psz_uri, &stat_data );
486 if( S_ISDIR(stat_data.st_mode) && i_mode != MODE_COLLAPSE )
487 #elif defined( DT_DIR )
488 if( ( p_dir_content->d_type & DT_DIR ) && i_mode != MODE_COLLAPSE )
493 if( i_mode == MODE_NONE )
495 msg_Dbg( p_playlist, "Skipping subdirectory %s", psz_uri );
499 else if( i_mode == MODE_EXPAND )
502 msg_Dbg(p_playlist, "Reading subdirectory %s", psz_uri );
504 if( !strncmp( psz_uri, psz_name, strlen( psz_name ) ) )
506 char *psz_subdir = psz_uri;
507 /* Skip the parent path + the separator */
508 psz_subdir += strlen( psz_name ) + 1;
509 psz_newname = vlc_fix_readdir_charset(
510 VLC_OBJECT(p_playlist),
515 psz_newname = vlc_fix_readdir_charset(
516 VLC_OBJECT(p_playlist),
519 p_node = playlist_NodeCreate( p_playlist,
520 p_parent->pp_parents[0]->i_view,
521 psz_newname, p_parent );
523 playlist_CopyParents( p_parent, p_node );
525 p_node->input.i_type = ITEM_TYPE_DIRECTORY;
527 if( ReadDir( p_playlist, psz_uri , MODE_EXPAND,
528 pi_position, p_node ) != VLC_SUCCESS )
538 playlist_item_t *p_item;
539 char *psz_tmp1, *psz_tmp2;
542 if( i_extensions > 0 )
544 char *psz_dot = strrchr( p_dir_content->d_name, '.' );
545 if( psz_dot++ && *psz_dot )
548 for( a = 0; a < i_extensions; a++ )
550 if( !strcmp( psz_dot, ppsz_extensions[a] ) )
553 if( a < i_extensions )
555 msg_Dbg( p_playlist, "Ignoring file %s", psz_uri );
561 #endif /* HAVE_STRSEP */
563 psz_tmp1 = vlc_fix_readdir_charset( VLC_OBJECT(p_playlist),
565 psz_tmp2 = vlc_fix_readdir_charset( VLC_OBJECT(p_playlist),
566 p_dir_content->d_name );
568 p_item = playlist_ItemNewWithType( VLC_OBJECT(p_playlist),
569 psz_tmp1, psz_tmp2, ITEM_TYPE_VFILE );
570 playlist_NodeAddItem( p_playlist,p_item,
571 p_parent->pp_parents[0]->i_view,
573 PLAYLIST_APPEND, PLAYLIST_END );
575 playlist_CopyParents( p_parent, p_item );
582 if( ppsz_extensions ) free( ppsz_extensions );
583 if( psz_ignore ) free( psz_ignore );
584 #endif /* HAVE_STRSEP */
586 free( pp_dir_content );