1 /*****************************************************************************
2 * item.c : Playlist item creation/deletion/add/removal functions
3 *****************************************************************************
4 * Copyright (C) 1999-2007 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
8 * Clément Stenac <zorglub@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
28 #include <vlc_common.h>
30 #include <vlc_playlist.h>
31 #include "playlist_internal.h"
33 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
34 playlist_item_t *p_node, int i_mode, int i_pos );
35 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
36 playlist_item_t *, playlist_item_t * );
37 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item );
38 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
41 /*****************************************************************************
42 * An input item has gained a subitem (Event Callback)
43 *****************************************************************************/
44 static void input_item_subitem_added( const vlc_event_t * p_event,
47 playlist_item_t *p_parent_playlist_item = user_data;
48 playlist_t * p_playlist = p_parent_playlist_item->p_playlist;
49 input_item_t * p_parent, * p_child;
50 playlist_item_t * p_child_in_category;
51 playlist_item_t * p_item_in_category;
54 p_parent = p_event->p_obj;
55 p_child = p_event->u.input_item_subitem_added.p_new_child;
58 b_play = var_CreateGetBool( p_playlist, "playlist-autostart" );
60 /* This part is really hakish, but this playlist system isn't simple */
61 /* First check if we haven't already added the item as we are
62 * listening using the onelevel and the category representent
63 * (Because of the playlist design) */
64 p_child_in_category = playlist_ItemFindFromInputAndRoot(
65 p_playlist, p_child->i_id,
66 p_playlist->p_root_category,
67 false /* Only non-node */ );
69 if( !p_child_in_category )
71 /* Then, transform to a node if needed */
72 p_item_in_category = playlist_ItemFindFromInputAndRoot(
73 p_playlist, p_parent->i_id,
74 p_playlist->p_root_category,
75 false /* Only non-node */ );
76 if( !p_item_in_category )
78 /* Item may have been removed */
84 p_item_in_category == get_current_status_item( p_playlist );
86 /* If this item is already a node don't transform it */
87 if( p_item_in_category->i_children == -1 )
89 p_item_in_category = playlist_ItemToNode( p_playlist,
90 p_item_in_category, pl_Locked );
91 p_item_in_category->p_input->i_type = ITEM_TYPE_PLAYLIST;
94 int i_ret = playlist_BothAddInput( p_playlist, p_child,
96 PLAYLIST_APPEND | PLAYLIST_SPREPARSE , PLAYLIST_END,
97 NULL, NULL, pl_Locked );
99 if( i_ret == VLC_SUCCESS && b_play )
101 playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
102 pl_Locked, p_item_in_category, NULL );
110 /*****************************************************************************
111 * An input item's meta or duration has changed (Event Callback)
112 *****************************************************************************/
113 static void input_item_changed( const vlc_event_t * p_event,
117 playlist_item_t * p_item = user_data;
118 var_SetInteger( p_item->p_playlist, "item-change", p_item->i_id );
121 /*****************************************************************************
122 * Listen to vlc_InputItemAddSubItem event
123 *****************************************************************************/
124 static void install_input_item_observer( playlist_item_t * p_item )
126 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
127 vlc_event_attach( p_em, vlc_InputItemSubItemAdded,
128 input_item_subitem_added, p_item );
129 vlc_event_attach( p_em, vlc_InputItemDurationChanged,
130 input_item_changed, p_item );
131 vlc_event_attach( p_em, vlc_InputItemMetaChanged,
132 input_item_changed, p_item );
133 vlc_event_attach( p_em, vlc_InputItemNameChanged,
134 input_item_changed, p_item );
135 vlc_event_attach( p_em, vlc_InputItemInfoChanged,
136 input_item_changed, p_item );
139 static void uninstall_input_item_observer( playlist_item_t * p_item )
141 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
142 vlc_event_detach( p_em, vlc_InputItemSubItemAdded,
143 input_item_subitem_added, p_item );
144 vlc_event_detach( p_em, vlc_InputItemMetaChanged,
145 input_item_changed, p_item );
146 vlc_event_detach( p_em, vlc_InputItemDurationChanged,
147 input_item_changed, p_item );
148 vlc_event_detach( p_em, vlc_InputItemNameChanged,
149 input_item_changed, p_item );
150 vlc_event_detach( p_em, vlc_InputItemInfoChanged,
151 input_item_changed, p_item );
154 /*****************************************************************************
155 * Playlist item creation
156 *****************************************************************************/
157 playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
158 input_item_t *p_input )
160 DECMALLOC_NULL( p_item, playlist_item_t );
162 p_item->p_input = p_input;
163 vlc_gc_incref( p_item->p_input );
165 p_item->i_id = ++p_playlist->i_last_playlist_id;
167 p_item->p_parent = NULL;
168 p_item->i_children = -1;
169 p_item->pp_children = NULL;
171 p_item->p_playlist = p_playlist;
173 install_input_item_observer( p_item );
178 playlist_item_t * playlist_ItemNewWithType( playlist_t *p_playlist,
180 const char *psz_name,
182 const char *const *ppsz_options,
183 int i_duration, int i_type )
185 input_item_t *p_input;
186 if( psz_uri == NULL ) return NULL;
187 p_input = input_ItemNewWithType( VLC_OBJECT(p_playlist), psz_uri,
188 psz_name, i_options, ppsz_options,
189 i_duration, i_type );
190 return playlist_ItemNewFromInput( p_playlist, p_input );
193 /***************************************************************************
194 * Playlist item destruction
195 ***************************************************************************/
200 * \param p_item item to delete
201 * \return VLC_SUCCESS
203 int playlist_ItemRelease( playlist_item_t *p_item )
205 /* Surprise, we can't actually do more because we
206 * don't do refcounting, or eauivalent.
207 * Because item are not only accessed by their id
208 * using playlist_item outside the PL_LOCK isn't safe.
209 * Most of the modules does that.
211 * Who wants to add proper memory management? */
212 ARRAY_APPEND( p_item->p_playlist->items_to_delete, p_item);
219 * Remove an input item when it appears from a root playlist item
220 * \param p_playlist playlist object
221 * \param i_input_id id of the input to delete
222 * \param p_root root playlist item
223 * \param b_do_stop must stop or not the playlist
224 * \return VLC_SUCCESS or VLC_EGENERIC
226 static int DeleteFromInput( playlist_t *p_playlist, int i_input_id,
227 playlist_item_t *p_root, bool b_do_stop )
230 for( i = 0 ; i< p_root->i_children ; i++ )
232 if( p_root->pp_children[i]->i_children == -1 &&
233 p_root->pp_children[i]->p_input->i_id == i_input_id )
235 DeleteInner( p_playlist, p_root->pp_children[i], b_do_stop );
238 else if( p_root->pp_children[i]->i_children >= 0 )
240 int i_ret = DeleteFromInput( p_playlist, i_input_id,
241 p_root->pp_children[i], b_do_stop );
242 if( i_ret == VLC_SUCCESS ) return VLC_SUCCESS;
251 * Remove an input item when it appears from a root playlist item
252 * \param p_playlist playlist object
253 * \param i_input_id id of the input to delete
254 * \param p_root root playlist item
255 * \param b_locked TRUE if the playlist is locked
256 * \return VLC_SUCCESS or VLC_EGENERIC
258 int playlist_DeleteFromInputInParent( playlist_t *p_playlist, int i_input_id,
259 playlist_item_t *p_root, bool b_locked )
262 PL_LOCK_IF( !b_locked );
263 i_ret = DeleteFromInput( p_playlist, i_input_id,
265 PL_UNLOCK_IF( !b_locked );
272 * Remove an input item from ONELEVEL and CATEGORY
273 * \param p_playlist playlist object
274 * \param i_input_id id of the input to delete
275 * \param b_locked TRUE if the playlist is locked
276 * \return VLC_SUCCESS or VLC_ENOITEM
278 int playlist_DeleteFromInput( playlist_t *p_playlist, int i_input_id,
282 PL_LOCK_IF( !b_locked );
283 i_ret1 = DeleteFromInput( p_playlist, i_input_id,
284 p_playlist->p_root_category, true );
285 i_ret2 = DeleteFromInput( p_playlist, i_input_id,
286 p_playlist->p_root_onelevel, true );
287 PL_UNLOCK_IF( !b_locked );
288 return ( i_ret1 == VLC_SUCCESS || i_ret2 == VLC_SUCCESS ) ?
289 VLC_SUCCESS : VLC_ENOITEM;
295 * \param p_playlist playlist object
296 * \param b_locked TRUE if the playlist is locked
299 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
301 PL_LOCK_IF( !b_locked );
302 playlist_NodeEmpty( p_playlist, p_playlist->p_local_category, true );
303 playlist_NodeEmpty( p_playlist, p_playlist->p_local_onelevel, true );
304 PL_UNLOCK_IF( !b_locked );
308 * Delete playlist item
310 * Remove a playlist item from the playlist, given its id
311 * This function is to be used only by the playlist
312 * \param p_playlist playlist object
313 * \param i_id id of the item do delete
314 * \return VLC_SUCCESS or an error
316 int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
318 playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id,
320 if( !p_item ) return VLC_EGENERIC;
321 return DeleteInner( p_playlist, p_item, true );
324 /***************************************************************************
325 * Playlist item addition
326 ***************************************************************************/
330 * Add an item to the playlist or the media library
331 * \param p_playlist the playlist to add into
332 * \param psz_uri the mrl to add to the playlist
333 * \param psz_name a text giving a name or description of this item
334 * \param i_mode the mode used when adding
335 * \param i_pos the position in the playlist where to add. If this is
336 * PLAYLIST_END the item will be added at the end of the playlist
337 * regardless of its size
338 * \param b_playlist TRUE for playlist, FALSE for media library
339 * \param b_locked TRUE if the playlist is locked
340 * \return The id of the playlist item
342 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
343 const char *psz_name, int i_mode, int i_pos,
344 bool b_playlist, bool b_locked )
346 return playlist_AddExt( p_playlist, psz_uri, psz_name,
347 i_mode, i_pos, -1, NULL, 0, b_playlist, b_locked );
351 * Add a MRL into the playlist or the media library, duration and options given
353 * \param p_playlist the playlist to add into
354 * \param psz_uri the mrl to add to the playlist
355 * \param psz_name a text giving a name or description of this item
356 * \param i_mode the mode used when adding
357 * \param i_pos the position in the playlist where to add. If this is
358 * PLAYLIST_END the item will be added at the end of the playlist
359 * regardless of its size
360 * \param i_duration length of the item in milliseconds.
361 * \param ppsz_options an array of options
362 * \param i_options the number of options
363 * \param b_playlist TRUE for playlist, FALSE for media library
364 * \param b_locked TRUE if the playlist is locked
365 * \return The id of the playlist item
367 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
368 const char *psz_name, int i_mode, int i_pos,
369 mtime_t i_duration, const char *const *ppsz_options,
370 int i_options, bool b_playlist, bool b_locked )
373 input_item_t *p_input = input_ItemNewExt( p_playlist, psz_uri, psz_name,
374 i_options, ppsz_options,
377 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
379 int i_id = (i_ret == VLC_SUCCESS) ? p_input->i_id : -1;
381 vlc_gc_decref( p_input );
387 * Add an input item to the playlist node
389 * \param p_playlist the playlist to add into
390 * \param p_input the input item to add
391 * \param i_mode the mode used when adding
392 * \param i_pos the position in the playlist where to add. If this is
393 * PLAYLIST_END the item will be added at the end of the playlist
394 * regardless of its size
395 * \param b_playlist TRUE for playlist, FALSE for media library
396 * \param b_locked TRUE if the playlist is locked
397 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
399 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
400 int i_mode, int i_pos, bool b_playlist,
403 playlist_item_t *p_item_cat, *p_item_one;
404 if( p_playlist->b_die ) return VLC_EGENERIC;
405 if( !p_playlist->b_doing_ml )
406 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
409 PL_LOCK_IF( !b_locked );
411 /* Add to ONELEVEL */
412 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
413 if( p_item_one == NULL ) return VLC_ENOMEM;
414 AddItem( p_playlist, p_item_one,
415 b_playlist ? p_playlist->p_local_onelevel :
416 p_playlist->p_ml_onelevel , i_mode, i_pos );
418 /* Add to CATEGORY */
419 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
420 if( p_item_cat == NULL ) return VLC_ENOMEM;
421 AddItem( p_playlist, p_item_cat,
422 b_playlist ? p_playlist->p_local_category :
423 p_playlist->p_ml_category , i_mode, i_pos );
425 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
427 PL_UNLOCK_IF( !b_locked );
434 * Add an input item to p_direct_parent in the category tree, and to the
435 * matching top category in onelevel
436 * \param p_playlist the playlist to add into
437 * \param p_input the input item to add
438 * \param p_direct_parent the parent item to add into
439 * \param i_mode the mode used when adding
440 * \param i_pos the position in the playlist where to add. If this is
441 * PLAYLIST_END the item will be added at the end of the playlist
442 * regardless of its size
443 * \param i_cat id of the items category
444 * \param i_one id of the item onelevel category
445 * \param b_locked TRUE if the playlist is locked
446 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
448 int playlist_BothAddInput( playlist_t *p_playlist,
449 input_item_t *p_input,
450 playlist_item_t *p_direct_parent,
451 int i_mode, int i_pos,
452 int *i_cat, int *i_one, bool b_locked )
454 playlist_item_t *p_item_cat, *p_item_one, *p_up;
458 if( !vlc_object_alive( p_playlist ) )
461 PL_LOCK_IF( !b_locked );
463 /* Add to category */
464 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
465 if( p_item_cat == NULL ) return VLC_ENOMEM;
466 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
468 /* Add to onelevel */
469 /** \todo make a faster case for ml import */
470 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
471 if( p_item_one == NULL ) return VLC_ENOMEM;
473 p_up = p_direct_parent;
474 while( p_up->p_parent != p_playlist->p_root_category )
476 p_up = p_up->p_parent;
478 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
480 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input->i_id ==
481 p_up->p_input->i_id )
483 AddItem( p_playlist, p_item_one,
484 p_playlist->p_root_onelevel->pp_children[i_top],
489 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
491 if( i_cat ) *i_cat = p_item_cat->i_id;
492 if( i_one ) *i_one = p_item_one->i_id;
494 PL_UNLOCK_IF( !b_locked );
499 * Add an input item to a given node
501 * \param p_playlist the playlist to add into
502 * \param p_input the input item to add
503 * \param p_parent the parent item to add into
504 * \param i_mode the mode used when addin
505 * \param i_pos the position in the playlist where to add. If this is
506 * PLAYLIST_END the item will be added at the end of the playlist
507 * regardless of its size
508 * \param b_locked TRUE if the playlist is locked
509 * \return the new playlist item
511 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
512 input_item_t *p_input,
513 playlist_item_t *p_parent,
514 int i_mode, int i_pos,
517 playlist_item_t *p_item;
519 assert( p_parent && p_parent->i_children != -1 );
521 if( p_playlist->b_die )
523 PL_LOCK_IF( !b_locked );
525 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
526 if( p_item == NULL ) return NULL;
527 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
529 PL_UNLOCK_IF( !b_locked );
534 /*****************************************************************************
535 * Playlist item misc operations
536 *****************************************************************************/
541 * Transform an item to a node. Return the node in the category tree, or NULL
543 * This function must be entered without the playlist lock
544 * \param p_playlist the playlist object
545 * \param p_item the item to transform
546 * \param b_locked TRUE if the playlist is locked
547 * \return the item transform in a node
549 playlist_item_t *playlist_ItemToNode( playlist_t *p_playlist,
550 playlist_item_t *p_item,
554 playlist_item_t *p_item_in_category;
556 * Find the input in CATEGORY.
558 * - change it to node
559 * - we'll return it at the end
560 * - If we are a direct child of onelevel root, change to node, else
561 * delete the input from ONELEVEL
562 * - If we don't find it, just change to node (we are probably in VLM)
565 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
566 * useful for later BothAddInput )
569 PL_LOCK_IF( !b_locked );
571 /* Fast track the media library, no time to loose */
572 if( p_item == p_playlist->p_ml_category ) {
573 PL_UNLOCK_IF( !b_locked );
577 /** \todo First look if we don't already have it */
578 p_item_in_category = playlist_ItemFindFromInputAndRoot(
579 p_playlist, p_item->p_input->i_id,
580 p_playlist->p_root_category,
583 if( p_item_in_category )
585 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
586 p_playlist, p_item->p_input->i_id,
587 p_playlist->p_root_onelevel,
589 assert( p_item_in_one );
591 /* We already have it, and there is nothing more to do */
592 ChangeToNode( p_playlist, p_item_in_category );
594 /* Item in one is a root, change it to node */
595 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
596 ChangeToNode( p_playlist, p_item_in_one );
599 DeleteFromInput( p_playlist, p_item_in_one->p_input->i_id,
600 p_playlist->p_root_onelevel, false );
602 p_playlist->b_reset_currently_playing = true;
603 vlc_object_signal_unlocked( p_playlist );
604 var_SetInteger( p_playlist, "item-change", p_item_in_category->
606 PL_UNLOCK_IF( !b_locked );
607 return p_item_in_category;
611 ChangeToNode( p_playlist, p_item );
612 PL_UNLOCK_IF( !b_locked );
618 * Find an item within a root, given its input id.
620 * \param p_playlist the playlist object
621 * \param i_input_id id of the input
622 * \param p_root root playlist item
623 * \param b_items_only TRUE if we want the item himself
624 * \return the first found item, or NULL if not found
626 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
628 playlist_item_t *p_root,
632 for( i = 0 ; i< p_root->i_children ; i++ )
634 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
635 p_root->pp_children[i]->p_input->i_id == i_input_id )
637 return p_root->pp_children[i];
639 else if( p_root->pp_children[i]->i_children >= 0 )
641 playlist_item_t *p_search =
642 playlist_ItemFindFromInputAndRoot( p_playlist, i_input_id,
643 p_root->pp_children[i],
645 if( p_search ) return p_search;
652 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
653 playlist_item_t *p_node, int i_newpos )
656 playlist_item_t *p_detach = p_item->p_parent;
659 if( p_node->i_children == -1 ) return VLC_EGENERIC;
661 for( j = 0; j < p_detach->i_children; j++ )
663 if( p_detach->pp_children[j] == p_item ) break;
665 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
667 /* Attach to new parent */
668 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
669 p_item->p_parent = p_node;
677 * This function must be entered with the playlist lock
679 * \param p_playlist the playlist
680 * \param p_item the item to move
681 * \param p_node the new parent of the item
682 * \param i_newpos the new position under this new parent
683 * \return VLC_SUCCESS or an error
685 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
686 playlist_item_t *p_node, int i_newpos )
689 /* Drop on a top level node. Move in the two trees */
690 if( p_node->p_parent == p_playlist->p_root_category ||
691 p_node->p_parent == p_playlist->p_root_onelevel )
693 /* Fixme: avoid useless lookups but we need some clean helpers */
695 /* Fixme: if we try to move a node on a top-level node, it will
696 * fail because the node doesn't exist in onelevel and we will
697 * do some shit in onelevel. We should recursively move all items
699 playlist_item_t *p_node_onelevel;
700 playlist_item_t *p_item_onelevel;
701 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
702 p_node->p_input->i_id,
703 p_playlist->p_root_onelevel,
705 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
706 p_item->p_input->i_id,
707 p_playlist->p_root_onelevel,
709 if( p_node_onelevel && p_item_onelevel )
710 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, 0 );
713 playlist_item_t *p_node_category;
714 playlist_item_t *p_item_category;
715 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
716 p_node->p_input->i_id,
717 p_playlist->p_root_category,
719 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
720 p_item->p_input->i_id,
721 p_playlist->p_root_category,
723 if( p_node_category && p_item_category )
724 TreeMove( p_playlist, p_item_category, p_node_category, 0 );
729 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
730 p_playlist->b_reset_currently_playing = true;
731 vlc_object_signal_maybe( VLC_OBJECT(p_playlist) );
736 * Send a notification that an item has been added to a node
738 * \param p_playlist the playlist object
739 * \param i_item_id id of the item added
740 * \param i_node_id id of the node in wich the item was added
741 * \param b_signal TRUE if the function must send a signal
744 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
745 int i_node_id, bool b_signal )
748 playlist_add_t *p_add = (playlist_add_t *)malloc( sizeof( playlist_add_t) );
752 p_add->i_item = i_item_id;
753 p_add->i_node = i_node_id;
754 val.p_address = p_add;
755 p_playlist->b_reset_currently_playing = true;
757 vlc_object_signal_maybe( VLC_OBJECT(p_playlist) );
758 var_Set( p_playlist, "item-append", val );
762 /*****************************************************************************
763 * Playlist item accessors
764 *****************************************************************************/
767 * Set the name of a playlist item
769 * \param p_item the item
770 * \param psz_name the name
771 * \return VLC_SUCCESS or VLC_EGENERIC
773 int playlist_ItemSetName( playlist_item_t *p_item, const char *psz_name )
775 if( psz_name && p_item )
777 input_item_SetName( p_item->p_input, psz_name );
783 /***************************************************************************
784 * The following functions are local
785 ***************************************************************************/
787 /* Enqueue an item for preparsing, and play it, if needed */
788 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
789 playlist_item_t *p_item_cat,
790 playlist_item_t *p_item_one )
792 if( (i_mode & PLAYLIST_GO ) )
794 playlist_item_t *p_parent = p_item_one;
795 playlist_item_t *p_toplay = NULL;
798 if( p_parent == p_playlist->p_root_category )
800 p_toplay = p_item_cat; break;
802 else if( p_parent == p_playlist->p_root_onelevel )
804 p_toplay = p_item_one; break;
806 p_parent = p_parent->p_parent;
809 p_playlist->request.b_request = true;
810 p_playlist->request.i_skip = 0;
811 p_playlist->request.p_item = p_toplay;
812 if( p_playlist->p_input )
813 input_StopThread( p_playlist->p_input );
814 p_playlist->request.i_status = PLAYLIST_RUNNING;
815 vlc_object_signal_maybe( VLC_OBJECT(p_playlist) );
817 /* Preparse if PREPARSE or SPREPARSE & not enough meta */
818 char *psz_artist = input_item_GetArtist( p_item_cat->p_input );
819 char *psz_album = input_item_GetAlbum( p_item_cat->p_input );
820 if( p_playlist->b_auto_preparse &&
821 (i_mode & PLAYLIST_PREPARSE ||
822 ( i_mode & PLAYLIST_SPREPARSE &&
823 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
825 playlist_PreparseEnqueue( p_playlist, p_item_cat->p_input );
826 /* If we already have it, signal it */
827 else if( !EMPTY_STR( psz_artist ) && !EMPTY_STR( psz_album ) )
828 input_item_SetPreparsed( p_item_cat->p_input, true );
833 /* Add the playlist item to the requested node and fire a notification */
834 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
835 playlist_item_t *p_node, int i_mode, int i_pos )
837 ARRAY_APPEND(p_playlist->items, p_item);
838 ARRAY_APPEND(p_playlist->all_items, p_item);
840 if( i_pos == PLAYLIST_END )
841 playlist_NodeAppend( p_playlist, p_item, p_node );
843 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
845 if( !p_playlist->b_doing_ml )
846 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
847 !( i_mode & PLAYLIST_NO_REBUILD ) );
850 /* Actually convert an item to a node */
851 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
854 if( p_item->i_children == -1 )
855 p_item->i_children = 0;
857 /* Remove it from the array of available items */
858 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
860 ARRAY_REMOVE( p_playlist->items, i );
863 /* Do the actual removal */
864 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
868 int i_id = p_item->i_id;
870 if( p_item->i_children > -1 )
872 return playlist_NodeDelete( p_playlist, p_item, true, false );
874 p_playlist->b_reset_currently_playing = true;
875 var_SetInteger( p_playlist, "item-deleted", i_id );
877 /* Remove the item from the bank */
878 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
880 ARRAY_REMOVE( p_playlist->all_items, i );
882 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
884 ARRAY_REMOVE( p_playlist->items, i );
886 /* Check if it is the current item */
887 if( get_current_status_item( p_playlist ) == p_item )
889 /* Hack we don't call playlist_Control for lock reasons */
892 p_playlist->request.i_status = PLAYLIST_STOPPED;
893 p_playlist->request.b_request = true;
894 p_playlist->request.p_item = NULL;
895 msg_Info( p_playlist, "stopping playback" );
896 vlc_object_signal_maybe( VLC_OBJECT(p_playlist) );
900 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
902 /* Remove the item from its parent */
903 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
905 playlist_ItemRelease( p_item );