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 );
137 vlc_event_attach( p_em, vlc_InputItemErrorWhenReadingChanged,
138 input_item_changed, p_item );
141 static void uninstall_input_item_observer( playlist_item_t * p_item )
143 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
144 vlc_event_detach( p_em, vlc_InputItemSubItemAdded,
145 input_item_subitem_added, p_item );
146 vlc_event_detach( p_em, vlc_InputItemMetaChanged,
147 input_item_changed, p_item );
148 vlc_event_detach( p_em, vlc_InputItemDurationChanged,
149 input_item_changed, p_item );
150 vlc_event_detach( p_em, vlc_InputItemNameChanged,
151 input_item_changed, p_item );
152 vlc_event_detach( p_em, vlc_InputItemInfoChanged,
153 input_item_changed, p_item );
154 vlc_event_detach( p_em, vlc_InputItemErrorWhenReadingChanged,
155 input_item_changed, p_item );
158 /*****************************************************************************
159 * Playlist item creation
160 *****************************************************************************/
161 playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
162 input_item_t *p_input )
164 playlist_item_t* p_item = malloc( sizeof( playlist_item_t ) );
170 p_item->p_input = p_input;
171 vlc_gc_incref( p_item->p_input );
173 p_item->i_id = ++pl_priv(p_playlist)->i_last_playlist_id;
175 p_item->p_parent = NULL;
176 p_item->i_children = -1;
177 p_item->pp_children = NULL;
179 p_item->p_playlist = p_playlist;
181 install_input_item_observer( p_item );
186 playlist_item_t * playlist_ItemNewWithType( playlist_t *p_playlist,
188 const char *psz_name,
190 const char *const *ppsz_options,
191 int i_duration, int i_type )
193 input_item_t *p_input;
194 if( psz_uri == NULL ) return NULL;
195 p_input = input_item_NewWithType( VLC_OBJECT(p_playlist), psz_uri,
196 psz_name, i_options, ppsz_options,
197 i_duration, i_type );
198 return playlist_ItemNewFromInput( p_playlist, p_input );
201 /***************************************************************************
202 * Playlist item destruction
203 ***************************************************************************/
208 * \param p_item item to delete
209 * \return VLC_SUCCESS
211 int playlist_ItemRelease( playlist_item_t *p_item )
214 playlist_t *p_playlist = p_item->p_playlist;
217 /* Surprise, we can't actually do more because we
218 * don't do refcounting, or eauivalent.
219 * Because item are not only accessed by their id
220 * using playlist_item outside the PL_LOCK isn't safe.
221 * Most of the modules does that.
223 * Who wants to add proper memory management? */
224 uninstall_input_item_observer( p_item );
225 ARRAY_APPEND( pl_priv(p_playlist)->items_to_delete, p_item);
232 * Remove an input item when it appears from a root playlist item
233 * \param p_playlist playlist object
234 * \param i_input_id id of the input to delete
235 * \param p_root root playlist item
236 * \param b_do_stop must stop or not the playlist
237 * \return VLC_SUCCESS or VLC_EGENERIC
239 static int DeleteFromInput( playlist_t *p_playlist, int i_input_id,
240 playlist_item_t *p_root, bool b_do_stop )
244 for( i = 0 ; i< p_root->i_children ; i++ )
246 if( p_root->pp_children[i]->i_children == -1 &&
247 p_root->pp_children[i]->p_input->i_id == i_input_id )
249 DeleteInner( p_playlist, p_root->pp_children[i], b_do_stop );
252 else if( p_root->pp_children[i]->i_children >= 0 )
254 int i_ret = DeleteFromInput( p_playlist, i_input_id,
255 p_root->pp_children[i], b_do_stop );
256 if( i_ret == VLC_SUCCESS ) return VLC_SUCCESS;
265 * Remove an input item when it appears from a root playlist item
266 * \param p_playlist playlist object
267 * \param i_input_id id of the input to delete
268 * \param p_root root playlist item
269 * \param b_locked TRUE if the playlist is locked
270 * \return VLC_SUCCESS or VLC_EGENERIC
272 int playlist_DeleteFromInputInParent( playlist_t *p_playlist, int i_input_id,
273 playlist_item_t *p_root, bool b_locked )
276 PL_LOCK_IF( !b_locked );
277 i_ret = DeleteFromInput( p_playlist, i_input_id,
279 PL_UNLOCK_IF( !b_locked );
286 * Remove an input item from ONELEVEL and CATEGORY
287 * \param p_playlist playlist object
288 * \param i_input_id id of the input to delete
289 * \param b_locked TRUE if the playlist is locked
290 * \return VLC_SUCCESS or VLC_ENOITEM
292 int playlist_DeleteFromInput( playlist_t *p_playlist, int i_input_id,
296 PL_LOCK_IF( !b_locked );
297 i_ret1 = DeleteFromInput( p_playlist, i_input_id,
298 p_playlist->p_root_category, true );
299 i_ret2 = DeleteFromInput( p_playlist, i_input_id,
300 p_playlist->p_root_onelevel, true );
301 PL_UNLOCK_IF( !b_locked );
302 return ( i_ret1 == VLC_SUCCESS || i_ret2 == VLC_SUCCESS ) ?
303 VLC_SUCCESS : VLC_ENOITEM;
309 * \param p_playlist playlist object
310 * \param b_locked TRUE if the playlist is locked
313 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
315 PL_LOCK_IF( !b_locked );
316 playlist_NodeEmpty( p_playlist, p_playlist->p_local_category, true );
317 playlist_NodeEmpty( p_playlist, p_playlist->p_local_onelevel, true );
318 PL_UNLOCK_IF( !b_locked );
322 * Delete playlist item
324 * Remove a playlist item from the playlist, given its id
325 * This function is to be used only by the playlist
326 * \param p_playlist playlist object
327 * \param i_id id of the item do delete
328 * \return VLC_SUCCESS or an error
330 int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
333 playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id,
335 if( !p_item ) return VLC_EGENERIC;
336 return DeleteInner( p_playlist, p_item, true );
339 /***************************************************************************
340 * Playlist item addition
341 ***************************************************************************/
345 * Add an item to the playlist or the media library
346 * \param p_playlist the playlist to add into
347 * \param psz_uri the mrl to add to the playlist
348 * \param psz_name a text giving a name or description of this item
349 * \param i_mode the mode used when adding
350 * \param i_pos the position in the playlist where to add. If this is
351 * PLAYLIST_END the item will be added at the end of the playlist
352 * regardless of its size
353 * \param b_playlist TRUE for playlist, FALSE for media library
354 * \param b_locked TRUE if the playlist is locked
355 * \return The id of the playlist item
357 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
358 const char *psz_name, int i_mode, int i_pos,
359 bool b_playlist, bool b_locked )
361 return playlist_AddExt( p_playlist, psz_uri, psz_name,
362 i_mode, i_pos, -1, NULL, 0, b_playlist, b_locked );
366 * Add a MRL into the playlist or the media library, duration and options given
368 * \param p_playlist the playlist to add into
369 * \param psz_uri the mrl to add to the playlist
370 * \param psz_name a text giving a name or description of this item
371 * \param i_mode the mode used when adding
372 * \param i_pos the position in the playlist where to add. If this is
373 * PLAYLIST_END the item will be added at the end of the playlist
374 * regardless of its size
375 * \param i_duration length of the item in milliseconds.
376 * \param ppsz_options an array of options
377 * \param i_options the number of options
378 * \param b_playlist TRUE for playlist, FALSE for media library
379 * \param b_locked TRUE if the playlist is locked
380 * \return The id of the playlist item
382 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
383 const char *psz_name, int i_mode, int i_pos,
384 mtime_t i_duration, const char *const *ppsz_options,
385 int i_options, bool b_playlist, bool b_locked )
388 input_item_t *p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
389 i_options, ppsz_options,
392 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
394 int i_id = (i_ret == VLC_SUCCESS) ? p_input->i_id : -1;
396 vlc_gc_decref( p_input );
402 * Add an input item to the playlist node
404 * \param p_playlist the playlist to add into
405 * \param p_input the input item to add
406 * \param i_mode the mode used when adding
407 * \param i_pos the position in the playlist where to add. If this is
408 * PLAYLIST_END the item will be added at the end of the playlist
409 * regardless of its size
410 * \param b_playlist TRUE for playlist, FALSE for media library
411 * \param b_locked TRUE if the playlist is locked
412 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
414 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
415 int i_mode, int i_pos, bool b_playlist,
418 playlist_item_t *p_item_cat, *p_item_one;
419 if( p_playlist->b_die ) return VLC_EGENERIC;
420 if( !pl_priv(p_playlist)->b_doing_ml )
421 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
424 PL_LOCK_IF( !b_locked );
426 /* Add to ONELEVEL */
427 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
428 if( p_item_one == NULL ) return VLC_ENOMEM;
429 AddItem( p_playlist, p_item_one,
430 b_playlist ? p_playlist->p_local_onelevel :
431 p_playlist->p_ml_onelevel , i_mode, i_pos );
433 /* Add to CATEGORY */
434 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
435 if( p_item_cat == NULL ) return VLC_ENOMEM;
436 AddItem( p_playlist, p_item_cat,
437 b_playlist ? p_playlist->p_local_category :
438 p_playlist->p_ml_category , i_mode, i_pos );
440 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
442 PL_UNLOCK_IF( !b_locked );
449 * Add an input item to p_direct_parent in the category tree, and to the
450 * matching top category in onelevel
451 * \param p_playlist the playlist to add into
452 * \param p_input the input item to add
453 * \param p_direct_parent the parent item to add into
454 * \param i_mode the mode used when adding
455 * \param i_pos the position in the playlist where to add. If this is
456 * PLAYLIST_END the item will be added at the end of the playlist
457 * regardless of its size
458 * \param i_cat id of the items category
459 * \param i_one id of the item onelevel category
460 * \param b_locked TRUE if the playlist is locked
461 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
463 int playlist_BothAddInput( playlist_t *p_playlist,
464 input_item_t *p_input,
465 playlist_item_t *p_direct_parent,
466 int i_mode, int i_pos,
467 int *i_cat, int *i_one, bool b_locked )
469 playlist_item_t *p_item_cat, *p_item_one, *p_up;
473 if( !vlc_object_alive( p_playlist ) )
476 PL_LOCK_IF( !b_locked );
478 /* Add to category */
479 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
480 if( p_item_cat == NULL ) return VLC_ENOMEM;
481 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
483 /* Add to onelevel */
484 /**Â \todo make a faster case for ml import */
485 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
486 if( p_item_one == NULL ) return VLC_ENOMEM;
488 p_up = p_direct_parent;
489 while( p_up->p_parent != p_playlist->p_root_category )
491 p_up = p_up->p_parent;
493 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
495 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input->i_id ==
496 p_up->p_input->i_id )
498 AddItem( p_playlist, p_item_one,
499 p_playlist->p_root_onelevel->pp_children[i_top],
504 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
506 if( i_cat ) *i_cat = p_item_cat->i_id;
507 if( i_one ) *i_one = p_item_one->i_id;
509 PL_UNLOCK_IF( !b_locked );
514 * Add an input item to a given node
516 * \param p_playlist the playlist to add into
517 * \param p_input the input item to add
518 * \param p_parent the parent item to add into
519 * \param i_mode the mode used when addin
520 * \param i_pos the position in the playlist where to add. If this is
521 * PLAYLIST_END the item will be added at the end of the playlist
522 * regardless of its size
523 * \param b_locked TRUE if the playlist is locked
524 * \return the new playlist item
526 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
527 input_item_t *p_input,
528 playlist_item_t *p_parent,
529 int i_mode, int i_pos,
532 playlist_item_t *p_item;
534 assert( p_parent && p_parent->i_children != -1 );
536 if( p_playlist->b_die )
538 PL_LOCK_IF( !b_locked );
540 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
541 if( p_item == NULL ) return NULL;
542 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
544 PL_UNLOCK_IF( !b_locked );
549 /*****************************************************************************
550 * Playlist item misc operations
551 *****************************************************************************/
556 * Transform an item to a node. Return the node in the category tree, or NULL
558 * This function must be entered without the playlist lock
559 * \param p_playlist the playlist object
560 * \param p_item the item to transform
561 * \param b_locked TRUE if the playlist is locked
562 * \return the item transform in a node
564 playlist_item_t *playlist_ItemToNode( playlist_t *p_playlist,
565 playlist_item_t *p_item,
569 playlist_item_t *p_item_in_category;
571 * Find the input in CATEGORY.
573 * - change it to node
574 * - we'll return it at the end
575 * - If we are a direct child of onelevel root, change to node, else
576 * delete the input from ONELEVEL
577 * - If we don't find it, just change to node (we are probably in VLM)
580 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
581 * useful for later BothAddInput )
584 PL_LOCK_IF( !b_locked );
586 /* Fast track the media library, no time to loose */
587 if( p_item == p_playlist->p_ml_category ) {
588 PL_UNLOCK_IF( !b_locked );
592 /** \todo First look if we don't already have it */
593 p_item_in_category = playlist_ItemFindFromInputAndRoot(
594 p_playlist, p_item->p_input->i_id,
595 p_playlist->p_root_category,
598 if( p_item_in_category )
600 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
601 p_playlist, p_item->p_input->i_id,
602 p_playlist->p_root_onelevel,
604 assert( p_item_in_one );
606 /* We already have it, and there is nothing more to do */
607 ChangeToNode( p_playlist, p_item_in_category );
609 /* Item in one is a root, change it to node */
610 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
611 ChangeToNode( p_playlist, p_item_in_one );
614 playlist_item_t *p_status_item = get_current_status_item( p_playlist );
615 playlist_item_t *p_status_node = get_current_status_node( p_playlist );
616 if( p_item_in_one == p_status_item )
618 /* We're deleting the current playlist item. Update
619 * the playlist object to point at the previous item
620 * so the playlist won't be restarted */
621 playlist_item_t *p_prev_status_item = NULL;
623 while( i < p_status_node->i_children &&
624 p_status_node->pp_children[i] != p_status_item )
626 p_prev_status_item = p_status_node->pp_children[i];
629 if( i == p_status_node->i_children )
630 p_prev_status_item = NULL;
631 if( p_prev_status_item )
632 set_current_status_item( p_playlist, p_prev_status_item );
634 DeleteFromInput( p_playlist, p_item_in_one->p_input->i_id,
635 p_playlist->p_root_onelevel, false );
637 pl_priv(p_playlist)->b_reset_currently_playing = true;
638 vlc_object_signal_unlocked( p_playlist );
639 var_SetInteger( p_playlist, "item-change", p_item_in_category->
641 PL_UNLOCK_IF( !b_locked );
642 return p_item_in_category;
646 ChangeToNode( p_playlist, p_item );
647 PL_UNLOCK_IF( !b_locked );
653 * Find an item within a root, given its input id.
655 * \param p_playlist the playlist object
656 * \param i_input_id id of the input
657 * \param p_root root playlist item
658 * \param b_items_only TRUE if we want the item himself
659 * \return the first found item, or NULL if not found
661 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
663 playlist_item_t *p_root,
667 for( i = 0 ; i< p_root->i_children ; i++ )
669 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
670 p_root->pp_children[i]->p_input->i_id == i_input_id )
672 return p_root->pp_children[i];
674 else if( p_root->pp_children[i]->i_children >= 0 )
676 playlist_item_t *p_search =
677 playlist_ItemFindFromInputAndRoot( p_playlist, i_input_id,
678 p_root->pp_children[i],
680 if( p_search ) return p_search;
687 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
688 playlist_item_t *p_node, int i_newpos )
691 playlist_item_t *p_detach = p_item->p_parent;
694 if( p_node->i_children == -1 ) return VLC_EGENERIC;
696 for( j = 0; j < p_detach->i_children; j++ )
698 if( p_detach->pp_children[j] == p_item ) break;
700 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
702 /* If j < i_newpos, we are moving the element from the top to the
703 * down of the playlist. So when removing the element we change have
704 * to change the position as we loose one element
709 /* Attach to new parent */
710 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
711 p_item->p_parent = p_node;
719 * This function must be entered with the playlist lock
721 * \param p_playlist the playlist
722 * \param p_item the item to move
723 * \param p_node the new parent of the item
724 * \param i_newpos the new position under this new parent
725 * \return VLC_SUCCESS or an error
727 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
728 playlist_item_t *p_node, int i_newpos )
733 /* Drop on a top level node. Move in the two trees */
734 if( p_node->p_parent == p_playlist->p_root_category ||
735 p_node->p_parent == p_playlist->p_root_onelevel )
737 /* Fixme: avoid useless lookups but we need some clean helpers */
739 /* Fixme: if we try to move a node on a top-level node, it will
740 * fail because the node doesn't exist in onelevel and we will
741 * do some shit in onelevel. We should recursively move all items
743 playlist_item_t *p_node_onelevel;
744 playlist_item_t *p_item_onelevel;
745 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
746 p_node->p_input->i_id,
747 p_playlist->p_root_onelevel,
749 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
750 p_item->p_input->i_id,
751 p_playlist->p_root_onelevel,
753 if( p_node_onelevel && p_item_onelevel )
754 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
757 playlist_item_t *p_node_category;
758 playlist_item_t *p_item_category;
759 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
760 p_node->p_input->i_id,
761 p_playlist->p_root_category,
763 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
764 p_item->p_input->i_id,
765 p_playlist->p_root_category,
767 if( p_node_category && p_item_category )
768 TreeMove( p_playlist, p_item_category, p_node_category, 0 );
773 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
774 pl_priv(p_playlist)->b_reset_currently_playing = true;
775 vlc_object_signal_unlocked( p_playlist );
780 * Send a notification that an item has been added to a node
782 * \param p_playlist the playlist object
783 * \param i_item_id id of the item added
784 * \param i_node_id id of the node in wich the item was added
785 * \param b_signal TRUE if the function must send a signal
788 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
789 int i_node_id, bool b_signal )
794 playlist_add_t *p_add = (playlist_add_t *)malloc( sizeof( playlist_add_t) );
798 p_add->i_item = i_item_id;
799 p_add->i_node = i_node_id;
800 val.p_address = p_add;
801 pl_priv(p_playlist)->b_reset_currently_playing = true;
803 vlc_object_signal_unlocked( p_playlist );
805 var_Set( p_playlist, "item-append", val );
809 /***************************************************************************
810 * The following functions are local
811 ***************************************************************************/
813 /* Enqueue an item for preparsing, and play it, if needed */
814 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
815 playlist_item_t *p_item_cat,
816 playlist_item_t *p_item_one )
819 if( (i_mode & PLAYLIST_GO ) )
821 playlist_item_t *p_parent = p_item_one;
822 playlist_item_t *p_toplay = NULL;
825 if( p_parent == p_playlist->p_root_category )
827 p_toplay = p_item_cat; break;
829 else if( p_parent == p_playlist->p_root_onelevel )
831 p_toplay = p_item_one; break;
833 p_parent = p_parent->p_parent;
836 pl_priv(p_playlist)->request.b_request = true;
837 pl_priv(p_playlist)->request.i_skip = 0;
838 pl_priv(p_playlist)->request.p_item = p_toplay;
839 if( pl_priv(p_playlist)->p_input )
840 input_StopThread( pl_priv(p_playlist)->p_input );
841 pl_priv(p_playlist)->request.i_status = PLAYLIST_RUNNING;
842 vlc_object_signal_unlocked( p_playlist );
844 /* Preparse if PREPARSE or SPREPARSE & not enough meta */
845 char *psz_artist = input_item_GetArtist( p_item_cat->p_input );
846 char *psz_album = input_item_GetAlbum( p_item_cat->p_input );
847 if( pl_priv(p_playlist)->b_auto_preparse &&
848 (i_mode & PLAYLIST_PREPARSE ||
849 ( i_mode & PLAYLIST_SPREPARSE &&
850 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
852 playlist_PreparseEnqueue( p_playlist, p_item_cat->p_input );
853 /* If we already have it, signal it */
854 else if( !EMPTY_STR( psz_artist ) && !EMPTY_STR( psz_album ) )
855 input_item_SetPreparsed( p_item_cat->p_input, true );
860 /* Add the playlist item to the requested node and fire a notification */
861 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
862 playlist_item_t *p_node, int i_mode, int i_pos )
865 ARRAY_APPEND(p_playlist->items, p_item);
866 ARRAY_APPEND(p_playlist->all_items, p_item);
868 if( i_pos == PLAYLIST_END )
869 playlist_NodeAppend( p_playlist, p_item, p_node );
871 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
873 if( !pl_priv(p_playlist)->b_doing_ml )
874 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
875 !( i_mode & PLAYLIST_NO_REBUILD ) );
878 /* Actually convert an item to a node */
879 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
882 if( p_item->i_children == -1 )
883 p_item->i_children = 0;
885 /* Remove it from the array of available items */
886 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
888 ARRAY_REMOVE( p_playlist->items, i );
891 /* Do the actual removal */
892 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
896 int i_id = p_item->i_id;
899 if( p_item->i_children > -1 )
901 return playlist_NodeDelete( p_playlist, p_item, true, false );
903 pl_priv(p_playlist)->b_reset_currently_playing = true;
904 var_SetInteger( p_playlist, "item-deleted", i_id );
906 /* Remove the item from the bank */
907 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
909 ARRAY_REMOVE( p_playlist->all_items, i );
911 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
913 ARRAY_REMOVE( p_playlist->items, i );
915 /* Check if it is the current item */
916 if( get_current_status_item( p_playlist ) == p_item )
918 /* Hack we don't call playlist_Control for lock reasons */
921 pl_priv(p_playlist)->request.i_status = PLAYLIST_STOPPED;
922 pl_priv(p_playlist)->request.b_request = true;
923 pl_priv(p_playlist)->request.p_item = NULL;
924 msg_Info( p_playlist, "stopping playback" );
925 vlc_object_signal_unlocked( VLC_OBJECT(p_playlist) );
929 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
931 /* Remove the item from its parent */
932 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
934 playlist_ItemRelease( p_item );