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 static playlist_item_t *ItemToNode( playlist_t *, playlist_item_t *, bool );
43 /*****************************************************************************
44 * An input item has gained a subitem (Event Callback)
45 *****************************************************************************/
46 static void input_item_subitem_added( const vlc_event_t * p_event,
49 playlist_item_t *p_parent_playlist_item = user_data;
50 playlist_t * p_playlist = p_parent_playlist_item->p_playlist;
51 input_item_t * p_parent, * p_child;
52 playlist_item_t * p_child_in_category;
53 playlist_item_t * p_item_in_category;
56 p_parent = p_event->p_obj;
57 p_child = p_event->u.input_item_subitem_added.p_new_child;
60 b_play = var_CreateGetBool( p_playlist, "playlist-autostart" );
62 /* This part is really hakish, but this playlist system isn't simple */
63 /* First check if we haven't already added the item as we are
64 * listening using the onelevel and the category representent
65 * (Because of the playlist design) */
66 p_child_in_category = playlist_ItemFindFromInputAndRoot(
68 p_playlist->p_root_category,
69 false /* Only non-node */ );
71 if( !p_child_in_category )
73 /* Then, transform to a node if needed */
74 p_item_in_category = playlist_ItemFindFromInputAndRoot(
76 p_playlist->p_root_category,
77 false /* Only non-node */ );
78 if( !p_item_in_category )
80 /* Item may have been removed */
86 p_item_in_category == get_current_status_item( p_playlist );
88 /* If this item is already a node don't transform it */
89 if( p_item_in_category->i_children == -1 )
91 p_item_in_category = ItemToNode( p_playlist,
92 p_item_in_category, pl_Locked );
93 p_item_in_category->p_input->i_type = ITEM_TYPE_PLAYLIST;
96 int i_ret = playlist_BothAddInput( p_playlist, p_child,
98 PLAYLIST_APPEND | PLAYLIST_SPREPARSE , PLAYLIST_END,
99 NULL, NULL, pl_Locked );
101 if( i_ret == VLC_SUCCESS && b_play )
103 playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
104 pl_Locked, p_item_in_category, NULL );
112 /*****************************************************************************
113 * An input item's meta or duration has changed (Event Callback)
114 *****************************************************************************/
115 static void input_item_changed( const vlc_event_t * p_event,
118 playlist_item_t *p_item = user_data;
119 VLC_UNUSED( p_event );
120 var_SetAddress( p_item->p_playlist, "item-change", p_item->p_input );
123 /*****************************************************************************
124 * Listen to vlc_InputItemAddSubItem event
125 *****************************************************************************/
126 static void install_input_item_observer( playlist_item_t * p_item )
128 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
129 vlc_event_attach( p_em, vlc_InputItemSubItemAdded,
130 input_item_subitem_added, p_item );
131 vlc_event_attach( p_em, vlc_InputItemDurationChanged,
132 input_item_changed, p_item );
133 vlc_event_attach( p_em, vlc_InputItemMetaChanged,
134 input_item_changed, p_item );
135 vlc_event_attach( p_em, vlc_InputItemNameChanged,
136 input_item_changed, p_item );
137 vlc_event_attach( p_em, vlc_InputItemInfoChanged,
138 input_item_changed, p_item );
139 vlc_event_attach( p_em, vlc_InputItemErrorWhenReadingChanged,
140 input_item_changed, p_item );
143 static void uninstall_input_item_observer( playlist_item_t * p_item )
145 vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
146 vlc_event_detach( p_em, vlc_InputItemSubItemAdded,
147 input_item_subitem_added, p_item );
148 vlc_event_detach( p_em, vlc_InputItemMetaChanged,
149 input_item_changed, p_item );
150 vlc_event_detach( p_em, vlc_InputItemDurationChanged,
151 input_item_changed, p_item );
152 vlc_event_detach( p_em, vlc_InputItemNameChanged,
153 input_item_changed, p_item );
154 vlc_event_detach( p_em, vlc_InputItemInfoChanged,
155 input_item_changed, p_item );
156 vlc_event_detach( p_em, vlc_InputItemErrorWhenReadingChanged,
157 input_item_changed, p_item );
160 /*****************************************************************************
161 * Playlist item creation
162 *****************************************************************************/
163 playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
164 input_item_t *p_input )
166 playlist_item_t* p_item = malloc( sizeof( playlist_item_t ) );
172 p_item->p_input = p_input;
173 vlc_gc_incref( p_item->p_input );
175 p_item->i_id = ++pl_priv(p_playlist)->i_last_playlist_id;
177 p_item->p_parent = NULL;
178 p_item->i_children = -1;
179 p_item->pp_children = NULL;
181 p_item->p_playlist = p_playlist;
183 install_input_item_observer( p_item );
188 /***************************************************************************
189 * Playlist item destruction
190 ***************************************************************************/
195 * \param p_item item to delete
196 * \return VLC_SUCCESS
198 int playlist_ItemRelease( playlist_item_t *p_item )
201 playlist_t *p_playlist = p_item->p_playlist;
204 /* Surprise, we can't actually do more because we
205 * don't do refcounting, or eauivalent.
206 * Because item are not only accessed by their id
207 * using playlist_item outside the PL_LOCK isn't safe.
208 * Most of the modules does that.
210 * Who wants to add proper memory management? */
211 uninstall_input_item_observer( p_item );
212 ARRAY_APPEND( pl_priv(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 p_input 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, input_item_t *p_input,
227 playlist_item_t *p_root, bool b_do_stop )
231 for( i = 0 ; i< p_root->i_children ; i++ )
233 if( p_root->pp_children[i]->i_children == -1 &&
234 p_root->pp_children[i]->p_input == p_input )
236 DeleteInner( p_playlist, p_root->pp_children[i], b_do_stop );
239 else if( p_root->pp_children[i]->i_children >= 0 )
241 int i_ret = DeleteFromInput( p_playlist, p_input,
242 p_root->pp_children[i], b_do_stop );
243 if( i_ret == VLC_SUCCESS ) return VLC_SUCCESS;
252 * Remove an input item when it appears from a root playlist item
253 * \param p_playlist playlist object
254 * \param p_input the input to delete
255 * \param p_root root playlist item
256 * \param b_locked TRUE if the playlist is locked
257 * \return VLC_SUCCESS or VLC_EGENERIC
259 int playlist_DeleteFromInputInParent( playlist_t *p_playlist,
260 input_item_t *p_item,
261 playlist_item_t *p_root, bool b_locked )
264 PL_LOCK_IF( !b_locked );
265 i_ret = DeleteFromInput( p_playlist, p_item, p_root, true );
266 PL_UNLOCK_IF( !b_locked );
273 * Remove an input item from ONELEVEL and CATEGORY
274 * \param p_playlist playlist object
275 * \param p_input the input to delete
276 * \param b_locked TRUE if the playlist is locked
277 * \return VLC_SUCCESS or VLC_ENOITEM
279 int playlist_DeleteFromInput( playlist_t *p_playlist, input_item_t *p_input,
283 PL_LOCK_IF( !b_locked );
284 i_ret1 = DeleteFromInput( p_playlist, p_input,
285 p_playlist->p_root_category, true );
286 i_ret2 = DeleteFromInput( p_playlist, p_input,
287 p_playlist->p_root_onelevel, true );
288 PL_UNLOCK_IF( !b_locked );
289 return ( i_ret1 == VLC_SUCCESS || i_ret2 == VLC_SUCCESS ) ?
290 VLC_SUCCESS : VLC_ENOITEM;
296 * \param p_playlist playlist object
297 * \param b_locked TRUE if the playlist is locked
300 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
302 PL_LOCK_IF( !b_locked );
303 playlist_NodeEmpty( p_playlist, p_playlist->p_local_category, true );
304 playlist_NodeEmpty( p_playlist, p_playlist->p_local_onelevel, true );
305 PL_UNLOCK_IF( !b_locked );
309 * Delete playlist item
311 * Remove a playlist item from the playlist, given its id
312 * This function is to be used only by the playlist
313 * \param p_playlist playlist object
314 * \param i_id id of the item do delete
315 * \return VLC_SUCCESS or an error
317 int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
320 playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id );
321 if( !p_item ) return VLC_EGENERIC;
322 return DeleteInner( p_playlist, p_item, true );
325 /***************************************************************************
326 * Playlist item addition
327 ***************************************************************************/
331 * Add an item to the playlist or the media library
332 * \param p_playlist the playlist to add into
333 * \param psz_uri the mrl to add to the playlist
334 * \param psz_name a text giving a name or description of this item
335 * \param i_mode the mode used when adding
336 * \param i_pos the position in the playlist where to add. If this is
337 * PLAYLIST_END the item will be added at the end of the playlist
338 * regardless of its size
339 * \param b_playlist TRUE for playlist, FALSE for media library
340 * \param b_locked TRUE if the playlist is locked
341 * \return VLC_SUCCESS or a VLC error code
343 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
344 const char *psz_name, int i_mode, int i_pos,
345 bool b_playlist, bool b_locked )
347 return playlist_AddExt( p_playlist, psz_uri, psz_name,
348 i_mode, i_pos, -1, 0, NULL, 0, b_playlist, b_locked );
352 * Add a MRL into the playlist or the media library, duration and options given
354 * \param p_playlist the playlist to add into
355 * \param psz_uri the mrl to add to the playlist
356 * \param psz_name a text giving a name or description of this item
357 * \param i_mode the mode used when adding
358 * \param i_pos the position in the playlist where to add. If this is
359 * PLAYLIST_END the item will be added at the end of the playlist
360 * regardless of its size
361 * \param i_duration length of the item in milliseconds.
362 * \param i_options the number of options
363 * \param ppsz_options an array of options
364 * \param i_option_flags options flags
365 * \param b_playlist TRUE for playlist, FALSE for media library
366 * \param b_locked TRUE if the playlist is locked
367 * \return VLC_SUCCESS or a VLC error code
369 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
370 const char *psz_name, int i_mode, int i_pos,
372 int i_options, const char *const *ppsz_options,
373 unsigned i_option_flags,
374 bool b_playlist, bool b_locked )
377 input_item_t *p_input;
379 p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
380 i_options, ppsz_options, i_option_flags,
382 if( p_input == NULL )
384 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
386 vlc_gc_decref( p_input );
391 * Add an input item to the playlist node
393 * \param p_playlist the playlist to add into
394 * \param p_input the input item to add
395 * \param i_mode the mode used when adding
396 * \param i_pos the position in the playlist where to add. If this is
397 * PLAYLIST_END the item will be added at the end of the playlist
398 * regardless of its size
399 * \param b_playlist TRUE for playlist, FALSE for media library
400 * \param b_locked TRUE if the playlist is locked
401 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
403 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
404 int i_mode, int i_pos, bool b_playlist,
407 playlist_item_t *p_item_cat, *p_item_one;
408 if( p_playlist->b_die ) return VLC_EGENERIC;
409 if( !pl_priv(p_playlist)->b_doing_ml )
410 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
413 PL_LOCK_IF( !b_locked );
415 /* Add to ONELEVEL */
416 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
417 if( p_item_one == NULL ) return VLC_ENOMEM;
418 AddItem( p_playlist, p_item_one,
419 b_playlist ? p_playlist->p_local_onelevel :
420 p_playlist->p_ml_onelevel , i_mode, i_pos );
422 /* Add to CATEGORY */
423 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
424 if( p_item_cat == NULL ) return VLC_ENOMEM;
425 AddItem( p_playlist, p_item_cat,
426 b_playlist ? p_playlist->p_local_category :
427 p_playlist->p_ml_category , i_mode, i_pos );
429 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
431 PL_UNLOCK_IF( !b_locked );
438 * Add an input item to p_direct_parent in the category tree, and to the
439 * matching top category in onelevel
440 * \param p_playlist the playlist to add into
441 * \param p_input the input item to add
442 * \param p_direct_parent the parent item to add into
443 * \param i_mode the mode used when adding
444 * \param i_pos the position in the playlist where to add. If this is
445 * PLAYLIST_END the item will be added at the end of the playlist
446 * regardless of its size
447 * \param i_cat id of the items category
448 * \param i_one id of the item onelevel category
449 * \param b_locked TRUE if the playlist is locked
450 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
452 int playlist_BothAddInput( playlist_t *p_playlist,
453 input_item_t *p_input,
454 playlist_item_t *p_direct_parent,
455 int i_mode, int i_pos,
456 int *i_cat, int *i_one, bool b_locked )
458 playlist_item_t *p_item_cat, *p_item_one, *p_up;
462 if( !vlc_object_alive( p_playlist ) )
465 PL_LOCK_IF( !b_locked );
467 /* Add to category */
468 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
469 if( p_item_cat == NULL ) return VLC_ENOMEM;
470 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
472 /* Add to onelevel */
473 /**Â \todo make a faster case for ml import */
474 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
475 if( p_item_one == NULL ) return VLC_ENOMEM;
477 p_up = p_direct_parent;
478 while( p_up->p_parent != p_playlist->p_root_category )
480 p_up = p_up->p_parent;
482 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
484 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input ==
487 AddItem( p_playlist, p_item_one,
488 p_playlist->p_root_onelevel->pp_children[i_top],
493 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
495 if( i_cat ) *i_cat = p_item_cat->i_id;
496 if( i_one ) *i_one = p_item_one->i_id;
498 PL_UNLOCK_IF( !b_locked );
503 * Add an input item to a given node
505 * \param p_playlist the playlist to add into
506 * \param p_input the input item to add
507 * \param p_parent the parent item to add into
508 * \param i_mode the mode used when addin
509 * \param i_pos the position in the playlist where to add. If this is
510 * PLAYLIST_END the item will be added at the end of the playlist
511 * regardless of its size
512 * \param b_locked TRUE if the playlist is locked
513 * \return the new playlist item
515 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
516 input_item_t *p_input,
517 playlist_item_t *p_parent,
518 int i_mode, int i_pos,
521 playlist_item_t *p_item;
523 assert( p_parent && p_parent->i_children != -1 );
525 if( p_playlist->b_die )
527 PL_LOCK_IF( !b_locked );
529 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
530 if( p_item == NULL ) return NULL;
531 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
533 PL_UNLOCK_IF( !b_locked );
538 /*****************************************************************************
539 * Playlist item misc operations
540 *****************************************************************************/
545 * Transform an item to a node. Return the node in the category tree, or NULL
547 * This function must be entered without the playlist lock
548 * \param p_playlist the playlist object
549 * \param p_item the item to transform
550 * \param b_locked TRUE if the playlist is locked
551 * \return the item transform in a node
553 static playlist_item_t *ItemToNode( playlist_t *p_playlist,
554 playlist_item_t *p_item,
558 playlist_item_t *p_item_in_category;
560 * Find the input in CATEGORY.
562 * - change it to node
563 * - we'll return it at the end
564 * - If we are a direct child of onelevel root, change to node, else
565 * delete the input from ONELEVEL
566 * - If we don't find it, just change to node (we are probably in VLM)
569 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
570 * useful for later BothAddInput )
573 PL_LOCK_IF( !b_locked );
575 /* Fast track the media library, no time to loose */
576 if( p_item == p_playlist->p_ml_category ) {
577 PL_UNLOCK_IF( !b_locked );
581 /** \todo First look if we don't already have it */
582 p_item_in_category = playlist_ItemFindFromInputAndRoot(
583 p_playlist, p_item->p_input,
584 p_playlist->p_root_category,
587 if( p_item_in_category )
589 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
590 p_playlist, p_item->p_input,
591 p_playlist->p_root_onelevel,
593 assert( p_item_in_one );
595 /* We already have it, and there is nothing more to do */
596 ChangeToNode( p_playlist, p_item_in_category );
598 /* Item in one is a root, change it to node */
599 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
600 ChangeToNode( p_playlist, p_item_in_one );
603 playlist_item_t *p_status_item = get_current_status_item( p_playlist );
604 playlist_item_t *p_status_node = get_current_status_node( p_playlist );
605 if( p_item_in_one == p_status_item )
607 /* We're deleting the current playlist item. Update
608 * the playlist object to point at the previous item
609 * so the playlist won't be restarted */
610 playlist_item_t *p_prev_status_item = NULL;
612 while( i < p_status_node->i_children &&
613 p_status_node->pp_children[i] != p_status_item )
615 p_prev_status_item = p_status_node->pp_children[i];
618 if( i == p_status_node->i_children )
619 p_prev_status_item = NULL;
620 if( p_prev_status_item )
621 set_current_status_item( p_playlist, p_prev_status_item );
623 DeleteFromInput( p_playlist, p_item_in_one->p_input,
624 p_playlist->p_root_onelevel, false );
626 pl_priv(p_playlist)->b_reset_currently_playing = true;
627 vlc_cond_signal( &pl_priv(p_playlist)->signal );
628 var_SetAddress( p_playlist, "item-change", p_item_in_category->p_input );
629 PL_UNLOCK_IF( !b_locked );
630 return p_item_in_category;
634 ChangeToNode( p_playlist, p_item );
635 PL_UNLOCK_IF( !b_locked );
641 * Find an item within a root, given its input id.
643 * \param p_playlist the playlist object
644 * \param p_item the input item
645 * \param p_root root playlist item
646 * \param b_items_only TRUE if we want the item himself
647 * \return the first found item, or NULL if not found
649 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
650 input_item_t *p_item,
651 playlist_item_t *p_root,
655 for( i = 0 ; i< p_root->i_children ; i++ )
657 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
658 p_root->pp_children[i]->p_input == p_item )
660 return p_root->pp_children[i];
662 else if( p_root->pp_children[i]->i_children >= 0 )
664 playlist_item_t *p_search =
665 playlist_ItemFindFromInputAndRoot( p_playlist, p_item,
666 p_root->pp_children[i],
668 if( p_search ) return p_search;
675 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
676 playlist_item_t *p_node, int i_newpos )
679 playlist_item_t *p_detach = p_item->p_parent;
682 if( p_node->i_children == -1 ) return VLC_EGENERIC;
684 for( j = 0; j < p_detach->i_children; j++ )
686 if( p_detach->pp_children[j] == p_item ) break;
688 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
690 /* If j < i_newpos, we are moving the element from the top to the
691 * down of the playlist. So when removing the element we have
692 * to change the position as we loose one element
697 /* Attach to new parent */
698 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
699 p_item->p_parent = p_node;
707 * This function must be entered with the playlist lock
709 * \param p_playlist the playlist
710 * \param p_item the item to move
711 * \param p_node the new parent of the item
712 * \param i_newpos the new position under this new parent
713 * \return VLC_SUCCESS or an error
715 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
716 playlist_item_t *p_node, int i_newpos )
721 /* Drop on a top level node. Move in the two trees */
722 if( p_node->p_parent == p_playlist->p_root_category ||
723 p_node->p_parent == p_playlist->p_root_onelevel )
725 /* Fixme: avoid useless lookups but we need some clean helpers */
727 /* Fixme: if we try to move a node on a top-level node, it will
728 * fail because the node doesn't exist in onelevel and we will
729 * do some shit in onelevel. We should recursively move all items
731 playlist_item_t *p_node_onelevel;
732 playlist_item_t *p_item_onelevel;
733 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
735 p_playlist->p_root_onelevel,
737 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
739 p_playlist->p_root_onelevel,
741 if( p_node_onelevel && p_item_onelevel )
742 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
745 playlist_item_t *p_node_category;
746 playlist_item_t *p_item_category;
747 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
749 p_playlist->p_root_category,
751 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
753 p_playlist->p_root_category,
755 if( p_node_category && p_item_category )
756 TreeMove( p_playlist, p_item_category, p_node_category, 0 );
761 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
762 pl_priv(p_playlist)->b_reset_currently_playing = true;
763 vlc_cond_signal( &pl_priv(p_playlist)->signal );
768 * Send a notification that an item has been added to a node
770 * \param p_playlist the playlist object
771 * \param i_item_id id of the item added
772 * \param i_node_id id of the node in wich the item was added
773 * \param b_signal TRUE if the function must send a signal
776 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
777 int i_node_id, bool b_signal )
779 playlist_private_t *p_sys = pl_priv(p_playlist);
782 p_sys->b_reset_currently_playing = true;
784 vlc_cond_signal( &p_sys->signal );
787 add.i_item = i_item_id;
788 add.i_node = i_node_id;
791 val.p_address = &add;
793 var_Set( p_playlist, "playlist-item-append", val );
796 /***************************************************************************
797 * The following functions are local
798 ***************************************************************************/
800 /* Enqueue an item for preparsing, and play it, if needed */
801 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
802 playlist_item_t *p_item_cat,
803 playlist_item_t *p_item_one )
806 if( (i_mode & PLAYLIST_GO ) )
808 playlist_item_t *p_parent = p_item_one;
809 playlist_item_t *p_toplay = NULL;
812 if( p_parent == p_playlist->p_root_category )
814 p_toplay = p_item_cat; break;
816 else if( p_parent == p_playlist->p_root_onelevel )
818 p_toplay = p_item_one; break;
820 p_parent = p_parent->p_parent;
823 pl_priv(p_playlist)->request.b_request = true;
824 pl_priv(p_playlist)->request.i_skip = 0;
825 pl_priv(p_playlist)->request.p_item = p_toplay;
826 if( pl_priv(p_playlist)->p_input )
827 input_Stop( pl_priv(p_playlist)->p_input, true );
828 pl_priv(p_playlist)->request.i_status = PLAYLIST_RUNNING;
829 vlc_cond_signal( &pl_priv(p_playlist)->signal );
831 /* Preparse if PREPARSE or SPREPARSE & not enough meta */
832 char *psz_artist = input_item_GetArtist( p_item_cat->p_input );
833 char *psz_album = input_item_GetAlbum( p_item_cat->p_input );
834 if( pl_priv(p_playlist)->b_auto_preparse &&
835 (i_mode & PLAYLIST_PREPARSE ||
836 ( i_mode & PLAYLIST_SPREPARSE &&
837 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
839 playlist_PreparseEnqueue( p_playlist, p_item_cat->p_input, pl_Locked );
840 /* If we already have it, signal it */
841 else if( !EMPTY_STR( psz_artist ) && !EMPTY_STR( psz_album ) )
842 input_item_SetPreparsed( p_item_cat->p_input, true );
847 /* Add the playlist item to the requested node and fire a notification */
848 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
849 playlist_item_t *p_node, int i_mode, int i_pos )
852 ARRAY_APPEND(p_playlist->items, p_item);
853 ARRAY_APPEND(p_playlist->all_items, p_item);
855 if( i_pos == PLAYLIST_END )
856 playlist_NodeAppend( p_playlist, p_item, p_node );
858 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
860 if( !pl_priv(p_playlist)->b_doing_ml )
861 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
862 !( i_mode & PLAYLIST_NO_REBUILD ) );
865 /* Actually convert an item to a node */
866 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
869 if( p_item->i_children == -1 )
870 p_item->i_children = 0;
872 /* Remove it from the array of available items */
873 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
875 ARRAY_REMOVE( p_playlist->items, i );
878 /* Do the actual removal */
879 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
883 int i_id = p_item->i_id;
886 if( p_item->i_children > -1 )
888 return playlist_NodeDelete( p_playlist, p_item, true, false );
890 pl_priv(p_playlist)->b_reset_currently_playing = true;
891 var_SetInteger( p_playlist, "playlist-item-deleted", i_id );
893 /* Remove the item from the bank */
894 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
896 ARRAY_REMOVE( p_playlist->all_items, i );
898 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
900 ARRAY_REMOVE( p_playlist->items, i );
902 /* Check if it is the current item */
903 if( get_current_status_item( p_playlist ) == p_item && b_stop )
905 playlist_Control( p_playlist, PLAYLIST_STOP, pl_Locked );
906 msg_Info( p_playlist, "stopping playback" );
909 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
911 /* Remove the item from its parent */
912 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
914 playlist_ItemRelease( p_item );