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 /***************************************************************************
187 * Playlist item destruction
188 ***************************************************************************/
193 * \param p_item item to delete
194 * \return VLC_SUCCESS
196 int playlist_ItemRelease( playlist_item_t *p_item )
199 playlist_t *p_playlist = p_item->p_playlist;
202 /* Surprise, we can't actually do more because we
203 * don't do refcounting, or eauivalent.
204 * Because item are not only accessed by their id
205 * using playlist_item outside the PL_LOCK isn't safe.
206 * Most of the modules does that.
208 * Who wants to add proper memory management? */
209 uninstall_input_item_observer( p_item );
210 ARRAY_APPEND( pl_priv(p_playlist)->items_to_delete, p_item);
217 * Remove an input item when it appears from a root playlist item
218 * \param p_playlist playlist object
219 * \param i_input_id id of the input to delete
220 * \param p_root root playlist item
221 * \param b_do_stop must stop or not the playlist
222 * \return VLC_SUCCESS or VLC_EGENERIC
224 static int DeleteFromInput( playlist_t *p_playlist, int i_input_id,
225 playlist_item_t *p_root, bool b_do_stop )
229 for( i = 0 ; i< p_root->i_children ; i++ )
231 if( p_root->pp_children[i]->i_children == -1 &&
232 p_root->pp_children[i]->p_input->i_id == i_input_id )
234 DeleteInner( p_playlist, p_root->pp_children[i], b_do_stop );
237 else if( p_root->pp_children[i]->i_children >= 0 )
239 int i_ret = DeleteFromInput( p_playlist, i_input_id,
240 p_root->pp_children[i], b_do_stop );
241 if( i_ret == VLC_SUCCESS ) return VLC_SUCCESS;
250 * Remove an input item when it appears from a root playlist item
251 * \param p_playlist playlist object
252 * \param i_input_id id of the input to delete
253 * \param p_root root playlist item
254 * \param b_locked TRUE if the playlist is locked
255 * \return VLC_SUCCESS or VLC_EGENERIC
257 int playlist_DeleteFromInputInParent( playlist_t *p_playlist, int i_input_id,
258 playlist_item_t *p_root, bool b_locked )
261 PL_LOCK_IF( !b_locked );
262 i_ret = DeleteFromInput( p_playlist, i_input_id,
264 PL_UNLOCK_IF( !b_locked );
271 * Remove an input item from ONELEVEL and CATEGORY
272 * \param p_playlist playlist object
273 * \param i_input_id id of the input to delete
274 * \param b_locked TRUE if the playlist is locked
275 * \return VLC_SUCCESS or VLC_ENOITEM
277 int playlist_DeleteFromInput( playlist_t *p_playlist, int i_input_id,
281 PL_LOCK_IF( !b_locked );
282 i_ret1 = DeleteFromInput( p_playlist, i_input_id,
283 p_playlist->p_root_category, true );
284 i_ret2 = DeleteFromInput( p_playlist, i_input_id,
285 p_playlist->p_root_onelevel, true );
286 PL_UNLOCK_IF( !b_locked );
287 return ( i_ret1 == VLC_SUCCESS || i_ret2 == VLC_SUCCESS ) ?
288 VLC_SUCCESS : VLC_ENOITEM;
294 * \param p_playlist playlist object
295 * \param b_locked TRUE if the playlist is locked
298 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
300 PL_LOCK_IF( !b_locked );
301 playlist_NodeEmpty( p_playlist, p_playlist->p_local_category, true );
302 playlist_NodeEmpty( p_playlist, p_playlist->p_local_onelevel, true );
303 PL_UNLOCK_IF( !b_locked );
307 * Delete playlist item
309 * Remove a playlist item from the playlist, given its id
310 * This function is to be used only by the playlist
311 * \param p_playlist playlist object
312 * \param i_id id of the item do delete
313 * \return VLC_SUCCESS or an error
315 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, 0, 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 i_options the number of options
362 * \param ppsz_options an array of options
363 * \param i_option_flags options flags
364 * \param b_playlist TRUE for playlist, FALSE for media library
365 * \param b_locked TRUE if the playlist is locked
366 * \return The id of the playlist item
368 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
369 const char *psz_name, int i_mode, int i_pos,
371 int i_options, const char *const *ppsz_options, unsigned i_option_flags,
372 bool b_playlist, bool b_locked )
375 input_item_t *p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
376 i_options, ppsz_options, i_option_flags,
379 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
381 int i_id = (i_ret == VLC_SUCCESS) ? p_input->i_id : -1;
383 vlc_gc_decref( p_input );
389 * Add an input item to the playlist node
391 * \param p_playlist the playlist to add into
392 * \param p_input the input item to add
393 * \param i_mode the mode used when adding
394 * \param i_pos the position in the playlist where to add. If this is
395 * PLAYLIST_END the item will be added at the end of the playlist
396 * regardless of its size
397 * \param b_playlist TRUE for playlist, FALSE for media library
398 * \param b_locked TRUE if the playlist is locked
399 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
401 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
402 int i_mode, int i_pos, bool b_playlist,
405 playlist_item_t *p_item_cat, *p_item_one;
406 if( p_playlist->b_die ) return VLC_EGENERIC;
407 if( !pl_priv(p_playlist)->b_doing_ml )
408 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
411 PL_LOCK_IF( !b_locked );
413 /* Add to ONELEVEL */
414 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
415 if( p_item_one == NULL ) return VLC_ENOMEM;
416 AddItem( p_playlist, p_item_one,
417 b_playlist ? p_playlist->p_local_onelevel :
418 p_playlist->p_ml_onelevel , i_mode, i_pos );
420 /* Add to CATEGORY */
421 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
422 if( p_item_cat == NULL ) return VLC_ENOMEM;
423 AddItem( p_playlist, p_item_cat,
424 b_playlist ? p_playlist->p_local_category :
425 p_playlist->p_ml_category , i_mode, i_pos );
427 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
429 PL_UNLOCK_IF( !b_locked );
436 * Add an input item to p_direct_parent in the category tree, and to the
437 * matching top category in onelevel
438 * \param p_playlist the playlist to add into
439 * \param p_input the input item to add
440 * \param p_direct_parent the parent item to add into
441 * \param i_mode the mode used when adding
442 * \param i_pos the position in the playlist where to add. If this is
443 * PLAYLIST_END the item will be added at the end of the playlist
444 * regardless of its size
445 * \param i_cat id of the items category
446 * \param i_one id of the item onelevel category
447 * \param b_locked TRUE if the playlist is locked
448 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
450 int playlist_BothAddInput( playlist_t *p_playlist,
451 input_item_t *p_input,
452 playlist_item_t *p_direct_parent,
453 int i_mode, int i_pos,
454 int *i_cat, int *i_one, bool b_locked )
456 playlist_item_t *p_item_cat, *p_item_one, *p_up;
460 if( !vlc_object_alive( p_playlist ) )
463 PL_LOCK_IF( !b_locked );
465 /* Add to category */
466 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
467 if( p_item_cat == NULL ) return VLC_ENOMEM;
468 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
470 /* Add to onelevel */
471 /**Â \todo make a faster case for ml import */
472 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
473 if( p_item_one == NULL ) return VLC_ENOMEM;
475 p_up = p_direct_parent;
476 while( p_up->p_parent != p_playlist->p_root_category )
478 p_up = p_up->p_parent;
480 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
482 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input->i_id ==
483 p_up->p_input->i_id )
485 AddItem( p_playlist, p_item_one,
486 p_playlist->p_root_onelevel->pp_children[i_top],
491 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
493 if( i_cat ) *i_cat = p_item_cat->i_id;
494 if( i_one ) *i_one = p_item_one->i_id;
496 PL_UNLOCK_IF( !b_locked );
501 * Add an input item to a given node
503 * \param p_playlist the playlist to add into
504 * \param p_input the input item to add
505 * \param p_parent the parent item to add into
506 * \param i_mode the mode used when addin
507 * \param i_pos the position in the playlist where to add. If this is
508 * PLAYLIST_END the item will be added at the end of the playlist
509 * regardless of its size
510 * \param b_locked TRUE if the playlist is locked
511 * \return the new playlist item
513 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
514 input_item_t *p_input,
515 playlist_item_t *p_parent,
516 int i_mode, int i_pos,
519 playlist_item_t *p_item;
521 assert( p_parent && p_parent->i_children != -1 );
523 if( p_playlist->b_die )
525 PL_LOCK_IF( !b_locked );
527 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
528 if( p_item == NULL ) return NULL;
529 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
531 PL_UNLOCK_IF( !b_locked );
536 /*****************************************************************************
537 * Playlist item misc operations
538 *****************************************************************************/
543 * Transform an item to a node. Return the node in the category tree, or NULL
545 * This function must be entered without the playlist lock
546 * \param p_playlist the playlist object
547 * \param p_item the item to transform
548 * \param b_locked TRUE if the playlist is locked
549 * \return the item transform in a node
551 playlist_item_t *playlist_ItemToNode( playlist_t *p_playlist,
552 playlist_item_t *p_item,
556 playlist_item_t *p_item_in_category;
558 * Find the input in CATEGORY.
560 * - change it to node
561 * - we'll return it at the end
562 * - If we are a direct child of onelevel root, change to node, else
563 * delete the input from ONELEVEL
564 * - If we don't find it, just change to node (we are probably in VLM)
567 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
568 * useful for later BothAddInput )
571 PL_LOCK_IF( !b_locked );
573 /* Fast track the media library, no time to loose */
574 if( p_item == p_playlist->p_ml_category ) {
575 PL_UNLOCK_IF( !b_locked );
579 /** \todo First look if we don't already have it */
580 p_item_in_category = playlist_ItemFindFromInputAndRoot(
581 p_playlist, p_item->p_input->i_id,
582 p_playlist->p_root_category,
585 if( p_item_in_category )
587 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
588 p_playlist, p_item->p_input->i_id,
589 p_playlist->p_root_onelevel,
591 assert( p_item_in_one );
593 /* We already have it, and there is nothing more to do */
594 ChangeToNode( p_playlist, p_item_in_category );
596 /* Item in one is a root, change it to node */
597 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
598 ChangeToNode( p_playlist, p_item_in_one );
601 playlist_item_t *p_status_item = get_current_status_item( p_playlist );
602 playlist_item_t *p_status_node = get_current_status_node( p_playlist );
603 if( p_item_in_one == p_status_item )
605 /* We're deleting the current playlist item. Update
606 * the playlist object to point at the previous item
607 * so the playlist won't be restarted */
608 playlist_item_t *p_prev_status_item = NULL;
610 while( i < p_status_node->i_children &&
611 p_status_node->pp_children[i] != p_status_item )
613 p_prev_status_item = p_status_node->pp_children[i];
616 if( i == p_status_node->i_children )
617 p_prev_status_item = NULL;
618 if( p_prev_status_item )
619 set_current_status_item( p_playlist, p_prev_status_item );
621 DeleteFromInput( p_playlist, p_item_in_one->p_input->i_id,
622 p_playlist->p_root_onelevel, false );
624 pl_priv(p_playlist)->b_reset_currently_playing = true;
625 vlc_cond_signal( &pl_priv(p_playlist)->signal );
626 var_SetInteger( p_playlist, "item-change", p_item_in_category->
628 PL_UNLOCK_IF( !b_locked );
629 return p_item_in_category;
633 ChangeToNode( p_playlist, p_item );
634 PL_UNLOCK_IF( !b_locked );
640 * Find an item within a root, given its input id.
642 * \param p_playlist the playlist object
643 * \param i_input_id id of the input
644 * \param p_root root playlist item
645 * \param b_items_only TRUE if we want the item himself
646 * \return the first found item, or NULL if not found
648 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
650 playlist_item_t *p_root,
654 for( i = 0 ; i< p_root->i_children ; i++ )
656 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
657 p_root->pp_children[i]->p_input->i_id == i_input_id )
659 return p_root->pp_children[i];
661 else if( p_root->pp_children[i]->i_children >= 0 )
663 playlist_item_t *p_search =
664 playlist_ItemFindFromInputAndRoot( p_playlist, i_input_id,
665 p_root->pp_children[i],
667 if( p_search ) return p_search;
674 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
675 playlist_item_t *p_node, int i_newpos )
678 playlist_item_t *p_detach = p_item->p_parent;
681 if( p_node->i_children == -1 ) return VLC_EGENERIC;
683 for( j = 0; j < p_detach->i_children; j++ )
685 if( p_detach->pp_children[j] == p_item ) break;
687 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
689 /* If j < i_newpos, we are moving the element from the top to the
690 * down of the playlist. So when removing the element we have
691 * to change the position as we loose one element
696 /* Attach to new parent */
697 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
698 p_item->p_parent = p_node;
706 * This function must be entered with the playlist lock
708 * \param p_playlist the playlist
709 * \param p_item the item to move
710 * \param p_node the new parent of the item
711 * \param i_newpos the new position under this new parent
712 * \return VLC_SUCCESS or an error
714 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
715 playlist_item_t *p_node, int i_newpos )
720 /* Drop on a top level node. Move in the two trees */
721 if( p_node->p_parent == p_playlist->p_root_category ||
722 p_node->p_parent == p_playlist->p_root_onelevel )
724 /* Fixme: avoid useless lookups but we need some clean helpers */
726 /* Fixme: if we try to move a node on a top-level node, it will
727 * fail because the node doesn't exist in onelevel and we will
728 * do some shit in onelevel. We should recursively move all items
730 playlist_item_t *p_node_onelevel;
731 playlist_item_t *p_item_onelevel;
732 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
733 p_node->p_input->i_id,
734 p_playlist->p_root_onelevel,
736 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
737 p_item->p_input->i_id,
738 p_playlist->p_root_onelevel,
740 if( p_node_onelevel && p_item_onelevel )
741 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
744 playlist_item_t *p_node_category;
745 playlist_item_t *p_item_category;
746 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
747 p_node->p_input->i_id,
748 p_playlist->p_root_category,
750 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
751 p_item->p_input->i_id,
752 p_playlist->p_root_category,
754 if( p_node_category && p_item_category )
755 TreeMove( p_playlist, p_item_category, p_node_category, 0 );
760 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
761 pl_priv(p_playlist)->b_reset_currently_playing = true;
762 vlc_cond_signal( &pl_priv(p_playlist)->signal );
767 * Send a notification that an item has been added to a node
769 * \param p_playlist the playlist object
770 * \param i_item_id id of the item added
771 * \param i_node_id id of the node in wich the item was added
772 * \param b_signal TRUE if the function must send a signal
775 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
776 int i_node_id, bool b_signal )
781 playlist_add_t *p_add = (playlist_add_t *)malloc( sizeof( playlist_add_t) );
785 p_add->i_item = i_item_id;
786 p_add->i_node = i_node_id;
787 val.p_address = p_add;
788 pl_priv(p_playlist)->b_reset_currently_playing = true;
790 vlc_cond_signal( &pl_priv(p_playlist)->signal );
792 var_Set( p_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_StopThread( pl_priv(p_playlist)->p_input );
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, "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 )
905 /* Hack we don't call playlist_Control for lock reasons */
908 pl_priv(p_playlist)->request.i_status = PLAYLIST_STOPPED;
909 pl_priv(p_playlist)->request.b_request = true;
910 pl_priv(p_playlist)->request.p_item = NULL;
911 msg_Info( p_playlist, "stopping playback" );
912 vlc_cond_signal( &pl_priv(p_playlist)->signal );
916 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
918 /* Remove the item from its parent */
919 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
921 playlist_ItemRelease( p_item );