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 );
319 if( !p_item ) return VLC_EGENERIC;
320 return DeleteInner( p_playlist, p_item, true );
323 /***************************************************************************
324 * Playlist item addition
325 ***************************************************************************/
329 * Add an item to the playlist or the media library
330 * \param p_playlist the playlist to add into
331 * \param psz_uri the mrl to add to the playlist
332 * \param psz_name a text giving a name or description of this item
333 * \param i_mode the mode used when adding
334 * \param i_pos the position in the playlist where to add. If this is
335 * PLAYLIST_END the item will be added at the end of the playlist
336 * regardless of its size
337 * \param b_playlist TRUE for playlist, FALSE for media library
338 * \param b_locked TRUE if the playlist is locked
339 * \return The id of the playlist item
341 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
342 const char *psz_name, int i_mode, int i_pos,
343 bool b_playlist, bool b_locked )
345 return playlist_AddExt( p_playlist, psz_uri, psz_name,
346 i_mode, i_pos, -1, 0, NULL, 0, b_playlist, b_locked );
350 * Add a MRL into the playlist or the media library, duration and options given
352 * \param p_playlist the playlist to add into
353 * \param psz_uri the mrl to add to the playlist
354 * \param psz_name a text giving a name or description of this item
355 * \param i_mode the mode used when adding
356 * \param i_pos the position in the playlist where to add. If this is
357 * PLAYLIST_END the item will be added at the end of the playlist
358 * regardless of its size
359 * \param i_duration length of the item in milliseconds.
360 * \param i_options the number of options
361 * \param ppsz_options an array of options
362 * \param i_option_flags options flags
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,
370 int i_options, const char *const *ppsz_options, unsigned i_option_flags,
371 bool b_playlist, bool b_locked )
374 input_item_t *p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
375 i_options, ppsz_options, i_option_flags,
378 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
380 int i_id = (i_ret == VLC_SUCCESS) ? p_input->i_id : -1;
382 vlc_gc_decref( p_input );
388 * Add an input item to the playlist node
390 * \param p_playlist the playlist to add into
391 * \param p_input the input item to add
392 * \param i_mode the mode used when adding
393 * \param i_pos the position in the playlist where to add. If this is
394 * PLAYLIST_END the item will be added at the end of the playlist
395 * regardless of its size
396 * \param b_playlist TRUE for playlist, FALSE for media library
397 * \param b_locked TRUE if the playlist is locked
398 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
400 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
401 int i_mode, int i_pos, bool b_playlist,
404 playlist_item_t *p_item_cat, *p_item_one;
405 if( p_playlist->b_die ) return VLC_EGENERIC;
406 if( !pl_priv(p_playlist)->b_doing_ml )
407 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
410 PL_LOCK_IF( !b_locked );
412 /* Add to ONELEVEL */
413 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
414 if( p_item_one == NULL ) return VLC_ENOMEM;
415 AddItem( p_playlist, p_item_one,
416 b_playlist ? p_playlist->p_local_onelevel :
417 p_playlist->p_ml_onelevel , i_mode, i_pos );
419 /* Add to CATEGORY */
420 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
421 if( p_item_cat == NULL ) return VLC_ENOMEM;
422 AddItem( p_playlist, p_item_cat,
423 b_playlist ? p_playlist->p_local_category :
424 p_playlist->p_ml_category , i_mode, i_pos );
426 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
428 PL_UNLOCK_IF( !b_locked );
435 * Add an input item to p_direct_parent in the category tree, and to the
436 * matching top category in onelevel
437 * \param p_playlist the playlist to add into
438 * \param p_input the input item to add
439 * \param p_direct_parent the parent item to add into
440 * \param i_mode the mode used when adding
441 * \param i_pos the position in the playlist where to add. If this is
442 * PLAYLIST_END the item will be added at the end of the playlist
443 * regardless of its size
444 * \param i_cat id of the items category
445 * \param i_one id of the item onelevel category
446 * \param b_locked TRUE if the playlist is locked
447 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
449 int playlist_BothAddInput( playlist_t *p_playlist,
450 input_item_t *p_input,
451 playlist_item_t *p_direct_parent,
452 int i_mode, int i_pos,
453 int *i_cat, int *i_one, bool b_locked )
455 playlist_item_t *p_item_cat, *p_item_one, *p_up;
459 if( !vlc_object_alive( p_playlist ) )
462 PL_LOCK_IF( !b_locked );
464 /* Add to category */
465 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
466 if( p_item_cat == NULL ) return VLC_ENOMEM;
467 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
469 /* Add to onelevel */
470 /**Â \todo make a faster case for ml import */
471 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
472 if( p_item_one == NULL ) return VLC_ENOMEM;
474 p_up = p_direct_parent;
475 while( p_up->p_parent != p_playlist->p_root_category )
477 p_up = p_up->p_parent;
479 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
481 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input->i_id ==
482 p_up->p_input->i_id )
484 AddItem( p_playlist, p_item_one,
485 p_playlist->p_root_onelevel->pp_children[i_top],
490 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
492 if( i_cat ) *i_cat = p_item_cat->i_id;
493 if( i_one ) *i_one = p_item_one->i_id;
495 PL_UNLOCK_IF( !b_locked );
500 * Add an input item to a given node
502 * \param p_playlist the playlist to add into
503 * \param p_input the input item to add
504 * \param p_parent the parent item to add into
505 * \param i_mode the mode used when addin
506 * \param i_pos the position in the playlist where to add. If this is
507 * PLAYLIST_END the item will be added at the end of the playlist
508 * regardless of its size
509 * \param b_locked TRUE if the playlist is locked
510 * \return the new playlist item
512 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
513 input_item_t *p_input,
514 playlist_item_t *p_parent,
515 int i_mode, int i_pos,
518 playlist_item_t *p_item;
520 assert( p_parent && p_parent->i_children != -1 );
522 if( p_playlist->b_die )
524 PL_LOCK_IF( !b_locked );
526 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
527 if( p_item == NULL ) return NULL;
528 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
530 PL_UNLOCK_IF( !b_locked );
535 /*****************************************************************************
536 * Playlist item misc operations
537 *****************************************************************************/
542 * Transform an item to a node. Return the node in the category tree, or NULL
544 * This function must be entered without the playlist lock
545 * \param p_playlist the playlist object
546 * \param p_item the item to transform
547 * \param b_locked TRUE if the playlist is locked
548 * \return the item transform in a node
550 playlist_item_t *playlist_ItemToNode( playlist_t *p_playlist,
551 playlist_item_t *p_item,
555 playlist_item_t *p_item_in_category;
557 * Find the input in CATEGORY.
559 * - change it to node
560 * - we'll return it at the end
561 * - If we are a direct child of onelevel root, change to node, else
562 * delete the input from ONELEVEL
563 * - If we don't find it, just change to node (we are probably in VLM)
566 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
567 * useful for later BothAddInput )
570 PL_LOCK_IF( !b_locked );
572 /* Fast track the media library, no time to loose */
573 if( p_item == p_playlist->p_ml_category ) {
574 PL_UNLOCK_IF( !b_locked );
578 /** \todo First look if we don't already have it */
579 p_item_in_category = playlist_ItemFindFromInputAndRoot(
580 p_playlist, p_item->p_input->i_id,
581 p_playlist->p_root_category,
584 if( p_item_in_category )
586 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
587 p_playlist, p_item->p_input->i_id,
588 p_playlist->p_root_onelevel,
590 assert( p_item_in_one );
592 /* We already have it, and there is nothing more to do */
593 ChangeToNode( p_playlist, p_item_in_category );
595 /* Item in one is a root, change it to node */
596 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
597 ChangeToNode( p_playlist, p_item_in_one );
600 playlist_item_t *p_status_item = get_current_status_item( p_playlist );
601 playlist_item_t *p_status_node = get_current_status_node( p_playlist );
602 if( p_item_in_one == p_status_item )
604 /* We're deleting the current playlist item. Update
605 * the playlist object to point at the previous item
606 * so the playlist won't be restarted */
607 playlist_item_t *p_prev_status_item = NULL;
609 while( i < p_status_node->i_children &&
610 p_status_node->pp_children[i] != p_status_item )
612 p_prev_status_item = p_status_node->pp_children[i];
615 if( i == p_status_node->i_children )
616 p_prev_status_item = NULL;
617 if( p_prev_status_item )
618 set_current_status_item( p_playlist, p_prev_status_item );
620 DeleteFromInput( p_playlist, p_item_in_one->p_input->i_id,
621 p_playlist->p_root_onelevel, false );
623 pl_priv(p_playlist)->b_reset_currently_playing = true;
624 vlc_cond_signal( &pl_priv(p_playlist)->signal );
625 var_SetInteger( p_playlist, "item-change", p_item_in_category->
627 PL_UNLOCK_IF( !b_locked );
628 return p_item_in_category;
632 ChangeToNode( p_playlist, p_item );
633 PL_UNLOCK_IF( !b_locked );
639 * Find an item within a root, given its input id.
641 * \param p_playlist the playlist object
642 * \param i_input_id id of the input
643 * \param p_root root playlist item
644 * \param b_items_only TRUE if we want the item himself
645 * \return the first found item, or NULL if not found
647 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
649 playlist_item_t *p_root,
653 for( i = 0 ; i< p_root->i_children ; i++ )
655 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
656 p_root->pp_children[i]->p_input->i_id == i_input_id )
658 return p_root->pp_children[i];
660 else if( p_root->pp_children[i]->i_children >= 0 )
662 playlist_item_t *p_search =
663 playlist_ItemFindFromInputAndRoot( p_playlist, i_input_id,
664 p_root->pp_children[i],
666 if( p_search ) return p_search;
673 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
674 playlist_item_t *p_node, int i_newpos )
677 playlist_item_t *p_detach = p_item->p_parent;
680 if( p_node->i_children == -1 ) return VLC_EGENERIC;
682 for( j = 0; j < p_detach->i_children; j++ )
684 if( p_detach->pp_children[j] == p_item ) break;
686 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
688 /* If j < i_newpos, we are moving the element from the top to the
689 * down of the playlist. So when removing the element we have
690 * to change the position as we loose one element
695 /* Attach to new parent */
696 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
697 p_item->p_parent = p_node;
705 * This function must be entered with the playlist lock
707 * \param p_playlist the playlist
708 * \param p_item the item to move
709 * \param p_node the new parent of the item
710 * \param i_newpos the new position under this new parent
711 * \return VLC_SUCCESS or an error
713 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
714 playlist_item_t *p_node, int i_newpos )
719 /* Drop on a top level node. Move in the two trees */
720 if( p_node->p_parent == p_playlist->p_root_category ||
721 p_node->p_parent == p_playlist->p_root_onelevel )
723 /* Fixme: avoid useless lookups but we need some clean helpers */
725 /* Fixme: if we try to move a node on a top-level node, it will
726 * fail because the node doesn't exist in onelevel and we will
727 * do some shit in onelevel. We should recursively move all items
729 playlist_item_t *p_node_onelevel;
730 playlist_item_t *p_item_onelevel;
731 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
732 p_node->p_input->i_id,
733 p_playlist->p_root_onelevel,
735 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
736 p_item->p_input->i_id,
737 p_playlist->p_root_onelevel,
739 if( p_node_onelevel && p_item_onelevel )
740 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
743 playlist_item_t *p_node_category;
744 playlist_item_t *p_item_category;
745 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
746 p_node->p_input->i_id,
747 p_playlist->p_root_category,
749 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
750 p_item->p_input->i_id,
751 p_playlist->p_root_category,
753 if( p_node_category && p_item_category )
754 TreeMove( p_playlist, p_item_category, p_node_category, 0 );
759 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
760 pl_priv(p_playlist)->b_reset_currently_playing = true;
761 vlc_cond_signal( &pl_priv(p_playlist)->signal );
766 * Send a notification that an item has been added to a node
768 * \param p_playlist the playlist object
769 * \param i_item_id id of the item added
770 * \param i_node_id id of the node in wich the item was added
771 * \param b_signal TRUE if the function must send a signal
774 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
775 int i_node_id, bool b_signal )
780 playlist_add_t *p_add = (playlist_add_t *)malloc( sizeof( playlist_add_t) );
784 p_add->i_item = i_item_id;
785 p_add->i_node = i_node_id;
786 val.p_address = p_add;
787 pl_priv(p_playlist)->b_reset_currently_playing = true;
789 vlc_cond_signal( &pl_priv(p_playlist)->signal );
791 var_Set( p_playlist, "item-append", val );
795 /***************************************************************************
796 * The following functions are local
797 ***************************************************************************/
799 /* Enqueue an item for preparsing, and play it, if needed */
800 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
801 playlist_item_t *p_item_cat,
802 playlist_item_t *p_item_one )
805 if( (i_mode & PLAYLIST_GO ) )
807 playlist_item_t *p_parent = p_item_one;
808 playlist_item_t *p_toplay = NULL;
811 if( p_parent == p_playlist->p_root_category )
813 p_toplay = p_item_cat; break;
815 else if( p_parent == p_playlist->p_root_onelevel )
817 p_toplay = p_item_one; break;
819 p_parent = p_parent->p_parent;
822 pl_priv(p_playlist)->request.b_request = true;
823 pl_priv(p_playlist)->request.i_skip = 0;
824 pl_priv(p_playlist)->request.p_item = p_toplay;
825 if( pl_priv(p_playlist)->p_input )
826 input_StopThread( pl_priv(p_playlist)->p_input );
827 pl_priv(p_playlist)->request.i_status = PLAYLIST_RUNNING;
828 vlc_cond_signal( &pl_priv(p_playlist)->signal );
830 /* Preparse if PREPARSE or SPREPARSE & not enough meta */
831 char *psz_artist = input_item_GetArtist( p_item_cat->p_input );
832 char *psz_album = input_item_GetAlbum( p_item_cat->p_input );
833 if( pl_priv(p_playlist)->b_auto_preparse &&
834 (i_mode & PLAYLIST_PREPARSE ||
835 ( i_mode & PLAYLIST_SPREPARSE &&
836 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
838 playlist_PreparseEnqueue( p_playlist, p_item_cat->p_input, pl_Locked );
839 /* If we already have it, signal it */
840 else if( !EMPTY_STR( psz_artist ) && !EMPTY_STR( psz_album ) )
841 input_item_SetPreparsed( p_item_cat->p_input, true );
846 /* Add the playlist item to the requested node and fire a notification */
847 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
848 playlist_item_t *p_node, int i_mode, int i_pos )
851 ARRAY_APPEND(p_playlist->items, p_item);
852 ARRAY_APPEND(p_playlist->all_items, p_item);
854 if( i_pos == PLAYLIST_END )
855 playlist_NodeAppend( p_playlist, p_item, p_node );
857 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
859 if( !pl_priv(p_playlist)->b_doing_ml )
860 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
861 !( i_mode & PLAYLIST_NO_REBUILD ) );
864 /* Actually convert an item to a node */
865 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
868 if( p_item->i_children == -1 )
869 p_item->i_children = 0;
871 /* Remove it from the array of available items */
872 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
874 ARRAY_REMOVE( p_playlist->items, i );
877 /* Do the actual removal */
878 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
882 int i_id = p_item->i_id;
885 if( p_item->i_children > -1 )
887 return playlist_NodeDelete( p_playlist, p_item, true, false );
889 pl_priv(p_playlist)->b_reset_currently_playing = true;
890 var_SetInteger( p_playlist, "item-deleted", i_id );
892 /* Remove the item from the bank */
893 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
895 ARRAY_REMOVE( p_playlist->all_items, i );
897 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
899 ARRAY_REMOVE( p_playlist->items, i );
901 /* Check if it is the current item */
902 if( get_current_status_item( p_playlist ) == p_item )
904 /* Hack we don't call playlist_Control for lock reasons */
907 pl_priv(p_playlist)->request.i_status = PLAYLIST_STOPPED;
908 pl_priv(p_playlist)->request.b_request = true;
909 pl_priv(p_playlist)->request.p_item = NULL;
910 msg_Info( p_playlist, "stopping playback" );
911 vlc_cond_signal( &pl_priv(p_playlist)->signal );
915 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
917 /* Remove the item from its parent */
918 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
920 playlist_ItemRelease( p_item );