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 DECMALLOC_NULL( p_item, playlist_item_t );
168 p_item->p_input = p_input;
169 vlc_gc_incref( p_item->p_input );
171 p_item->i_id = ++p_playlist->i_last_playlist_id;
173 p_item->p_parent = NULL;
174 p_item->i_children = -1;
175 p_item->pp_children = NULL;
177 p_item->p_playlist = p_playlist;
179 install_input_item_observer( p_item );
184 playlist_item_t * playlist_ItemNewWithType( playlist_t *p_playlist,
186 const char *psz_name,
188 const char *const *ppsz_options,
189 int i_duration, int i_type )
191 input_item_t *p_input;
192 if( psz_uri == NULL ) return NULL;
193 p_input = input_item_NewWithType( VLC_OBJECT(p_playlist), psz_uri,
194 psz_name, i_options, ppsz_options,
195 i_duration, i_type );
196 return playlist_ItemNewFromInput( p_playlist, p_input );
199 /***************************************************************************
200 * Playlist item destruction
201 ***************************************************************************/
206 * \param p_item item to delete
207 * \return VLC_SUCCESS
209 int playlist_ItemRelease( playlist_item_t *p_item )
212 playlist_t *p_playlist = p_item->p_playlist;
215 /* Surprise, we can't actually do more because we
216 * don't do refcounting, or eauivalent.
217 * Because item are not only accessed by their id
218 * using playlist_item outside the PL_LOCK isn't safe.
219 * Most of the modules does that.
221 * Who wants to add proper memory management? */
222 uninstall_input_item_observer( p_item );
223 ARRAY_APPEND( p_item->p_playlist->items_to_delete, p_item);
230 * Remove an input item when it appears from a root playlist item
231 * \param p_playlist playlist object
232 * \param i_input_id id of the input to delete
233 * \param p_root root playlist item
234 * \param b_do_stop must stop or not the playlist
235 * \return VLC_SUCCESS or VLC_EGENERIC
237 static int DeleteFromInput( playlist_t *p_playlist, int i_input_id,
238 playlist_item_t *p_root, bool b_do_stop )
242 for( i = 0 ; i< p_root->i_children ; i++ )
244 if( p_root->pp_children[i]->i_children == -1 &&
245 p_root->pp_children[i]->p_input->i_id == i_input_id )
247 DeleteInner( p_playlist, p_root->pp_children[i], b_do_stop );
250 else if( p_root->pp_children[i]->i_children >= 0 )
252 int i_ret = DeleteFromInput( p_playlist, i_input_id,
253 p_root->pp_children[i], b_do_stop );
254 if( i_ret == VLC_SUCCESS ) return VLC_SUCCESS;
263 * Remove an input item when it appears from a root playlist item
264 * \param p_playlist playlist object
265 * \param i_input_id id of the input to delete
266 * \param p_root root playlist item
267 * \param b_locked TRUE if the playlist is locked
268 * \return VLC_SUCCESS or VLC_EGENERIC
270 int playlist_DeleteFromInputInParent( playlist_t *p_playlist, int i_input_id,
271 playlist_item_t *p_root, bool b_locked )
274 PL_LOCK_IF( !b_locked );
275 i_ret = DeleteFromInput( p_playlist, i_input_id,
277 PL_UNLOCK_IF( !b_locked );
284 * Remove an input item from ONELEVEL and CATEGORY
285 * \param p_playlist playlist object
286 * \param i_input_id id of the input to delete
287 * \param b_locked TRUE if the playlist is locked
288 * \return VLC_SUCCESS or VLC_ENOITEM
290 int playlist_DeleteFromInput( playlist_t *p_playlist, int i_input_id,
294 PL_LOCK_IF( !b_locked );
295 i_ret1 = DeleteFromInput( p_playlist, i_input_id,
296 p_playlist->p_root_category, true );
297 i_ret2 = DeleteFromInput( p_playlist, i_input_id,
298 p_playlist->p_root_onelevel, true );
299 PL_UNLOCK_IF( !b_locked );
300 return ( i_ret1 == VLC_SUCCESS || i_ret2 == VLC_SUCCESS ) ?
301 VLC_SUCCESS : VLC_ENOITEM;
307 * \param p_playlist playlist object
308 * \param b_locked TRUE if the playlist is locked
311 void playlist_Clear( playlist_t * p_playlist, bool b_locked )
313 PL_LOCK_IF( !b_locked );
314 playlist_NodeEmpty( p_playlist, p_playlist->p_local_category, true );
315 playlist_NodeEmpty( p_playlist, p_playlist->p_local_onelevel, true );
316 PL_UNLOCK_IF( !b_locked );
320 * Delete playlist item
322 * Remove a playlist item from the playlist, given its id
323 * This function is to be used only by the playlist
324 * \param p_playlist playlist object
325 * \param i_id id of the item do delete
326 * \return VLC_SUCCESS or an error
328 int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
331 playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id,
333 if( !p_item ) return VLC_EGENERIC;
334 return DeleteInner( p_playlist, p_item, true );
337 /***************************************************************************
338 * Playlist item addition
339 ***************************************************************************/
343 * Add an item to the playlist or the media library
344 * \param p_playlist the playlist to add into
345 * \param psz_uri the mrl to add to the playlist
346 * \param psz_name a text giving a name or description of this item
347 * \param i_mode the mode used when adding
348 * \param i_pos the position in the playlist where to add. If this is
349 * PLAYLIST_END the item will be added at the end of the playlist
350 * regardless of its size
351 * \param b_playlist TRUE for playlist, FALSE for media library
352 * \param b_locked TRUE if the playlist is locked
353 * \return The id of the playlist item
355 int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
356 const char *psz_name, int i_mode, int i_pos,
357 bool b_playlist, bool b_locked )
359 return playlist_AddExt( p_playlist, psz_uri, psz_name,
360 i_mode, i_pos, -1, NULL, 0, b_playlist, b_locked );
364 * Add a MRL into the playlist or the media library, duration and options given
366 * \param p_playlist the playlist to add into
367 * \param psz_uri the mrl to add to the playlist
368 * \param psz_name a text giving a name or description of this item
369 * \param i_mode the mode used when adding
370 * \param i_pos the position in the playlist where to add. If this is
371 * PLAYLIST_END the item will be added at the end of the playlist
372 * regardless of its size
373 * \param i_duration length of the item in milliseconds.
374 * \param ppsz_options an array of options
375 * \param i_options the number of options
376 * \param b_playlist TRUE for playlist, FALSE for media library
377 * \param b_locked TRUE if the playlist is locked
378 * \return The id of the playlist item
380 int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
381 const char *psz_name, int i_mode, int i_pos,
382 mtime_t i_duration, const char *const *ppsz_options,
383 int i_options, bool b_playlist, bool b_locked )
386 input_item_t *p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
387 i_options, ppsz_options,
390 i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
392 int i_id = (i_ret == VLC_SUCCESS) ? p_input->i_id : -1;
394 vlc_gc_decref( p_input );
400 * Add an input item to the playlist node
402 * \param p_playlist the playlist to add into
403 * \param p_input the input item to add
404 * \param i_mode the mode used when adding
405 * \param i_pos the position in the playlist where to add. If this is
406 * PLAYLIST_END the item will be added at the end of the playlist
407 * regardless of its size
408 * \param b_playlist TRUE for playlist, FALSE for media library
409 * \param b_locked TRUE if the playlist is locked
410 * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
412 int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
413 int i_mode, int i_pos, bool b_playlist,
416 playlist_item_t *p_item_cat, *p_item_one;
417 if( p_playlist->b_die ) return VLC_EGENERIC;
418 if( !p_playlist->b_doing_ml )
419 PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
422 PL_LOCK_IF( !b_locked );
424 /* Add to ONELEVEL */
425 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
426 if( p_item_one == NULL ) return VLC_ENOMEM;
427 AddItem( p_playlist, p_item_one,
428 b_playlist ? p_playlist->p_local_onelevel :
429 p_playlist->p_ml_onelevel , i_mode, i_pos );
431 /* Add to CATEGORY */
432 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
433 if( p_item_cat == NULL ) return VLC_ENOMEM;
434 AddItem( p_playlist, p_item_cat,
435 b_playlist ? p_playlist->p_local_category :
436 p_playlist->p_ml_category , i_mode, i_pos );
438 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
440 PL_UNLOCK_IF( !b_locked );
447 * Add an input item to p_direct_parent in the category tree, and to the
448 * matching top category in onelevel
449 * \param p_playlist the playlist to add into
450 * \param p_input the input item to add
451 * \param p_direct_parent the parent item to add into
452 * \param i_mode the mode used when adding
453 * \param i_pos the position in the playlist where to add. If this is
454 * PLAYLIST_END the item will be added at the end of the playlist
455 * regardless of its size
456 * \param i_cat id of the items category
457 * \param i_one id of the item onelevel category
458 * \param b_locked TRUE if the playlist is locked
459 * \return VLC_SUCCESS if success, VLC_EGENERIC if fail, VLC_ENOMEM if OOM
461 int playlist_BothAddInput( playlist_t *p_playlist,
462 input_item_t *p_input,
463 playlist_item_t *p_direct_parent,
464 int i_mode, int i_pos,
465 int *i_cat, int *i_one, bool b_locked )
467 playlist_item_t *p_item_cat, *p_item_one, *p_up;
471 if( !vlc_object_alive( p_playlist ) )
474 PL_LOCK_IF( !b_locked );
476 /* Add to category */
477 p_item_cat = playlist_ItemNewFromInput( p_playlist, p_input );
478 if( p_item_cat == NULL ) return VLC_ENOMEM;
479 AddItem( p_playlist, p_item_cat, p_direct_parent, i_mode, i_pos );
481 /* Add to onelevel */
482 /**Â \todo make a faster case for ml import */
483 p_item_one = playlist_ItemNewFromInput( p_playlist, p_input );
484 if( p_item_one == NULL ) return VLC_ENOMEM;
486 p_up = p_direct_parent;
487 while( p_up->p_parent != p_playlist->p_root_category )
489 p_up = p_up->p_parent;
491 for( i_top = 0 ; i_top < p_playlist->p_root_onelevel->i_children; i_top++ )
493 if( p_playlist->p_root_onelevel->pp_children[i_top]->p_input->i_id ==
494 p_up->p_input->i_id )
496 AddItem( p_playlist, p_item_one,
497 p_playlist->p_root_onelevel->pp_children[i_top],
502 GoAndPreparse( p_playlist, i_mode, p_item_cat, p_item_one );
504 if( i_cat ) *i_cat = p_item_cat->i_id;
505 if( i_one ) *i_one = p_item_one->i_id;
507 PL_UNLOCK_IF( !b_locked );
512 * Add an input item to a given node
514 * \param p_playlist the playlist to add into
515 * \param p_input the input item to add
516 * \param p_parent the parent item to add into
517 * \param i_mode the mode used when addin
518 * \param i_pos the position in the playlist where to add. If this is
519 * PLAYLIST_END the item will be added at the end of the playlist
520 * regardless of its size
521 * \param b_locked TRUE if the playlist is locked
522 * \return the new playlist item
524 playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
525 input_item_t *p_input,
526 playlist_item_t *p_parent,
527 int i_mode, int i_pos,
530 playlist_item_t *p_item;
532 assert( p_parent && p_parent->i_children != -1 );
534 if( p_playlist->b_die )
536 PL_LOCK_IF( !b_locked );
538 p_item = playlist_ItemNewFromInput( p_playlist, p_input );
539 if( p_item == NULL ) return NULL;
540 AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
542 PL_UNLOCK_IF( !b_locked );
547 /*****************************************************************************
548 * Playlist item misc operations
549 *****************************************************************************/
554 * Transform an item to a node. Return the node in the category tree, or NULL
556 * This function must be entered without the playlist lock
557 * \param p_playlist the playlist object
558 * \param p_item the item to transform
559 * \param b_locked TRUE if the playlist is locked
560 * \return the item transform in a node
562 playlist_item_t *playlist_ItemToNode( playlist_t *p_playlist,
563 playlist_item_t *p_item,
567 playlist_item_t *p_item_in_category;
569 * Find the input in CATEGORY.
571 * - change it to node
572 * - we'll return it at the end
573 * - If we are a direct child of onelevel root, change to node, else
574 * delete the input from ONELEVEL
575 * - If we don't find it, just change to node (we are probably in VLM)
578 * If we were in ONELEVEL, we thus retrieve the node in CATEGORY (will be
579 * useful for later BothAddInput )
582 PL_LOCK_IF( !b_locked );
584 /* Fast track the media library, no time to loose */
585 if( p_item == p_playlist->p_ml_category ) {
586 PL_UNLOCK_IF( !b_locked );
590 /** \todo First look if we don't already have it */
591 p_item_in_category = playlist_ItemFindFromInputAndRoot(
592 p_playlist, p_item->p_input->i_id,
593 p_playlist->p_root_category,
596 if( p_item_in_category )
598 playlist_item_t *p_item_in_one = playlist_ItemFindFromInputAndRoot(
599 p_playlist, p_item->p_input->i_id,
600 p_playlist->p_root_onelevel,
602 assert( p_item_in_one );
604 /* We already have it, and there is nothing more to do */
605 ChangeToNode( p_playlist, p_item_in_category );
607 /* Item in one is a root, change it to node */
608 if( p_item_in_one->p_parent == p_playlist->p_root_onelevel )
609 ChangeToNode( p_playlist, p_item_in_one );
612 playlist_item_t *p_status_item = get_current_status_item( p_playlist );
613 playlist_item_t *p_status_node = get_current_status_node( p_playlist );
614 if( p_item_in_one == p_status_item )
616 /* We're deleting the current playlist item. Update
617 * the playlist object to point at the previous item
618 * so the playlist won't be restarted */
619 playlist_item_t *p_prev_status_item = NULL;
621 while( i < p_status_node->i_children &&
622 p_status_node->pp_children[i] != p_status_item )
624 p_prev_status_item = p_status_node->pp_children[i];
627 if( i == p_status_node->i_children )
628 p_prev_status_item = NULL;
629 if( p_prev_status_item )
630 set_current_status_item( p_playlist, p_prev_status_item );
632 DeleteFromInput( p_playlist, p_item_in_one->p_input->i_id,
633 p_playlist->p_root_onelevel, false );
635 p_playlist->b_reset_currently_playing = true;
636 vlc_object_signal_unlocked( p_playlist );
637 var_SetInteger( p_playlist, "item-change", p_item_in_category->
639 PL_UNLOCK_IF( !b_locked );
640 return p_item_in_category;
644 ChangeToNode( p_playlist, p_item );
645 PL_UNLOCK_IF( !b_locked );
651 * Find an item within a root, given its input id.
653 * \param p_playlist the playlist object
654 * \param i_input_id id of the input
655 * \param p_root root playlist item
656 * \param b_items_only TRUE if we want the item himself
657 * \return the first found item, or NULL if not found
659 playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
661 playlist_item_t *p_root,
665 for( i = 0 ; i< p_root->i_children ; i++ )
667 if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
668 p_root->pp_children[i]->p_input->i_id == i_input_id )
670 return p_root->pp_children[i];
672 else if( p_root->pp_children[i]->i_children >= 0 )
674 playlist_item_t *p_search =
675 playlist_ItemFindFromInputAndRoot( p_playlist, i_input_id,
676 p_root->pp_children[i],
678 if( p_search ) return p_search;
685 static int TreeMove( playlist_t *p_playlist, playlist_item_t *p_item,
686 playlist_item_t *p_node, int i_newpos )
689 playlist_item_t *p_detach = p_item->p_parent;
692 if( p_node->i_children == -1 ) return VLC_EGENERIC;
694 for( j = 0; j < p_detach->i_children; j++ )
696 if( p_detach->pp_children[j] == p_item ) break;
698 REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, j );
700 /* If j < i_newpos, we are moving the element from the top to the
701 * down of the playlist. So when removing the element we change have
702 * to change the position as we loose one element
707 /* Attach to new parent */
708 INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
709 p_item->p_parent = p_node;
717 * This function must be entered with the playlist lock
719 * \param p_playlist the playlist
720 * \param p_item the item to move
721 * \param p_node the new parent of the item
722 * \param i_newpos the new position under this new parent
723 * \return VLC_SUCCESS or an error
725 int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
726 playlist_item_t *p_node, int i_newpos )
731 /* Drop on a top level node. Move in the two trees */
732 if( p_node->p_parent == p_playlist->p_root_category ||
733 p_node->p_parent == p_playlist->p_root_onelevel )
735 /* Fixme: avoid useless lookups but we need some clean helpers */
737 /* Fixme: if we try to move a node on a top-level node, it will
738 * fail because the node doesn't exist in onelevel and we will
739 * do some shit in onelevel. We should recursively move all items
741 playlist_item_t *p_node_onelevel;
742 playlist_item_t *p_item_onelevel;
743 p_node_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
744 p_node->p_input->i_id,
745 p_playlist->p_root_onelevel,
747 p_item_onelevel = playlist_ItemFindFromInputAndRoot( p_playlist,
748 p_item->p_input->i_id,
749 p_playlist->p_root_onelevel,
751 if( p_node_onelevel && p_item_onelevel )
752 TreeMove( p_playlist, p_item_onelevel, p_node_onelevel, i_newpos );
755 playlist_item_t *p_node_category;
756 playlist_item_t *p_item_category;
757 p_node_category = playlist_ItemFindFromInputAndRoot( p_playlist,
758 p_node->p_input->i_id,
759 p_playlist->p_root_category,
761 p_item_category = playlist_ItemFindFromInputAndRoot( p_playlist,
762 p_item->p_input->i_id,
763 p_playlist->p_root_category,
765 if( p_node_category && p_item_category )
766 TreeMove( p_playlist, p_item_category, p_node_category, i_newpos );
771 i_ret = TreeMove( p_playlist, p_item, p_node, i_newpos );
772 p_playlist->b_reset_currently_playing = true;
773 vlc_object_signal_unlocked( p_playlist );
778 * Send a notification that an item has been added to a node
780 * \param p_playlist the playlist object
781 * \param i_item_id id of the item added
782 * \param i_node_id id of the node in wich the item was added
783 * \param b_signal TRUE if the function must send a signal
786 void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
787 int i_node_id, bool b_signal )
792 playlist_add_t *p_add = (playlist_add_t *)malloc( sizeof( playlist_add_t) );
796 p_add->i_item = i_item_id;
797 p_add->i_node = i_node_id;
798 val.p_address = p_add;
799 p_playlist->b_reset_currently_playing = true;
801 vlc_object_signal_unlocked( p_playlist );
803 var_Set( p_playlist, "item-append", val );
807 /*****************************************************************************
808 * Playlist item accessors
809 *****************************************************************************/
812 * Set the name of a playlist item
814 * \param p_item the item
815 * \param psz_name the name
816 * \return VLC_SUCCESS or VLC_EGENERIC
818 int playlist_ItemSetName( playlist_item_t *p_item, const char *psz_name )
820 if( psz_name && p_item )
822 input_item_SetName( p_item->p_input, psz_name );
828 /***************************************************************************
829 * The following functions are local
830 ***************************************************************************/
832 /* Enqueue an item for preparsing, and play it, if needed */
833 static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
834 playlist_item_t *p_item_cat,
835 playlist_item_t *p_item_one )
838 if( (i_mode & PLAYLIST_GO ) )
840 playlist_item_t *p_parent = p_item_one;
841 playlist_item_t *p_toplay = NULL;
844 if( p_parent == p_playlist->p_root_category )
846 p_toplay = p_item_cat; break;
848 else if( p_parent == p_playlist->p_root_onelevel )
850 p_toplay = p_item_one; break;
852 p_parent = p_parent->p_parent;
855 p_playlist->request.b_request = true;
856 p_playlist->request.i_skip = 0;
857 p_playlist->request.p_item = p_toplay;
858 if( p_playlist->p_input )
859 input_StopThread( p_playlist->p_input );
860 p_playlist->request.i_status = PLAYLIST_RUNNING;
861 vlc_object_signal_unlocked( p_playlist );
863 /* Preparse if PREPARSE or SPREPARSE & not enough meta */
864 char *psz_artist = input_item_GetArtist( p_item_cat->p_input );
865 char *psz_album = input_item_GetAlbum( p_item_cat->p_input );
866 if( p_playlist->b_auto_preparse &&
867 (i_mode & PLAYLIST_PREPARSE ||
868 ( i_mode & PLAYLIST_SPREPARSE &&
869 ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
871 playlist_PreparseEnqueue( p_playlist, p_item_cat->p_input );
872 /* If we already have it, signal it */
873 else if( !EMPTY_STR( psz_artist ) && !EMPTY_STR( psz_album ) )
874 input_item_SetPreparsed( p_item_cat->p_input, true );
879 /* Add the playlist item to the requested node and fire a notification */
880 static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
881 playlist_item_t *p_node, int i_mode, int i_pos )
884 ARRAY_APPEND(p_playlist->items, p_item);
885 ARRAY_APPEND(p_playlist->all_items, p_item);
887 if( i_pos == PLAYLIST_END )
888 playlist_NodeAppend( p_playlist, p_item, p_node );
890 playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
892 if( !p_playlist->b_doing_ml )
893 playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
894 !( i_mode & PLAYLIST_NO_REBUILD ) );
897 /* Actually convert an item to a node */
898 static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
901 if( p_item->i_children == -1 )
902 p_item->i_children = 0;
904 /* Remove it from the array of available items */
905 ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
907 ARRAY_REMOVE( p_playlist->items, i );
910 /* Do the actual removal */
911 static int DeleteInner( playlist_t * p_playlist, playlist_item_t *p_item,
915 int i_id = p_item->i_id;
918 if( p_item->i_children > -1 )
920 return playlist_NodeDelete( p_playlist, p_item, true, false );
922 p_playlist->b_reset_currently_playing = true;
923 var_SetInteger( p_playlist, "item-deleted", i_id );
925 /* Remove the item from the bank */
926 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
928 ARRAY_REMOVE( p_playlist->all_items, i );
930 ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
932 ARRAY_REMOVE( p_playlist->items, i );
934 /* Check if it is the current item */
935 if( get_current_status_item( p_playlist ) == p_item )
937 /* Hack we don't call playlist_Control for lock reasons */
940 p_playlist->request.i_status = PLAYLIST_STOPPED;
941 p_playlist->request.b_request = true;
942 p_playlist->request.p_item = NULL;
943 msg_Info( p_playlist, "stopping playback" );
944 vlc_object_signal_unlocked( VLC_OBJECT(p_playlist) );
948 PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
950 /* Remove the item from its parent */
951 playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
953 playlist_ItemRelease( p_item );