/*****************************************************************************
- * item.c : Playlist item functions
+ * item.c : Playlist item creation/deletion/add/removal functions
*****************************************************************************
- * Copyright (C) 1999-2004 VideoLAN
- * $Id: item.c,v 1.14 2004/02/08 18:17:22 gbazin Exp $
+ * Copyright (C) 1999-2007 the VideoLAN team
+ * $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
+ * Clément Stenac <zorglub@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <stdlib.h> /* free(), strtol() */
-#include <stdio.h> /* sprintf() */
-#include <string.h> /* strerror() */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include <vlc/vlc.h>
-#include <vlc/vout.h>
-#include <vlc/sout.h>
-#include <vlc/input.h>
+#include <vlc_common.h>
+#include <assert.h>
+#include <vlc_playlist.h>
+#include "playlist_internal.h"
-#include "vlc_playlist.h"
+static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
+ playlist_item_t *p_node, int i_mode, int i_pos );
+static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
+ playlist_item_t * );
+static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item );
+static int RecursiveAddIntoParent (
+ playlist_t *p_playlist, playlist_item_t *p_parent,
+ input_item_node_t *p_node, int i_pos, bool b_flat,
+ playlist_item_t **pp_first_leaf );
+/*****************************************************************************
+ * An input item has gained subitems (Event Callback)
+ *****************************************************************************/
+
+static void input_item_add_subitem_tree ( const vlc_event_t * p_event,
+ void * user_data )
+{
+ input_item_t *p_input = p_event->p_obj;
+ playlist_t *p_playlist = (( playlist_item_t* ) user_data)->p_playlist;
+ input_item_node_t *p_new_root = p_event->u.input_item_subitem_tree_added.p_root;
+
+ PL_LOCK;
+
+ playlist_item_t *p_item =
+ playlist_ItemGetByInput( p_playlist, p_input );
+
+ assert( p_item != NULL );
+ playlist_item_t *p_parent = p_item->p_parent;
+ assert( p_parent != NULL );
+
+ bool b_current = get_current_status_item( p_playlist ) == p_item;
+ bool b_autostart = var_CreateGetBool( p_playlist, "playlist-autostart" );
+ bool b_stop = p_item->i_flags & PLAYLIST_SUBITEM_STOP_FLAG;
+ p_item->i_flags &= ~PLAYLIST_SUBITEM_STOP_FLAG;
+
+ int pos = 0;
+ for( int i = 0; i < p_parent->i_children; i++ )
+ {
+ if( p_parent->pp_children[i] == p_item )
+ {
+ pos = i;
+ break;
+ }
+ }
+
+ bool b_flat = false;
+ playlist_item_t *p_up = p_item;
+ while( p_up->p_parent )
+ {
+ if( p_up->p_parent == p_playlist->p_playing )
+ {
+ if( !pl_priv(p_playlist)->b_tree ) b_flat = true;
+ break;
+ }
+ p_up = p_up->p_parent;
+ }
+ if( b_flat )
+ {
+ playlist_DeleteItem( p_playlist, p_item, true );
+ p_item = playlist_InsertInputItemTree( p_playlist, p_parent,
+ p_new_root, pos, true );
+ }
+ else
+ p_item = playlist_InsertInputItemTree( p_playlist, p_item,
+ p_new_root, PLAYLIST_END, false );
+
+ if( !b_flat ) var_SetAddress( p_playlist, "leaf-to-parent", p_input );
+
+ if( b_current )
+ {
+ if( ( b_stop && !b_flat ) || !b_autostart )
+ {
+ PL_UNLOCK;
+ playlist_Stop( p_playlist );
+ return;
+ }
+ else
+ {
+ playlist_Control( p_playlist, PLAYLIST_VIEWPLAY,
+ pl_Locked, get_current_status_node( p_playlist ), p_item );
+ }
+ }
+
+ PL_UNLOCK;
+}
+/*****************************************************************************
+ * An input item's meta or duration has changed (Event Callback)
+ *****************************************************************************/
+static void input_item_changed( const vlc_event_t * p_event,
+ void * user_data )
+{
+ playlist_item_t *p_item = user_data;
+ VLC_UNUSED( p_event );
+ var_SetAddress( p_item->p_playlist, "item-change", p_item->p_input );
+}
+
+/*****************************************************************************
+ * Listen to vlc_InputItemAddSubItem event
+ *****************************************************************************/
+static void install_input_item_observer( playlist_item_t * p_item )
+{
+ vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
+ vlc_event_attach( p_em, vlc_InputItemSubItemTreeAdded,
+ input_item_add_subitem_tree, p_item );
+ vlc_event_attach( p_em, vlc_InputItemDurationChanged,
+ input_item_changed, p_item );
+ vlc_event_attach( p_em, vlc_InputItemMetaChanged,
+ input_item_changed, p_item );
+ vlc_event_attach( p_em, vlc_InputItemNameChanged,
+ input_item_changed, p_item );
+ vlc_event_attach( p_em, vlc_InputItemInfoChanged,
+ input_item_changed, p_item );
+ vlc_event_attach( p_em, vlc_InputItemErrorWhenReadingChanged,
+ input_item_changed, p_item );
+}
+
+static void uninstall_input_item_observer( playlist_item_t * p_item )
+{
+ vlc_event_manager_t * p_em = &p_item->p_input->event_manager;
+ vlc_event_detach( p_em, vlc_InputItemSubItemTreeAdded,
+ input_item_add_subitem_tree, p_item );
+ vlc_event_detach( p_em, vlc_InputItemMetaChanged,
+ input_item_changed, p_item );
+ vlc_event_detach( p_em, vlc_InputItemDurationChanged,
+ input_item_changed, p_item );
+ vlc_event_detach( p_em, vlc_InputItemNameChanged,
+ input_item_changed, p_item );
+ vlc_event_detach( p_em, vlc_InputItemInfoChanged,
+ input_item_changed, p_item );
+ vlc_event_detach( p_em, vlc_InputItemErrorWhenReadingChanged,
+ input_item_changed, p_item );
+}
+
+/*****************************************************************************
+ * Playlist item creation
+ *****************************************************************************/
+playlist_item_t *playlist_ItemNewFromInput( playlist_t *p_playlist,
+ input_item_t *p_input )
+{
+ playlist_item_t* p_item = malloc( sizeof( playlist_item_t ) );
+ if( !p_item )
+ return NULL;
+
+ assert( p_input );
+
+ p_item->p_input = p_input;
+ vlc_gc_incref( p_item->p_input );
+
+ p_item->i_id = ++pl_priv(p_playlist)->i_last_playlist_id;
+
+ p_item->p_parent = NULL;
+ p_item->i_children = -1;
+ p_item->pp_children = NULL;
+ p_item->i_flags = 0;
+ p_item->p_playlist = p_playlist;
+
+ install_input_item_observer( p_item );
+
+ return p_item;
+}
+/***************************************************************************
+ * Playlist item destruction
+ ***************************************************************************/
+/**
+ * Release an item
+ *
+ * \param p_item item to delete
+ * \return VLC_SUCCESS
+*/
+int playlist_ItemRelease( playlist_item_t *p_item )
+{
+ /* For the assert */
+ playlist_t *p_playlist = p_item->p_playlist;
+ PL_ASSERT_LOCKED;
+
+ /* Surprise, we can't actually do more because we
+ * don't do refcounting, or eauivalent.
+ * Because item are not only accessed by their id
+ * using playlist_item outside the PL_LOCK isn't safe.
+ * Most of the modules does that.
+ *
+ * Who wants to add proper memory management? */
+ uninstall_input_item_observer( p_item );
+ ARRAY_APPEND( pl_priv(p_playlist)->items_to_delete, p_item);
+ return VLC_SUCCESS;
+}
/**
- * Add a playlist item into a playlist
+ * Delete input item
*
- * \param p_playlist the playlist to insert into
- * \param p_item the playlist item to insert
+ * Remove an input item when it appears from a root playlist item
+ * \param p_playlist playlist object
+ * \param p_input the input to delete
+ * \param p_root root playlist item
+ * \param b_do_stop must stop or not the playlist
+ * \return VLC_SUCCESS or VLC_EGENERIC
+*/
+static int DeleteFromInput( playlist_t *p_playlist, input_item_t *p_input,
+ playlist_item_t *p_root, bool b_do_stop )
+{
+ PL_ASSERT_LOCKED;
+ playlist_item_t *p_item = playlist_ItemFindFromInputAndRoot(
+ p_playlist, p_input, p_root, false );
+ if( !p_item ) return VLC_EGENERIC;
+ return playlist_DeleteItem( p_playlist, p_item, b_do_stop );
+}
+
+/**
+ * Delete input item
+ *
+ * Remove an input item when it appears from a root playlist item
+ * \param p_playlist playlist object
+ * \param p_input the input to delete
+ * \param p_root root playlist item
+ * \param b_locked TRUE if the playlist is locked
+ * \return VLC_SUCCESS or VLC_EGENERIC
+ */
+int playlist_DeleteFromInputInParent( playlist_t *p_playlist,
+ input_item_t *p_item,
+ playlist_item_t *p_root, bool b_locked )
+{
+ int i_ret;
+ PL_LOCK_IF( !b_locked );
+ i_ret = DeleteFromInput( p_playlist, p_item, p_root, true );
+ PL_UNLOCK_IF( !b_locked );
+ return i_ret;
+}
+
+/**
+ * Delete from input
+ *
+ * Search anywhere in playlist for an an input item and delete it
+ * \param p_playlist playlist object
+ * \param p_input the input to delete
+ * \param b_locked TRUE if the playlist is locked
+ * \return VLC_SUCCESS or VLC_ENOITEM
+ */
+int playlist_DeleteFromInput( playlist_t *p_playlist, input_item_t *p_input,
+ bool b_locked )
+{
+ int i_ret;
+ PL_LOCK_IF( !b_locked );
+ i_ret = DeleteFromInput( p_playlist, p_input,
+ p_playlist->p_root, true );
+ PL_UNLOCK_IF( !b_locked );
+ return ( i_ret == VLC_SUCCESS ? VLC_SUCCESS : VLC_ENOITEM );
+}
+
+/**
+ * Clear the playlist
+ *
+ * \param p_playlist playlist object
+ * \param b_locked TRUE if the playlist is locked
+ * \return nothing
+ */
+void playlist_Clear( playlist_t * p_playlist, bool b_locked )
+{
+ PL_LOCK_IF( !b_locked );
+ playlist_NodeEmpty( p_playlist, p_playlist->p_playing, true );
+ PL_UNLOCK_IF( !b_locked );
+}
+
+/**
+ * Delete playlist item
+ *
+ * Remove a playlist item from the playlist, given its id
+ * This function is to be used only by the playlist
+ * \param p_playlist playlist object
+ * \param i_id id of the item do delete
+ * \return VLC_SUCCESS or an error
+ */
+int playlist_DeleteFromItemId( playlist_t *p_playlist, int i_id )
+{
+ PL_ASSERT_LOCKED;
+ playlist_item_t *p_item = playlist_ItemGetById( p_playlist, i_id );
+ if( !p_item ) return VLC_EGENERIC;
+ return playlist_DeleteItem( p_playlist, p_item, true );
+}
+
+/***************************************************************************
+ * Playlist item addition
+ ***************************************************************************/
+/**
+ * Playlist add
+ *
+ * Add an item to the playlist or the media library
+ * \param p_playlist the playlist to add into
+ * \param psz_uri the mrl to add to the playlist
+ * \param psz_name a text giving a name or description of this item
+ * \param i_mode the mode used when adding
+ * \param i_pos the position in the playlist where to add. If this is
+ * PLAYLIST_END the item will be added at the end of the playlist
+ * regardless of its size
+ * \param b_playlist TRUE for playlist, FALSE for media library
+ * \param b_locked TRUE if the playlist is locked
+ * \return VLC_SUCCESS or a VLC error code
+ */
+int playlist_Add( playlist_t *p_playlist, const char *psz_uri,
+ const char *psz_name, int i_mode, int i_pos,
+ bool b_playlist, bool b_locked )
+{
+ return playlist_AddExt( p_playlist, psz_uri, psz_name,
+ i_mode, i_pos, -1, 0, NULL, 0, b_playlist, b_locked );
+}
+
+/**
+ * Add a MRL into the playlist or the media library, duration and options given
+ *
+ * \param p_playlist the playlist to add into
+ * \param psz_uri the mrl to add to the playlist
+ * \param psz_name a text giving a name or description of this item
* \param i_mode the mode used when adding
- * \param i_pos the possition in the playlist where to add. If this is
+ * \param i_pos the position in the playlist where to add. If this is
* PLAYLIST_END the item will be added at the end of the playlist
- * regardless of it's size
- * \return The id of the playlist item
+ * regardless of its size
+ * \param i_duration length of the item in milliseconds.
+ * \param i_options the number of options
+ * \param ppsz_options an array of options
+ * \param i_option_flags options flags
+ * \param b_playlist TRUE for playlist, FALSE for media library
+ * \param b_locked TRUE if the playlist is locked
+ * \return VLC_SUCCESS or a VLC error code
*/
-int playlist_AddItem( playlist_t *p_playlist, playlist_item_t * p_item,
- int i_mode, int i_pos)
+int playlist_AddExt( playlist_t *p_playlist, const char * psz_uri,
+ const char *psz_name, int i_mode, int i_pos,
+ mtime_t i_duration,
+ int i_options, const char *const *ppsz_options,
+ unsigned i_option_flags,
+ bool b_playlist, bool b_locked )
{
- vlc_value_t val;
+ int i_ret;
+ input_item_t *p_input;
- vlc_mutex_lock( &p_playlist->object_lock );
+ p_input = input_item_NewExt( p_playlist, psz_uri, psz_name,
+ i_options, ppsz_options, i_option_flags,
+ i_duration );
+ if( p_input == NULL )
+ return VLC_ENOMEM;
+ i_ret = playlist_AddInput( p_playlist, p_input, i_mode, i_pos, b_playlist,
+ b_locked );
+ vlc_gc_decref( p_input );
+ return i_ret;
+}
- /*
- * CHECK_INSERT : checks if the item is already enqued before
- * enqueing it
- */
- if ( i_mode & PLAYLIST_CHECK_INSERT )
- {
- int j;
-
- if ( p_playlist->pp_items )
- {
- for ( j = 0; j < p_playlist->i_size; j++ )
- {
- if ( !strcmp( p_playlist->pp_items[j]->psz_uri, p_item->psz_uri ) )
- {
- if( p_item->psz_name )
- {
- free( p_item->psz_name );
- }
- if( p_item->psz_uri )
- {
- free( p_item->psz_uri );
- }
- free( p_item );
- vlc_mutex_unlock( &p_playlist->object_lock );
- return -1;
- }
- }
- }
- i_mode &= ~PLAYLIST_CHECK_INSERT;
- i_mode |= PLAYLIST_APPEND;
- }
+/**
+ * Add an input item to the playlist node
+ *
+ * \param p_playlist the playlist to add into
+ * \param p_input the input item to add
+ * \param i_mode the mode used when adding
+ * \param i_pos the position in the playlist where to add. If this is
+ * PLAYLIST_END the item will be added at the end of the playlist
+ * regardless of its size
+ * \param b_playlist TRUE for playlist, FALSE for media library
+ * \param b_locked TRUE if the playlist is locked
+ * \return VLC_SUCCESS or VLC_ENOMEM or VLC_EGENERIC
+*/
+int playlist_AddInput( playlist_t* p_playlist, input_item_t *p_input,
+ int i_mode, int i_pos, bool b_playlist,
+ bool b_locked )
+{
+ playlist_item_t *p_item;
+ if( p_playlist->b_die ) return VLC_EGENERIC;
+ if( !pl_priv(p_playlist)->b_doing_ml )
+ PL_DEBUG( "adding item `%s' ( %s )", p_input->psz_name,
+ p_input->psz_uri );
+
+ PL_LOCK_IF( !b_locked );
+
+ p_item = playlist_ItemNewFromInput( p_playlist, p_input );
+ if( p_item == NULL ) return VLC_ENOMEM;
+ AddItem( p_playlist, p_item,
+ b_playlist ? p_playlist->p_playing :
+ p_playlist->p_media_library , i_mode, i_pos );
+ GoAndPreparse( p_playlist, i_mode, p_item );
- msg_Dbg( p_playlist, "adding playlist item « %s » ( %s )", p_item->psz_name, p_item->psz_uri);
+ PL_UNLOCK_IF( !b_locked );
+ return VLC_SUCCESS;
+}
+/**
+ * Add an input item to a given node
+ *
+ * \param p_playlist the playlist to add into
+ * \param p_input the input item to add
+ * \param p_parent the parent item to add into
+ * \param i_mode the mode used when addin
+ * \param i_pos the position in the playlist where to add. If this is
+ * PLAYLIST_END the item will be added at the end of the playlist
+ * regardless of its size
+ * \param b_locked TRUE if the playlist is locked
+ * \return the new playlist item
+ */
+playlist_item_t * playlist_NodeAddInput( playlist_t *p_playlist,
+ input_item_t *p_input,
+ playlist_item_t *p_parent,
+ int i_mode, int i_pos,
+ bool b_locked )
+{
+ playlist_item_t *p_item;
+ assert( p_input );
+ assert( p_parent && p_parent->i_children != -1 );
- p_item->i_id = ++p_playlist->i_last_id;
+ if( p_playlist->b_die )
+ return NULL;
+ PL_LOCK_IF( !b_locked );
- /* Do a few boundary checks and allocate space for the item */
- if( i_pos == PLAYLIST_END )
- {
- if( i_mode & PLAYLIST_INSERT )
- {
- i_mode &= ~PLAYLIST_INSERT;
- i_mode |= PLAYLIST_APPEND;
- }
+ p_item = playlist_ItemNewFromInput( p_playlist, p_input );
+ if( p_item == NULL ) return NULL;
+ AddItem( p_playlist, p_item, p_parent, i_mode, i_pos );
- i_pos = p_playlist->i_size - 1;
- }
+ GoAndPreparse( p_playlist, i_mode, p_item );
- if( !(i_mode & PLAYLIST_REPLACE)
- || i_pos < 0 || i_pos >= p_playlist->i_size )
- {
- /* Additional boundary checks */
- if( i_mode & PLAYLIST_APPEND )
- {
- i_pos++;
- }
+ PL_UNLOCK_IF( !b_locked );
- if( i_pos < 0 )
+ return p_item;
+}
+
+/**
+ * Insert a tree of input items into a given playlist node
+ *
+ * \param p_playlist the playlist to insert into
+ * \param p_parent the receiving playlist node (can be an item)
+ * \param p_node the root of input item tree,
+ only it's contents will be inserted
+ * \param i_pos the position in the playlist where to insert. If this is
+ * PLAYLIST_END the items will be added at the end of the playlist
+ * regardless of its size
+ * \param b_flat TRUE if the new tree contents should be flattened into a list
+ * \return the first new leaf inserted (in playing order)
+ */
+playlist_item_t *playlist_InsertInputItemTree (
+ playlist_t *p_playlist, playlist_item_t *p_parent,
+ input_item_node_t *p_node, int i_pos, bool b_flat )
+{
+ playlist_item_t *p_first_leaf = NULL;
+ RecursiveAddIntoParent ( p_playlist, p_parent, p_node, i_pos, b_flat, &p_first_leaf );
+ return p_first_leaf;
+}
+
+/*****************************************************************************
+ * Playlist item misc operations
+ *****************************************************************************/
+
+/**
+ * Find an item within a root, given its input id.
+ *
+ * \param p_playlist the playlist object
+ * \param p_item the input item
+ * \param p_root root playlist item
+ * \param b_items_only TRUE if we want the item himself
+ * \return the first found item, or NULL if not found
+ */
+playlist_item_t *playlist_ItemFindFromInputAndRoot( playlist_t *p_playlist,
+ input_item_t *p_item,
+ playlist_item_t *p_root,
+ bool b_items_only )
+{
+ int i;
+ for( i = 0 ; i< p_root->i_children ; i++ )
+ {
+ if( ( b_items_only ? p_root->pp_children[i]->i_children == -1 : 1 ) &&
+ p_root->pp_children[i]->p_input == p_item )
{
- i_pos = 0;
+ return p_root->pp_children[i];
}
- else if( i_pos > p_playlist->i_size )
+ else if( p_root->pp_children[i]->i_children >= 0 )
{
- i_pos = p_playlist->i_size;
+ playlist_item_t *p_search =
+ playlist_ItemFindFromInputAndRoot( p_playlist, p_item,
+ p_root->pp_children[i],
+ b_items_only );
+ if( p_search ) return p_search;
}
+ }
+ return NULL;
+}
- INSERT_ELEM( p_playlist->pp_items,
- p_playlist->i_size,
- i_pos,
- p_item );
- p_playlist->i_enabled ++;
- if( p_playlist->i_index >= i_pos )
- {
- p_playlist->i_index++;
- }
+static int ItemIndex ( playlist_item_t *p_item )
+{
+ for( int i = 0; i < p_item->p_parent->i_children; i++ )
+ if( p_item->p_parent->pp_children[i] == p_item ) return i;
+ return -1;
+}
+
+/**
+ * Moves an item
+ *
+ * This function must be entered with the playlist lock
+ *
+ * \param p_playlist the playlist
+ * \param p_item the item to move
+ * \param p_node the new parent of the item
+ * \param i_newpos the new position under this new parent
+ * \return VLC_SUCCESS or an error
+ */
+int playlist_TreeMove( playlist_t * p_playlist, playlist_item_t *p_item,
+ playlist_item_t *p_node, int i_newpos )
+{
+ PL_ASSERT_LOCKED;
+
+ if( p_node->i_children == -1 ) return VLC_EGENERIC;
+
+ playlist_item_t *p_detach = p_item->p_parent;
+ int i_index = ItemIndex( p_item );
+
+ REMOVE_ELEM( p_detach->pp_children, p_detach->i_children, i_index );
+
+ if( p_detach == p_node && i_index < i_newpos )
+ i_newpos--;
+
+ INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
+ p_item->p_parent = p_node;
+
+ pl_priv( p_playlist )->b_reset_currently_playing = true;
+ vlc_cond_signal( &pl_priv( p_playlist )->signal );
+ return VLC_SUCCESS;
+}
+
+/**
+ * Moves an array of items
+ *
+ * This function must be entered with the playlist lock
+ *
+ * \param p_playlist the playlist
+ * \param i_items the number of indexes to move
+ * \param pp_items the array of indexes to move
+ * \param p_node the target node
+ * \param i_newpos the target position under this node
+ * \return VLC_SUCCESS or an error
+ */
+int playlist_TreeMoveMany( playlist_t *p_playlist,
+ int i_items, playlist_item_t **pp_items,
+ playlist_item_t *p_node, int i_newpos )
+{
+ PL_ASSERT_LOCKED;
+
+ if ( p_node->i_children == -1 ) return VLC_EGENERIC;
+
+ int i;
+ for( i = 0; i < i_items; i++ )
+ {
+ playlist_item_t *p_item = pp_items[i];
+ int i_index = ItemIndex( p_item );
+ playlist_item_t *p_parent = p_item->p_parent;
+ REMOVE_ELEM( p_parent->pp_children, p_parent->i_children, i_index );
+ if ( p_parent == p_node && i_index < i_newpos ) i_newpos--;
}
+ for( i = i_items - 1; i >= 0; i-- )
+ {
+ playlist_item_t *p_item = pp_items[i];
+ INSERT_ELEM( p_node->pp_children, p_node->i_children, i_newpos, p_item );
+ p_item->p_parent = p_node;
+ }
+
+ pl_priv( p_playlist )->b_reset_currently_playing = true;
+ vlc_cond_signal( &pl_priv( p_playlist )->signal );
+ return VLC_SUCCESS;
+}
+
+/**
+ * Send a notification that an item has been added to a node
+ *
+ * \param p_playlist the playlist object
+ * \param i_item_id id of the item added
+ * \param i_node_id id of the node in wich the item was added
+ * \param b_signal TRUE if the function must send a signal
+ * \return nothing
+ */
+void playlist_SendAddNotify( playlist_t *p_playlist, int i_item_id,
+ int i_node_id, bool b_signal )
+{
+ playlist_private_t *p_sys = pl_priv(p_playlist);
+ PL_ASSERT_LOCKED;
+
+ p_sys->b_reset_currently_playing = true;
+ if( b_signal )
+ vlc_cond_signal( &p_sys->signal );
+
+ playlist_add_t add;
+ add.i_item = i_item_id;
+ add.i_node = i_node_id;
+
+ vlc_value_t val;
+ val.p_address = &add;
+
+ var_Set( p_playlist, "playlist-item-append", val );
+}
+
+/***************************************************************************
+ * The following functions are local
+ ***************************************************************************/
+
+/* Enqueue an item for preparsing, and play it, if needed */
+static void GoAndPreparse( playlist_t *p_playlist, int i_mode,
+ playlist_item_t *p_item )
+{
+ PL_ASSERT_LOCKED;
+ if( (i_mode & PLAYLIST_GO ) )
+ {
+ pl_priv(p_playlist)->request.b_request = true;
+ pl_priv(p_playlist)->request.i_skip = 0;
+ pl_priv(p_playlist)->request.p_item = p_item;
+ if( pl_priv(p_playlist)->p_input )
+ input_Stop( pl_priv(p_playlist)->p_input, true );
+ pl_priv(p_playlist)->request.i_status = PLAYLIST_RUNNING;
+ vlc_cond_signal( &pl_priv(p_playlist)->signal );
+ }
+ /* Preparse if no artist/album info, and hasn't been preparsed allready
+ and if user has some preparsing option (auto-preparse variable)
+ enabled*/
+ char *psz_artist = input_item_GetArtist( p_item->p_input );
+ char *psz_album = input_item_GetAlbum( p_item->p_input );
+ if( pl_priv(p_playlist)->b_auto_preparse &&
+ input_item_IsPreparsed( p_item->p_input ) == false &&
+ ( EMPTY_STR( psz_artist ) || ( EMPTY_STR( psz_album ) ) )
+ )
+ playlist_PreparseEnqueue( p_playlist, p_item->p_input );
+ free( psz_artist );
+ free( psz_album );
+}
+
+/* Add the playlist item to the requested node and fire a notification */
+static void AddItem( playlist_t *p_playlist, playlist_item_t *p_item,
+ playlist_item_t *p_node, int i_mode, int i_pos )
+{
+ PL_ASSERT_LOCKED;
+ ARRAY_APPEND(p_playlist->items, p_item);
+ ARRAY_APPEND(p_playlist->all_items, p_item);
+
+ if( i_pos == PLAYLIST_END )
+ playlist_NodeAppend( p_playlist, p_item, p_node );
else
+ playlist_NodeInsert( p_playlist, p_item, p_node, i_pos );
+
+ if( !pl_priv(p_playlist)->b_doing_ml )
+ playlist_SendAddNotify( p_playlist, p_item->i_id, p_node->i_id,
+ !( i_mode & PLAYLIST_NO_REBUILD ) );
+}
+
+/* Actually convert an item to a node */
+static void ChangeToNode( playlist_t *p_playlist, playlist_item_t *p_item )
+{
+ int i;
+ if( p_item->i_children != -1 ) return;
+
+ p_item->i_children = 0;
+
+ input_item_t *p_input = p_item->p_input;
+ vlc_mutex_lock( &p_input->lock );
+ p_input->i_type = ITEM_TYPE_NODE;
+ vlc_mutex_unlock( &p_input->lock );
+
+ var_SetAddress( p_playlist, "item-change", p_item->p_input );
+
+ /* Remove it from the array of available items */
+ ARRAY_BSEARCH( p_playlist->items,->i_id, int, p_item->i_id, i );
+ if( i != -1 )
+ ARRAY_REMOVE( p_playlist->items, i );
+}
+
+/* Do the actual removal */
+int playlist_DeleteItem( playlist_t * p_playlist, playlist_item_t *p_item,
+ bool b_stop )
+{
+ int i;
+ int i_id = p_item->i_id;
+ PL_ASSERT_LOCKED;
+
+ if( p_item->i_children > -1 )
{
- /* i_mode == PLAYLIST_REPLACE and 0 <= i_pos < p_playlist->i_size */
- if( p_playlist->pp_items[i_pos]->psz_name )
- {
- free( p_playlist->pp_items[i_pos]->psz_name );
- }
- if( p_playlist->pp_items[i_pos]->psz_uri )
- {
- free( p_playlist->pp_items[i_pos]->psz_uri );
- }
- /* XXX: what if the item is still in use? */
- free( p_playlist->pp_items[i_pos] );
- p_playlist->pp_items[i_pos] = p_item;
+ return playlist_NodeDelete( p_playlist, p_item, true, false );
}
- if( i_mode & PLAYLIST_GO )
+ pl_priv(p_playlist)->b_reset_currently_playing = true;
+ var_SetInteger( p_playlist, "playlist-item-deleted", i_id );
+
+ /* Remove the item from the bank */
+ ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
+ if( i != -1 )
+ ARRAY_REMOVE( p_playlist->all_items, i );
+
+ ARRAY_BSEARCH( p_playlist->items,->i_id, int, i_id, i );
+ if( i != -1 )
+ ARRAY_REMOVE( p_playlist->items, i );
+
+ /* Check if it is the current item */
+ if( get_current_status_item( p_playlist ) == p_item )
{
- p_playlist->i_index = i_pos;
- if( p_playlist->p_input )
+ /* Stop it if we have to */
+ if( b_stop )
{
- input_StopThread( p_playlist->p_input );
+ playlist_Control( p_playlist, PLAYLIST_STOP, pl_Locked );
+ msg_Info( p_playlist, "stopping playback" );
}
- p_playlist->i_status = PLAYLIST_RUNNING;
+ /* In any case, this item can't be the next one to be played ! */
+ set_current_status_item( p_playlist, NULL );
}
- vlc_mutex_unlock( &p_playlist->object_lock );
+ ARRAY_BSEARCH( p_playlist->current,->i_id, int, i_id, i );
+ if( i != -1 )
+ ARRAY_REMOVE( p_playlist->current, i );
+
+ PL_DEBUG( "deleting item `%s'", p_item->p_input->psz_name );
- val.b_bool = VLC_TRUE;
- var_Set( p_playlist, "intf-change", val );
+ /* Remove the item from its parent */
+ playlist_NodeRemoveItem( p_playlist, p_item, p_item->p_parent );
- return p_item->i_id;
+ playlist_ItemRelease( p_item );
+
+ return VLC_SUCCESS;
}
-/**
- * Add a option to one item ( no need for p_playlist )
- *
- * \param p_item the item on which we want the info
- * \param psz_format the option
- * \return 0 on success
-*/
-int playlist_ItemAddOption( playlist_item_t *p_item,
- const char *psz_option )
+static int RecursiveAddIntoParent (
+ playlist_t *p_playlist, playlist_item_t *p_parent,
+ input_item_node_t *p_node, int i_pos, bool b_flat,
+ playlist_item_t **pp_first_leaf )
{
- if( !psz_option ) return VLC_EGENERIC;
+ if( p_parent->i_children == -1 ) ChangeToNode( p_playlist, p_parent );
- INSERT_ELEM( p_item->ppsz_options, p_item->i_options, p_item->i_options,
- strdup( psz_option ) );
+ if( i_pos == PLAYLIST_END ) i_pos = p_parent->i_children;
- return VLC_SUCCESS;
+ for( int i = 0; i < p_node->i_children; i++ )
+ {
+ playlist_item_t *p_child = NULL;
+ if( b_flat ? p_node->pp_children[i]->i_children == 0 : 1 )
+ {
+ p_child = playlist_NodeAddInput( p_playlist,
+ p_node->pp_children[i]->p_item,
+ p_parent,
+ PLAYLIST_INSERT, i_pos,
+ pl_Locked );
+ i_pos++;
+ }
+ if( p_node->pp_children[i]->i_children > 0 )
+ {
+ if( b_flat )
+ {
+ i_pos = RecursiveAddIntoParent(
+ p_playlist, p_parent,
+ p_node->pp_children[i], i_pos, true,
+ &p_child );
+ }
+ else
+ {
+ RecursiveAddIntoParent( p_playlist, p_child,
+ p_node->pp_children[i], 0, false,
+ &p_child );
+ }
+ }
+ assert( p_child != NULL );
+ if( i == 0 ) *pp_first_leaf = p_child;
+ }
+ return i_pos;
}