1 /*****************************************************************************
2 * search.c : Search functions
3 *****************************************************************************
4 * Copyright (C) 1999-2004 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #include "vlc_playlist.h"
25 #include "playlist_internal.h"
27 /***************************************************************************
28 * Item search functions
29 ***************************************************************************/
32 * Search a playlist item by its playlist_item id
34 * \param p_playlist the playlist
35 * \param i_id the id to find
36 * \return the item or NULL on failure
38 playlist_item_t * playlist_ItemGetById( playlist_t * p_playlist , int i_id,
42 if( !b_locked ) PL_LOCK;
43 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
45 if( !b_locked ) PL_UNLOCK;
46 return ARRAY_VAL( p_playlist->all_items, i );
48 if( !b_locked ) PL_UNLOCK;
53 * Search an item by its input_item_t
55 * \param p_playlist the playlist
56 * \param p_item the input_item_t to find
57 * \return the item, or NULL on failure
59 playlist_item_t * playlist_ItemGetByInput( playlist_t * p_playlist ,
64 if( !b_locked ) PL_LOCK;
65 if( p_playlist->status.p_item &&
66 p_playlist->status.p_item->p_input == p_item )
68 if( !b_locked ) PL_UNLOCK;
69 return p_playlist->status.p_item;
71 /** \todo Check if this is always incremental and whether we can bsearch */
72 for( i = 0 ; i < p_playlist->all_items.i_size; i++ )
74 if( ARRAY_VAL(p_playlist->all_items, i)->p_input->i_id == p_item->i_id )
76 if( !b_locked ) PL_UNLOCK;
77 return ARRAY_VAL(p_playlist->all_items, i);
80 if( !b_locked ) PL_UNLOCK;
84 /** Find the playlist item matching the input id under the given node */
85 playlist_item_t * playlist_ItemGetByInputId( playlist_t *p_playlist,
87 playlist_item_t *p_root )
90 assert( p_root != NULL );
91 for( i = 0 ; i< p_root->i_children ; i++ )
93 if( p_root->pp_children[i]->i_children == -1 &&
94 p_root->pp_children[i]->p_input->i_id == i_input_id )
96 return p_root->pp_children[i];
98 else if( p_root->pp_children[i]->i_children >= 0 )
100 return playlist_ItemGetByInputId( p_playlist, i_input_id,
101 p_root->pp_children[i] );
107 /***************************************************************************
108 * Live search handling
109 ***************************************************************************/
111 int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
112 const char *psz_string )
115 p_playlist->b_reset_currently_playing = VLC_TRUE;
116 for( i = 0 ; i< p_root->i_children ; i ++ )
118 playlist_item_t *p_item = p_root->pp_children[i];
119 if( p_item->i_children > -1 )
121 playlist_LiveSearchUpdate( p_playlist, p_item, psz_string );
123 #define META_MATCHES( field ) ( p_item->p_input->p_meta && \
124 p_item->p_input->p_meta->psz_##field && \
125 strcasestr( p_item->p_input->p_meta->psz_##field, psz_string ) )
128 if( strcasestr( p_item->p_input->psz_name, psz_string ) ||
129 META_MATCHES( artist ) || META_MATCHES( album ) )
130 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
132 p_item->i_flags |= PLAYLIST_DBL_FLAG;
135 vlc_cond_signal( &p_playlist->object_wait );