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 *****************************************************************************/
29 #include "vlc_playlist.h"
30 #include "playlist_internal.h"
32 /***************************************************************************
33 * Item search functions
34 ***************************************************************************/
37 * Search a playlist item by its playlist_item id
39 * \param p_playlist the playlist
40 * \param i_id the id to find
41 * \return the item or NULL on failure
43 playlist_item_t * playlist_ItemGetById( playlist_t * p_playlist , int i_id,
47 if( !b_locked ) PL_LOCK;
48 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
51 if( !b_locked ) PL_UNLOCK;
52 return ARRAY_VAL( p_playlist->all_items, i );
54 if( !b_locked ) PL_UNLOCK;
59 * Search an item by its input_item_t
61 * \param p_playlist the playlist
62 * \param p_item the input_item_t to find
63 * \return the item, or NULL on failure
65 playlist_item_t * playlist_ItemGetByInput( playlist_t * p_playlist ,
70 if( !b_locked ) PL_LOCK;
71 if( p_playlist->status.p_item &&
72 p_playlist->status.p_item->p_input == p_item )
74 if( !b_locked ) PL_UNLOCK;
75 return p_playlist->status.p_item;
77 /** \todo Check if this is always incremental and whether we can bsearch */
78 for( i = 0 ; i < p_playlist->all_items.i_size; i++ )
80 if( ARRAY_VAL(p_playlist->all_items, i)->p_input->i_id == p_item->i_id )
82 if( !b_locked ) PL_UNLOCK;
83 return ARRAY_VAL(p_playlist->all_items, i);
86 if( !b_locked ) PL_UNLOCK;
91 * Get input by item id
93 * Find the playlist item matching the input id under the given node
94 * \param p_playlist the playlist
95 * \param i_input_id the id of the input to find
96 * \param p_root the root node of the search
97 * \return the playlist item or NULL on failure
99 playlist_item_t * playlist_ItemGetByInputId( playlist_t *p_playlist,
101 playlist_item_t *p_root )
104 assert( p_root != NULL );
105 for( i = 0 ; i< p_root->i_children ; i++ )
107 if( p_root->pp_children[i]->p_input &&
108 p_root->pp_children[i]->p_input->i_id == i_input_id )
110 return p_root->pp_children[i];
112 else if( p_root->pp_children[i]->i_children >= 0 )
114 return playlist_ItemGetByInputId( p_playlist, i_input_id,
115 p_root->pp_children[i] );
121 /***************************************************************************
122 * Live search handling
123 ***************************************************************************/
125 static vlc_bool_t playlist_LiveSearchUpdateInternal( playlist_t *p_playlist,
126 playlist_item_t *p_root,
127 const char *psz_string )
130 vlc_bool_t b_match = VLC_FALSE;
131 for( i = 0 ; i < p_root->i_children ; i ++ )
133 playlist_item_t *p_item = p_root->pp_children[i];
134 if( p_item->i_children > -1 )
136 if( playlist_LiveSearchUpdateInternal( p_playlist, p_item, psz_string ) ||
137 strcasestr( p_item->p_input->psz_name, psz_string ) )
139 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
144 p_item->i_flags |= PLAYLIST_DBL_FLAG;
149 if( strcasestr( p_item->p_input->psz_name, psz_string ) || /* Soon to be replaced by vlc_meta_Title */
150 input_item_MetaMatch( p_item->p_input, vlc_meta_Album, psz_string ) ||
151 input_item_MetaMatch( p_item->p_input, vlc_meta_Artist, psz_string ) )
153 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
158 p_item->i_flags |= PLAYLIST_DBL_FLAG;
165 int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
166 const char *psz_string )
168 p_playlist->b_reset_currently_playing = VLC_TRUE;
169 playlist_LiveSearchUpdateInternal( p_playlist, p_root, psz_string );
170 vlc_cond_signal( &p_playlist->object_wait );