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 *****************************************************************************/
28 #include <vlc_common.h>
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 PL_LOCK_IF( !b_locked );
48 ARRAY_BSEARCH( p_playlist->all_items,->i_id, int, i_id, i );
51 PL_UNLOCK_IF( !b_locked );
52 return ARRAY_VAL( p_playlist->all_items, i );
54 PL_UNLOCK_IF( !b_locked );
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 PL_LOCK_IF( !b_locked );
71 if( get_current_status_item( p_playlist ) &&
72 get_current_status_item( p_playlist )->p_input == p_item )
74 /* FIXME: this is potentially dangerous, we could destroy
75 * p_ret any time soon */
76 playlist_item_t *p_ret = get_current_status_item( p_playlist );
77 PL_UNLOCK_IF( !b_locked );
80 /** \todo Check if this is always incremental and whether we can bsearch */
81 for( i = 0 ; i < p_playlist->all_items.i_size; i++ )
83 if( ARRAY_VAL(p_playlist->all_items, i)->p_input->i_id == p_item->i_id )
85 PL_UNLOCK_IF( !b_locked );
86 return ARRAY_VAL(p_playlist->all_items, i);
89 PL_UNLOCK_IF( !b_locked );
94 * Get input by item id
96 * Find the playlist item matching the input id under the given node
97 * \param p_playlist the playlist
98 * \param i_input_id the id of the input to find
99 * \param p_root the root node of the search
100 * \return the playlist item or NULL on failure
102 playlist_item_t * playlist_ItemGetByInputId( playlist_t *p_playlist,
104 playlist_item_t *p_root )
108 assert( p_root != NULL );
109 for( i = 0 ; i< p_root->i_children ; i++ )
111 if( p_root->pp_children[i]->p_input &&
112 p_root->pp_children[i]->p_input->i_id == i_input_id )
114 return p_root->pp_children[i];
116 else if( p_root->pp_children[i]->i_children >= 0 )
118 return playlist_ItemGetByInputId( p_playlist, i_input_id,
119 p_root->pp_children[i] );
125 /***************************************************************************
126 * Live search handling
127 ***************************************************************************/
129 static bool playlist_LiveSearchUpdateInternal( playlist_t *p_playlist,
130 playlist_item_t *p_root,
131 const char *psz_string )
134 bool b_match = false;
135 for( i = 0 ; i < p_root->i_children ; i ++ )
137 playlist_item_t *p_item = p_root->pp_children[i];
138 if( p_item->i_children > -1 )
140 if( playlist_LiveSearchUpdateInternal( p_playlist, p_item, psz_string ) ||
141 strcasestr( p_item->p_input->psz_name, psz_string ) )
143 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
148 p_item->i_flags |= PLAYLIST_DBL_FLAG;
153 if( strcasestr( p_item->p_input->psz_name, psz_string ) || /* Soon to be replaced by vlc_meta_Title */
154 input_item_MetaMatch( p_item->p_input, vlc_meta_Album, psz_string ) ||
155 input_item_MetaMatch( p_item->p_input, vlc_meta_Artist, psz_string ) )
157 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
162 p_item->i_flags |= PLAYLIST_DBL_FLAG;
169 int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
170 const char *psz_string )
173 p_playlist->b_reset_currently_playing = true;
174 playlist_LiveSearchUpdateInternal( p_playlist, p_root, psz_string );
175 vlc_object_signal_maybe( VLC_OBJECT(p_playlist) );