/*****************************************************************************
* sort.c : Playlist sorting functions
*****************************************************************************
- * Copyright (C) 1999-2004 VideoLAN
+ * Copyright (C) 1999-2007 the VideoLAN team
* $Id$
*
- * Authors: Clément Stenac <zorglub@videolan.org>
+ * Authors: Clément Stenac <zorglub@videolan.org>
+ * Ilkka Ollakka <ileoo@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() */
-
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/vout.h>
-#include <vlc/sout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+#include <vlc_common.h>
#include "vlc_playlist.h"
+#include "playlist_internal.h"
-int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
- playlist_item_t **pp_items, int i_mode,
- int i_type );
-
-
-/**
- * Sort the playlist.
- * \param p_playlist the playlist
- * \param i_mode: SORT_ID, SORT_TITLE, SORT_AUTHOR, SORT_RANDOM
- * \param i_type: ORDER_NORMAL or ORDER_REVERSE (reversed order)
- * \return VLC_SUCCESS on success
- */
-int playlist_Sort( playlist_t * p_playlist , int i_mode, int i_type )
-{
- int i_id = -1;
- vlc_value_t val;
- val.b_bool = VLC_TRUE;
-
- vlc_mutex_lock( &p_playlist->object_lock );
-
- p_playlist->i_sort = i_mode;
- p_playlist->i_order = i_type;
-
- if( p_playlist->i_index >= 0 )
- {
- i_id = p_playlist->pp_items[p_playlist->i_index]->input.i_id;
- }
-
- playlist_ItemArraySort( p_playlist, p_playlist->i_size,
- p_playlist->pp_items, i_mode, i_type );
-
- if( i_id != -1 )
- {
- p_playlist->i_index = playlist_GetPositionById( p_playlist, i_id );
- }
-
- /* ensure we are in no-view mode */
- p_playlist->status.i_view = -1;
-
- vlc_mutex_unlock( &p_playlist->object_lock );
-
- /* Notify the interfaces */
- var_Set( p_playlist, "intf-change", val );
-
- return VLC_SUCCESS;
-}
+static int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
+ playlist_item_t **pp_items, int i_mode,
+ int i_type );
+static int playlist_cmp(const void *, const void *);
/**
* Sort a node.
- *
* This function must be entered with the playlist lock !
*
* \param p_playlist the playlist
* \param p_node the node to sort
- * \param i_mode: SORT_ID, SORT_TITLE, SORT_AUTHOR, SORT_RANDOM
+ * \param i_mode: SORT_ID, SORT_TITLE, SORT_ARTIST, SORT_ALBUM, SORT_RANDOM
* \param i_type: ORDER_NORMAL or ORDER_REVERSE (reversed order)
* \return VLC_SUCCESS on success
*/
-int playlist_NodeSort( playlist_t * p_playlist , playlist_item_t *p_node,
- int i_mode, int i_type )
+static int playlist_NodeSort( playlist_t * p_playlist , playlist_item_t *p_node,
+ int i_mode, int i_type )
{
-
playlist_ItemArraySort( p_playlist,p_node->i_children,
p_node->pp_children, i_mode, i_type );
-
- p_node->i_serial++;
-
return VLC_SUCCESS;
}
/**
- *
* Sort a node recursively.
*
* This function must be entered with the playlist lock !
*
* \param p_playlist the playlist
* \param p_node the node to sort
- * \param i_mode: SORT_ID, SORT_TITLE, SORT_AUTHOR, SORT_RANDOM
+ * \param i_mode: SORT_ID, SORT_TITLE, SORT_ARTIST, SORT_ALBUM, SORT_RANDOM
* \param i_type: ORDER_NORMAL or ORDER_REVERSE (reversed order)
* \return VLC_SUCCESS on success
*/
int i_mode, int i_type )
{
int i;
-
playlist_NodeSort( p_playlist, p_node, i_mode, i_type );
for( i = 0 ; i< p_node->i_children; i++ )
{
i_mode,i_type );
}
}
-
return VLC_SUCCESS;
-
}
+static int sort_mode = 0;
+static int sort_type = 0;
-int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
- playlist_item_t **pp_items, int i_mode,
- int i_type )
+static int playlist_ItemArraySort( playlist_t *p_playlist, int i_items,
+ playlist_item_t **pp_items, int i_mode,
+ int i_type )
{
- int i , i_small , i_position;
+ int i_position;
playlist_item_t *p_temp;
vlc_value_t val;
- val.b_bool = VLC_TRUE;
+ val.b_bool = true;
+ sort_mode = i_mode;
+ sort_type = i_type;
+
+ (void)p_playlist; // a bit surprising we don't need p_playlist!
if( i_mode == SORT_RANDOM )
{
return VLC_SUCCESS;
}
+ qsort(pp_items,i_items,sizeof(pp_items[0]),playlist_cmp);
+ return VLC_SUCCESS;
+}
- for( i_position = 0; i_position < i_items -1 ; i_position ++ )
- {
- i_small = i_position;
- for( i = i_position + 1 ; i< i_items ; i++)
- {
- int i_test = 0;
+static int playlist_cmp(const void *first, const void *second)
+{
- if( i_mode == SORT_TITLE )
- {
- i_test = strcasecmp( pp_items[i]->input.psz_name,
- pp_items[i_small]->input.psz_name );
- }
- else if( i_mode == SORT_DURATION )
- {
- i_test = pp_items[i]->input.i_duration -
- pp_items[i_small]->input.i_duration;
- }
- else if( i_mode == SORT_AUTHOR )
- {
- msg_Err( p_playlist,"META SORT not implemented" );
- }
- else if( i_mode == SORT_TITLE_NODES_FIRST )
- {
- /* Alphabetic sort, all nodes first */
+#define META_STRCASECMP_NAME( ) { \
+ char *psz_i = input_item_GetName( (*(playlist_item_t **)first)->p_input ); \
+ char *psz_ismall = input_item_GetName( (*(playlist_item_t **)second)->p_input ); \
+ i_test = strcasecmp( psz_i, psz_ismall ); \
+ free( psz_i ); \
+ free( psz_ismall ); \
+}
- if( pp_items[i]->i_children == -1 &&
- pp_items[i_small]->i_children >= 0 )
- {
- i_test = 1;
- }
- else if( pp_items[i]->i_children >= 0 &&
- pp_items[i_small]->i_children == -1 )
- {
- i_test = -1;
- }
- else
- {
- i_test = strcasecmp( pp_items[i]->input.psz_name,
- pp_items[i_small]->input.psz_name );
- }
- }
- if( ( i_type == ORDER_NORMAL && i_test < 0 ) ||
- ( i_type == ORDER_REVERSE && i_test > 0 ) )
- {
- i_small = i;
- }
- }
- p_temp = pp_items[i_position];
- pp_items[i_position] = pp_items[i_small];
- pp_items[i_small] = p_temp;
- }
- return VLC_SUCCESS;
+#define DO_META_SORT_ADV( node, integer ) { \
+ char *psz_a = input_item_GetMeta( (*(playlist_item_t **)first)->p_input, vlc_meta_##node ); \
+ char *psz_b = input_item_GetMeta( (*(playlist_item_t **)second)->p_input, vlc_meta_##node ); \
+ /* Nodes go first */ \
+ if( (*(playlist_item_t **)first)->i_children == -1 && (*(playlist_item_t **)second)->i_children >= 0 ) \
+ i_test = 1;\
+ else if( (*(playlist_item_t **)first)->i_children >= 0 &&\
+ (*(playlist_item_t **)second)->i_children == -1 ) \
+ i_test = -1; \
+ /* Both are nodes, sort by name */ \
+ else if( (*(playlist_item_t **)first)->i_children >= 0 && \
+ (*(playlist_item_t **)second)->i_children >= 0 ) \
+ { \
+ META_STRCASECMP_NAME( ) \
+ } \
+ /* Both are items */ \
+ else if( psz_a == NULL && psz_b != NULL ) \
+ i_test = 1; \
+ else if( psz_a != NULL && psz_b == NULL ) \
+ i_test = -1;\
+ /* No meta, sort by name */ \
+ else if( psz_a == NULL && psz_b == NULL ) \
+ { \
+ META_STRCASECMP_NAME( ); \
+ } \
+ else \
+ { \
+ if( !integer ) i_test = strcmp( psz_a, psz_b ); \
+ else i_test = atoi( psz_a ) - atoi( psz_b ); \
+ } \
+ free( psz_a ); \
+ free( psz_b ); \
}
+#define DO_META_SORT( node ) DO_META_SORT_ADV( node, false )
+ int i_test = 0;
-int playlist_NodeGroup( playlist_t * p_playlist , int i_view,
- playlist_item_t *p_root,
- playlist_item_t **pp_items,int i_item,
- int i_mode, int i_type )
-{
- char *psz_search = NULL;
- int i_nodes = 0;
- playlist_item_t **pp_nodes = NULL;
- playlist_item_t *p_node;
- vlc_bool_t b_found;
- int i,j;
- for( i = 0; i< i_item ; i++ )
- {
- if( psz_search ) free( psz_search );
- if( i_mode == SORT_TITLE )
- {
- psz_search = strdup( pp_items[i]->input.psz_name );
- }
- else if ( i_mode == SORT_AUTHOR )
+ if( sort_mode == SORT_TITLE )
{
- psz_search = vlc_input_item_GetInfo( &pp_items[i]->input,
- _("Meta-information"), _( "Artist" ) );
+ META_STRCASECMP_NAME( );
}
+ else if( sort_mode == SORT_TITLE_NUMERIC )
+ {
+ char *psz_i = input_item_GetName( (*(playlist_item_t **)first)->p_input );
+ char *psz_ismall =
+ input_item_GetName( (*(playlist_item_t **)second)->p_input );
+ i_test = atoi( psz_i ) - atoi( psz_ismall );
+ free( psz_i );
+ free( psz_ismall );
+ }
+ else if( sort_mode == SORT_DURATION )
+ {
+ i_test = input_item_GetDuration( (*(playlist_item_t **)first)->p_input ) -
+ input_item_GetDuration( (*(playlist_item_t **)second)->p_input );
+ }
+ else if( sort_mode == SORT_ARTIST )
+ {
+ DO_META_SORT( Artist );
+ /* sort by artist, album, tracknumber */
+ if( i_test == 0 )
+ DO_META_SORT( Album );
+ if( i_test == 0 )
+ DO_META_SORT_ADV( TrackNumber, true );
+ }
+ else if( sort_mode == SORT_GENRE )
+ {
+ DO_META_SORT( Genre );
+ }
+ else if( sort_mode == SORT_ALBUM )
+ {
+ DO_META_SORT( Album );
+ /* Sort by tracknumber if albums are the same */
+ if( i_test == 0 )
+ DO_META_SORT_ADV( TrackNumber, true );
+ }
+ else if( sort_mode == SORT_TRACK_NUMBER )
+ {
+ DO_META_SORT_ADV( TrackNumber, true );
+ }
+ else if( sort_mode == SORT_DESCRIPTION )
+ {
+ DO_META_SORT( Description );
+ }
+ else if( sort_mode == SORT_ID )
+ {
+ i_test = (*(playlist_item_t **)first)->i_id - (*(playlist_item_t **)second)->i_id;
+ }
+ else if( sort_mode == SORT_TITLE_NODES_FIRST )
+ {
+ /* Alphabetic sort, all nodes first */
- if( psz_search && !strcmp( psz_search, "" ) )
+ if( (*(playlist_item_t **)first)->i_children == -1 &&
+ (*(playlist_item_t **)second)->i_children >= 0 )
{
- free( psz_search );
- psz_search = strdup( _("Undefined") );
+ i_test = 1;
}
-
- b_found = VLC_FALSE;
- for( j = 0 ; j< i_nodes; j++ )
+ else if( (*(playlist_item_t **)first)->i_children >= 0 &&
+ (*(playlist_item_t **)second)->i_children == -1 )
{
- if( !strcasecmp( psz_search, pp_nodes[j]->input.psz_name ) )
- {
- playlist_NodeAppend( p_playlist, i_view,
- pp_items[i], pp_nodes[j] );
- b_found = VLC_TRUE;
- break;
- }
+ i_test = -1;
}
- if( !b_found )
+ else
{
- p_node = playlist_NodeCreate( p_playlist, i_view,psz_search,
- NULL );
- INSERT_ELEM( pp_nodes, i_nodes, i_nodes, p_node );
- playlist_NodeAppend( p_playlist, i_view,
- pp_items[i],p_node );
+ i_test = strcasecmp( (*(playlist_item_t **)first)->p_input->psz_name,
+ (*(playlist_item_t **)second)->p_input->psz_name );
}
}
- /* Now, sort the nodes by name */
- playlist_ItemArraySort( p_playlist, i_nodes, pp_nodes, SORT_TITLE,
- i_type );
+ if ( sort_type == ORDER_REVERSE )
+ i_test = i_test * -1;
+#undef DO_META_SORT
+#undef DO_META_SORT_ADV
- /* Now, sort each node and append it to the root node*/
- for( i = 0 ; i< i_nodes ; i++ )
- {
- playlist_ItemArraySort( p_playlist, pp_nodes[i]->i_children,
- pp_nodes[i]->pp_children, SORT_TITLE, i_type );
-
- playlist_NodeAppend( p_playlist, i_view,
- pp_nodes[i], p_root );
- }
- return VLC_SUCCESS;
+ return i_test;
}