/*****************************************************************************
* sort.c : Playlist sorting functions
*****************************************************************************
- * Copyright (C) 1999-2004 the VideoLAN team
+ * Copyright (C) 1999-2007 the VideoLAN team
* $Id$
*
* 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
* along with this program; if not, write to the Free Software
* 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 );
+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 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 );
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;
+}
+
+static int playlist_cmp(const void *first, const void *second)
+{
+
+#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 ); \
+}
+
-#define DO_META_SORT( node ) { \
- char *psz_a = pp_items[i]->p_input->p_meta ? \
- pp_items[i]->p_input->p_meta->psz_##node : NULL ; \
- char *psz_b = pp_items[i_small]->p_input->p_meta ? \
- pp_items[i_small]->p_input->p_meta->psz_##node : NULL; \
+#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( pp_items[i]->i_children == -1 && pp_items[i_small]->i_children >= 0 ) \
+ if( (*(playlist_item_t **)first)->i_children == -1 && (*(playlist_item_t **)second)->i_children >= 0 ) \
i_test = 1;\
- else if( pp_items[i]->i_children >= 0 &&\
- pp_items[i_small]->i_children == -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( pp_items[i]->i_children >= 0 && \
- pp_items[i_small]->i_children >= 0 ) \
+ else if( (*(playlist_item_t **)first)->i_children >= 0 && \
+ (*(playlist_item_t **)second)->i_children >= 0 ) \
{ \
- i_test = strcasecmp( pp_items[i]->p_input->psz_name, \
- pp_items[i_small]->p_input->psz_name ); \
+ META_STRCASECMP_NAME( ) \
} \
/* Both are items */ \
else if( psz_a == NULL && psz_b != NULL ) \
/* No meta, sort by name */ \
else if( psz_a == NULL && psz_b == NULL ) \
{ \
- i_test = strcasecmp( pp_items[i]->p_input->psz_name, \
- pp_items[i_small]->p_input->psz_name ); \
+ META_STRCASECMP_NAME( ); \
} \
else \
{ \
- i_test = strcmp( psz_b, psz_a ); \
+ 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 )
- for( i_position = 0; i_position < i_items -1 ; i_position ++ )
+ int i_test = 0;
+
+ if( sort_mode == SORT_TITLE )
+ {
+ 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 )
{
- i_small = i_position;
- for( i = i_position + 1 ; i< i_items ; i++)
+ 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( (*(playlist_item_t **)first)->i_children == -1 &&
+ (*(playlist_item_t **)second)->i_children >= 0 )
{
- int i_test = 0;
-
- if( i_mode == SORT_TITLE )
- {
- i_test = strcasecmp( pp_items[i]->p_input->psz_name,
- pp_items[i_small]->p_input->psz_name );
- }
- else if( i_mode == SORT_TITLE_NUMERIC )
- {
- i_test = atoi( pp_items[i]->p_input->psz_name ) -
- atoi( pp_items[i_small]->p_input->psz_name );
- }
- else if( i_mode == SORT_DURATION )
- {
- i_test = pp_items[i]->p_input->i_duration -
- pp_items[i_small]->p_input->i_duration;
- }
- else if( i_mode == SORT_ARTIST )
- {
- DO_META_SORT( artist );
- }
- else if( i_mode == SORT_ALBUM )
- {
- DO_META_SORT( album );
- }
- else if( i_mode == SORT_TITLE_NODES_FIRST )
- {
- /* Alphabetic sort, all nodes first */
-
- 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]->p_input->psz_name,
- pp_items[i_small]->p_input->psz_name );
- }
- }
-
- if( ( i_type == ORDER_NORMAL && i_test < 0 ) ||
- ( i_type == ORDER_REVERSE && i_test > 0 ) )
- {
- i_small = i;
- }
+ i_test = 1;
+ }
+ else if( (*(playlist_item_t **)first)->i_children >= 0 &&
+ (*(playlist_item_t **)second)->i_children == -1 )
+ {
+ i_test = -1;
+ }
+ else
+ {
+ i_test = strcasecmp( (*(playlist_item_t **)first)->p_input->psz_name,
+ (*(playlist_item_t **)second)->p_input->psz_name );
}
- p_temp = pp_items[i_position];
- pp_items[i_position] = pp_items[i_small];
- pp_items[i_small] = p_temp;
}
- return VLC_SUCCESS;
+
+ if ( sort_type == ORDER_REVERSE )
+ i_test = i_test * -1;
+#undef DO_META_SORT
+#undef DO_META_SORT_ADV
+
+ return i_test;
}