Hide nodes which don't match the search string and don't have any children...

Hide nodes which don't match the search string and don't have any children matching the search string when performing a playlist search.

src/playlist/search.c

@@ -108,18 +108,31 @@ playlist_item_t * playlist_ItemGetByInputId( playlist_t *p_playlist,
  * Live search handling
  ***************************************************************************/
 
-int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
+static vlc_bool_t playlist_LiveSearchUpdateInternal( playlist_t *p_playlist,
+                                                     playlist_item_t *p_root,
+                                                     const char *psz_string );
+static vlc_bool_t playlist_LiveSearchUpdateInternal( playlist_t *p_playlist,
+                                                     playlist_item_t *p_root,
                                                      const char *psz_string )
 {
    int i;
-   p_playlist->b_reset_currently_playing = VLC_TRUE;
-   for( i = 0 ; i< p_root->i_children ; i ++ )
+   vlc_bool_t b_match = VLC_FALSE;
+   for( i = 0 ; i < p_root->i_children ; i ++ )
    {
 
         playlist_item_t *p_item = p_root->pp_children[i];
         if( p_item->i_children > -1 )
         {
-            playlist_LiveSearchUpdate( p_playlist, p_item, psz_string );
+            if( playlist_LiveSearchUpdateInternal( p_playlist, p_item, psz_string ) ||
+                strcasestr( p_item->p_input->psz_name, psz_string ) )
+            {
+                p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
+                b_match = VLC_TRUE;
+            }
+            else
+            {
+                p_item->i_flags |= PLAYLIST_DBL_FLAG;
+            }
         }
         else
         {
@@ -128,6 +141,7 @@ int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
                 input_item_MetaMatch( p_item->p_input, vlc_meta_Artist, psz_string ) )
             {
                 p_item->i_flags &= ~PLAYLIST_DBL_FLAG;
+                b_match = VLC_TRUE;
             }
             else
             {
@@ -135,6 +149,14 @@ int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
             }
         }
    }
+   return b_match;
+}
+
+int playlist_LiveSearchUpdate( playlist_t *p_playlist, playlist_item_t *p_root,
+                               const char *psz_string )
+{
+   p_playlist->b_reset_currently_playing = VLC_TRUE;
+    playlist_LiveSearchUpdateInternal( p_playlist, p_root, psz_string );
     vlc_cond_signal( &p_playlist->object_wait );
     return VLC_SUCCESS;
 }