为WordPress媒体文件添加重新关联附加选项

    add_filter("manage_upload_columns", 'upload_columns');
    add_action("manage_media_custom_column", 'media_custom_columns', 0, 2);
    
    function upload_columns($columns) {
        unset($columns['parent']);
        $columns['better_parent'] = "Parent";
        return $columns;
    }
    function media_custom_columns($column_name, $id) {
        $post = get_post($id);
        if($column_name != 'better_parent')
            return;
            if ( $post->post_parent > 0 ) {
                if ( get_post($post->post_parent) ) {
                    $title =_draft_or_post_title($post->post_parent);
                }
                ?>
                ,
               

               
                            } else {
                ?>
               

               
                            }
    }