private static function get_post_edit_layout_template() { if (self::$post_type_edit_layout_template === null) { self::$post_type_edit_layout_template = admin_url() . 'admin.php?page=dd_layouts_edit&action=edit&layout_id=' . Types_Helper_Condition_Layouts_Template_Exists::get_layout_id(); } return self::$post_type_edit_layout_template; }