public function isCached($template, $cacheId = null, $compileId = null) { require_once dirname(__FILE__) . '../../../../modules/designerpreview/defines.inc.php'; // turn off cache for PS base theme & preview - troubles with include files, capture, assign smarty variables in php //if (isPreviewTheme()) return false; return parent::isCached($template, $cacheId, $compileId); }