/**
* Unset 'pageId' value from saved parameters
*
* @param string $param Parameter name
*
* @return mixed
*/
protected function getSavedRequestParam($param)
{
return static::PARAM_PAGE_ID != $param ? parent::getSavedRequestParam($param) : null;
}
/**
* Define so called "request" parameters
*
* @return void
*/
protected function defineRequestParams()
{
parent::defineRequestParams();
$this->requestParams[] = self::PARAM_CATEGORY_ID;
}
/**
* Define so called "request" parameters
*
* @return void
*/
protected function defineRequestParams()
{
parent::defineRequestParams();
$this->requestParams[] = 'substring';
}
/**
* Return maximum possible items number per page
*
* @return integer
*/
protected function getItemsPerPageMax()
{
return (int) \XLite\Core\Config::getInstance()->General->products_per_page_max ?: parent::getItemsPerPageMax();
}