/** * Set request variable name which is used for apply filter * * @param string $varName * @return Mage_Catalog_Model_Layer_Filter_Abstract */ public function setRequestVar($varName) { if (Mage::helper('catalin_seo')->isEnabled()) { $attrUrlKeyModel = Mage::getResourceModel('catalin_seo/attribute_urlkey'); $varName = $attrUrlKeyModel->getUrlKey($varName); } return parent::setRequestVar($varName); }