source/Application/Controller/FrontendController.php
public function getFormId()
    {
        if ($this->_sFormId === null) {
            $this->_sFormId = \OxidEsales\Eshop\Core\Registry::getUtilsObject()->generateUId();
            \OxidEsales\Eshop\Core\Registry::getSession()->setVariable('sessionuformid', $this->_sFormId);
        }

        return $this->_sFormId;
    }
public function getFormId()
    {
        if ($this->_sFormId === null) {
            $this->_sFormId = \OxidEsales\Eshop\Core\Registry::getUtilsObject()->generateUId();
            \OxidEsales\Eshop\Core\Registry::getSession()->setVariable('sessionuformid', $this->_sFormId);
        }

        return $this->_sFormId;
    }
public function getFormId ( ) { if ( $ this -> _sFormId === null ) { $ this -> _sFormId = \ OxidEsales \ Eshop \ Core \ Registry :: getUtilsObject ( ) -> generateUId ( ) ; \ OxidEsales \ Eshop \ Core \ Registry :: getSession ( ) -> setVariable ( 'sessionuformid' , $ this -> _sFormId ) ; } return $ this -> _sFormId ; }
Form id getter. This id used to prevent double review entry submit

@return string
Form id getter . This id used to prevent double review entry submit