/** * Rate text getter * * @param Varien_Object $row * @return string|null */ public function getRateText($row) { $websiteId = $row->getWebsiteId(); return Enterprise_Reward_Model_Reward_Rate::getRateText($row->getDirection(), $row->getPoints(), $row->getCurrencyAmount(), 0 == $websiteId ? null : Mage::app()->getWebsite($websiteId)->getBaseCurrencyCode()); }