/** * Fetches the discount amount for the customer * @param TinyBrick_OrderEdit_Model_Order_Address $address * @return TinyBrick_OrderEdit_Model_Order_Address_Total_Discount */ public function fetch(TinyBrick_OrderEdit_Model_Order_Address $address) { $amount = $address->getDiscountAmount(); if ($amount != 0) { $title = Mage::helper('sales')->__('Discount'); if ($code = $address->getCouponCode()) { $title = Mage::helper('sales')->__('Discount (%s)', $code); } $address->addTotal(array('code' => $this->getCode(), 'title' => $title, 'value' => $amount)); } return $this; }