/**
* Remote coupon from cart
*
* @throws Mage_Exception
*/
public function cancelAction()
{
$isAjax = $this->getRequest()->getParam('isAjax');
try {
$quote = $this->_getQuote();
$couponCode = (string) $this->getRequest()->getParam('coupon_code_cancel');
$oldCouponCode = $quote->getCouponCode();
$this->couponService->removeCoupon($quote, $couponCode);
$newCouponCode = $quote->getCouponCode();
$foundInOldCoupon = stristr($oldCouponCode, $couponCode) !== false;
$foundInNewCoupon = stristr($newCouponCode, $couponCode) !== false;
$hasCouponChanged = $foundInOldCoupon === true && $foundInNewCoupon === false;
if ($hasCouponChanged) {
$this->_getSession()->addSuccess($this->__('Coupon code %s was canceled.', $couponCode));
} else {
$this->_getSession()->addError($this->__('Cannot cancel the coupon code.'));
}
} catch (Mage_Core_Exception $e) {
$this->_getSession()->addError($e->getMessage());
} catch (Exception $e) {
$this->_getSession()->addError($this->__('Cannot cancel the coupon code.'));
Mage::logException($e);
}
if (!$isAjax) {
$this->_goBack();
}
}
/**
* Get applied coupons
* @return array
*/
public function getAppliedCoupons()
{
if (!isset($this->appliedCodes)) {
$quote = $this->getQuote();
$this->appliedCodes = $this->couponService->getCouponCodesFromQuote($quote);
}
return $this->appliedCodes;
}
/**
* Update coupon usage
* @param Mage_Sales_Model_Order
*/
protected function updateCouponUsage(Mage_Sales_Model_Order $order)
{
$couponCodes = $this->couponService->getCouponCodesFromOrder($order);
// default handler works well with 1 code, we don't need to change anything
if (count($couponCodes) > 1) {
$customerId = $order->getCustomerId();
$this->couponService->updateCouponUsage($couponCodes, $customerId);
}
}
/**
* Validate the coupon usage for given address
* @param Mage_Sales_Model_Quote_Address
*/
protected function validateCouponUsage(Mage_Sales_Model_Quote_Address $address)
{
$quote = $address->getQuote();
$customerId = $quote->getCustomerId();
$couponCodes = $this->couponService->getCouponCodesFromQuote($quote);
$newCodes = $couponCodes;
foreach ($couponCodes as $index => $couponCode) {
$isValid = $this->isValidCouponUsage($couponCode, $customerId);
if (!$isValid) {
unset($newCodes[$index]);
}
}
if ($newCodes != $couponCodes) {
$couponCode = implode(',', $newCodes);
$quote->setCouponCode($couponCode);
}
}
/**
* Get the applied coupon codes
* @return array
*/
public function getAppliedCoupons()
{
$quote = $this->getQuote();
return $this->couponService->getCouponCodesFromQuote($quote);
}
