/**
* Get applied coupons
* @return array
*/
public function getAppliedCoupons()
{
if (!isset($this->appliedCodes)) {
$quote = $this->getQuote();
$this->appliedCodes = $this->couponService->getCouponCodesFromQuote($quote);
}
return $this->appliedCodes;
}
/**
* Warn if maximum coupons are used
* @param Varien_Event_Observer
*/
public function warnMaximumCoupons(Varien_Event_Observer $observer)
{
$checkoutSession = $this->getCheckoutSession();
$quote = $checkoutSession->getQuote();
$couponCodes = $this->couponService->getCouponCodesFromQuote($quote);
$cartCouponsCount = count($couponCodes);
$maxCouponsCount = Mage::getStoreConfig('promo/multiple_coupons/max_num_coupons');
if ($cartCouponsCount >= $maxCouponsCount) {
$checkoutSession->addNotice(Mage::helper('core')->__('You have entered the maximum number of allowed coupons. If you wish to enter another, please delete one first.'));
}
}
/**
* 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);
}
