/**
* Look up how many times a coupon was used by a customer
*
* @param int $customerId
* @param Mage_SalesRule_Model_Coupon $coupon
*
* @return int
*/
public function getCustomerCouponUseCount($customerId, Mage_SalesRule_Model_Coupon $coupon)
{
$couponUsage = new Varien_Object();
Mage::getResourceModel('salesrule/coupon_usage')->loadByCustomerCoupon($couponUsage, $customerId, $coupon->getId());
return intval($couponUsage->getTimesUsed());
}
/**
* Validates conditions in the "Rule Information" tab of sales rule admin.
*
* @param Mage_SalesRule_Model_Rule $rule
* @param Mage_SalesRule_Model_Coupon $coupon
* @return string
*/
protected function _validateGeneral($rule, $coupon)
{
if (!$rule->getIsActive()) {
Mage::throwException($this->_formatMessage('Your coupon is inactive.'));
}
// check websites
$websiteIds = $rule->getWebsiteIds();
if (!in_array($this->_getQuote()->getStore()->getWebsiteId(), $websiteIds)) {
$websiteNames = Mage::getResourceModel('core/website_collection')->addFieldToFilter('website_id', array('in' => $websiteIds))->getColumnValues('name');
Mage::throwException($this->_formatMessage('Your coupon is not valid for this store.', implode(', ', $websiteNames), 'Allowed Websites: %s.'));
}
// check customer groups
$groupIds = $rule->getCustomerGroupIds();
if (!in_array($this->_getQuote()->getCustomerGroupId(), $groupIds)) {
$customerGroupNames = Mage::getResourceModel('customer/group_collection')->addFieldToFilter('customer_group_id', array('in' => $groupIds))->getColumnValues('customer_group_code');
Mage::throwException($this->_formatMessage('Your coupon is not valid for your Customer Group.', implode(', ', $customerGroupNames), 'Allowed Customer Groups: %s.'));
}
// check dates
$now = new Zend_Date(Mage::getModel('core/date')->timestamp(time()), Zend_Date::TIMESTAMP);
// check from date
if ($rule->getFromDate()) {
$fromDate = new Zend_Date($rule->getFromDate(), Varien_Date::DATE_INTERNAL_FORMAT);
if ($now->isEarlier($fromDate, Zend_Date::DATE_MEDIUM)) {
Mage::throwException($this->_formatMessage('Your coupon is not valid yet. It will be active on %s.', Mage::helper('core')->formatDate($fromDate, Mage_Core_Model_Locale::FORMAT_TYPE_LONG), ''));
}
}
// check to date
if ($rule->getToDate()) {
$toDate = new Zend_Date($rule->getToDate(), Varien_Date::DATE_INTERNAL_FORMAT);
if ($now->isLater($toDate, Zend_Date::DATE_MEDIUM)) {
Mage::throwException($this->_formatMessage('Your coupon is no longer valid. It expired on %s.', Mage::helper('core')->formatDate($toDate, Mage_Core_Model_Locale::FORMAT_TYPE_LONG), ''));
}
}
// magemail coupon-level auto-expiration date
$isCouponAlreadyUsed = $coupon->getUsageLimit() && $coupon->getTimesUsed() >= $coupon->getUsageLimit();
if ($coupon->getdata('magemail_expired_at') && $isCouponAlreadyUsed) {
$expirationDate = Mage::getSingleton('core/date')->date('M d, Y', $coupon->getdata('magemail_expired_at'));
Mage::throwException($this->_formatMessage('Your coupon is no longer valid. It expired on %s.', $expirationDate));
}
// check global usage limit
if ($coupon->getUsageLimit() && $coupon->getTimesUsed() >= $coupon->getUsageLimit()) {
Mage::throwException($this->_formatMessage('Your coupon was already used.', $coupon->getUsageLimit(), sprintf('It may only be used %d time(s).', $coupon->getUsageLimit())));
}
// check per customer usage limit
$customerId = $this->_getQuote()->getCustomerId();
if ($customerId && $coupon->getUsagePerCustomer()) {
$couponUsage = new Varien_Object();
Mage::getResourceModel('salesrule/coupon_usage')->loadByCustomerCoupon($couponUsage, $customerId, $coupon->getId());
if ($couponUsage->getCouponId() && $couponUsage->getTimesUsed() >= $coupon->getUsagePerCustomer()) {
Mage::throwException($this->_formatMessage('You have already used your coupon.', $coupon->getUsageLimit(), sprintf('It may only be used %d time(s).', $coupon->getUsagePerCustomer())));
}
}
// check per rule usage limit
$ruleId = $rule->getId();
if ($ruleId && $rule->getUsesPerCustomer()) {
$ruleCustomer = Mage::getModel('salesrule/rule_customer');
$ruleCustomer->loadByCustomerRule($customerId, $ruleId);
if ($ruleCustomer->getId()) {
if ($ruleCustomer->getTimesUsed() >= $rule->getUsesPerCustomer()) {
Mage::throwException($this->_formatMessage('You have already used your coupon.', $coupon->getUsageLimit(), sprintf('It may only be used %d time(s).', $coupon->getUsagePerCustomer())));
}
}
}
}
