public function isValid($value, $context = null)
{
$registry = Zend_Registry::getInstance();
$signedUserInfo = $registry->get("signedUserInfo");
$valueString = (string) $value;
$this->_setValue($valueString);
if (mb_strlen($value) > 16) {
$this->_error(self::INVALID_Redeem);
return false;
}
if (empty($value)) {
$this->_error(self::EMPTY_Redeem);
return false;
}
$coupons = Ml_Model_Coupons::getInstance();
$token = $coupons->get($value);
if (!$token) {
$this->_error(self::NOTFOUND_Redeem);
return false;
}
if (!$token['active']) {
$this->_error(self::USED_Redeem);
return false;
}
if (!$token['unique_use']) {
$credits = Ml_Model_Credits::getInstance();
$isItUsed = $credits->getCouponRedeemed($signedUserInfo['id'], $token['id']);
if ($isItUsed) {
$this->_error(self::YUSED_Redeem);
return false;
}
}
return true;
}
public function orderAction()
{
$registry = Zend_Registry::getInstance();
$config = $registry->get("config");
$signedUserInfo = $registry->get("signedUserInfo");
$request = $this->getRequest();
$orderPid = $request->getUserParam("order_pid");
$credits = Ml_Model_Credits::getInstance();
$order = $credits->getByPid($orderPid);
if (!$order || $order['uid'] != $signedUserInfo['id']) {
$registry->set("notfound", true);
throw new Exception("Order doesn't exists.");
}
if ($order['reason_type'] == 'redeem') {
$coupons = Ml_Model_Coupons::getInstance();
$this->view->orderCoupon = $coupons->getById($order['reason_id']);
}
$this->view->order = $order;
}
/**
* makes a coupon's based transaction
* @param big int $uid
* @param faken hexdec $coupon
*/
public function couponTransaction($uid, $coupon)
{
$coupons = Ml_Model_Coupons::getInstance();
$logger = Ml_Model_Logger::getInstance();
$this->_dbAdapter->beginTransaction();
$couponData = $coupons->get($coupon, true);
if (is_array($couponData)) {
if ($couponData['unique_use']) {
$stateChange = $coupons->state($couponData['hash'], false);
if (!$stateChange) {
$this->_dbAdapter->rollBack();
return false;
}
} else {
if (!$couponData['unique_use']) {
//then checks if it was already used by this user:
//using fetchRow 'cause 1 result is enough
$isItUsed = $this->_dbTable->fetchRow($this->_dbTable->select()->where("binary `uid` = ?", $uid)->where("reason_type = ?", self::COUPON_REDEEM)->where("binary `reason_id` = ?", $couponData['id']));
if (is_object($isItUsed)) {
$this->_dbAdapter->rollBack();
return false;
}
}
}
$this->insert(array("pid" => $this->makeUUId(), "uid" => $uid, "amount" => $couponData['amount'], "sack" => $couponData['sack'], "reason_type" => self::COUPON_REDEEM, "reason_id" => $couponData['id']));
$transactionId = $this->_dbAdapter->lastInsertId();
$logger->log(array("action" => "transaction", "transaction" => $transactionId));
$this->_dbAdapter->commit();
return $transactionId;
}
}
