/**
* Reserve order ID for specified quote and start checkout on PayPal
*
* @param string $returnUrl
* @param string $cancelUrl
* @param bool|null $button
* @return string
* @throws \Magento\Framework\Exception\LocalizedException
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
* @SuppressWarnings(PHPMD.ExcessiveMethodLength)
*/
public function start($returnUrl, $cancelUrl, $button = null)
{
$this->_quote->collectTotals();
if (!$this->_quote->getGrandTotal()) {
throw new \Magento\Framework\Exception\LocalizedException(__('PayPal can\'t process orders with a zero balance due. ' . 'To finish your purchase, please go through the standard checkout process.'));
}
$this->_quote->reserveOrderId();
$this->quoteRepository->save($this->_quote);
// prepare API
$this->_getApi();
$solutionType = $this->_config->getMerchantCountry() == 'DE' ? \Magento\Paypal\Model\Config::EC_SOLUTION_TYPE_MARK : $this->_config->getValue('solutionType');
$this->_api->setAmount($this->_quote->getBaseGrandTotal())->setCurrencyCode($this->_quote->getBaseCurrencyCode())->setInvNum($this->_quote->getReservedOrderId())->setReturnUrl($returnUrl)->setCancelUrl($cancelUrl)->setSolutionType($solutionType)->setPaymentAction($this->_config->getValue('paymentAction'));
if ($this->_giropayUrls) {
list($successUrl, $cancelUrl, $pendingUrl) = $this->_giropayUrls;
$this->_api->addData(['giropay_cancel_url' => $cancelUrl, 'giropay_success_url' => $successUrl, 'giropay_bank_txn_pending_url' => $pendingUrl]);
}
if ($this->_isBml) {
$this->_api->setFundingSource('BML');
}
$this->_setBillingAgreementRequest();
if ($this->_config->getValue('requireBillingAddress') == PaypalConfig::REQUIRE_BILLING_ADDRESS_ALL) {
$this->_api->setRequireBillingAddress(1);
}
// suppress or export shipping address
$address = null;
if ($this->_quote->getIsVirtual()) {
if ($this->_config->getValue('requireBillingAddress') == PaypalConfig::REQUIRE_BILLING_ADDRESS_VIRTUAL) {
$this->_api->setRequireBillingAddress(1);
}
$this->_api->setSuppressShipping(true);
} else {
$address = $this->_quote->getShippingAddress();
$isOverridden = 0;
if (true === $address->validate()) {
$isOverridden = 1;
$this->_api->setAddress($address);
}
$this->_quote->getPayment()->setAdditionalInformation(self::PAYMENT_INFO_TRANSPORT_SHIPPING_OVERRIDDEN, $isOverridden);
$this->_quote->getPayment()->save();
}
/** @var $cart \Magento\Payment\Model\Cart */
$cart = $this->_cartFactory->create(['salesModel' => $this->_quote]);
$this->_api->setPaypalCart($cart);
if (!$this->_taxData->getConfig()->priceIncludesTax()) {
$this->setShippingOptions($cart, $address);
}
$this->_config->exportExpressCheckoutStyleSettings($this->_api);
/* Temporary solution. @TODO: do not pass quote into Nvp model */
$this->_api->setQuote($this->_quote);
$this->_api->callSetExpressCheckout();
$token = $this->_api->getToken();
$this->_setRedirectUrl($button, $token);
$payment = $this->_quote->getPayment();
$payment->unsAdditionalInformation(self::PAYMENT_INFO_TRANSPORT_BILLING_AGREEMENT);
// Set flag that we came from Express Checkout button
if (!empty($button)) {
$payment->setAdditionalInformation(self::PAYMENT_INFO_BUTTON, 1);
} elseif ($payment->hasAdditionalInformation(self::PAYMENT_INFO_BUTTON)) {
$payment->unsAdditionalInformation(self::PAYMENT_INFO_BUTTON);
}
$payment->save();
return $token;
}
/**
* calculate quote checksum, it's verified after the return from the payment page
* detect fraud attempts (cart modifications during checkout)
*
* @param \Magento\Quote\Model\Quote $quote
*
* @return string
*/
public function calculateQuoteChecksum($quote)
{
$data = round($quote->getGrandTotal(), $this->getPrecision()) . $quote->getBaseCurrencyCode() . $quote->getCustomerEmail();
foreach ($quote->getAllVisibleItems() as $item) {
/** @var \Magento\Quote\Model\Quote\Item $item */
$data .= $item->getSku();
$data .= round($item->getRowTotal(), $this->getPrecision());
$data .= round($item->getTaxAmount(), $this->getPrecision());
}
$address = $quote->getBillingAddress();
$data .= $address->getName() . $address->getCompany() . $address->getCity() . $address->getPostcode() . $address->getCountryId() . $address->getCountry() . $address->getRegion() . $address->getStreetLine(1) . $address->getStreetLine(2);
$address = $quote->getShippingAddress();
$data .= $address->getName() . $address->getCompany() . $address->getCity() . $address->getPostcode() . $address->getCountryId() . $address->getCountry() . $address->getRegion() . $address->getStreetLine(1) . $address->getStreetLine(2);
return hash_hmac('sha512', $data, $this->getConfigData('basicdata/secret'));
}
