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<?php
declare(strict_types=1);
namespace KlarnaPayment\Components\EventListener;
use KlarnaPayment\Components\ConfigReader\ConfigReaderInterface;
use KlarnaPayment\Components\Extension\TemplateData\ExpressDataExtension;
use KlarnaPayment\Components\Helper\PaymentHelper\PaymentHelperInterface;
use KlarnaPayment\Components\Struct\Configuration;
use KlarnaPayment\Installer\Modules\PaymentMethodInstaller;
use Shopware\Core\Checkout\Customer\Event\GuestCustomerRegisterEvent;
use Shopware\Core\Checkout\Payment\PaymentMethodCollection;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Criteria;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Filter\EqualsFilter;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Sorting\FieldSorting;
use Shopware\Core\Framework\Validation\DataBag\RequestDataBag;
use Shopware\Core\System\SalesChannel\Context\SalesChannelContextService;
use Shopware\Core\System\SalesChannel\Entity\SalesChannelRepository;
use Shopware\Core\System\SalesChannel\SalesChannel\AbstractContextSwitchRoute;
use Shopware\Core\System\SalesChannel\SalesChannelContext;
use Shopware\Storefront\Page\Checkout\Cart\CheckoutCartPageLoadedEvent;
use Shopware\Storefront\Page\Checkout\Offcanvas\OffcanvasCartPageLoadedEvent;
use Shopware\Storefront\Page\Checkout\Register\CheckoutRegisterPageLoadedEvent;
use Shopware\Storefront\Page\PageLoadedEvent;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
class ExpressButtonEventListener implements EventSubscriberInterface
{
private const ENVIRONMENT_PLAYGROUND = 'playground';
private const ENVIRONMENT_PRODUCTION = 'production';
/** @var PaymentHelperInterface */
private $paymentHelper;
/** @var ConfigReaderInterface */
private $configReader;
/** @var AbstractContextSwitchRoute */
private $contextSwitchRoute;
/** @var SalesChannelRepository */
private $paymentMethodsRepository;
public function __construct(
PaymentHelperInterface $paymentHelper,
ConfigReaderInterface $configReader,
AbstractContextSwitchRoute $contextSwitchRoute,
SalesChannelRepository $paymentMethodsRepository
) {
$this->paymentHelper = $paymentHelper;
$this->configReader = $configReader;
$this->contextSwitchRoute = $contextSwitchRoute;
$this->paymentMethodsRepository = $paymentMethodsRepository;
}
public static function getSubscribedEvents(): array
{
return [
CheckoutRegisterPageLoadedEvent::class => 'addExpressTemplateData',
CheckoutCartPageLoadedEvent::class => 'addExpressTemplateData',
OffcanvasCartPageLoadedEvent::class => 'addExpressTemplateData',
GuestCustomerRegisterEvent::class => 'changeDefaultPaymentMethod',
];
}
/**
* @param CheckoutCartPageLoadedEvent|CheckoutRegisterPageLoadedEvent|OffcanvasCartPageLoadedEvent $event
*/
public function addExpressTemplateData(PageLoadedEvent $event): void
{
$salesChannelContext = $event->getSalesChannelContext();
if (!$this->paymentHelper->isKlarnaPaymentsEnabled($salesChannelContext)) {
return;
}
$configuration = $this->configReader->read($salesChannelContext->getSalesChannel()->getId());
if (!$configuration->get('isKlarnaExpressActive', false)) {
return;
}
$locale = $this->paymentHelper->getSalesChannelLocale($salesChannelContext);
$country = $this->paymentHelper->getShippingCountry($salesChannelContext);
$testMode = !empty($configuration->get('testMode'));
$environment = $testMode ? self::ENVIRONMENT_PLAYGROUND : self::ENVIRONMENT_PRODUCTION;
$user = $this->getApiUsername($salesChannelContext, $configuration, $testMode);
$underscorePosition = strpos($user, '_');
if ($underscorePosition === false) {
return;
}
$templateData = new ExpressDataExtension(
substr($user, 0, $underscorePosition),
$environment,
substr_replace($locale->getCode(), (string) $country->getIso(), 3, 2),
$configuration->get('klarnaExpressTheme', 'default'),
$configuration->get('klarnaExpressLabel', 'default'),
$configuration->get('klarnaExpressCssClass', ''),
$configuration->get('klarnaExpressShape', 'default')
);
$event->getPage()->addExtension(ExpressDataExtension::EXTENSION_NAME, $templateData);
}
public function changeDefaultPaymentMethod(GuestCustomerRegisterEvent $event): void
{
$context = $event->getSalesChannelContext();
$paymentMethod = $this->getFirstKlarnaPaymentMethodId($context);
if ($paymentMethod === null) {
return;
}
$customer = $context->getCustomer();
if ($customer === null) {
return;
}
$this->contextSwitchRoute->switchContext(
new RequestDataBag([
SalesChannelContextService::PAYMENT_METHOD_ID => $paymentMethod,
]),
$context
);
}
private function getFirstKlarnaPaymentMethodId(SalesChannelContext $context): ?string
{
$validPaymentMethods = [
PaymentMethodInstaller::KLARNA_PAY_LATER,
PaymentMethodInstaller::KLARNA_FINANCING,
PaymentMethodInstaller::KLARNA_DIRECT_DEBIT,
PaymentMethodInstaller::KLARNA_DIRECT_BANK_TRANSFER,
PaymentMethodInstaller::KLARNA_CREDIT_CARD,
PaymentMethodInstaller::KLARNA_PAY_NOW,
];
$criteria = (new Criteria())
->addFilter(new EqualsFilter('active', true))
->addSorting(new FieldSorting('position'));
/** @var PaymentMethodCollection $availablePaymentMethods */
$availablePaymentMethods = $this->paymentMethodsRepository
->search($criteria, $context)
->getEntities();
$availablePaymentMethods = $availablePaymentMethods->filterByActiveRules($context);
foreach ($validPaymentMethods as $validPaymentMethod) {
if ($availablePaymentMethods->has($validPaymentMethod)) {
return $validPaymentMethod;
}
}
return null;
}
/**
* We are determining the user by the configuration priorizing the config made onto the saleschannel without inheritation
*/
private function getApiUsername(SalesChannelContext $salesChannelContext, Configuration $configuration, bool $testMode): string
{
$salesChannelConfiguration = $this->configReader->read(
$salesChannelContext->getSalesChannel()->getId(),
false
);
$configKey = $testMode ? 'testApiUsername' : 'apiUsername';
foreach ([$salesChannelConfiguration, $configuration] as $config) {
if ($user = $config->get($configKey)) {
return $user;
}
if ($user = $config->get($configKey . 'US')) {
return $user;
}
}
return '';
}
}

custom/plugins/KlarnaPayment/src/Components/EventListener/ExpressButtonEventListener.php line 70