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<?php declare(strict_types=1);
/*
* (c) shopware AG <info@shopware.com>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Swag\PayPal\Webhook;
use Shopware\Core\Framework\Context;
use Shopware\Core\Framework\Util\Random;
use Shopware\Core\System\SystemConfig\SystemConfigService;
use Swag\PayPal\RestApi\PayPalApiStruct;
use Swag\PayPal\RestApi\V1\Api\CreateWebhooks;
use Swag\PayPal\RestApi\V1\Api\Webhook as WebhookV1;
use Swag\PayPal\RestApi\V1\Resource\WebhookResource;
use Swag\PayPal\RestApi\V2\Api\Webhook as WebhookV2;
use Swag\PayPal\Setting\Settings;
use Swag\PayPal\Webhook\Exception\WebhookAlreadyExistsException;
use Swag\PayPal\Webhook\Exception\WebhookIdInvalidException;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Symfony\Component\Routing\RouterInterface;
class WebhookService implements WebhookServiceInterface
{
public const WEBHOOK_CREATED = 'created';
public const WEBHOOK_UPDATED = 'updated';
public const WEBHOOK_DELETED = 'deleted';
public const NO_WEBHOOK_ACTION_REQUIRED = 'nothing';
public const PAYPAL_WEBHOOK_TOKEN_NAME = 'sw-token';
public const PAYPAL_WEBHOOK_TOKEN_LENGTH = 32;
private WebhookResource $webhookResource;
private RouterInterface $router;
private WebhookRegistry $webhookRegistry;
private SystemConfigService $systemConfigService;
/**
* @internal
*/
public function __construct(
WebhookResource $webhookResource,
WebhookRegistry $webhookRegistry,
SystemConfigService $systemConfigService,
RouterInterface $router
) {
$this->webhookResource = $webhookResource;
$this->webhookRegistry = $webhookRegistry;
$this->router = $router;
$this->systemConfigService = $systemConfigService;
}
public function registerWebhook(?string $salesChannelId): string
{
$webhookExecuteToken = $this->systemConfigService->getString(Settings::WEBHOOK_EXECUTE_TOKEN, $salesChannelId);
if ($salesChannelId !== null && $webhookExecuteToken === $this->systemConfigService->getString(Settings::WEBHOOK_EXECUTE_TOKEN)) {
// inherited
$webhookExecuteToken = '';
}
if ($webhookExecuteToken === '') {
$webhookExecuteToken = Random::getAlphanumericString(self::PAYPAL_WEBHOOK_TOKEN_LENGTH);
}
$this->router->getContext()->setScheme('https');
$webhookUrl = $this->router->generate(
'api.action.paypal.webhook.execute',
[self::PAYPAL_WEBHOOK_TOKEN_NAME => $webhookExecuteToken],
UrlGeneratorInterface::ABSOLUTE_URL
);
$webhookId = $this->systemConfigService->getString(Settings::WEBHOOK_ID, $salesChannelId);
if ($salesChannelId !== null && $webhookId === $this->systemConfigService->getString(Settings::WEBHOOK_ID)) {
return $this->createWebhook($salesChannelId, $webhookUrl, $webhookExecuteToken);
}
if ($webhookId === '') {
return $this->createWebhook($salesChannelId, $webhookUrl, $webhookExecuteToken);
}
try {
$registeredWebhookUrl = $this->webhookResource->getWebhookUrl($webhookId, $salesChannelId);
if ($registeredWebhookUrl === $webhookUrl) {
return self::NO_WEBHOOK_ACTION_REQUIRED;
}
} catch (WebhookIdInvalidException $e) {
// do nothing, so the following code will be executed
}
try {
$this->webhookResource->updateWebhook($webhookUrl, $webhookId, $salesChannelId);
return self::WEBHOOK_UPDATED;
} catch (WebhookIdInvalidException $e) {
return $this->createWebhook($salesChannelId, $webhookUrl, $webhookExecuteToken);
}
}
/**
* @param WebhookV1|WebhookV2 $webhook
*/
public function executeWebhook(PayPalApiStruct $webhook, Context $context): void
{
$webhookHandler = $this->webhookRegistry->getWebhookHandler($webhook->getEventType());
$webhookHandler->invoke($webhook, $context);
}
public function deregisterWebhook(?string $salesChannelId): string
{
$webhookId = $this->systemConfigService->getString(Settings::WEBHOOK_ID, $salesChannelId);
if ($webhookId === '') {
return WebhookService::NO_WEBHOOK_ACTION_REQUIRED;
}
if ($salesChannelId !== null && $webhookId === $this->systemConfigService->getString(Settings::WEBHOOK_ID)) {
// inherited
return WebhookService::NO_WEBHOOK_ACTION_REQUIRED;
}
try {
$this->webhookResource->deleteWebhook($webhookId, $salesChannelId);
$deleted = true;
} catch (WebhookIdInvalidException $e) {
$deleted = false;
}
$this->systemConfigService->delete(Settings::WEBHOOK_EXECUTE_TOKEN, $salesChannelId);
$this->systemConfigService->delete(Settings::WEBHOOK_ID, $salesChannelId);
return $deleted ? WebhookService::WEBHOOK_DELETED : WebhookService::NO_WEBHOOK_ACTION_REQUIRED;
}
private function createWebhook(
?string $salesChannelId,
string $webhookUrl,
string $webhookExecuteToken
): string {
$requestData = [
'url' => $webhookUrl,
'event_types' => [['name' => WebhookEventTypes::ALL_EVENTS]],
];
$createWebhooks = new CreateWebhooks();
$createWebhooks->assign($requestData);
try {
$webhookId = $this->webhookResource->createWebhook(
$webhookUrl,
$createWebhooks,
$salesChannelId
);
$this->systemConfigService->set(Settings::WEBHOOK_EXECUTE_TOKEN, $webhookExecuteToken, $salesChannelId);
$this->systemConfigService->set(Settings::WEBHOOK_ID, $webhookId, $salesChannelId);
return self::WEBHOOK_CREATED;
} catch (WebhookAlreadyExistsException $e) {
return self::NO_WEBHOOK_ACTION_REQUIRED;
}
}
}

custom/plugins/SwagPayPal/src/Webhook/WebhookService.php line 111