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<?php
declare(strict_types=1);
namespace TechDeCo\ElasticApmAgent\Convenience\Middleware;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use TechDeCo\ElasticApmAgent\Convenience\OpenTransaction;
use function assert;
final class OpenTransactionRequestEnrichmentMiddleware implements MiddlewareInterface
{
/**
* @var OpenTransactionRequestEnricher[]
*/
private $enricherList;
public function __construct(OpenTransactionRequestEnricher ...$enricherList)
$this->enricherList = $enricherList;
}
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
$transaction = $request->getAttribute(TransactionMiddleware::TRANSACTION_ATTRIBUTE);
assert($transaction instanceof OpenTransaction, 'Expected a transaction in the request attributes');
foreach ($this->enricherList as $enricher) {
$enricher->enrichFromRequest($transaction, $request);
return $handler->handle($request);