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<?php
declare(strict_types=1);
/*
* The MIT License (MIT)
*
* Copyright (c) 2014-2018 Spomky-Labs
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
namespace Jose\Component\KeyManagement;
use Http\Client\HttpClient;
use Http\Message\RequestFactory;
use Jose\Component\Core\Converter\JsonConverter;
use Jose\Component\Core\JWK;
use Jose\Component\Core\JWKSet;
use Jose\Component\KeyManagement\KeyConverter\KeyConverter;
class X5UFactory extends UrlKeySetFactory
{
private $jsonConverter;
/**
* X5UFactory constructor.
*/
public function __construct(?JsonConverter $jsonConverter, HttpClient $client, RequestFactory $requestFactory)
{
$this->jsonConverter = $jsonConverter ?? new \Jose\Component\Core\Util\JsonConverter();
parent::__construct($client, $requestFactory);
}
/**
* This method will try to fetch the url a retrieve the key set.
* Throws an exception in case of failure.
*
* @throws \InvalidArgumentException
*/
public function loadFromUrl(string $url, array $header = []): JWKSet
{
$content = $this->getContent($url, $header);
$data = $this->jsonConverter->decode($content);
if (!\is_array($data)) {
throw new \RuntimeException('Invalid content.');
}
$keys = [];
foreach ($data as $kid => $cert) {
if (false === \mb_strpos($cert, '-----BEGIN CERTIFICATE-----')) {
$cert = '-----BEGIN CERTIFICATE-----'.PHP_EOL.$cert.PHP_EOL.'-----END CERTIFICATE-----';
}
$jwk = KeyConverter::loadKeyFromCertificate($cert);
if (\is_string($kid)) {
$jwk['kid'] = $kid;
$keys[$kid] = new JWK($jwk);
} else {
$keys[] = new JWK($jwk);
}
}
return new JWKSet($keys);
}
}
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