laipower/wp-content/plugins/wp-webauthn/vendor/web-token/jwt-key-mgmt/JKUFactory.php

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<?php
declare(strict_types=1);
/*
* The MIT License (MIT)
*
* Copyright (c) 2014-2020 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 function is_array;
use Jose\Component\Core\JWKSet;
use Jose\Component\Core\Util\JsonConverter;
use RuntimeException;
class JKUFactory extends UrlKeySetFactory
{
/**
* This method will try to fetch the url a retrieve the key set.
* Throws an exception in case of failure.
*
* @throws RuntimeException if the key cannot be reached
*/
public function loadFromUrl(string $url, array $header = []): JWKSet
{
$content = $this->getContent($url, $header);
$data = JsonConverter::decode($content);
if (!is_array($data)) {
throw new RuntimeException('Invalid content.');
}
return JWKSet::createFromKeyData($data);
}
}