<?php declare(strict_types=1); namespace Jose\Component\KeyManagement; use Jose\Component\Core\JWKSet; use Jose\Component\Core\Util\JsonConverter; use RuntimeException; use function is_array; class JKUFactory extends UrlKeySetFactory { /** * This method will try to fetch the url a retrieve the key set. Throws an exception in case of failure. */ 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); } }