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<?php |
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/* |
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* This file is part of the Guarded Authentication package. |
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* |
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* (c) Jafar Jabr <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Jafar\Bundle\GuardedAuthenticationBundle\Api\JWSProvider; |
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use Jafar\Bundle\GuardedAuthenticationBundle\Api\JWSCreator\JWSCreator; |
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use Jafar\Bundle\GuardedAuthenticationBundle\Api\JWTSigner\JWS; |
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use Jafar\Bundle\GuardedAuthenticationBundle\Api\KeyLoader\KeyLoaderInterface; |
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use Jafar\Bundle\GuardedAuthenticationBundle\Api\KeyLoader\LoadedJWS; |
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/** |
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* Class JWSProvider. |
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* |
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* @author Jafar Jabr <[email protected]> |
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*/ |
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class JWSProvider implements JWSProviderInterface |
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{ |
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const SIGNATUREALGORITHM = 'RS256'; |
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/** |
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* @var KeyLoaderInterface |
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*/ |
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private $keyLoader; |
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/** |
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* @var int |
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*/ |
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private $ttl; |
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/** |
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* @var int |
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*/ |
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private $refresh_ttl; |
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/** |
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* @param KeyLoaderInterface $keyLoader |
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* @param int $ttl |
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* @param int $refresh_ttl |
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* |
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* @throws \InvalidArgumentException If the given ttl is not numeric |
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*/ |
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public function __construct(KeyLoaderInterface $keyLoader, $ttl, $refresh_ttl) |
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{ |
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if (null === $ttl) { |
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throw new \InvalidArgumentException(sprintf('The TTL should be a numeric value, got %s instead.', $ttl)); |
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} |
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if (null === $refresh_ttl) { |
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throw new \InvalidArgumentException( |
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sprintf('The Refresh TTL should be a numeric value, got %s instead.', $refresh_ttl) |
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); |
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} |
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$this->keyLoader = $keyLoader; |
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$this->ttl = $ttl; |
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$this->refresh_ttl = $refresh_ttl; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function create(array $payload, string $type = 'Main') |
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{ |
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$jws = new JWS(['alg' => self::SIGNATUREALGORITHM]); |
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$claims = ['iat' => time()]; |
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if ('Main' == $type) { |
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$claims['exp'] = time() + $this->ttl; |
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} else { |
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$claims['exp'] = time() + $this->refresh_ttl; |
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} |
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$jws->setPayload($payload + $claims); |
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$jws->sign( |
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$this->keyLoader->loadKey('private'), |
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$this->keyLoader->getPassphrase() |
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); |
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return new JWSCreator($jws->getTokenString(), $jws->isSigned()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function load($token) |
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{ |
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$jws = JWS::load($token, false, null); |
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return new LoadedJWS( |
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$jws->getPayload(), |
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$jws->verify($this->keyLoader->loadKey('public'), self::SIGNATUREALGORITHM), |
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null !== $this->ttl |
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); |
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} |
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} |
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jafaronly /
guarded-authentication-bundle
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