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<?php
/*
* The MIT License (MIT)
*
* Copyright (c) 2014-2017 Spomky-Labs
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
namespace Jose\Checker;
use Assert\Assertion;
use Jose\Object\JWTInterface;
class ExpirationTimeChecker implements ClaimCheckerInterface
{
private $tolerance;
public function __construct($tolerance = 0)
Assertion::greaterOrEqualThan($tolerance, 0, 'Tolerance value must be >=0');
$this->tolerance = (int) $tolerance;
}
/**
* {@inheritdoc}
public function checkClaim(JWTInterface $jwt)
if (!$jwt->hasClaim('exp')) {
return [];
$exp = (int) $jwt->getClaim('exp') + $this->tolerance;
Assertion::greaterOrEqualThan($exp, time(), 'The JWT has expired.');
return ['exp'];
Spomky-Labs /
jose
