Jose\Checker\NotBeforeChecker

Complexity

Total Complexity

3

Size/Duplication

Total Lines	31
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	checkClaim()	0	11	2

<?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 NotBeforeChecker implements ClaimCheckerInterface
{
    /**
     * @var int
     */
    private $tolerance;

    /**
     * @param int $tolerance
     */
    public function __construct($tolerance = 0)
    {
        Assertion::greaterOrEqualThan($tolerance, 0, 'Tolerance value must be >=0');
        $this->tolerance = (int) $tolerance;
    }

    /**
     * {@inheritdoc}
     */
    public function checkClaim(JWTInterface $jwt)
    {
        if (!$jwt->hasClaim('nbf')) {
            return [];
        }

        $nbf = (int) $jwt->getClaim('nbf') - $this->tolerance;
        Assertion::lessOrEqualThan($nbf, time(), 'The JWT can not be used yet.');

        return ['nbf'];
    }
}