TokenGenerator::__invoke() - Code Metrics - Inspection of "fix namespace, s/phpunit/sugared-phpunit/ and simp..." - schnittstabil/csrf-tokenservice - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 6157a8...e866d1 )

by Michael

created 2016-04-04 18:15 UTC

TokenGenerator::__invoke() B

↳ Parent: TokenGenerator

Complexity

Conditions	6
Paths	14

Size

Total Lines	33
Code Lines	18

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	1	Features	0

Metric	Value
c	1
b	1
f	0
dl	0
loc	33
rs	8.439
cc	6
eloc	18
nc	14
nop	2

<?php

namespace Schnittstabil\Csrf\TokenService;

use Base64Url\Base64Url;

/**
 * A TokenGenerator.
 */
class TokenGenerator
{
    protected $sign;
    protected $ttl;
    protected $base64url;

    /**
     * Create a new TokenGenerator.
     *
     * `$ttl` is used for calculating the expiration time of the tokens, its default value (1440sec === 24min)
     * correspond to the default `session.gc_maxlifetime`.
     *
     * @see http://php.net/manual/en/session.configuration.php Documentation of `session.gc-maxlifetime`.
     *
     * @param callable $sign Callable used for generating the token signatures.
     * @param int      $ttl  Default Time to Live in seconds.
     */
    public function __construct(callable $sign, $ttl = 1440)
    {
        if (!is_int($ttl)) {
            throw new \InvalidArgumentException('ttl is not an integer');
        }

        if ($ttl <= 0) {
            throw new \InvalidArgumentException('ttl is non-positive');
        }

        $this->sign = $sign;
        $this->ttl = $ttl;
        $this->base64url = new Base64Url();
    }

    /**
     * Generate a CSRF token.
     *
     * @param int $iat The time that the token was issued, defaults to `time()`
     * @param int $exp The expiration time, defaults to `$iat + $this->ttl`
     *
     * @return string
     *
     * @throws \InvalidArgumentException For invalid $iat and $exp arguments.
     */
    public function __invoke($iat = null, $exp = null)
    {
        if ($iat === null) {
            $iat = time();
        }

        if (!is_int($iat)) {
            throw new \InvalidArgumentException('iat is not an integer');
        }

        if ($exp === null) {
            $exp = $iat + $this->ttl;
        }

        if (!is_int($exp)) {
            throw new \InvalidArgumentException('exp is not an integer');
        }

        if ($exp < $iat) {
            throw new \InvalidArgumentException('exp before iat');
        }

        $payload = [
            'iat' => $iat,
            'ttl' => $exp - $iat,
            'exp' => $exp,
        ];

        $payloadBase64 = $this->base64url->encode(json_encode($payload));
        $sign = $this->sign;

        return $payloadBase64.'.'.$sign($payloadBase64);
    }
}


1			<?php
2
3			namespace Schnittstabil\Csrf\TokenService;
4
5			use Base64Url\Base64Url;
6
7			/**
8			* A TokenGenerator.
9			*/
10			class TokenGenerator
11			{
12			protected $sign;
13			protected $ttl;
14			protected $base64url;
15
16			/**
17			* Create a new TokenGenerator.
18			*
19			* `$ttl` is used for calculating the expiration time of the tokens, its default value (1440sec === 24min)
20			* correspond to the default `session.gc_maxlifetime`.
21			*
22			* @see http://php.net/manual/en/session.configuration.php Documentation of `session.gc-maxlifetime`.
23			*
24			* @param callable $sign Callable used for generating the token signatures.
25			* @param int $ttl Default Time to Live in seconds.
26			*/
27			public function __construct(callable $sign, $ttl = 1440)
28			{
29			if (!is_int($ttl)) {
30			throw new \InvalidArgumentException('ttl is not an integer');
31			}
32
33			if ($ttl <= 0) {
34			throw new \InvalidArgumentException('ttl is non-positive');
35			}
36
37			$this->sign = $sign;
38			$this->ttl = $ttl;
39			$this->base64url = new Base64Url();
40			}
41
42			/**
43			* Generate a CSRF token.
44			*
45			* @param int $iat The time that the token was issued, defaults to `time()`
46			* @param int $exp The expiration time, defaults to `$iat + $this->ttl`
47			*
48			* @return string
49			*
50			* @throws \InvalidArgumentException For invalid $iat and $exp arguments.
51			*/
52			public function __invoke($iat = null, $exp = null)
53			{
54			if ($iat === null) {
55			$iat = time();
56			}
57
58			if (!is_int($iat)) {
59			throw new \InvalidArgumentException('iat is not an integer');
60			}
61
62			if ($exp === null) {
63			$exp = $iat + $this->ttl;
64			}
65
66			if (!is_int($exp)) {
67			throw new \InvalidArgumentException('exp is not an integer');
68			}
69
70			if ($exp < $iat) {
71			throw new \InvalidArgumentException('exp before iat');
72			}
73
74			$payload = [
75			'iat' => $iat,
76			'ttl' => $exp - $iat,
77			'exp' => $exp,
78			];
79
80			$payloadBase64 = $this->base64url->encode(json_encode($payload));
81			$sign = $this->sign;
82
83			return $payloadBase64.'.'.$sign($payloadBase64);
84			}
85			}
86

schnittstabil / csrf-tokenservice

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TokenGenerator::__invoke() B

Complexity

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