JSONGeneralSerializer::unserialize() - Code Metrics - Inspection of "JWE Serializer" - Spomky-Labs/jose - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Push — v7 ( 0b8993...932046 )

by Florent

created 2017-09-24 16:21 UTC

JSONGeneralSerializer::unserialize() C

↳ Parent: JSONGeneralSerializer

Complexity

Conditions	11
Paths	81

Size

Total Lines	31
Code Lines	25

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	31
rs	5.2653
c	0
b	0
f	0
cc	11
eloc	25
nc	81
nop	1

How to fix Complexity

<?php

declare(strict_types=1);

/*
 * 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\Component\Encryption\Serializer;

use Base64Url\Base64Url;
use Jose\Component\Encryption\JWE;
use Jose\Component\Encryption\Recipient;

/**
 * Class JSONGeneralSerializer.
 */
final class JSONGeneralSerializer extends AbstractSerializer
{
    public const NAME = 'jwe_json_general';

    /**
     * {@inheritdoc}
     */
    public function name(): string
    {
        return self::NAME;
    }

    /**
     * {@inheritdoc}
     */
    public function serialize(JWE $jwe, ?int $recipientIndex = null): string
    {
        if (0 === $jwe->countRecipients()) {
            throw new \LogicException('No recipient.');
        }

        $data = [
            'ciphertext' => Base64Url::encode($jwe->getCiphertext()),
            'iv' => Base64Url::encode($jwe->getIV()),
            'tag' => Base64Url::encode($jwe->getTag()),
        ];
        if (null !== $jwe->getAAD()) {
            $data['aad'] = Base64Url::encode($jwe->getAAD());
        }
        if (!empty($jwe->getSharedProtectedHeaders())) {
            $data['protected'] = $jwe->getEncodedSharedProtectedHeaders();
        }
        if (!empty($jwe->getSharedHeaders())) {
            $data['unprotected'] = $jwe->getSharedHeaders();
        }
        $data['recipients'] = [];
        foreach ($jwe->getRecipients() as $recipient) {
            $temp = [];
            if (!empty($recipient->getHeaders())) {
                $temp['header'] = $recipient->getHeaders();
            }
            if (null !== $recipient->getEncryptedKey()) {
                $temp['encrypted_key'] = Base64Url::encode($recipient->getEncryptedKey());
            }
            $data['recipients'][] = $temp;
        }

        return json_encode($data);
    }

    /**
     * {@inheritdoc}
     */
    public function unserialize(string $input): JWE
    {
        $data = json_decode($input, true);
        if (!is_array($data) || !array_key_exists('ciphertext', $data) || !array_key_exists('recipients', $data)) {
            throw new \InvalidArgumentException('Unsupported input.');
        }

        $ciphertext = Base64Url::decode($data['ciphertext']);
        $iv = Base64Url::decode($data['iv']);
        $tag = Base64Url::decode($data['tag']);
        $aad = array_key_exists('aad', $data) ? Base64Url::decode($data['aad']) : null;
        $encodedSharedProtectedHeader = array_key_exists('protected', $data) ? $data['protected'] : null;
        $sharedProtectedHeader = $encodedSharedProtectedHeader ? json_decode(Base64Url::decode($encodedSharedProtectedHeader), true) : [];
        $sharedHeader = array_key_exists('unprotected', $data) ? $data['unprotected'] : [];
        $recipients = [];
        foreach ($data['recipients'] as $recipient) {
            $encryptedKey = array_key_exists('encrypted_key', $recipient) ? Base64Url::decode($recipient['encrypted_key']) : null;
            $header = array_key_exists('header', $recipient) ? $recipient['header'] : [];
            $recipients[] = Recipient::create($header, $encryptedKey);
        }

        return JWE::create(
            $ciphertext,
            $iv,
            $tag,
            $aad,
            $sharedHeader,
            $sharedProtectedHeader,
            $encodedSharedProtectedHeader,
            $recipients);
    }
}


1			<?php
2
3			declare(strict_types=1);
4
5			/*
6			* The MIT License (MIT)
7			*
8			* Copyright (c) 2014-2017 Spomky-Labs
9			*
10			* This software may be modified and distributed under the terms
11			* of the MIT license. See the LICENSE file for details.
12			*/
13
14			namespace Jose\Component\Encryption\Serializer;
15
16			use Base64Url\Base64Url;
17			use Jose\Component\Encryption\JWE;
18			use Jose\Component\Encryption\Recipient;
19
20			/**
21			* Class JSONGeneralSerializer.
22			*/
23			final class JSONGeneralSerializer extends AbstractSerializer
24			{
25			public const NAME = 'jwe_json_general';
26
27			/**
28			* {@inheritdoc}
29			*/
30			public function name(): string
31			{
32			return self::NAME;
33			}
34
35			/**
36			* {@inheritdoc}
37			*/
38			public function serialize(JWE $jwe, ?int $recipientIndex = null): string
39			{
40			if (0 === $jwe->countRecipients()) {
41			throw new \LogicException('No recipient.');
42			}
43
44			$data = [
45			'ciphertext' => Base64Url::encode($jwe->getCiphertext()),
46			'iv' => Base64Url::encode($jwe->getIV()),
47			'tag' => Base64Url::encode($jwe->getTag()),
48			];
49			if (null !== $jwe->getAAD()) {
50			$data['aad'] = Base64Url::encode($jwe->getAAD());
51			}
52			if (!empty($jwe->getSharedProtectedHeaders())) {
53			$data['protected'] = $jwe->getEncodedSharedProtectedHeaders();
54			}
55			if (!empty($jwe->getSharedHeaders())) {
56			$data['unprotected'] = $jwe->getSharedHeaders();
57			}
58			$data['recipients'] = [];
59			foreach ($jwe->getRecipients() as $recipient) {
60			$temp = [];
61			if (!empty($recipient->getHeaders())) {
62			$temp['header'] = $recipient->getHeaders();
63			}
64			if (null !== $recipient->getEncryptedKey()) {
65			$temp['encrypted_key'] = Base64Url::encode($recipient->getEncryptedKey());
66			}
67			$data['recipients'][] = $temp;
68			}
69
70			return json_encode($data);
71			}
72
73			/**
74			* {@inheritdoc}
75			*/
76			public function unserialize(string $input): JWE
77			{
78			$data = json_decode($input, true);
79			if (!is_array($data) \|\| !array_key_exists('ciphertext', $data) \|\| !array_key_exists('recipients', $data)) {
80			throw new \InvalidArgumentException('Unsupported input.');
81			}
82
83			$ciphertext = Base64Url::decode($data['ciphertext']);
84			$iv = Base64Url::decode($data['iv']);
85			$tag = Base64Url::decode($data['tag']);
86			$aad = array_key_exists('aad', $data) ? Base64Url::decode($data['aad']) : null;
87			$encodedSharedProtectedHeader = array_key_exists('protected', $data) ? $data['protected'] : null;
88			$sharedProtectedHeader = $encodedSharedProtectedHeader ? json_decode(Base64Url::decode($encodedSharedProtectedHeader), true) : [];
89			$sharedHeader = array_key_exists('unprotected', $data) ? $data['unprotected'] : [];
90			$recipients = [];
91			foreach ($data['recipients'] as $recipient) {
92			$encryptedKey = array_key_exists('encrypted_key', $recipient) ? Base64Url::decode($recipient['encrypted_key']) : null;
93			$header = array_key_exists('header', $recipient) ? $recipient['header'] : [];
94			$recipients[] = Recipient::create($header, $encryptedKey);
95			}
96
97			return JWE::create(
98			$ciphertext,
99			$iv,
100			$tag,
101			$aad,
102			$sharedHeader,
103			$sharedProtectedHeader,
104			$encodedSharedProtectedHeader,
105			$recipients);
106			}
107			}
108

Spomky-Labs / jose

Push — v7 ( 0b8993...932046 )

JSONGeneralSerializer::unserialize() C

Complexity

Size

Duplication

Importance

How to fix Complexity

Long Method

Duplication Side-by-Side

Filter issues like