Iron::encrypt() - Code Metrics - jeskew/iron-php - Measure and Improve Code Quality continuously with Scrutinizer

Iron::encrypt() A
last analyzed 2016-05-23 05:13 UTC

↳ Parent: Iron

Complexity

Conditions	2
Paths	1

Size

Total Lines	18
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Metric	Value
cc	2
eloc	15
nc	1
nop	3
dl	0
loc	18
rs	9.4285

<?php
namespace Iron;

class Iron
{
    const DEFAULT_ENCRYPTION_METHOD = 'aes-256-cbc';

    /** @var string */
    private $method;
    /** @var callable */
    private $saltGenerator;
    /** @var callable */
    private $keyProvider;
    
    public function __construct(
        string $encryptionMethod = self::DEFAULT_ENCRYPTION_METHOD,
        callable $keyProvider = null,
        callable $saltGenerator = null
    ) {
        $this->method = $encryptionMethod;
        $this->keyProvider = $keyProvider ?: default_key_provider();
        $this->saltGenerator = $saltGenerator ?: default_salt_generator();
    }
    
    public function encrypt(
        PasswordInterface $password, 
        string $data, 
        int $ttl = 0
    ): Token {
        $salt = call_user_func($this->saltGenerator);
        $iv = random_bytes(openssl_cipher_iv_length($this->method));

        return new Token(
            $password,
            $salt,
            $iv,
            $this->generateCipherText($data, $password, $salt, $iv),
            $ttl ? time() + $ttl : $ttl,
            $this->keyProvider,
            $this->saltGenerator
        );
    }

    public function decryptToken(Token $token, PasswordInterface $password)
    {
        return openssl_decrypt(
            $token->getCipherText(),
            $this->method,
            call_user_func($this->keyProvider, $password, $token->getSalt()),
            true,
            $token->getIv()
        );
    }

    private function generateCipherText(
        string $data,
        PasswordInterface $password,
        string $salt,
        string $iv
    ) {
        return openssl_encrypt(
            $data,
            $this->method,
            call_user_func($this->keyProvider, $password, $salt),
            true,
            $iv
        );
    }
}


1			<?php
2			namespace Iron;
3
4			class Iron
5			{
6			const DEFAULT_ENCRYPTION_METHOD = 'aes-256-cbc';
7
8			/** @var string */
9			private $method;
10			/** @var callable */
11			private $saltGenerator;
12			/** @var callable */
13			private $keyProvider;
14
15			public function __construct(
16			string $encryptionMethod = self::DEFAULT_ENCRYPTION_METHOD,
17			callable $keyProvider = null,
18			callable $saltGenerator = null
19			) {
20			$this->method = $encryptionMethod;
21			$this->keyProvider = $keyProvider ?: default_key_provider();
22			$this->saltGenerator = $saltGenerator ?: default_salt_generator();
23			}
24
25			public function encrypt(
26			PasswordInterface $password,
27			string $data,
28			int $ttl = 0
29			): Token {
30			$salt = call_user_func($this->saltGenerator);
31			$iv = random_bytes(openssl_cipher_iv_length($this->method));
32
33			return new Token(
34			$password,
35			$salt,
36			$iv,
37			$this->generateCipherText($data, $password, $salt, $iv),
38			$ttl ? time() + $ttl : $ttl,
39			$this->keyProvider,
40			$this->saltGenerator
41			);
42			}
43
44			public function decryptToken(Token $token, PasswordInterface $password)
45			{
46			return openssl_decrypt(
47			$token->getCipherText(),
48			$this->method,
49			call_user_func($this->keyProvider, $password, $token->getSalt()),
50			true,
51			$token->getIv()
52			);
53			}
54
55			private function generateCipherText(
56			string $data,
57			PasswordInterface $password,
58			string $salt,
59			string $iv
60			) {
61			return openssl_encrypt(
62			$data,
63			$this->method,
64			call_user_func($this->keyProvider, $password, $salt),
65			true,
66			$iv
67			);
68			}
69			}
70

jeskew / iron-php

Iron::encrypt() A last analyzed 2016-05-23 05:13 UTC

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Iron::encrypt() A
last analyzed 2016-05-23 05:13 UTC