Bip39SeedGenerator::normalize() - Code Metrics - Inspection of "Merge pull request #285 from afk11/bugs" - Bit-Wasp/bitcoin-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 0040e1...26caf6 )

by thomas

created 2016-03-26 05:58 UTC

Bip39SeedGenerator::normalize() A

↳ Parent: Bip39SeedGenerator

Complexity

Conditions	3
Paths	3

Size

Total Lines	12
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	3
CRAP Score	4.125

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
dl	0
loc	12
ccs	3
cts	6
cp	0.5
rs	9.4285
c	1
b	0
f	0
cc	3
eloc	7
nc	3
nop	1
crap	4.125

<?php

namespace BitWasp\Bitcoin\Mnemonic\Bip39;

use BitWasp\Bitcoin\Crypto\Hash;
use BitWasp\Buffertools\Buffer;
use BitWasp\Buffertools\BufferInterface;

class Bip39SeedGenerator
{
    /**
     * @param string $string
     * @return BufferInterface
     * @throws \Exception
     */
    private function normalize($string)
    {
        if (!class_exists('Normalizer')) {
            if (mb_detect_encoding($string) === 'UTF-8') {
                throw new \Exception('UTF-8 passphrase is not supported without the PECL intl extension installed.');
            } else {
                return new Buffer($string);
            }
        }

        return new Buffer(\Normalizer::normalize($string, \Normalizer::FORM_KD));
    }

    /**
     * @param string $mnemonic
     * @param string $passphrase
     * @return \BitWasp\Buffertools\BufferInterface
     * @throws \Exception
     */
    public function getSeed($mnemonic, $passphrase = '')
    {
        return Hash::pbkdf2(
            'sha512',
            $this->normalize($mnemonic),
            $this->normalize("mnemonic" . $passphrase),
            2048,
            64
        );
    }
}


1		<?php
2
3		namespace BitWasp\Bitcoin\Mnemonic\Bip39;
4
5		use BitWasp\Bitcoin\Crypto\Hash;
6		use BitWasp\Buffertools\Buffer;
7		use BitWasp\Buffertools\BufferInterface;
8
9		class Bip39SeedGenerator
10		{
11		/**
12		* @param string $string
13		* @return BufferInterface
14		* @throws \Exception
15		*/
16	144	private function normalize($string)
17		{
18	144	if (!class_exists('Normalizer')) {
19		if (mb_detect_encoding($string) === 'UTF-8') {
20		throw new \Exception('UTF-8 passphrase is not supported without the PECL intl extension installed.');
21		} else {
22		return new Buffer($string);
23		}
24		}
25
26	144	return new Buffer(\Normalizer::normalize($string, \Normalizer::FORM_KD));
27		}
28
29		/**
30		* @param string $mnemonic
31		* @param string $passphrase
32		* @return \BitWasp\Buffertools\BufferInterface
33		* @throws \Exception
34		*/
35	144	public function getSeed($mnemonic, $passphrase = '')
36		{
37	144	return Hash::pbkdf2(
38	144	'sha512',
39	144	$this->normalize($mnemonic),
40	144	$this->normalize("mnemonic" . $passphrase),
41	144	2048,
42		64
43	144	);
44		}
45		}
46

Bit-Wasp / bitcoin-php

Push — master ( 0040e1...26caf6 )

Bip39SeedGenerator::normalize() A

Complexity

Size

Duplication

Code Coverage

Importance

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