Uuid::uuidv4() - Code Metrics - Inspection of "Merge branch 'release/v2.2.0'" - commercetools/commercetools-php-sdk - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 44676f...b7bc18 )

by Jens

created 2017-09-27 08:42 UTC

Uuid::uuidv4() A

↳ Parent: Uuid

Complexity

Conditions	1
Paths	1

Size

Total Lines	10
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	7
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
dl	0
loc	10
ccs	7
cts	7
cp	1
rs	9.4285
c	1
b	0
f	0
cc	1
eloc	7
nc	1
nop	0
crap	1

<?php

namespace Commercetools\Core\Helper;

class Uuid
{
    /**
     * return bool
     */
    public static function active()
    {
        return function_exists('random_bytes');
    }

    /**
     * Return a UUID (version 4) using random bytes
     * Note that version 4 follows the format:
     *     xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
     * where y is one of: [8, 9, A, B]
     *
     * We use (random_bytes(1) & 0x0F) | 0x40 to force
     * the first character of hex value to always be 4
     * in the appropriate position.
     *
     * For 4: http://3v4l.org/q2JN9
     * For Y: http://3v4l.org/EsGSU
     * For the whole shebang: http://3v4l.org/BkjBc
     *
     * @link https://paragonie.com/b/JvICXzh_jhLyt4y3
     * @link https://creativecommons.org/licenses/by-sa/4.0/
     *
     * @return string
     */
    public static function uuidv4()
    {
        return implode('-', [
            bin2hex(random_bytes(4)),
            bin2hex(random_bytes(2)),
            bin2hex(chr((ord(random_bytes(1)) & 0x0F) | 0x40)) . bin2hex(random_bytes(1)),
            bin2hex(chr((ord(random_bytes(1)) & 0x3F) | 0x80)) . bin2hex(random_bytes(1)),
            bin2hex(random_bytes(6))
        ]);
    }
}


1		<?php
2
3		namespace Commercetools\Core\Helper;
4
5		class Uuid
6		{
7		/**
8		* return bool
9		*/
10	104	public static function active()
11		{
12	104	return function_exists('random_bytes');
13		}
14
15		/**
16		* Return a UUID (version 4) using random bytes
17		* Note that version 4 follows the format:
18		* xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx
19		* where y is one of: [8, 9, A, B]
20		*
21		* We use (random_bytes(1) & 0x0F) \| 0x40 to force
22		* the first character of hex value to always be 4
23		* in the appropriate position.
24		*
25		* For 4: http://3v4l.org/q2JN9
26		* For Y: http://3v4l.org/EsGSU
27		* For the whole shebang: http://3v4l.org/BkjBc
28		*
29		* @link https://paragonie.com/b/JvICXzh_jhLyt4y3
30		* @link https://creativecommons.org/licenses/by-sa/4.0/
31		*
32		* @return string
33		*/
34	530	public static function uuidv4()
35		{
36	530	return implode('-', [
37	530	bin2hex(random_bytes(4)),
38	530	bin2hex(random_bytes(2)),
39	530	bin2hex(chr((ord(random_bytes(1)) & 0x0F) \| 0x40)) . bin2hex(random_bytes(1)),
40	530	bin2hex(chr((ord(random_bytes(1)) & 0x3F) \| 0x80)) . bin2hex(random_bytes(1)),
41	530	bin2hex(random_bytes(6))
42		]);
43		}
44		}
45

commercetools / commercetools-php-sdk

Push — master ( 44676f...b7bc18 )

Uuid::uuidv4() A

Complexity

Size

Duplication

Code Coverage

Importance

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