googleanalytics
/
lib
/
analytics-admin
/
vendor
/
ramsey
/
uuid
/
src
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Nonstandard
Last commit date
Fields.php
3 years ago
Uuid.php
3 years ago
UuidBuilder.php
3 years ago
UuidV6.php
3 years ago
UuidV6.php
134 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This file is part of the ramsey/uuid library |
| 5 | * |
| 6 | * For the full copyright and license information, please view the LICENSE |
| 7 | * file that was distributed with this source code. |
| 8 | * |
| 9 | * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> |
| 10 | * @license http://opensource.org/licenses/MIT MIT |
| 11 | */ |
| 12 | |
| 13 | declare(strict_types=1); |
| 14 | |
| 15 | namespace Ramsey\Uuid\Nonstandard; |
| 16 | |
| 17 | use DateTimeImmutable; |
| 18 | use DateTimeInterface; |
| 19 | use Ramsey\Uuid\Codec\CodecInterface; |
| 20 | use Ramsey\Uuid\Converter\NumberConverterInterface; |
| 21 | use Ramsey\Uuid\Converter\TimeConverterInterface; |
| 22 | use Ramsey\Uuid\Exception\DateTimeException; |
| 23 | use Ramsey\Uuid\Exception\InvalidArgumentException; |
| 24 | use Ramsey\Uuid\Lazy\LazyUuidFromString; |
| 25 | use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface; |
| 26 | use Ramsey\Uuid\Rfc4122\UuidInterface; |
| 27 | use Ramsey\Uuid\Rfc4122\UuidV1; |
| 28 | use Ramsey\Uuid\Uuid; |
| 29 | use Throwable; |
| 30 | |
| 31 | use function hex2bin; |
| 32 | use function str_pad; |
| 33 | use function substr; |
| 34 | |
| 35 | use const STR_PAD_LEFT; |
| 36 | |
| 37 | /** |
| 38 | * Ordered-time, or version 6, UUIDs include timestamp, clock sequence, and node |
| 39 | * values that are combined into a 128-bit unsigned integer |
| 40 | * |
| 41 | * @link https://github.com/uuid6/uuid6-ietf-draft UUID version 6 IETF draft |
| 42 | * @link http://gh.peabody.io/uuidv6/ "Version 6" UUIDs |
| 43 | * |
| 44 | * @psalm-immutable |
| 45 | */ |
| 46 | final class UuidV6 extends Uuid implements UuidInterface |
| 47 | { |
| 48 | /** |
| 49 | * Creates a version 6 (time-based) UUID |
| 50 | * |
| 51 | * @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID |
| 52 | * @param NumberConverterInterface $numberConverter The number converter to use |
| 53 | * for converting hex values to/from integers |
| 54 | * @param CodecInterface $codec The codec to use when encoding or decoding |
| 55 | * UUID strings |
| 56 | * @param TimeConverterInterface $timeConverter The time converter to use |
| 57 | * for converting timestamps extracted from a UUID to unix timestamps |
| 58 | */ |
| 59 | public function __construct( |
| 60 | Rfc4122FieldsInterface $fields, |
| 61 | NumberConverterInterface $numberConverter, |
| 62 | CodecInterface $codec, |
| 63 | TimeConverterInterface $timeConverter |
| 64 | ) { |
| 65 | if ($fields->getVersion() !== Uuid::UUID_TYPE_PEABODY) { |
| 66 | throw new InvalidArgumentException( |
| 67 | 'Fields used to create a UuidV6 must represent a ' |
| 68 | . 'version 6 (ordered-time) UUID' |
| 69 | ); |
| 70 | } |
| 71 | |
| 72 | parent::__construct($fields, $numberConverter, $codec, $timeConverter); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Returns a DateTimeInterface object representing the timestamp associated |
| 77 | * with the UUID |
| 78 | * |
| 79 | * @return DateTimeImmutable A PHP DateTimeImmutable instance representing |
| 80 | * the timestamp of a version 6 UUID |
| 81 | */ |
| 82 | public function getDateTime(): DateTimeInterface |
| 83 | { |
| 84 | $time = $this->timeConverter->convertTime($this->fields->getTimestamp()); |
| 85 | |
| 86 | try { |
| 87 | return new DateTimeImmutable( |
| 88 | '@' |
| 89 | . $time->getSeconds()->toString() |
| 90 | . '.' |
| 91 | . str_pad($time->getMicroseconds()->toString(), 6, '0', STR_PAD_LEFT) |
| 92 | ); |
| 93 | } catch (Throwable $e) { |
| 94 | throw new DateTimeException($e->getMessage(), (int) $e->getCode(), $e); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Converts this UUID into an instance of a version 1 UUID |
| 100 | */ |
| 101 | public function toUuidV1(): UuidV1 |
| 102 | { |
| 103 | $hex = $this->getHex()->toString(); |
| 104 | $hex = substr($hex, 7, 5) |
| 105 | . substr($hex, 13, 3) |
| 106 | . substr($hex, 3, 4) |
| 107 | . '1' . substr($hex, 0, 3) |
| 108 | . substr($hex, 16); |
| 109 | |
| 110 | /** @var LazyUuidFromString $uuid */ |
| 111 | $uuid = Uuid::fromBytes((string) hex2bin($hex)); |
| 112 | |
| 113 | return $uuid->toUuidV1(); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * Converts a version 1 UUID into an instance of a version 6 UUID |
| 118 | */ |
| 119 | public static function fromUuidV1(UuidV1 $uuidV1): UuidV6 |
| 120 | { |
| 121 | $hex = $uuidV1->getHex()->toString(); |
| 122 | $hex = substr($hex, 13, 3) |
| 123 | . substr($hex, 8, 4) |
| 124 | . substr($hex, 0, 5) |
| 125 | . '6' . substr($hex, 5, 3) |
| 126 | . substr($hex, 16); |
| 127 | |
| 128 | /** @var LazyUuidFromString $uuid */ |
| 129 | $uuid = Uuid::fromBytes((string) hex2bin($hex)); |
| 130 | |
| 131 | return $uuid->toUuidV6(); |
| 132 | } |
| 133 | } |
| 134 |