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Guilhem Lavaux 2024-11-23 20:45:29 +01:00
parent 41ce1aa076
commit ea0eb1c6e0
4222 changed files with 721797 additions and 14 deletions

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
/**
* Provides binary math utilities
*/
class BinaryUtils
{
/**
* Applies the RFC 4122 variant field to the 16-bit clock sequence
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*
* @param int $clockSeq The 16-bit clock sequence value before the RFC 4122
* variant is applied
*
* @return int The 16-bit clock sequence multiplexed with the UUID variant
*
* @psalm-pure
*/
public static function applyVariant(int $clockSeq): int
{
$clockSeq = $clockSeq & 0x3fff;
$clockSeq |= 0x8000;
return $clockSeq;
}
/**
* Applies the RFC 4122 version number to the 16-bit `time_hi_and_version` field
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*
* @param int $timeHi The value of the 16-bit `time_hi_and_version` field
* before the RFC 4122 version is applied
* @param int $version The RFC 4122 version to apply to the `time_hi` field
*
* @return int The 16-bit time_hi field of the timestamp multiplexed with
* the UUID version number
*
* @psalm-pure
*/
public static function applyVersion(int $timeHi, int $version): int
{
$timeHi = $timeHi & 0x0fff;
$timeHi |= $version << 12;
return $timeHi;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Builder;
use Ramsey\Collection\AbstractCollection;
use Ramsey\Uuid\Converter\Number\GenericNumberConverter;
use Ramsey\Uuid\Converter\Time\GenericTimeConverter;
use Ramsey\Uuid\Converter\Time\PhpTimeConverter;
use Ramsey\Uuid\Guid\GuidBuilder;
use Ramsey\Uuid\Math\BrickMathCalculator;
use Ramsey\Uuid\Nonstandard\UuidBuilder as NonstandardUuidBuilder;
use Ramsey\Uuid\Rfc4122\UuidBuilder as Rfc4122UuidBuilder;
use Traversable;
/**
* A collection of UuidBuilderInterface objects
*
* @extends AbstractCollection<UuidBuilderInterface>
*/
class BuilderCollection extends AbstractCollection
{
public function getType(): string
{
return UuidBuilderInterface::class;
}
/**
* @psalm-mutation-free
* @psalm-suppress ImpureMethodCall
* @psalm-suppress InvalidTemplateParam
*/
public function getIterator(): Traversable
{
return parent::getIterator();
}
/**
* Re-constructs the object from its serialized form
*
* @param string $serialized The serialized PHP string to unserialize into
* a UuidInterface instance
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress RedundantConditionGivenDocblockType
*/
public function unserialize($serialized): void
{
/** @var array<array-key, UuidBuilderInterface> $data */
$data = unserialize($serialized, [
'allowed_classes' => [
BrickMathCalculator::class,
GenericNumberConverter::class,
GenericTimeConverter::class,
GuidBuilder::class,
NonstandardUuidBuilder::class,
PhpTimeConverter::class,
Rfc4122UuidBuilder::class,
],
]);
$this->data = array_filter(
$data,
function ($unserialized): bool {
return $unserialized instanceof UuidBuilderInterface;
}
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Builder;
use Ramsey\Uuid\Rfc4122\UuidBuilder as Rfc4122UuidBuilder;
/**
* @deprecated Transition to {@see Rfc4122UuidBuilder}.
*
* @psalm-immutable
*/
class DefaultUuidBuilder extends Rfc4122UuidBuilder
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Builder;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\Time\DegradedTimeConverter;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\DegradedUuid;
use Ramsey\Uuid\Rfc4122\Fields as Rfc4122Fields;
use Ramsey\Uuid\UuidInterface;
/**
* @deprecated DegradedUuid instances are no longer necessary to support 32-bit
* systems. Transition to {@see DefaultUuidBuilder}.
*
* @psalm-immutable
*/
class DegradedUuidBuilder implements UuidBuilderInterface
{
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @param NumberConverterInterface $numberConverter The number converter to
* use when constructing the DegradedUuid
* @param TimeConverterInterface|null $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to Unix timestamps
*/
public function __construct(
NumberConverterInterface $numberConverter,
?TimeConverterInterface $timeConverter = null
) {
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter ?: new DegradedTimeConverter();
}
/**
* Builds and returns a DegradedUuid
*
* @param CodecInterface $codec The codec to use for building this DegradedUuid instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return DegradedUuid The DegradedUuidBuild returns an instance of Ramsey\Uuid\DegradedUuid
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
return new DegradedUuid(
new Rfc4122Fields($bytes),
$this->numberConverter,
$codec,
$this->timeConverter
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Builder;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Exception\BuilderNotFoundException;
use Ramsey\Uuid\Exception\UnableToBuildUuidException;
use Ramsey\Uuid\UuidInterface;
/**
* FallbackBuilder builds a UUID by stepping through a list of UUID builders
* until a UUID can be constructed without exceptions
*
* @psalm-immutable
*/
class FallbackBuilder implements UuidBuilderInterface
{
/**
* @var BuilderCollection
*/
private $builders;
/**
* @param BuilderCollection $builders An array of UUID builders
*/
public function __construct(BuilderCollection $builders)
{
$this->builders = $builders;
}
/**
* Builds and returns a UuidInterface instance using the first builder that
* succeeds
*
* @param CodecInterface $codec The codec to use for building this instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return UuidInterface an instance of a UUID object
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
$lastBuilderException = null;
foreach ($this->builders as $builder) {
try {
return $builder->build($codec, $bytes);
} catch (UnableToBuildUuidException $exception) {
$lastBuilderException = $exception;
continue;
}
}
throw new BuilderNotFoundException(
'Could not find a suitable builder for the provided codec and fields',
0,
$lastBuilderException
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Builder;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\UuidInterface;
/**
* A UUID builder builds instances of UuidInterface
*
* @psalm-immutable
*/
interface UuidBuilderInterface
{
/**
* Builds and returns a UuidInterface
*
* @param CodecInterface $codec The codec to use for building this UuidInterface instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return UuidInterface Implementations may choose to return more specific
* instances of UUIDs that implement UuidInterface
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
use Ramsey\Uuid\UuidInterface;
/**
* A codec encodes and decodes a UUID according to defined rules
*
* @psalm-immutable
*/
interface CodecInterface
{
/**
* Returns a hexadecimal string representation of a UuidInterface
*
* @param UuidInterface $uuid The UUID for which to create a hexadecimal
* string representation
*
* @return string Hexadecimal string representation of a UUID
*
* @psalm-return non-empty-string
*/
public function encode(UuidInterface $uuid): string;
/**
* Returns a binary string representation of a UuidInterface
*
* @param UuidInterface $uuid The UUID for which to create a binary string
* representation
*
* @return string Binary string representation of a UUID
*
* @psalm-return non-empty-string
*/
public function encodeBinary(UuidInterface $uuid): string;
/**
* Returns a UuidInterface derived from a hexadecimal string representation
*
* @param string $encodedUuid The hexadecimal string representation to
* convert into a UuidInterface instance
*
* @return UuidInterface An instance of a UUID decoded from a hexadecimal
* string representation
*/
public function decode(string $encodedUuid): UuidInterface;
/**
* Returns a UuidInterface derived from a binary string representation
*
* @param string $bytes The binary string representation to convert into a
* UuidInterface instance
*
* @return UuidInterface An instance of a UUID decoded from a binary string
* representation
*/
public function decodeBytes(string $bytes): UuidInterface;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
use Ramsey\Uuid\Guid\Guid;
use Ramsey\Uuid\UuidInterface;
use function bin2hex;
use function substr;
/**
* GuidStringCodec encodes and decodes globally unique identifiers (GUID)
*
* @see Guid
*
* @psalm-immutable
*/
class GuidStringCodec extends StringCodec
{
public function decode(string $encodedUuid): UuidInterface
{
$bytes = $this->getBytes($encodedUuid);
return $this->getBuilder()->build($this, $this->swapBytes($bytes));
}
public function decodeBytes(string $bytes): UuidInterface
{
// Specifically call parent::decode to preserve correct byte order
return parent::decode(bin2hex($bytes));
}
/**
* Swaps bytes according to the GUID rules
*/
private function swapBytes(string $bytes): string
{
return $bytes[3] . $bytes[2] . $bytes[1] . $bytes[0]
. $bytes[5] . $bytes[4]
. $bytes[7] . $bytes[6]
. substr($bytes, 8);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Uuid;
use Ramsey\Uuid\UuidInterface;
use function strlen;
use function substr;
/**
* OrderedTimeCodec encodes and decodes a UUID, optimizing the byte order for
* more efficient storage
*
* For binary representations of version 1 UUID, this codec may be used to
* reorganize the time fields, making the UUID closer to sequential when storing
* the bytes. According to Percona, this optimization can improve database
* INSERTs and SELECTs using the UUID column as a key.
*
* The string representation of the UUID will remain unchanged. Only the binary
* representation is reordered.
*
* **PLEASE NOTE:** Binary representations of UUIDs encoded with this codec must
* be decoded with this codec. Decoding using another codec can result in
* malformed UUIDs.
*
* @link https://www.percona.com/blog/2014/12/19/store-uuid-optimized-way/ Storing UUID Values in MySQL
*
* @psalm-immutable
*/
class OrderedTimeCodec extends StringCodec
{
/**
* Returns a binary string representation of a UUID, with the timestamp
* fields rearranged for optimized storage
*
* @inheritDoc
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function encodeBinary(UuidInterface $uuid): string
{
if (
!($uuid->getFields() instanceof Rfc4122FieldsInterface)
|| $uuid->getFields()->getVersion() !== Uuid::UUID_TYPE_TIME
) {
throw new InvalidArgumentException(
'Expected RFC 4122 version 1 (time-based) UUID'
);
}
$bytes = $uuid->getFields()->getBytes();
/** @phpstan-ignore-next-line PHPStan complains that this is not a non-empty-string. */
return $bytes[6] . $bytes[7]
. $bytes[4] . $bytes[5]
. $bytes[0] . $bytes[1] . $bytes[2] . $bytes[3]
. substr($bytes, 8);
}
/**
* Returns a UuidInterface derived from an ordered-time binary string
* representation
*
* @throws InvalidArgumentException if $bytes is an invalid length
*
* @inheritDoc
*/
public function decodeBytes(string $bytes): UuidInterface
{
if (strlen($bytes) !== 16) {
throw new InvalidArgumentException(
'$bytes string should contain 16 characters.'
);
}
// Rearrange the bytes to their original order.
$rearrangedBytes = $bytes[4] . $bytes[5] . $bytes[6] . $bytes[7]
. $bytes[2] . $bytes[3]
. $bytes[0] . $bytes[1]
. substr($bytes, 8);
$uuid = parent::decodeBytes($rearrangedBytes);
if (
!($uuid->getFields() instanceof Rfc4122FieldsInterface)
|| $uuid->getFields()->getVersion() !== Uuid::UUID_TYPE_TIME
) {
throw new UnsupportedOperationException(
'Attempting to decode a non-time-based UUID using '
. 'OrderedTimeCodec'
);
}
return $uuid;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Exception\InvalidUuidStringException;
use Ramsey\Uuid\Rfc4122\FieldsInterface;
use Ramsey\Uuid\Uuid;
use Ramsey\Uuid\UuidInterface;
use function hex2bin;
use function implode;
use function str_replace;
use function strlen;
use function substr;
/**
* StringCodec encodes and decodes RFC 4122 UUIDs
*
* @link http://tools.ietf.org/html/rfc4122
*
* @psalm-immutable
*/
class StringCodec implements CodecInterface
{
/**
* @var UuidBuilderInterface
*/
private $builder;
/**
* Constructs a StringCodec
*
* @param UuidBuilderInterface $builder The builder to use when encoding UUIDs
*/
public function __construct(UuidBuilderInterface $builder)
{
$this->builder = $builder;
}
public function encode(UuidInterface $uuid): string
{
/** @var FieldsInterface $fields */
$fields = $uuid->getFields();
return $fields->getTimeLow()->toString()
. '-'
. $fields->getTimeMid()->toString()
. '-'
. $fields->getTimeHiAndVersion()->toString()
. '-'
. $fields->getClockSeqHiAndReserved()->toString()
. $fields->getClockSeqLow()->toString()
. '-'
. $fields->getNode()->toString();
}
/**
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function encodeBinary(UuidInterface $uuid): string
{
/** @phpstan-ignore-next-line PHPStan complains that this is not a non-empty-string. */
return $uuid->getFields()->getBytes();
}
/**
* @throws InvalidUuidStringException
*
* @inheritDoc
*/
public function decode(string $encodedUuid): UuidInterface
{
return $this->builder->build($this, $this->getBytes($encodedUuid));
}
public function decodeBytes(string $bytes): UuidInterface
{
if (strlen($bytes) !== 16) {
throw new InvalidArgumentException(
'$bytes string should contain 16 characters.'
);
}
return $this->builder->build($this, $bytes);
}
/**
* Returns the UUID builder
*/
protected function getBuilder(): UuidBuilderInterface
{
return $this->builder;
}
/**
* Returns a byte string of the UUID
*/
protected function getBytes(string $encodedUuid): string
{
$parsedUuid = str_replace(
['urn:', 'uuid:', 'URN:', 'UUID:', '{', '}', '-'],
'',
$encodedUuid
);
$components = [
substr($parsedUuid, 0, 8),
substr($parsedUuid, 8, 4),
substr($parsedUuid, 12, 4),
substr($parsedUuid, 16, 4),
substr($parsedUuid, 20),
];
if (!Uuid::isValid(implode('-', $components))) {
throw new InvalidUuidStringException(
'Invalid UUID string: ' . $encodedUuid
);
}
return (string) hex2bin($parsedUuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
use Ramsey\Uuid\Exception\InvalidUuidStringException;
use Ramsey\Uuid\UuidInterface;
use function bin2hex;
use function sprintf;
use function substr;
use function substr_replace;
/**
* TimestampFirstCombCodec encodes and decodes COMBs, with the timestamp as the
* first 48 bits
*
* In contrast with the TimestampLastCombCodec, the TimestampFirstCombCodec
* adds the timestamp to the first 48 bits of the COMB. To generate a
* timestamp-first COMB, set the TimestampFirstCombCodec as the codec, along
* with the CombGenerator as the random generator.
*
* ``` php
* $factory = new UuidFactory();
*
* $factory->setCodec(new TimestampFirstCombCodec($factory->getUuidBuilder()));
*
* $factory->setRandomGenerator(new CombGenerator(
* $factory->getRandomGenerator(),
* $factory->getNumberConverter()
* ));
*
* $timestampFirstComb = $factory->uuid4();
* ```
*
* @link https://www.informit.com/articles/printerfriendly/25862 The Cost of GUIDs as Primary Keys
*
* @psalm-immutable
*/
class TimestampFirstCombCodec extends StringCodec
{
/**
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function encode(UuidInterface $uuid): string
{
$bytes = $this->swapBytes($uuid->getFields()->getBytes());
return sprintf(
'%08s-%04s-%04s-%04s-%012s',
bin2hex(substr($bytes, 0, 4)),
bin2hex(substr($bytes, 4, 2)),
bin2hex(substr($bytes, 6, 2)),
bin2hex(substr($bytes, 8, 2)),
bin2hex(substr($bytes, 10))
);
}
/**
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function encodeBinary(UuidInterface $uuid): string
{
/** @phpstan-ignore-next-line PHPStan complains that this is not a non-empty-string. */
return $this->swapBytes($uuid->getFields()->getBytes());
}
/**
* @throws InvalidUuidStringException
*
* @inheritDoc
*/
public function decode(string $encodedUuid): UuidInterface
{
$bytes = $this->getBytes($encodedUuid);
return $this->getBuilder()->build($this, $this->swapBytes($bytes));
}
public function decodeBytes(string $bytes): UuidInterface
{
return $this->getBuilder()->build($this, $this->swapBytes($bytes));
}
/**
* Swaps bytes according to the timestamp-first COMB rules
*/
private function swapBytes(string $bytes): string
{
$first48Bits = substr($bytes, 0, 6);
$last48Bits = substr($bytes, -6);
$bytes = substr_replace($bytes, $last48Bits, 0, 6);
$bytes = substr_replace($bytes, $first48Bits, -6);
return $bytes;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Codec;
/**
* TimestampLastCombCodec encodes and decodes COMBs, with the timestamp as the
* last 48 bits
*
* The CombGenerator when used with the StringCodec (and, by proxy, the
* TimestampLastCombCodec) adds the timestamp to the last 48 bits of the COMB.
* The TimestampLastCombCodec is provided for the sake of consistency. In
* practice, it is identical to the standard StringCodec but, it may be used
* with the CombGenerator for additional context when reading code.
*
* Consider the following code. By default, the codec used by UuidFactory is the
* StringCodec, but here, we explicitly set the TimestampLastCombCodec. It is
* redundant, but it is clear that we intend this COMB to be generated with the
* timestamp appearing at the end.
*
* ``` php
* $factory = new UuidFactory();
*
* $factory->setCodec(new TimestampLastCombCodec($factory->getUuidBuilder()));
*
* $factory->setRandomGenerator(new CombGenerator(
* $factory->getRandomGenerator(),
* $factory->getNumberConverter()
* ));
*
* $timestampLastComb = $factory->uuid4();
* ```
*
* @link https://www.informit.com/articles/printerfriendly/25862 The Cost of GUIDs as Primary Keys
*
* @psalm-immutable
*/
class TimestampLastCombCodec extends StringCodec
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Number;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Math\BrickMathCalculator;
/**
* Previously used to integrate moontoast/math as a bignum arithmetic library,
* BigNumberConverter is deprecated in favor of GenericNumberConverter
*
* @deprecated Transition to {@see GenericNumberConverter}.
*
* @psalm-immutable
*/
class BigNumberConverter implements NumberConverterInterface
{
/**
* @var NumberConverterInterface
*/
private $converter;
public function __construct()
{
$this->converter = new GenericNumberConverter(new BrickMathCalculator());
}
/**
* @inheritDoc
* @psalm-pure
*/
public function fromHex(string $hex): string
{
return $this->converter->fromHex($hex);
}
/**
* @inheritDoc
* @psalm-pure
*/
public function toHex(string $number): string
{
return $this->converter->toHex($number);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Number;
/**
* @deprecated DegradedNumberConverter is no longer necessary for converting
* numbers on 32-bit systems. Transition to {@see GenericNumberConverter}.
*
* @psalm-immutable
*/
class DegradedNumberConverter extends BigNumberConverter
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Number;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Math\CalculatorInterface;
use Ramsey\Uuid\Type\Integer as IntegerObject;
/**
* GenericNumberConverter uses the provided calculator to convert decimal
* numbers to and from hexadecimal values
*
* @psalm-immutable
*/
class GenericNumberConverter implements NumberConverterInterface
{
/**
* @var CalculatorInterface
*/
private $calculator;
public function __construct(CalculatorInterface $calculator)
{
$this->calculator = $calculator;
}
/**
* @inheritDoc
* @psalm-pure
* @psalm-return numeric-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function fromHex(string $hex): string
{
return $this->calculator->fromBase($hex, 16)->toString();
}
/**
* @inheritDoc
* @psalm-pure
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function toHex(string $number): string
{
/** @phpstan-ignore-next-line PHPStan complains that this is not a non-empty-string. */
return $this->calculator->toBase(new IntegerObject($number), 16);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter;
/**
* A number converter converts UUIDs from hexadecimal characters into
* representations of integers and vice versa
*
* @psalm-immutable
*/
interface NumberConverterInterface
{
/**
* Converts a hexadecimal number into an string integer representation of
* the number
*
* The integer representation returned is a string representation of the
* integer, to accommodate unsigned integers greater than PHP_INT_MAX.
*
* @param string $hex The hexadecimal string representation to convert
*
* @return string String representation of an integer
*
* @psalm-return numeric-string
*
* @psalm-pure
*/
public function fromHex(string $hex): string;
/**
* Converts a string integer representation into a hexadecimal string
* representation of the number
*
* @param string $number A string integer representation to convert; this
* must be a numeric string to accommodate unsigned integers greater
* than PHP_INT_MAX.
*
* @return string Hexadecimal string
*
* @psalm-return non-empty-string
*
* @psalm-pure
*/
public function toHex(string $number): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Time;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Math\BrickMathCalculator;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Time;
/**
* Previously used to integrate moontoast/math as a bignum arithmetic library,
* BigNumberTimeConverter is deprecated in favor of GenericTimeConverter
*
* @deprecated Transition to {@see GenericTimeConverter}.
*
* @psalm-immutable
*/
class BigNumberTimeConverter implements TimeConverterInterface
{
/**
* @var TimeConverterInterface
*/
private $converter;
public function __construct()
{
$this->converter = new GenericTimeConverter(new BrickMathCalculator());
}
public function calculateTime(string $seconds, string $microseconds): Hexadecimal
{
return $this->converter->calculateTime($seconds, $microseconds);
}
public function convertTime(Hexadecimal $uuidTimestamp): Time
{
return $this->converter->convertTime($uuidTimestamp);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Time;
/**
* @deprecated DegradedTimeConverter is no longer necessary for converting
* time on 32-bit systems. Transition to {@see GenericTimeConverter}.
*
* @psalm-immutable
*/
class DegradedTimeConverter extends BigNumberTimeConverter
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Time;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Math\CalculatorInterface;
use Ramsey\Uuid\Math\RoundingMode;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\Time;
use function explode;
use function str_pad;
use const STR_PAD_LEFT;
/**
* GenericTimeConverter uses the provided calculator to calculate and convert
* time values
*
* @psalm-immutable
*/
class GenericTimeConverter implements TimeConverterInterface
{
/**
* The number of 100-nanosecond intervals from the Gregorian calendar epoch
* to the Unix epoch.
*/
private const GREGORIAN_TO_UNIX_INTERVALS = '122192928000000000';
/**
* The number of 100-nanosecond intervals in one second.
*/
private const SECOND_INTERVALS = '10000000';
/**
* The number of 100-nanosecond intervals in one microsecond.
*/
private const MICROSECOND_INTERVALS = '10';
/**
* @var CalculatorInterface
*/
private $calculator;
public function __construct(CalculatorInterface $calculator)
{
$this->calculator = $calculator;
}
public function calculateTime(string $seconds, string $microseconds): Hexadecimal
{
$timestamp = new Time($seconds, $microseconds);
// Convert the seconds into a count of 100-nanosecond intervals.
$sec = $this->calculator->multiply(
$timestamp->getSeconds(),
new IntegerObject(self::SECOND_INTERVALS)
);
// Convert the microseconds into a count of 100-nanosecond intervals.
$usec = $this->calculator->multiply(
$timestamp->getMicroseconds(),
new IntegerObject(self::MICROSECOND_INTERVALS)
);
// Combine the seconds and microseconds intervals and add the count of
// 100-nanosecond intervals from the Gregorian calendar epoch to the
// Unix epoch. This gives us the correct count of 100-nanosecond
// intervals since the Gregorian calendar epoch for the given seconds
// and microseconds.
/** @var IntegerObject $uuidTime */
$uuidTime = $this->calculator->add(
$sec,
$usec,
new IntegerObject(self::GREGORIAN_TO_UNIX_INTERVALS)
);
$uuidTimeHex = str_pad(
$this->calculator->toHexadecimal($uuidTime)->toString(),
16,
'0',
STR_PAD_LEFT
);
return new Hexadecimal($uuidTimeHex);
}
public function convertTime(Hexadecimal $uuidTimestamp): Time
{
// From the total, subtract the number of 100-nanosecond intervals from
// the Gregorian calendar epoch to the Unix epoch. This gives us the
// number of 100-nanosecond intervals from the Unix epoch, which also
// includes the microtime.
$epochNanoseconds = $this->calculator->subtract(
$this->calculator->toInteger($uuidTimestamp),
new IntegerObject(self::GREGORIAN_TO_UNIX_INTERVALS)
);
// Convert the 100-nanosecond intervals into seconds and microseconds.
$unixTimestamp = $this->calculator->divide(
RoundingMode::HALF_UP,
6,
$epochNanoseconds,
new IntegerObject(self::SECOND_INTERVALS)
);
$split = explode('.', (string) $unixTimestamp, 2);
return new Time($split[0], $split[1] ?? 0);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter\Time;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Math\BrickMathCalculator;
use Ramsey\Uuid\Math\CalculatorInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\Time;
use function count;
use function dechex;
use function explode;
use function is_float;
use function is_int;
use function str_pad;
use function strlen;
use function substr;
use const STR_PAD_LEFT;
use const STR_PAD_RIGHT;
/**
* PhpTimeConverter uses built-in PHP functions and standard math operations
* available to the PHP programming language to provide facilities for
* converting parts of time into representations that may be used in UUIDs
*
* @psalm-immutable
*/
class PhpTimeConverter implements TimeConverterInterface
{
/**
* The number of 100-nanosecond intervals from the Gregorian calendar epoch
* to the Unix epoch.
*/
private const GREGORIAN_TO_UNIX_INTERVALS = 0x01b21dd213814000;
/**
* The number of 100-nanosecond intervals in one second.
*/
private const SECOND_INTERVALS = 10000000;
/**
* The number of 100-nanosecond intervals in one microsecond.
*/
private const MICROSECOND_INTERVALS = 10;
/**
* @var CalculatorInterface
*/
private $calculator;
/**
* @var TimeConverterInterface
*/
private $fallbackConverter;
/**
* @var int
*/
private $phpPrecision;
public function __construct(
?CalculatorInterface $calculator = null,
?TimeConverterInterface $fallbackConverter = null
) {
if ($calculator === null) {
$calculator = new BrickMathCalculator();
}
if ($fallbackConverter === null) {
$fallbackConverter = new GenericTimeConverter($calculator);
}
$this->calculator = $calculator;
$this->fallbackConverter = $fallbackConverter;
$this->phpPrecision = (int) ini_get('precision');
}
public function calculateTime(string $seconds, string $microseconds): Hexadecimal
{
$seconds = new IntegerObject($seconds);
$microseconds = new IntegerObject($microseconds);
// Calculate the count of 100-nanosecond intervals since the Gregorian
// calendar epoch for the given seconds and microseconds.
$uuidTime = ((int) $seconds->toString() * self::SECOND_INTERVALS)
+ ((int) $microseconds->toString() * self::MICROSECOND_INTERVALS)
+ self::GREGORIAN_TO_UNIX_INTERVALS;
// Check to see whether we've overflowed the max/min integer size.
// If so, we will default to a different time converter.
/** @psalm-suppress RedundantCondition */
if (!is_int($uuidTime)) {
return $this->fallbackConverter->calculateTime(
$seconds->toString(),
$microseconds->toString()
);
}
return new Hexadecimal(str_pad(dechex($uuidTime), 16, '0', STR_PAD_LEFT));
}
public function convertTime(Hexadecimal $uuidTimestamp): Time
{
$timestamp = $this->calculator->toInteger($uuidTimestamp);
// Convert the 100-nanosecond intervals into seconds and microseconds.
$splitTime = $this->splitTime(
((int) $timestamp->toString() - self::GREGORIAN_TO_UNIX_INTERVALS)
/ self::SECOND_INTERVALS
);
if (count($splitTime) === 0) {
return $this->fallbackConverter->convertTime($uuidTimestamp);
}
return new Time($splitTime['sec'], $splitTime['usec']);
}
/**
* @param int|float $time The time to split into seconds and microseconds
*
* @return string[]
*/
private function splitTime($time): array
{
$split = explode('.', (string) $time, 2);
// If the $time value is a float but $split only has 1 element, then the
// float math was rounded up to the next second, so we want to return
// an empty array to allow use of the fallback converter.
if (is_float($time) && count($split) === 1) {
return [];
}
if (count($split) === 1) {
return [
'sec' => $split[0],
'usec' => '0',
];
}
// If the microseconds are less than six characters AND the length of
// the number is greater than or equal to the PHP precision, then it's
// possible that we lost some precision for the microseconds. Return an
// empty array, so that we can choose to use the fallback converter.
if (strlen($split[1]) < 6 && strlen((string) $time) >= $this->phpPrecision) {
return [];
}
$microseconds = $split[1];
// Ensure the microseconds are no longer than 6 digits. If they are,
// truncate the number to the first 6 digits and round up, if needed.
if (strlen($microseconds) > 6) {
$roundingDigit = (int) substr($microseconds, 6, 1);
$microseconds = (int) substr($microseconds, 0, 6);
if ($roundingDigit >= 5) {
$microseconds++;
}
}
return [
'sec' => $split[0],
'usec' => str_pad((string) $microseconds, 6, '0', STR_PAD_RIGHT),
];
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Converter;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Time;
/**
* A time converter converts timestamps into representations that may be used
* in UUIDs
*
* @psalm-immutable
*/
interface TimeConverterInterface
{
/**
* Uses the provided seconds and micro-seconds to calculate the count of
* 100-nanosecond intervals since UTC 00:00:00.00, 15 October 1582, for
* RFC 4122 variant UUIDs
*
* @link http://tools.ietf.org/html/rfc4122#section-4.2.2 RFC 4122, § 4.2.2: Generation Details
*
* @param string $seconds A string representation of the number of seconds
* since the Unix epoch for the time to calculate
* @param string $microseconds A string representation of the micro-seconds
* associated with the time to calculate
*
* @return Hexadecimal The full UUID timestamp as a Hexadecimal value
*
* @psalm-pure
*/
public function calculateTime(string $seconds, string $microseconds): Hexadecimal;
/**
* Converts a timestamp extracted from a UUID to a Unix timestamp
*
* @param Hexadecimal $uuidTimestamp A hexadecimal representation of a UUID
* timestamp; a UUID timestamp is a count of 100-nanosecond intervals
* since UTC 00:00:00.00, 15 October 1582.
*
* @return Time An instance of {@see Time}
*
* @psalm-pure
*/
public function convertTime(Hexadecimal $uuidTimestamp): Time;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
/**
* @deprecated DegradedUuid is no longer necessary to represent UUIDs on 32-bit
* systems. Transition typehints to {@see UuidInterface}.
*
* @psalm-immutable
*/
class DegradedUuid extends Uuid
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use DateTimeInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
/**
* This interface encapsulates deprecated methods for ramsey/uuid; this
* interface and its methods will be removed in ramsey/uuid 5.0.0.
*
* @psalm-immutable
*/
interface DeprecatedUuidInterface
{
/**
* @deprecated This method will be removed in 5.0.0. There is no alternative
* recommendation, so plan accordingly.
*/
public function getNumberConverter(): NumberConverterInterface;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance.
*
* @return string[]
*/
public function getFieldsHex(): array;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getClockSeqHiAndReserved()}.
*/
public function getClockSeqHiAndReservedHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getClockSeqLow()}.
*/
public function getClockSeqLowHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getClockSeq()}.
*/
public function getClockSequenceHex(): string;
/**
* @deprecated In ramsey/uuid version 5.0.0, this will be removed from the
* interface. It is available at {@see UuidV1::getDateTime()}.
*/
public function getDateTime(): DateTimeInterface;
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getLeastSignificantBitsHex(): string;
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getMostSignificantBitsHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getNode()}.
*/
public function getNodeHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getTimeHiAndVersion()}.
*/
public function getTimeHiAndVersionHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getTimeLow()}.
*/
public function getTimeLowHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getTimeMid()}.
*/
public function getTimeMidHex(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getTimestamp()}.
*/
public function getTimestampHex(): string;
/**
* @deprecated In ramsey/uuid version 5.0.0, this will be removed from this
* interface. It has moved to {@see \Ramsey\Uuid\Rfc4122\UuidInterface::getUrn()}.
*/
public function getUrn(): string;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getVariant()}.
*/
public function getVariant(): ?int;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getVersion()}.
*/
public function getVersion(): ?int;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use DateTimeImmutable;
use DateTimeInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\DateTimeException;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Throwable;
use function str_pad;
use function substr;
use const STR_PAD_LEFT;
/**
* This trait encapsulates deprecated methods for ramsey/uuid; this trait and
* its methods will be removed in ramsey/uuid 5.0.0.
*
* @psalm-immutable
*/
trait DeprecatedUuidMethodsTrait
{
/**
* @var Rfc4122FieldsInterface
*/
protected $fields;
/**
* @var NumberConverterInterface
*/
protected $numberConverter;
/**
* @var TimeConverterInterface
*/
protected $timeConverter;
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqHiAndReserved()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getClockSeqHiAndReserved(): string
{
return $this->numberConverter->fromHex($this->fields->getClockSeqHiAndReserved()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqHiAndReserved()}.
*/
public function getClockSeqHiAndReservedHex(): string
{
return $this->fields->getClockSeqHiAndReserved()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqLow()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getClockSeqLow(): string
{
return $this->numberConverter->fromHex($this->fields->getClockSeqLow()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqLow()}.
*/
public function getClockSeqLowHex(): string
{
return $this->fields->getClockSeqLow()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeq()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getClockSequence(): string
{
return $this->numberConverter->fromHex($this->fields->getClockSeq()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeq()}.
*/
public function getClockSequenceHex(): string
{
return $this->fields->getClockSeq()->toString();
}
/**
* @deprecated This method will be removed in 5.0.0. There is no alternative
* recommendation, so plan accordingly.
*/
public function getNumberConverter(): NumberConverterInterface
{
return $this->numberConverter;
}
/**
* @deprecated In ramsey/uuid version 5.0.0, this will be removed.
* It is available at {@see UuidV1::getDateTime()}.
*
* @return DateTimeImmutable An immutable instance of DateTimeInterface
*
* @throws UnsupportedOperationException if UUID is not time-based
* @throws DateTimeException if DateTime throws an exception/error
*/
public function getDateTime(): DateTimeInterface
{
if ($this->fields->getVersion() !== 1) {
throw new UnsupportedOperationException('Not a time-based UUID');
}
$time = $this->timeConverter->convertTime($this->fields->getTimestamp());
try {
return new DateTimeImmutable(
'@'
. $time->getSeconds()->toString()
. '.'
. str_pad($time->getMicroseconds()->toString(), 6, '0', STR_PAD_LEFT)
);
} catch (Throwable $e) {
throw new DateTimeException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance.
*
* @return string[]
*/
public function getFieldsHex(): array
{
return [
'time_low' => $this->fields->getTimeLow()->toString(),
'time_mid' => $this->fields->getTimeMid()->toString(),
'time_hi_and_version' => $this->fields->getTimeHiAndVersion()->toString(),
'clock_seq_hi_and_reserved' => $this->fields->getClockSeqHiAndReserved()->toString(),
'clock_seq_low' => $this->fields->getClockSeqLow()->toString(),
'node' => $this->fields->getNode()->toString(),
];
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getLeastSignificantBits(): string
{
$leastSignificantHex = substr($this->getHex()->toString(), 16);
return $this->numberConverter->fromHex($leastSignificantHex);
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getLeastSignificantBitsHex(): string
{
return substr($this->getHex()->toString(), 16);
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getMostSignificantBits(): string
{
$mostSignificantHex = substr($this->getHex()->toString(), 0, 16);
return $this->numberConverter->fromHex($mostSignificantHex);
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*/
public function getMostSignificantBitsHex(): string
{
return substr($this->getHex()->toString(), 0, 16);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getNode()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getNode(): string
{
return $this->numberConverter->fromHex($this->fields->getNode()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getNode()}.
*/
public function getNodeHex(): string
{
return $this->fields->getNode()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeHiAndVersion()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getTimeHiAndVersion(): string
{
return $this->numberConverter->fromHex($this->fields->getTimeHiAndVersion()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeHiAndVersion()}.
*/
public function getTimeHiAndVersionHex(): string
{
return $this->fields->getTimeHiAndVersion()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeLow()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getTimeLow(): string
{
return $this->numberConverter->fromHex($this->fields->getTimeLow()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeLow()}.
*/
public function getTimeLowHex(): string
{
return $this->fields->getTimeLow()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeMid()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getTimeMid(): string
{
return $this->numberConverter->fromHex($this->fields->getTimeMid()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeMid()}.
*/
public function getTimeMidHex(): string
{
return $this->fields->getTimeMid()->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*/
public function getTimestamp(): string
{
if ($this->fields->getVersion() !== 1) {
throw new UnsupportedOperationException('Not a time-based UUID');
}
return $this->numberConverter->fromHex($this->fields->getTimestamp()->toString());
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}.
*/
public function getTimestampHex(): string
{
if ($this->fields->getVersion() !== 1) {
throw new UnsupportedOperationException('Not a time-based UUID');
}
return $this->fields->getTimestamp()->toString();
}
/**
* @deprecated This has moved to {@see Rfc4122FieldsInterface::getUrn()} and
* is available on {@see \Ramsey\Uuid\Rfc4122\UuidV1},
* {@see \Ramsey\Uuid\Rfc4122\UuidV3}, {@see \Ramsey\Uuid\Rfc4122\UuidV4},
* and {@see \Ramsey\Uuid\Rfc4122\UuidV5}.
*/
public function getUrn(): string
{
return 'urn:uuid:' . $this->toString();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getVariant()}.
*/
public function getVariant(): ?int
{
return $this->fields->getVariant();
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface} instance, you may call
* {@see \Ramsey\Uuid\Rfc4122\FieldsInterface::getVersion()}.
*/
public function getVersion(): ?int
{
return $this->fields->getVersion();
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that no suitable builder could be found
*/
class BuilderNotFoundException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that the PHP DateTime extension encountered an exception/error
*/
class DateTimeException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate an exception occurred while dealing with DCE Security
* (version 2) UUIDs
*/
class DceSecurityException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use InvalidArgumentException as PhpInvalidArgumentException;
/**
* Thrown to indicate that the argument received is not valid
*/
class InvalidArgumentException extends PhpInvalidArgumentException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that the bytes being operated on are invalid in some way
*/
class InvalidBytesException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
/**
* Thrown to indicate that the string received is not a valid UUID
*
* The InvalidArgumentException that this extends is the ramsey/uuid version
* of this exception. It exists in the same namespace as this class.
*/
class InvalidUuidStringException extends InvalidArgumentException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that an error occurred while attempting to hash a
* namespace and name
*/
class NameException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that attempting to fetch or create a node ID encountered an error
*/
class NodeException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that the source of random data encountered an error
*
* This exception is used mostly to indicate that random_bytes() or random_int()
* threw an exception. However, it may be used for other sources of random data.
*/
class RandomSourceException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate that the source of time encountered an error
*/
class TimeSourceException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use RuntimeException as PhpRuntimeException;
/**
* Thrown to indicate a builder is unable to build a UUID
*/
class UnableToBuildUuidException extends PhpRuntimeException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use LogicException as PhpLogicException;
/**
* Thrown to indicate that the requested operation is not supported
*/
class UnsupportedOperationException extends PhpLogicException implements UuidExceptionInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Exception;
use Throwable;
interface UuidExceptionInterface extends Throwable
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use Ramsey\Uuid\Builder\BuilderCollection;
use Ramsey\Uuid\Builder\FallbackBuilder;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Codec\GuidStringCodec;
use Ramsey\Uuid\Codec\StringCodec;
use Ramsey\Uuid\Converter\Number\GenericNumberConverter;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\Time\GenericTimeConverter;
use Ramsey\Uuid\Converter\Time\PhpTimeConverter;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Generator\DceSecurityGenerator;
use Ramsey\Uuid\Generator\DceSecurityGeneratorInterface;
use Ramsey\Uuid\Generator\NameGeneratorFactory;
use Ramsey\Uuid\Generator\NameGeneratorInterface;
use Ramsey\Uuid\Generator\PeclUuidNameGenerator;
use Ramsey\Uuid\Generator\PeclUuidRandomGenerator;
use Ramsey\Uuid\Generator\PeclUuidTimeGenerator;
use Ramsey\Uuid\Generator\RandomGeneratorFactory;
use Ramsey\Uuid\Generator\RandomGeneratorInterface;
use Ramsey\Uuid\Generator\TimeGeneratorFactory;
use Ramsey\Uuid\Generator\TimeGeneratorInterface;
use Ramsey\Uuid\Guid\GuidBuilder;
use Ramsey\Uuid\Math\BrickMathCalculator;
use Ramsey\Uuid\Math\CalculatorInterface;
use Ramsey\Uuid\Nonstandard\UuidBuilder as NonstandardUuidBuilder;
use Ramsey\Uuid\Provider\Dce\SystemDceSecurityProvider;
use Ramsey\Uuid\Provider\DceSecurityProviderInterface;
use Ramsey\Uuid\Provider\Node\FallbackNodeProvider;
use Ramsey\Uuid\Provider\Node\NodeProviderCollection;
use Ramsey\Uuid\Provider\Node\RandomNodeProvider;
use Ramsey\Uuid\Provider\Node\SystemNodeProvider;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Provider\Time\SystemTimeProvider;
use Ramsey\Uuid\Provider\TimeProviderInterface;
use Ramsey\Uuid\Rfc4122\UuidBuilder as Rfc4122UuidBuilder;
use Ramsey\Uuid\Validator\GenericValidator;
use Ramsey\Uuid\Validator\ValidatorInterface;
use const PHP_INT_SIZE;
/**
* FeatureSet detects and exposes available features in the current environment
*
* A feature set is used by UuidFactory to determine the available features and
* capabilities of the environment.
*/
class FeatureSet
{
/**
* @var bool
*/
private $disableBigNumber = false;
/**
* @var bool
*/
private $disable64Bit = false;
/**
* @var bool
*/
private $ignoreSystemNode = false;
/**
* @var bool
*/
private $enablePecl = false;
/**
* @var UuidBuilderInterface
*/
private $builder;
/**
* @var CodecInterface
*/
private $codec;
/**
* @var DceSecurityGeneratorInterface
*/
private $dceSecurityGenerator;
/**
* @var NameGeneratorInterface
*/
private $nameGenerator;
/**
* @var NodeProviderInterface
*/
private $nodeProvider;
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @var RandomGeneratorInterface
*/
private $randomGenerator;
/**
* @var TimeGeneratorInterface
*/
private $timeGenerator;
/**
* @var TimeProviderInterface
*/
private $timeProvider;
/**
* @var ValidatorInterface
*/
private $validator;
/**
* @var CalculatorInterface
*/
private $calculator;
/**
* @param bool $useGuids True build UUIDs using the GuidStringCodec
* @param bool $force32Bit True to force the use of 32-bit functionality
* (primarily for testing purposes)
* @param bool $forceNoBigNumber True to disable the use of moontoast/math
* (primarily for testing purposes)
* @param bool $ignoreSystemNode True to disable attempts to check for the
* system node ID (primarily for testing purposes)
* @param bool $enablePecl True to enable the use of the PeclUuidTimeGenerator
* to generate version 1 UUIDs
*/
public function __construct(
bool $useGuids = false,
bool $force32Bit = false,
bool $forceNoBigNumber = false,
bool $ignoreSystemNode = false,
bool $enablePecl = false
) {
$this->disableBigNumber = $forceNoBigNumber;
$this->disable64Bit = $force32Bit;
$this->ignoreSystemNode = $ignoreSystemNode;
$this->enablePecl = $enablePecl;
$this->setCalculator(new BrickMathCalculator());
$this->builder = $this->buildUuidBuilder($useGuids);
$this->codec = $this->buildCodec($useGuids);
$this->nodeProvider = $this->buildNodeProvider();
$this->nameGenerator = $this->buildNameGenerator();
$this->randomGenerator = $this->buildRandomGenerator();
$this->setTimeProvider(new SystemTimeProvider());
$this->setDceSecurityProvider(new SystemDceSecurityProvider());
$this->validator = new GenericValidator();
}
/**
* Returns the builder configured for this environment
*/
public function getBuilder(): UuidBuilderInterface
{
return $this->builder;
}
/**
* Returns the calculator configured for this environment
*/
public function getCalculator(): CalculatorInterface
{
return $this->calculator;
}
/**
* Returns the codec configured for this environment
*/
public function getCodec(): CodecInterface
{
return $this->codec;
}
/**
* Returns the DCE Security generator configured for this environment
*/
public function getDceSecurityGenerator(): DceSecurityGeneratorInterface
{
return $this->dceSecurityGenerator;
}
/**
* Returns the name generator configured for this environment
*/
public function getNameGenerator(): NameGeneratorInterface
{
return $this->nameGenerator;
}
/**
* Returns the node provider configured for this environment
*/
public function getNodeProvider(): NodeProviderInterface
{
return $this->nodeProvider;
}
/**
* Returns the number converter configured for this environment
*/
public function getNumberConverter(): NumberConverterInterface
{
return $this->numberConverter;
}
/**
* Returns the random generator configured for this environment
*/
public function getRandomGenerator(): RandomGeneratorInterface
{
return $this->randomGenerator;
}
/**
* Returns the time converter configured for this environment
*/
public function getTimeConverter(): TimeConverterInterface
{
return $this->timeConverter;
}
/**
* Returns the time generator configured for this environment
*/
public function getTimeGenerator(): TimeGeneratorInterface
{
return $this->timeGenerator;
}
/**
* Returns the validator configured for this environment
*/
public function getValidator(): ValidatorInterface
{
return $this->validator;
}
/**
* Sets the calculator to use in this environment
*/
public function setCalculator(CalculatorInterface $calculator): void
{
$this->calculator = $calculator;
$this->numberConverter = $this->buildNumberConverter($calculator);
$this->timeConverter = $this->buildTimeConverter($calculator);
/** @psalm-suppress RedundantPropertyInitializationCheck */
if (isset($this->timeProvider)) {
$this->timeGenerator = $this->buildTimeGenerator($this->timeProvider);
}
}
/**
* Sets the DCE Security provider to use in this environment
*/
public function setDceSecurityProvider(DceSecurityProviderInterface $dceSecurityProvider): void
{
$this->dceSecurityGenerator = $this->buildDceSecurityGenerator($dceSecurityProvider);
}
/**
* Sets the node provider to use in this environment
*/
public function setNodeProvider(NodeProviderInterface $nodeProvider): void
{
$this->nodeProvider = $nodeProvider;
$this->timeGenerator = $this->buildTimeGenerator($this->timeProvider);
}
/**
* Sets the time provider to use in this environment
*/
public function setTimeProvider(TimeProviderInterface $timeProvider): void
{
$this->timeProvider = $timeProvider;
$this->timeGenerator = $this->buildTimeGenerator($timeProvider);
}
/**
* Set the validator to use in this environment
*/
public function setValidator(ValidatorInterface $validator): void
{
$this->validator = $validator;
}
/**
* Returns a codec configured for this environment
*
* @param bool $useGuids Whether to build UUIDs using the GuidStringCodec
*/
private function buildCodec(bool $useGuids = false): CodecInterface
{
if ($useGuids) {
return new GuidStringCodec($this->builder);
}
return new StringCodec($this->builder);
}
/**
* Returns a DCE Security generator configured for this environment
*/
private function buildDceSecurityGenerator(
DceSecurityProviderInterface $dceSecurityProvider
): DceSecurityGeneratorInterface {
return new DceSecurityGenerator(
$this->numberConverter,
$this->timeGenerator,
$dceSecurityProvider
);
}
/**
* Returns a node provider configured for this environment
*/
private function buildNodeProvider(): NodeProviderInterface
{
if ($this->ignoreSystemNode) {
return new RandomNodeProvider();
}
return new FallbackNodeProvider(new NodeProviderCollection([
new SystemNodeProvider(),
new RandomNodeProvider(),
]));
}
/**
* Returns a number converter configured for this environment
*/
private function buildNumberConverter(CalculatorInterface $calculator): NumberConverterInterface
{
return new GenericNumberConverter($calculator);
}
/**
* Returns a random generator configured for this environment
*/
private function buildRandomGenerator(): RandomGeneratorInterface
{
if ($this->enablePecl) {
return new PeclUuidRandomGenerator();
}
return (new RandomGeneratorFactory())->getGenerator();
}
/**
* Returns a time generator configured for this environment
*
* @param TimeProviderInterface $timeProvider The time provider to use with
* the time generator
*/
private function buildTimeGenerator(TimeProviderInterface $timeProvider): TimeGeneratorInterface
{
if ($this->enablePecl) {
return new PeclUuidTimeGenerator();
}
return (new TimeGeneratorFactory(
$this->nodeProvider,
$this->timeConverter,
$timeProvider
))->getGenerator();
}
/**
* Returns a name generator configured for this environment
*/
private function buildNameGenerator(): NameGeneratorInterface
{
if ($this->enablePecl) {
return new PeclUuidNameGenerator();
}
return (new NameGeneratorFactory())->getGenerator();
}
/**
* Returns a time converter configured for this environment
*/
private function buildTimeConverter(CalculatorInterface $calculator): TimeConverterInterface
{
$genericConverter = new GenericTimeConverter($calculator);
if ($this->is64BitSystem()) {
return new PhpTimeConverter($calculator, $genericConverter);
}
return $genericConverter;
}
/**
* Returns a UUID builder configured for this environment
*
* @param bool $useGuids Whether to build UUIDs using the GuidStringCodec
*/
private function buildUuidBuilder(bool $useGuids = false): UuidBuilderInterface
{
if ($useGuids) {
return new GuidBuilder($this->numberConverter, $this->timeConverter);
}
/** @psalm-suppress ImpureArgument */
return new FallbackBuilder(new BuilderCollection([
new Rfc4122UuidBuilder($this->numberConverter, $this->timeConverter),
new NonstandardUuidBuilder($this->numberConverter, $this->timeConverter),
]));
}
/**
* Returns true if the PHP build is 64-bit
*/
private function is64BitSystem(): bool
{
return PHP_INT_SIZE === 8 && !$this->disable64Bit;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Fields;
use Serializable;
/**
* UUIDs are comprised of unsigned integers, the bytes of which are separated
* into fields and arranged in a particular layout defined by the specification
* for the variant
*
* @psalm-immutable
*/
interface FieldsInterface extends Serializable
{
/**
* Returns the bytes that comprise the fields
*/
public function getBytes(): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Fields;
use ValueError;
use function base64_decode;
use function sprintf;
use function strlen;
/**
* Provides common serialization functionality to fields
*
* @psalm-immutable
*/
trait SerializableFieldsTrait
{
/**
* @param string $bytes The bytes that comprise the fields
*/
abstract public function __construct(string $bytes);
/**
* Returns the bytes that comprise the fields
*/
abstract public function getBytes(): string;
/**
* Returns a string representation of object
*/
public function serialize(): string
{
return $this->getBytes();
}
/**
* @return array{bytes: string}
*/
public function __serialize(): array
{
return ['bytes' => $this->getBytes()];
}
/**
* Constructs the object from a serialized string representation
*
* @param string $serialized The serialized string representation of the object
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress UnusedMethodCall
*/
public function unserialize($serialized): void
{
if (strlen($serialized) === 16) {
$this->__construct($serialized);
} else {
$this->__construct(base64_decode($serialized));
}
}
/**
* @param array{bytes: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['bytes'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['bytes']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use function bin2hex;
use function explode;
use function hex2bin;
use function microtime;
use function str_pad;
use function substr;
use const STR_PAD_LEFT;
/**
* CombGenerator generates COMBs (combined UUID/timestamp)
*
* The CombGenerator, when used with the StringCodec (and, by proxy, the
* TimestampLastCombCodec) or the TimestampFirstCombCodec, combines the current
* timestamp with a UUID (hence the name "COMB"). The timestamp either appears
* as the first or last 48 bits of the COMB, depending on the codec used.
*
* By default, COMBs will have the timestamp set as the last 48 bits of the
* identifier.
*
* ``` php
* $factory = new UuidFactory();
*
* $factory->setRandomGenerator(new CombGenerator(
* $factory->getRandomGenerator(),
* $factory->getNumberConverter()
* ));
*
* $comb = $factory->uuid4();
* ```
*
* To generate a COMB with the timestamp as the first 48 bits, set the
* TimestampFirstCombCodec as the codec.
*
* ``` php
* $factory->setCodec(new TimestampFirstCombCodec($factory->getUuidBuilder()));
* ```
*
* @link https://www.informit.com/articles/printerfriendly/25862 The Cost of GUIDs as Primary Keys
*/
class CombGenerator implements RandomGeneratorInterface
{
public const TIMESTAMP_BYTES = 6;
/**
* @var RandomGeneratorInterface
*/
private $randomGenerator;
/**
* @var NumberConverterInterface
*/
private $converter;
public function __construct(
RandomGeneratorInterface $generator,
NumberConverterInterface $numberConverter
) {
$this->converter = $numberConverter;
$this->randomGenerator = $generator;
}
/**
* @throws InvalidArgumentException if $length is not a positive integer
* greater than or equal to CombGenerator::TIMESTAMP_BYTES
*
* @inheritDoc
*/
public function generate(int $length): string
{
if ($length < self::TIMESTAMP_BYTES || $length < 0) {
throw new InvalidArgumentException(
'Length must be a positive integer greater than or equal to ' . self::TIMESTAMP_BYTES
);
}
$hash = '';
if (self::TIMESTAMP_BYTES > 0 && $length > self::TIMESTAMP_BYTES) {
$hash = $this->randomGenerator->generate($length - self::TIMESTAMP_BYTES);
}
$lsbTime = str_pad(
$this->converter->toHex($this->timestamp()),
self::TIMESTAMP_BYTES * 2,
'0',
STR_PAD_LEFT
);
return (string) hex2bin(
str_pad(
bin2hex($hash),
$length - self::TIMESTAMP_BYTES,
'0'
)
. $lsbTime
);
}
/**
* Returns current timestamp a string integer, precise to 0.00001 seconds
*/
private function timestamp(): string
{
$time = explode(' ', microtime(false));
return $time[1] . substr($time[0], 2, 5);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Exception\DceSecurityException;
use Ramsey\Uuid\Provider\DceSecurityProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Uuid;
use function hex2bin;
use function in_array;
use function pack;
use function str_pad;
use function strlen;
use function substr_replace;
use const STR_PAD_LEFT;
/**
* DceSecurityGenerator generates strings of binary data based on a local
* domain, local identifier, node ID, clock sequence, and the current time
*/
class DceSecurityGenerator implements DceSecurityGeneratorInterface
{
private const DOMAINS = [
Uuid::DCE_DOMAIN_PERSON,
Uuid::DCE_DOMAIN_GROUP,
Uuid::DCE_DOMAIN_ORG,
];
/**
* Upper bounds for the clock sequence in DCE Security UUIDs.
*/
private const CLOCK_SEQ_HIGH = 63;
/**
* Lower bounds for the clock sequence in DCE Security UUIDs.
*/
private const CLOCK_SEQ_LOW = 0;
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeGeneratorInterface
*/
private $timeGenerator;
/**
* @var DceSecurityProviderInterface
*/
private $dceSecurityProvider;
public function __construct(
NumberConverterInterface $numberConverter,
TimeGeneratorInterface $timeGenerator,
DceSecurityProviderInterface $dceSecurityProvider
) {
$this->numberConverter = $numberConverter;
$this->timeGenerator = $timeGenerator;
$this->dceSecurityProvider = $dceSecurityProvider;
}
public function generate(
int $localDomain,
?IntegerObject $localIdentifier = null,
?Hexadecimal $node = null,
?int $clockSeq = null
): string {
if (!in_array($localDomain, self::DOMAINS)) {
throw new DceSecurityException(
'Local domain must be a valid DCE Security domain'
);
}
if ($localIdentifier && $localIdentifier->isNegative()) {
throw new DceSecurityException(
'Local identifier out of bounds; it must be a value between 0 and 4294967295'
);
}
if ($clockSeq > self::CLOCK_SEQ_HIGH || $clockSeq < self::CLOCK_SEQ_LOW) {
throw new DceSecurityException(
'Clock sequence out of bounds; it must be a value between 0 and 63'
);
}
switch ($localDomain) {
case Uuid::DCE_DOMAIN_ORG:
if ($localIdentifier === null) {
throw new DceSecurityException(
'A local identifier must be provided for the org domain'
);
}
break;
case Uuid::DCE_DOMAIN_PERSON:
if ($localIdentifier === null) {
$localIdentifier = $this->dceSecurityProvider->getUid();
}
break;
case Uuid::DCE_DOMAIN_GROUP:
default:
if ($localIdentifier === null) {
$localIdentifier = $this->dceSecurityProvider->getGid();
}
break;
}
$identifierHex = $this->numberConverter->toHex($localIdentifier->toString());
// The maximum value for the local identifier is 0xffffffff, or
// 4294967295. This is 8 hexadecimal digits, so if the length of
// hexadecimal digits is greater than 8, we know the value is greater
// than 0xffffffff.
if (strlen($identifierHex) > 8) {
throw new DceSecurityException(
'Local identifier out of bounds; it must be a value between 0 and 4294967295'
);
}
$domainByte = pack('n', $localDomain)[1];
$identifierBytes = (string) hex2bin(str_pad($identifierHex, 8, '0', STR_PAD_LEFT));
if ($node instanceof Hexadecimal) {
$node = $node->toString();
}
// Shift the clock sequence 8 bits to the left, so it matches 0x3f00.
if ($clockSeq !== null) {
$clockSeq = $clockSeq << 8;
}
$bytes = $this->timeGenerator->generate($node, $clockSeq);
// Replace bytes in the time-based UUID with DCE Security values.
$bytes = substr_replace($bytes, $identifierBytes, 0, 4);
$bytes = substr_replace($bytes, $domainByte, 9, 1);
return $bytes;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Rfc4122\UuidV2;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
/**
* A DCE Security generator generates strings of binary data based on a local
* domain, local identifier, node ID, clock sequence, and the current time
*
* @see UuidV2
*/
interface DceSecurityGeneratorInterface
{
/**
* Generate a binary string from a local domain, local identifier, node ID,
* clock sequence, and current time
*
* @param int $localDomain The local domain to use when generating bytes,
* according to DCE Security
* @param IntegerObject|null $localIdentifier The local identifier for the
* given domain; this may be a UID or GID on POSIX systems, if the local
* domain is person or group, or it may be a site-defined identifier
* if the local domain is org
* @param Hexadecimal|null $node A 48-bit number representing the hardware
* address
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes
*
* @return string A binary string
*/
public function generate(
int $localDomain,
?IntegerObject $localIdentifier = null,
?Hexadecimal $node = null,
?int $clockSeq = null
): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Exception\NameException;
use Ramsey\Uuid\UuidInterface;
use ValueError;
use function hash;
/**
* DefaultNameGenerator generates strings of binary data based on a namespace,
* name, and hashing algorithm
*/
class DefaultNameGenerator implements NameGeneratorInterface
{
/** @psalm-pure */
public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string
{
try {
/** @var string|bool $bytes */
$bytes = @hash($hashAlgorithm, $ns->getBytes() . $name, true);
} catch (ValueError $e) {
$bytes = false; // keep same behavior than PHP 7
}
if ($bytes === false) {
throw new NameException(sprintf(
'Unable to hash namespace and name with algorithm \'%s\'',
$hashAlgorithm
));
}
return (string) $bytes;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Exception\RandomSourceException;
use Ramsey\Uuid\Exception\TimeSourceException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Provider\TimeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Throwable;
use function ctype_xdigit;
use function dechex;
use function hex2bin;
use function is_int;
use function pack;
use function sprintf;
use function str_pad;
use function strlen;
use const STR_PAD_LEFT;
/**
* DefaultTimeGenerator generates strings of binary data based on a node ID,
* clock sequence, and the current time
*/
class DefaultTimeGenerator implements TimeGeneratorInterface
{
/**
* @var NodeProviderInterface
*/
private $nodeProvider;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @var TimeProviderInterface
*/
private $timeProvider;
public function __construct(
NodeProviderInterface $nodeProvider,
TimeConverterInterface $timeConverter,
TimeProviderInterface $timeProvider
) {
$this->nodeProvider = $nodeProvider;
$this->timeConverter = $timeConverter;
$this->timeProvider = $timeProvider;
}
/**
* @throws InvalidArgumentException if the parameters contain invalid values
* @throws RandomSourceException if random_int() throws an exception/error
*
* @inheritDoc
*/
public function generate($node = null, ?int $clockSeq = null): string
{
if ($node instanceof Hexadecimal) {
$node = $node->toString();
}
$node = $this->getValidNode($node);
if ($clockSeq === null) {
try {
// This does not use "stable storage"; see RFC 4122, Section 4.2.1.1.
$clockSeq = random_int(0, 0x3fff);
} catch (Throwable $exception) {
throw new RandomSourceException(
$exception->getMessage(),
(int) $exception->getCode(),
$exception
);
}
}
$time = $this->timeProvider->getTime();
$uuidTime = $this->timeConverter->calculateTime(
$time->getSeconds()->toString(),
$time->getMicroseconds()->toString()
);
$timeHex = str_pad($uuidTime->toString(), 16, '0', STR_PAD_LEFT);
if (strlen($timeHex) !== 16) {
throw new TimeSourceException(sprintf(
'The generated time of \'%s\' is larger than expected',
$timeHex
));
}
$timeBytes = (string) hex2bin($timeHex);
return $timeBytes[4] . $timeBytes[5] . $timeBytes[6] . $timeBytes[7]
. $timeBytes[2] . $timeBytes[3]
. $timeBytes[0] . $timeBytes[1]
. pack('n*', $clockSeq)
. $node;
}
/**
* Uses the node provider given when constructing this instance to get
* the node ID (usually a MAC address)
*
* @param string|int|null $node A node value that may be used to override the node provider
*
* @return string 6-byte binary string representation of the node
*
* @throws InvalidArgumentException
*/
private function getValidNode($node): string
{
if ($node === null) {
$node = $this->nodeProvider->getNode();
}
// Convert the node to hex, if it is still an integer.
if (is_int($node)) {
$node = dechex($node);
}
if (!ctype_xdigit((string) $node) || strlen((string) $node) > 12) {
throw new InvalidArgumentException('Invalid node value');
}
return (string) hex2bin(str_pad((string) $node, 12, '0', STR_PAD_LEFT));
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
/**
* NameGeneratorFactory retrieves a default name generator, based on the
* environment
*/
class NameGeneratorFactory
{
/**
* Returns a default name generator, based on the current environment
*/
public function getGenerator(): NameGeneratorInterface
{
return new DefaultNameGenerator();
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\UuidInterface;
/**
* A name generator generates strings of binary data created by hashing together
* a namespace with a name, according to a hashing algorithm
*/
interface NameGeneratorInterface
{
/**
* Generate a binary string from a namespace and name hashed together with
* the specified hashing algorithm
*
* @param UuidInterface $ns The namespace
* @param string $name The name to use for creating a UUID
* @param string $hashAlgorithm The hashing algorithm to use
*
* @return string A binary string
*
* @psalm-pure
*/
public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Exception\NameException;
use Ramsey\Uuid\UuidInterface;
use function sprintf;
use function uuid_generate_md5;
use function uuid_generate_sha1;
use function uuid_parse;
/**
* PeclUuidNameGenerator generates strings of binary data from a namespace and a
* name, using ext-uuid
*
* @link https://pecl.php.net/package/uuid ext-uuid
*/
class PeclUuidNameGenerator implements NameGeneratorInterface
{
/** @psalm-pure */
public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string
{
switch ($hashAlgorithm) {
case 'md5':
$uuid = uuid_generate_md5($ns->toString(), $name);
break;
case 'sha1':
$uuid = uuid_generate_sha1($ns->toString(), $name);
break;
default:
throw new NameException(sprintf(
'Unable to hash namespace and name with algorithm \'%s\'',
$hashAlgorithm
));
}
return uuid_parse($uuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use function uuid_create;
use function uuid_parse;
use const UUID_TYPE_RANDOM;
/**
* PeclUuidRandomGenerator generates strings of random binary data using ext-uuid
*
* @link https://pecl.php.net/package/uuid ext-uuid
*/
class PeclUuidRandomGenerator implements RandomGeneratorInterface
{
public function generate(int $length): string
{
$uuid = uuid_create(UUID_TYPE_RANDOM);
return uuid_parse($uuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use function uuid_create;
use function uuid_parse;
use const UUID_TYPE_TIME;
/**
* PeclUuidTimeGenerator generates strings of binary data for time-base UUIDs,
* using ext-uuid
*
* @link https://pecl.php.net/package/uuid ext-uuid
*/
class PeclUuidTimeGenerator implements TimeGeneratorInterface
{
/**
* @inheritDoc
*/
public function generate($node = null, ?int $clockSeq = null): string
{
$uuid = uuid_create(UUID_TYPE_TIME);
return uuid_parse($uuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Exception\RandomSourceException;
use Throwable;
/**
* RandomBytesGenerator generates strings of random binary data using the
* built-in `random_bytes()` PHP function
*
* @link http://php.net/random_bytes random_bytes()
*/
class RandomBytesGenerator implements RandomGeneratorInterface
{
/**
* @throws RandomSourceException if random_bytes() throws an exception/error
*
* @inheritDoc
*/
public function generate(int $length): string
{
try {
return random_bytes($length);
} catch (Throwable $exception) {
throw new RandomSourceException(
$exception->getMessage(),
(int) $exception->getCode(),
$exception
);
}
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
/**
* RandomGeneratorFactory retrieves a default random generator, based on the
* environment
*/
class RandomGeneratorFactory
{
/**
* Returns a default random generator, based on the current environment
*/
public function getGenerator(): RandomGeneratorInterface
{
return new RandomBytesGenerator();
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
/**
* A random generator generates strings of random binary data
*/
interface RandomGeneratorInterface
{
/**
* Generates a string of randomized binary data
*
* @param int $length The number of bytes of random binary data to generate
*
* @return string A binary string
*/
public function generate(int $length): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use RandomLib\Factory;
use RandomLib\Generator;
/**
* RandomLibAdapter generates strings of random binary data using the
* paragonie/random-lib library
*
* @link https://packagist.org/packages/paragonie/random-lib paragonie/random-lib
*/
class RandomLibAdapter implements RandomGeneratorInterface
{
/**
* @var Generator
*/
private $generator;
/**
* Constructs a RandomLibAdapter
*
* By default, if no Generator is passed in, this creates a high-strength
* generator to use when generating random binary data.
*
* @param Generator|null $generator The generator to use when generating binary data
*/
public function __construct(?Generator $generator = null)
{
if ($generator === null) {
$factory = new Factory();
$generator = $factory->getHighStrengthGenerator();
}
$this->generator = $generator;
}
public function generate(int $length): string
{
return $this->generator->generate($length);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Provider\TimeProviderInterface;
/**
* TimeGeneratorFactory retrieves a default time generator, based on the
* environment
*/
class TimeGeneratorFactory
{
/**
* @var NodeProviderInterface
*/
private $nodeProvider;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @var TimeProviderInterface
*/
private $timeProvider;
public function __construct(
NodeProviderInterface $nodeProvider,
TimeConverterInterface $timeConverter,
TimeProviderInterface $timeProvider
) {
$this->nodeProvider = $nodeProvider;
$this->timeConverter = $timeConverter;
$this->timeProvider = $timeProvider;
}
/**
* Returns a default time generator, based on the current environment
*/
public function getGenerator(): TimeGeneratorInterface
{
return new DefaultTimeGenerator(
$this->nodeProvider,
$this->timeConverter,
$this->timeProvider
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* A time generator generates strings of binary data based on a node ID,
* clock sequence, and the current time
*/
interface TimeGeneratorInterface
{
/**
* Generate a binary string from a node ID, clock sequence, and current time
*
* @param Hexadecimal|int|string|null $node A 48-bit number representing the
* hardware address; this number may be represented as an integer or a
* hexadecimal string
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes
*
* @return string A binary string
*/
public function generate($node = null, ?int $clockSeq = null): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Guid;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Fields\SerializableFieldsTrait;
use Ramsey\Uuid\Rfc4122\FieldsInterface;
use Ramsey\Uuid\Rfc4122\NilTrait;
use Ramsey\Uuid\Rfc4122\VariantTrait;
use Ramsey\Uuid\Rfc4122\VersionTrait;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Uuid;
use function bin2hex;
use function dechex;
use function hexdec;
use function pack;
use function sprintf;
use function str_pad;
use function strlen;
use function substr;
use function unpack;
use const STR_PAD_LEFT;
/**
* GUIDs are comprised of a set of named fields, according to RFC 4122
*
* @see Guid
*
* @psalm-immutable
*/
final class Fields implements FieldsInterface
{
use NilTrait;
use SerializableFieldsTrait;
use VariantTrait;
use VersionTrait;
/**
* @var string
*/
private $bytes;
/**
* @param string $bytes A 16-byte binary string representation of a UUID
*
* @throws InvalidArgumentException if the byte string is not exactly 16 bytes
* @throws InvalidArgumentException if the byte string does not represent a GUID
* @throws InvalidArgumentException if the byte string does not contain a valid version
*/
public function __construct(string $bytes)
{
if (strlen($bytes) !== 16) {
throw new InvalidArgumentException(
'The byte string must be 16 bytes long; '
. 'received ' . strlen($bytes) . ' bytes'
);
}
$this->bytes = $bytes;
if (!$this->isCorrectVariant()) {
throw new InvalidArgumentException(
'The byte string received does not conform to the RFC '
. '4122 or Microsoft Corporation variants'
);
}
if (!$this->isCorrectVersion()) {
throw new InvalidArgumentException(
'The byte string received does not contain a valid version'
);
}
}
public function getBytes(): string
{
return $this->bytes;
}
public function getTimeLow(): Hexadecimal
{
// Swap the bytes from little endian to network byte order.
/** @var array $hex */
$hex = unpack(
'H*',
pack(
'v*',
hexdec(bin2hex(substr($this->bytes, 2, 2))),
hexdec(bin2hex(substr($this->bytes, 0, 2)))
)
);
return new Hexadecimal((string) ($hex[1] ?? ''));
}
public function getTimeMid(): Hexadecimal
{
// Swap the bytes from little endian to network byte order.
/** @var array $hex */
$hex = unpack(
'H*',
pack(
'v',
hexdec(bin2hex(substr($this->bytes, 4, 2)))
)
);
return new Hexadecimal((string) ($hex[1] ?? ''));
}
public function getTimeHiAndVersion(): Hexadecimal
{
// Swap the bytes from little endian to network byte order.
/** @var array $hex */
$hex = unpack(
'H*',
pack(
'v',
hexdec(bin2hex(substr($this->bytes, 6, 2)))
)
);
return new Hexadecimal((string) ($hex[1] ?? ''));
}
public function getTimestamp(): Hexadecimal
{
return new Hexadecimal(sprintf(
'%03x%04s%08s',
hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
$this->getTimeMid()->toString(),
$this->getTimeLow()->toString()
));
}
public function getClockSeq(): Hexadecimal
{
$clockSeq = hexdec(bin2hex(substr($this->bytes, 8, 2))) & 0x3fff;
return new Hexadecimal(str_pad(dechex($clockSeq), 4, '0', STR_PAD_LEFT));
}
public function getClockSeqHiAndReserved(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 8, 1)));
}
public function getClockSeqLow(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 9, 1)));
}
public function getNode(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 10)));
}
public function getVersion(): ?int
{
if ($this->isNil()) {
return null;
}
/** @var array $parts */
$parts = unpack('n*', $this->bytes);
return ((int) $parts[4] >> 4) & 0x00f;
}
private function isCorrectVariant(): bool
{
if ($this->isNil()) {
return true;
}
$variant = $this->getVariant();
return $variant === Uuid::RFC_4122 || $variant === Uuid::RESERVED_MICROSOFT;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Guid;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Uuid;
/**
* Guid represents a UUID with "native" (little-endian) byte order
*
* From Wikipedia:
*
* > The first three fields are unsigned 32- and 16-bit integers and are subject
* > to swapping, while the last two fields consist of uninterpreted bytes, not
* > subject to swapping. This byte swapping applies even for versions 3, 4, and
* > 5, where the canonical fields do not correspond to the content of the UUID.
*
* The first three fields of a GUID are encoded in little-endian byte order,
* while the last three fields are in network (big-endian) byte order. This is
* according to the history of the Microsoft definition of a GUID.
*
* According to the .NET Guid.ToByteArray method documentation:
*
* > Note that the order of bytes in the returned byte array is different from
* > the string representation of a Guid value. The order of the beginning
* > four-byte group and the next two two-byte groups is reversed, whereas the
* > order of the last two-byte group and the closing six-byte group is the
* > same.
*
* @link https://en.wikipedia.org/wiki/Universally_unique_identifier#Variants UUID Variants on Wikipedia
* @link https://docs.microsoft.com/en-us/windows/win32/api/guiddef/ns-guiddef-guid Windows GUID structure
* @link https://docs.microsoft.com/en-us/dotnet/api/system.guid .NET Guid Struct
* @link https://docs.microsoft.com/en-us/dotnet/api/system.guid.tobytearray .NET Guid.ToByteArray Method
*
* @psalm-immutable
*/
final class Guid extends Uuid
{
public function __construct(
Fields $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Guid;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\UnableToBuildUuidException;
use Ramsey\Uuid\UuidInterface;
use Throwable;
/**
* GuidBuilder builds instances of Guid
*
* @see Guid
*
* @psalm-immutable
*/
class GuidBuilder implements UuidBuilderInterface
{
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @param NumberConverterInterface $numberConverter The number converter to
* use when constructing the Guid
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to Unix timestamps
*/
public function __construct(
NumberConverterInterface $numberConverter,
TimeConverterInterface $timeConverter
) {
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter;
}
/**
* Builds and returns a Guid
*
* @param CodecInterface $codec The codec to use for building this Guid instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return Guid The GuidBuilder returns an instance of Ramsey\Uuid\Guid\Guid
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
try {
return new Guid(
$this->buildFields($bytes),
$this->numberConverter,
$codec,
$this->timeConverter
);
} catch (Throwable $e) {
throw new UnableToBuildUuidException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Proxy method to allow injecting a mock, for testing
*/
protected function buildFields(string $bytes): Fields
{
return new Fields($bytes);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Lazy;
use DateTimeInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Fields\FieldsInterface;
use Ramsey\Uuid\Nonstandard\UuidV6;
use Ramsey\Uuid\Rfc4122\UuidV1;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\UuidFactory;
use Ramsey\Uuid\UuidInterface;
use ValueError;
use function assert;
use function bin2hex;
use function hex2bin;
use function sprintf;
use function str_replace;
use function substr;
/**
* Lazy version of a UUID: its format has not been determined yet, so it is mostly only usable for string/bytes
* conversion. This object optimizes instantiation, serialization and string conversion time, at the cost of
* increased overhead for more advanced UUID operations.
*
* @internal this type is used internally for performance reasons, and is not supposed to be directly referenced
* in consumer libraries.
*
* @psalm-immutable
*
* Note: the {@see FieldsInterface} does not declare methods that deprecated API
* relies upon: the API has been ported from the {@see \Ramsey\Uuid\Uuid} definition,
* and is deprecated anyway.
* Note: the deprecated API from {@see \Ramsey\Uuid\Uuid} is in use here (on purpose): it will be removed
* once the deprecated API is gone from this class too.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
*/
final class LazyUuidFromString implements UuidInterface
{
public const VALID_REGEX = '/\A[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}\z/ms';
/**
* @var string
* @psalm-var non-empty-string
*/
private $uuid;
/** @var UuidInterface|null */
private $unwrapped;
/** @psalm-param non-empty-string $uuid */
public function __construct(string $uuid)
{
$this->uuid = $uuid;
}
/** @psalm-pure */
public static function fromBytes(string $bytes): self
{
$base16Uuid = bin2hex($bytes);
return new self(
substr($base16Uuid, 0, 8)
. '-'
. substr($base16Uuid, 8, 4)
. '-'
. substr($base16Uuid, 12, 4)
. '-'
. substr($base16Uuid, 16, 4)
. '-'
. substr($base16Uuid, 20, 12)
);
}
public function serialize(): string
{
return $this->uuid;
}
/**
* @return array{string: string}
*
* @psalm-return array{string: non-empty-string}
*/
public function __serialize(): array
{
return ['string' => $this->uuid];
}
/**
* {@inheritDoc}
*
* @param string $serialized
*
* @psalm-param non-empty-string $serialized
*/
public function unserialize($serialized): void
{
$this->uuid = $serialized;
}
/**
* @param array{string: string} $data
*
* @psalm-param array{string: non-empty-string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['string'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['string']);
}
/** @psalm-suppress DeprecatedMethod */
public function getNumberConverter(): NumberConverterInterface
{
return ($this->unwrapped ?? $this->unwrap())
->getNumberConverter();
}
/**
* {@inheritDoc}
*
* @psalm-suppress DeprecatedMethod
*/
public function getFieldsHex(): array
{
return ($this->unwrapped ?? $this->unwrap())
->getFieldsHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getClockSeqHiAndReservedHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getClockSeqHiAndReservedHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getClockSeqLowHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getClockSeqLowHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getClockSequenceHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getClockSequenceHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getDateTime(): DateTimeInterface
{
return ($this->unwrapped ?? $this->unwrap())
->getDateTime();
}
/** @psalm-suppress DeprecatedMethod */
public function getLeastSignificantBitsHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getLeastSignificantBitsHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getMostSignificantBitsHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getMostSignificantBitsHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getNodeHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getNodeHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getTimeHiAndVersionHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getTimeHiAndVersionHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getTimeLowHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getTimeLowHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getTimeMidHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getTimeMidHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getTimestampHex(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getTimestampHex();
}
/** @psalm-suppress DeprecatedMethod */
public function getUrn(): string
{
return ($this->unwrapped ?? $this->unwrap())
->getUrn();
}
/** @psalm-suppress DeprecatedMethod */
public function getVariant(): ?int
{
return ($this->unwrapped ?? $this->unwrap())
->getVariant();
}
/** @psalm-suppress DeprecatedMethod */
public function getVersion(): ?int
{
return ($this->unwrapped ?? $this->unwrap())
->getVersion();
}
public function compareTo(UuidInterface $other): int
{
return ($this->unwrapped ?? $this->unwrap())
->compareTo($other);
}
public function equals(?object $other): bool
{
if (! $other instanceof UuidInterface) {
return false;
}
return $this->uuid === $other->toString();
}
/**
* {@inheritDoc}
*
* @psalm-suppress MoreSpecificReturnType
* @psalm-suppress LessSpecificReturnStatement we know that {@see self::$uuid} is a non-empty string, so
* we know that {@see hex2bin} will retrieve a non-empty string too.
*/
public function getBytes(): string
{
/** @phpstan-ignore-next-line PHPStan complains that this is not a non-empty-string. */
return (string) hex2bin(str_replace('-', '', $this->uuid));
}
public function getFields(): FieldsInterface
{
return ($this->unwrapped ?? $this->unwrap())
->getFields();
}
public function getHex(): Hexadecimal
{
return ($this->unwrapped ?? $this->unwrap())
->getHex();
}
public function getInteger(): IntegerObject
{
return ($this->unwrapped ?? $this->unwrap())
->getInteger();
}
public function toString(): string
{
return $this->uuid;
}
public function __toString(): string
{
return $this->uuid;
}
public function jsonSerialize(): string
{
return $this->uuid;
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqHiAndReserved()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getClockSeqHiAndReserved(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getClockSeqHiAndReserved()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeqLow()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getClockSeqLow(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getClockSeqLow()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getClockSeq()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getClockSequence(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getClockSeq()
->toString()
);
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getLeastSignificantBits(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(substr($instance->getHex()->toString(), 16));
}
/**
* @deprecated This method will be removed in 5.0.0. There is no direct
* alternative, but the same information may be obtained by splitting
* in half the value returned by {@see UuidInterface::getHex()}.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getMostSignificantBits(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(substr($instance->getHex()->toString(), 0, 16));
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getNode()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getNode(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getNode()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeHiAndVersion()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getTimeHiAndVersion(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getTimeHiAndVersion()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeLow()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getTimeLow(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getTimeLow()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimeMid()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getTimeMid(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
return $instance->getNumberConverter()
->fromHex(
$instance->getFields()
->getTimeMid()
->toString()
);
}
/**
* @deprecated Use {@see UuidInterface::getFields()} to get a
* {@see FieldsInterface} instance. If it is a {@see Rfc4122FieldsInterface}
* instance, you may call {@see Rfc4122FieldsInterface::getTimestamp()}
* and use the arbitrary-precision math library of your choice to
* convert it to a string integer.
*
* @psalm-suppress UndefinedInterfaceMethod
* @psalm-suppress DeprecatedMethod
* @psalm-suppress MixedArgument
* @psalm-suppress MixedMethodCall
*/
public function getTimestamp(): string
{
$instance = ($this->unwrapped ?? $this->unwrap());
$fields = $instance->getFields();
if ($fields->getVersion() !== 1) {
throw new UnsupportedOperationException('Not a time-based UUID');
}
return $instance->getNumberConverter()
->fromHex($fields->getTimestamp()->toString());
}
public function toUuidV1(): UuidV1
{
$instance = ($this->unwrapped ?? $this->unwrap());
if ($instance instanceof UuidV1) {
return $instance;
}
assert($instance instanceof UuidV6);
return $instance->toUuidV1();
}
public function toUuidV6(): UuidV6
{
$instance = ($this->unwrapped ?? $this->unwrap());
assert($instance instanceof UuidV6);
return $instance;
}
/**
* @psalm-suppress ImpureMethodCall the retrieval of the factory is a clear violation of purity here: this is a
* known pitfall of the design of this library, where a value object contains
* a mutable reference to a factory. We use a fixed factory here, so the violation
* will not have real-world effects, as this object is only instantiated with the
* default factory settings/features.
* @psalm-suppress InaccessibleProperty property {@see $unwrapped} is used as a cache: we don't expose it to the
* outside world, so we should be fine here.
*/
private function unwrap(): UuidInterface
{
return $this->unwrapped = (new UuidFactory())
->fromString($this->uuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Math;
use Brick\Math\BigDecimal;
use Brick\Math\BigInteger;
use Brick\Math\Exception\MathException;
use Brick\Math\RoundingMode as BrickMathRounding;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Type\Decimal;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\NumberInterface;
/**
* A calculator using the brick/math library for arbitrary-precision arithmetic
*
* @psalm-immutable
*/
final class BrickMathCalculator implements CalculatorInterface
{
private const ROUNDING_MODE_MAP = [
RoundingMode::UNNECESSARY => BrickMathRounding::UNNECESSARY,
RoundingMode::UP => BrickMathRounding::UP,
RoundingMode::DOWN => BrickMathRounding::DOWN,
RoundingMode::CEILING => BrickMathRounding::CEILING,
RoundingMode::FLOOR => BrickMathRounding::FLOOR,
RoundingMode::HALF_UP => BrickMathRounding::HALF_UP,
RoundingMode::HALF_DOWN => BrickMathRounding::HALF_DOWN,
RoundingMode::HALF_CEILING => BrickMathRounding::HALF_CEILING,
RoundingMode::HALF_FLOOR => BrickMathRounding::HALF_FLOOR,
RoundingMode::HALF_EVEN => BrickMathRounding::HALF_EVEN,
];
public function add(NumberInterface $augend, NumberInterface ...$addends): NumberInterface
{
$sum = BigInteger::of($augend->toString());
foreach ($addends as $addend) {
$sum = $sum->plus($addend->toString());
}
return new IntegerObject((string) $sum);
}
public function subtract(NumberInterface $minuend, NumberInterface ...$subtrahends): NumberInterface
{
$difference = BigInteger::of($minuend->toString());
foreach ($subtrahends as $subtrahend) {
$difference = $difference->minus($subtrahend->toString());
}
return new IntegerObject((string) $difference);
}
public function multiply(NumberInterface $multiplicand, NumberInterface ...$multipliers): NumberInterface
{
$product = BigInteger::of($multiplicand->toString());
foreach ($multipliers as $multiplier) {
$product = $product->multipliedBy($multiplier->toString());
}
return new IntegerObject((string) $product);
}
public function divide(
int $roundingMode,
int $scale,
NumberInterface $dividend,
NumberInterface ...$divisors
): NumberInterface {
$brickRounding = $this->getBrickRoundingMode($roundingMode);
$quotient = BigDecimal::of($dividend->toString());
foreach ($divisors as $divisor) {
$quotient = $quotient->dividedBy($divisor->toString(), $scale, $brickRounding);
}
if ($scale === 0) {
return new IntegerObject((string) $quotient->toBigInteger());
}
return new Decimal((string) $quotient);
}
public function fromBase(string $value, int $base): IntegerObject
{
try {
return new IntegerObject((string) BigInteger::fromBase($value, $base));
} catch (MathException | \InvalidArgumentException $exception) {
throw new InvalidArgumentException(
$exception->getMessage(),
(int) $exception->getCode(),
$exception
);
}
}
public function toBase(IntegerObject $value, int $base): string
{
try {
return BigInteger::of($value->toString())->toBase($base);
} catch (MathException | \InvalidArgumentException $exception) {
throw new InvalidArgumentException(
$exception->getMessage(),
(int) $exception->getCode(),
$exception
);
}
}
public function toHexadecimal(IntegerObject $value): Hexadecimal
{
return new Hexadecimal($this->toBase($value, 16));
}
public function toInteger(Hexadecimal $value): IntegerObject
{
return $this->fromBase($value->toString(), 16);
}
/**
* Maps ramsey/uuid rounding modes to those used by brick/math
*/
private function getBrickRoundingMode(int $roundingMode): int
{
return self::ROUNDING_MODE_MAP[$roundingMode] ?? 0;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Math;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\NumberInterface;
/**
* A calculator performs arithmetic operations on numbers
*
* @psalm-immutable
*/
interface CalculatorInterface
{
/**
* Returns the sum of all the provided parameters
*
* @param NumberInterface $augend The first addend (the integer being added to)
* @param NumberInterface ...$addends The additional integers to a add to the augend
*
* @return NumberInterface The sum of all the parameters
*/
public function add(NumberInterface $augend, NumberInterface ...$addends): NumberInterface;
/**
* Returns the difference of all the provided parameters
*
* @param NumberInterface $minuend The integer being subtracted from
* @param NumberInterface ...$subtrahends The integers to subtract from the minuend
*
* @return NumberInterface The difference after subtracting all parameters
*/
public function subtract(NumberInterface $minuend, NumberInterface ...$subtrahends): NumberInterface;
/**
* Returns the product of all the provided parameters
*
* @param NumberInterface $multiplicand The integer to be multiplied
* @param NumberInterface ...$multipliers The factors by which to multiply the multiplicand
*
* @return NumberInterface The product of multiplying all the provided parameters
*/
public function multiply(NumberInterface $multiplicand, NumberInterface ...$multipliers): NumberInterface;
/**
* Returns the quotient of the provided parameters divided left-to-right
*
* @param int $roundingMode The RoundingMode constant to use for this operation
* @param int $scale The scale to use for this operation
* @param NumberInterface $dividend The integer to be divided
* @param NumberInterface ...$divisors The integers to divide $dividend by, in
* the order in which the division operations should take place
* (left-to-right)
*
* @return NumberInterface The quotient of dividing the provided parameters left-to-right
*/
public function divide(
int $roundingMode,
int $scale,
NumberInterface $dividend,
NumberInterface ...$divisors
): NumberInterface;
/**
* Converts a value from an arbitrary base to a base-10 integer value
*
* @param string $value The value to convert
* @param int $base The base to convert from (i.e., 2, 16, 32, etc.)
*
* @return IntegerObject The base-10 integer value of the converted value
*/
public function fromBase(string $value, int $base): IntegerObject;
/**
* Converts a base-10 integer value to an arbitrary base
*
* @param IntegerObject $value The integer value to convert
* @param int $base The base to convert to (i.e., 2, 16, 32, etc.)
*
* @return string The value represented in the specified base
*/
public function toBase(IntegerObject $value, int $base): string;
/**
* Converts an Integer instance to a Hexadecimal instance
*/
public function toHexadecimal(IntegerObject $value): Hexadecimal;
/**
* Converts a Hexadecimal instance to an Integer instance
*/
public function toInteger(Hexadecimal $value): IntegerObject;
}

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<?php
/**
* This file was originally part of brick/math
*
* Copyright (c) 2013-present Benjamin Morel
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* @link https://github.com/brick/math brick/math at GitHub
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Math;
/**
* Specifies a rounding behavior for numerical operations capable of discarding
* precision.
*
* Each rounding mode indicates how the least significant returned digit of a
* rounded result is to be calculated. If fewer digits are returned than the
* digits needed to represent the exact numerical result, the discarded digits
* will be referred to as the discarded fraction regardless the digits'
* contribution to the value of the number. In other words, considered as a
* numerical value, the discarded fraction could have an absolute value greater
* than one.
*/
final class RoundingMode
{
/**
* Private constructor. This class is not instantiable.
*
* @codeCoverageIgnore
*/
private function __construct()
{
}
/**
* Asserts that the requested operation has an exact result, hence no
* rounding is necessary.
*/
public const UNNECESSARY = 0;
/**
* Rounds away from zero.
*
* Always increments the digit prior to a nonzero discarded fraction.
* Note that this rounding mode never decreases the magnitude of the
* calculated value.
*/
public const UP = 1;
/**
* Rounds towards zero.
*
* Never increments the digit prior to a discarded fraction (i.e.,
* truncates). Note that this rounding mode never increases the magnitude of
* the calculated value.
*/
public const DOWN = 2;
/**
* Rounds towards positive infinity.
*
* If the result is positive, behaves as for UP; if negative, behaves as for
* DOWN. Note that this rounding mode never decreases the calculated value.
*/
public const CEILING = 3;
/**
* Rounds towards negative infinity.
*
* If the result is positive, behave as for DOWN; if negative, behave as for
* UP. Note that this rounding mode never increases the calculated value.
*/
public const FLOOR = 4;
/**
* Rounds towards "nearest neighbor" unless both neighbors are equidistant,
* in which case round up.
*
* Behaves as for UP if the discarded fraction is >= 0.5; otherwise, behaves
* as for DOWN. Note that this is the rounding mode commonly taught at
* school.
*/
public const HALF_UP = 5;
/**
* Rounds towards "nearest neighbor" unless both neighbors are equidistant,
* in which case round down.
*
* Behaves as for UP if the discarded fraction is > 0.5; otherwise, behaves
* as for DOWN.
*/
public const HALF_DOWN = 6;
/**
* Rounds towards "nearest neighbor" unless both neighbors are equidistant,
* in which case round towards positive infinity.
*
* If the result is positive, behaves as for HALF_UP; if negative, behaves
* as for HALF_DOWN.
*/
public const HALF_CEILING = 7;
/**
* Rounds towards "nearest neighbor" unless both neighbors are equidistant,
* in which case round towards negative infinity.
*
* If the result is positive, behaves as for HALF_DOWN; if negative, behaves
* as for HALF_UP.
*/
public const HALF_FLOOR = 8;
/**
* Rounds towards the "nearest neighbor" unless both neighbors are
* equidistant, in which case rounds towards the even neighbor.
*
* Behaves as for HALF_UP if the digit to the left of the discarded fraction
* is odd; behaves as for HALF_DOWN if it's even.
*
* Note that this is the rounding mode that statistically minimizes
* cumulative error when applied repeatedly over a sequence of calculations.
* It is sometimes known as "Banker's rounding", and is chiefly used in the
* USA.
*/
public const HALF_EVEN = 9;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Nonstandard;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Fields\SerializableFieldsTrait;
use Ramsey\Uuid\Rfc4122\FieldsInterface;
use Ramsey\Uuid\Rfc4122\VariantTrait;
use Ramsey\Uuid\Type\Hexadecimal;
use function bin2hex;
use function dechex;
use function hexdec;
use function sprintf;
use function str_pad;
use function strlen;
use function substr;
use const STR_PAD_LEFT;
/**
* Nonstandard UUID fields do not conform to the RFC 4122 standard
*
* Since some systems may create nonstandard UUIDs, this implements the
* Rfc4122\FieldsInterface, so that functionality of a nonstandard UUID is not
* degraded, in the event these UUIDs are expected to contain RFC 4122 fields.
*
* Internally, this class represents the fields together as a 16-byte binary
* string.
*
* @psalm-immutable
*/
final class Fields implements FieldsInterface
{
use SerializableFieldsTrait;
use VariantTrait;
/**
* @var string
*/
private $bytes;
/**
* @param string $bytes A 16-byte binary string representation of a UUID
*
* @throws InvalidArgumentException if the byte string is not exactly 16 bytes
*/
public function __construct(string $bytes)
{
if (strlen($bytes) !== 16) {
throw new InvalidArgumentException(
'The byte string must be 16 bytes long; '
. 'received ' . strlen($bytes) . ' bytes'
);
}
$this->bytes = $bytes;
}
public function getBytes(): string
{
return $this->bytes;
}
public function getClockSeq(): Hexadecimal
{
$clockSeq = hexdec(bin2hex(substr($this->bytes, 8, 2))) & 0x3fff;
return new Hexadecimal(str_pad(dechex($clockSeq), 4, '0', STR_PAD_LEFT));
}
public function getClockSeqHiAndReserved(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 8, 1)));
}
public function getClockSeqLow(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 9, 1)));
}
public function getNode(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 10)));
}
public function getTimeHiAndVersion(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 6, 2)));
}
public function getTimeLow(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 0, 4)));
}
public function getTimeMid(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 4, 2)));
}
public function getTimestamp(): Hexadecimal
{
return new Hexadecimal(sprintf(
'%03x%04s%08s',
hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
$this->getTimeMid()->toString(),
$this->getTimeLow()->toString()
));
}
public function getVersion(): ?int
{
return null;
}
public function isNil(): bool
{
return false;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Nonstandard;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Uuid as BaseUuid;
/**
* Nonstandard\Uuid is a UUID that doesn't conform to RFC 4122
*
* @psalm-immutable
*/
final class Uuid extends BaseUuid
{
public function __construct(
Fields $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Nonstandard;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\UnableToBuildUuidException;
use Ramsey\Uuid\UuidInterface;
use Throwable;
/**
* Nonstandard\UuidBuilder builds instances of Nonstandard\Uuid
*
* @psalm-immutable
*/
class UuidBuilder implements UuidBuilderInterface
{
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @param NumberConverterInterface $numberConverter The number converter to
* use when constructing the Nonstandard\Uuid
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to Unix timestamps
*/
public function __construct(
NumberConverterInterface $numberConverter,
TimeConverterInterface $timeConverter
) {
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter;
}
/**
* Builds and returns a Nonstandard\Uuid
*
* @param CodecInterface $codec The codec to use for building this instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return Uuid The Nonstandard\UuidBuilder returns an instance of
* Nonstandard\Uuid
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
try {
return new Uuid(
$this->buildFields($bytes),
$this->numberConverter,
$codec,
$this->timeConverter
);
} catch (Throwable $e) {
throw new UnableToBuildUuidException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Proxy method to allow injecting a mock, for testing
*/
protected function buildFields(string $bytes): Fields
{
return new Fields($bytes);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Nonstandard;
use DateTimeImmutable;
use DateTimeInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\DateTimeException;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Lazy\LazyUuidFromString;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Rfc4122\UuidInterface;
use Ramsey\Uuid\Rfc4122\UuidV1;
use Ramsey\Uuid\Uuid;
use Throwable;
use function hex2bin;
use function str_pad;
use function substr;
use const STR_PAD_LEFT;
/**
* Ordered-time, or version 6, UUIDs include timestamp, clock sequence, and node
* values that are combined into a 128-bit unsigned integer
*
* @link https://github.com/uuid6/uuid6-ietf-draft UUID version 6 IETF draft
* @link http://gh.peabody.io/uuidv6/ "Version 6" UUIDs
*
* @psalm-immutable
*/
final class UuidV6 extends Uuid implements UuidInterface
{
/**
* Creates a version 6 (time-based) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_PEABODY) {
throw new InvalidArgumentException(
'Fields used to create a UuidV6 must represent a '
. 'version 6 (ordered-time) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
/**
* Returns a DateTimeInterface object representing the timestamp associated
* with the UUID
*
* @return DateTimeImmutable A PHP DateTimeImmutable instance representing
* the timestamp of a version 6 UUID
*/
public function getDateTime(): DateTimeInterface
{
$time = $this->timeConverter->convertTime($this->fields->getTimestamp());
try {
return new DateTimeImmutable(
'@'
. $time->getSeconds()->toString()
. '.'
. str_pad($time->getMicroseconds()->toString(), 6, '0', STR_PAD_LEFT)
);
} catch (Throwable $e) {
throw new DateTimeException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Converts this UUID into an instance of a version 1 UUID
*/
public function toUuidV1(): UuidV1
{
$hex = $this->getHex()->toString();
$hex = substr($hex, 7, 5)
. substr($hex, 13, 3)
. substr($hex, 3, 4)
. '1' . substr($hex, 0, 3)
. substr($hex, 16);
/** @var LazyUuidFromString $uuid */
$uuid = Uuid::fromBytes((string) hex2bin($hex));
return $uuid->toUuidV1();
}
/**
* Converts a version 1 UUID into an instance of a version 6 UUID
*/
public static function fromUuidV1(UuidV1 $uuidV1): UuidV6
{
$hex = $uuidV1->getHex()->toString();
$hex = substr($hex, 13, 3)
. substr($hex, 8, 4)
. substr($hex, 0, 5)
. '6' . substr($hex, 5, 3)
. substr($hex, 16);
/** @var LazyUuidFromString $uuid */
$uuid = Uuid::fromBytes((string) hex2bin($hex));
return $uuid->toUuidV6();
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Dce;
use Ramsey\Uuid\Exception\DceSecurityException;
use Ramsey\Uuid\Provider\DceSecurityProviderInterface;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use function escapeshellarg;
use function preg_split;
use function str_getcsv;
use function strpos;
use function strrpos;
use function strtolower;
use function strtoupper;
use function substr;
use function trim;
use const PREG_SPLIT_NO_EMPTY;
/**
* SystemDceSecurityProvider retrieves the user or group identifiers from the system
*/
class SystemDceSecurityProvider implements DceSecurityProviderInterface
{
/**
* @throws DceSecurityException if unable to get a user identifier
*
* @inheritDoc
*/
public function getUid(): IntegerObject
{
static $uid = null;
if ($uid instanceof IntegerObject) {
return $uid;
}
if ($uid === null) {
$uid = $this->getSystemUid();
}
if ($uid === '') {
throw new DceSecurityException(
'Unable to get a user identifier using the system DCE '
. 'Security provider; please provide a custom identifier or '
. 'use a different provider'
);
}
$uid = new IntegerObject($uid);
return $uid;
}
/**
* @throws DceSecurityException if unable to get a group identifier
*
* @inheritDoc
*/
public function getGid(): IntegerObject
{
static $gid = null;
if ($gid instanceof IntegerObject) {
return $gid;
}
if ($gid === null) {
$gid = $this->getSystemGid();
}
if ($gid === '') {
throw new DceSecurityException(
'Unable to get a group identifier using the system DCE '
. 'Security provider; please provide a custom identifier or '
. 'use a different provider'
);
}
$gid = new IntegerObject($gid);
return $gid;
}
/**
* Returns the UID from the system
*/
private function getSystemUid(): string
{
if (!$this->hasShellExec()) {
return '';
}
switch ($this->getOs()) {
case 'WIN':
return $this->getWindowsUid();
case 'DAR':
case 'FRE':
case 'LIN':
default:
return trim((string) shell_exec('id -u'));
}
}
/**
* Returns the GID from the system
*/
private function getSystemGid(): string
{
if (!$this->hasShellExec()) {
return '';
}
switch ($this->getOs()) {
case 'WIN':
return $this->getWindowsGid();
case 'DAR':
case 'FRE':
case 'LIN':
default:
return trim((string) shell_exec('id -g'));
}
}
/**
* Returns true if shell_exec() is available for use
*/
private function hasShellExec(): bool
{
$disabledFunctions = strtolower((string) ini_get('disable_functions'));
return strpos($disabledFunctions, 'shell_exec') === false;
}
/**
* Returns the PHP_OS string
*/
private function getOs(): string
{
return strtoupper(substr(constant('PHP_OS'), 0, 3));
}
/**
* Returns the user identifier for a user on a Windows system
*
* Windows does not have the same concept as an effective POSIX UID for the
* running script. Instead, each user is uniquely identified by an SID
* (security identifier). The SID includes three 32-bit unsigned integers
* that make up a unique domain identifier, followed by an RID (relative
* identifier) that we will use as the UID. The primary caveat is that this
* UID may not be unique to the system, since it is, instead, unique to the
* domain.
*
* @link https://www.lifewire.com/what-is-an-sid-number-2626005 What Is an SID Number?
* @link https://bit.ly/30vE7NM Well-known SID Structures
* @link https://bit.ly/2FWcYKJ Well-known security identifiers in Windows operating systems
* @link https://www.windows-commandline.com/get-sid-of-user/ Get SID of user
*/
private function getWindowsUid(): string
{
$response = shell_exec('whoami /user /fo csv /nh');
if ($response === null) {
return '';
}
$sid = str_getcsv(trim((string) $response))[1] ?? '';
if (($lastHyphen = strrpos($sid, '-')) === false) {
return '';
}
return trim(substr($sid, $lastHyphen + 1));
}
/**
* Returns a group identifier for a user on a Windows system
*
* Since Windows does not have the same concept as an effective POSIX GID
* for the running script, we will get the local group memberships for the
* user running the script. Then, we will get the SID (security identifier)
* for the first group that appears in that list. Finally, we will return
* the RID (relative identifier) for the group and use that as the GID.
*
* @link https://www.windows-commandline.com/list-of-user-groups-command-line/ List of user groups command line
*/
private function getWindowsGid(): string
{
$response = shell_exec('net user %username% | findstr /b /i "Local Group Memberships"');
if ($response === null) {
return '';
}
/** @var string[] $userGroups */
$userGroups = preg_split('/\s{2,}/', (string) $response, -1, PREG_SPLIT_NO_EMPTY);
$firstGroup = trim($userGroups[1] ?? '', "* \t\n\r\0\x0B");
if ($firstGroup === '') {
return '';
}
$response = shell_exec('wmic group get name,sid | findstr /b /i ' . escapeshellarg($firstGroup));
if ($response === null) {
return '';
}
/** @var string[] $userGroup */
$userGroup = preg_split('/\s{2,}/', (string) $response, -1, PREG_SPLIT_NO_EMPTY);
$sid = $userGroup[1] ?? '';
if (($lastHyphen = strrpos($sid, '-')) === false) {
return '';
}
return trim((string) substr($sid, $lastHyphen + 1));
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider;
use Ramsey\Uuid\Rfc4122\UuidV2;
use Ramsey\Uuid\Type\Integer as IntegerObject;
/**
* A DCE provider provides access to local domain identifiers for version 2,
* DCE Security, UUIDs
*
* @see UuidV2
*/
interface DceSecurityProviderInterface
{
/**
* Returns a user identifier for the system
*
* @link https://en.wikipedia.org/wiki/User_identifier User identifier
*/
public function getUid(): IntegerObject;
/**
* Returns a group identifier for the system
*
* @link https://en.wikipedia.org/wiki/Group_identifier Group identifier
*/
public function getGid(): IntegerObject;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Node;
use Ramsey\Uuid\Exception\NodeException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* FallbackNodeProvider retrieves the system node ID by stepping through a list
* of providers until a node ID can be obtained
*/
class FallbackNodeProvider implements NodeProviderInterface
{
/**
* @var NodeProviderCollection
*/
private $nodeProviders;
/**
* @param NodeProviderCollection $providers Array of node providers
*/
public function __construct(NodeProviderCollection $providers)
{
$this->nodeProviders = $providers;
}
public function getNode(): Hexadecimal
{
$lastProviderException = null;
foreach ($this->nodeProviders as $provider) {
try {
return $provider->getNode();
} catch (NodeException $exception) {
$lastProviderException = $exception;
continue;
}
}
throw new NodeException(
'Unable to find a suitable node provider',
0,
$lastProviderException
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Node;
use Ramsey\Collection\AbstractCollection;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* A collection of NodeProviderInterface objects
*
* @extends AbstractCollection<NodeProviderInterface>
*/
class NodeProviderCollection extends AbstractCollection
{
public function getType(): string
{
return NodeProviderInterface::class;
}
/**
* Re-constructs the object from its serialized form
*
* @param string $serialized The serialized PHP string to unserialize into
* a UuidInterface instance
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress RedundantConditionGivenDocblockType
*/
public function unserialize($serialized): void
{
/** @var array<array-key, NodeProviderInterface> $data */
$data = unserialize($serialized, [
'allowed_classes' => [
Hexadecimal::class,
RandomNodeProvider::class,
StaticNodeProvider::class,
SystemNodeProvider::class,
],
]);
$this->data = array_filter(
$data,
function ($unserialized): bool {
return $unserialized instanceof NodeProviderInterface;
}
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Node;
use Ramsey\Uuid\Exception\RandomSourceException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Throwable;
use function bin2hex;
use function dechex;
use function hex2bin;
use function hexdec;
use function str_pad;
use function substr;
use const STR_PAD_LEFT;
/**
* RandomNodeProvider generates a random node ID
*
* @link http://tools.ietf.org/html/rfc4122#section-4.5 RFC 4122, § 4.5: Node IDs that Do Not Identify the Host
*/
class RandomNodeProvider implements NodeProviderInterface
{
public function getNode(): Hexadecimal
{
try {
$nodeBytes = random_bytes(6);
} catch (Throwable $exception) {
throw new RandomSourceException(
$exception->getMessage(),
(int) $exception->getCode(),
$exception
);
}
// Split the node bytes for math on 32-bit systems.
$nodeMsb = substr($nodeBytes, 0, 3);
$nodeLsb = substr($nodeBytes, 3);
// Set the multicast bit; see RFC 4122, section 4.5.
$nodeMsb = hex2bin(
str_pad(
dechex(hexdec(bin2hex($nodeMsb)) | 0x010000),
6,
'0',
STR_PAD_LEFT
)
);
// Recombine the node bytes.
$node = $nodeMsb . $nodeLsb;
return new Hexadecimal(str_pad(bin2hex($node), 12, '0', STR_PAD_LEFT));
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Node;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use function dechex;
use function hexdec;
use function str_pad;
use function substr;
use const STR_PAD_LEFT;
/**
* StaticNodeProvider provides a static node value with the multicast bit set
*
* @link http://tools.ietf.org/html/rfc4122#section-4.5 RFC 4122, § 4.5: Node IDs that Do Not Identify the Host
*/
class StaticNodeProvider implements NodeProviderInterface
{
/**
* @var Hexadecimal
*/
private $node;
/**
* @param Hexadecimal $node The static node value to use
*/
public function __construct(Hexadecimal $node)
{
if (strlen($node->toString()) > 12) {
throw new InvalidArgumentException(
'Static node value cannot be greater than 12 hexadecimal characters'
);
}
$this->node = $this->setMulticastBit($node);
}
public function getNode(): Hexadecimal
{
return $this->node;
}
/**
* Set the multicast bit for the static node value
*/
private function setMulticastBit(Hexadecimal $node): Hexadecimal
{
$nodeHex = str_pad($node->toString(), 12, '0', STR_PAD_LEFT);
$firstOctet = substr($nodeHex, 0, 2);
$firstOctet = str_pad(
dechex(hexdec($firstOctet) | 0x01),
2,
'0',
STR_PAD_LEFT
);
return new Hexadecimal($firstOctet . substr($nodeHex, 2));
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Node;
use Ramsey\Uuid\Exception\NodeException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use function array_filter;
use function array_map;
use function array_walk;
use function count;
use function ob_get_clean;
use function ob_start;
use function preg_match;
use function preg_match_all;
use function reset;
use function str_replace;
use function strpos;
use function strtolower;
use function strtoupper;
use function substr;
use const GLOB_NOSORT;
use const PREG_PATTERN_ORDER;
/**
* SystemNodeProvider retrieves the system node ID, if possible
*
* The system node ID, or host ID, is often the same as the MAC address for a
* network interface on the host.
*/
class SystemNodeProvider implements NodeProviderInterface
{
/**
* Pattern to match nodes in ifconfig and ipconfig output.
*/
private const IFCONFIG_PATTERN = '/[^:]([0-9a-f]{2}([:-])[0-9a-f]{2}(\2[0-9a-f]{2}){4})[^:]/i';
/**
* Pattern to match nodes in sysfs stream output.
*/
private const SYSFS_PATTERN = '/^([0-9a-f]{2}:){5}[0-9a-f]{2}$/i';
public function getNode(): Hexadecimal
{
$node = $this->getNodeFromSystem();
if ($node === '') {
throw new NodeException(
'Unable to fetch a node for this system'
);
}
return new Hexadecimal($node);
}
/**
* Returns the system node, if it can find it
*/
protected function getNodeFromSystem(): string
{
static $node = null;
if ($node !== null) {
return (string) $node;
}
// First, try a Linux-specific approach.
$node = $this->getSysfs();
if ($node === '') {
// Search ifconfig output for MAC addresses & return the first one.
$node = $this->getIfconfig();
}
$node = str_replace([':', '-'], '', $node);
return $node;
}
/**
* Returns the network interface configuration for the system
*
* @codeCoverageIgnore
*/
protected function getIfconfig(): string
{
$disabledFunctions = strtolower((string) ini_get('disable_functions'));
if (strpos($disabledFunctions, 'passthru') !== false) {
return '';
}
ob_start();
switch (strtoupper(substr(constant('PHP_OS'), 0, 3))) {
case 'WIN':
passthru('ipconfig /all 2>&1');
break;
case 'DAR':
passthru('ifconfig 2>&1');
break;
case 'FRE':
passthru('netstat -i -f link 2>&1');
break;
case 'LIN':
default:
passthru('netstat -ie 2>&1');
break;
}
$ifconfig = (string) ob_get_clean();
$node = '';
if (preg_match_all(self::IFCONFIG_PATTERN, $ifconfig, $matches, PREG_PATTERN_ORDER)) {
$node = $matches[1][0] ?? '';
}
return $node;
}
/**
* Returns MAC address from the first system interface via the sysfs interface
*/
protected function getSysfs(): string
{
$mac = '';
if (strtoupper(constant('PHP_OS')) === 'LINUX') {
$addressPaths = glob('/sys/class/net/*/address', GLOB_NOSORT);
if ($addressPaths === false || count($addressPaths) === 0) {
return '';
}
$macs = [];
array_walk($addressPaths, function (string $addressPath) use (&$macs): void {
if (is_readable($addressPath)) {
$macs[] = file_get_contents($addressPath);
}
});
$macs = array_map('trim', $macs);
// Remove invalid entries.
$macs = array_filter($macs, function (string $address) {
return $address !== '00:00:00:00:00:00'
&& preg_match(self::SYSFS_PATTERN, $address);
});
$mac = reset($macs);
}
return (string) $mac;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* A node provider retrieves or generates a node ID
*/
interface NodeProviderInterface
{
/**
* Returns a node ID
*
* @return Hexadecimal The node ID as a hexadecimal string
*/
public function getNode(): Hexadecimal;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Time;
use Ramsey\Uuid\Provider\TimeProviderInterface;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\Time;
/**
* FixedTimeProvider uses an known time to provide the time
*
* This provider allows the use of a previously-generated, or known, time
* when generating time-based UUIDs.
*/
class FixedTimeProvider implements TimeProviderInterface
{
/**
* @var Time
*/
private $fixedTime;
public function __construct(Time $time)
{
$this->fixedTime = $time;
}
/**
* Sets the `usec` component of the time
*
* @param int|string|IntegerObject $value The `usec` value to set
*/
public function setUsec($value): void
{
$this->fixedTime = new Time($this->fixedTime->getSeconds(), $value);
}
/**
* Sets the `sec` component of the time
*
* @param int|string|IntegerObject $value The `sec` value to set
*/
public function setSec($value): void
{
$this->fixedTime = new Time($value, $this->fixedTime->getMicroseconds());
}
public function getTime(): Time
{
return $this->fixedTime;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider\Time;
use Ramsey\Uuid\Provider\TimeProviderInterface;
use Ramsey\Uuid\Type\Time;
use function gettimeofday;
/**
* SystemTimeProvider retrieves the current time using built-in PHP functions
*/
class SystemTimeProvider implements TimeProviderInterface
{
public function getTime(): Time
{
$time = gettimeofday();
return new Time($time['sec'], $time['usec']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Provider;
use Ramsey\Uuid\Type\Time;
/**
* A time provider retrieves the current time
*/
interface TimeProviderInterface
{
/**
* Returns a time object
*/
public function getTime(): Time;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Fields\SerializableFieldsTrait;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Uuid;
use function bin2hex;
use function dechex;
use function hexdec;
use function sprintf;
use function str_pad;
use function strlen;
use function substr;
use function unpack;
use const STR_PAD_LEFT;
/**
* RFC 4122 variant UUIDs are comprised of a set of named fields
*
* Internally, this class represents the fields together as a 16-byte binary
* string.
*
* @psalm-immutable
*/
final class Fields implements FieldsInterface
{
use NilTrait;
use SerializableFieldsTrait;
use VariantTrait;
use VersionTrait;
/**
* @var string
*/
private $bytes;
/**
* @param string $bytes A 16-byte binary string representation of a UUID
*
* @throws InvalidArgumentException if the byte string is not exactly 16 bytes
* @throws InvalidArgumentException if the byte string does not represent an RFC 4122 UUID
* @throws InvalidArgumentException if the byte string does not contain a valid version
*/
public function __construct(string $bytes)
{
if (strlen($bytes) !== 16) {
throw new InvalidArgumentException(
'The byte string must be 16 bytes long; '
. 'received ' . strlen($bytes) . ' bytes'
);
}
$this->bytes = $bytes;
if (!$this->isCorrectVariant()) {
throw new InvalidArgumentException(
'The byte string received does not conform to the RFC 4122 variant'
);
}
if (!$this->isCorrectVersion()) {
throw new InvalidArgumentException(
'The byte string received does not contain a valid RFC 4122 version'
);
}
}
public function getBytes(): string
{
return $this->bytes;
}
public function getClockSeq(): Hexadecimal
{
$clockSeq = hexdec(bin2hex(substr($this->bytes, 8, 2))) & 0x3fff;
return new Hexadecimal(str_pad(dechex($clockSeq), 4, '0', STR_PAD_LEFT));
}
public function getClockSeqHiAndReserved(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 8, 1)));
}
public function getClockSeqLow(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 9, 1)));
}
public function getNode(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 10)));
}
public function getTimeHiAndVersion(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 6, 2)));
}
public function getTimeLow(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 0, 4)));
}
public function getTimeMid(): Hexadecimal
{
return new Hexadecimal(bin2hex(substr($this->bytes, 4, 2)));
}
/**
* Returns the full 60-bit timestamp, without the version
*
* For version 2 UUIDs, the time_low field is the local identifier and
* should not be returned as part of the time. For this reason, we set the
* bottom 32 bits of the timestamp to 0's. As a result, there is some loss
* of fidelity of the timestamp, for version 2 UUIDs. The timestamp can be
* off by a range of 0 to 429.4967295 seconds (or 7 minutes, 9 seconds, and
* 496730 microseconds).
*
* For version 6 UUIDs, the timestamp order is reversed from the typical RFC
* 4122 order (the time bits are in the correct bit order, so that it is
* monotonically increasing). In returning the timestamp value, we put the
* bits in the order: time_low + time_mid + time_hi.
*/
public function getTimestamp(): Hexadecimal
{
switch ($this->getVersion()) {
case Uuid::UUID_TYPE_DCE_SECURITY:
$timestamp = sprintf(
'%03x%04s%08s',
hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
$this->getTimeMid()->toString(),
''
);
break;
case Uuid::UUID_TYPE_PEABODY:
$timestamp = sprintf(
'%08s%04s%03x',
$this->getTimeLow()->toString(),
$this->getTimeMid()->toString(),
hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff
);
break;
default:
$timestamp = sprintf(
'%03x%04s%08s',
hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
$this->getTimeMid()->toString(),
$this->getTimeLow()->toString()
);
}
return new Hexadecimal($timestamp);
}
public function getVersion(): ?int
{
if ($this->isNil()) {
return null;
}
/** @var array $parts */
$parts = unpack('n*', $this->bytes);
return (int) $parts[4] >> 12;
}
private function isCorrectVariant(): bool
{
if ($this->isNil()) {
return true;
}
return $this->getVariant() === Uuid::RFC_4122;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Fields\FieldsInterface as BaseFieldsInterface;
use Ramsey\Uuid\Type\Hexadecimal;
/**
* RFC 4122 defines fields for a specific variant of UUID
*
* The fields of an RFC 4122 variant UUID are:
*
* * **time_low**: The low field of the timestamp, an unsigned 32-bit integer
* * **time_mid**: The middle field of the timestamp, an unsigned 16-bit integer
* * **time_hi_and_version**: The high field of the timestamp multiplexed with
* the version number, an unsigned 16-bit integer
* * **clock_seq_hi_and_reserved**: The high field of the clock sequence
* multiplexed with the variant, an unsigned 8-bit integer
* * **clock_seq_low**: The low field of the clock sequence, an unsigned
* 8-bit integer
* * **node**: The spatially unique node identifier, an unsigned 48-bit
* integer
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1 RFC 4122, § 4.1: Format
*
* @psalm-immutable
*/
interface FieldsInterface extends BaseFieldsInterface
{
/**
* Returns the full 16-bit clock sequence, with the variant bits (two most
* significant bits) masked out
*/
public function getClockSeq(): Hexadecimal;
/**
* Returns the high field of the clock sequence multiplexed with the variant
*/
public function getClockSeqHiAndReserved(): Hexadecimal;
/**
* Returns the low field of the clock sequence
*/
public function getClockSeqLow(): Hexadecimal;
/**
* Returns the node field
*/
public function getNode(): Hexadecimal;
/**
* Returns the high field of the timestamp multiplexed with the version
*/
public function getTimeHiAndVersion(): Hexadecimal;
/**
* Returns the low field of the timestamp
*/
public function getTimeLow(): Hexadecimal;
/**
* Returns the middle field of the timestamp
*/
public function getTimeMid(): Hexadecimal;
/**
* Returns the full 60-bit timestamp, without the version
*/
public function getTimestamp(): Hexadecimal;
/**
* Returns the variant
*
* The variant number describes the layout of the UUID. The variant
* number has the following meaning:
*
* - 0 - Reserved for NCS backward compatibility
* - 2 - The RFC 4122 variant
* - 6 - Reserved, Microsoft Corporation backward compatibility
* - 7 - Reserved for future definition
*
* For RFC 4122 variant UUIDs, this value should always be the integer `2`.
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*/
public function getVariant(): int;
/**
* Returns the version
*
* The version number describes how the UUID was generated and has the
* following meaning:
*
* 1. Time-based UUID
* 2. DCE security UUID
* 3. Name-based UUID hashed with MD5
* 4. Randomly generated UUID
* 5. Name-based UUID hashed with SHA-1
*
* This returns `null` if the UUID is not an RFC 4122 variant, since version
* is only meaningful for this variant.
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public function getVersion(): ?int;
/**
* Returns true if these fields represent a nil UUID
*
* The nil UUID is special form of UUID that is specified to have all 128
* bits set to zero.
*/
public function isNil(): bool;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
/**
* Provides common functionality for nil UUIDs
*
* The nil UUID is special form of UUID that is specified to have all 128 bits
* set to zero.
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.7 RFC 4122, § 4.1.7: Nil UUID
*
* @psalm-immutable
*/
trait NilTrait
{
/**
* Returns the bytes that comprise the fields
*/
abstract public function getBytes(): string;
/**
* Returns true if the byte string represents a nil UUID
*/
public function isNil(): bool
{
return $this->getBytes() === "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Uuid;
/**
* The nil UUID is special form of UUID that is specified to have all 128 bits
* set to zero
*
* @psalm-immutable
*/
final class NilUuid extends Uuid implements UuidInterface
{
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\UnableToBuildUuidException;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Nonstandard\UuidV6;
use Ramsey\Uuid\Rfc4122\UuidInterface as Rfc4122UuidInterface;
use Ramsey\Uuid\UuidInterface;
use Throwable;
/**
* UuidBuilder builds instances of RFC 4122 UUIDs
*
* @psalm-immutable
*/
class UuidBuilder implements UuidBuilderInterface
{
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* Constructs the DefaultUuidBuilder
*
* @param NumberConverterInterface $numberConverter The number converter to
* use when constructing the Uuid
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to Unix timestamps
*/
public function __construct(
NumberConverterInterface $numberConverter,
TimeConverterInterface $timeConverter
) {
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter;
}
/**
* Builds and returns a Uuid
*
* @param CodecInterface $codec The codec to use for building this Uuid instance
* @param string $bytes The byte string from which to construct a UUID
*
* @return Rfc4122UuidInterface UuidBuilder returns instances of Rfc4122UuidInterface
*
* @psalm-pure
*/
public function build(CodecInterface $codec, string $bytes): UuidInterface
{
try {
$fields = $this->buildFields($bytes);
if ($fields->isNil()) {
return new NilUuid($fields, $this->numberConverter, $codec, $this->timeConverter);
}
switch ($fields->getVersion()) {
case 1:
return new UuidV1($fields, $this->numberConverter, $codec, $this->timeConverter);
case 2:
return new UuidV2($fields, $this->numberConverter, $codec, $this->timeConverter);
case 3:
return new UuidV3($fields, $this->numberConverter, $codec, $this->timeConverter);
case 4:
return new UuidV4($fields, $this->numberConverter, $codec, $this->timeConverter);
case 5:
return new UuidV5($fields, $this->numberConverter, $codec, $this->timeConverter);
case 6:
return new UuidV6($fields, $this->numberConverter, $codec, $this->timeConverter);
}
throw new UnsupportedOperationException(
'The UUID version in the given fields is not supported '
. 'by this UUID builder'
);
} catch (Throwable $e) {
throw new UnableToBuildUuidException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Proxy method to allow injecting a mock, for testing
*/
protected function buildFields(string $bytes): FieldsInterface
{
return new Fields($bytes);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\UuidInterface as BaseUuidInterface;
/**
* Also known as a Leach-Salz variant UUID, an RFC 4122 variant UUID is a
* universally unique identifier defined by RFC 4122
*
* @link https://tools.ietf.org/html/rfc4122 RFC 4122
*
* @psalm-immutable
*/
interface UuidInterface extends BaseUuidInterface
{
/**
* Returns the string standard representation of the UUID as a URN
*
* @link http://en.wikipedia.org/wiki/Uniform_Resource_Name Uniform Resource Name
* @link https://tools.ietf.org/html/rfc4122#section-3 RFC 4122, § 3: Namespace Registration Template
*/
public function getUrn(): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use DateTimeImmutable;
use DateTimeInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\DateTimeException;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Uuid;
use Throwable;
use function str_pad;
use const STR_PAD_LEFT;
/**
* Time-based, or version 1, UUIDs include timestamp, clock sequence, and node
* values that are combined into a 128-bit unsigned integer
*
* @psalm-immutable
*/
final class UuidV1 extends Uuid implements UuidInterface
{
/**
* Creates a version 1 (time-based) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_TIME) {
throw new InvalidArgumentException(
'Fields used to create a UuidV1 must represent a '
. 'version 1 (time-based) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
/**
* Returns a DateTimeInterface object representing the timestamp associated
* with the UUID
*
* The timestamp value is only meaningful in a time-based UUID, which
* has version type 1.
*
* @return DateTimeImmutable A PHP DateTimeImmutable instance representing
* the timestamp of a version 1 UUID
*/
public function getDateTime(): DateTimeInterface
{
$time = $this->timeConverter->convertTime($this->fields->getTimestamp());
try {
return new DateTimeImmutable(
'@'
. $time->getSeconds()->toString()
. '.'
. str_pad($time->getMicroseconds()->toString(), 6, '0', STR_PAD_LEFT)
);
} catch (Throwable $e) {
throw new DateTimeException($e->getMessage(), (int) $e->getCode(), $e);
}
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use DateTimeImmutable;
use DateTimeInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\DateTimeException;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Uuid;
use Throwable;
use function hexdec;
use function str_pad;
use const STR_PAD_LEFT;
/**
* DCE Security version, or version 2, UUIDs include local domain identifier,
* local ID for the specified domain, and node values that are combined into a
* 128-bit unsigned integer
*
* @link https://publications.opengroup.org/c311 DCE 1.1: Authentication and Security Services
* @link https://publications.opengroup.org/c706 DCE 1.1: Remote Procedure Call
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap5.htm#tagcjh_08_02_01_01 DCE 1.1: Auth & Sec, §5.2.1.1
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap11.htm#tagcjh_14_05_01_01 DCE 1.1: Auth & Sec, §11.5.1.1
* @link https://pubs.opengroup.org/onlinepubs/9629399/apdxa.htm DCE 1.1: RPC, Appendix A
* @link https://github.com/google/uuid Go package for UUIDs (includes DCE implementation)
*
* @psalm-immutable
*/
final class UuidV2 extends Uuid implements UuidInterface
{
/**
* Creates a version 2 (DCE Security) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_DCE_SECURITY) {
throw new InvalidArgumentException(
'Fields used to create a UuidV2 must represent a '
. 'version 2 (DCE Security) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
/**
* Returns a DateTimeInterface object representing the timestamp associated
* with the UUID
*
* It is important to note that a version 2 UUID suffers from some loss of
* fidelity of the timestamp, due to replacing the time_low field with the
* local identifier. When constructing the timestamp value for date
* purposes, we replace the local identifier bits with zeros. As a result,
* the timestamp can be off by a range of 0 to 429.4967295 seconds (or 7
* minutes, 9 seconds, and 496730 microseconds).
*
* Astute observers might note this value directly corresponds to 2^32 - 1,
* or 0xffffffff. The local identifier is 32-bits, and we have set each of
* these bits to 0, so the maximum range of timestamp drift is 0x00000000
* to 0xffffffff (counted in 100-nanosecond intervals).
*
* @return DateTimeImmutable A PHP DateTimeImmutable instance representing
* the timestamp of a version 2 UUID
*/
public function getDateTime(): DateTimeInterface
{
$time = $this->timeConverter->convertTime($this->fields->getTimestamp());
try {
return new DateTimeImmutable(
'@'
. $time->getSeconds()->toString()
. '.'
. str_pad($time->getMicroseconds()->toString(), 6, '0', STR_PAD_LEFT)
);
} catch (Throwable $e) {
throw new DateTimeException($e->getMessage(), (int) $e->getCode(), $e);
}
}
/**
* Returns the local domain used to create this version 2 UUID
*/
public function getLocalDomain(): int
{
/** @var Rfc4122FieldsInterface $fields */
$fields = $this->getFields();
return (int) hexdec($fields->getClockSeqLow()->toString());
}
/**
* Returns the string name of the local domain
*/
public function getLocalDomainName(): string
{
return Uuid::DCE_DOMAIN_NAMES[$this->getLocalDomain()];
}
/**
* Returns the local identifier for the domain used to create this version 2 UUID
*/
public function getLocalIdentifier(): IntegerObject
{
/** @var Rfc4122FieldsInterface $fields */
$fields = $this->getFields();
return new IntegerObject(
$this->numberConverter->fromHex($fields->getTimeLow()->toString())
);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Uuid;
/**
* Version 3 UUIDs are named-based, using combination of a namespace and name
* that are hashed into a 128-bit unsigned integer using MD5
*
* @psalm-immutable
*/
final class UuidV3 extends Uuid implements UuidInterface
{
/**
* Creates a version 3 (name-based, MD5-hashed) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_HASH_MD5) {
throw new InvalidArgumentException(
'Fields used to create a UuidV3 must represent a '
. 'version 3 (name-based, MD5-hashed) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Uuid;
/**
* Random, or version 4, UUIDs are randomly or pseudo-randomly generated 128-bit
* integers
*
* @psalm-immutable
*/
final class UuidV4 extends Uuid implements UuidInterface
{
/**
* Creates a version 4 (random) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_RANDOM) {
throw new InvalidArgumentException(
'Fields used to create a UuidV4 must represent a '
. 'version 4 (random) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Uuid;
/**
* Version 5 UUIDs are named-based, using combination of a namespace and name
* that are hashed into a 128-bit unsigned integer using SHA1
*
* @psalm-immutable
*/
final class UuidV5 extends Uuid implements UuidInterface
{
/**
* Creates a version 5 (name-based, SHA1-hashed) UUID
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
if ($fields->getVersion() !== Uuid::UUID_TYPE_HASH_SHA1) {
throw new InvalidArgumentException(
'Fields used to create a UuidV5 must represent a '
. 'version 5 (named-based, SHA1-hashed) UUID'
);
}
parent::__construct($fields, $numberConverter, $codec, $timeConverter);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Uuid;
use Ramsey\Uuid\Validator\ValidatorInterface;
use function preg_match;
use function str_replace;
/**
* Rfc4122\Validator validates strings as UUIDs of the RFC 4122 variant
*
* @psalm-immutable
*/
final class Validator implements ValidatorInterface
{
private const VALID_PATTERN = '\A[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-'
. '[1-5]{1}[0-9A-Fa-f]{3}-[ABab89]{1}[0-9A-Fa-f]{3}-[0-9A-Fa-f]{12}\z';
/**
* @psalm-return non-empty-string
* @psalm-suppress MoreSpecificReturnType we know that the retrieved `string` is never empty
* @psalm-suppress LessSpecificReturnStatement we know that the retrieved `string` is never empty
*/
public function getPattern(): string
{
return self::VALID_PATTERN;
}
public function validate(string $uuid): bool
{
$uuid = str_replace(['urn:', 'uuid:', 'URN:', 'UUID:', '{', '}'], '', $uuid);
return $uuid === Uuid::NIL || preg_match('/' . self::VALID_PATTERN . '/Dms', $uuid);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
use Ramsey\Uuid\Exception\InvalidBytesException;
use Ramsey\Uuid\Uuid;
use function decbin;
use function str_pad;
use function strlen;
use function strpos;
use function substr;
use function unpack;
use const STR_PAD_LEFT;
/**
* Provides common functionality for handling the variant, as defined by RFC 4122
*
* @psalm-immutable
*/
trait VariantTrait
{
/**
* Returns the bytes that comprise the fields
*/
abstract public function getBytes(): string;
/**
* Returns the variant identifier, according to RFC 4122, for the given bytes
*
* The following values may be returned:
*
* - `0` -- Reserved, NCS backward compatibility.
* - `2` -- The variant specified in RFC 4122.
* - `6` -- Reserved, Microsoft Corporation backward compatibility.
* - `7` -- Reserved for future definition.
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*
* @return int The variant identifier, according to RFC 4122
*/
public function getVariant(): int
{
if (strlen($this->getBytes()) !== 16) {
throw new InvalidBytesException('Invalid number of bytes');
}
/** @var array $parts */
$parts = unpack('n*', $this->getBytes());
// $parts[5] is a 16-bit, unsigned integer containing the variant bits
// of the UUID. We convert this integer into a string containing a
// binary representation, padded to 16 characters. We analyze the first
// three characters (three most-significant bits) to determine the
// variant.
$binary = str_pad(
decbin((int) $parts[5]),
16,
'0',
STR_PAD_LEFT
);
$msb = substr($binary, 0, 3);
if ($msb === '111') {
$variant = Uuid::RESERVED_FUTURE;
} elseif ($msb === '110') {
$variant = Uuid::RESERVED_MICROSOFT;
} elseif (strpos($msb, '10') === 0) {
$variant = Uuid::RFC_4122;
} else {
$variant = Uuid::RESERVED_NCS;
}
return $variant;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Rfc4122;
/**
* Provides common functionality for handling the version, as defined by RFC 4122
*
* @psalm-immutable
*/
trait VersionTrait
{
/**
* Returns the version
*/
abstract public function getVersion(): ?int;
/**
* Returns true if these fields represent a nil UUID
*/
abstract public function isNil(): bool;
/**
* Returns true if the version matches one of those defined by RFC 4122
*
* @return bool True if the UUID version is valid, false otherwise
*/
private function isCorrectVersion(): bool
{
if ($this->isNil()) {
return true;
}
switch ($this->getVersion()) {
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
return true;
}
return false;
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use ValueError;
use function is_numeric;
use function sprintf;
/**
* A value object representing a decimal
*
* This class exists for type-safety purposes, to ensure that decimals
* returned from ramsey/uuid methods as strings are truly decimals and not some
* other kind of string.
*
* To support values as true decimals and not as floats or doubles, we store the
* decimals as strings.
*
* @psalm-immutable
*/
final class Decimal implements NumberInterface
{
/**
* @var string
*/
private $value;
/**
* @var bool
*/
private $isNegative = false;
/**
* @param mixed $value The decimal value to store
*/
public function __construct($value)
{
$value = (string) $value;
if (!is_numeric($value)) {
throw new InvalidArgumentException(
'Value must be a signed decimal or a string containing only '
. 'digits 0-9 and, optionally, a decimal point or sign (+ or -)'
);
}
// Remove the leading +-symbol.
if (strpos($value, '+') === 0) {
$value = substr($value, 1);
}
// For cases like `-0` or `-0.0000`, convert the value to `0`.
if (abs((float) $value) === 0.0) {
$value = '0';
}
if (strpos($value, '-') === 0) {
$this->isNegative = true;
}
$this->value = $value;
}
public function isNegative(): bool
{
return $this->isNegative;
}
public function toString(): string
{
return $this->value;
}
public function __toString(): string
{
return $this->toString();
}
public function jsonSerialize(): string
{
return $this->toString();
}
public function serialize(): string
{
return $this->toString();
}
/**
* @return array{string: string}
*/
public function __serialize(): array
{
return ['string' => $this->toString()];
}
/**
* Constructs the object from a serialized string representation
*
* @param string $serialized The serialized string representation of the object
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress UnusedMethodCall
*/
public function unserialize($serialized): void
{
$this->__construct($serialized);
}
/**
* @param array{string: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['string'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['string']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use ValueError;
use function ctype_xdigit;
use function sprintf;
use function strpos;
use function strtolower;
use function substr;
/**
* A value object representing a hexadecimal number
*
* This class exists for type-safety purposes, to ensure that hexadecimal numbers
* returned from ramsey/uuid methods as strings are truly hexadecimal and not some
* other kind of string.
*
* @psalm-immutable
*/
final class Hexadecimal implements TypeInterface
{
/**
* @var string
*/
private $value;
/**
* @param string $value The hexadecimal value to store
*/
public function __construct(string $value)
{
$value = strtolower($value);
if (strpos($value, '0x') === 0) {
$value = substr($value, 2);
}
if (!ctype_xdigit($value)) {
throw new InvalidArgumentException(
'Value must be a hexadecimal number'
);
}
$this->value = $value;
}
public function toString(): string
{
return $this->value;
}
public function __toString(): string
{
return $this->toString();
}
public function jsonSerialize(): string
{
return $this->toString();
}
public function serialize(): string
{
return $this->toString();
}
/**
* @return array{string: string}
*/
public function __serialize(): array
{
return ['string' => $this->toString()];
}
/**
* Constructs the object from a serialized string representation
*
* @param string $serialized The serialized string representation of the object
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress UnusedMethodCall
*/
public function unserialize($serialized): void
{
$this->__construct($serialized);
}
/**
* @param array{string: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['string'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['string']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use ValueError;
use function ctype_digit;
use function ltrim;
use function sprintf;
use function strpos;
use function substr;
/**
* A value object representing an integer
*
* This class exists for type-safety purposes, to ensure that integers
* returned from ramsey/uuid methods as strings are truly integers and not some
* other kind of string.
*
* To support large integers beyond PHP_INT_MAX and PHP_INT_MIN on both 64-bit
* and 32-bit systems, we store the integers as strings.
*
* @psalm-immutable
*/
final class Integer implements NumberInterface
{
/**
* @psalm-var numeric-string
*/
private $value;
/**
* @var bool
*/
private $isNegative = false;
/**
* @param mixed $value The integer value to store
*/
public function __construct($value)
{
$value = (string) $value;
$sign = '+';
// If the value contains a sign, remove it for ctype_digit() check.
if (strpos($value, '-') === 0 || strpos($value, '+') === 0) {
$sign = substr($value, 0, 1);
$value = substr($value, 1);
}
if (!ctype_digit($value)) {
throw new InvalidArgumentException(
'Value must be a signed integer or a string containing only '
. 'digits 0-9 and, optionally, a sign (+ or -)'
);
}
// Trim any leading zeros.
$value = ltrim($value, '0');
// Set to zero if the string is empty after trimming zeros.
if ($value === '') {
$value = '0';
}
// Add the negative sign back to the value.
if ($sign === '-' && $value !== '0') {
$value = $sign . $value;
$this->isNegative = true;
}
/** @psalm-var numeric-string $numericValue */
$numericValue = $value;
$this->value = $numericValue;
}
public function isNegative(): bool
{
return $this->isNegative;
}
/**
* @psalm-return numeric-string
*/
public function toString(): string
{
return $this->value;
}
public function __toString(): string
{
return $this->toString();
}
public function jsonSerialize(): string
{
return $this->toString();
}
public function serialize(): string
{
return $this->toString();
}
/**
* @return array{string: string}
*/
public function __serialize(): array
{
return ['string' => $this->toString()];
}
/**
* Constructs the object from a serialized string representation
*
* @param string $serialized The serialized string representation of the object
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress UnusedMethodCall
*/
public function unserialize($serialized): void
{
$this->__construct($serialized);
}
/**
* @param array{string: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['string'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['string']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
/**
* NumberInterface ensures consistency in numeric values returned by ramsey/uuid
*
* @psalm-immutable
*/
interface NumberInterface extends TypeInterface
{
/**
* Returns true if this number is less than zero
*/
public function isNegative(): bool;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
use Ramsey\Uuid\Exception\UnsupportedOperationException;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use ValueError;
use stdClass;
use function json_decode;
use function json_encode;
use function sprintf;
/**
* A value object representing a timestamp
*
* This class exists for type-safety purposes, to ensure that timestamps used
* by ramsey/uuid are truly timestamp integers and not some other kind of string
* or integer.
*
* @psalm-immutable
*/
final class Time implements TypeInterface
{
/**
* @var IntegerObject
*/
private $seconds;
/**
* @var IntegerObject
*/
private $microseconds;
/**
* @param mixed $seconds
* @param mixed $microseconds
*/
public function __construct($seconds, $microseconds = 0)
{
$this->seconds = new IntegerObject($seconds);
$this->microseconds = new IntegerObject($microseconds);
}
public function getSeconds(): IntegerObject
{
return $this->seconds;
}
public function getMicroseconds(): IntegerObject
{
return $this->microseconds;
}
public function toString(): string
{
return $this->seconds->toString() . '.' . $this->microseconds->toString();
}
public function __toString(): string
{
return $this->toString();
}
/**
* @return string[]
*/
public function jsonSerialize(): array
{
return [
'seconds' => $this->getSeconds()->toString(),
'microseconds' => $this->getMicroseconds()->toString(),
];
}
public function serialize(): string
{
return (string) json_encode($this);
}
/**
* @return array{seconds: string, microseconds: string}
*/
public function __serialize(): array
{
return [
'seconds' => $this->getSeconds()->toString(),
'microseconds' => $this->getMicroseconds()->toString(),
];
}
/**
* Constructs the object from a serialized string representation
*
* @param string $serialized The serialized string representation of the object
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
* @psalm-suppress UnusedMethodCall
*/
public function unserialize($serialized): void
{
/** @var stdClass $time */
$time = json_decode($serialized);
if (!isset($time->seconds) || !isset($time->microseconds)) {
throw new UnsupportedOperationException(
'Attempted to unserialize an invalid value'
);
}
$this->__construct($time->seconds, $time->microseconds);
}
/**
* @param array{seconds: string, microseconds: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['seconds']) || !isset($data['microseconds'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->__construct($data['seconds'], $data['microseconds']);
}
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid\Type;
use JsonSerializable;
use Serializable;
/**
* TypeInterface ensures consistency in typed values returned by ramsey/uuid
*
* @psalm-immutable
*/
interface TypeInterface extends JsonSerializable, Serializable
{
public function toString(): string;
public function __toString(): string;
}

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<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use DateTimeInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Fields\FieldsInterface;
use Ramsey\Uuid\Lazy\LazyUuidFromString;
use Ramsey\Uuid\Rfc4122\FieldsInterface as Rfc4122FieldsInterface;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use ValueError;
use function assert;
use function bin2hex;
use function preg_match;
use function sprintf;
use function str_replace;
use function strcmp;
use function strlen;
use function strtolower;
use function substr;
/**
* Uuid provides constants and static methods for working with and generating UUIDs
*
* @psalm-immutable
*/
class Uuid implements UuidInterface
{
use DeprecatedUuidMethodsTrait;
/**
* When this namespace is specified, the name string is a fully-qualified
* domain name
*
* @link http://tools.ietf.org/html/rfc4122#appendix-C RFC 4122, Appendix C: Some Name Space IDs
*/
public const NAMESPACE_DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
/**
* When this namespace is specified, the name string is a URL
*
* @link http://tools.ietf.org/html/rfc4122#appendix-C RFC 4122, Appendix C: Some Name Space IDs
*/
public const NAMESPACE_URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
/**
* When this namespace is specified, the name string is an ISO OID
*
* @link http://tools.ietf.org/html/rfc4122#appendix-C RFC 4122, Appendix C: Some Name Space IDs
*/
public const NAMESPACE_OID = '6ba7b812-9dad-11d1-80b4-00c04fd430c8';
/**
* When this namespace is specified, the name string is an X.500 DN in DER
* or a text output format
*
* @link http://tools.ietf.org/html/rfc4122#appendix-C RFC 4122, Appendix C: Some Name Space IDs
*/
public const NAMESPACE_X500 = '6ba7b814-9dad-11d1-80b4-00c04fd430c8';
/**
* The nil UUID is a special form of UUID that is specified to have all 128
* bits set to zero
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.7 RFC 4122, § 4.1.7: Nil UUID
*/
public const NIL = '00000000-0000-0000-0000-000000000000';
/**
* Variant: reserved, NCS backward compatibility
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*/
public const RESERVED_NCS = 0;
/**
* Variant: the UUID layout specified in RFC 4122
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*/
public const RFC_4122 = 2;
/**
* Variant: reserved, Microsoft Corporation backward compatibility
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*/
public const RESERVED_MICROSOFT = 6;
/**
* Variant: reserved for future definition
*
* @link http://tools.ietf.org/html/rfc4122#section-4.1.1 RFC 4122, § 4.1.1: Variant
*/
public const RESERVED_FUTURE = 7;
/**
* @deprecated Use {@see ValidatorInterface::getPattern()} instead.
*/
public const VALID_PATTERN = '^[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}$';
/**
* Version 1 (time-based) UUID
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public const UUID_TYPE_TIME = 1;
/**
* Version 2 (DCE Security) UUID
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public const UUID_TYPE_DCE_SECURITY = 2;
/**
* @deprecated Use {@see Uuid::UUID_TYPE_DCE_SECURITY} instead.
*/
public const UUID_TYPE_IDENTIFIER = 2;
/**
* Version 3 (name-based and hashed with MD5) UUID
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public const UUID_TYPE_HASH_MD5 = 3;
/**
* Version 4 (random) UUID
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public const UUID_TYPE_RANDOM = 4;
/**
* Version 5 (name-based and hashed with SHA1) UUID
*
* @link https://tools.ietf.org/html/rfc4122#section-4.1.3 RFC 4122, § 4.1.3: Version
*/
public const UUID_TYPE_HASH_SHA1 = 5;
/**
* Version 6 (ordered-time) UUID
*
* This is named `UUID_TYPE_PEABODY`, since the specification is still in
* draft form, and the primary author/editor's name is Brad Peabody.
*
* @link https://github.com/uuid6/uuid6-ietf-draft UUID version 6 IETF draft
* @link http://gh.peabody.io/uuidv6/ "Version 6" UUIDs
*/
public const UUID_TYPE_PEABODY = 6;
/**
* DCE Security principal domain
*
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap11.htm#tagcjh_14_05_01_01 DCE 1.1, §11.5.1.1
*/
public const DCE_DOMAIN_PERSON = 0;
/**
* DCE Security group domain
*
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap11.htm#tagcjh_14_05_01_01 DCE 1.1, §11.5.1.1
*/
public const DCE_DOMAIN_GROUP = 1;
/**
* DCE Security organization domain
*
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap11.htm#tagcjh_14_05_01_01 DCE 1.1, §11.5.1.1
*/
public const DCE_DOMAIN_ORG = 2;
/**
* DCE Security domain string names
*
* @link https://pubs.opengroup.org/onlinepubs/9696989899/chap11.htm#tagcjh_14_05_01_01 DCE 1.1, §11.5.1.1
*/
public const DCE_DOMAIN_NAMES = [
self::DCE_DOMAIN_PERSON => 'person',
self::DCE_DOMAIN_GROUP => 'group',
self::DCE_DOMAIN_ORG => 'org',
];
/**
* @var UuidFactoryInterface|null
*/
private static $factory = null;
/**
* @var bool flag to detect if the UUID factory was replaced internally, which disables all optimizations
* for the default/happy path internal scenarios
*/
private static $factoryReplaced = false;
/**
* @var CodecInterface
*/
protected $codec;
/**
* The fields that make up this UUID
*
* @var Rfc4122FieldsInterface
*/
protected $fields;
/**
* @var NumberConverterInterface
*/
protected $numberConverter;
/**
* @var TimeConverterInterface
*/
protected $timeConverter;
/**
* Creates a universally unique identifier (UUID) from an array of fields
*
* Unless you're making advanced use of this library to generate identifiers
* that deviate from RFC 4122, you probably do not want to instantiate a
* UUID directly. Use the static methods, instead:
*
* ```
* use Ramsey\Uuid\Uuid;
*
* $timeBasedUuid = Uuid::uuid1();
* $namespaceMd5Uuid = Uuid::uuid3(Uuid::NAMESPACE_URL, 'http://php.net/');
* $randomUuid = Uuid::uuid4();
* $namespaceSha1Uuid = Uuid::uuid5(Uuid::NAMESPACE_URL, 'http://php.net/');
* ```
*
* @param Rfc4122FieldsInterface $fields The fields from which to construct a UUID
* @param NumberConverterInterface $numberConverter The number converter to use
* for converting hex values to/from integers
* @param CodecInterface $codec The codec to use when encoding or decoding
* UUID strings
* @param TimeConverterInterface $timeConverter The time converter to use
* for converting timestamps extracted from a UUID to unix timestamps
*/
public function __construct(
Rfc4122FieldsInterface $fields,
NumberConverterInterface $numberConverter,
CodecInterface $codec,
TimeConverterInterface $timeConverter
) {
$this->fields = $fields;
$this->codec = $codec;
$this->numberConverter = $numberConverter;
$this->timeConverter = $timeConverter;
}
/**
* @psalm-return non-empty-string
*/
public function __toString(): string
{
return $this->toString();
}
/**
* Converts the UUID to a string for JSON serialization
*/
public function jsonSerialize(): string
{
return $this->toString();
}
/**
* Converts the UUID to a string for PHP serialization
*/
public function serialize(): string
{
return $this->getFields()->getBytes();
}
/**
* @return array{bytes: string}
*/
public function __serialize(): array
{
return ['bytes' => $this->serialize()];
}
/**
* Re-constructs the object from its serialized form
*
* @param string $serialized The serialized PHP string to unserialize into
* a UuidInterface instance
*
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
*/
public function unserialize($serialized): void
{
if (strlen($serialized) === 16) {
/** @var Uuid $uuid */
$uuid = self::getFactory()->fromBytes($serialized);
} else {
/** @var Uuid $uuid */
$uuid = self::getFactory()->fromString($serialized);
}
$this->codec = $uuid->codec;
$this->numberConverter = $uuid->numberConverter;
$this->fields = $uuid->fields;
$this->timeConverter = $uuid->timeConverter;
}
/**
* @param array{bytes: string} $data
*/
public function __unserialize(array $data): void
{
// @codeCoverageIgnoreStart
if (!isset($data['bytes'])) {
throw new ValueError(sprintf('%s(): Argument #1 ($data) is invalid', __METHOD__));
}
// @codeCoverageIgnoreEnd
$this->unserialize($data['bytes']);
}
public function compareTo(UuidInterface $other): int
{
$compare = strcmp($this->toString(), $other->toString());
if ($compare < 0) {
return -1;
}
if ($compare > 0) {
return 1;
}
return 0;
}
public function equals(?object $other): bool
{
if (!$other instanceof UuidInterface) {
return false;
}
return $this->compareTo($other) === 0;
}
/**
* @psalm-return non-empty-string
*/
public function getBytes(): string
{
return $this->codec->encodeBinary($this);
}
public function getFields(): FieldsInterface
{
return $this->fields;
}
public function getHex(): Hexadecimal
{
return new Hexadecimal(str_replace('-', '', $this->toString()));
}
public function getInteger(): IntegerObject
{
return new IntegerObject($this->numberConverter->fromHex($this->getHex()->toString()));
}
/**
* @psalm-return non-empty-string
*/
public function toString(): string
{
return $this->codec->encode($this);
}
/**
* Returns the factory used to create UUIDs
*/
public static function getFactory(): UuidFactoryInterface
{
if (self::$factory === null) {
self::$factory = new UuidFactory();
}
return self::$factory;
}
/**
* Sets the factory used to create UUIDs
*
* @param UuidFactoryInterface $factory A factory that will be used by this
* class to create UUIDs
*/
public static function setFactory(UuidFactoryInterface $factory): void
{
// Note: non-strict equality is intentional here. If the factory is configured differently, every assumption
// around purity is broken, and we have to internally decide everything differently.
// phpcs:ignore SlevomatCodingStandard.Operators.DisallowEqualOperators.DisallowedNotEqualOperator
self::$factoryReplaced = ($factory != new UuidFactory());
self::$factory = $factory;
}
/**
* Creates a UUID from a byte string
*
* @param string $bytes A binary string
*
* @return UuidInterface A UuidInterface instance created from a binary
* string representation
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*
* @psalm-suppress ImpureStaticProperty we know that the factory being replaced can lead to massive
* havoc across all consumers: that should never happen, and
* is generally to be discouraged. Until the factory is kept
* un-replaced, this method is effectively pure.
*/
public static function fromBytes(string $bytes): UuidInterface
{
if (! self::$factoryReplaced && strlen($bytes) === 16) {
$base16Uuid = bin2hex($bytes);
// Note: we are calling `fromString` internally because we don't know if the given `$bytes` is a valid UUID
return self::fromString(
substr($base16Uuid, 0, 8)
. '-'
. substr($base16Uuid, 8, 4)
. '-'
. substr($base16Uuid, 12, 4)
. '-'
. substr($base16Uuid, 16, 4)
. '-'
. substr($base16Uuid, 20, 12)
);
}
return self::getFactory()->fromBytes($bytes);
}
/**
* Creates a UUID from the string standard representation
*
* @param string $uuid A hexadecimal string
*
* @return UuidInterface A UuidInterface instance created from a hexadecimal
* string representation
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*
* @psalm-suppress ImpureStaticProperty we know that the factory being replaced can lead to massive
* havoc across all consumers: that should never happen, and
* is generally to be discouraged. Until the factory is kept
* un-replaced, this method is effectively pure.
*/
public static function fromString(string $uuid): UuidInterface
{
if (! self::$factoryReplaced && preg_match(LazyUuidFromString::VALID_REGEX, $uuid) === 1) {
assert($uuid !== '');
return new LazyUuidFromString(strtolower($uuid));
}
return self::getFactory()->fromString($uuid);
}
/**
* Creates a UUID from a DateTimeInterface instance
*
* @param DateTimeInterface $dateTime The date and time
* @param Hexadecimal|null $node A 48-bit number representing the hardware
* address
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes
*
* @return UuidInterface A UuidInterface instance that represents a
* version 1 UUID created from a DateTimeInterface instance
*/
public static function fromDateTime(
DateTimeInterface $dateTime,
?Hexadecimal $node = null,
?int $clockSeq = null
): UuidInterface {
return self::getFactory()->fromDateTime($dateTime, $node, $clockSeq);
}
/**
* Creates a UUID from a 128-bit integer string
*
* @param string $integer String representation of 128-bit integer
*
* @return UuidInterface A UuidInterface instance created from the string
* representation of a 128-bit integer
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*/
public static function fromInteger(string $integer): UuidInterface
{
return self::getFactory()->fromInteger($integer);
}
/**
* Returns true if the provided string is a valid UUID
*
* @param string $uuid A string to validate as a UUID
*
* @return bool True if the string is a valid UUID, false otherwise
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*/
public static function isValid(string $uuid): bool
{
return self::getFactory()->getValidator()->validate($uuid);
}
/**
* Returns a version 1 (time-based) UUID from a host ID, sequence number,
* and the current time
*
* @param Hexadecimal|int|string|null $node A 48-bit number representing the
* hardware address; this number may be represented as an integer or a
* hexadecimal string
* @param int $clockSeq A 14-bit number used to help avoid duplicates that
* could arise when the clock is set backwards in time or if the node ID
* changes
*
* @return UuidInterface A UuidInterface instance that represents a
* version 1 UUID
*/
public static function uuid1($node = null, ?int $clockSeq = null): UuidInterface
{
return self::getFactory()->uuid1($node, $clockSeq);
}
/**
* Returns a version 2 (DCE Security) UUID from a local domain, local
* identifier, host ID, clock sequence, and the current time
*
* @param int $localDomain The local domain to use when generating bytes,
* according to DCE Security
* @param IntegerObject|null $localIdentifier The local identifier for the
* given domain; this may be a UID or GID on POSIX systems, if the local
* domain is person or group, or it may be a site-defined identifier
* if the local domain is org
* @param Hexadecimal|null $node A 48-bit number representing the hardware
* address
* @param int|null $clockSeq A 14-bit number used to help avoid duplicates
* that could arise when the clock is set backwards in time or if the
* node ID changes (in a version 2 UUID, the lower 8 bits of this number
* are replaced with the domain).
*
* @return UuidInterface A UuidInterface instance that represents a
* version 2 UUID
*/
public static function uuid2(
int $localDomain,
?IntegerObject $localIdentifier = null,
?Hexadecimal $node = null,
?int $clockSeq = null
): UuidInterface {
return self::getFactory()->uuid2($localDomain, $localIdentifier, $node, $clockSeq);
}
/**
* Returns a version 3 (name-based) UUID based on the MD5 hash of a
* namespace ID and a name
*
* @param string|UuidInterface $ns The namespace (must be a valid UUID)
* @param string $name The name to use for creating a UUID
*
* @return UuidInterface A UuidInterface instance that represents a
* version 3 UUID
*
* @psalm-suppress ImpureMethodCall we know that the factory being replaced can lead to massive
* havoc across all consumers: that should never happen, and
* is generally to be discouraged. Until the factory is kept
* un-replaced, this method is effectively pure.
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*/
public static function uuid3($ns, string $name): UuidInterface
{
return self::getFactory()->uuid3($ns, $name);
}
/**
* Returns a version 4 (random) UUID
*
* @return UuidInterface A UuidInterface instance that represents a
* version 4 UUID
*/
public static function uuid4(): UuidInterface
{
return self::getFactory()->uuid4();
}
/**
* Returns a version 5 (name-based) UUID based on the SHA-1 hash of a
* namespace ID and a name
*
* @param string|UuidInterface $ns The namespace (must be a valid UUID)
* @param string $name The name to use for creating a UUID
*
* @return UuidInterface A UuidInterface instance that represents a
* version 5 UUID
*
* @psalm-pure note: changing the internal factory is an edge case not covered by purity invariants,
* but under constant factory setups, this method operates in functionally pure manners
*
* @psalm-suppress ImpureMethodCall we know that the factory being replaced can lead to massive
* havoc across all consumers: that should never happen, and
* is generally to be discouraged. Until the factory is kept
* un-replaced, this method is effectively pure.
*/
public static function uuid5($ns, string $name): UuidInterface
{
return self::getFactory()->uuid5($ns, $name);
}
/**
* Returns a version 6 (ordered-time) UUID from a host ID, sequence number,
* and the current time
*
* @param Hexadecimal|null $node A 48-bit number representing the hardware
* address
* @param int $clockSeq A 14-bit number used to help avoid duplicates that
* could arise when the clock is set backwards in time or if the node ID
* changes
*
* @return UuidInterface A UuidInterface instance that represents a
* version 6 UUID
*/
public static function uuid6(
?Hexadecimal $node = null,
?int $clockSeq = null
): UuidInterface {
return self::getFactory()->uuid6($node, $clockSeq);
}
}

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@ -0,0 +1,493 @@
<?php
/**
* This file is part of the ramsey/uuid library
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
* @license http://opensource.org/licenses/MIT MIT
*/
declare(strict_types=1);
namespace Ramsey\Uuid;
use DateTimeInterface;
use Ramsey\Uuid\Builder\UuidBuilderInterface;
use Ramsey\Uuid\Codec\CodecInterface;
use Ramsey\Uuid\Converter\NumberConverterInterface;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Generator\DceSecurityGeneratorInterface;
use Ramsey\Uuid\Generator\DefaultTimeGenerator;
use Ramsey\Uuid\Generator\NameGeneratorInterface;
use Ramsey\Uuid\Generator\RandomGeneratorInterface;
use Ramsey\Uuid\Generator\TimeGeneratorInterface;
use Ramsey\Uuid\Lazy\LazyUuidFromString;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Provider\Time\FixedTimeProvider;
use Ramsey\Uuid\Type\Hexadecimal;
use Ramsey\Uuid\Type\Integer as IntegerObject;
use Ramsey\Uuid\Type\Time;
use Ramsey\Uuid\Validator\ValidatorInterface;
use function bin2hex;
use function hex2bin;
use function pack;
use function str_pad;
use function strtolower;
use function substr;
use function substr_replace;
use function unpack;
use const STR_PAD_LEFT;
class UuidFactory implements UuidFactoryInterface
{
/**
* @var CodecInterface
*/
private $codec;
/**
* @var DceSecurityGeneratorInterface
*/
private $dceSecurityGenerator;
/**
* @var NameGeneratorInterface
*/
private $nameGenerator;
/**
* @var NodeProviderInterface
*/
private $nodeProvider;
/**
* @var NumberConverterInterface
*/
private $numberConverter;
/**
* @var RandomGeneratorInterface
*/
private $randomGenerator;
/**
* @var TimeConverterInterface
*/
private $timeConverter;
/**
* @var TimeGeneratorInterface
*/
private $timeGenerator;
/**
* @var UuidBuilderInterface
*/
private $uuidBuilder;
/**
* @var ValidatorInterface
*/
private $validator;
/** @var bool whether the feature set was provided from outside, or we can operate under "default" assumptions */
private $isDefaultFeatureSet;
/**
* @param FeatureSet $features A set of available features in the current environment
*/
public function __construct(?FeatureSet $features = null)
{
$this->isDefaultFeatureSet = $features === null;
$features = $features ?: new FeatureSet();
$this->codec = $features->getCodec();
$this->dceSecurityGenerator = $features->getDceSecurityGenerator();
$this->nameGenerator = $features->getNameGenerator();
$this->nodeProvider = $features->getNodeProvider();
$this->numberConverter = $features->getNumberConverter();
$this->randomGenerator = $features->getRandomGenerator();
$this->timeConverter = $features->getTimeConverter();
$this->timeGenerator = $features->getTimeGenerator();
$this->uuidBuilder = $features->getBuilder();
$this->validator = $features->getValidator();
}
/**
* Returns the codec used by this factory
*/
public function getCodec(): CodecInterface
{
return $this->codec;
}
/**
* Sets the codec to use for this factory
*
* @param CodecInterface $codec A UUID encoder-decoder
*/
public function setCodec(CodecInterface $codec): void
{
$this->isDefaultFeatureSet = false;
$this->codec = $codec;
}
/**
* Returns the name generator used by this factory
*/
public function getNameGenerator(): NameGeneratorInterface
{
return $this->nameGenerator;
}
/**
* Sets the name generator to use for this factory
*
* @param NameGeneratorInterface $nameGenerator A generator to generate
* binary data, based on a namespace and name
*/
public function setNameGenerator(NameGeneratorInterface $nameGenerator): void
{
$this->isDefaultFeatureSet = false;
$this->nameGenerator = $nameGenerator;
}
/**
* Returns the node provider used by this factory
*/
public function getNodeProvider(): NodeProviderInterface
{
return $this->nodeProvider;
}
/**
* Returns the random generator used by this factory
*/
public function getRandomGenerator(): RandomGeneratorInterface
{
return $this->randomGenerator;
}
/**
* Returns the time generator used by this factory
*/
public function getTimeGenerator(): TimeGeneratorInterface
{
return $this->timeGenerator;
}
/**
* Sets the time generator to use for this factory
*
* @param TimeGeneratorInterface $generator A generator to generate binary
* data, based on the time
*/
public function setTimeGenerator(TimeGeneratorInterface $generator): void
{
$this->isDefaultFeatureSet = false;
$this->timeGenerator = $generator;
}
/**
* Returns the DCE Security generator used by this factory
*/
public function getDceSecurityGenerator(): DceSecurityGeneratorInterface
{
return $this->dceSecurityGenerator;
}
/**
* Sets the DCE Security generator to use for this factory
*
* @param DceSecurityGeneratorInterface $generator A generator to generate
* binary data, based on a local domain and local identifier
*/
public function setDceSecurityGenerator(DceSecurityGeneratorInterface $generator): void
{
$this->isDefaultFeatureSet = false;
$this->dceSecurityGenerator = $generator;
}
/**
* Returns the number converter used by this factory
*/
public function getNumberConverter(): NumberConverterInterface
{
return $this->numberConverter;
}
/**
* Sets the random generator to use for this factory
*
* @param RandomGeneratorInterface $generator A generator to generate binary
* data, based on some random input
*/
public function setRandomGenerator(RandomGeneratorInterface $generator): void
{
$this->isDefaultFeatureSet = false;
$this->randomGenerator = $generator;
}
/**
* Sets the number converter to use for this factory
*
* @param NumberConverterInterface $converter A converter to use for working
* with large integers (i.e. integers greater than PHP_INT_MAX)
*/
public function setNumberConverter(NumberConverterInterface $converter): void
{
$this->isDefaultFeatureSet = false;
$this->numberConverter = $converter;
}
/**
* Returns the UUID builder used by this factory
*/
public function getUuidBuilder(): UuidBuilderInterface
{
return $this->uuidBuilder;
}
/**
* Sets the UUID builder to use for this factory
*
* @param UuidBuilderInterface $builder A builder for constructing instances
* of UuidInterface
*/
public function setUuidBuilder(UuidBuilderInterface $builder): void
{
$this->isDefaultFeatureSet = false;
$this->uuidBuilder = $builder;
}
/**
* @psalm-mutation-free
*/
public function getValidator(): ValidatorInterface
{
return $this->validator;
}
/**
* Sets the validator to use for this factory
*
* @param ValidatorInterface $validator A validator to use for validating
* whether a string is a valid UUID
*/
public function setValidator(ValidatorInterface $validator): void
{
$this->isDefaultFeatureSet = false;
$this->validator = $validator;
}
/**
* @psalm-pure
*/
public function fromBytes(string $bytes): UuidInterface
{
return $this->codec->decodeBytes($bytes);
}
/**
* @psalm-pure
*/
public function fromString(string $uuid): UuidInterface
{
$uuid = strtolower($uuid);
return $this->codec->decode($uuid);
}
/**
* @psalm-pure
*/
public function fromInteger(string $integer): UuidInterface
{
$hex = $this->numberConverter->toHex($integer);
$hex = str_pad($hex, 32, '0', STR_PAD_LEFT);
return $this->fromString($hex);
}
public function fromDateTime(
DateTimeInterface $dateTime,
?Hexadecimal $node = null,
?int $clockSeq = null
): UuidInterface {
$timeProvider = new FixedTimeProvider(
new Time($dateTime->format('U'), $dateTime->format('u'))
);
$timeGenerator = new DefaultTimeGenerator(
$this->nodeProvider,
$this->timeConverter,
$timeProvider
);
$nodeHex = $node ? $node->toString() : null;
$bytes = $timeGenerator->generate($nodeHex, $clockSeq);
return $this->uuidFromBytesAndVersion($bytes, 1);
}
/**
* @inheritDoc
*/
public function uuid1($node = null, ?int $clockSeq = null): UuidInterface
{
$bytes = $this->timeGenerator->generate($node, $clockSeq);
return $this->uuidFromBytesAndVersion($bytes, 1);
}
public function uuid2(
int $localDomain,
?IntegerObject $localIdentifier = null,
?Hexadecimal $node = null,
?int $clockSeq = null
): UuidInterface {
$bytes = $this->dceSecurityGenerator->generate(
$localDomain,
$localIdentifier,
$node,
$clockSeq
);
return $this->uuidFromBytesAndVersion($bytes, 2);
}
/**
* @inheritDoc
* @psalm-pure
*/
public function uuid3($ns, string $name): UuidInterface
{
return $this->uuidFromNsAndName($ns, $name, 3, 'md5');
}
public function uuid4(): UuidInterface
{
$bytes = $this->randomGenerator->generate(16);
return $this->uuidFromBytesAndVersion($bytes, 4);
}
/**
* @inheritDoc
* @psalm-pure
*/
public function uuid5($ns, string $name): UuidInterface
{
return $this->uuidFromNsAndName($ns, $name, 5, 'sha1');
}
public function uuid6(?Hexadecimal $node = null, ?int $clockSeq = null): UuidInterface
{
$nodeHex = $node ? $node->toString() : null;
$bytes = $this->timeGenerator->generate($nodeHex, $clockSeq);
// Rearrange the bytes, according to the UUID version 6 specification.
$v6 = $bytes[6] . $bytes[7] . $bytes[4] . $bytes[5]
. $bytes[0] . $bytes[1] . $bytes[2] . $bytes[3];
$v6 = bin2hex($v6);
// Drop the first four bits, while adding an empty four bits for the
// version field. This allows us to reconstruct the correct time from
// the bytes of this UUID.
$v6Bytes = hex2bin(substr($v6, 1, 12) . '0' . substr($v6, -3));
$v6Bytes .= substr($bytes, 8);
return $this->uuidFromBytesAndVersion($v6Bytes, 6);
}
/**
* Returns a Uuid created from the provided byte string
*
* Uses the configured builder and codec and the provided byte string to
* construct a Uuid object.
*
* @param string $bytes The byte string from which to construct a UUID
*
* @return UuidInterface An instance of UuidInterface, created from the
* provided bytes
*
* @psalm-pure
*/
public function uuid(string $bytes): UuidInterface
{
return $this->uuidBuilder->build($this->codec, $bytes);
}
/**
* Returns a version 3 or 5 namespaced Uuid
*
* @param string|UuidInterface $ns The namespace (must be a valid UUID)
* @param string $name The name to hash together with the namespace
* @param int $version The version of UUID to create (3 or 5)
* @param string $hashAlgorithm The hashing algorithm to use when hashing
* together the namespace and name
*
* @return UuidInterface An instance of UuidInterface, created by hashing
* together the provided namespace and name
*
* @psalm-pure
*/
private function uuidFromNsAndName($ns, string $name, int $version, string $hashAlgorithm): UuidInterface
{
if (!($ns instanceof UuidInterface)) {
$ns = $this->fromString($ns);
}
$bytes = $this->nameGenerator->generate($ns, $name, $hashAlgorithm);
return $this->uuidFromBytesAndVersion(substr($bytes, 0, 16), $version);
}
/**
* Returns an RFC 4122 variant Uuid, created from the provided bytes and version
*
* @param string $bytes The byte string to convert to a UUID
* @param int $version The RFC 4122 version to apply to the UUID
*
* @return UuidInterface An instance of UuidInterface, created from the
* byte string and version
*
* @psalm-pure
*/
private function uuidFromBytesAndVersion(string $bytes, int $version): UuidInterface
{
/** @var array $unpackedTime */
$unpackedTime = unpack('n*', substr($bytes, 6, 2));
$timeHi = (int) $unpackedTime[1];
$timeHiAndVersion = pack('n*', BinaryUtils::applyVersion($timeHi, $version));
/** @var array $unpackedClockSeq */
$unpackedClockSeq = unpack('n*', substr($bytes, 8, 2));
$clockSeqHi = (int) $unpackedClockSeq[1];
$clockSeqHiAndReserved = pack('n*', BinaryUtils::applyVariant($clockSeqHi));
$bytes = substr_replace($bytes, $timeHiAndVersion, 6, 2);
$bytes = substr_replace($bytes, $clockSeqHiAndReserved, 8, 2);
if ($this->isDefaultFeatureSet) {
return LazyUuidFromString::fromBytes($bytes);
}
return $this->uuid($bytes);
}
}

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