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<?php |
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|
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/** |
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* This file is part of the ramsey/uuid library |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @copyright Copyright (c) Ben Ramsey <[email protected]> |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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|
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declare(strict_types=1); |
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|
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namespace WP_DEFENDER_VENDOR\Ramsey\Uuid; |
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|
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use DateTimeInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Builder\UuidBuilderInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Codec\CodecInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Converter\NumberConverterInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Converter\TimeConverterInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\DceSecurityGeneratorInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\DefaultTimeGenerator; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\NameGeneratorInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\RandomGeneratorInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\TimeGeneratorInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Generator\UnixTimeGenerator; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Lazy\LazyUuidFromString; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Provider\NodeProviderInterface; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Provider\Time\FixedTimeProvider; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Type\Hexadecimal; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Type\Integer as IntegerObject; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Type\Time; |
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use WP_DEFENDER_VENDOR\Ramsey\Uuid\Validator\ValidatorInterface; |
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|
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use function bin2hex; |
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use function hex2bin; |
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use function pack; |
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use function str_pad; |
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use function strtolower; |
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use function substr; |
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use function substr_replace; |
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use function unpack; |
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|
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use const STR_PAD_LEFT; |
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|
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class UuidFactory implements UuidFactoryInterface |
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{ |
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private CodecInterface $codec; |
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private DceSecurityGeneratorInterface $dceSecurityGenerator; |
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private NameGeneratorInterface $nameGenerator; |
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private NodeProviderInterface $nodeProvider; |
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private NumberConverterInterface $numberConverter; |
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private RandomGeneratorInterface $randomGenerator; |
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private TimeConverterInterface $timeConverter; |
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private TimeGeneratorInterface $timeGenerator; |
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private TimeGeneratorInterface $unixTimeGenerator; |
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private UuidBuilderInterface $uuidBuilder; |
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private ValidatorInterface $validator; |
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|
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/** |
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* @var bool whether the feature set was provided from outside, or we can operate under "default" assumptions |
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*/ |
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private bool $isDefaultFeatureSet; |
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|
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/** |
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* @param FeatureSet | null $features A set of available features in the current environment |
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*/ |
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public function __construct(?FeatureSet $features = null) |
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{ |
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$this->isDefaultFeatureSet = $features === null; |
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|
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$features = $features ?: new FeatureSet(); |
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|
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$this->codec = $features->getCodec(); |
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$this->dceSecurityGenerator = $features->getDceSecurityGenerator(); |
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$this->nameGenerator = $features->getNameGenerator(); |
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$this->nodeProvider = $features->getNodeProvider(); |
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$this->numberConverter = $features->getNumberConverter(); |
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$this->randomGenerator = $features->getRandomGenerator(); |
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$this->timeConverter = $features->getTimeConverter(); |
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$this->timeGenerator = $features->getTimeGenerator(); |
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$this->uuidBuilder = $features->getBuilder(); |
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$this->validator = $features->getValidator(); |
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$this->unixTimeGenerator = $features->getUnixTimeGenerator(); |
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} |
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|
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/** |
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* Returns the codec used by this factory |
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*/ |
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public function getCodec(): CodecInterface |
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{ |
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return $this->codec; |
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} |
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|
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/** |
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* Sets the codec to use for this factory |
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* |
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* @param CodecInterface $codec A UUID encoder-decoder |
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*/ |
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public function setCodec(CodecInterface $codec): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->codec = $codec; |
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} |
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|
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/** |
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* Returns the name generator used by this factory |
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*/ |
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public function getNameGenerator(): NameGeneratorInterface |
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{ |
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return $this->nameGenerator; |
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} |
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|
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/** |
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* Sets the name generator to use for this factory |
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* |
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* @param NameGeneratorInterface $nameGenerator A generator to generate binary data, based on a namespace and name |
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*/ |
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public function setNameGenerator(NameGeneratorInterface $nameGenerator): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->nameGenerator = $nameGenerator; |
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} |
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|
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/** |
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* Returns the node provider used by this factory |
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*/ |
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public function getNodeProvider(): NodeProviderInterface |
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{ |
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return $this->nodeProvider; |
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} |
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|
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/** |
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* Returns the random generator used by this factory |
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*/ |
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public function getRandomGenerator(): RandomGeneratorInterface |
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{ |
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return $this->randomGenerator; |
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} |
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|
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/** |
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* Returns the time generator used by this factory |
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*/ |
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public function getTimeGenerator(): TimeGeneratorInterface |
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{ |
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return $this->timeGenerator; |
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} |
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|
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/** |
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* Sets the time generator to use for this factory |
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* |
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* @param TimeGeneratorInterface $generator A generator to generate binary data, based on the time |
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*/ |
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public function setTimeGenerator(TimeGeneratorInterface $generator): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->timeGenerator = $generator; |
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} |
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|
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/** |
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* Returns the DCE Security generator used by this factory |
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*/ |
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public function getDceSecurityGenerator(): DceSecurityGeneratorInterface |
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{ |
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return $this->dceSecurityGenerator; |
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} |
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|
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/** |
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* Sets the DCE Security generator to use for this factory |
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* |
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* @param DceSecurityGeneratorInterface $generator A generator to generate binary data, based on a local domain and |
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* local identifier |
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*/ |
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public function setDceSecurityGenerator(DceSecurityGeneratorInterface $generator): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->dceSecurityGenerator = $generator; |
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} |
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|
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/** |
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* Returns the number converter used by this factory |
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*/ |
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public function getNumberConverter(): NumberConverterInterface |
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{ |
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return $this->numberConverter; |
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} |
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|
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/** |
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* Sets the random generator to use for this factory |
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* |
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* @param RandomGeneratorInterface $generator A generator to generate binary data, based on some random input |
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*/ |
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public function setRandomGenerator(RandomGeneratorInterface $generator): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->randomGenerator = $generator; |
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} |
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|
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/** |
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* Sets the number converter to use for this factory |
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* |
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* @param NumberConverterInterface $converter A converter to use for working with large integers (i.e., integers |
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* greater than PHP_INT_MAX) |
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*/ |
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public function setNumberConverter(NumberConverterInterface $converter): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->numberConverter = $converter; |
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} |
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|
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/** |
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* Returns the UUID builder used by this factory |
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*/ |
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public function getUuidBuilder(): UuidBuilderInterface |
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{ |
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return $this->uuidBuilder; |
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} |
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|
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/** |
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* Sets the UUID builder to use for this factory |
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* |
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* @param UuidBuilderInterface $builder A builder for constructing instances of UuidInterface |
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*/ |
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public function setUuidBuilder(UuidBuilderInterface $builder): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->uuidBuilder = $builder; |
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} |
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|
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public function getValidator(): ValidatorInterface |
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{ |
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return $this->validator; |
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} |
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|
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/** |
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* Sets the validator to use for this factory |
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* |
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* @param ValidatorInterface $validator A validator to use for validating whether a string is a valid UUID |
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*/ |
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public function setValidator(ValidatorInterface $validator): void |
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{ |
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$this->isDefaultFeatureSet = false; |
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|
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$this->validator = $validator; |
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} |
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|
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/** |
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* @pure |
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*/ |
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public function fromBytes(string $bytes): UuidInterface |
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{ |
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return $this->codec->decodeBytes($bytes); |
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} |
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|
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/** |
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* @pure |
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*/ |
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public function fromString(string $uuid): UuidInterface |
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{ |
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$uuid = strtolower($uuid); |
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|
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return $this->codec->decode($uuid); |
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} |
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|
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/** |
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* @pure |
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*/ |
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public function fromInteger(string $integer): UuidInterface |
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{ |
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$hex = $this->numberConverter->toHex($integer); |
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$hex = str_pad($hex, 32, '0', STR_PAD_LEFT); |
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|
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return $this->fromString($hex); |
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} |
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|
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public function fromDateTime( |
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DateTimeInterface $dateTime, |
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?Hexadecimal $node = null, |
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?int $clockSeq = null, |
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): UuidInterface { |
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$timeProvider = new FixedTimeProvider(new Time($dateTime->format('U'), $dateTime->format('u'))); |
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$timeGenerator = new DefaultTimeGenerator($this->nodeProvider, $this->timeConverter, $timeProvider); |
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$bytes = $timeGenerator->generate($node?->toString(), $clockSeq); |
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|
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_TIME); |
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} |
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|
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/** |
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* @pure |
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*/ |
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public function fromHexadecimal(Hexadecimal $hex): UuidInterface |
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{ |
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return $this->codec->decode($hex->__toString()); |
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} |
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|
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/** |
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* @inheritDoc |
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*/ |
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public function uuid1($node = null, ?int $clockSeq = null): UuidInterface |
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{ |
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$bytes = $this->timeGenerator->generate($node, $clockSeq); |
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|
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_TIME); |
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} |
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|
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public function uuid2( |
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int $localDomain, |
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?IntegerObject $localIdentifier = null, |
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?Hexadecimal $node = null, |
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?int $clockSeq = null, |
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): UuidInterface { |
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$bytes = $this->dceSecurityGenerator->generate($localDomain, $localIdentifier, $node, $clockSeq); |
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|
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_DCE_SECURITY); |
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} |
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|
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/** |
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* @inheritDoc |
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* @pure |
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*/ |
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public function uuid3($ns, string $name): UuidInterface |
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{ |
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return $this->uuidFromNsAndName($ns, $name, Uuid::UUID_TYPE_HASH_MD5, 'md5'); |
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} |
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|
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public function uuid4(): UuidInterface |
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{ |
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$bytes = $this->randomGenerator->generate(16); |
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|
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_RANDOM); |
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} |
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|
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/** |
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* @inheritDoc |
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* @pure |
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*/ |
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public function uuid5($ns, string $name): UuidInterface |
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{ |
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return $this->uuidFromNsAndName($ns, $name, Uuid::UUID_TYPE_HASH_SHA1, 'sha1'); |
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} |
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|
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public function uuid6(?Hexadecimal $node = null, ?int $clockSeq = null): UuidInterface |
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{ |
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$bytes = $this->timeGenerator->generate($node?->toString(), $clockSeq); |
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|
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// Rearrange the bytes, according to the UUID version 6 specification. |
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$v6 = $bytes[6] . $bytes[7] . $bytes[4] . $bytes[5] |
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. $bytes[0] . $bytes[1] . $bytes[2] . $bytes[3]; |
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$v6 = bin2hex($v6); |
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|
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// Drop the first four bits, while adding an empty four bits for the version field. This allows us to |
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// reconstruct the correct time from the bytes of this UUID. |
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$v6Bytes = hex2bin(substr($v6, 1, 12) . '0' . substr($v6, -3)); |
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$v6Bytes .= substr($bytes, 8); |
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|
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return $this->uuidFromBytesAndVersion($v6Bytes, Uuid::UUID_TYPE_REORDERED_TIME); |
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} |
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|
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/** |
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* Returns a version 7 (Unix Epoch time) UUID |
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* |
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* @param DateTimeInterface | null $dateTime An optional date/time from which to create the version 7 UUID. If not |
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* provided, the UUID is generated using the current date/time. |
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* |
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* @return UuidInterface A UuidInterface instance that represents a version 7 UUID |
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*/ |
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public function uuid7(?DateTimeInterface $dateTime = null): UuidInterface |
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{ |
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assert($this->unixTimeGenerator instanceof UnixTimeGenerator); |
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$bytes = $this->unixTimeGenerator->generate(null, null, $dateTime); |
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|
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_UNIX_TIME); |
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} |
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|
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/** |
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* Returns a version 8 (custom format) UUID |
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* |
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* The bytes provided may contain any value according to your application's needs. Be aware, however, that other |
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* applications may not understand the semantics of the value. |
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* |
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* @param string $bytes A 16-byte octet string. This is an open blob of data that you may fill with 128 bits of |
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* information. Be aware, however, bits 48 through 51 will be replaced with the UUID version field, and bits 64 |
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* and 65 will be replaced with the UUID variant. You MUST NOT rely on these bits for your application needs. |
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* |
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* @return UuidInterface A UuidInterface instance that represents a version 8 UUID |
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* |
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* @pure |
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*/ |
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public function uuid8(string $bytes): UuidInterface |
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{ |
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/** @phpstan-ignore possiblyImpure.methodCall */ |
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return $this->uuidFromBytesAndVersion($bytes, Uuid::UUID_TYPE_CUSTOM); |
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} |
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|
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/** |
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* Returns a Uuid created from the provided byte string |
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* |
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* Uses the configured builder and codec and the provided byte string to construct a Uuid object. |
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* |
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* @param string $bytes The byte string from which to construct a UUID |
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* |
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* @return UuidInterface An instance of UuidInterface, created from the provided bytes |
| 411 |
* |
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* @pure |
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*/ |
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public function uuid(string $bytes): UuidInterface |
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{ |
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return $this->uuidBuilder->build($this->codec, $bytes); |
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} |
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|
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/** |
| 420 |
* Returns a version 3 or 5 namespaced Uuid |
| 421 |
* |
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* @param UuidInterface | string $ns The namespace (must be a valid UUID) |
| 423 |
* @param string $name The name to hash together with the namespace |
| 424 |
* @param int $version The version of UUID to create (3 or 5) |
| 425 |
* @param string $hashAlgorithm The hashing algorithm to use when hashing together the namespace and name |
| 426 |
* |
| 427 |
* @return UuidInterface An instance of UuidInterface, created by hashing together the provided namespace and name |
| 428 |
* |
| 429 |
* @pure |
| 430 |
*/ |
| 431 |
private function uuidFromNsAndName( |
| 432 |
UuidInterface | string $ns, |
| 433 |
string $name, |
| 434 |
int $version, |
| 435 |
string $hashAlgorithm, |
| 436 |
): UuidInterface { |
| 437 |
if (!($ns instanceof UuidInterface)) { |
| 438 |
$ns = $this->fromString($ns); |
| 439 |
} |
| 440 |
|
| 441 |
$bytes = $this->nameGenerator->generate($ns, $name, $hashAlgorithm); |
| 442 |
|
| 443 |
/** @phpstan-ignore possiblyImpure.methodCall */ |
| 444 |
return $this->uuidFromBytesAndVersion(substr($bytes, 0, 16), $version); |
| 445 |
} |
| 446 |
|
| 447 |
/** |
| 448 |
* Returns a Uuid created from the provided bytes and version |
| 449 |
* |
| 450 |
* @param string $bytes The byte string to convert to a UUID |
| 451 |
* @param int $version The version to apply to the UUID |
| 452 |
* |
| 453 |
* @return UuidInterface An instance of UuidInterface, created from the byte string and version |
| 454 |
*/ |
| 455 |
private function uuidFromBytesAndVersion(string $bytes, int $version): UuidInterface |
| 456 |
{ |
| 457 |
/** @var int[] $unpackedTime */ |
| 458 |
$unpackedTime = unpack('n*', substr($bytes, 6, 2)); |
| 459 |
$timeHi = $unpackedTime[1]; |
| 460 |
$timeHiAndVersion = pack('n*', BinaryUtils::applyVersion($timeHi, $version)); |
| 461 |
|
| 462 |
/** @var int[] $unpackedClockSeq */ |
| 463 |
$unpackedClockSeq = unpack('n*', substr($bytes, 8, 2)); |
| 464 |
$clockSeqHi = $unpackedClockSeq[1]; |
| 465 |
$clockSeqHiAndReserved = pack('n*', BinaryUtils::applyVariant($clockSeqHi)); |
| 466 |
|
| 467 |
$bytes = substr_replace($bytes, $timeHiAndVersion, 6, 2); |
| 468 |
$bytes = substr_replace($bytes, $clockSeqHiAndReserved, 8, 2); |
| 469 |
|
| 470 |
if ($this->isDefaultFeatureSet) { |
| 471 |
return LazyUuidFromString::fromBytes($bytes); |
| 472 |
} |
| 473 |
|
| 474 |
return $this->uuid($bytes); |
| 475 |
} |
| 476 |
} |
| 477 |
|
