79 lines
2.3 KiB
PHP
79 lines
2.3 KiB
PHP
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<?php
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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 <ben@benramsey.com>
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* @license http://opensource.org/licenses/MIT MIT
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*/
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namespace Ramsey\Uuid;
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use Exception;
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use InvalidArgumentException;
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use Ramsey\Uuid\Exception\InvalidUuidStringException;
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use Ramsey\Uuid\Exception\UnsatisfiedDependencyException;
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/**
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* Generate a version 1 UUID from a host ID, sequence number, and the current time.
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*
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* @param int|string|null $node A 48-bit number representing the hardware address
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* This number may be represented as an integer or a hexadecimal string.
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* @param int|null $clockSeq A 14-bit number used to help avoid duplicates that
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* could arise when the clock is set backwards in time or if the node ID
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* changes.
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* @return string
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* @throws UnsatisfiedDependencyException if called on a 32-bit system and
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* `Moontoast\Math\BigNumber` is not present
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* @throws InvalidArgumentException
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* @throws Exception if it was not possible to gather sufficient entropy
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*/
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function v1($node = null, $clockSeq = null)
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{
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return Uuid::uuid1($node, $clockSeq)->toString();
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}
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/**
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* Generate a version 3 UUID based on the MD5 hash of a namespace identifier
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* (which is a UUID) and a name (which is a string).
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*
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* @param string|UuidInterface $ns The UUID namespace in which to create the named UUID
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* @param string $name The name to create a UUID for
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* @return string
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* @throws InvalidUuidStringException
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*/
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function v3($ns, $name)
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{
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return Uuid::uuid3($ns, $name)->toString();
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}
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/**
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* Generate a version 4 (random) UUID.
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*
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* @return string
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* @throws UnsatisfiedDependencyException if `Moontoast\Math\BigNumber` is not present
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* @throws InvalidArgumentException
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* @throws Exception
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*/
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function v4()
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{
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return Uuid::uuid4()->toString();
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}
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/**
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* Generate a version 5 UUID based on the SHA-1 hash of a namespace
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* identifier (which is a UUID) and a name (which is a string).
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*
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* @param string|UuidInterface $ns The UUID namespace in which to create the named UUID
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* @param string $name The name to create a UUID for
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* @return string
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* @throws InvalidUuidStringException
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*/
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function v5($ns, $name)
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{
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return Uuid::uuid5($ns, $name)->toString();
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}
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