43 lines
1.1 KiB
PHP
43 lines
1.1 KiB
PHP
<?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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declare(strict_types=1);
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namespace Ramsey\Uuid\Generator;
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use Ramsey\Uuid\Exception\NameException;
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use Ramsey\Uuid\UuidInterface;
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use ValueError;
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use function hash;
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/**
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* DefaultNameGenerator generates strings of binary data based on a namespace, name, and hashing algorithm
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*/
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class DefaultNameGenerator implements NameGeneratorInterface
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{
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/**
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* @pure
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*/
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public function generate(UuidInterface $ns, string $name, string $hashAlgorithm): string
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{
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try {
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return hash($hashAlgorithm, $ns->getBytes() . $name, true);
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} catch (ValueError $e) {
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throw new NameException(
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message: sprintf('Unable to hash namespace and name with algorithm \'%s\'', $hashAlgorithm),
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previous: $e,
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);
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}
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}
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}
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