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Fields.php (5.85 KB)

FieldsInterface.php (4.21 KB)

MaxTrait.php (840 B)

MaxUuid.php (645 B)

NilTrait.php (788 B)

NilUuid.php (644 B)

TimeTrait.php (1.36 KB)

UuidBuilder.php (5 KB)

UuidInterface.php (643 B)

UuidV1.php (1.99 KB)

UuidV2.php (4.21 KB)

UuidV3.php (2.03 KB)

UuidV4.php (1.92 KB)

UuidV5.php (2.03 KB)

UuidV6.php (768 B)

UuidV7.php (1.99 KB)

UuidV8.php (2.24 KB)

Validator.php (1.3 KB)

VariantTrait.php (3 KB)

VersionTrait.php (2.18 KB)

Edit: VersionTrait.php

<?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;

/**
 * Provides common functionality for handling the version, as defined by RFC 9562 (formerly RFC 4122)
 *
 * @immutable
 */
trait VersionTrait
{
    /**
     * Returns the UUID version
     *
     * The version number describes how the UUID was generated and has the following meaning:
     *
     * 1. Gregorian time UUID
     * 2. DCE security UUID
     * 3. Name-based UUID hashed with MD5
     * 4. Randomly generated UUID
     * 5. Name-based UUID hashed with SHA-1
     * 6. Reordered Gregorian time UUID
     * 7. Unix Epoch time UUID
     * 8. Custom format UUID
     *
     * This returns `null` if the UUID is not an RFC 9562 (formerly RFC 4122) variant, since the version is only
     * meaningful for this variant.
     *
     * @link https://www.rfc-editor.org/rfc/rfc9562#section-4.2 RFC 9562, 4.2. Version Field
     *
     * @pure
     */
    abstract public function getVersion(): ?int;

/**
     * Returns true if these fields represent a max UUID
     */
    abstract public function isMax(): bool;

/**
     * 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 9562 (formerly RFC 4122)
     *
     * @return bool True if the UUID version is valid, false otherwise
     */
    private function isCorrectVersion(): bool
    {
        if ($this->isNil() || $this->isMax()) {
            return true;
        }

return match ($this->getVersion()) {
            Uuid::UUID_TYPE_TIME, Uuid::UUID_TYPE_DCE_SECURITY,
                Uuid::UUID_TYPE_HASH_MD5, Uuid::UUID_TYPE_RANDOM,
                Uuid::UUID_TYPE_HASH_SHA1, Uuid::UUID_TYPE_REORDERED_TIME,
                Uuid::UUID_TYPE_UNIX_TIME, Uuid::UUID_TYPE_CUSTOM => true,
            default => false,
        };
    }
}