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<?php |
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/* |
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* This file is part of Respect/Validation. |
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* |
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* (c) Alexandre Gomes Gaigalas <[email protected]> |
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* |
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* For the full copyright and license information, please view the "LICENSE.md" |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Respect\Validation\Rules; |
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use Respect\Validation\Exceptions\ComponentException; |
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use function is_scalar; |
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use function preg_match; |
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/** |
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* This class validates UUIDs. |
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* |
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* Henrique Moody <[email protected]> |
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* Michael Weimann <[email protected]> |
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*/ |
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class Uuid extends AbstractRule |
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{ |
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public const VERSION_ALL = '[1-5]'; |
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public const VERSION_1 = '1'; |
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public const VERSION_2 = '2'; |
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public const VERSION_3 = '3'; |
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public const VERSION_4 = '4'; |
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public const VERSION_5 = '5'; |
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public const VERSIONS = [ |
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self::VERSION_ALL, |
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self::VERSION_1, |
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self::VERSION_2, |
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self::VERSION_3, |
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self::VERSION_4, |
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self::VERSION_5, |
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]; |
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/** |
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* Uuid regex pattern with sprint version placeholder. |
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*/ |
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private const PATTERN = '/^[0-9a-f]{8}-[0-9a-f]{4}-%s[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i'; |
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/** |
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* The UUID version to validate for. |
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* |
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* string |
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*/ |
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private $version; |
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/** |
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* Uuid constructor. |
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* |
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* @param string $version use one of the Uuid class constants |
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* |
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* @throws ComponentException |
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*/ |
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public function __construct(string $version = self::VERSION_ALL) |
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{ |
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if (false === in_array($version, self::VERSIONS)) { |
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$message = sprintf('invalid version %s given, possible: %s', $version, join(', ', self::VERSIONS)); |
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throw new ComponentException($message); |
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} |
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$this->version = $version; |
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1 |
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} |
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/** |
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* Validates whether input is an UUID. |
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* |
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* @param mixed $input the value to test |
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* |
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* @return bool |
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*/ |
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public function validate($input): bool |
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{ |
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if (!is_scalar($input)) { |
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return false; |
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} |
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$pattern = sprintf(self::PATTERN, $this->version); |
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return preg_match($pattern, (string) $input) > 0; |
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} |
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} |
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Respect /
Validation
