59 lines
1.9 KiB
PHP
59 lines
1.9 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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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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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Intl\Languages;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\Exception\LogicException;
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/**
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* Validates that a value is a valid language Unicode language identifier.
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*
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* @see https://unicode.org/reports/tr35/#Unicode_language_identifier
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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#[\Attribute(\Attribute::TARGET_PROPERTY | \Attribute::TARGET_METHOD | \Attribute::IS_REPEATABLE)]
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class Language extends Constraint
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{
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public const NO_SUCH_LANGUAGE_ERROR = 'ee65fec4-9a20-4202-9f39-ca558cd7bdf7';
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protected const ERROR_NAMES = [
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self::NO_SUCH_LANGUAGE_ERROR => 'NO_SUCH_LANGUAGE_ERROR',
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];
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public string $message = 'This value is not a valid language.';
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public bool $alpha3 = false;
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/**
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* @param array<string,mixed>|null $options
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* @param bool|null $alpha3 Pass true to validate the language with three-letter code (ISO 639-2 (2T)) or false with two-letter code (ISO 639-1) (defaults to false)
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* @param string[]|null $groups
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*/
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public function __construct(
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?array $options = null,
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?string $message = null,
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?bool $alpha3 = null,
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?array $groups = null,
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mixed $payload = null,
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) {
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if (!class_exists(Languages::class)) {
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throw new LogicException('The Intl component is required to use the Language constraint. Try running "composer require symfony/intl".');
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}
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parent::__construct($options, $groups, $payload);
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$this->message = $message ?? $this->message;
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$this->alpha3 = $alpha3 ?? $this->alpha3;
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}
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}
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