56 lines
1.7 KiB
PHP
56 lines
1.7 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\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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use Symfony\Component\Validator\Exception\UnexpectedValueException;
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/**
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* Validates whether a value match or not given regexp pattern.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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* @author Joseph Bielawski <stloyd@gmail.com>
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*/
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class RegexValidator extends ConstraintValidator
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{
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public function validate(mixed $value, Constraint $constraint): void
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{
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if (!$constraint instanceof Regex) {
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throw new UnexpectedTypeException($constraint, Regex::class);
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}
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if (null === $value || '' === $value) {
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return;
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}
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if (!\is_scalar($value) && !$value instanceof \Stringable) {
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throw new UnexpectedValueException($value, 'string');
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}
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$value = (string) $value;
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if (null !== $constraint->normalizer) {
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$value = ($constraint->normalizer)($value);
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}
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if ($constraint->match xor preg_match($constraint->pattern, $value)) {
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$this->context->buildViolation($constraint->message)
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->setParameter('{{ value }}', $this->formatValue($value))
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->setParameter('{{ pattern }}', $constraint->pattern)
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->setCode(Regex::REGEX_FAILED_ERROR)
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->addViolation();
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}
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}
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}
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