58 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			58 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\ExpressionLanguage\ExpressionLanguage;
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								use Symfony\Component\ExpressionLanguage\SyntaxError;
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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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								 * @author Andrey Sevastianov <mrpkmail@gmail.com>
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								 */
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								class ExpressionSyntaxValidator extends ConstraintValidator
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								{
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								    public function __construct(
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								        private ?ExpressionLanguage $expressionLanguage = null,
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								    ) {
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								    }
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								    public function validate(mixed $expression, Constraint $constraint): void
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								    {
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								        if (!$constraint instanceof ExpressionSyntax) {
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								            throw new UnexpectedTypeException($constraint, ExpressionSyntax::class);
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								        }
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								        if (null === $expression || '' === $expression) {
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								            return;
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								        }
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								        if (!\is_string($expression) && !$expression instanceof \Stringable) {
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								            throw new UnexpectedValueException($expression, 'string');
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								        }
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								        $this->expressionLanguage ??= new ExpressionLanguage();
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								        try {
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								            $this->expressionLanguage->lint($expression, $constraint->allowedVariables);
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								        } catch (SyntaxError $exception) {
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								            $this->context->buildViolation($constraint->message)
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								                ->setParameter('{{ syntax_error }}', $this->formatValue($exception->getMessage()))
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								                ->setInvalidValue((string) $expression)
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								                ->setCode(ExpressionSyntax::EXPRESSION_SYNTAX_ERROR)
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								                ->addViolation();
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								        }
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								    }
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								}
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