61 lines
1.9 KiB
PHP
61 lines
1.9 KiB
PHP
<?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 ExpressionLanguageSyntaxValidator extends ConstraintValidator
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{
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private $expressionLanguage;
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public function __construct(ExpressionLanguage $expressionLanguage = null)
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{
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$this->expressionLanguage = $expressionLanguage;
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}
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/**
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* {@inheritdoc}
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*/
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public function validate($expression, Constraint $constraint): void
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{
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if (!$constraint instanceof ExpressionLanguageSyntax) {
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throw new UnexpectedTypeException($constraint, ExpressionLanguageSyntax::class);
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}
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if (!\is_string($expression)) {
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throw new UnexpectedValueException($expression, 'string');
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}
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if (null === $this->expressionLanguage) {
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$this->expressionLanguage = new ExpressionLanguage();
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}
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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(ExpressionLanguageSyntax::EXPRESSION_LANGUAGE_SYNTAX_ERROR)
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->addViolation();
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}
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}
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}
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