83 lines
3.3 KiB
PHP
83 lines
3.3 KiB
PHP
<?php
|
|
|
|
/*
|
|
* This file is part of the Symfony package.
|
|
*
|
|
* (c) Fabien Potencier <fabien@symfony.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace Symfony\Component\Validator\Constraints;
|
|
|
|
use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
|
|
use Symfony\Component\Validator\Constraint;
|
|
use Symfony\Component\Validator\ConstraintValidator;
|
|
use Symfony\Component\Validator\Exception\LogicException;
|
|
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
|
|
|
|
/**
|
|
* @author Fabien Potencier <fabien@symfony.com>
|
|
* @author Bernhard Schussek <bschussek@symfony.com>
|
|
*/
|
|
class ExpressionValidator extends ConstraintValidator
|
|
{
|
|
private $expressionLanguage;
|
|
|
|
/**
|
|
* @param ExpressionLanguage|null $expressionLanguage
|
|
*/
|
|
public function __construct($expressionLanguage = null)
|
|
{
|
|
if (\func_num_args() > 1) {
|
|
@trigger_error(sprintf('The "%s" instance should be passed as "%s" first argument instead of second argument since 4.4.', ExpressionLanguage::class, __METHOD__), \E_USER_DEPRECATED);
|
|
|
|
$expressionLanguage = func_get_arg(1);
|
|
|
|
if (null !== $expressionLanguage && !$expressionLanguage instanceof ExpressionLanguage) {
|
|
throw new \TypeError(sprintf('Argument 2 passed to "%s()" must be an instance of "%s" or null, "%s" given. Since 4.4, passing it as the second argument is deprecated and will trigger a deprecation. Pass it as the first argument instead.', __METHOD__, ExpressionLanguage::class, \is_object($expressionLanguage) ? \get_class($expressionLanguage) : \gettype($expressionLanguage)));
|
|
}
|
|
} elseif (null !== $expressionLanguage && !$expressionLanguage instanceof ExpressionLanguage) {
|
|
@trigger_error(sprintf('The "%s" first argument must be an instance of "%s" or null since 4.4. "%s" given', __METHOD__, ExpressionLanguage::class, \is_object($expressionLanguage) ? \get_class($expressionLanguage) : \gettype($expressionLanguage)), \E_USER_DEPRECATED);
|
|
|
|
$expressionLanguage = null;
|
|
}
|
|
|
|
$this->expressionLanguage = $expressionLanguage;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function validate($value, Constraint $constraint)
|
|
{
|
|
if (!$constraint instanceof Expression) {
|
|
throw new UnexpectedTypeException($constraint, Expression::class);
|
|
}
|
|
|
|
$variables = $constraint->values;
|
|
$variables['value'] = $value;
|
|
$variables['this'] = $this->context->getObject();
|
|
|
|
if (!$this->getExpressionLanguage()->evaluate($constraint->expression, $variables)) {
|
|
$this->context->buildViolation($constraint->message)
|
|
->setParameter('{{ value }}', $this->formatValue($value, self::OBJECT_TO_STRING))
|
|
->setCode(Expression::EXPRESSION_FAILED_ERROR)
|
|
->addViolation();
|
|
}
|
|
}
|
|
|
|
private function getExpressionLanguage(): ExpressionLanguage
|
|
{
|
|
if (null === $this->expressionLanguage) {
|
|
if (!class_exists(ExpressionLanguage::class)) {
|
|
throw new LogicException('Unable to use expressions as the Symfony ExpressionLanguage component is not installed.');
|
|
}
|
|
$this->expressionLanguage = new ExpressionLanguage();
|
|
}
|
|
|
|
return $this->expressionLanguage;
|
|
}
|
|
}
|