110 lines
4.0 KiB
PHP
110 lines
4.0 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\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
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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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* ChoiceValidator validates that the value is one of the expected values.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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* @author Florian Eckerstorfer <florian@eckerstorfer.org>
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class ChoiceValidator extends ConstraintValidator
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{
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/**
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* {@inheritdoc}
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*/
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public function validate($value, Constraint $constraint)
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{
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if (!$constraint instanceof Choice) {
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throw new UnexpectedTypeException($constraint, Choice::class);
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}
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if (!\is_array($constraint->choices) && !$constraint->callback) {
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throw new ConstraintDefinitionException('Either "choices" or "callback" must be specified on constraint Choice.');
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}
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if (null === $value) {
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return;
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}
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if ($constraint->multiple && !\is_array($value)) {
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throw new UnexpectedValueException($value, 'array');
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}
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if ($constraint->callback) {
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if (!\is_callable($choices = [$this->context->getObject(), $constraint->callback])
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&& !\is_callable($choices = [$this->context->getClassName(), $constraint->callback])
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&& !\is_callable($choices = $constraint->callback)
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) {
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throw new ConstraintDefinitionException('The Choice constraint expects a valid callback.');
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}
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$choices = $choices();
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} else {
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$choices = $constraint->choices;
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}
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if (true !== $constraint->strict) {
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throw new \RuntimeException('The "strict" option of the Choice constraint should not be used.');
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}
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if ($constraint->multiple) {
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foreach ($value as $_value) {
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if (!\in_array($_value, $choices, true)) {
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$this->context->buildViolation($constraint->multipleMessage)
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->setParameter('{{ value }}', $this->formatValue($_value))
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->setParameter('{{ choices }}', $this->formatValues($choices))
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->setCode(Choice::NO_SUCH_CHOICE_ERROR)
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->setInvalidValue($_value)
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->addViolation();
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return;
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}
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}
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$count = \count($value);
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if (null !== $constraint->min && $count < $constraint->min) {
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$this->context->buildViolation($constraint->minMessage)
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->setParameter('{{ limit }}', $constraint->min)
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->setPlural((int) $constraint->min)
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->setCode(Choice::TOO_FEW_ERROR)
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->addViolation();
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return;
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}
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if (null !== $constraint->max && $count > $constraint->max) {
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$this->context->buildViolation($constraint->maxMessage)
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->setParameter('{{ limit }}', $constraint->max)
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->setPlural((int) $constraint->max)
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->setCode(Choice::TOO_MANY_ERROR)
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->addViolation();
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return;
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}
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} elseif (!\in_array($value, $choices, true)) {
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$this->context->buildViolation($constraint->message)
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->setParameter('{{ value }}', $this->formatValue($value))
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->setParameter('{{ choices }}', $this->formatValues($choices))
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->setCode(Choice::NO_SUCH_CHOICE_ERROR)
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->addViolation();
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}
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}
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}
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