110 lines
4.5 KiB
PHP
110 lines
4.5 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\Context\ExecutionContextInterface;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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/**
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class LengthValidator 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 Length) {
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throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Length');
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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) && !(\is_object($value) && method_exists($value, '__toString'))) {
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throw new UnexpectedTypeException($value, 'string');
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}
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$stringValue = (string) $value;
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if (!$invalidCharset = !@mb_check_encoding($stringValue, $constraint->charset)) {
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$length = mb_strlen($stringValue, $constraint->charset);
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}
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if ($invalidCharset) {
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if ($this->context instanceof ExecutionContextInterface) {
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$this->context->buildViolation($constraint->charsetMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ charset }}', $constraint->charset)
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->setInvalidValue($value)
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->setCode(Length::INVALID_CHARACTERS_ERROR)
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->addViolation();
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} else {
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$this->buildViolation($constraint->charsetMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ charset }}', $constraint->charset)
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->setInvalidValue($value)
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->setCode(Length::INVALID_CHARACTERS_ERROR)
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->addViolation();
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}
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return;
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}
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if (null !== $constraint->max && $length > $constraint->max) {
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if ($this->context instanceof ExecutionContextInterface) {
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$this->context->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->maxMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ limit }}', $constraint->max)
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->setInvalidValue($value)
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->setPlural((int) $constraint->max)
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->setCode(Length::TOO_LONG_ERROR)
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->addViolation();
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} else {
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$this->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->maxMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ limit }}', $constraint->max)
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->setInvalidValue($value)
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->setPlural((int) $constraint->max)
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->setCode(Length::TOO_LONG_ERROR)
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->addViolation();
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}
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return;
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}
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if (null !== $constraint->min && $length < $constraint->min) {
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if ($this->context instanceof ExecutionContextInterface) {
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$this->context->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->minMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ limit }}', $constraint->min)
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->setInvalidValue($value)
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->setPlural((int) $constraint->min)
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->setCode(Length::TOO_SHORT_ERROR)
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->addViolation();
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} else {
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$this->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->minMessage)
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->setParameter('{{ value }}', $this->formatValue($stringValue))
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->setParameter('{{ limit }}', $constraint->min)
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->setInvalidValue($value)
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->setPlural((int) $constraint->min)
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->setCode(Length::TOO_SHORT_ERROR)
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->addViolation();
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}
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}
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}
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}
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