class LengthValidator in Plug 7

@author Bernhard Schussek <[e-mail]>

Hierarchy

• class \Symfony\Component\Validator\ConstraintValidator implements ConstraintValidatorInterface
  • class \Symfony\Component\Validator\Constraints\LengthValidator

1 file declares its use of LengthValidator

LengthValidatorTest.php in lib/Symfony/validator/Symfony/Component/Validator/Tests/Constraints/LengthValidatorTest.php

File

lib/Symfony/validator/Symfony/Component/Validator/Constraints/LengthValidator.php, line 21

Namespace

Symfony\Component\Validator\Constraints

class LengthValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    if (!$constraint instanceof Length) {
      throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\Length');
    }
    if (null === $value || '' === $value) {
      return;
    }
    if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
      throw new UnexpectedTypeException($value, 'string');
    }
    $stringValue = (string) $value;
    $invalidCharset = false;
    if ('UTF8' === ($charset = strtoupper($constraint->charset))) {
      $charset = 'UTF-8';
    }
    if (function_exists('iconv_strlen')) {
      $length = @iconv_strlen($stringValue, $constraint->charset);
      $invalidCharset = false === $length;
    }
    elseif (function_exists('mb_strlen')) {
      if (mb_check_encoding($stringValue, $constraint->charset)) {
        $length = mb_strlen($stringValue, $constraint->charset);
      }
      else {
        $invalidCharset = true;
      }
    }
    elseif ('UTF-8' !== $charset) {
      $length = strlen($stringValue);
    }
    elseif (!preg_match('//u', $stringValue)) {
      $invalidCharset = true;
    }
    elseif (function_exists('utf8_decode')) {
      $length = strlen(utf8_decode($stringValue));
    }
    else {
      preg_replace('/./u', '', $stringValue, -1, $length);
    }
    if ($invalidCharset) {
      $this
        ->buildViolation($constraint->charsetMessage)
        ->setParameter('{{ value }}', $this
        ->formatValue($stringValue))
        ->setParameter('{{ charset }}', $constraint->charset)
        ->setInvalidValue($value)
        ->addViolation();
      return;
    }
    if (null !== $constraint->max && $length > $constraint->max) {
      $this
        ->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->maxMessage)
        ->setParameter('{{ value }}', $this
        ->formatValue($stringValue))
        ->setParameter('{{ limit }}', $constraint->max)
        ->setInvalidValue($value)
        ->setPlural((int) $constraint->max)
        ->setCode(Length::TOO_LONG_ERROR)
        ->addViolation();
      return;
    }
    if (null !== $constraint->min && $length < $constraint->min) {
      $this
        ->buildViolation($constraint->min == $constraint->max ? $constraint->exactMessage : $constraint->minMessage)
        ->setParameter('{{ value }}', $this
        ->formatValue($stringValue))
        ->setParameter('{{ limit }}', $constraint->min)
        ->setInvalidValue($value)
        ->setPlural((int) $constraint->min)
        ->setCode(Length::TOO_SHORT_ERROR)
        ->addViolation();
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConstraintValidator::$context	protected	property
ConstraintValidator::buildViolation Deprecated	protected	function	Wrapper for {@link ExecutionContextInterface::buildViolation} that supports the 2.4 context API.
ConstraintValidator::buildViolationInContext Deprecated	protected	function	Wrapper for {@link ExecutionContextInterface::buildViolation} that supports the 2.4 context API.
ConstraintValidator::formatTypeOf	protected	function	Returns a string representation of the type of the value.
ConstraintValidator::formatValue	protected	function	Returns a string representation of the value.
ConstraintValidator::formatValues	protected	function	Returns a string representation of a list of values.
ConstraintValidator::initialize	public	function	Initializes the constraint validator. Overrides ConstraintValidatorInterface::initialize	1
ConstraintValidator::OBJECT_TO_STRING		constant	Whether to cast objects with a "__toString()" method to strings.
ConstraintValidator::PRETTY_DATE		constant	Whether to format {@link \DateTime} objects as RFC-3339 dates ("Y-m-d H:i:s").
LengthValidator::validate	public	function	Checks if the passed value is valid. Overrides ConstraintValidatorInterface::validate