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class DateValidator in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 vendor/symfony/validator/Constraints/DateValidator.php \Symfony\Component\Validator\Constraints\DateValidator

@author Bernhard Schussek <bschussek@gmail.com>

Hierarchy

Expanded class hierarchy of DateValidator

1 file declares its use of DateValidator
DateValidatorTest.php in vendor/symfony/validator/Tests/Constraints/DateValidatorTest.php

File

vendor/symfony/validator/Constraints/DateValidator.php, line 22

Namespace

Symfony\Component\Validator\Constraints
View source
class DateValidator extends ConstraintValidator {
  const PATTERN = '/^(\\d{4})-(\\d{2})-(\\d{2})$/';

  /**
   * Checks whether a date is valid.
   *
   * @param int $year  The year
   * @param int $month The month
   * @param int $day   The day
   *
   * @return bool Whether the date is valid
   *
   * @internal
   */
  public static function checkDate($year, $month, $day) {
    return checkdate($month, $day, $year);
  }

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    if (!$constraint instanceof Date) {
      throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\Date');
    }
    if (null === $value || '' === $value || $value instanceof \DateTime) {
      return;
    }
    if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
      throw new UnexpectedTypeException($value, 'string');
    }
    $value = (string) $value;
    if (!preg_match(static::PATTERN, $value, $matches)) {
      if ($this->context instanceof ExecutionContextInterface) {
        $this->context
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Date::INVALID_FORMAT_ERROR)
          ->addViolation();
      }
      else {
        $this
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Date::INVALID_FORMAT_ERROR)
          ->addViolation();
      }
      return;
    }
    if (!self::checkDate($matches[1], $matches[2], $matches[3])) {
      if ($this->context instanceof ExecutionContextInterface) {
        $this->context
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Date::INVALID_DATE_ERROR)
          ->addViolation();
      }
      else {
        $this
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Date::INVALID_DATE_ERROR)
          ->addViolation();
      }
    }
  }

}

Members

Namesort descending Modifiers Type Description Overrides
ConstraintValidator::$context protected property 3
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").
DateValidator::checkDate public static function Checks whether a date is valid.
DateValidator::PATTERN constant 1
DateValidator::validate public function Checks if the passed value is valid. Overrides ConstraintValidatorInterface::validate 1