public function ComplexDataConstraintValidator::validate

Checks if the passed value is valid.

@api

Parameters

mixed $value The value that should be validated:

Constraint $constraint The constraint for the validation:

Overrides ConstraintValidatorInterface::validate

File

drupal/core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/ComplexDataConstraintValidator.php, line 23
Contains \Drupal\Core\Validation\Plugin\Validation\Constraint\ComplexDataConstraintValidator.

Class

ComplexDataConstraintValidator
Validates complex data.

Namespace

Drupal\Core\Validation\Plugin\Validation\Constraint

Code

public function validate($value, Constraint $constraint) {
  if (!isset($value)) {
    return;
  }
  if (!$value instanceof ComplexDataInterface) {
    throw new UnexpectedTypeException($value, 'ComplexData');
  }
  $group = $this->context
    ->getGroup();
  foreach ($constraint->properties as $name => $constraints) {
    $property = $value
      ->get($name);
    $is_container = $property instanceof ComplexDataInterface || $property instanceof ListInterface;
    if (!$is_container) {
      $property = $property
        ->getValue();
    }
    elseif ($property
      ->isEmpty()) {

      // @see \Drupal\Core\TypedData\Validation\PropertyContainerMetadata::accept();
      $property = NULL;
    }
    $this->context
      ->validateValue($property, $constraints, $name, $group);
  }
}