public function CpfUniqueConstraintValidator::validate in CPF 8.2

Same name and namespace in other branches

1. 8 src/Plugin/Validation/Constraint/CpfUniqueConstraintValidator.php \Drupal\cpf\Plugin\Validation\Constraint\CpfUniqueConstraintValidator::validate()

File

src/Plugin/Validation/Constraint/CpfUniqueConstraintValidator.php, line 22

Contains \Drupal\cpf\Plugin\Validation\Constraint\CpfUniqueConstraintValidator.

Class

CpfUniqueConstraintValidator

Validates that a field is unique for the given entity type.

Namespace

Drupal\cpf\Plugin\Validation\Constraint

Code

public function validate($value, Constraint $constraint) {
  $fieldDefinition = $constraint->fieldDefinition;
  $field_name = $fieldDefinition
    ->getName();
  $entity = $constraint->entity;
  $entity_type_id = $entity
    ->getEntityTypeId();
  $id_key = $entity
    ->getEntityType()
    ->getKey('id');
  $id = (int) $entity
    ->id();
  $query = \Drupal::entityQuery($entity_type_id)
    ->condition($id_key, $id, '<>')
    ->condition($field_name, $value);
  if (!$constraint->ignoreBundle) {
    $query
      ->condition('type', $entity
      ->bundle());
  }
  $value_taken = (bool) $query
    ->range(0, 1)
    ->count()
    ->execute();
  if ($value_taken) {
    $this->context
      ->addViolation($constraint->message, [
      '%value' => $value,
      '@entity_type' => $entity
        ->getEntityType()
        ->getLowercaseLabel(),
      '@field_name' => Unicode::strtolower($fieldDefinition
        ->getLabel()),
    ]);
  }
}