private function UniqueEntityTitleValidator::isNotUnique in Unique entity title 8

Is Not unique?

Parameters

string $unique_field: The name of unique field.

string $value: Value of the field to check for uniqueness.

string $entity_type_id: Id of the Entity Type.

string $bundle_field: Field of the Entity type.

string $bundle: Bundle of the entity.

string $id_field: Id field of the entity.

Return value

bool Whether the entity is unique or not

1 call to UniqueEntityTitleValidator::isNotUnique()

UniqueEntityTitleValidator::validate in src/Plugin/Validation/Constraint/UniqueEntityTitleValidator.php

File

src/Plugin/Validation/Constraint/UniqueEntityTitleValidator.php, line 67

Class

UniqueEntityTitleValidator

Validates the UniqueEntityTitle constraint.

Namespace

Drupal\unique_entity_title\Plugin\Validation\Constraint

Code

private function isNotUnique($unique_field, $value, $entity_type_id, $bundle_field, $bundle, $id_field) {
  if (!empty($entity_type_id)) {
    $query = \Drupal::entityQuery($entity_type_id)
      ->condition($unique_field, $value)
      ->condition($bundle_field, $bundle)
      ->range(0, 1);

    // Exclude the current entity.
    if (!empty($id = $this->context
      ->getRoot()
      ->getEntity()
      ->id())) {
      $query
        ->condition($id_field, $id, '!=');
    }
    $entities = $query
      ->execute();
  }
  if (!empty($entities)) {
    return TRUE;
  }
  return FALSE;
}