public function ColorForm::checkMachineName in Color API 8

Helper function to check whether the Color machine_name already exists.

Parameters

string $id: The Entity machine name to check for existence.

Return value

bool A boolean indicating whether or not an entity with the given machine name exists or not.

File

src/Form/ColorForm.php, line 180

Class

ColorForm

Form handler for the Color add and edit forms.

Namespace

Drupal\colorapi\Form

Code

public function checkMachineName($id) {
  $entity = $this->entityTypeManager
    ->getStorage('colorapi_color')
    ->getQuery()
    ->condition('id', $id)
    ->execute();
  return (bool) $entity;
}