public function CountryFieldManager::getSelectableCountries in Country 8

Get array of selectable countries.

If some countries have been selected at the default field settings, allow only those to be selectable. Else, check if any have been selected for the field instance. If none, allow all available countries.

Parameters

\Drupal\Core\Field\FieldDefinitionInterface $field_definition: The field definition object.

Return value

array The array of country names keyed by their ISO2 values.

File

src/CountryFieldManager.php, line 43

Class

CountryFieldManager

Defines a class for country field management.

Namespace

Drupal\country

Code

public function getSelectableCountries(FieldDefinitionInterface $field_definition) {
  $field_definition_countries = $field_definition
    ->getSetting('selectable_countries');
  $field_storage_countries = $field_definition
    ->getFieldStorageDefinition()
    ->getSetting('selectable_countries');
  $countries = $this->countryManager
    ->getList();
  $allowed = !empty($field_definition_countries) ? $field_definition_countries : $field_storage_countries;
  return !empty($allowed) ? array_intersect_key($countries, $allowed) : $countries;
}