public function LanguageFilter::getValueOptions in Custom Language field 8

Child classes should be used to override this function and set the 'value options', unless 'options callback' is defined as a valid function or static public method to generate these values.

This can use a guard to be used to reduce database hits as much as possible.

Return value

array|null The stored values from $this->valueOptions.

Overrides LanguageFilter::getValueOptions

File

src/Plugin/views/filter/LanguageFilter.php, line 22

Class

LanguageFilter

Provides filtering by language.

Namespace

Drupal\languagefield\Plugin\views\filter

Code

public function getValueOptions() {
  if (!isset($this->valueOptions)) {
    $this->valueTitle = $this
      ->t('Language');

    // Pass the current values so options that are already selected do not get
    // lost when there are changes in the language configuration.
    // $this->valueOptions = $this->listLanguages(LanguageInterface::STATE_ALL
    // | LanguageInterface::STATE_SITE_DEFAULT
    // | PluginBase::INCLUDE_NEGOTIATED, array_keys($this->value));
    // .
    $field_storage = $this
      ->getFieldStorageDefinition();
    $this->valueOptions = options_allowed_values($field_storage);
  }
  return $this->valueOptions;
}