public function EntityReference::getValueOptions in Views Entity Reference Filter 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 InOperator::getValueOptions

File

src/Plugin/views/filter/EntityReference.php, line 155

Class

EntityReference

Provides a Views filter for entity reference fields.

Namespace

Drupal\verf\Plugin\views\filter

Code

public function getValueOptions() {
  if ($this->valueOptions !== NULL) {
    return $this->valueOptions;
  }
  $this->valueOptions = [];
  foreach ($this
    ->getReferenceableEntities() as $entity) {
    $current_content_language_id = $this->languageManager
      ->getCurrentLanguage(LanguageInterface::TYPE_CONTENT)
      ->getId();
    if ($entity instanceof TranslatableInterface && $entity
      ->hasTranslation($current_content_language_id)) {
      $entity = $entity
        ->getTranslation($current_content_language_id);
    }

    // Use the special view label, since some entities allow the label to be
    // viewed, even if the entity is not allowed to be viewed.
    if (!$entity
      ->access('view label')) {
      $this->valueOptions[$entity
        ->id()] = new TranslatableMarkup('- Restricted access -');
      continue;
    }
    $this->valueOptions[$entity
      ->id()] = $entity
      ->label();
  }
  natcasesort($this->valueOptions);
  return $this->valueOptions;
}