protected function FieldFormatterBase::getAvailableFieldNames in (Entity Reference) Field Formatters 8

Same name and namespace in other branches

1. 8.2 src/Plugin/Field/FieldFormatter/FieldFormatterBase.php \Drupal\field_formatter\Plugin\Field\FieldFormatter\FieldFormatterBase::getAvailableFieldNames()
2. 3.x src/Plugin/Field/FieldFormatter/FieldFormatterBase.php \Drupal\field_formatter\Plugin\Field\FieldFormatter\FieldFormatterBase::getAvailableFieldNames()

Gets list of supported fields.

Return value

array List of fields that are supported keyed by field machine name.

2 calls to FieldFormatterBase::getAvailableFieldNames()

FieldFormatterFromViewDisplay::settingsForm in src/Plugin/Field/FieldFormatter/FieldFormatterFromViewDisplay.php

Returns a form to configure settings for the formatter.

FieldFormatterWithInlineSettings::settingsForm in src/Plugin/Field/FieldFormatter/FieldFormatterWithInlineSettings.php

Returns a form to configure settings for the formatter.

File

src/Plugin/Field/FieldFormatter/FieldFormatterBase.php, line 143

Class

FieldFormatterBase

Base class for field formatters.

Namespace

Drupal\field_formatter\Plugin\Field\FieldFormatter

Code

protected function getAvailableFieldNames() {
  $field_names = [];
  $entity_type_id = $this->fieldDefinition
    ->getSetting('target_type');

  /** @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface $bundle_info */
  $bundle_info = \Drupal::service('entity_type.bundle.info');
  $fieldDefinitionHandlerSettings = $this->fieldDefinition
    ->getSetting('handler_settings');
  $target_bundles = empty($fieldDefinitionHandlerSettings['target_bundles']) ? array_keys($bundle_info
    ->getBundleInfo($entity_type_id)) : $fieldDefinitionHandlerSettings['target_bundles'];
  foreach ($target_bundles as $value) {
    $bundle_field_names = array_map(function (FieldDefinitionInterface $field_definition) {
      return $field_definition
        ->getLabel();
    }, \Drupal::service('entity_field.manager')
      ->getFieldDefinitions($entity_type_id, $value));
    $field_names = array_merge($field_names, $bundle_field_names);
  }
  return $field_names;
}