private function EntityReferenceDisplayFormatterTrait::getDisplayFields in Entity Reference Display 8

Retrieve available display mode fields.

3 calls to EntityReferenceDisplayFormatterTrait::getDisplayFields()

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

EntityReferenceDisplayFormatterTrait::settingsSummary in src/Plugin/Field/FieldFormatter/EntityReferenceDisplayFormatterTrait.php

EntityReferenceDisplayFormatterTrait::viewElements in src/Plugin/Field/FieldFormatter/EntityReferenceDisplayFormatterTrait.php

File

src/Plugin/Field/FieldFormatter/EntityReferenceDisplayFormatterTrait.php, line 109

Class

EntityReferenceDisplayFormatterTrait

Plugin trait for the 'entity_reference_display' formatters.

Namespace

Drupal\entity_reference_display\Plugin\Field\FieldFormatter

Code

private function getDisplayFields() {
  $display_fields = [];

  // Get all fields associated with current entity.
  $entity_type = $this->fieldDefinition
    ->getTargetEntityTypeId();
  $entity_bundle = $this->fieldDefinition
    ->getTargetBundle();
  $entity_fields = \Drupal::service('entity_field.manager')
    ->getFieldDefinitions($entity_type, $entity_bundle);

  /** @var \Drupal\Core\Field\FieldDefinitionInterface $field */
  foreach ($entity_fields as $key => $field) {

    // Find display mode fields.
    if ($field
      ->getType() == 'entity_reference_display') {
      $display_fields[$key] = $field
        ->getLabel();
    }
  }
  return $display_fields;
}