public function FormatterBase::viewElements in Reference Table Formatter 8

Builds a renderable array for a field value.

Parameters

\Drupal\Core\Field\FieldItemListInterface $items: The field values to be rendered.

string $langcode: The language that should be used to render the field.

Return value

array A renderable array for $items, as an array of child elements keyed by consecutive numeric indexes starting from 0.

Overrides FormatterInterface::viewElements

File

src/FormatterBase.php, line 43

Class

FormatterBase

A base field formatter class for rendering tables.

Namespace

Drupal\reference_table_formatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  if ($entities = $this
    ->getEntitiesToView($items)) {
    $field_def = $items[0]
      ->getFieldDefinition();

    // Return an array so that field labels still work.
    return [
      $this->referenceRenderer
        ->getTable($this
        ->getTargetEntityId($field_def), $this
        ->getTargetBundleId($field_def), $entities, $this
        ->getSettings()),
    ];
  }
  return [];
}