public function Formatter::viewElements in Select (or other) 8.3

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/Plugin/Field/FieldFormatter/Formatter.php, line 29

Contains \Drupal\select_or_other\Plugin\Field\FieldFormatter\Formatter.

Class

Formatter

Plugin implementation of the 'select_or_other' formatter.

Namespace

Drupal\select_or_other\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = [];
  $field_options = $this
    ->getFieldOptions();
  foreach ($items as $delta => $item) {
    if (array_key_exists($item['value'], $field_options)) {
      $element[$delta] = array(
        '#markup' => $field_options[$item['value']],
      );
    }
    else {
      $element[$delta] = array(
        '#markup' => $item['value'],
      );
    }
  }
  return $element;
}