public function MenuLinkFormatter::viewElements in Menu Link (Field) 2.0.x

Same name and namespace in other branches

1. 8 src/Plugin/Field/FieldFormatter/MenuLinkFormatter.php \Drupal\menu_link\Plugin\Field\FieldFormatter\MenuLinkFormatter::viewElements()

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/MenuLinkFormatter.php, line 115

Class

MenuLinkFormatter

Plugin implementation of the 'menu_link' formatter.

Namespace

Drupal\menu_link\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  foreach ($items as $delta => $item) {
    if (empty($items[$delta]->menu_name)) {
      continue;
    }
    $id = $items[$delta]
      ->getMenuPluginId();
    $link = $this->menuLinkManager
      ->createInstance($id);
    if ($this
      ->getSetting('link_to_target')) {
      $elements[$delta] = Link::fromTextAndUrl($link
        ->getTitle(), $link
        ->getUrlObject())
        ->toRenderable();
    }
    else {

      // Set URL to none if we don't want to link to the menu link target.
      $elements[$delta] = [
        '#markup' => new HtmlEscapedText($link
          ->getTitle()),
      ];
    }
  }
  return $elements;
}