public function TrackingLinkFormatter::viewElements in Commerce Shipping 8.2

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/TrackingLinkFormatter.php, line 27

Class

TrackingLinkFormatter

Plugin implementation of the 'commerce_tracking_link' formatter.

Namespace

Drupal\commerce_shipping\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  if ($items
    ->isEmpty()) {
    return [];
  }

  /** @var \Drupal\commerce_shipping\Entity\ShipmentInterface $shipment */
  $shipment = $items[0]
    ->getEntity();
  $shipping_method = $shipment
    ->getShippingMethod();
  if (!$shipping_method) {
    return [
      [
        '#markup' => Xss::filterAdmin((string) $shipment
          ->getTrackingCode()),
      ],
    ];
  }

  /** @var \Drupal\commerce_shipping\Plugin\Commerce\ShippingMethod\SupportsTrackingInterface $shipping_method_plugin */
  $shipping_method_plugin = $shipment
    ->getShippingMethod()
    ->getPlugin();
  if (!$shipping_method_plugin instanceof SupportsTrackingInterface) {
    return [
      [
        '#markup' => Xss::filterAdmin((string) $shipment
          ->getTrackingCode()),
      ],
    ];
  }
  $tracking_url = $shipping_method_plugin
    ->getTrackingUrl($shipment);
  if (!$tracking_url) {
    return [];
  }
  $elements = [];
  $elements[] = [
    '#type' => 'link',
    '#title' => $shipment
      ->getTrackingCode(),
    '#url' => $tracking_url,
  ];
  return $elements;
}