public function YouTubeUrlFormatter::viewElements in YouTube Field 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/Plugin/Field/FieldFormatter/YouTubeUrlFormatter.php, line 73

Class

YouTubeUrlFormatter

Plugin implementation of the 'youtube_url' formatter.

Namespace

Drupal\youtube\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = [];
  $link = $this
    ->getSetting('link');
  foreach ($items as $delta => $item) {
    if ($link) {
      $element[$delta] = [
        '#type' => 'link',
        '#title' => $item->input,
        '#url' => Url::fromUri($item->input),
        '#options' => [
          'attributes' => [
            'class' => [
              'youtube-url',
              'youtube-url--' . Html::getClass($item->video_id),
            ],
          ],
          'html' => TRUE,
        ],
      ];
    }
    else {
      $element[$delta] = [
        '#markup' => Html::escape($item->input),
      ];
    }
  }
  return $element;
}