public function VideoPlayerListFormatter::viewElements in Video 8

Same name and namespace in other branches

1. 8.2 src/Plugin/Field/FieldFormatter/VideoPlayerListFormatter.php \Drupal\video\Plugin\Field\FieldFormatter\VideoPlayerListFormatter::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 VideoPlayerFormatter::viewElements

File

src/Plugin/Field/FieldFormatter/VideoPlayerListFormatter.php, line 33

Class

VideoPlayerListFormatter

Plugin implementation of the 'video_player_list' formatter.

Namespace

Drupal\video\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  $files = $this
    ->getEntitiesToView($items, $langcode);

  // Early opt-out if the field is empty.
  if (empty($files)) {
    return $elements;
  }

  // Collect cache tags to be added for each item in the field.
  $video_items = [];
  foreach ($files as $delta => $file) {
    $video_uri = $file
      ->getFileUri();
    $relative_url = file_url_transform_relative(file_create_url($video_uri));
    $video_items[] = Url::fromUserInput($relative_url);
  }
  $elements[] = [
    '#theme' => 'video_player_formatter',
    '#items' => $video_items,
    '#player_attributes' => $this
      ->getSettings(),
  ];
  return $elements;
}