public function MediaPdfThumbnailImageFieldFormatter::viewElements in Media PDF Thumbnail 8.4

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 ImageFormatter::viewElements

File

src/Plugin/Field/FieldFormatter/MediaPdfThumbnailImageFieldFormatter.php, line 151

Class

MediaPdfThumbnailImageFieldFormatter

Plugin implementation of the 'image' formatter.

Namespace

Drupal\media_pdf_thumbnail\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $image_link_setting = $this
    ->getSetting('image_link');
  $element = parent::viewElements($items, $langcode);
  $mediaEntity = $element[0]['#item']
    ->getParent()
    ->getParent()
    ->getEntity();
  if ($image_link_setting == 'pdf_file' && !empty($mediaEntity)) {
    $url = $this
      ->getPdfFileUri($mediaEntity);
    $element[0]['#url'] = $url ?: $element[0]['#url'];
  }
  return $element;
}