public function InstagramEmbedFormatter::viewElements in Media entity Instagram 3.x

Same name and namespace in other branches

1. 8.2 src/Plugin/Field/FieldFormatter/InstagramEmbedFormatter.php \Drupal\media_entity_instagram\Plugin\Field\FieldFormatter\InstagramEmbedFormatter::viewElements()
2. 8 src/Plugin/Field/FieldFormatter/InstagramEmbedFormatter.php \Drupal\media_entity_instagram\Plugin\Field\FieldFormatter\InstagramEmbedFormatter::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 OEmbedFormatter::viewElements

File

src/Plugin/Field/FieldFormatter/InstagramEmbedFormatter.php, line 64

Class

InstagramEmbedFormatter

Plugin implementation of the 'instagram_embed' formatter.

Namespace

Drupal\media_entity_instagram\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $element = [];
  $max_width = $this
    ->getSetting('max_width');
  foreach ($items as $delta => $item) {
    $main_property = $item
      ->getFieldDefinition()
      ->getFieldStorageDefinition()
      ->getMainPropertyName();
    $value = $item->{$main_property};
    if (empty($value)) {
      continue;
    }
    try {
      $resource_url = $this->urlResolver
        ->getResourceUrl($value, $max_width, NULL, $this
        ->getSettings());
      $resource = $this->resourceFetcher
        ->fetchResource($resource_url);
    } catch (ResourceException $exception) {
      $this->logger
        ->error("Could not retrieve the remote URL (@url).", [
        '@url' => $value,
      ]);
      continue;
    }
    switch ($resource
      ->getType()) {
      case Resource::TYPE_LINK:
      case Resource::TYPE_PHOTO:
        return parent::viewElements($items, $langcode);
      default:
        $element[$delta] = [
          '#theme' => 'media_oembed_iframe',
          '#resource' => $resource,
          '#media' => IFrameMarkup::create($resource
            ->getHtml()),
          '#attached' => [
            'library' => [
              'media_entity_instagram/integration',
            ],
          ],
        ];
        CacheableMetadata::createFromObject($resource)
          ->addCacheTags($this->config
          ->getCacheTags())
          ->applyTo($element[$delta]);
    }
  }
  return $element;
}