public function TwitterFormatterBase::viewElements in Twitter Embed 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/TwitterFormatterBase.php, line 51

Class

TwitterFormatterBase

Class TwitterFormatterBase.

Namespace

Drupal\twitter_embed\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  foreach ($items as $delta => $item) {
    $configuration = $this
      ->getSettings();

    // @todo sanitize, remove @, ...
    $configuration['username'] = $this
      ->viewValue($item);
    $elements[$delta] = $this->twitterWidget
      ->getWidget($configuration);
  }
  return $elements;
}