public function CountryDefaultFormatter::viewElements in Country 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/CountryDefaultFormatter.php, line 25

Class

CountryDefaultFormatter

Plugin implementation of the 'country' formatter.

Namespace

Drupal\country\Plugin\Field\FieldFormatter

Code

public function viewElements(FieldItemListInterface $items, $langcode) {
  $elements = [];
  $countries = \Drupal::service('country.field.manager')
    ->getSelectableCountries($this->fieldDefinition);
  foreach ($items as $delta => $item) {
    if (isset($countries[$item->value])) {
      $elements[$delta] = [
        '#markup' => $countries[$item->value],
      ];
    }
  }
  return $elements;
}