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| <?php | |
| /** | |
| * @file | |
| * Contains \Drupal\options\Plugin\Field\FieldFormatter\OptionsDefaultFormatter. | |
| */ | |
| namespace Drupal\options\Plugin\Field\FieldFormatter; | |
| use Drupal\Core\Field\AllowedTagsXssTrait; | |
| use Drupal\Core\Field\FieldFilteredMarkup; | |
| use Drupal\Core\Field\FormatterBase; | |
| use Drupal\Core\Field\FieldItemListInterface; | |
| use Drupal\Core\Form\OptGroup; | |
| /** | |
| * Plugin implementation of the 'list_default' formatter. | |
| * | |
| * @FieldFormatter( | |
| * id = "list_default", | |
| * label = @Translation("Default"), | |
| * field_types = { | |
| * "list_integer", | |
| * "list_float", | |
| * "list_string", | |
| * } | |
| * ) | |
| */ | |
| class OptionsDefaultFormatter extends FormatterBase { | |
| use AllowedTagsXssTrait; | |
| /** | |
| * {@inheritdoc} | |
| */ | |
| public function viewElements(FieldItemListInterface $items, $langcode) { | |
| $elements = array(); | |
| // Only collect allowed options if there are actually items to display. | |
| if ($items->count()) { | |
| $provider = $items->getFieldDefinition() | |
| ->getFieldStorageDefinition() | |
| ->getOptionsProvider('value', $items->getEntity()); | |
| // Flatten the possible options, to support opt groups. | |
| $options = OptGroup::flattenOptions($provider->getPossibleOptions()); | |
| foreach ($items as $delta => $item) { | |
| $value = $item->value; | |
| // If the stored value is in the current set of allowed values, display | |
| // the associated label, otherwise just display the raw value. | |
| $output = isset($options[$value]) ? $options[$value] : $value; | |
| $elements[$delta] = array( | |
| '#markup' => $output, | |
| '#allowed_tags' => FieldFilteredMarkup::allowedTags(), | |
| ); | |
| } | |
| } | |
| return $elements; | |
| } | |
| } |