WebformEntityReferenceUrlFormatter.php in Webform 6.x

Namespace

Drupal\webform\Plugin\Field\FieldFormatter

File

src/Plugin/Field/FieldFormatter/WebformEntityReferenceUrlFormatter.php

<?php

namespace Drupal\webform\Plugin\Field\FieldFormatter;

use Drupal\Core\Field\FieldItemListInterface;
use Drupal\webform\Plugin\WebformSourceEntity\QueryStringWebformSourceEntity;

/**
 * Plugin implementation of the 'Webform url' formatter.
 *
 * @FieldFormatter(
 *   id = "webform_entity_reference_url",
 *   label = @Translation("URL"),
 *   description = @Translation("Display URL to the referenced webform."),
 *   field_types = {
 *     "webform"
 *   }
 * )
 */
class WebformEntityReferenceUrlFormatter extends WebformEntityReferenceFormatterBase {

  /**
   * {@inheritdoc}
   */
  public function viewElements(FieldItemListInterface $items, $langcode) {
    $source_entity = $items
      ->getEntity();
    $elements = [];

    /** @var \Drupal\webform\WebformInterface[] $entities */
    $entities = $this
      ->getEntitiesToView($items, $langcode);
    foreach ($entities as $delta => $entity) {
      $link_options = QueryStringWebformSourceEntity::getRouteOptionsQuery($source_entity);
      $link = [
        '#plain_text' => $entity
          ->toUrl('canonical', $link_options)
          ->toString(),
      ];
      $elements[$delta] = $link;
      $this
        ->setCacheContext($elements[$delta], $entity, $items[$delta]);
    }
    return $elements;
  }

}

Classes

Name	Description
WebformEntityReferenceUrlFormatter	Plugin implementation of the 'Webform url' formatter.