DemoWidget.php in Geolocation Field 8.2

Namespace

Drupal\geolocation_demo\Form

File

modules/geolocation_demo/src/Form/DemoWidget.php

<?php

namespace Drupal\geolocation_demo\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Entity\EntityTypeManager;
use Drupal\Core\Field\WidgetPluginManager;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Returns responses for geolocation_demo module routes.
 */
abstract class DemoWidget extends FormBase {

  /**
   * Drupal\Core\Field\WidgetPluginManager definition.
   *
   * @var \Drupal\Core\Field\WidgetPluginManager
   */
  protected $pluginManagerFieldWidget;

  /**
   * Drupal\Core\Entity\EntityTypeManager definition.
   *
   * @var \Drupal\Core\Entity\EntityTypeManager
   */
  protected $entityTypeManager;

  /**
   * {@inheritdoc}
   */
  public function __construct(WidgetPluginManager $plugin_manager_field_widget, EntityTypeManager $entity_type_manager) {
    $this->pluginManagerFieldWidget = $plugin_manager_field_widget;
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('plugin.manager.field.widget'), $container
      ->get('entity_type.manager'));
  }

  /**
   * {@inheritdoc}
   */
  public function getWidgetForm($widget_id, array $form, FormStateInterface $form_state) {

    /** @var \Drupal\node\NodeInterface $node */
    $node = $this->entityTypeManager
      ->getStorage('node')
      ->create([
      'type' => 'geolocation_default_article',
    ]);
    $field_name = 'field_geolocation_demo_multiple';
    $field_definition = $node
      ->getFieldDefinition($field_name);
    $widget_settings = [
      'field_definition' => $field_definition,
      'form_mode' => 'default',
      // No need to prepare, defaults have been merged in setComponent().
      'prepare' => TRUE,
      'configuration' => [
        'settings' => [],
        'third_party_settings' => [],
      ],
    ];
    $widget = $this->pluginManagerFieldWidget
      ->getInstance(array_merge_recursive($widget_settings, [
      'configuration' => [
        'type' => $widget_id,
      ],
    ]));
    $items = $node
      ->get($field_name);
    $form['#parents'] = [];
    return $widget
      ->form($items, $form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
  }

}

Classes

Name	Description
DemoWidget	Returns responses for geolocation_demo module routes.