xtcentity-2.x-dev/src/Form/XtendedContentForm.php

<?php

namespace Drupal\xtcentity\Form;

use Drupal\Core\Entity\ContentEntityForm;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Routing\RouteMatchInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Form controller for Xtended Content edit forms.
 *
 * @ingroup xtcentity
 */
class XtendedContentForm extends ContentEntityForm {

  /**
   * The current user account.
   *
   * @var \Drupal\Core\Session\AccountProxyInterface
   */
  protected $account;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    // Instantiates this form class.
    $instance = parent::create($container);
    $instance->account = $container->get('current_user');
    return $instance;
  }

  /**
   * {@inheritdoc}
   */
  public function getEntityFromRouteMatch(RouteMatchInterface $route_match, $entity_type_id) {
    if ($route_match->getRawParameter($entity_type_id) !== NULL) {
      $entity = $route_match->getParameter($entity_type_id);
    }
    else {
      $values = [];
      // If the entity has bundles, fetch it from the route match.
      $entity_type = $this->entityTypeManager->getDefinition($entity_type_id);
      if ($bundle_key = $entity_type->getKey('bundle')) {
        if (($bundle_entity_type_id = $entity_type->getBundleEntityType()) && $route_match->getRawParameter($bundle_entity_type_id)) {
          $values[$bundle_key] = $route_match->getParameter($bundle_entity_type_id);
        }
        elseif ($route_match->getRawParameter($bundle_key)) {
          $values[$bundle_key] = $route_match->getParameter($bundle_key);
        }
      }
      $entity = $this->entityTypeManager->getStorage($entity_type_id)->create($values);
    }

    return $entity;
  }



  /**
   * {@inheritdoc}
   */
  public function save(array $form, FormStateInterface $form_state) {
    $entity = $this->entity;
    $status = parent::save($form, $form_state);

    switch ($status) {
      case SAVED_NEW:
        $this->messenger()->addMessage($this->t('Created the %label Xtended Content.', [
          '%label' => $entity->label(),
        ]));
        break;

      default:
        $this->messenger()->addMessage($this->t('Saved the %label Xtended Content.', [
          '%label' => $entity->label(),
        ]));
    }
    $form_state->setRedirect('entity.xtended_content.canonical', ['xtended_content' => $entity->id()]);
  }

}