bee_hotel-1.x-dev/src/Access/BeeHotelBookThisUnitAccessCheck.php

<?php

namespace Drupal\bee_hotel\Access;

use Drupal\Core\Access\AccessResult;
use Drupal\Core\Config\ConfigFactory;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Routing\Access\AccessInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\node\Entity\Node;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Validate access to the unti entity.
 *
 * @package Drupal\bee_hotel
 */
class BeeHotelBookThisUnitAccessCheck implements AccessInterface {

  /**
   * The entity manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * Drupal configuration service container.
   *
   * @var \Drupal\Core\Config\ConfigFactory
   */
  protected $configFactory;

  /**
   * Constructs a BeeHotelBookThisUnitAccessCheck object.
   *
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_manager
   *   The entity manager.
   * @param \Drupal\Core\Config\ConfigFactory $config_factory
   *   The config factory.
   */
  public function __construct(EntityTypeManagerInterface $entity_manager, ConfigFactory $config_factory) {
    $this->entityTypeManager = $entity_manager;
    $this->configFactory = $config_factory;
  }

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

  /**
   * Check access to the unit entity.
   *
   * @param \Drupal\Core\Session\AccountInterface $account
   *   The currently logged in account.
   * @param \Drupal\node\Entity\Node $node
   *   A unit node.
   *
   * @return string
   *   A \Drupal\Core\Access\AccessInterface constant value.
   */
  public function access(AccountInterface $account, Node $node = NULL) {

    if (isset($node)) {
      $bee_hotel_settings = $this->configFactory->getEditable('node.type.' . $node->bundle())->get('bee');
      if (isset($bee_hotel_settings['bookable']) && $bee_hotel_settings['bookable']) {

        // Everybody is welcome to book my units :)
        return AccessResult::allowed();

      }
    }
    return AccessResult::forbidden();
  }

}