TourAccessControlHandler.php

<?php

namespace Drupal\tour;

use Drupal\Core\Access\AccessResult;
use Drupal\Core\Entity\EntityAccessControlHandler;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Session\AccountInterface;

/**
 * Defines the access control handler for the tour entity type.
 *
 * @see \Drupal\tour\Entity\Tour
 */
class TourAccessControlHandler extends EntityAccessControlHandler {
    
    /**
     * {@inheritdoc}
     */
    protected function checkAccess(EntityInterface $entity, $operation, AccountInterface $account) {
        if ($operation === 'view') {
            return AccessResult::allowedIfHasPermissions($account, [
                'access tour',
                'administer site configuration',
            ], 'OR');
        }
        return parent::checkAccess($entity, $operation, $account);
    }

}