view core/modules/system/src/Access/DbUpdateAccessCheck.php @ 19:fa3358dc1485 tip

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<?php

namespace Drupal\system\Access;

use Drupal\Core\Routing\Access\AccessInterface;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\Session\AccountInterface;
use Drupal\Core\Site\Settings;

/**
 * Access check for database update routes.
 */
class DbUpdateAccessCheck implements AccessInterface {

  /**
   * Checks access for update routes.
   *
   * @param \Drupal\Core\Session\AccountInterface $account
   *   The currently logged in account.
   *
   * @return string
   *   A \Drupal\Core\Access\AccessInterface constant value.
   */
  public function access(AccountInterface $account) {
    // Allow the global variable in settings.php to override the access check.
    if (Settings::get('update_free_access')) {
      return AccessResult::allowed()->setCacheMaxAge(0);
    }

    if ($account->hasPermission('administer software updates')) {
      return AccessResult::allowed()->cachePerPermissions();
    }
    else {
      return AccessResult::forbidden()->cachePerPermissions();
    }
  }

}