/**
  * Checks whether a front-end user is already blocked during the time for a given event by other booked events.
  *
  * For this, only events that forbid multiple registrations are checked.
  *
  * @param tx_seminars_seminar $seminar a seminar for which we'll check whether the user already is blocked by an other seminars
  *
  * @return bool TRUE if user is blocked by another registration, FALSE otherwise
  */
 private function isUserBlocked(tx_seminars_seminar $seminar)
 {
     return $seminar->isUserBlocked($this->getFeUserUid());
 }
 /**
  * Checks whether a front-end user is already blocked during the time for a given event by other booked events.
  *
  * For this, only events that forbid multiple registrations are checked.
  *
  * @param tx_seminars_seminar $seminar a seminar for which we'll check whether the user already is blocked by an other seminars
  *
  * @return bool TRUE if user is blocked by another registration, FALSE otherwise
  */
 private function isUserBlocked(tx_seminars_seminar $seminar)
 {
     return $seminar->isUserBlocked($this->getLoggedInFrontEndUserUid());
 }