/**
  * Hold a student registration request
  *
  * @param Request $request
  * @return mixed
  */
 public function holdRequest(Request $request)
 {
     if (!$this->isRegistrationActive('staff')) {
         return view($this->inactiveView);
     }
     $rollNo = $request['rollNo'];
     $remarks = $request['remarks'];
     // Update the status of the student request as
     // pending and add the appropriate remarks
     HostelStaffRequest::find($rollNo)->update(['status' => 'pending', 'remarks' => $remarks]);
     return redirect('/hostelStaffs/semesterRegistration/studentRequests/new');
 }