/**
      * get the user name from post
      */
     if (empty($_POST['SubCity_Name'])) {
         $errors[] = "Sub City should be filled";
     } else {
         $sub_city_name = $_POST['SubCity_Name'];
     }
     if (empty($_POST['SubCity_Name_Amharic'])) {
         $errors[] = "Sub city in amharic should be filled";
     } else {
         $sub_city_name_amharic = $_POST["SubCity_Name_Amharic"];
     }
     if (empty($errors)) {
         $sub_city = new Sub_City($sub_city_name, $sub_city_name_amharic);
         if ($encoder_con->Sub_City_Exists($sub_city)) {
             encoder_place_redirect(Error_Type::SAME_USER_NAME);
         }
         $added = $encoder_con->Add_Sub_City($sub_city);
         /**
          * inform the encoder about the result
          */
         if ($added) {
             encoder_redirect_success($sub_city);
         } else {
             encoder_place_redirect(Error_Type::DATA_BASE);
         }
     } else {
         encoder_place_redirect(Error_Type::FORM);
     }
 }