$toolPath = '';
//Page::findPathExtension( $toolName );
require_once $toolPath . $toolName;
// get privileges for the current viewer
$privManager = new PrivilegeManager($this->viewer->getID());
if ($privManager->isCampusAdmin($this->EVENT_ID, $this->CAMPUS_ID) == true) {
    /********** NOTE: make sure 60 second PHP timeout is not activated: use filters, such as event_id  ************/
    $EVENT_ID = 18;
    // retrieve registration records
    $regs = new RowManager_RegistrationManager();
    $regs->setEventID($EVENT_ID);
    $regsList = $regs->getListIterator();
    $regsArray = $regsList->getDataList();
    $priceGetter = new FinancialTools();
    reset($regsArray);
    foreach (array_keys($regsArray) as $k) {
        $record = current($regsArray);
        $reg_id = $record['registration_id'];
        $owed = $priceGetter->simpleCalcBalanceOwing($reg_id);
        // store calculated balance owing in registration record
        $singleReg = new RowManager_RegistrationManager($reg_id);
        $balance = array();
        $balance['registration_balance'] = $owed;
        $singleReg->loadFromArray($balance);
        $singleReg->updateDBTable();
        next($regsArray);
    }
    echo "SUCCESS!";
} else {
    echo "PRIVILEGE LEVEL NOT HIGH ENOUGH...";
}
 /**
  * function updateDBTable
  * <pre>
  * Updates the DB table info.
  * </pre>
  * @return [void]
  */
 function updateDBTable($isDebug = false)
 {
     $status = parent::updateDBTable($isDebug);
     if ($status == true) {
         $values = $this->getArrayOfValues();
         // 	    echo "<pre>".print_r($values,true)."</pre>";
         if (isset($values['reg_id'])) {
             // update balance owing column in cim_reg_registration table
             $singleReg = new RowManager_RegistrationManager($values['reg_id']);
             // 		    $singleReg_list = $singleReg->getListIterator();
             // 		    $singleReg_array = $singleReg_list->getDataList();
             //
             // 		    reset($singleReg_array);
             // 		    $record = current($singleReg_array);
             // 		    $oldBalance = $record['registration_balance'];
             $balanceGetter = new FinancialTools();
             $balance = array();
             // 			 $balance['registration_balance'] = $oldBalance - $record['cctransaction_amount'];
             $balance['registration_balance'] = $balanceGetter->simpleCalcBalanceOwing($values['reg_id']);
             $singleReg->loadFromArray($balance);
             $singleReg->updateDBTable();
         }
     }
 }