function GraniteOrderCost($order_id = null, $quote_id = null)
 {
     $order_data = array();
     $total_cost = 0.0;
     $gst_cost = 0.0;
     $item_cost = 0.0;
     App::import("Model", "QuoteManager.GraniteOrder");
     $granite_order = new GraniteOrder();
     if ($order_id) {
         $order_data = $granite_order->find("first", array("conditions" => array("GraniteOrder.id" => $order_id)));
     } elseif ($quote_id) {
         $order_data = $granite_order->find("first", array("conditions" => array("quote_id" => $quote_id)));
     }
     if ($order_data) {
         $total_cost += $order_data['GraniteOrder']['cost'];
         $order_items = $this->GraniteOrderItem($order_data['GraniteOrder']['id']);
         foreach ($order_items as $order_item) {
             $item_info = explode('|', $order_item['GraniteOrderItem']['code']);
             $item_type = $item_info[1];
             switch ($item_type) {
                 case 'item':
                     $item_cost += $order_item['GraniteOrderItem']['quantity'] * $order_item['Item']['price'];
                     break;
                 case 'cabinet':
                     $item_cost += $order_item['GraniteOrderItem']['quantity'] * $order_item['Cabinet']['manual_unit_price'];
                     break;
                 case 'door':
                     $item_cost += $order_item['GraniteOrderItem']['quantity'] * $order_item['Door']['door_price_each'];
                     break;
                 case 'drawer':
                     $item_cost += $order_item['GraniteOrderItem']['quantity'] * $order_item['Door']['drawer_price_each'];
                     break;
                 case 'wall_door':
                     $item_cost += $order_item['GraniteOrderItem']['quantity'] * $order_item['Door']['wall_door_price_each'];
                     break;
             }
         }
         $total_cost += $item_cost;
         $gst_cost = $total_cost * GST / 100;
         $total_cost += $gst_cost;
     }
     return array('total_cost' => $total_cost, 'gst_cost' => $gst_cost, 'item_cost' => $item_cost);
     //    debug($order_data);
 }