Added upgrade checkbox to Order

application/Order/OrderModel.php

@@ -3,6 +3,7 @@
 class OrderModel {
   public $owner_id;
   public $billingaddress_id;
+  public $upgrade;
   public $partner_number;
   public $order_date;
   public $finish_date;
@@ -270,6 +271,14 @@ class OrderModel {
       }
     }
     
+    if(array_key_exists("upgrade", $filter)) {
+      if($filter['upgrade'] == 1) {
+        $where .= " AND `Order`.upgrade = 1";
+      } else {
+        $where .= " AND `Order`.upgrade = 0";
+      }
+    }
+    
     if(array_key_exists("name", $filter)) {
       $name = FronkDB::singleton()->escape($filter['name']);
       if($name) {