Improved transactions support (multilevel).

[fa-stable.git] / sales / includes / cart_class.inc

diff --git a/sales/includes/cart_class.inc b/sales/includes/cart_class.inc
index 68166e9812a8443044233e48993c1d8cd792ad41..3566d686ff14bdd4c2bb82ee91d9b686d9da9f66 100644 (file)
--- a/sales/includes/cart_class.inc
+++ b/sales/includes/cart_class.inc
@@ -209,6 +209,7 @@ class cart
        // Makes parent documents for direct delivery/invoice by recurent call.
        // $policy - 0 or 1:  writeoff/return for IV, back order/cancel for DN
        function write($policy=0) {
+               begin_transaction(); // prevents partial database changes in case of direct delivery/invoice
                if (count($this->src_docs) == 0 && ($this->trans_type == ST_SALESINVOICE || $this->trans_type == ST_CUSTDELIVERY)) {
                        // this is direct document - first add parent
                        $src = (PHP_VERSION<5) ? $this : clone( $this ); // make local copy of this cart
@@ -236,18 +237,20 @@ class cart
                }
                switch($this->trans_type) {
                        case ST_SALESINVOICE:
-                               return write_sales_invoice($this);
+                               write_sales_invoice($this); break;
                        case ST_CUSTCREDIT:
-                               return write_credit_note($this, $policy);
+                               write_credit_note($this, $policy); break;
                        case ST_CUSTDELIVERY:
-                               return write_sales_delivery($this, $policy);
+                               write_sales_delivery($this, $policy); break;
                        case ST_SALESORDER:
                        case ST_SALESQUOTE:
                                if ($this->trans_no==0) // new document
-                                       return add_sales_order($this);
+                                       add_sales_order($this);
                                else
-                                       return update_sales_order($this);
+                                       update_sales_order($this);
                }
+
+               commit_transaction();
        }
 
        function set_customer($customer_id, $customer_name, $currency, $discount, $payment, $cdiscount=0)