Fixed get_standard_cost() result for dummy items.

diff --git a/includes/db/inventory_db.inc b/includes/db/inventory_db.inc
index 3695166ba3f6e425cc5dad4928623a7ae5a18c2e..2680f3ed42e8f2138dbd084691f68a41839d537f 100644 (file)
--- a/includes/db/inventory_db.inc
+++ b/includes/db/inventory_db.inc
@@ -59,8 +59,8 @@ function get_item_edit_info($stock_id)
 
 function get_standard_cost($stock_id)
 {
-       $sql = "SELECT material_cost + labour_cost + overhead_cost AS std_cost
-               FROM ".TB_PREF."stock_master WHERE stock_id=".db_escape($stock_id);
+       $sql = "SELECT IF(s.type='D', 0, material_cost + labour_cost + overhead_cost) AS std_cost
+               FROM ".TB_PREF."stock_master s WHERE stock_id=".db_escape($stock_id);
        $result = db_query($sql, "The standard cost cannot be retrieved");
 
        $myrow = db_fetch_row($result);