[FIX] account: avoid ZeroDivisionError

bzr revid: chs@tinyerp.com-20091013143410-sz59hp38dvv1ufor
2009-10-13 16:34:10 +02:00
parent f28d004d3a
commit 6b9040ca8d
1 changed files with 4 additions and 1 deletions
@@ -115,7 +115,10 @@ class account_invoice(osv.osv):
                else:
                    debit += lines.debit
                    credit += lines.credit
-            if inv.type in ('out_invoice','in_refund'):
+
+            if not inv.amount_total:
+                result = 0.0
+            elif inv.type in ('out_invoice','in_refund'):
                result = inv.amount_total * (1.0 - credit / (debit + inv.amount_total))
            else:
                result = inv.amount_total * (1.0 - debit / (credit + inv.amount_total))