return false;
}
+ if (trim(get_post('supp_reference')) == false)
+ {
+ display_error(_("You must enter a supplier's invoice reference."));
+ set_focus('supp_reference');
+ return false;
+ }
+
+ if (is_reference_already_there($_SESSION['supp_trans']->supplier_id, $_POST['supp_reference'], $_SESSION['supp_trans']->trans_no))
+ { /*Transaction reference already entered */
+ display_error(_("This invoice number has already been entered. It cannot be entered again.") . " (" . $_POST['supp_reference'] . ")");
+ set_focus('supp_reference');
+ return false;
+ }
+
if (!$SysPrefs->allow_negative_stock()) {
foreach ($_SESSION['supp_trans']->grn_items as $n => $item) {
if (is_inventory_item($item->item_code))
return false;
}
+ if (trim(get_post('supp_reference')) == false)
+ {
+ display_error(_("You must enter a supplier's invoice reference."));
+ set_focus('supp_reference');
+ return false;
+ }
+
if (is_reference_already_there($_SESSION['supp_trans']->supplier_id, $_POST['supp_reference'], $_SESSION['supp_trans']->trans_no))
{ /*Transaction reference already entered */
display_error(_("This invoice number has already been entered. It cannot be entered again.") . " (" . $_POST['supp_reference'] . ")");
+ set_focus('supp_reference');
return false;
}