--- loncom/auth/londatecheck.pm	2012/04/11 11:40:07	1.13
+++ loncom/auth/londatecheck.pm	2017/12/22 02:00:53	1.14
@@ -1,5 +1,5 @@
 # Checks contentopen/close settings disable subsequent PerlHandlers if not open
-# $Id: londatecheck.pm,v 1.13 2012/04/11 11:40:07 goltermann Exp $
+# $Id: londatecheck.pm,v 1.14 2017/12/22 02:00:53 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -55,6 +55,10 @@ sub handler {
     if (&Apache::lonnet::allowed('bre',$r->uri) eq 'F') {
 	return DECLINED;
     }
+    if (($r->uri =~ /ext\.tool$/) &&
+        (&Apache::lonnet::EXT('resource.0.gradable',$env{'request.symb'}) =~ /^yes$/i)) {
+        return DECLINED;
+    }
     my ($status,$open,$close,$msg)=&content_date_check();
     if ($status ne 'OPEN') {
 	$r->set_handlers('PerlHandler'=>undef);