--- rat/lonwrapper.pm	2008/01/15 15:23:28	1.27
+++ rat/lonwrapper.pm	2009/11/24 05:37:35	1.37
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Wrapper for external and binary files as standalone resources
 #
-# $Id: lonwrapper.pm,v 1.27 2008/01/15 15:23:28 www Exp $
+# $Id: lonwrapper.pm,v 1.37 2009/11/24 05:37:35 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -26,6 +26,7 @@
 # http://www.lon-capa.org/
 #
 
+
 package Apache::lonwrapper;
 
 use strict;
@@ -52,23 +53,15 @@ sub simple_menu {
 sub wrapper {
     my ($topurl,$bottomurl) = @_;
 
-    if ($env{'browser.interface'} eq 'textual') {
-#
-# ssi-based rendering for text-based interface
-#
-	return 
-	    &Apache::loncommon::start_page('Menu',undef,
-					  {'bgcolor'        => '#FFFFFF',
-					   'force_register' => 1,
-				       }).
-	    &Apache::lonnet::ssi_body($bottomurl).
-	    &Apache::loncommon::end_page();
-    }
-
-
     my %layout = ('border' => 0);
     if ($env{'environment.remote'} eq 'off') {
-	$layout{'rows'} = "200,*";
+        if (($env{'request.course.id'}) &&
+            (&Apache::lonnet::allowed('opa',$env{'request.course.id'}.
+             ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
+            $layout{'rows'} = "135,*";
+        } else {
+            $layout{'rows'} = "100,*";
+        }
     } else {
 	$layout{'rows'} = "1,*";
 	$topurl = "/adm/rat/empty.html";
@@ -84,7 +77,7 @@ sub wrapper {
 	&Apache::loncommon::end_page({'frameset' => 1});
     
     foreach my $url ($topurl,$bottomurl) {
-	if ($url !~ /^http:/) {
+	if ($url !~ /^https?\:/) {
 	    $url = &Apache::lonenc::check_encrypt($url);
 	}
     }
@@ -140,8 +133,11 @@ sub handler {
 #
 	if ($is_ext) {
 	    $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/;
+            $ENV{'QUERY_STRING'} =~ s/\&$//;  
 	}
-	$url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; 
+        unless ($ENV{'QUERY_STRING'} eq '') {
+	    $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
+        }
 	# reappend the query arguments
 	$r->print(&wrapper($orgurl,$url));
     } # not just the menu
@@ -151,6 +147,33 @@ sub handler {
 1;
 __END__
 
+=pod
+
+=head1 NAME
+
+Apache::lonwrapper - External and binary file management.
+
+=head1 SYNOPSIS
+
+Wrapper for external and binary files as standalone resources. Edit handler for rat maps; TeX content handler.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 Subroutines
+
+=over
+
+=item simple_menu()
+
+=item wrapper()
+
+=item handler()
+
+=back
+
+=cut
+