--- loncom/auth/lonacc.pm	2020/10/26 01:19:53	1.159.2.8.2.7
+++ loncom/auth/lonacc.pm	2020/10/06 17:39:04	1.159.2.14
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Cookie Based Access Handler
 #
-# $Id: lonacc.pm,v 1.159.2.8.2.7 2020/10/26 01:19:53 raeburn Exp $
+# $Id: lonacc.pm,v 1.159.2.14 2020/10/06 17:39:04 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -355,14 +355,6 @@ sub sso_login {
 	    # login but immediately go to switch server to find us a new 
 	    # machine
 	    &Apache::lonauth::success($r,$user,$domain,$home,'noredirect');
-            foreach my $item (keys(%form)) {
-                $env{'form.'.$item} = $form{$item};
-            }
-            unless ($form{'symb'}) {
-                unless (($r->uri eq '/adm/roles') || ($r->uri eq '/adm/sso')) {
-                    $env{'form.origurl'} = $r->uri;
-                }
-            }
             $env{'request.sso.login'} = 1;
             if (defined($r->dir_config("lonSSOReloginServer"))) {
                 $env{'request.sso.reloginserver'} =
@@ -550,7 +542,6 @@ sub handler {
             my $lonhost = &Apache::lonnet::host_from_dns($hostname);
             if ($lonhost) {
                 my $actual = &Apache::lonnet::absolute_url($hostname);
-                my $exphostname = &Apache::lonnet::hostname($lonhost);
                 my $expected = $Apache::lonnet::protocol{$lonhost}.'://'.$hostname;
                 unless ($actual eq $expected) {
                     $env{'request.use_absolute'} = $expected;
@@ -572,36 +563,31 @@ sub handler {
         if ($env{'user.noloadbalance'} eq $r->dir_config('lonHostID')) {
             $checkexempt = 1;
         }
-        unless (($checkexempt) || (($requrl eq '/adm/switchserver') && (!$r->is_initial_req()))) {
+        unless ($checkexempt) {
             ($is_balancer,$otherserver) =
                 &Apache::lonnet::check_loadbalancing($env{'user.name'},
                                                      $env{'user.domain'});
             if ($is_balancer) {
-                # Check if browser sent a LON-CAPA load balancer cookie (and this is a balancer)
-                my ($found_server,$balancer_cookie) = &Apache::lonnet::check_for_balancer_cookie($r);
-                if (($found_server) && ($balancer_cookie =~ /^\Q$env{'user.domain'}\E_\Q$env{'user.name'}\E_/)) {
-                    $otherserver = $found_server;
-                }
-                unless ($requrl eq '/adm/switchserver') {
-                    $r->set_handlers('PerlResponseHandler'=>
-                                     [\&Apache::switchserver::handler]);
+                unless (($requrl eq '/adm/switchserver') && (!$r->is_initial_req())) {
+                    # Check if browser sent a LON-CAPA load balancer cookie (and this is a balancer)
+                    my ($found_server,$balancer_cookie) = &Apache::lonnet::check_for_balancer_cookie($r);
+                    if (($found_server) && ($balancer_cookie =~ /^\Q$env{'user.domain'}\E_\Q$env{'user.name'}\E_/)) {
+                        $otherserver = $found_server;
+                    }
                 }
+            }
+        }
+        if ($is_balancer) {
+            unless (($requrl eq '/adm/switchserver') && (!$r->is_initial_req())) {
+                $r->set_handlers('PerlResponseHandler'=>
+                                 [\&Apache::switchserver::handler]);
                 if ($otherserver ne '') {
                     $env{'form.otherserver'} = $otherserver;
                 }
-                unless (($env{'form.origurl'}) || ($r->uri eq '/adm/roles') ||
-                        ($r->uri eq '/adm/switchserver') || ($r->uri eq '/adm/sso')) {
-                    $env{'form.origurl'} = $r->uri;
-                }
             }
-        }
-        if ($requrl=~m{^/+tiny/+$match_domain/+\w+$}) {
-            if ($env{'user.name'} eq 'public' &&
-                $env{'user.domain'} eq 'public') {
-                $env{'request.firsturl'}=$requrl;
-                return FORBIDDEN;
-            } else {
-                return OK;
+            unless (($env{'form.origurl'}) || ($r->uri eq '/adm/roles') ||
+                    ($r->uri eq '/adm/switchserver') || ($r->uri eq '/adm/sso')) {
+                $env{'form.origurl'} = $r->uri;
             }
         }
 
@@ -620,8 +606,7 @@ sub handler {
                     ($requrl=~m|\.problem/smpedit$|) ||
                     ($requrl=~/^\/public\/.*\/syllabus$/) ||
                     ($requrl=~/^\/adm\/(viewclasslist|navmaps)$/) ||
-                    ($requrl=~/^\/adm\/.*\/aboutme\/portfolio(\?|$)/) ||
-                    ($requrl=~m{^/adm/$cdom/$cnum/\d+/ext\.tool$})) {
+                    ($requrl=~/^\/adm\/.*\/aboutme\/portfolio(\?|$)/)) {
                     $check_symb = 1;
                 }
             }