--- rat/lonuserstate.pm	2019/02/07 01:51:34	1.149.2.2
+++ rat/lonuserstate.pm	2021/12/14 22:52:33	1.149.2.5
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Construct and maintain state and binary representation of course for user
 #
-# $Id: lonuserstate.pm,v 1.149.2.2 2019/02/07 01:51:34 raeburn Exp $
+# $Id: lonuserstate.pm,v 1.149.2.5 2021/12/14 22:52:33 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -292,15 +292,7 @@ sub loadmap {
     # Handle randomization and random selection
 
     if ($randomize) {
-        my $advanced;
-        if ($env{'request.course.id'}) {
-            $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
-        } else {
-            $env{'request.course.id'} = $courseid;
-            $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
-            $env{'request.course.id'} = '';
-        }
-        unless ($advanced) {
+        unless (&is_advanced($courseid)) {
             # Order of resources is not randomized if user has and advanced role in the course.
 	    my $seed;
 
@@ -383,6 +375,18 @@ sub loadmap {
     }
 }
 
+sub is_advanced {
+    my ($courseid) = @_;
+    my $advanced;
+    if ($env{'request.course.id'}) {
+        $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
+    } else {
+        $env{'request.course.id'} = $courseid;
+        $advanced = (&Apache::lonnet::allowed('adv') eq 'F');
+        $env{'request.course.id'} = '';
+    }
+    return $advanced;
+}
 
 # -------------------------------------------------------------------- Resource
 #
@@ -469,7 +473,11 @@ sub parse_resource {
     # is not a page.  If the resource is a page then it must be
     # assembled (at fetch time?).
 
-    unless ($ispage) {
+    if ($ispage) {
+        if ($token->[2]->{'external'} eq 'true') { # external
+            $turi=~s{^http\://}{/ext/};
+        }
+    } else {
 	$turi=~/\.(\w+)$/;
 	my $embstyle=&Apache::loncommon::fileembstyle($1);
 	if ($token->[2]->{'external'} eq 'true') { # external
@@ -559,7 +567,9 @@ sub parse_resource {
     if (($turi=~/\.sequence$/) ||
 	($turi=~/\.page$/)) {
 	$hash{'is_map_'.$rid}=1;
-	&loadmap($turi,$rid,$courseid);
+	if ((!$hiddenurl{$rid}) || (&is_advanced($courseid))) {
+	    &loadmap($turi,$rid,$courseid);
+	}
     } 
     return $token->[2]->{'id'};
 }
@@ -1190,7 +1200,7 @@ sub mapcrumbs {
 # ---------------------------------------------------- Read map and all submaps
 
 sub readmap {
-    my $short=shift;
+    my ($short,$critmsg_check) = @_;
     $short=~s/^\///;
 
     # TODO:  Hidden dependency on current user:
@@ -1427,14 +1437,18 @@ sub readmap {
 
 #  Depends on user must parameterize this as well..or separate as this is:
 #  more part of determining what someone sees on entering a course?
+#  When lonuserstate::readmap() is called from lonroles.pm, i.e.,
+#  after selecting a role in a course, critical_redirect will be called,
+#  unless the course has a blocking event in effect, which suppresses
+#  critical message checking (users without evb priv).
+#
 
-    my @what=&Apache::lonnet::dump('critical',$env{'user.domain'},
-				   $env{'user.name'});
-    if ($what[0]) {
-	if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
-	    $retfurl='/adm/email?critical=display';
+    if ($critmsg_check) {
+        my ($redirect,$url) = &Apache::loncommon::critical_redirect();
+        if ($redirect) {
+            $retfurl = $url;
         }
-    }
+    } 
     return ($retfurl,$errtext);
 }