--- loncom/lonmap.pm	2013/05/30 04:02:02	1.10
+++ loncom/lonmap.pm	2013/05/30 05:04:16	1.11
@@ -2,7 +2,7 @@
 #
 #  Read maps into a 'big hash'.
 #
-# $Id: lonmap.pm,v 1.10 2013/05/30 04:02:02 raeburn Exp $
+# $Id: lonmap.pm,v 1.11 2013/05/30 05:04:16 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -617,7 +617,16 @@ sub traceroute {
 	my $hidden=&Apache::lonnet::EXT('resource.0.hiddenresource',$symb);
 
 	if ($hdnflag || lc($hidden) eq 'yes') {
-	    $hiddenurl{$rid}=1;
+            my $ignorehidden;
+            if (defined($hash->{'is_map_'.$rid})) {
+                if (($hash->{'context.nohideurl'}) && ($hash->{'context.nohideurl'} eq $hash->{'src_'.$rid})) {
+                    $ignorehidden = 1; # Hidden parameter explicitly deleted 
+                                       # if printing/grading bubblesheet exam
+                }
+            }
+            unless ($ignorehidden) {
+	        $hiddenurl{$rid}=1;
+            }
 	}
 	if (!$hdnflag && lc($hidden) eq 'no') {
 	    delete($hiddenurl{$rid});
@@ -782,7 +791,6 @@ sub parse_param {
 	    $hiddenurl{$referid}=1;
 	}
     }
-
 }
 
 
@@ -970,6 +978,14 @@ sub parse_resource {
     if (($turi=~/\.sequence$/) ||
 	($turi=~/\.page$/)) {
 	$hash->{'is_map_'.$rid}='1'; # String in lonuserstate.
+        if ($hiddenurl{$rid}) {
+            if (($hash->{'context.nohideurl'}) &&
+                ($hash->{'context.nohideurl'} eq $hash->{'src_'.$rid})) {
+                delete($hiddenurl{$rid}); # Hidden parameter explicitly deleted
+                                          # if printing/grading bubblesheet exam  
+            }
+        }
+
 	&read_map($turi,$rid,$code,$hash);
     } 
     return $token->[2]->{'id'};
@@ -1399,6 +1415,7 @@ sub read_map {
 #    $uname      - Name of the user for whom the course is being read
 #    $udom       - Name of the domain of the user for whom the course is being read.
 #    $code       - CODE for which course is being read (CODEd assignments)
+#    $nohideurl  - URL for an exam folder for which hidden state is to be ignored.
 #    $target_hash- Reference to the target hash into which all of this is read.
 #                  Note tht some of the hash entries we need to build require knowledge of the
 #                  course URI.. these are expected to be filled in by the caller.
@@ -1407,7 +1424,7 @@ sub read_map {
 #
 #  
 sub loadmap {
-    my ($cnum, $cdom, $uname, $udom, $code, $target_hash) = @_;
+    my ($cnum, $cdom, $uname, $udom, $code, $nohideurl, $target_hash) = @_;
 
 
 
@@ -1426,7 +1443,7 @@ sub loadmap {
     %mapalias_cache = ();
     %cenv           = ();
     $map_number     =  0;
-
+    
     # 
 
     $username   = $uname;
@@ -1477,12 +1494,13 @@ sub loadmap {
 	$target_hash->{'context.username'} = $username;
 	$target_hash->{'context.userdom'}  = $userdomain;
 	$target_hash->{'context.courseid'} = $course_id;
-
+ 
+        # When grading or printing a bubblesheet exam ignore
+        # "hidden" parameter set in the map containing the exam folder.
+        $target_hash->{'context.nohideurl'} = $nohideurl;
 
         &read_map($course_uri, '0.0', $code, $target_hash);
 
-	# 
-
 	if (defined($target_hash->{'map_start_'.$map_uri})) {
 
 	    &traceroute('0',$target_hash->{'map_start_'.$course_uri},'&', 0, 0, $target_hash);
@@ -1561,28 +1579,39 @@ Apache::lonmap - Construct a hash that r
 
 =head1 SYNOPSIS
 
-&Apache::lonmap::loadmap($filepath, \%target_hash);
+&Apache::lonmap::loadmap($cnum, $cdom, $uname, $udom, $code, $nohideurl, \%target_hash);
 
 =head1 INTRODUCTION
 
 This module reads a course filename into a hash reference.  It's up to the caller
-to to things like decide the has should be tied to some external file and handle the locking
-if this file should be shared amongst several Apache children.
+to do things like decide that the hash should be tied to some external file and handle the
+the locking if this file should be shared amongst several Apache children.
 
 =head1 SUBROUTINES
 
 =over
 
-=item loadmap($filepath, $targethash)
+=item loadmap($cnum, $cdom, $uname, $udom, $code, $nohideurl, $targethash)
 
 
-Reads the map file into a target hash.
+Reads the top-level map file into a target hash. This is done by first parsing the
+map file into local hashes and then unrolling those hashes into the big hash.
 
 =over
 
-=item $filepath - The path to the map file to read.
+=item $cnum - number of course being read.
+
+=item $cdom - domain in which the course is evaluated.
+
+=item $uname - name of the user for whom the course is being read.
+
+=item $udom  - name of the domain of the user for whom the course is being read.
+
+=item $code  - CODE for which course is being read (CODEd assignments).
+
+=item $nohideurl - URL for an exam folder for which hidden state is to be ignored.
 
-=item $targethash - A reference to hash into which the course is read.
+=item $targethash - A reference to hash into which the course is read
 
 =back