--- loncom/homework/grades.pm	2012/11/09 15:31:42	1.676
+++ loncom/homework/grades.pm	2012/12/18 18:03:40	1.682
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.676 2012/11/09 15:31:42 goltermann Exp $
+# $Id: grades.pm,v 1.682 2012/12/18 18:03:40 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4650,8 +4650,8 @@ sub displayPage {
 		&Apache::loncommon::start_data_table_row().
 		'<td align="center" valign="top" >'.$prob.
 		(scalar(@{$parts}) == 1 ? '' 
-		                        : '<br />('.&mt('[_1]parts)',
-							scalar(@{$parts}).'&nbsp;')
+		                        : '<br />('.&mt('[_1]parts',
+							scalar(@{$parts}).'&nbsp;').')'
 		 ).
 		 '</td>';
 	    $studentTable.='<td valign="top">';
@@ -6441,7 +6441,7 @@ sub scantron_warning_screen {
 <tr><td><b>'.&mt('Data File that will be used:').'</b></td><td><tt>'.$env{'form.scantron_selectfile'}.'</tt></td></tr>
 '.$CODElist.$lastbubblepoints.'
 </table>
-<p> '.&mt('If this information is correct, please click on \'[_1]\'.',&mt($button_text)).'<br />
+<p> '.&mt("If this information is correct, please click on '[_1]'.",&mt($button_text)).'<br />
 '.&mt('If something is incorrect, please return to [_1]Grade/Manage/Review Bubblesheets[_2] to start over.','<a href="/adm/grades?symb='.$symb.'&command=scantron_selectphase" class="LC_info">','</a>').'</p>
 
 <br />
@@ -7914,15 +7914,21 @@ sub scantron_process_students {
         return '';
     }  
     my $map=$navmap->getResourceByUrl($sequence);
+    my $randomorder;
+    if (ref($map)) {
+        $randomorder = $map->randomorder();
+    }
     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
-    my (%grader_partids_by_symb,%grader_randomlists_by_symb);
+    my (%grader_partids_by_symb,%grader_randomlists_by_symb,%ordered);
     &graders_resources_pass(\@resources,\%grader_partids_by_symb,
                             \%grader_randomlists_by_symb,$bubbles_per_row);
-    my $resource_error;
+    my ($resource_error,%symb_to_resource,@master_seq);
     foreach my $resource (@resources) {
         my $ressymb;
         if (ref($resource)) {
             $ressymb = $resource->symb();
+            push(@master_seq,$ressymb);
+            $symb_to_resource{$ressymb} = $resource;
         } else {
             $resource_error = 1;
             last;
@@ -8006,10 +8012,26 @@ SCANTRONFORM
  				'Student '.$uname.' has multiple sheets',2);
  	    next;
  	}
+        my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION];
+        my $user = $uname.':'.$usec;
   	($uname,$udom)=split(/:/,$uname);
 
+        my $scancode;
+        if ((exists($scan_record->{'scantron.CODE'})) &&
+            (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) {
+            $scancode = $scan_record->{'scantron.CODE'};
+        } else {
+            $scancode = '';
+        }
+
+        my @mapresources = @resources;
+        if ($randomorder) {
+            @mapresources = 
+                &users_order($user,$scancode,$sequence,\@master_seq,\%ordered,
+                             \%symb_to_resource);
+        }
         my (%partids_by_symb,$res_error);
-        foreach my $resource (@resources) {
+        foreach my $resource (@mapresources) {
             my $ressymb;
             if (ref($resource)) {
                 $ressymb = $resource->symb();
@@ -8041,16 +8063,8 @@ SCANTRONFORM
 	    &scantron_putfile($scanlines,$scan_data);
 	}
 	
-        my $scancode;
-        if ((exists($scan_record->{'scantron.CODE'})) &&
-            (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) {
-            $scancode = $scan_record->{'scantron.CODE'};
-        } else {
-            $scancode = '';
-        }
-
         if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
-                                   \@resources,\%partids_by_symb,
+                                   \@mapresources,\%partids_by_symb,
                                    $bubbles_per_row) eq 'ssi_error') {
             $ssi_error = 0; # So end of handler error message does not trigger.
             $r->print("</form>");
@@ -8067,7 +8081,7 @@ SCANTRONFORM
             $studentdata =~ s/\r$//;
             my $studentrecord = '';
             my $counter = -1;
-            foreach my $resource (@resources) {
+            foreach my $resource (@mapresources) {
                 my $ressymb = $resource->symb();
                 ($counter,my $recording) =
                     &verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
@@ -8078,7 +8092,7 @@ SCANTRONFORM
             if ($studentrecord ne $studentdata) {
                 &Apache::lonxml::clear_problem_counter();
                 if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
-                                           \@resources,\%partids_by_symb,
+                                           \@mapresources,\%partids_by_symb,
                                            $bubbles_per_row) eq 'ssi_error') {
                     $ssi_error = 0; # So end of handler error message does not trigger.
                     $r->print("</form>");
@@ -8089,7 +8103,7 @@ SCANTRONFORM
                 }
                 $counter = -1;
                 $studentrecord = '';
-                foreach my $resource (@resources) {
+                foreach my $resource (@mapresources) {
                     my $ressymb = $resource->symb();
                     ($counter,my $recording) =
                         &verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
@@ -8164,9 +8178,55 @@ sub graders_resources_pass {
     return;
 }
 
+=pod
+
+=item users_order
+
+  Returns array of resources in current map, ordered based on either CODE,
+  if this is a CODEd exam, or based on student's identity if this is a 
+  "NAMEd" exam.
+
+  Should be used when randomorder applied when the corresponding exam was
+  printed, prior to students completing bubblesheets for the version of the
+  exam the student received. 
+
+=cut
+
+sub users_order  {
+    my ($user,$scancode,$mapurl,$master_seq,$ordered,$symb_to_resource) = @_;
+    my @mapresources;
+    unless ((ref($ordered) eq 'HASH') && (ref($symb_to_resource) eq 'HASH')) {
+        return @mapresources;
+    }  
+    if (($scancode) && (ref($ordered->{$scancode}) eq 'ARRAY')) {
+        @mapresources = @{$ordered->{$scancode}};
+    } elsif ($scancode) {
+        $env{'form.CODE'} = $scancode;
+        my $actual_seq =
+            &Apache::lonprintout::master_seq_to_person_seq($mapurl,
+                                                           $master_seq,
+                                                           $user,$scancode);
+        if (ref($actual_seq) eq 'ARRAY') {
+            @{$ordered->{$scancode}} =
+                map { $symb_to_resource->{$_}; } @{$actual_seq};
+            @mapresources = @{$ordered->{$scancode}};
+        }
+        delete($env{'form.CODE'});
+    } else {
+        my $actual_seq =
+            &Apache::lonprintout::master_seq_to_person_seq($mapurl,
+                                                           $master_seq,
+                                                           $user);
+        if (ref($actual_seq) eq 'ARRAY') {
+            @mapresources = 
+                map { $symb_to_resource->{$_}; } @{$actual_seq};
+        }
+     }
+     return @mapresources;
+}
+
 sub grade_student_bubbles {
-    my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row) = @_;
-# Walk folder as student here to get resources in order student sees.
+    my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row) = @_; 
     if (ref($resources) eq 'ARRAY') {
         my $count = 0;
         foreach my $resource (@{$resources}) {
@@ -8470,11 +8530,21 @@ sub checkscantron_results {
         return '';
     }
     my $map=$navmap->getResourceByUrl($sequence);
+    my ($randomorder,@master_seq,%symb_to_resource);
+    if (ref($map)) { 
+        $randomorder=$map->randomorder();
+    }
     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+    foreach my $resource (@resources) {
+        if (ref($resource)) {
+            my $ressymb = $resource->symb();
+            push(@master_seq,$ressymb);
+            $symb_to_resource{$ressymb} = $resource;
+        }
+    }
     my (%grader_partids_by_symb,%grader_randomlists_by_symb);
     &graders_resources_pass(\@resources,\%grader_partids_by_symb,
                             \%grader_randomlists_by_symb,$bubbles_per_row);
-
     my ($uname,$udom);
     my (%scandata,%lastname,%bylast);
     $r->print('
@@ -8485,7 +8555,7 @@ sub checkscantron_results {
 
     my $count=&Apache::grades::get_todo_count($scanlines,$scan_data);
     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$count);
-    my ($username,$domain,$started);
+    my ($username,$domain,$started,%ordered);
     my $nav_error;
     &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse.
     if ($nav_error) {
@@ -8527,9 +8597,26 @@ sub checkscantron_results {
         $scandata{$pid} = substr($line,$scantron_config{'Qstart'}-1,$lastpos);
         chomp($scandata{$pid});
         $scandata{$pid} =~ s/\r$//;
+        my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION];
+        my $user = $uname.':'.$usec;
         ($username,$domain)=split(/:/,$uname);
+
+        my $scancode;
+        if ((exists($scan_record->{'scantron.CODE'})) &&
+            (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) {
+            $scancode = $scan_record->{'scantron.CODE'};
+        } else {
+            $scancode = '';
+        }
+
+        my @mapresources = @resources;
+        if ($randomorder) {
+            @mapresources =
+                &users_order($user,$scancode,$sequence,\@master_seq,\%ordered,
+                             \%symb_to_resource);
+        }
         my $counter = -1;
-        foreach my $resource (@resources) {
+        foreach my $resource (@mapresources) {
             my $parts;
             my $ressymb = $resource->symb();
             if ((exists($grader_randomlists_by_symb{$ressymb})) ||
@@ -8591,7 +8678,12 @@ sub checkscantron_results {
             $env{'form.scantron_maxbubble'})
        .'</p>'
     );
-    $r->print('<p>'.&mt('Exact matches for <b>[quant,_1,student]</b>.',$passed).'<br />'.&mt('Discrepancies detected for <b>[quant,_1,student]</b>.',$failed).'</p>');
+    $r->print('<p>'
+             .&mt('Exact matches for [_1][quant,_2,student][_3].','<b>',$passed,'</b>').
+             .'<br />'
+             .&mt('Discrepancies detected for [_1][quant,_2,student][_3].','<b>',$failed,'</b>')
+             .'</p>'
+    );
     if ($passed) {
         $r->print(&mt('Students with exact correspondence between bubblesheet data and submissions are as follows:').'<br /><br />');
         $r->print(&Apache::loncommon::start_data_table()."\n".