[LON-CAPA-cvs] cvs: loncom(version_2_11_X) /homework grades.pm

raeburn raeburn at source.lon-capa.org
Mon Dec 10 10:00:08 EST 2012


raeburn		Mon Dec 10 15:00:08 2012 EDT

  Modified files:              (Branch: version_2_11_X)
    /loncom/homework	grades.pm 
  Log:
  - For 2.11
    - Backport 1.677, 1.678.
  
  
-------------- next part --------------
Index: loncom/homework/grades.pm
diff -u loncom/homework/grades.pm:1.596.2.12.2.10 loncom/homework/grades.pm:1.596.2.12.2.11
--- loncom/homework/grades.pm:1.596.2.12.2.10	Mon Dec 10 13:28:54 2012
+++ loncom/homework/grades.pm	Mon Dec 10 15:00:08 2012
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.596.2.12.2.10 2012/12/10 13:28:54 raeburn Exp $
+# $Id: grades.pm,v 1.596.2.12.2.11 2012/12/10 15:00:08 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -8090,15 +8090,21 @@
         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, at master_seq);
     foreach my $resource (@resources) {
         my $ressymb;
         if (ref($resource)) {
             $ressymb = $resource->symb();
+            push(@master_seq,$ressymb);
+            $symb_to_resource{$ressymb} = $resource;
         } else {
             $resource_error = 1;
             last;
@@ -8185,10 +8191,26 @@
  				'Student '.$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 = $resource->symb();
@@ -8220,16 +8242,8 @@
 	    &scantron_putfile($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>");
@@ -8247,7 +8261,7 @@
             $studentdata =~ s/\r$//;
             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,$env{'request.course.id'},
@@ -8258,7 +8272,7 @@
             if ($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>");
@@ -8270,7 +8284,7 @@
                 }
                 $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'},
@@ -8346,6 +8360,53 @@
     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,$bubbles_per_row) = @_;
     if (ref($resources) eq 'ARRAY') {
@@ -8661,11 +8722,21 @@
         return '';
     }
     my $map=$navmap->getResourceByUrl($sequence);
+    my ($randomorder, at 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('
@@ -8676,7 +8747,7 @@
 
     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) {
@@ -8720,9 +8791,26 @@
         $scandata{$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})) ||


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