--- loncom/interface/statistics/lonstudentsubmissions.pm	2004/09/23 14:55:24	1.24
+++ loncom/interface/statistics/lonstudentsubmissions.pm	2004/11/08 15:21:38	1.27
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonstudentsubmissions.pm,v 1.24 2004/09/23 14:55:24 matthew Exp $
+# $Id: lonstudentsubmissions.pm,v 1.27 2004/11/08 15:21:38 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -109,7 +109,7 @@ sub BuildStudentSubmissionsPage {
             my $resource = $navmap->getBySymb($symb);
             push(@Problems,$resource);
         }
-        #
+        # 
         if (! scalar(@Problems) || ! defined($Problems[0])) {
             $r->print('resource is undefined');
         } else {
@@ -383,7 +383,7 @@ sub html_essay_results {
     #
     my $correct = '';
     if ($ENV{'form.correctans'} eq 'true') {
-        $correct = &Apache::lonstathelpers::analyze_problem_as_student
+        $correct = &Apache::lonstathelpers::get_student_answer
             ($prob,$student->{'username'},$student->{'domain'},
              $partid,$respid);
         $correct = &html_format_sub($correct,'essay');
@@ -427,7 +427,7 @@ sub html_results {
     $submission = &html_format_sub($submission,$resptype);
     my $correct = '';
     if ($ENV{'form.correctans'} eq 'true') {
-        $correct = &Apache::lonstathelpers::analyze_problem_as_student
+        $correct = &Apache::lonstathelpers::get_student_answer
             ($prob,$student->{'username'},$student->{'domain'},
              $partid,$respid);
         $correct = &html_format_sub($correct,$resptype);
@@ -458,6 +458,9 @@ sub html_results {
 sub html_format_sub {
     my ($submission,$resptype) = @_;
     return '' if (! defined($submission) || $submission eq '');
+    $submission = &HTML::Entities::decode($submission);
+    $submission =~ s/\\\"/\"/g;
+    $submission =~ s/\\\'/\'/g;
     if ($resptype eq 'essay') {
         $submission =~ s|\\r\\n|$/|g;
         $submission = &HTML::Entities::encode($submission,'<>&"');
@@ -465,16 +468,20 @@ sub html_format_sub {
         $submission =~ s|\\||g;
         $submission = '<p>'.$submission.'</p>';
     } elsif ($resptype eq 'radiobutton') {
+        $submission = &HTML::Entities::encode($submission,'<>&"');
         $submission =~ s/=([^=])$//;
     } elsif ($resptype =~ /^(option|match|rank)$/) {
         $submission = 
             '<ul class="sub_studentans">'.
             '<li>'.join('</li><li>',
-                        map { 
-                            &Apache::lonnet::unescape($_) ;
-                        } sort split('&',$submission)
+                        map { &HTML::Entities::encode($_,'<>&"'); 
+                          } map { 
+                              &Apache::lonnet::unescape($_) ;
+                          } sort split('&',$submission)
                         ).
                         '</li><ul>';
+    } else {
+        $submission = &HTML::Entities::encode($submission,'<>&"');
     }
     return $submission;
 }
@@ -676,7 +683,7 @@ sub write_excel_row {
     $submission = &excel_format_response($submission,$resptype);
     $worksheet->write($row,$col++,$submission);
     if ($ENV{'form.correctans'} eq 'true') {
-        my $correct = &Apache::lonstathelpers::analyze_problem_as_student
+        my $correct = &Apache::lonstathelpers::get_student_answer
             ($prob,$student->{'username'},$student->{'domain'},
              $partid,$respid);
         $correct =&excel_format_response($correct,$resptype);
@@ -709,6 +716,10 @@ sub excel_format_response {
                            &Apache::lonnet::unescape($_) ;
                        } sort split('&',$answer)
                        );
+    } elsif ($responsetype eq 'string') {
+        $answer =~ s/\\(n|r)/\n/g;
+        $answer =~ s/(\s*$|^\s*)//g;
+        $answer =~ s/\\\'/\'/g;
     }
     if ($answer =~ m/^=/) {
         $answer = ' '.$answer;
@@ -806,6 +817,7 @@ sub prepare_csv_output {
     #
     # Main loop
     foreach my $student (@$students) {
+        last if ($c->aborted());
         my @rows;
         my $prob_start_idx = 0;
         foreach my $prob (@$problems) {
@@ -874,7 +886,7 @@ sub compile_response_data {
     my @rowdata;
     push(@rowdata,$response->[&Apache::loncoursedata::RDs_submission()]);
     if ($ENV{'form.correctans'} eq 'true') {
-        my $correct = &Apache::lonstathelpers::analyze_problem_as_student
+        my $correct = &Apache::lonstathelpers::get_student_answer
             ($prob,$student->{'username'},$student->{'domain'},
              $partid,$respid);
         push(@rowdata,$correct);