--- loncom/homework/grades.pm	2018/04/29 15:05:25	1.596.2.12.2.42
+++ loncom/homework/grades.pm	2018/10/08 19:12:29	1.596.2.12.2.44
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.596.2.12.2.42 2018/04/29 15:05:25 raeburn Exp $
+# $Id: grades.pm,v 1.596.2.12.2.44 2018/10/08 19:12:29 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -44,6 +44,7 @@ use Apache::Constants qw(:common :http);
 use Apache::lonlocal;
 use Apache::lonenc;
 use Apache::bridgetask();
+use Apache::lontexconvert();
 use String::Similarity;
 use LONCAPA;
 
@@ -472,6 +473,7 @@ sub cleanRecord {
 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
 	    $env{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob.
 	}
+        $answer = &Apache::lontexconvert::msgtexconverted($answer);
 	return '<br /><br /><blockquote><tt>'.&keywords_highlight($answer).'</tt></blockquote>';
     } elsif ( $response eq 'organic') {
         my $result=&mt('Smile representation: [_1]',
@@ -4606,8 +4608,10 @@ sub csvuploadmap {
     if (!$env{'form.datatoken'}) {
 	$datatoken=&Apache::loncommon::upfile_store($request);
     } else {
-	$datatoken=$env{'form.datatoken'};
-	&Apache::loncommon::load_tmp_file($request);
+        $datatoken=&Apache::loncommon::valid_datatoken($env{'form.datatoken'});
+        if ($datatoken ne '') { 
+	    &Apache::loncommon::load_tmp_file($request,$datatoken);
+        }
     }
     my @records=&Apache::loncommon::upfile_record_sep();
     if ($env{'form.noFirstLine'}) { shift(@records); }
@@ -4711,7 +4715,10 @@ sub csvuploadassign {
     my ($symb)=&get_symb($request);
     if (!$symb) {return '';}
     my $error_msg = '';
-    &Apache::loncommon::load_tmp_file($request);
+    my $datatoken = &Apache::loncommon::valid_datatoken($env{'form.datatoken'});
+    if ($datatoken ne '') {
+        &Apache::loncommon::load_tmp_file($request,$datatoken);
+    }
     my @gradedata = &Apache::loncommon::upfile_record_sep();
     if ($env{'form.noFirstLine'}) { shift(@gradedata); }
     my %fields=&get_fields();