--- loncom/homework/grades.pm	2019/01/27 14:39:55	1.754
+++ loncom/homework/grades.pm	2019/01/28 21:36:53	1.756
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.754 2019/01/27 14:39:55 raeburn Exp $
+# $Id: grades.pm,v 1.756 2019/01/28 21:36:53 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -5915,7 +5915,7 @@ sub scantron_selectphase {
 	    return false;
 	}
 	formname.submit();
-    }'.$formatjs));
+    }'."\n".$formatjs));
     $r->print('
               <form enctype="multipart/form-data" action="/adm/grades" name="rules" method="post">
                 '.$default_form_data.'
@@ -8684,7 +8684,7 @@ SCANTRONFORM
 	return '';		# Dunno why the other returns return '' rather than just returning.
     }
 
-    my %lettdig = &letter_to_digits();
+    my %lettdig = &Apache::lonnet::letter_to_digits();
     my $numletts = scalar(keys(%lettdig));
     my %orderedforcode;
 
@@ -9099,20 +9099,21 @@ END
             if (keys(%{$domconfig{'scantron'}{'config'}}) > 1) {
                 if (($domconfig{'scantron'}{'config'}{'dat'}) &&
                     (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH')) {
-                    if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}})) {
-                        my ($onclick,$formatextra,$singleline);
-                        my @lines = &Apache::lonnet::get_scantronformat_file();
-                        my $count = 0;
-                        foreach my $line (@lines) {
-                            next if ($line =~ /^#/);
-                            $singleline = $line;
-                            $count ++;
-                        }
-                        if ($count > 1) {
-                            $formatextra = '<div style="display:none" id="bubbletype">'.
-                                           &scantron_scantab().'</div>';
-                            $onclick = ' onclick="toggleScantab(this.form);"';
-                            $formatjs = <<"END";
+                    if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {  
+                        if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) {
+                            my ($onclick,$formatextra,$singleline);
+                            my @lines = &Apache::lonnet::get_scantronformat_file();
+                            my $count = 0;
+                            foreach my $line (@lines) {
+                                next if ($line =~ /^#/);
+                                $singleline = $line;
+                                $count ++;
+                            }
+                            if ($count > 1) {
+                                $formatextra = '<div style="display:none" id="bubbletype">'.
+                                               &scantron_scantab().'</div>';
+                                $onclick = ' onclick="toggleScantab(this.form);"';
+                                $formatjs = <<"END";
 function toggleScantab(form) {
     var divid = 'bubbletype';
     if (document.getElementById(divid)) {
@@ -9135,22 +9136,25 @@ function toggleScantab(form) {
 }
 
 END
-                        } elsif ($count == 1) {
-                            my $formatname = (split(/:/,$singleline,2))[0];
-                            $formatextra = '<input type="hidden" name="scantron_format" value="'.$formatname.'" />';
+                            } elsif ($count == 1) {
+                                my $formatname = (split(/:/,$singleline,2))[0];
+                                $formatextra = '<input type="hidden" name="scantron_format" value="'.$formatname.'" />';
+                            }
+                            $formattitle = &mt('File format');
+                            $formatoptions = '<label><input name="fileformat" type="radio" value="dat" checked="checked"'.$onclick.' />'.
+                                             &mt('Plain Text (no delimiters)').
+                                             '</label>'.('&nbsp;'x2).
+                                             '<label><input name="fileformat" type="radio" value="csv"'.$onclick.' />'.
+                                             &mt('Comma separated values').'</label>'.$formatextra;
                         }
-                        $formattitle = &mt('File format');
-                        $formatoptions = '<label><input name="fileformat" type="radio" value="dat" checked="checked"'.$onclick.' />'.
-                                         &mt('Plain Text (no delimiters)').
-                                         '</label>'.('&nbsp;'x2).
-                                         '<label><input name="fileformat" type="radio" value="csv"'.$onclick.' />'.
-                                         &mt('Comma separated values').'</label>'.$formatextra;
                     }
                 }
             } elsif (keys(%{$domconfig{'scantron'}{'config'}}) == 1) {
-                if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}})) {
-                    $formattitle = &mt('Format of bubblesheet data file:');
-                    $formatoptions = &scantron_scantab();
+                if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                    if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) {
+                        $formattitle = &mt('Format of bubblesheet data file:');
+                        $formatoptions = &scantron_scantab();
+                    }
                 }
             }
         }
@@ -9192,15 +9196,19 @@ sub scantron_upload_scantron_data_save {
                 if (@possibles > 1) {
                     if ($env{'form.fileformat'} eq 'csv') {
                         if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') {
-                            if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}}) > 1) {
-                                $is_csv = 1;
+                            if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                                if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) {
+                                    $is_csv = 1;
+                                }
                             }
                         }
                     }
                 } elsif (@possibles == 1) {
                     if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') {
-                        if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}}) > 1) {
-                            $is_csv = 1;
+                        if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                            if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) {
+                                $is_csv = 1;
+                            }
                         }
                     }
                 }
@@ -9396,7 +9404,7 @@ sub checkscantron_results {
     my ($r,$symb) = @_;
     if (!$symb) {return '';}
     my $cid = $env{'request.course.id'};
-    my %lettdig = &letter_to_digits();
+    my %lettdig = &Apache::lonnet::letter_to_digits();
     my $numletts = scalar(keys(%lettdig));
     my $cnum = $env{'course.'.$cid.'.num'};
     my $cdom = $env{'course.'.$cid.'.domain'};
@@ -9727,22 +9735,6 @@ sub verify_scantron_grading {
     return ($counter,$record);
 }
 
-sub letter_to_digits {
-    my %lettdig = (
-                    A => 1,
-                    B => 2,
-                    C => 3,
-                    D => 4,
-                    E => 5,
-                    F => 6,
-                    G => 7,
-                    H => 8,
-                    I => 9,
-                    J => 0,
-                  );
-    return %lettdig;
-}
-
 
 #-------- end of section for handling grading scantron forms -------
 #