--- loncom/homework/grades.pm	2004/05/25 05:27:09	1.203
+++ loncom/homework/grades.pm	2004/12/03 22:44:36	1.233
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.203 2004/05/25 05:27:09 albertel Exp $
+# $Id: grades.pm,v 1.233 2004/12/03 22:44:36 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -25,16 +25,6 @@
 #
 # http://www.lon-capa.org/
 #
-# 2/9,2/13 Guy Albertelli
-# 6/8 Gerd Kortemeyer
-# 7/26 H.K. Ng
-# 8/20 Gerd Kortemeyer
-# Year 2002
-# June-August H.K. Ng
-# Year 2003
-# February, March H.K. Ng
-# July, H. K. Ng
-#
 
 package Apache::grades;
 use strict;
@@ -101,25 +91,6 @@ sub get_symb_and_url {
     return ($symb,$url);
 }
 
-# --- Retrieve the fullname for a user. Return lastname, first middle ---
-# --- Generation is attached next to the lastname if it exists. ---
-sub get_fullname {
-    my ($uname,$udom) = @_;
-    my %name=&Apache::lonnet::get('environment', ['lastname','generation',
-						  'firstname','middlename'],
-                                  $udom,$uname);
-    my $fullname;
-    my ($tmp) = keys(%name);
-    if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
-        $fullname = &Apache::loncoursedata::ProcessFullName
-            (@name{qw/lastname generation firstname middlename/});
-    } else {
-        &Apache::lonnet::logthis('grades.pm: no name data for '.$uname.
-                                 '@'.$udom.':'.$tmp);
-    }
-    return $fullname;
-}
-
 #--- Format fullname, username:domain if different for display
 #--- Use anywhere where the student names are listed
 sub nameUserString {
@@ -167,6 +138,20 @@ sub response_type {
     return \@partlist,\%handgrade,\%responseType;
 }
 
+sub get_display_part {
+    my ($partID,$url,$symb)=@_;
+    if (!defined($symb) || $symb eq '') {
+	$symb=$ENV{'form.symb'};
+	if ($symb eq '') { $symb=&Apache::lonnet::symbread($url) }
+    }
+    my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb);
+    if (defined($display) and $display ne '') {
+	$display.= " (<font color=\"#999900\">id $partID</font>)";
+    } else {
+	$display=$partID;
+    }
+    return $display;
+}
 #--- Show resource title
 #--- and parts and response type
 sub showResourceInfo {
@@ -194,7 +179,8 @@ sub showResourceInfo {
 	    }
 	    $partsseen{$partID}=1;
 	}
-	$result.='<td><b>Part </b>'.$partID.' <font color="#999999">'.
+	my $display_part=&get_display_part($partID,$url);
+	$result.='<td><b>Part: </b>'.$display_part.' <font color="#999999">'.
 	    $resID.'</font></td>'.
 	    '<td><b>Type: </b>'.$responsetype.'</td></tr>';
 #	    '<td><b>Handgrade: </b>'.$handgrade.'</td></tr>';
@@ -349,27 +335,36 @@ sub getclasslist {
     #
     my %sections;
     my %fullnames;
-    foreach (keys(%$classlist)) {
-        # the following undefs are for 'domain', and 'username' respectively.
-	my (undef,undef,$end,$start,$id,$section,$fullname,$status)=
-            @{$classlist->{$_}};
+    foreach my $student (keys(%$classlist)) {
+        my $end      = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
+        my $start    = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_START()];
+        my $id       = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_ID()];
+        my $section  = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
+        my $fullname = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()];
+        my $status   = 
+            $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()];
 	# filter students according to status selected
 	if ($filterlist && $ENV{'form.Status'} ne 'Any') {
 	    if ($ENV{'form.Status'} ne $status) {
-		delete ($classlist->{$_});
+		delete ($classlist->{$student});
 		next;
 	    }
 	}
-	$section = ($section ne '' ? $section : 'no');
+	$section = ($section ne '' ? $section : 'none');
 	if (&canview($section)) {
 	    if ($getsec eq 'all' || $getsec eq $section) {
 		$sections{$section}++;
-		$fullnames{$_}=$fullname;
+		$fullnames{$student}=$fullname;
 	    } else {
-		delete($classlist->{$_});
+		delete($classlist->{$student});
 	    }
 	} else {
-	    delete($classlist->{$_});
+	    delete($classlist->{$student});
 	}
     }
     my %seen = ();
@@ -682,7 +677,9 @@ LISTJAVASCRIPT
 	    '<td>'.&nameUserString('header').'</td>';
 	if ($ENV{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
 	    foreach (sort(@$partlist)) {
-		$gradeTable.='<td><b>&nbsp;Part '.(split(/_/))[0].' Status&nbsp;</b></td>';
+		my $display_part=&get_display_part((split(/_/))[0],$url,$symb);
+		$gradeTable.='<td><b>&nbsp;Part: '.$display_part.
+		    ' Status&nbsp;</b></td>';
 	    }
 	}
 	$loop++;
@@ -975,6 +972,7 @@ sub sub_page_kw_js {
     my $request = shift;
     my $iconpath = $request->dir_config('lonIconsURL');
     &commonJSfunctions($request);
+    my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
     $request->print(<<SUBJAVASCRIPT);
 <script type="text/javascript" language="javascript">
 
@@ -1084,10 +1082,10 @@ sub sub_page_kw_js {
     var ypos = (screen.height-height)/2-30;
     ypos = (ypos < 0) ? '0' : ypos;
 
-    pWin = window.open('', 'MessageCenter', 'toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
+    pWin = window.open('', 'MessageCenter', 'resizable=yes,toolbar=no,location=no,scrollbars='+scrollbar+',screenx='+xpos+',screeny='+ypos+',width=600,height='+height);
     pWin.focus();
     pDoc = pWin.document;
-    pDoc.open('text/html','replace');
+    pDoc.$docopen;
     pDoc.write("<html><head>");
     pDoc.write("<title>Message Central</title>");
 
@@ -1215,10 +1213,10 @@ sub sub_page_kw_js {
     var ypos = (screen.height-330)/2-30;
     ypos = (ypos < 0) ? '0' : ypos;
 
-    hwdWin = window.open('', 'KeywordHighlightCentral', 'toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
+    hwdWin = window.open('', 'KeywordHighlightCentral', 'resizeable=yes,toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx='+xpos+',screeny='+ypos);
     hwdWin.focus();
     var hDoc = hwdWin.document;
-    hDoc.open('text/html','replace');
+    hDoc.$docopen;
     hDoc.write("<html><head>");
     hDoc.write("<title>Highlight Central</title>");
 
@@ -1289,8 +1287,9 @@ sub gradeBox {
 		  '' : $$record{'resource.'.$partid.'.awarded'}*$wgt);
     my $result='<input type="hidden" name="WGT'.$counter.'_'.$partid.'" value="'.$wgt.'" />'."\n";
 
+    my $display_part=&get_display_part($partid,undef,$symb);
     $result.='<table border="0"><tr><td>'.
-	'<b>Part </b>'.$partid.' <b>Points: </b></td><td>'."\n";
+	'<b>Part: </b>'.$display_part.' <b>Points: </b></td><td>'."\n";
 
     my $ctr = 0;
     $result.='<table border="0"><tr>'."\n";  # display radio buttons in a nice table 10 across
@@ -1386,14 +1385,15 @@ sub submission {
     my ($uname,$udom)     = ($ENV{'form.student'},$ENV{'form.userdom'});
     $udom = ($udom eq '' ? $ENV{'user.domain'} : $udom); #has form.userdom changed for a student?
     my $usec = &Apache::lonnet::getsection($udom,$uname,$ENV{'request.course.id'});
-    $ENV{'form.fullname'} = &get_fullname ($uname,$udom) if $ENV{'form.fullname'} eq '';
+    $ENV{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $ENV{'form.fullname'} eq '';
 
     my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
     if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
 
     if (!&canview($usec)) {
 	$request->print('<font color="red">Unable to view requested student.('.
-			$uname.$udom.$usec.$ENV{'request.course.id'}.')</font>');
+			$uname.'@'.$udom.' in section '.$usec.' in course id '.
+			$ENV{'request.course.id'}.')</font>');
 	$request->print(&show_grading_menu_form($symb,$url));
 	return;
     }
@@ -1622,11 +1622,12 @@ KEYWORDS
 	    my %seenparts;
 	    for my $part (sort keys(%$handgrade)) {
 		my ($partid,$respid) = split(/_/,$part);
+		my $display_part=&get_display_part($partid,$url,$symb);
 		if ($ENV{"form.$uname:$udom:$partid:submitted_by"}) {
 		    if (exists($seenparts{$partid})) { next; }
 		    $seenparts{$partid}=1;
-		    my $submitby='<b>Part '.$partid.
-			' Collaborative submission by: </b>'.
+		    my $submitby='<b>Part:</b> '.$display_part.
+			' <b>Collaborative submission by:</b> '.
 			'<a href="javascript:viewSubmitter(\''.
 			$ENV{"form.$uname:$udom:$partid:submitted_by"}.
 			'\')"; TARGET=_self>'.
@@ -1636,8 +1637,8 @@ KEYWORDS
 		}
 		my $responsetype = $responseType->{$partid}->{$respid};
 		if (!exists($record{"resource.$partid.$respid.submission"})) {
-		    $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part '.
-			$partid.'</b> <font color="#999999">( ID '.$respid.
+		    $lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part:</b> '.
+			$display_part.' <font color="#999999">( ID '.$respid.
 			' )</font>&nbsp; &nbsp;'.
 			'<font color="red">Nothing submitted - no attempts</font><br /><br />';
 		    next;
@@ -1665,13 +1666,29 @@ KEYWORDS
 		    if ($ENV{'form.lastSub'} eq 'lastonly' || 
 			($ENV{'form.lastSub'} eq 'hdgrade' && 
 			 $$handgrade{$part} eq 'yes')) {
-			$lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part '.
-			    $partid.'</b> <font color="#999999">( ID '.$respid.
+			my $display_part=&get_display_part($partid,$url,$symb);
+			$lastsubonly.='<tr><td bgcolor="#ffffe6"><b>Part:</b> '.
+			    $display_part.' <font color="#999999">( ID '.$respid.
 			    ' )</font>&nbsp; &nbsp;';
+			my @files;
+			if ($record{"resource.$partid.$respid.portfiles"}) {
+			    my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
+			    foreach my $file (split(',',$record{"resource.$partid.$respid.portfiles"})) {
+				push(@files,$file_url.$file);
+			    
+				&Apache::lonnet::logthis("found a portfolio file".$record{"resource.$partid.$respid.portfiles"});
+				&Apache::lonnet::logthis("uploaded URL file".$record{"resource.$partid.$respid.uploadedurl"});
+			    }
+			}
 			if ($record{"resource.$partid.$respid.uploadedurl"}) {
-			    &Apache::lonnet::allowuploaded('/adm/grades',
-			      $record{"resource.$partid.$respid.uploadedurl"});
-			    $lastsubonly.='<a href="'.$record{"resource.$partid.$respid.uploadedurl"}.'" target="lonGRDs"><img src="/adm/lonIcons/unknown.gif" border=0"> File uploaded by student</a> <font color="red" size="1">Like all files provided by users, this file may contain virusses</font><br />';
+			    push(@files,$record{"resource.$partid.$respid.uploadedurl"});
+			}
+			if (@files) {
+			    $lastsubonly.='<br /><font color="red" size="1">Like all files provided by users, this file may contain virusses</font><br />';
+			    foreach my $file (@files) {
+				&Apache::lonnet::allowuploaded('/adm/grades',$file);
+				$lastsubonly.='<br /><a href="'.$file.'" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border=0"> '.$file.'</a>';
+			    }
 			}
 			$lastsubonly.='<b>Submitted Answer: </b>'.
 			    &cleanRecord($subval,$responsetype,$symb,$partid,
@@ -2299,7 +2316,7 @@ sub viewgrades {
     my $sectionClass;
     if ($ENV{'form.section'} eq 'all') {
 	$sectionClass='Class </h3>';
-    } elsif ($ENV{'form.section'} eq 'no') {
+    } elsif ($ENV{'form.section'} eq 'none') {
 	$sectionClass='Students in no Section </h3>';
     } else {
 	$sectionClass='Students in Section '.$ENV{'form.section'}.'</h3>';
@@ -2326,7 +2343,8 @@ sub viewgrades {
 	    $ctsparts.'" value="'.$partid.'" />'."\n";
 	$result.='<input type="hidden" name="weight_'.
 	    $partid.'" value="'.$weight{$partid}.'" />'."\n";
-	$result.='<tr><td><b>Part  '.$partid.'&nbsp; &nbsp;Point:</b> </td><td>';
+	my $display_part=&get_display_part($partid,$url,$symb);
+	$result.='<tr><td><b>Part:</b> '.$display_part.'&nbsp; &nbsp;<b>Point:</b> </td><td>';
 	$result.='<table border="0"><tr>';  
 	my $ctr = 0;
 	while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across
@@ -2365,14 +2383,17 @@ sub viewgrades {
 	my $display=&Apache::lonnet::metadata($url,$part.'.display');
 	$display =~ s|^Number of Attempts|Tries<br />|; # makes the column narrower
 	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
+	my ($partid) = &split_part_type($part);
+	my $display_part=&get_display_part($partid,$url,$symb);
 	if ($display =~ /^Partial Credit Factor/) {
-	    my ($partid) = &split_part_type($part);
-	    $result.='<td><b>Score Part '.$partid.'<br />(weight = '.
-		$weight{$partid}.')</b></td>'."\n";
+	    $result.='<td><b>Score Part:</b> '.$display_part.
+		' <br /><b>(weight = '.$weight{$partid}.')</b></td>'."\n";
 	    next;
+	} else {
+	    $display =~s/\[Part: \Q$partid\E\]/Part:<\/b> $display_part/;
 	}
 	$display =~ s|Problem Status|Grade Status<br />|;
-	$result.='<td><b>'.$display.'</b></td>'."\n";
+	$result.='<td><b>'.$display.'</td>'."\n";
     }
     $result.='</tr>';
 
@@ -2381,9 +2402,6 @@ sub viewgrades {
     my (undef,undef,$fullname) = &getclasslist($ENV{'form.section'},'1');
     my $ctr = 0;
     foreach (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
-	my $uname = $_;
-	$uname=~s/:/_/;
-	$result.='<input type="hidden" name="ctr'.$ctr.'" value="'.$uname.'" />'."\n";
 	$ctr++;
 	$result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},
 				   $_,$$fullname{$_},\@parts,\%weight,$ctr);
@@ -2407,18 +2425,21 @@ sub viewstudentgrade {
     my ($uname,$udom) = split(/:/,$student);
     $student=~s/:/_/;
     my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
-    my $result='<tr bgcolor="#ffffdd"><td align="right">'.$ctr.'&nbsp;</td><td>&nbsp;'.
+    my $result='<tr bgcolor="#ffffdd"><td align="right">'.
+	'<input type="hidden" name="ctr'.($ctr-1).'" value="'.$student.'" />'.
+	"\n".$ctr.'&nbsp;</td><td>&nbsp;'.
 	'<a href="javascript:viewOneStudent(\''.$uname.'\',\''.$udom.
 	'\')"; TARGET=_self>'.$fullname.'</a> '.
 	'<font color="#999999">('.$uname.($ENV{'user.domain'} eq $udom ? '' : ':'.$udom).')</font></td>'."\n";
     foreach my $apart (@$parts) {
 	my ($part,$type) = &split_part_type($apart);
 	my $score=$record{"resource.$part.$type"};
+	$result.='<td align="middle">';
 	if ($type eq 'awarded') {
 	    my $pts = $score eq '' ? '' : $score*$$weight{$part};
 	    $result.='<input type="hidden" name="'.
 		'GD_'.$student.'_'.$part.'_awarded_s" value="'.$pts.'" />'."\n";
-	    $result.='<td align="middle"><input type="text" name="'.
+	    $result.='<input type="text" name="'.
 		'GD_'.$student.'_'.$part.'_awarded" '.
 		'onChange="javascript:changeSelect(\''.$part.'\',\''.$student.
 		'\')" value="'.$pts.'" size="4" /></td>'."\n";
@@ -2427,7 +2448,7 @@ sub viewstudentgrade {
 	    $status = 'nothing' if ($status eq '');
 	    $result.='<input type="hidden" name="'.'GD_'.$student.'_'.
 		$part.'_solved_s" value="'.$status.'" />'."\n";
-	    $result.='<td align="middle">&nbsp;<select name="'.
+	    $result.='&nbsp;<select name="'.
 		'GD_'.$student.'_'.$part.'_solved" '.
 		'onChange="javascript:changeOneScore(\''.$part.'\',\''.$student.'\')" >'."\n";
 	    $result.= (($status eq 'excused') ? '<option> </option><option selected="on">excused</option>' 
@@ -2438,7 +2459,7 @@ sub viewstudentgrade {
 	    $result.='<input type="hidden" name="'.
 		'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'.
 		    "\n";
-	    $result.='<td align="middle"><input type="text" name="'.
+	    $result.='<input type="text" name="'.
 		'GD_'.$student.'_'.$part.'_'.$type.'" '.
 		'value="'.$score.'" size="4" /></td>'."\n";
 	}
@@ -2502,9 +2523,10 @@ sub editgrades {
 	}
     }
     foreach my $partid (@partid) {
+	my $display_part=&get_display_part($partid,$url,$symb);
 	$result .= '<td colspan="'.$columns{$partid}.
-	    '" align="center"><b>Part '.$partid.
-	    '</b> (Weight = '.$weight{$partid}.')</td>';
+	    '" align="center"><b>Part:</b> '.$display_part.
+	    ' (Weight = '.$weight{$partid}.')</td>';
 
     }
     $result .= '</tr><tr bgcolor="#deffff">';
@@ -2598,7 +2620,7 @@ sub editgrades {
     if ($noupdate) {
 #	my $numcols=(scalar(@partid)*(scalar(@parts)-1)*2)+3;
 	my $numcols=scalar(@partid)*4+2;
-	$result .= '<tr bgcolor="#ffffff"><td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td></tr>'.$noupdate;
+	$result .= '<tr bgcolor="#ffffff"><td align="center" colspan="'.$numcols.'">No Changes Occurred For the Students Below</td></tr><tr bgcolor="#ffffde">'.$noupdate;
     }
     $result .= '</table></td></tr></table>'."\n".
 	&show_grading_menu_form ($symb,$url);
@@ -3045,8 +3067,6 @@ sub getSymbMap {
 	    $minder++;
 	}
     }
-
-    $navmap->untieHashes();
     return \@titles,\%symbx;
 }
 
@@ -3179,8 +3199,6 @@ sub displayPage {
         $curRes = $iterator->next();
     }
 
-    $navmap->untieHashes();
-
     $studentTable.='</td></tr></table></td></tr></table>'."\n".
 	'<input type="button" value="Save" '.
 	'onClick="javascript:checkSubmitPage(this.form,'.$question.');" TARGET=_self />'.
@@ -3193,9 +3211,12 @@ sub displayPage {
 
 sub displaySubByDates {
     my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
+    my $isCODE=0;
+    if (exists($record->{'resource.CODE'})) { $isCODE=1; }
     my $studentTable='<table border="0" width="100%"><tr><td bgcolor="#777777">'.
 	'<table border="0" width="100%"><tr bgcolor="#e6ffff">'.
 	'<td><b>Date/Time</b></td>'.
+	($isCODE?'<td><b>CODE</b></td>':'').
 	'<td><b>Submission</b></td>'.
 	'<td><b>Status&nbsp;</b></td></tr>';
     my ($version);
@@ -3208,18 +3229,22 @@ sub displaySubByDates {
     for ($version=1;$version<=$$record{'version'};$version++) {
 	my $timestamp = scalar(localtime($$record{$version.':timestamp'}));
 	$studentTable.='<tr bgcolor="#ffffff" valign="top"><td>'.$timestamp.'</td>';
+	if ($isCODE) {
+	    $studentTable.='<td>'.$record->{$version.':resource.CODE'}.'</td>';
+	}
 	my @versionKeys = split(/\:/,$$record{$version.':keys'});
 	my @displaySub = ();
 	foreach my $partid (@{$parts}) {
 	    my @matchKey = sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys);
 #	    next if ($$record{"$version:resource.$partid.solved"} eq '');
+	    my $display_part=&get_display_part($partid,undef,$symb);
 	    foreach my $matchKey (@matchKey) {
 		if (exists($$record{$version.':'.$matchKey}) &&
 		    $$record{$version.':'.$matchKey} ne '') {
 		    my ($responseId)=($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/);
-		    $displaySub[0].='<b>Part&nbsp;'.$partid.'&nbsp;';
+		    $displaySub[0].='<b>Part:</b>&nbsp;'.$display_part.'&nbsp;';
 		    $displaySub[0].='<font color="#999999">(ID&nbsp;'.
-			$responseId.')</font>&nbsp;';
+			$responseId.')</font>&nbsp;<b>';
 		    if ($$record{"$version:resource.$partid.tries"} eq '') {
 			$displaySub[0].='Trial&nbsp;not&nbsp;counted';
 		    } else {
@@ -3237,14 +3262,14 @@ sub displaySubByDates {
 		}
 	    }
 	    if (exists $$record{"$version:resource.$partid.award"}) {
-		$displaySub[1].='<b>Part&nbsp;'.$partid.'</b> &nbsp;'.
+		$displaySub[1].='<b>Part:</b>&nbsp;'.$display_part.' &nbsp;'.
 		    lc($$record{"$version:resource.$partid.award"}).' '.
 		    $mark{$$record{"$version:resource.$partid.solved"}}.
 		    '<br />';
 	    }
 	    if (exists $$record{"$version:resource.$partid.regrader"}) {
 		$displaySub[2].=$$record{"$version:resource.$partid.regrader"}.
-		    ' (<b>'.&mt('Part').':</b> '.$partid.')';
+		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
 	    }
 	}
 	# needed because old essay regrader has not parts info
@@ -3341,12 +3366,13 @@ sub updateGradeByPage {
 		    $changeflag++;
 		    $newpts = '';
 		}
-
+		my $display_part=&get_display_part($partid,undef,
+						   $curRes->symb());
 		my $oldstatus = $ENV{'form.solved'.$question.'_'.$partid};
-		$displayPts[0].='&nbsp;<b>Part</b> '.$partid.' = '.
+		$displayPts[0].='&nbsp;<b>Part:</b> '.$display_part.' = '.
 		    (($oldstatus eq 'excused') ? 'excused' : $oldpts).
 		    '&nbsp;<br>';
-		$displayPts[1].='&nbsp;<b>Part</b> '.$partid.' = '.
+		$displayPts[1].='&nbsp;<b>Part:</b> '.$display_part.' = '.
 		     (($score eq 'excused') ? 'excused' : $newpts).
 		    '&nbsp;<br>';
 
@@ -3374,8 +3400,6 @@ sub updateGradeByPage {
         $curRes = $iterator->next();
     }
 
-    $navmap->untieHashes();
-
     $studentTable.='</td></tr></table></td></tr></table>';
     $studentTable.=&show_grading_menu_form($ENV{'form.symb'},$ENV{'form.url'});
     my $grademsg=($changeflag == 0 ? 'No score was changed or updated.' :
@@ -3436,10 +3460,11 @@ sub scantron_filenames {
 }
 
 sub scantron_uploads {
+    my ($file2grade) = @_;
     my $result=	'<select name="scantron_selectfile">';
     $result.="<option></option>";
     foreach my $filename (sort(&scantron_filenames())) {
-	$result.="<option>$filename</option>\n";
+	$result.="<option".($filename eq $file2grade ? ' selected="on"':'').">$filename</option>\n";
     }
     $result.="</select>";
     return $result;
@@ -3464,7 +3489,7 @@ sub scantron_CODElist {
     my $cnum = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
     my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum);
     my $namechoice='<option></option>';
-    foreach my $name (sort(@names)) {
+    foreach my $name (sort {uc($a) cmp uc($b)} @names) {
 	if ($name =~ /^error: 2 /) { next; }
 	$namechoice.='<option value="'.$name.'">'.$name.'</option>';
     }
@@ -3485,13 +3510,13 @@ sub scantron_CODEunique {
 }
 
 sub scantron_selectphase {
-    my ($r) = @_;
+    my ($r,$file2grade) = @_;
     my ($symb,$url)=&get_symb_and_url($r);
     if (!$symb) {return '';}
     my $sequence_selector=&getSequenceDropDown($r,$symb);
     my $default_form_data=&defaultFormData($symb,$url);
     my $grading_menu_button=&show_grading_menu_form($symb,$url);
-    my $file_selector=&scantron_uploads();
+    my $file_selector=&scantron_uploads($file2grade);
     my $format_selector=&scantron_scantab();
     my $CODE_selector=&scantron_CODElist();
     my $CODE_unique=&scantron_CODEunique();
@@ -3501,8 +3526,8 @@ sub scantron_selectphase {
     $result.= <<SCANTRONFORM;
     <table width="100%" border="0">
     <tr>
+     <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
       <td bgcolor="#777777">
-       <form method="post" enctype="multipart/form-data" action="/adm/grades" name="scantron_process">
        <input type="hidden" name="command" value="scantron_warning" />
         $default_form_data
         <table width="100%" border="0">
@@ -3539,8 +3564,8 @@ sub scantron_selectphase {
             </td>
           </tr>
         </table>
-       </form>
-      </td>
+       </td>
+     </form>
     </tr>
 SCANTRONFORM
    
@@ -3596,8 +3621,8 @@ SCANTRONFORM
     }
     $r->print(<<SCANTRONFORM);
     <tr>
-      <td bgcolor="#777777">
-        <form action='/adm/grades' name='scantron_download'>
+      <form action='/adm/grades' name='scantron_download'>
+        <td bgcolor="#777777">
           <input type="hidden" name="command" value="scantron_download" />
           <table width="100%" border="0">
             <tr bgcolor="#e6ffff">
@@ -3614,14 +3639,13 @@ SCANTRONFORM
               </td>
             </tr>
           </table>
-        </form>
-      </td>
+        </td>
+      </form>
     </tr>
 SCANTRONFORM
 
     $r->print(<<SCANTRONFORM);
   </table>
-</form>
 $grading_menu_button
 SCANTRONFORM
 
@@ -3818,7 +3842,8 @@ sub scantron_find_student {
 
 sub scantron_filter {
     my ($curres)=@_;
-    if (ref($curres) && $curres->is_problem() && !$curres->randomout) {
+                        # randomout is dysfunctional at best for this purpose
+    if (ref($curres) && $curres->is_problem()) { #&& !$curres->randomout) {
 	return 1;
     }
     return 0;
@@ -3970,7 +3995,7 @@ sub scantron_form_start {
   <input type="hidden" name="selectpage" value="$ENV{'form.selectpage'}" />
   <input type="hidden" name="scantron_format" value="$ENV{'form.scantron_format'}" />
   <input type="hidden" name="scantron_selectfile" value="$ENV{'form.scantron_selectfile'}" />
-  <input type="hidden" name="scantron_maxbubble" value="$max_bubble'" />
+  <input type="hidden" name="scantron_maxbubble" value="$max_bubble" />
   <input type="hidden" name="scantron_CODElist" value="$ENV{'form.scantron_CODElist'}" />
   <input type="hidden" name="scantron_CODEunique" value="$ENV{'form.scantron_CODEunique'}" />
   <input type="hidden" name="scantron_options_redo" value="$ENV{'form.scantron_options_redo'}" />
@@ -4290,8 +4315,8 @@ sub scantron_get_correction {
 	} elsif ($error eq 'duplicateCODE') {
 	    $r->print("</p><p>The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique</p>\n");
 	}
-	$r->print("<p>The CODE on the form is  <tt>".
-		  $$scan_record{'scantron.CODE'}."</tt><br />\n");
+	$r->print("<p>The CODE on the form is  <tt>'".
+		  $$scan_record{'scantron.CODE'}."'</tt><br />\n");
 	$r->print("<p>The ID on the form is  <tt>".
 		  $$scan_record{'scantron.ID'}."</tt><br />\n");
 	$r->print("The name on the paper is ".
@@ -4437,13 +4462,21 @@ sub scantron_validate_CODE {
 						 $scan_data);
 	my $CODE=$$scan_record{'scantron.CODE'};
 	my $error=0;
-	if (!exists($allcodes{$CODE}) && !$$scan_record{'scantron.useCODE'}) {
+	if (!&Apache::lonnet::validCODE($CODE)) {
 	    &scantron_get_correction($r,$i,$scan_record,
 				     \%scantron_config,
 				     $line,'incorrectCODE',\%allcodes);
 	    return(1,$currentphase);
 	}
-	if (exists($usedCODEs{$CODE}) && $ENV{'form.scantron_CODEunique'}
+	if (%allcodes && !exists($allcodes{$CODE}) 
+	    && !$$scan_record{'scantron.useCODE'}) {
+	    &scantron_get_correction($r,$i,$scan_record,
+				     \%scantron_config,
+				     $line,'incorrectCODE',\%allcodes);
+	    return(1,$currentphase);
+	}
+	if (exists($usedCODEs{$CODE}) 
+	    && $ENV{'form.scantron_CODEunique'} eq 'yes'
 	    && !$$scan_record{'scantron.CODE_ignore_dup'}) {
 	    &scantron_get_correction($r,$i,$scan_record,
 				     \%scantron_config,
@@ -4608,11 +4641,18 @@ SCANTRONFORM
 	    if (exists($scan_record->{'scantron.CODE'}) &&
 		$scan_record->{'scantron.CODE'}) {
 		$form{'CODE'}=$scan_record->{'scantron.CODE'};
+	    } else {
+		$form{'CODE'}='';
 	    }
 	    my $result=&Apache::lonnet::ssi($resource->src(),%form);
-
+	    if ($result ne '') {
+		&Apache::lonnet::logthis("scantron grading error -> $result");
+		&Apache::lonnet::logthis("scantron grading error info name $uname domain $udom course $ENV{'request.course.id'} url ".$resource->src());
+	    }
+	    if (&Apache::loncommon::connection_aborted($r)) { last; }
 	}
 	$completedstudents{$uname}={'line'=>$line};
+	if (&Apache::loncommon::connection_aborted($r)) { last; }
     } continue {
 	&Apache::lonnet::delenv('form.counter');
 	&Apache::lonnet::delenv('scantron\.');
@@ -4621,7 +4661,6 @@ SCANTRONFORM
 #    my $lasttime = &Time::HiRes::time()-$start;
 #    $r->print("<p>took $lasttime</p>");
 
-    $navmap->untieHashes();
     $r->print("</form>");
     $r->print(&show_grading_menu_form($symb,$url));
     return '';
@@ -4682,7 +4721,8 @@ sub scantron_upload_scantron_data_save {
 	}
 	return '';
     }
-    $r->print("Doing upload to ".$ENV{'form.courseid'}." <br />");
+    my %coursedata=&Apache::lonnet::coursedescription($ENV{'form.domainid'}.'_'.$ENV{'form.courseid'});
+    $r->print("Doing upload to ".$coursedata{'description'}." <br />");
     my $home=&Apache::lonnet::homeserver($ENV{'form.courseid'},
 					 $ENV{'form.domainid'});
     my $fname=$ENV{'form.upfile.filename'};
@@ -4699,6 +4739,7 @@ sub scantron_upload_scantron_data_save {
     $fname=~s/[^\w\.\-]//g;
     # See if there is anything left
     unless ($fname) { return 'error: no uploaded file'; }
+    my $uploadedfile=$fname;
     $fname='scantron_orig_'.$fname;
     if (length($ENV{'form.upfile'}) < 2) {
 	$r->print("<font color='red'>Error:</font> The file you attempted to upload, <tt>".&HTML::Entities::encode($ENV{'form.upfile.filename'},'<>&"')."</tt>, contained no information. Please check that you entered the correct filename.");
@@ -4707,11 +4748,11 @@ sub scantron_upload_scantron_data_save {
 	if ($result =~ m|^/uploaded/|) {
 	    $r->print("<font color='green'>Success:</font> Successfully uploaded ".(length($ENV{'form.upfile'})-1)." bytes of data into location <tt>".$result."</tt>");
 	} else {
-	    $r->print("<font color='red'>Error:</font> An error (".$result.") occured when attempting to upload the file, <tt>".&HTML::Entities::encode($ENV{'form.upfile.filename'},'<>&"')."</tt>");
+	    $r->print("<font color='red'>Error:</font> An error (".$result.") occurred when attempting to upload the file, <tt>".&HTML::Entities::encode($ENV{'form.upfile.filename'},'<>&"')."</tt>");
 	}
     }
     if ($symb) {
-	$r->print(&show_grading_menu_form($symb,$url));
+	$r->print(&scantron_selectphase($r,$uploadedfile));
     } else {
 	$r->print($doanotherupload);
     }
@@ -4876,9 +4917,6 @@ GRADINGMENUJS
 
     $result.=&mt('Student Status').':</b>'.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,1,undef);
 
-    if (ref($sections) && (grep /no/,@$sections)) {
-	$result.='&nbsp;(Section "no" implies the students were not assigned a section.)<br />';
-    }
     $result.='</td></tr>';
 
     $result.='<tr bgcolor="#ffffe6"valign="top"><td>'.
@@ -5078,8 +5116,7 @@ sub send_header {
 
 sub send_footer {
     my ($request)= @_;
-    $request->print('</body>');
-    $request->print(&Apache::lontexconvert::footer());
+    $request->print('</body></html>');
 }
 
 1;