--- loncom/homework/grades.pm	2003/10/14 00:05:16	1.130.2.1.2.9
+++ loncom/homework/grades.pm	2003/10/14 22:52:24	1.130.2.1.2.10
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.130.2.1.2.9 2003/10/14 00:05:16 albertel Exp $
+# $Id: grades.pm,v 1.130.2.1.2.10 2003/10/14 22:52:24 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -3362,7 +3362,6 @@ sub scantron_parse_scanline {
 	    $record{"scantron.$questnum.answer"}=$alphabet[length($array[0])];
 	}
 	if (scalar(@array) gt 2) {
-	    Apache->request->print("snippet is <pre>$currentquest</pre>");
 	    push(@{$record{'scantron.doubleerror'}},$questnum);
 	    my @ans=@array;
 	    my $i=length($ans[0]);shift(@ans);
@@ -3379,7 +3378,6 @@ sub scantron_parse_scanline {
 
 sub scantron_add_delay {
     my ($delayqueue,$scanline,$errormessage,$errorcode)=@_;
-    Apache->request->print('add_delay_error '.$_[2] );
     push(@$delayqueue,
 	 {'line' => $scanline, 'emsg' => $errormessage,
 	  'ecode' => $errorcode }
@@ -3393,9 +3391,7 @@ sub scantron_find_student {
 	return &scan_data($scan_data,"$line.user");
     }
     foreach my $id (keys(%$idmap)) {
-	#Apache->request->print('<pre>checking studnet -'.$id.'- againt -'.$scanID.'- </pre>');
 	if (lc($id) eq lc($scanID)) {
-	    #Apache->request->print('success');
 	    return $$idmap{$id};
 	}
     }
@@ -3493,13 +3489,21 @@ SCANTRONFORM
 	}
     }
     if (!$stop) {
-	$r->print("Validation process complete, click 'Submit' to start proccssing");
+	$r->print("Validation process complete.<br />");
+	$r->print('<input type="submit" name="submit" value="Start Grading" />');
 	$r->print('<input type="hidden" name="command" value="scantron_process" />');
     } else {
 	$r->print('<input type="hidden" name="command" value="scantron_validate" />');
 	$r->print("<input type='hidden' name='validatepass' value='".$currentphase."' />");
     }
-    $r->print('<input type="submit" name="submit" /></form></body></html>');
+    if ($stop) {
+	$r->print('<input type="submit" name="submit" value="Continue ->" />');
+	$r->print(' using corrected info <br />');
+	$r->print("<input type='submit' value='Skip' name='scantron_skip_record' />");
+	$r->print(" this scanline saving it for later.");
+    }
+    $r->print(" </form><br />".&show_grading_menu_form($symb,$url).
+	      "</body></html>");
     return '';
 }
 
@@ -3599,20 +3603,13 @@ sub scantron_validate_ID {
     my %found=('ids'=>{},'usernames'=>{});
     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
 	my $line=&scantron_get_line($scanlines,$i);
-	if (!$line) { next; }
+	if ($line=~/^[\s\cz]*$/) { next; }
 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
 						 $scan_data);
 	my $id=$$scan_record{'scantron.ID'};
-#	$r->print("<p>Checking ID ".$$scan_record{'scantron.ID'}.
-#		  " on paper ID ".$$scan_record{'scantron.PaperID'}."</p>\n");
 	my $found;
 	foreach my $checkid (keys(%idmap)) {
-	    if (lc($checkid) eq lc($id)) {
-		if ($checkid ne $id) {
-		    #$r->print("<p>Using $checkid for encoded $id</p>\n");
-		}
-		$found=$checkid;last;
-	    }
+	    if (lc($checkid) eq lc($id)) { $found=$checkid;last; }
 	}
 	if ($found) {
 	    my $username=$idmap{$found};
@@ -3661,12 +3658,12 @@ sub scantron_get_correction {
 #to show both the current line and the previous one and allow skipping
 #the previous one or the current one
 
-    $r->print("<p>This scantron record has an error ($error). ");
+    $r->print("<p>An error was detected ($error) ");
     if ( defined($$scan_record{'scantron.PaperID'}) ) {
-	$r->print("The current PaperID is <tt>".
+	$r->print(" for PaperID <tt>".
 		  $$scan_record{'scantron.PaperID'}."</tt> \n");
     } else {
-	$r->print("The current scanline is <pre>".
+	$r->print(" in scanline $i <pre>".
 		  $line."</pre> \n");
     }
     $r->print('<input type="hidden" name="scantron_corrections" value="'.$error.'" />'."\n");
@@ -3677,61 +3674,68 @@ sub scantron_get_correction {
 	} elsif ($error eq 'duplicateID') {
 	    $r->print("The encoded ID has also been used by a previous paper $arg</p>\n");
 	}
-	$r->print("<p>Original ID is <tt>".$$scan_record{'scantron.ID'}.
-		  "</tt><br />\n");
-	$r->print("Name on paper is ".$$scan_record{'scantron.LastName'}.",".
+	$r->print("<p>The ID on the form is  <tt>".
+		  $$scan_record{'scantron.ID'}."</tt><br />\n");
+	$r->print("The name on the paper is ".
+		  $$scan_record{'scantron.LastName'}.",".
 		  $$scan_record{'scantron.FirstName'}."</p>");
-	$r->print("<p>Please correct <br /> \n");
-	$r->print("\n<ul><li> Pick a specific user -- username:<input type='text' name='scantron_username' value='' />");
-	$r->print("\ndomain:".
-		 &Apache::loncommon::select_dom_form(undef,'scantron_domain'));
+	$r->print("<p>How should I handle this? <br /> \n");
+	$r->print("\n<ul><li> ");
 	#FIXME it would be nice if this sent back the user ID and
 	#could do partial userID matches
 	$r->print(&Apache::loncommon::selectstudent_link('scantronupload',
-				      'scantron_username','scantron_domain'));
+				       'scantron_username','scantron_domain'));
+	$r->print(": <input type='text' name='scantron_username' value='' />");
+	$r->print("\n@".
+		 &Apache::loncommon::select_dom_form(undef,'scantron_domain'));
+
 	$r->print('</li>');
     } elsif ($error eq 'doublebubble') {
-	$r->print("<pre>$line</pre>");
-	$Apache::lonxml::debug=1;
-	&Apache::lonhomework::showhashsubset($scan_record,'.');
-	$Apache::lonxml::debug=0;
-	$r->print("There have been multiple bubbles scanned for a single question\n");
+#FIXME Need to print out who this is along with the paper info
+	$r->print("<p>There have been multiple bubbles scanned for a some question(s)</p>\n");
 	$r->print('<input type="hidden" name="scantron_questions" value="'.
 		  join(',',@{$arg}).'" />');
+	$r->print("<p>Please indicate which bubble should be used for grading</p>");
 	foreach my $question (@{$arg}) {
 	    my $selected=$$scan_record{"scantron.$question.answer"};
-	    $r->print("<p> For question $question, selected bubbles were ".
-		      join(" ",split('',$selected,-1)).
-              " <br />Please pick which one should be used for grading<br />");
-	    &scantron_bubble_selector($r,$scan_config,$question);
+	    &scantron_bubble_selector($r,$scan_config,$question,split('',$selected));
 	}
     } elsif ($error eq 'missingbubble') {
+	$r->print("<p>There have been <b>no</b> bubbles scanned for some question(s)</p>\n");
+	$r->print("<p>Please indicate which bubble should be used for grading</p>");
 	$r->print("Some questions have no scanned bubbles\n");
 	$r->print('<input type="hidden" name="scantron_questions" value="'.
 		  join(',',@{$arg}).'" />');
 	foreach my $question (@{$arg}) {
 	    my $selected=$$scan_record{"scantron.$question.answer"};
-	    $r->print("<p>Question $question, Please select a bubble to use ");
 	    &scantron_bubble_selector($r,$scan_config,$question);
 	}
     } else {
 	$r->print("\n<ul>");
     }
-    $r->print("<li>Skip this scanline saving it for later  ");
-    $r->print("\n<input type='checkbox' name='scantron_skip_record' /> </li></ul>");
+    $r->print("\n</li></ul>");
+
 }
 
 sub scantron_bubble_selector {
-    my ($r,$scan_config,$quest)=@_;
+    my ($r,$scan_config,$quest,@selected)=@_;
     my $max=$$scan_config{'Qlength'};
     my @alphabet=('A'..'Z');
+    $r->print("<table border='1'><tr><td rowspan='2'>$quest</td>");
+    for (my $i=0;$i<$max+1;$i++) {
+	$r->print('<td align="center">');
+	if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) }
+	else { $r->print('&nbsp;'); }
+	$r->print('</td>');
+    }
+    $r->print('<td></td></tr><tr>');
     for (my $i=0;$i<$max;$i++) {
-	$r->print('<input type="radio" name="scantron_correct_Q_'.$quest.
-		  '" value="'.$i.'" />'.$alphabet[$i]);
+	$r->print('<td><input type="radio" name="scantron_correct_Q_'.$quest.
+		  '" value="'.$i.'" />'.$alphabet[$i]."</td>");
     }
-    $r->print('<input type="radio" name="scantron_correct_Q_'.$quest.
-	      '" value="none" /> Nothing');
-    $r->print('<br />');
+    $r->print('<td><input type="radio" name="scantron_correct_Q_'.$quest.
+	      '" value="none" /> No bubble </td>');
+    $r->print('</tr></table>');
 }
 
 sub scantron_validate_CODE {
@@ -3751,7 +3755,7 @@ sub scantron_validate_doublebubble {
     my ($scanlines,$scan_data)=&scantron_getfile();
     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
 	my $line=&scantron_get_line($scanlines,$i);
-	if (!$line) { next; }
+	if ($line=~/^[\s\cz]*$/) { next; }
 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
 						 $scan_data);
 	if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
@@ -3776,7 +3780,7 @@ sub scantron_validate_missingbubbles {
     if (!$max_bubble) { $max_bubble=2**31; }
     for (my $i=0;$i<=$scanlines->{'count'};$i++) {
 	my $line=&scantron_get_line($scanlines,$i);
-	if (!$line) { next; }
+	if ($line=~/^[\s\cz]*$/) { next; }
 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
 						 $scan_data);
 	if (!defined($$scan_record{'scantron.missingerror'})) { next; }
@@ -3826,17 +3830,15 @@ SCANTRONFORM
 					  'Processing first student');
     my $start=&Time::HiRes::time();
     my $i=-1;
+    my ($uname,$udom);
     while ($i<$scanlines->{'count'}) {
+	($uname,$udom)=('','');
 	$i++;
 	my $line=&scantron_get_line($scanlines,$i);
-	$r->print('<pre>line is'.$line.'</pre>');
-	if (!defined($line)) { 
-	    $r->print('skipping');
-	    next;
-	}
+#	$r->print('<pre>line is'.$line.'</pre>');
+	if ($line=~/^[\s\cz]*$/) { next; }
 	my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
 						 $scan_data);
-	my ($uname,$udom);
 	unless ($uname=&scantron_find_student($scan_record,$scan_data,
 					      \%idmap,$i)) {
 	    &scantron_add_delay(\@delayqueue,$line,
@@ -3848,7 +3850,7 @@ SCANTRONFORM
 				'Student '.$uname.' has multiple sheets',2);
 	    next;
 	}
-	$r->print('<pre>doing studnet'.$uname.'</pre>');
+#	$r->print('<pre>doing studnet'.$uname.'</pre>');
 	($uname,$udom)=split(/:/,$uname);
 	&Apache::lonnet::delenv('form.counter');
 	&Apache::lonnet::appenv(%$scan_record);
@@ -3888,8 +3890,7 @@ SCANTRONFORM
     } continue {
 	&Apache::lonnet::delenv('form.counter');
 	&Apache::lonnet::delenv('scantron\.');
-	&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
-						 'last student');
+	&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,$uname);
 	#last;
 	#FIXME
 	#get iterator for $sequence
@@ -3900,7 +3901,7 @@ SCANTRONFORM
     }
     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
     my $lasttime = &Time::HiRes::time()-$start;
-    $r->print("<p>took $lasttime</p>");
+    #$r->print("<p>took $lasttime</p>");
 
     #$Apache::lonxml::debug=0;
     foreach my $delay (@delayqueue) {
@@ -3917,6 +3918,9 @@ SCANTRONFORM
     #     to ignore delayed students, possibly saving the delay queue for later
     
     $navmap->untieHashes();
+    $r->print("<p>Done</p>");
+    $r->print(&show_grading_menu_form($symb,$url));
+    return '';
 }
 
 sub scantron_upload_scantron_data {
@@ -4241,7 +4245,7 @@ sub handler {
 		 &Apache::lonnet::allowed('usc',$ENV{'request.role.domain'})) {
 	    $request->print(&scantron_upload_scantron_data_save($request));
 	} elsif ($command) {
-	    $request->print("Access Denied");
+	    $request->print("$command ".join(':',%perm)."Access Denied");
 	}
     }
     &send_footer($request);