--- loncom/homework/bridgetask.pm	2005/05/31 16:27:43	1.34
+++ loncom/homework/bridgetask.pm	2005/09/21 21:54:20	1.52
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: bridgetask.pm,v 1.34 2005/05/31 16:27:43 albertel Exp $
+# $Id: bridgetask.pm,v 1.52 2005/09/21 21:54:20 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -36,6 +36,7 @@ use Apache::File();
 use Apache::lonmenu;
 use Apache::lonlocal;
 use Apache::lonxml;
+use Apache::slotrequest();
 use Time::HiRes qw( gettimeofday tv_interval );
 
 BEGIN {
@@ -91,6 +92,7 @@ sub proctor_check_auth {
 sub get_version {
     my ($version,$previous);
     if ($env{'form.previousversion'} && 
+	$env{'form.previousversion'} ne 'current' &&
 	defined($Apache::lonhomework::history{'resource.'.$env{'form.previousversion'}.'.status'})) {
 	$version=$env{'form.previousversion'};
 	$previous=1;
@@ -129,6 +131,7 @@ sub add_previous_version_button {
     my $list='<option>'.
 	join("</option>\n<option>",@to_show).
 	     "</option>\n";
+    $list.='<option value="current">'.&mt('Current').'</option>';
     $result.='<form name="getprevious" method="POST" action="';
     my $uri=$env{'request.uri'};
     if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
@@ -144,9 +147,7 @@ sub add_grading_button {
     my $result=' <input type="submit" name="gradeasubmission" value="'.
 	&mt("Get a submission to grade").'" />';
     $result.='<input type="hidden" name="grade_target" value="webgrade" />';
-    if ( 1) {
-	#need a permissions for limitng this to 'powerful users'
-
+    if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
 	my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
 	$result.='<p>'.&mt("Grading Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
 
@@ -157,14 +158,37 @@ sub add_grading_button {
 	$result.='<p>'.&mt("Review Queue has [_1] entries. [_2] of them are ready to be graded and [_3] of them are currently being graded",$entries,$ready,$locks);
 	$result.=' <input type="submit" name="reviewasubmission" value="'.
 	    &mt("Select an entry from the review queue").'" /> </p>'."\n";
+	$result.=' <input type="submit" name="regradeasubmission" value="'.
+	    &mt("Select a user to regrade.").'" /> </p>'."\n";
     }
     return $result;
 }
 
 sub add_request_another_attempt_button {
+    my ($text)=@_;
+    if (!$text) { $text="Request another attempt"; }
     my $result;
-    $result.=' <input type="submit" name="requestattempt" value="'.
-	&mt("Request another attempt").'" />';
+    my $symb=&Apache::lonnet::symbread();
+    my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
+    my $action='get_reservation';
+    if ($slot_name) {
+	$text="Change reservation.";
+	$action='change_reservation';
+	my $description=&Apache::slotrequest::get_description($slot_name,
+							      $slot);
+	$result.=(<<STUFF);
+<p> Will be next available: $description </p>
+STUFF
+    }
+    
+    if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
+    $symb=&Apache::lonnet::escape($symb);
+    $result.='<form method="POST" action="/adm/slotrequest">'.
+	'<input type="hidden" name="symb" value="'.$symb.'" />'.
+	'<input type="hidden" name="command" value="'.$action.'" />'.
+	'<input type="submit" name="requestattempt" value="'.
+	&mt($text).'" />'.
+	'</form>';
     return $result;
 }
 
@@ -200,6 +224,15 @@ sub start_Task {
 	    my $uri=$env{'request.uri'};
 	    if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
 	    $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
+	    my $symb=&Apache::lonnet::symbread();
+	    if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
+		$body_tag_start.='<form method="POST" action="/adm/slotrequest">'.
+		    '<input type="hidden" name="symb" value="'.$symb.'" />'.
+		    '<input type="hidden" name="command" value="showslots" />'.
+		    '<input type="submit" name="requestattempt" value="'.
+		    &mt('Show Slot list').'" />'.
+		    '</form>';
+	    }
 	}
     }
     if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
@@ -230,6 +263,7 @@ sub start_Task {
 		    $msg.='<h1>'.&mt('Unable to determine if this resource is open due to network problems. Please try again later.').'</h1>';
 		} elsif ($status eq 'NOT_IN_A_SLOT') {
 		    $msg.='<h1>'.&mt('You are not currently signed up to work at this time and/or place.').'</h1>';
+		    $msg.=&add_request_another_attempt_button("Sign up for time to work.");
 		} elsif ($status eq 'NEEDS_CHECKIN') {
 		    $msg.='<h1>'.&mt('You need the Proctor to validate you.').
 			'</h1>'.&proctor_validation_screen($slot);
@@ -251,22 +285,14 @@ sub start_Task {
 		}
 	    } elsif ($target eq 'grade' && !$env{'form.webgrade'}) {
 		if ($status eq 'NEEDS_CHECKIN') {
-		    if (&proctor_check_auth($slot_name,$slot)) {
-			#FIXME immeadiatly add this to the grading queue
-                        #      with slot->{'endtime'} for when grading can 
-                        #      begin on this resource
-			# FIXME I think the above is done by default,
-                        #        need to check that
-                        #        failure doesn't do this.
- 		    }
+		    &proctor_check_auth($slot_name,$slot);
 		}
 	    }
 	} elsif ($target eq 'web') {
 	    my $name= &Apache::structuretags::get_resource_name($parstack,$safeeval);
 	    $result.="$head_tag_start<title>$name</title></head>
-              $body_tag_start \n $form_tag_start".	
-	      '<input type="hidden" name="submitted" value="yes" />';
-	    $result.=&preserve_grade_info();
+              $body_tag_start \n";
+	    
 	    my ($version,$previous)=&get_version();
 	    if ($Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {
 		$result.='<h1><font color="red">'.&mt('Did not pass').'</font></h1>';
@@ -277,14 +303,18 @@ sub start_Task {
 	    if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass') {
 		$result.='<h1><font color="green">'.&mt('Passed').'</font></h1>';
 	    }
+	    $result.=$form_tag_start.
+		'<input type="hidden" name="submitted" value="yes" />';
+	    $result.=&preserve_grade_info();
+
 	}
     } elsif ( ($target eq 'grade' && $env{'form.webgrade'}) ||
 	      $target eq 'webgrade') {
 	my $webgrade='yes';
 	if ($target eq 'webgrade') {
 	    $result.=$head_tag_start.$body_tag_start;
-	    $result.='<br />Review'.&show_queue('reviewqueue');
-	    $result.='<br />Grade'.&show_queue('gradingqueue');
+	    #$result.='<br />Review'.&show_queue('reviewqueue');
+	    #$result.='<br />Grade'.&show_queue('gradingqueue');
 	}
 	# FIXME Blast! still need to reorg this, need to reshow the
         #       queue being reviewed once done with the grade pass...
@@ -306,7 +336,7 @@ sub start_Task {
 	    &Apache::structuretags::initialize_storage();
 	    &Apache::lonhomework::showhash(%Apache::lonhomework::history);
 	    if ($target eq 'webgrade') {
-		$result.='<br />After -'.&show_queue($env{'form.queue'});
+		#$result.='<br />After -'.&show_queue($env{'form.queue'});
 		$result.="\n".'<table width="100%" style="width:100%" border="1">';
 		if ($status_code eq 'selected') {
 		    $form_tag_start.=
@@ -325,6 +355,8 @@ sub start_Task {
 		    $result.=&show_queue($env{'form.queue'},1);
 		} elsif ($status_code eq 'show_list') {
 		    $result.=&show_queue($env{'form.queue'},1);
+		} elsif ($status_code eq 'select_user') {
+		    $result.=&select_user();
 		} else {
 		    $result.='<b>'.&mt("No user to be graded.").'</b>';
 		}
@@ -338,6 +370,10 @@ sub start_Task {
 		$webgrade.'" />';
 	    $result.='<input type="hidden" name="queue" value="'.
 		$env{'form.queue'}.'" />';
+	    if ($env{'form.regrade'}) {
+		$result.='<input type="hidden" name="regrade" value="'.
+		    $env{'form.regrade'}.'" />';
+	    }
 	}
     } else {
 	# page_start returned a starting result, delete it if we don't need it
@@ -362,6 +398,12 @@ sub get_key_todo {
 	return (undef,'show_list');
     }
 
+    if (defined($env{'form.regradeasubmission'})) {
+	&Apache::lonxml::debug("regrade a grading....");
+	$env{'form.queue'}='none';
+	return (undef,'select_user');
+    }
+
     my $queue=$env{'form.queue'};
 
     if (!defined($queue)) {
@@ -370,6 +412,20 @@ sub get_key_todo {
 
     my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
 
+    if ($env{'form.queue'} eq 'none') {
+	if (defined($env{'form.gradingkey'})) {
+	    if ($target eq 'webgrade') {
+		if ($env{'form.stop'}) {
+		    return (undef,'stop');
+		} elsif ($env{'form.next'}) {
+		    return (undef,'show_list');
+		}
+	    }
+	    return ($gradingkey,'selected');
+	} else {
+	    return (undef,'show_list');
+	}
+    }
     if (defined($env{'form.queue'}) && defined($env{'form.gradingkey'})
 	&& !defined($env{'form.gradingaction'}) 
 	&& $env{'form.queuemode'} eq 'selected') {
@@ -434,7 +490,10 @@ sub end_Task {
 		    $result.="\n".'<table border="1">'.
 			&Apache::inputtags::file_selector("$version.0",
 							  "bridgetask","*",
-							  'portfolioonly').
+							  'portfolioonly',
+							  '
+<h2>'.&mt('Submit Portfolio Files for Grading').'</h2>
+<p>'.&mt('Indicate the files from your portfolio to be evaluated in grading this task.').'</p>').
 							  "</table>";
 		    $result.=&Apache::inputtags::gradestatus('0');
 		}
@@ -456,6 +515,8 @@ sub end_Task {
 		$Apache::lonhomework::results{"resource.0.award"}=
 		    $Apache::lonhomework::results{"resource.$version.0.award"}=
 		    $award;
+		$Apache::lonhomework::results{"resource.0.submission"}=
+		    $Apache::lonhomework::results{"resource.$version.0.submission"}='';
 	    }
 	    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
 	    &Apache::structuretags::finalize_storage();
@@ -485,7 +546,9 @@ sub end_Task {
 		    $ungraded++;
 		} elsif ($status eq 'review') {
 		    $review++;
-		}	
+		} else {
+		    $ungraded++;
+		}
 	    }
 	    if ($optional_passed < $optional_required) {
 		$mandatory_failed++;
@@ -499,14 +562,14 @@ sub end_Task {
 		    &check_queue_unlock($env{'form.queue'});
 		    &Apache::lonxml::debug(" still needs review not changing status.");
 		} else {
-		    &move_between_queues('gradingqueue','reviewqueue');
+		    &move_between_queues($env{'form.queue'},'reviewqueue');
 		}
 	    } elsif ($ungraded) {
 		$Apache::lonhomework::results{"resource.$version.status"}='ungraded';
-		# FIXME if in review queue need to move back to grading queue
-		if ($env{'form.queue'} eq 'reviewqueue') {
+		if ($env{'form.queue'} eq 'reviewqueue' ||
+		    $env{'form.queue'} eq 'none' ) {
 		    &Apache::lonxml::debug("moving back.");
-		    &move_between_queues('reviewqueue','gradingqueue');
+		    &move_between_queues($env{'form.queue'},'gradingqueue');
 		} else {
 		    &check_queue_unlock($env{'form.queue'});
 		}
@@ -515,23 +578,46 @@ sub end_Task {
 		$Apache::lonhomework::results{"resource.$version.0.solved"}='incorrect_by_override';
 		$Apache::lonhomework::results{"resource.$version.0.award"}='INCORRECT';
 		$Apache::lonhomework::results{"resource.$version.0.awarded"}='0';
-		&remove_from_queue($env{'form.queue'});
+		&remove_from_queue($env{'form.queue'}); 
+
+		my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+		
+		if ($env{'form.regrade'} ne 'yes') {
+		    $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
+			$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
+		    &Apache::grades::version_portfiles(
+						       \%Apache::lonhomework::results,
+						       ["$version.0.bridgetask"],$courseid,
+						       $symb,$udom,$uname,
+						       ["$version.0.bridgetask"]);
+		}
 	    } else {
 		$Apache::lonhomework::results{"resource.$version.status"}='pass';
 		$Apache::lonhomework::results{"resource.$version.0.solved"}='correct_by_override';
 		$Apache::lonhomework::results{"resource.$version.0.award"}='EXACT_ANS';
 		$Apache::lonhomework::results{"resource.$version.0.awarded"}='1';
 		&remove_from_queue($env{'form.queue'});
+
+		my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+		if ($env{'form.regrade'} ne 'yes') {
+		    $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
+			$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"};
+		    &Apache::grades::version_portfiles(
+						       \%Apache::lonhomework::results,
+						       ["$version.0.bridgetask"],$courseid,
+						       $symb,$udom,$uname,
+						       ["$version.0.bridgetask"]);
+		}
 	    }
 	    $Apache::lonhomework::results{"resource.status"}=
 		$Apache::lonhomework::results{"resource.$version.status"};
 	    if (defined($Apache::lonhomework::results{"resource.$version.0.awarded"})) {
 		$Apache::lonhomework::results{"resource.0.award"}=
-		    $Apache::lonhomework::results{"resource.$version.award"};
+		    $Apache::lonhomework::results{"resource.$version.0.award"};
 		$Apache::lonhomework::results{"resource.0.awarded"}=
-		    $Apache::lonhomework::results{"resource.$version.awarded"};
+		    $Apache::lonhomework::results{"resource.$version.0.awarded"};
 		$Apache::lonhomework::results{"resource.0.solved"}=
-		    $Apache::lonhomework::results{"resource.$version.solved"};
+		    $Apache::lonhomework::results{"resource.$version.0.solved"};
 	    }
 	    &Apache::structuretags::finalize_storage();
 	}
@@ -557,8 +643,13 @@ sub end_Task {
 
 sub move_between_queues {
     my ($src_queue,$dest_queue)=@_;
-    my $cur_data=&get_queue_data($src_queue);
-    if (!$cur_data) { return 'not_exist'; }
+    my $cur_data;
+    if ($src_queue ne 'none') {
+	$cur_data=&get_queue_data($src_queue);
+	if (!$cur_data) { return 'not_exist'; }
+    } else {
+	$cur_data = ['none'];
+    }
     my $result=&add_to_queue($dest_queue,$cur_data->[0]);
     if ($result ne 'ok') {
 	return $result;
@@ -569,6 +660,7 @@ sub move_between_queues {
 
 sub check_queue_unlock {
     my ($queue,$key,$allow_not_me)=@_;
+    if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     if (!defined($key)) {
 	$key="$symb\0queue\0$uname\@$udom";
@@ -588,6 +680,7 @@ sub check_queue_unlock {
 
 sub remove_from_queue {
     my ($queue)=@_;
+    if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $cnum=$env{'course.'.$cid.'.num'};
     my $cdom=$env{'course.'.$cid.'.domain'};
@@ -620,8 +713,25 @@ sub get_queue_data {
     return undef;
 }
 
+sub check_queue_for_key {
+    my ($cid,$queue,$todo)=@_;
+    my $cnum=$env{'course.'.$cid.'.num'};
+    my $cdom=$env{'course.'.$cid.'.domain'};
+    my %results=
+	&Apache::lonnet::get($queue,[$todo,"$todo\0locked"],$cdom,$cnum);
+    
+    if (exists($results{$todo}) && ref($results{$todo})) {
+	if (defined($results{"$todo\0locked"})) {
+	    return 'locked';
+	}
+	return 'enqueued';
+    }
+    return undef;
+}
+
 sub add_to_queue {
     my ($queue,$slot_name)=@_;
+    if ($queue eq 'none') { return 'ok'; }
     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
     my $cnum=$env{'course.'.$cid.'.num'};
     my $cdom=$env{'course.'.$cid.'.domain'};
@@ -661,6 +771,8 @@ sub show_queue {
 	    my ($symb,$uname,$udom) = &decode_queue_key($key);
 	    my $title=&Apache::lonnet::gettitle($symb);
 	    $result.="<tr>";
+	    my $slot=$queue{$key}->[0];
+	    my %slot_data=&Apache::lonnet::get_slot($slot);
 	    if ($with_selects) {
 		my $ekey=&Apache::lonnet::escape($key);
 		my ($action,$description)=('select',&mt('Select'));
@@ -672,7 +784,8 @@ sub show_queue {
 			($action,$description)=('unlock',&mt('Unlock'));
 		    }
 		}
-		$result.=(<<FORM);
+		if (time > $slot_data{'endtime'}) {
+		    $result.=(<<FORM);
 <td>
 <form method="POST">
  <input type="hidden" name="gradingkey" value="$ekey" />
@@ -684,10 +797,12 @@ sub show_queue {
 </form>
 </td>
 FORM
+
+                } else {
+		    $result.='<td>'.&mt("In Progress").'</td>'
+		}
 	    }
 	    $result.="<td>$title</td><td>$uname</td>";
-	    my $slot=$queue{$key}->[0];
-	    my %slot_data=&Apache::lonnet::get_slot($slot);
 	    $result.='<td>queue entry</td><td>Slot: '.$slot.' End time: '.
 		&Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
 		"</td></tr>";
@@ -728,6 +843,11 @@ sub get_queue_counts {
     return ($entries,$ready_to_grade,$locks);
 }
 
+sub encode_queue_key {
+    my ($symb,$udom,$uname)=@_;
+    return "$symb\0queue\0$uname\@$udom";
+}
+
 sub decode_queue_key {
     my ($key)=@_;
     my ($symb,undef,$user) = split("\0",$key);
@@ -876,6 +996,88 @@ sub get_from_queue {
     return $todo;
 }
 
+sub select_user {
+    my ($symb,$cid)=&Apache::lonxml::whichuser();
+    my $result.='<table border="1">';
+
+    &Apache::grades::init_perm();
+    my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all',);
+    &Apache::grades::reset_perm();
+
+    foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
+	my ($uname,$udom) = split(/:/,$student);
+	my %status = &get_student_status($symb,$cid,$udom,$uname);
+	my $queue = 'none';
+	if ($status{'reviewqueue'} eq 'enqueued') {
+	    $queue = 'reviewqueue';
+	} elsif ($status{'gradingqueue'} eq 'enqueued') {
+	    $queue = 'gradingqueue';
+	}
+	my $todo = 
+	    &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
+	$result.=<<RESULT;
+<tr>
+  <td>
+    <form method="POST">
+      <input type="hidden" name="gradingkey" value="$todo" />
+      <input type="hidden" name="queue" value="$queue" />
+      <input type="hidden" name="webgrade" value="no" />
+      <input type="hidden" name="regrade" value="yes" />
+     <input type="submit" name="submit" value="Regrade" />
+    </form>
+  <td>$fullname->{$student}</td>
+  <td>
+RESULT
+
+        if ($status{'status'} eq 'pass') {
+	    $result .= '<font color="green">'.&mt('Passed').'</font>';
+	} elsif ($status{'status'} eq 'fail') {
+	    $result .= '<font color="red">'.&mt('Failed').'</font>';
+	} elsif ($status{'status'} eq 'review') {
+	    $result .= '<font color="blue">'.&mt('Under Review').'</font>';
+	} elsif ($status{'status'} eq 'ungraded') {
+	    $result .= &mt('Ungraded');
+	} elsif ($status{'status'} ne '') {
+	    $result .= '<font color="orange">'.&mt('Unknown Status').'</font>';
+	} else {
+	    $result.="&nbsp;";
+	}
+	if ($status{'version'}) {
+	    $result .= ' '.&mt('Version').' '.$status{'version'};
+	}
+	$result.= '</td><td>';
+	if ($status{'reviewqueue'} eq 'enqueued') {
+	    $result .= &mt('Awaiting Review');
+	} elsif ($status{'reviewqueue'} eq 'locked') {
+	    $result .= &mt('Under Review');
+	} elsif ($status{'gradingqueue'} eq 'enqueued') {
+	    $result .= &mt('Awaiting Grading');
+	} elsif ($status{'gradingqueue'} eq 'locked') {
+	    $result .= &mt('Being Graded');
+	} else {
+	    $result.="&nbsp;";
+	}
+	$result.= '</td></tr>';
+    }
+    $result.='</table>';
+    return $result;
+}
+
+sub get_student_status {
+    my ($symb,$cid,$udom,$uname)=@_;
+    my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
+					  $udom,$uname);
+    my %status;
+    $status{'status'}=$record{'resource.status'};
+    $status{'version'}=$record{'resource.version'};
+    $status{'grader'}=$record{'resource.grader'};
+    $status{'reviewqueue'}=&check_queue_for_key($cid,'reviewqueue',
+				       &encode_queue_key($symb,$udom,$uname));
+    $status{'gradingqueue'}=&check_queue_for_key($cid,'gradingqueue',
+				       &encode_queue_key($symb,$udom,$uname));
+    return %status;
+}
+
 sub start_ClosingParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;
@@ -934,7 +1136,10 @@ sub get_instance {
 	my $instance=&get_instance();
 	my $version=&get_version();
 	if ($target eq 'web') {
-	    $result=$dimension{'intro'}.$dimension{$instance.'.text'};
+	    @Apache::scripttag::parser_env = @_;
+	    $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
+	    @Apache::scripttag::parser_env = @_;
+	    $result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
 	    if ($Apache::lonhomework::history{"resource.$version.status"} eq 'pass' ||
 		$Apache::lonhomework::history{"resource.$version.status"} eq 'fail') {
 		foreach my $id (@{$dimension{$instance.'.criterias'}}) {
@@ -946,7 +1151,7 @@ sub get_instance {
 		    } elsif ($status eq 'pass') {
 			$result.='<font color="green">'.&mt('Passed').'</font>';
 		    } else {
-			&Apache::lonxml::error("Student viewing a graded bridgetask was show a status of $status");
+			&Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
 		    }
 		    $result.='</td></tr><tr><td>';
 		    if ($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}) {
@@ -957,20 +1162,28 @@ sub get_instance {
 		}
 	    }
 	} elsif ($target eq 'webgrade') {
+	    # in case of any side effects that we need
+	    @Apache::scripttag::parser_env = @_;
+	    &Apache::scripttag::xmlparse($dimension{'intro'});
+	    @Apache::scripttag::parser_env = @_;
+	    &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
 	    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
 		my $link='criteria_'.$instance.'_'.$id;
 		my $status=$Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.status"};
 		$result.='<tr><td width="100%" valign="top">'.
 		    '<a name="'.$link.'" />'.
 		    '<a name="next_'.$last_link.'" />'.
-		    '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">'.$dimension{$instance.'.criteria.'.$id}.'</textarea>'.
+		    '<br /><textarea enabled="false" style="width:100%" rows="8" width="25" wrap="hard">';
+		@Apache::scripttag::parser_env = @_;
+		$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
+		$result.='</textarea>'.
 		    #$dimension{$instance.'.criteria.'.$id}.
 		    '</td>'.
 		    '<td><nobr>Additional Comment for Student</nobr> <br />'.
 		    '<textarea style="width:100%" rows="8" width="25" wrap="hard" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.$dim.$instance.$id.comment"}).'</textarea>'.
 		    '</td>'.
 		    '<td>'.
-		    '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').'/>'.&mt('Ungraded').'</label></nobr><br />'.
+		    '<nobr><label><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label></nobr><br />'.
 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label><br />'.
 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label><br />'.
 		    '<label><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label><br />'.
@@ -985,13 +1198,14 @@ sub get_instance {
 		    '</td></tr>';
 		$result.='<tr><td colspan="4">';
 		my (undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
-		my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio';
-		foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.bridgetask.portfiles"})) {
+		my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
+		foreach my $partial_file (split(',',$Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"})) {
 		    my $file=$file_url.$partial_file;
+		    $file=~s|/+|/|g;
 		    &Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
-		    $result.='<a href="'.$file.'" target="lonGRDs"><img src="'.
+		    $result.='<nobr><a href="'.$file.'" target="lonGRDs"><img src="'.
 			&Apache::loncommon::icon($file).'" border=0"> '.$file.
-			'</a>';
+			'</a></nobr> ';
 		}
 		$result.='</td></tr>';
 		$last_link=$link;
@@ -1014,7 +1228,7 @@ sub get_instance {
 		} elsif ($status eq 'ungraded') {
 		    $ungraded++;
 		} else {
-		    &Apache::lonxml::error("got weird status --$status--");
+		    $ungraded++;
 		}
 	    }
 	    if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
@@ -1043,22 +1257,18 @@ sub start_IntroParagraph {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;
     if ($target eq 'web' || $target eq 'webgrade') {
-	if ($tagstack->[-2] eq 'Dimension' || $target eq 'webgrade') {
-	    &Apache::lonxml::startredirection();
+	if ($tagstack->[-2] eq 'Dimension') {
+	    $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser);
+	
+	} elsif ($target eq 'webgrade') {
+	    &Apache::lonxml::get_all_text('/introparagraph',$parser);
 	}
+	
     }
     return $result;
 }
 
 sub end_IntroParagraph {
-    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    my $result;
-    if ($target eq 'web' || $target eq 'webgrade') {
-	if ($tagstack->[-2] eq 'Dimension' || $target eq 'webgrade') {
-	    $dimension{'intro'}=&Apache::lonxml::endredirection();
-	}
-    }
-    return $result;
 }
 
 sub start_Instance {
@@ -1073,40 +1283,27 @@ sub start_Instance {
 }
 
 sub end_Instance {
-    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    return '';
 }
 
 sub start_InstanceText {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    my $instance_id=$Apache::bridgetask::instance[-1];
+    my $text=&Apache::lonxml::get_all_text('/instancetext',$parser);
     if ($target eq 'web' || $target eq 'webgrade') {
-	&Apache::lonxml::startredirection();
+	$dimension{$instance_id.'.text'}=$text;
     }
     return '';
 }
 
 sub end_InstanceText {
-    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    my $instance_id=$Apache::bridgetask::instance[-1];
-    if ($target eq 'web' || $target eq 'webgrade') {
-	$dimension{$instance_id.'.text'}=&Apache::lonxml::endredirection();
-    }
     return '';
 }
 
 sub start_Criteria {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
-	&Apache::lonxml::startredirection();
-    }
-    return '';
-}
-
-sub end_Criteria {
-    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $instance_id=$Apache::bridgetask::instance[-1];
+    my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser);
     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
-	my $criteria=&Apache::lonxml::endredirection();
 	my $id=&get_id($parstack,$safeeval);
 	$dimension{$instance_id.'.criteria.'.$id}=$criteria;
 	$dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
@@ -1116,17 +1313,21 @@ sub end_Criteria {
     return '';
 }
 
+sub end_Criteria {
+}
+
 sub proctor_validation_screen {
     my ($slot) = @_;
     my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
     my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
-    $user=$env{'form.proctorname'};
-    if ($env{'form.proctordomain'}) { $domain=$env{'form.proctordomain'}; }
+    my $name=&Apache::loncommon::plainname($user,$domain);
+    
     my $msg;
     if ($env{'form.proctorpassword'}) {
 	$msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
 	    .'</font></p>';
     }
+    if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
     my $result= (<<ENDCHECKOUT);
 <h2>Proctor Validation</h2>
     <p>Your room's proctor needs to validate your access to this resource.</p>
@@ -1135,13 +1336,22 @@ sub proctor_validation_screen {
 <input type="hidden" name="validate" value="yes" />
 <input type="hidden" name="submitted" value="yes" />
 <table>
-  <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$user" /></td></tr>
+  <tr><td>Proctor's Username:</td><td><input type="string" name="proctorname" value="$env{'form.proctorname'}" /></td></tr>
   <tr><td>Password:</td><td><input type="password" name="proctorpassword" value="" /></td></tr>
-  <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$domain" /></td></tr>
+  <tr><td>Proctor's Domain:</td><td><input type="string" name="proctordomain" value="$env{'form.proctordomain'}" /></td></tr>
 </table>
 <input type="submit" name="checkoutbutton" value="Validate"  /><br />
-Student who should be logged in is:<br />
-<img src="$url" /><br />
+<table border="1">
+  <tr><td>
+    <table>
+      <tr><td colspan="2">Student who should be logged in is:</td></tr>
+      <tr><td>Name:</td><td>$name</td></tr>
+      <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
+      <tr><td>Usename</td><td>$user\@$domain</td></tr>
+      <tr><td colspan="2"><img src="$url" /></td></tr>
+    </table>
+  </tr></td>
+</table>
 </form>
 ENDCHECKOUT
     return $result;