loncom/homework/bridgetask.pm - diff

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Diff for /loncom/homework/bridgetask.pm between versions 1.122 and 1.230

-version 1.122, 2006/03/28 19:55:43
+version 1.230, 2007/04/06 21:22:24
  Line 38  use Apache::lonlocal;
  use Apache::lonxml;
  use Apache::slotrequest();
  use Time::HiRes qw( gettimeofday tv_interval );
+ use LONCAPA;
  BEGIN {
-     &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Instance','InstanceText','Criteria','ClosingParagraph'));
+     &Apache::lonxml::register('Apache::bridgetask',('Task','IntroParagraph','Dimension','Question','QuestionText','Setup','Instance','InstanceText','Criteria','CriteriaText','GraderNote','ClosingParagraph'));
  }
+ my %dimension;
+ my $top = 'top';
  sub initialize_bridgetask {
      # id of current Dimension, 0 means that no dimension is current
      # (inside <Task> only)
-     $Apache::bridgetask::dimension='';
+     @Apache::bridgetask::dimension=();
-     # list of all Dimension ids seen
-     @Apache::bridgetask::dimensionlist=();
-     # mandatory attribute of all Dimensions seen
-     %Apache::bridgetask::dimensionmandatory=();
      # list of all current Instance ids
-     @Apache::bridgetask::instance=();
+     %Apache::bridgetask::instance=();
      # list of all Instance ids seen in this problem
      @Apache::bridgetask::instancelist=();
      # key of queud user data that we are currently grading
      $Apache::bridgetask::queue_key='';
+     undef(%dimension);
  }
  sub proctor_check_auth {
- Line 66  sub proctor_check_auth {
+ Line 68  sub proctor_check_auth {
      my @allowed=split(",",$slot->{'proctor'});
      foreach my $possible (@allowed) {
- 	my ($puser,$pdom)=(split('@',$possible));
+ 	my ($puser,$pdom)=(split(':',$possible));
  	if ($puser eq $user && $pdom eq $domain) {
  	    my $authenticated=0;
  	    if ( $slot->{'secret'} =~ /\S/ &&
- Line 79  sub proctor_check_auth {
+ Line 81  sub proctor_check_auth {
  		    $authenticated=1;
  		}
  	    }
- 	    if ($authenticated && $type eq 'Task') {
+ 	    if ($authenticated) {
- 		# increment version
+ 		&check_in($type,$user,$domain,$slot_name);
- 		my $version=
- 		    $Apache::lonhomework::history{'resource.0.version'};
- 		$version++;
- 		#clean out all current results
- 		foreach my $key (keys(%Apache::lonhomework::history)) {
- 		    if ($key=~/^resource\.0\./) {
- 			$Apache::lonhomework::results{$key}='';
- 		    }
- 		}
- 		#setup new version and who did it
- 		$Apache::lonhomework::results{'resource.0.version'}=$version;
- 		$Apache::lonhomework::results{"resource.$version.0.checkedin"}=
- 		    $user.'@'.$domain;
- 		$Apache::lonhomework::results{"resource.$version.0.checkedin.slot"}=
- 		    $slot_name;
  		return 1;
- 	    } elsif ($authenticated && $type eq 'problem') {
- 		&Apache::lonxml::debug("authed $slot_name");
- 		$Apache::lonhomework::results{"resource.0.checkedin"}=
- 		    $user.'@'.$domain;
- 		$Apache::lonhomework::results{"resource.0.checkedin.slot"}=
- 		    $slot_name;
  	    }
  	}
      }
      return 0;
  }
+ sub check_in {
+     my ($type,$user,$domain,$slot_name) = @_;
+     my $useslots = &Apache::lonnet::EXT("resource.0.useslots");
+     if ( $useslots eq 'map_map') {
+ 	&check_in_sequence($user,$domain,$slot_name);
+     } else {
+ 	&create_new_version($type,$user,$domain,$slot_name);
+ 	&Apache::structuretags::finalize_storage();
+     }
+     return 1;
+ }
+ sub check_in_sequence {
+     my ($user,$domain,$slot_name) = @_;
+     my $navmap = Apache::lonnavmaps::navmap->new();
+     my ($symb) = &Apache::lonnet::whichuser();
+     my ($map)  = &Apache::lonnet::decode_symb($symb);
+     my @resources =
+ 	$navmap->retrieveResources($map, sub { $_[0]->is_problem() },0,0);
+     my %old_history = %Apache::lonhomework::history;
+     my %old_results = %Apache::lonhomework::results;
+     foreach my $res (@resources) {
+ 	&Apache::lonxml::debug("doing ".$res->src);
+ 	&Apache::structuretags::initialize_storage($res->symb);
+ 	my $type = ($res->is_task()) ? 'Task' : 'problem';
+ 	&create_new_version($type,$user,$domain,$slot_name);
+ 	&Apache::structuretags::finalize_storage($res->symb);
+     }
+     %Apache::lonhomework::history = %old_history;
+     %Apache::lonhomework::results = %old_results;
+ }
+ sub create_new_version {
+     my ($type,$user,$domain,$slot_name) = @_;
+     my $id = '0';
+     if ($type eq 'Task') {
+ 	# increment version
+ 	my $version=
+ 	    $Apache::lonhomework::history{'resource.0.version'};
+ 	$version++;
+ 	&Apache::lonxml::debug("Making version $version");
+ 	#clean out all current results
+ 	foreach my $key (keys(%Apache::lonhomework::history)) {
+ 	    if ($key=~/^resource\.0\./) {
+ 		$Apache::lonhomework::results{$key}='';
+ 	    }
+ 	}
+ 	#setup new version and who did it
+        	$Apache::lonhomework::results{'resource.0.version'}=$version;
+ 	$id = "$version.0";
+ 	if (!defined($user) || !defined($domain)) {
+ 	    $user = $env{'user.name'};
+ 	    $domain = $env{'user.domain'};
+ 	}
+     } elsif ($type eq 'problem') {
+ 	&Apache::lonxml::debug("authed $slot_name");
+     }
+     if (!defined($user) || !defined($domain)) {
+ 	$user = $env{'user.name'};
+ 	$domain = $env{'user.domain'};
+     }
+     $Apache::lonhomework::results{"resource.$id.checkedin"}=
+ 	$user.':'.$domain;
+     if (defined($slot_name)) {
+ 	$Apache::lonhomework::results{"resource.$id.checkedin.slot"}=
+ 	    $slot_name;
+     }
+ }
  sub get_version {
      my ($version,$previous);
      if ($env{'form.previousversion'} &&
- Line 120  sub get_version {
+ Line 174  sub get_version {
  	$version=$env{'form.previousversion'};
  	$previous=1;
      } else {
- 	$version=$Apache::lonhomework::history{'resource.0.version'};
+ 	if (defined($Apache::lonhomework::results{'resource.0.version'})) {
+ 	    $version=$Apache::lonhomework::results{'resource.0.version'};
+ 	} elsif (defined($Apache::lonhomework::history{'resource.0.version'})) {
+ 	    $version=$Apache::lonhomework::history{'resource.0.version'};
+ 	}
  	$previous=0;
      }
      if (wantarray) {
- Line 167  sub add_previous_version_button {
+ Line 225  sub add_previous_version_button {
  }
  sub add_grading_button {
-     my (undef,$cid)=&Apache::lonxml::whichuser();
+     my (undef,$cid)=&Apache::lonnet::whichuser();
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
-     my %sections;
+     my %sections = &Apache::loncommon::get_sections($cdom,$cnum);
-     my $numsections=&Apache::loncommon::get_sections($cdom,$cnum,\%sections);
      my $size=5;
      if (scalar(keys(%sections)) < 3) {
  	$size=scalar(keys(%sections))+2;
      }
-     my $sec_select = '<select multiple="multiple" name="chosensections" size="'.$size.'">'."\n";
+     my $sec_select = "\n".'<select multiple="multiple" name="chosensections" size="'.$size.'">'."\n";
-     $sec_select .= "<option value='all' selected='selected'>all</option>\n";
+     $sec_select .= "\t<option value='all' selected='selected'>all</option>\n";
      foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
- 	$sec_select .= "<option value=\"$sec\">$sec</option>\n";
+ 	$sec_select .= "\t<option value=\"$sec\">$sec</option>\n";
      }
-     $sec_select .= "<option value='none'>none</option></select>\n";
+     $sec_select .= "\t<option value='none'>none</option>\n</select>\n";
-     my $result=' <input type="submit" name="gradeasubmission" value="'.
+     my $result="\n\t".'<input type="submit" name="gradeasubmission" value="'.
  	&mt("Get a submission to grade").'" />';
-     $result.='<input type="hidden" name="grade_target" value="webgrade" />';
+     $result.="\n\t".'<input type="hidden" name="grade_target" value="webgrade" />';
      if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
  	my ($entries,$ready,$locks)=&get_queue_counts('gradingqueue');
- 	$result.='<table><tr>';
+ 	$result.="\n\t".'<table>'."\n\t\t".'<tr>';
- 	$result.='<td rowspan="4">Specify a section: </td><td rowspan="4">'.$sec_select.'</td>';
+ 	$result.="\n\t\t\t".'<td rowspan="4">Specify a section: </td>'.
- 	$result.='<td>'.' <input type="submit" name="reviewagrading" value="'.
+ 	    "\n\t\t\t".'<td rowspan="4">'.$sec_select."\n\t\t\t".'</td>';
+ 	$result.="\n\t\t\t".'<td>'.'<input type="submit" name="reviewagrading" value="'.
  	    &mt("Select an entry from the grading queue:").'" /> ';
- 	$result.= &mt("[_1] entries, [_2] ready, [_3] being graded",$entries,$ready,$locks).' </td></tr>'."\n";
+ 	$result.= "\n\t\t\t\t".&mt("[_1] entries, [_2] ready, [_3] being graded",$entries,$ready,$locks).'</td>'."\n\t\t".'</tr>'."\n";
  	($entries,$ready,$locks)=&get_queue_counts('reviewqueue');
- 	$result.='<tr><td>'.
+ 	$result.="\n\t\t".'<tr>'.
- 	    ' <input type="submit" name="reviewasubmission" value="'.
+ 	    "\n\t\t\t".'<td>'.
+ 	    "\n\t\t\t\t".'<input type="submit" name="reviewasubmission" value="'.
  	    &mt("Select an entry from the review queue:").'" /> ';
  	$result.=&mt("[_1] entries, [_2] ready, [_3] being graded",
- 		     $entries,$ready,$locks).'</td></tr>'."\n";
+ 		     $entries,$ready,$locks).'</td>'."\n\t\t".'</tr>'."\n";
- 	$result.='<tr><td> <input type="submit" name="regradeasubmission" value="'.
+ 	$result.="\n\t\t".'<tr>'.
- 	    &mt("List of user's grade status").'" /> </td></tr></table>'."\n";
+ 	    "\n\t\t\t".'<td>'.
- 	$result.='<p> <input type="submit" name="regradeaspecificsubmission" value="'.
+ 	    "\n\t\t\t\t".'<input type="submit" name="regradeasubmission" value="'.
- 	    &mt("Regrade specific user:").'" />'."\n";
+ 	    &mt("List of user's grade status").'" /> </td>'
- 	$result.='<input type="text" size="12" name="gradinguser" />';
+ 	    ."\n\t\t".'</tr>'
+ 	    ."\n\t".'</table>'."\n";
+ 	$result.="\n\t".'<p>'.
+ 	    "\n\t\t".'<input type="submit" name="regradeaspecificsubmission" value="'.
+ 	    &mt("Regrade specific user:").'" />';
+ 	$result.= "\n\t\t".'<input type="text" size="12" name="gradinguser" />';
  	$result.=&Apache::loncommon::select_dom_form($env{'user.domain'},
  						     'gradingdomain');
  	$result.=' '.
- Line 213  sub add_grading_button {
+ Line 278  sub add_grading_button {
  						   'gradinguser',
  						   'gradingdomain');
  	$result.=&Apache::loncommon::studentbrowser_javascript();
-   }
+ 	$result.= '</p>'."\n";
+     }
      return $result;
  }
- Line 222  sub add_request_another_attempt_button {
+ Line 288  sub add_request_another_attempt_button {
      if (!$text) { $text="Request another attempt"; }
      my $result;
      my $symb=&Apache::lonnet::symbread();
+     # not a slot access based resource
+     my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
+     if ($useslots =~ /^\s*no\s*$/i) {
+ 	return '';
+     }
      my ($slot_name,$slot)=&Apache::slotrequest::check_for_reservation($symb);
      my $action='get_reservation';
      if ($slot_name) {
- Line 230  sub add_request_another_attempt_button {
+ Line 302  sub add_request_another_attempt_button {
  	my $description=&Apache::slotrequest::get_description($slot_name,
  							      $slot);
  	$result.=(<<STUFF);
- <p> Will be next available: $description </p>
+     <p> Will be next available: $description </p>
  STUFF
      }
      if ($env{'request.enc'}) { $symb=&Apache::lonenc::encrypted($symb); }
-     $symb=&Apache::lonnet::escape($symb);
+     $symb=&escape($symb);
-     $result.='<form method="post" action="/adm/slotrequest">'.
+     $result.=
- 	'<input type="hidden" name="symb" value="'.$symb.'" />'.
+         "\n\t".'<form method="post" action="/adm/slotrequest">'."\n\t\t".
- 	'<input type="hidden" name="command" value="'.$action.'" />'.
+ 	'<input type="hidden" name="symb" value="'.$symb.'" />'."\n\t\t".
+ 	'<input type="hidden" name="command" value="'.$action.'" />'."\n\t\t".
  	'<input type="submit" name="requestattempt" value="'.
- 	&mt($text).'" />'.
+ 	&mt($text).'" />'."\n\t".
- 	'</form>';
+ 	'</form>'."\n";
      return $result;
  }
- Line 258  sub preserve_grade_info {
+ Line 331  sub preserve_grade_info {
  }
  sub style {
-     return (<<STYLE);
+     my ($target) = @_;
- <style type="text/css">
+     if ($target eq 'web'
- .LC_fail, .LC_pass, .LC_neutral {
+ 	|| $target eq 'webgrade') {
-     position: relative;
+ 	my $style = (<<STYLE);
-     margin : 5px;
+ <link rel="stylesheet" type="text/css" href="/res/adm/includes/task.css" />
-     margin-bottom :10px;
-     padding : 4px;
-     padding-left : 75px;
- 	border : thin solid;
-     font-weight : bolder;
-     font-size: smaller;
-     font-family: Arial;
-     background-color : rgb(255,240,225);
- }
- .LC_fail h4, .LC_pass h4 {
- 	position:absolute;
- 	left: -4px;
- 	top: -8px;
- 	padding:2px;
- 	margin:0;
- 	background-color : rgb(255,240,225);
- 	border : thin solid;
- }
- .LC_fail {
- 	color: red;
- }
- .LC_pass {
-     color : green;
- }
- .LC_neutral {
- 	color : blue;
- }
- .LC_question {
- 	border : thin solid black;
- 	padding : 4px;
- 	margin-bottom : 1em;
- }
- .LC_grade {
- 	font-size: x-large;
- 	font-family: Arial;
- 	position:absolute;
- 	left: 5px;
- 	top: -5px;
- 	width: 70px;
- }
- div#feedback h1 {
-     color : inherit;
- }
- </style>
  STYLE
+         if ($env{'browser.type'} eq 'explorer'
+ 	    && $env{'browser.os'} eq 'win' ) {
+ 	    if ($env{'browser.version'} < 7) {
+ 		$style .= (<<STYLE);
+ <link rel="stylesheet" type="text/css" href="/res/adm/includes/task_ie.css" />
+ STYLE
+             } else {
+ 		$style .= (<<STYLE);
+ <link rel="stylesheet" type="text/css" href="/res/adm/includes/task_ie7.css" />
+ STYLE
+ 	    }
+ 	}
+ 	return $style;
+     }
+     return;
  }
  sub show_task {
- Line 327  sub show_task {
+ Line 363  sub show_task {
  		       ( $status eq 'NOT_IN_A_SLOT') ||
  		       ( $status eq 'NEEDS_CHECKIN') ||
  		       ( $status eq 'WAITING_FOR_GRADE') ||
- 		       ( $status eq 'INVALID_ACCESS') )) {
+ 		       ( $status eq 'INVALID_ACCESS') ||
+ 		       ( &get_version() eq ''))) {
  	return 0;
      }
      if ($env{'form.donescreen'}) { return 0; }
      return 1;
  }
+ my @delay;
+ sub nest {
+     if (@delay) {
+ 	return $delay[-1];
+     } else {
+ 	return;
+     }
+ }
+ sub start_delay {
+     push(@delay,1);
+ }
+ sub end_delay {
+     pop(@delay);
+ }
+ sub nested_parse {
+     my ($str,$env,$args) = @_;
+     my @old_env = @Apache::scripttag::parser_env;
+     @Apache::scripttag::parser_env = @$env;
+     if (exists($args->{'set_dim_id'})) {
+ 	&enable_dimension_parsing($args->{'set_dim_id'});
+     }
+     push(@delay,(($args->{'delayed_dim_results'})? 1 : 0));
+     my $result = &Apache::scripttag::xmlparse($$str);
+     pop(@delay);
+     if (exists($args->{'set_dim_id'})) {
+ 	&disable_dimension_parsing();
+     }
+     @Apache::scripttag::parser_env = @old_env;
+     if ($args->{'delayed_dim_results'}) {
+ 	my $dim = &get_dim_id();
+ 	&Apache::lonxml::debug(" tossing out $result ");
+ 	&Apache::lonxml::debug(" usining out $dim 's  ". $dimension{$dim}{'result'});
+ 	return $dimension{$dim}{'result'};
+     }
+     return $result;
+ }
  sub internal_location {
      my ($id)=@_;
      return '<!-- LONCAPA_INTERNAL_ADD_TASK_STATUS'.$id.' -->';
  }
  sub submission_time_stamp {
-     my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$courseid,$udom,$uname)=&Apache::lonnet::whichuser();
      my $submissiontime;
      my $version=$Apache::lonhomework::history{'resource.0.version'};
      for (my $v=$Apache::lonhomework::history{'version'};$v>0;$v--) {
- 	if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})) {
+ 	if (defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.bridgetask.portfiles'})
+ 	    && defined($Apache::lonhomework::history{$v.':resource.'.$version.'.0.tries'})) {
  	    $submissiontime=$Apache::lonhomework::history{$v.':timestamp'};
+ 	    last;
  	}
      }
      my $result;
- Line 356  sub submission_time_stamp {
+ Line 434  sub submission_time_stamp {
  	my ($color,$when)=('#FF6666','after');
  	if ($diff > 0) { ($color,$when)=('#336600','before'); }
  	my $info;
+ 	$diff = abs($diff);
  	if ($diff%60) { $info=($diff%60).' seconds'; }
  	$diff=int($diff/60);
  	if ($diff%60) { $info=($diff%60).' minutes '.$info; }
  	$diff=int($diff/60);
  	if ($diff) {    $info=$diff.' hours '.$info; }
  	$result='<p><font color="'.$color.'">'.
- 	    &mt('Student submitted [_1] [_2] the deadline.
+ 	    &mt('Student submitted [_1] [_2] the deadline. '.
-                  (Submission was at [_3], end of period was [_4].)',
+ 		'(Submission was at [_3], end of period was [_4].)',
- 		$info,$when,scalar(localtime($submissiontime)),
+ 		$info,$when,
- 		scalar(localtime($slot{'endtime'}))).
+ 		&Apache::lonlocal::locallocaltime($submissiontime),
+ 		&Apache::lonlocal::locallocaltime($slot{'endtime'})).
  		'</font></p>';
      }
      return $result;
- Line 374  sub submission_time_stamp {
+ Line 454  sub submission_time_stamp {
  sub file_list {
      my ($files,$uname,$udom) = @_;
      if (!defined($uname) || !defined($udom)) {
- 	(undef,undef,$udom,$uname) = &Apache::lonxml::whichuser();
+ 	(undef,undef,$udom,$uname) = &Apache::lonnet::whichuser();
      }
      my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio/';
- Line 383  sub file_list {
+ Line 463  sub file_list {
  	my $file=$file_url.$partial_file;
  	$file=~s|/+|/|g;
  	&Apache::lonnet::allowuploaded('/adm/bridgetask',$file);
- 	$file_list.='<li><nobr><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
+ 	$file_list.='<li><span style="white-space: nowrap;"><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.
- 	    &Apache::loncommon::icon($file).'" border="0"> '.$file.
+ 	    &Apache::loncommon::icon($file).'" alt="file icon" border="0" /> '.$file.
- 	    '</a></nobr></li>'."\n";
+ 	    '</a></span></li>'."\n";
      }
      $file_list.="</ul>\n";
      return $file_list;
  }
+ sub grade_mode {
+     if ($env{'form.regrade'} || $env{'form.regradeaspecificsubmission'}) {
+ 	return 'regrade';
+     }
+     return 'queue_grade';
+ }
  sub webgrade_standard_info {
      my ($version)=&get_version();
      my $file_list = &file_list($Apache::lonhomework::history{"resource.$version.0.bridgetask.portfiles"});
-     my %lt=&Apache::lonlocal::texthash('done' => 'Next Item',
+     my %lt=('done'   => 'Next Item',
- 				       'stop' => 'Quit Grading',
+ 	    'stop'   => 'Quit Grading',
- 				       );
+ 	    'fail'   => 'Fail Rest',
+ 	    'cancel' => 'Cancel',
+ 	    );
+     %lt=&Apache::lonlocal::texthash(%lt);
      my $result=<<INFO;
    <div class="LC_GRADING_maincontrols">
+ INFO
+     if (&grade_mode() eq 'regrade') {
+ 	$result.=<<INFO;
+     <input type="submit" name="cancel" value="$lt{'cancel'}" />
+ INFO
+     }
+     $result.=<<INFO;
      <input type="submit" name="next" value="$lt{'done'}" />
      <input type="submit" name="stop" value="$lt{'stop'}" />
+     <input type="button" name="fail" value="$lt{'fail'}"
+            onclick="javascript:onFailRest()" />
    </div>
    $file_list
  INFO
      return $result;
  }
+ sub done_screen {
+     my ($version) = @_;
+     my $title=&Apache::lonnet::gettitle();
+     my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
+     my (undef,undef,$domain,$user)= &Apache::lonnet::whichuser();
+     my $files = '<ul>';
+     my $msg;
+     foreach my $file (@files) {
+ 	my $url="/uploaded/$domain/$user/portfolio$file";
+ 	if (! &Apache::lonnet::stat_file($url)) {
+ 	    $file = &mt('<span class="LC_error"> Nonexistent file:</span> '.
+ 			'<span class="LC_filename">[_1]</span>',$file);
+ 	    $msg .= "<p>Submitted non-existant file $file</p>\n";
+ 	} else {
+ 	    $file = '<span class="LC_filename">'.$file.'</span>';
+ 	    $msg .= "<p>Submitted file $file</p>\n";
+ 	}
+ 	$files .= '<li>'.$file.'</li>';
+     }
+     $files.='</ul>';
+     my $subject = "Submission message for $title";
+     my ($message_status,$comment_status);
+     my $setting = $env{'course.'.$env{'request.course.id'}.'.task_messages'};
+     $setting =~ s/^\s*(\S*)\s*$/$1/;
+     $setting = lc($setting);
+     if ($setting eq 'only_student'
+ 	|| $setting eq 'student_and_user_notes_screen') {
+ 	$message_status =
+ 	    &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg);
+ 	$message_status = '<p>'.&mt('Message sent to user: [_1]',
+ 				    $message_status).' </p>';
+     }
+     if ($setting eq 'student_and_user_notes_screen') {
+ 	$comment_status =
+ 	    &Apache::lonmsg::store_instructor_comment($subject.'<br />'.
+ 						      $msg,$user,$domain);
+ 	$comment_status = '<p>'.&mt('Message sent to instructor: [_1]',
+ 				    $comment_status).' </p>';
+     }
+     return <<DONESCREEN;
+ <h2>$title</h2>
+ <p> Files submitted: $files </p>
+ <p> You are now done with this Bridge Task </p>
+ <hr />
+ <p> <a href="/adm/logout">Logout</a> </p>
+ <p> <a href="/adm/roles">Change to a different course</a> </p>
+ $message_status
+ $comment_status
+ DONESCREEN
+ }
  sub start_Task {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
      my ($status,$accessmsg,$slot);
+     &Apache::structuretags::init_problem_globals('Task');
      if ($target ne 'webgrade') {
- 	&Apache::structuretags::init_problem_globals('Task');
  	&Apache::structuretags::initialize_storage();
  	&Apache::lonhomework::showhash(%Apache::lonhomework::history);
  	if ($env{'request.state'} eq 'construct') {
- Line 424  sub start_Task {
+ Line 577  sub start_Task {
      }
      $Apache::lonhomework::parsing_a_task=1;
-     #should get back a <html> or the neccesary stuff to start XML/MathML
-     my ($result,$head_tag_start,$body_tag_start,$form_tag_start)=
+     my $name;
- 	&Apache::structuretags::page_start($target,$token,$tagstack,$parstack,$parser,$safeeval);
+     if ($target eq 'web' || $target eq 'webgrade') {
+ 	$name = &Apache::structuretags::get_resource_name($parstack,$safeeval);
-     $body_tag_start .= '<div class="LC_task">'."\n";
+     }
+     my ($result,$form_tag_start);
+     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'tex'
+ 	|| $target eq 'edit') {
+ 	($result,$form_tag_start) =
+ 	    &Apache::structuretags::page_start($target,$token,$tagstack,
+ 					       $parstack,$parser,$safeeval,
+ 					       $name,&style($target));
+     }
      if ($target eq 'web' && $env{'request.state'} ne 'construct') {
- 	if ($Apache::lonhomework::modifygrades) {
+ 	if ($Apache::lonhomework::queuegrade
- 	    $body_tag_start.='<form name="gradesubmission" method="post" action="';
+ 	    || $Apache::lonhomework::modifygrades) {
+ 	    $result.='<form name="gradesubmission" method="post" action="';
  	    my $uri=$env{'request.uri'};
  	    if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
- 	    $body_tag_start.=$uri.'">'.&add_grading_button()."</form>";
+ 	    $result.=$uri.'">'.&add_grading_button()."</form>\n";
  	    my $symb=&Apache::lonnet::symbread();
  	    if (&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
- 		$body_tag_start.='<form method="post" name="slotrequest" action="/adm/slotrequest">'.
+ 		$result.='<form method="post" name="slotrequest" action="/adm/slotrequest">'.
  		    '<input type="hidden" name="symb" value="'.$symb.'" />'.
  		    '<input type="hidden" name="command" value="showslots" />'.
  		    '<input type="submit" name="requestattempt" value="'.
- Line 446  sub start_Task {
+ Line 610  sub start_Task {
  		my $target_id =
  		    &Apache::lonstathelpers::make_target_id({symb => $symb,
  							     part => '0'});
- 		$body_tag_start.='<form method="post" name="gradingstatus" action="/adm/statistics">'.
+ 		$result.='<form method="post" name="gradingstatus" action="/adm/statistics">'.
  		    '<input type="hidden" name="problemchoice" value="'.$target_id.'" />'.
  		    '<input type="hidden" name="reportSelected" value="grading_analysis" />'.
  		    '<input type="submit" name="grading" value="'.
- Line 458  sub start_Task {
+ Line 622  sub start_Task {
      if ($target eq 'web' && $env{'request.state'} eq 'construct') {
  	$form_tag_start.=&Apache::structuretags::problem_web_to_edit_header($env{'form.rndseed'});
      }
-     if ($target eq 'web' || ($target eq 'grade' && !$env{'form.webgrade'}) || $target eq 'answer' ||
+     if ($target eq 'web'
- 	$target eq 'tex') {
+ 	|| ($target eq 'grade' && !$env{'form.webgrade'})
+ 	|| $target eq 'answer'
+ 	|| $target eq 'tex') {
  	my ($version,$previous)=&get_version();
  	($status,$accessmsg,my $slot_name,$slot) =
  	    &Apache::lonhomework::check_slot_access('0','Task');
+ 	if ($status eq 'CAN_ANSWER' && $version eq '') {
+ 	    # CAN_ANSWER mode, and no current version, unproctored access
+ 	    # thus self-checkedin
+ 	    &check_in('Task',undef,undef,$slot_name);
+ 	    &add_to_queue('gradingqueue',{'type' => 'Task',
+ 					  'time' => time,
+ 					  'slot' => $slot_name});
+ 	    ($version,$previous)=&get_version();
+ 	}
+ 	my $status_id =
+ 	    ($previous || $status eq 'SHOW_ANSWER') ? 'LC_task_feedback'
+ 	                                            : 'LC_task_take';
+ 	$result .= '<div class="LC_task" id="'.$status_id.'">'."\n";
  	push(@Apache::inputtags::status,$status);
  	$Apache::inputtags::slot_name=$slot_name;
  	my $expression='$external::datestatus="'.$status.'";';
  	$expression.='$external::gradestatus="'.$Apache::lonhomework::history{"resource.$version.0.solved"}.'";';
  	&Apache::run::run($expression,$safeeval);
  	&Apache::lonxml::debug("Got $status");
- 	$body_tag_start.=&add_previous_version_button($status);
+ 	$result.=&add_previous_version_button($status);
  	if (!&show_task($status,$previous)) {
  	    my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
  	    if ( $target eq "web" ) {
- 		$result.= $head_tag_start.'</head>'.$body_tag_start;
  		if ($env{'request.state'} eq 'construct') {
  		    $result.=$form_tag_start;
  		}
- Line 489  sub start_Task {
+ Line 669  sub start_Task {
  		} elsif ($status eq 'WAITING_FOR_GRADE') {
  		    $msg.='<h1>'.&mt('Your submission is in the grading queue.').'</h1>';
  		} elsif ($env{'form.donescreen'}) {
- 		    my $title=&Apache::lonnet::gettitle();
+ 		    $result .= &done_screen($version);
- 		    my @files=split(',',$Apache::lonhomework::history{'resource.'.$version.'.0.bridgetask.portfiles'});
- 		    my (undef,undef,$domain,$user)=
- 			&Apache::lonxml::whichuser();
- 		    my $files = '<ul>';
- 		    foreach my $file (@files) {
- 			my $url="/uploaded/$domain/$user/portfolio$file";
- 			if (! &Apache::lonnet::stat_file($url)) {
- 			    $file = &mt('<font color="red"> Nonexistant file:</font> <tt>[_1]</tt>',$file);
- 			} else {
- 			    $file = '<tt>'.$file.'</tt>';
- 			}
- 			$files .= '<li>'.$file.'</li>';
- 		    }
- 		    $files.='</ul>';
- 		    $result.=<<DONESCREEN;
- <h2>$title</h2>
- <p> Files submitted: $files </p>
- <p> You are now done with this Bridge Task </p>
- <hr />
- <p> <a href="/adm/logout">Logout</a> </p>
- <p> <a href="/adm/roles">Change to a different course</a> </p>
- DONESCREEN
  		} elsif ($status ne 'NOT_YET_VIEWED') {
  		    $msg.='<h1>'.&mt('Not open to be viewed').'</h1>';
  		}
- Line 531  DONESCREEN
+ Line 688  DONESCREEN
  		if ($status eq 'NEEDS_CHECKIN') {
  		    if(&proctor_check_auth($slot_name,$slot,'Task')
  		       && defined($Apache::inputtags::slot_name)) {
- 			my $result=&add_to_queue('gradingqueue',
+ 			my $result=
- 						 [$Apache::inputtags::slot_name]);
+ 			    &add_to_queue('gradingqueue',
+ 					  {'type' => 'Task',
+ 					   'time' => time,
+ 					   'slot' =>
+ 					       $Apache::inputtags::slot_name});
  			&Apache::lonxml::debug("add_to_queue said $result");
  		    }
  		}
  	    }
  	} 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".&style();
  	    $result.=&preserve_grade_info();
  	    $result.=&internal_location();
- 	    $result.=$form_tag_start.
+ 	    $result.=$form_tag_start."\t".
  		'<input type="hidden" name="submitted" value="yes" />';
  	    &Apache::lonxml::startredirection();
  	}
- Line 552  DONESCREEN
+ Line 710  DONESCREEN
  	      $target eq 'webgrade') {
  	my $webgrade='yes';
  	if ($target eq 'webgrade') {
- 	    $result.=$head_tag_start.'</head>'.$body_tag_start;
+ 	    $result .= '<div class="LC_task">'."\n";
+ 	    $result.= "\n".'<div class="LC_GRADING_task">'."\n".
+ 		'<script type="text/javascript"
+                          src="/res/adm/includes/task_grading.js"></script>';
  	    #$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...
-         #       Hrrm, vaildation pass should perhaps say 'not_locked'
-         #       perhaps do a search if there is a key that is mine and if
-         #       there isn't reshow the queue....
  	my ($todo,$status_code,$msg)=&get_key_todo($target);
  	if ($todo) {
- Line 570  DONESCREEN
+ Line 727  DONESCREEN
  		&Apache::lonnet::gettitle($symb).' for '.$uname.' at '.$udom.'</td></tr></table>';
  	    $form_tag_start.=
  		'<input type="hidden" name="gradingkey" value="'.
- 		&Apache::lonnet::escape($todo).'" />';
+ 		&escape($todo).'" />';
  	    $Apache::bridgetask::queue_key=$todo;
  	    &Apache::structuretags::initialize_storage();
  	    &Apache::lonhomework::showhash(%Apache::lonhomework::history);
- Line 585  DONESCREEN
+ Line 742  DONESCREEN
  		    &mt('Return to resource').'</a></p>';
  		if      ($status_code eq 'stop') {
  		    $result.='<b>'.&mt("Stopped grading.").'</b>'.$back;
+ 		} elsif ($status_code eq 'cancel') {
+ 		    $result.='<b>'.&mt("Cancelled grading.").'</b>'.$back;
+ 		} elsif ($status_code eq 'never_versioned') {
+ 		    $result.='<b>'.
+ 			&mt("Requested user has never accessed the task.").
+ 			'</b>'.$back;
+ 		} elsif ($status_code =~ /still_open:(.*)/) {
+ 		    my $date = &Apache::lonlocal::locallocaltime($1);
+ 		    $result.='<b>'.
+ 			&mt("Task is still open, will close at [_1].",$date).
+ 			'</b>'.$back;
  		} elsif ($status_code eq 'lock_failed') {
  		    $result.='<b>'.&mt("Failed to lock the requested record.")
  			.'</b>'.$back;
- Line 605  DONESCREEN
+ Line 773  DONESCREEN
  		}
  	    }
  	    $webgrade='no';
+ 	}
+ 	if (!$todo || $env{'form.cancel'}) {
  	    my $bodytext=&Apache::lonxml::get_all_text("/task",$parser,$style);
  	}
  	if ($target eq 'webgrade' && defined($env{'form.queue'})) {
- Line 632  DONESCREEN
+ Line 802  DONESCREEN
  	}
  	if ($target eq 'webgrade') {
  	    $result.="\n".'<div id="LC_GRADING_criterialist">';
+ 	    &Apache::lonxml::startredirection();
+ 	    &start_delay();
+ 	    $dimension{$top}{'result'}=$result;
+ 	    undef($result);
  	}
      } elsif ($target eq 'edit') {
- 	$result.=$head_tag_start."</head>".$body_tag_start.$form_tag_start.
+ 	$result.=$form_tag_start.
  	    &Apache::structuretags::problem_edit_header();
  	$Apache::lonxml::warnings_error_header=
  	    &mt("Editor Errors - these errors might not effect the running of the problem, but they will likely cause problems with further use of the Edit mode. Please use the EditXML mode to fix these errors.")."<br />";
- 	my $temp=&Apache::edit::insertlist($target,$token);
+ 	$result.= &Apache::edit::text_arg('Required number of passed optional elements to pass the Task:','OptionalRequired',$token,10)." <br />\n";
- 	$result.=$temp;
+ 	$result.= &Apache::edit::insertlist($target,$token);
+     } elsif ($target eq 'modified') {
+ 	my $constructtag=
+ 	    &Apache::edit::get_new_args($token,$parstack,$safeeval,
+ 					'OptionalRequired');
+ 	if ($constructtag) {
+ 	    $result = &Apache::edit::rebuild_tag($token);
+ 	}
      } else {
  	# page_start returned a starting result, delete it if we don't need it
  	$result = '';
- Line 647  DONESCREEN
+ Line 828  DONESCREEN
      return $result;
  }
+ sub get_task_end_time {
+     my ($queue_entry,$symb,$udom,$uname) = @_;
+     my $end_time;
+     if (my $slot = &slotted_access($queue_entry)) {
+ 	my %slot_data=&Apache::lonnet::get_slot($slot);
+ 	$end_time = $slot_data{'endtime'};
+     } else {
+ 	$end_time = &Apache::lonhomework::due_date('0',$symb,
+ 						   $udom,$uname);
+     }
+     return $end_time;
+ }
  sub get_key_todo {
      my ($target)=@_;
      my $todo;
- Line 670  sub get_key_todo {
+ Line 865  sub get_key_todo {
      }
-     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+     my $me=$env{'user.name'}.':'.$env{'user.domain'};
      #need to try both queues..
      if (defined($env{'form.regradeaspecificsubmission'}) &&
  	defined($env{'form.gradinguser'})               &&
  	defined($env{'form.gradingdomain'})               ) {
- 	my ($symb,$cid)=&Apache::lonxml::whichuser();
+ 	my ($symb,$cid)=&Apache::lonnet::whichuser();
  	my $cnum  = $env{'course.'.$cid.'.num'};
  	my $cdom  = $env{'course.'.$cid.'.domain'};
- 	my $uname = $env{'form.gradinguser'};
+ 	my $uname = &LONCAPA::clean_username($env{'form.gradinguser'});
- 	my $udom  = $env{'form.gradingdomain'};
+ 	my $udom  = &LONCAPA::clean_domain($env{'form.gradingdomain'});
  	my $gradingkey=&encode_queue_key($symb,$udom,$uname);
- Line 695  sub get_key_todo {
+ Line 890  sub get_key_todo {
  	if (!$queue) {
  	    $env{'form.queue'} = $queue = 'none';
  	    #not queued so doing either a re or pre grade
+ 	    my %status = &Apache::lonnet::restore($symb,$cid,$udom,$uname);
+ 	    if ($status{'resource.0.version'} < 1) {
+ 		return (undef,'never_versioned');
+ 	    }
  	    return ($gradingkey);
  	}
+ 	if ($queue) {
+ 	    my $queue_entry = &get_queue_data($queue,$udom,$uname);
+ 	    my $end_time = &get_task_end_time($queue_entry,$symb,
+ 					      $udom,$uname);
+ 	    if ($end_time > time) {
+ 		return (undef,"still_open:$end_time");
+ 	    }
+ 	}
  	my $who=&queue_key_locked($queue,$gradingkey);
  	if ($who eq $me) {
  	    #already have the lock
- 	    $env{'form.gradingkey'}=&Apache::lonnet::escape($gradingkey);
+ 	    $env{'form.gradingkey'}=&escape($gradingkey);
+ 	    &Apache::lonxml::debug("already locked");
  	    return ($gradingkey);
  	}
  	if (!defined($who)) {
  	    if (&lock_key($queue,$gradingkey)) {
+ 		&Apache::lonxml::debug("newly locked");
  		return ($gradingkey);
  	    } else {
  		return (undef,'lock_failed');
- Line 716  sub get_key_todo {
+ Line 927  sub get_key_todo {
  	#otherwise (defined($who) && $who ne $me) some else has it...
  	return (undef,'not_allowed',
  		&mt('Another user ([_1]) currently has the record for [_2] locked.',
- 		    $who,$env{'form.gradinguser'}.'@'.$env{'form.gradingdomain'}));
+ 		    $who,$env{'form.gradinguser'}.':'.$env{'form.gradingdomain'}));
      }
- Line 726  sub get_key_todo {
+ Line 937  sub get_key_todo {
  	$env{'form.queue'}=$queue='gradingqueue';
      }
-     my $gradingkey=&Apache::lonnet::unescape($env{'form.gradingkey'});
+     my $gradingkey=&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.cancel'}) {
+ 		    return (undef,'cancel');
  		} elsif ($env{'form.next'}) {
  		    return (undef,'select_user');
  		}
- Line 778  sub get_key_todo {
+ Line 991  sub get_key_todo {
      if ($env{'form.queuemode'} ne 'selected') {
  	# don't get something new from the queue if they hit the stop button
-     	if (!($env{'form.stop'} && $target eq 'webgrade')
+     	if (!(($env{'form.cancel'} || $env{'form.stop'})
+ 	      && $target eq 'webgrade')
  	    && !$env{'form.gradingaction'}) {
  	    &Apache::lonxml::debug("Getting anew $queue");
  	    return (&get_from_queue($queue));
- Line 825  sub end_Task {
+ Line 1039  sub end_Task {
  		if (!$previous && $status ne 'SHOW_ANSWER' &&
  		    &show_task($status,$previous)) {
  		    $result.=&Apache::inputtags::gradestatus('0');
- 		    $result.='</form>';
+ 		}
+ 		$result.='</form>';
+ 		if (!$previous && $status ne 'SHOW_ANSWER' &&
+ 		    &show_task($status,$previous)) {
  		    my $action = &Apache::lonenc::check_encrypt($env{'request.uri'});
  		    $result.=<<DONEBUTTON;
  <form name="done" method="post" action="$action">
- Line 839  DONEBUTTON
+ Line 1058  DONEBUTTON
  		    my $bt_status=$Apache::lonhomework::history{"resource.$version.0.status"};
  		    my $title=&Apache::lonnet::gettitle();
+ 		    my $start_time;
  		    my $slot_name=
  			$Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
- 		    my %slot=&Apache::lonnet::get_slot($slot_name);
+ 		    if ($slot_name) {
- 		    my $start_time=
+ 			my %slot=&Apache::lonnet::get_slot($slot_name);
- 			&Apache::lonlocal::locallocaltime($slot{'starttime'});
- 		    my $status = "\n<div class='LC_$bt_status LC_criteria'>\n";
+ 			$start_time=$slot{'starttime'}
+ 		    } else {
+ 			$start_time=
+ 			    &Apache::lonnet::EXT('resource.0.opendate');
+ 		    }
+ 		    $start_time=&Apache::lonlocal::locallocaltime($start_time);
+ 		    my $status =
+ 			"\n<div class='LC_$bt_status LC_criteria LC_task_overall_status'>\n\t";
+ 		    my $dim = $top;
+ 		    my %counts = &get_counts($dim,undef,$parstack,
+ 					     $safeeval);
+ 		    my $question_status ="\n\t<p>".
+ 			&question_status_message(\%counts,-1).
+ 			"</p>\n";
  		    if ($bt_status eq 'pass')  {
  			$status.='<h2>You passed the '.$title.' given on '.
  			    $start_time.'</h2>';
+ 			$status.=$question_status;
  		    }
  		    if ($bt_status eq 'fail')  {
  			$status.='<h2>You did not pass the '.$title.' given on '.
  			    $start_time.'</h2>';
+ 			$status.=$question_status;
  			if (!$previous) {
  			    $status.=&add_request_another_attempt_button();
  			}
  		    }
- 		    my $man_count=0;
- 		    my $opt_count=0;
+ 		    $status.="\n".'</div>'."\n";
- 		    my $opt_passed=0;
- 		    foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
+ 		    foreach my $id (@{$dimension{$dim}{'criterias'}}) {
- 			if ($Apache::bridgetask::dimensionmandatory{$dim_id}
+ 			my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
- 			    eq 'N') {
+ 			if ($type eq 'dimension') {
- 			    $opt_count++;
+ 			    $result.=$dimension{$id}{'result'};
- 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim_id.status"} eq 'pass') {
+ 			    next;
- 				$opt_passed++;
- 			    }
- 			} else {
- 			    $man_count++;
  			}
+ 			my $criteria =
+ 			    &nested_parse(\$dimension{$dim}{'criteria.'.$id},
+ 					  [@_]);
+ 			$status .= &layout_web_Criteria($dim,$id,$criteria);
  		    }
- 		    my $opt_req=&Apache::lonxml::get_param('OptionalRequired',
- 							 $parstack,$safeeval);
- 		    if ($opt_req !~ /\S/) { $opt_req='0'; }
- 		    $status.="\n<p>".&mt('You needed to pass all of the [_1]  mandatory components and [_2] of the [_3] optional components, of which you passed [_4].',$man_count,$opt_req,$opt_count,$opt_passed)."</p></div>\n";
  		    my $internal_location=&internal_location();
  		    $result=~s/\Q$internal_location\E/$status/;
  		}
- 	    }
+ 		$result.="\n</div>\n".
- 	    if ($target eq 'web') {
+ 		    &Apache::loncommon::end_page({'discussion' => 1});
- 		$result.="\n</div>\n".&Apache::lonxml::xmlend().'</html>';
  	    }
  	}
- 	if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous) {
+ 	my $useslots = &Apache::lonnet::EXT("resource.0.useslots");
+ 	my %queue_data = ('type' => 'Task',
+ 			  'time' => time,);
+ 	if (defined($Apache::inputtags::slot_name)) {
+ 	    $queue_data{'slot'} = $Apache::inputtags::slot_name;
+ 	} elsif (defined($Apache::lonhomework::history{"resource.$version.0.checkedin.slot"})) {
+ 	    $queue_data{'slot'} = $Apache::lonhomework::history{"resource.$version.0.checkedin.slot"};
+ 	}
+ 	if ($target eq 'grade' && !$env{'form.webgrade'} && !$previous
+ 	    && $status eq 'CAN_ANSWER') {
  	    my $award='SUBMITTED';
  	    &Apache::essayresponse::file_submission("$version.0",'bridgetask',
  						    'portfiles',\$award);
- Line 906  DONEBUTTON
+ Line 1150  DONEBUTTON
  	    }
  	    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
  	    &Apache::structuretags::finalize_storage();
- 	    if ($award eq 'SUBMITTED'
+ 	    if ($award eq 'SUBMITTED') {
- 		&& defined($Apache::inputtags::slot_name)) {
+ 		&add_to_queue('gradingqueue',\%queue_data);
- 		&add_to_queue('gradingqueue',[$Apache::inputtags::slot_name]);
  	    }
- 	} elsif ($Apache::lonhomework::results{'INTERNAL_store'}) {
- 	    &Apache::structuretags::finalize_storage();
  	}
- 	if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes') {
+ 	if ($target eq 'grade' && $env{'form.webgrade'} eq 'yes'
+ 	    && exists($env{'form.cancel'})) {
+ 	    &check_queue_unlock($env{'form.queue'});
+ 	    &Apache::lonxml::debug(" cancelled grading .".$env{'form.queue'});
+ 	} elsif ($target eq 'grade' && $env{'form.webgrade'} eq 'yes'
+ 		 && !exists($env{'form.cancel'})) {
  	    my $optional_required=
  		&Apache::lonxml::get_param('OptionalRequired',$parstack,
  					   $safeeval);
- Line 922  DONEBUTTON
+ Line 1168  DONEBUTTON
  	    my $ungraded=0;
  	    my $review=0;
  	    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
- 	    foreach my $dim_id (@Apache::bridgetask::dimensionlist) {
+ 	    my $dim = $top;
+ 	    foreach my $id (@{$dimension{$dim}{'criterias'}}) {
+ 		my $link=&link($id);
+ 		my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
+ 		if ($type eq 'criteria') {
+ 		    # dimensional 'criteria' don't get assigned grades
+ 		    $Apache::lonhomework::results{"resource.$version.0.$id.status"}=$env{'form.HWVAL_'.$link};
+ 		    $Apache::lonhomework::results{"resource.$version.0.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
+ 		}
  		my $status=
- 		    $Apache::lonhomework::results{"resource.$version.0.$dim_id.status"};
+ 		    $Apache::lonhomework::results{"resource.$version.0.$id.status"};
- 		my $mandatory=
+ 		my $mandatory=($dimension{$dim}{'criteria.'.$id.'.mandatory'} ne 'N');
- 		    ($Apache::bridgetask::dimensionmandatory{$dim_id} ne 'N');
  		if ($status eq 'pass') {
  		    if (!$mandatory) { $optional_passed++; }
  		} elsif ($status eq 'fail') {
  		    if ($mandatory) { $mandatory_failed++; }
- 		} elsif ($status eq 'ungraded') {
- 		    $ungraded++;
  		} elsif ($status eq 'review') {
  		    $review++;
+ 		} elsif ($status eq 'ungraded') {
+ 		    $ungraded++;
  		} else {
  		    $ungraded++;
  		}
- Line 942  DONEBUTTON
+ Line 1198  DONEBUTTON
  	    if ($optional_passed < $optional_required) {
  		$mandatory_failed++;
  	    }
- 	    &Apache::lonxml::debug("all dim ".join(':',@Apache::bridgetask::dimensionlist)."results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
+ 	    &Apache::lonxml::debug(" task results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
  	    $Apache::lonhomework::results{'resource.0.regrader'}=
- 		$env{'user.name'}.'@'.$env{'user.domain'};
+ 		$env{'user.name'}.':'.$env{'user.domain'};
  	    if ($review) {
  		$Apache::lonhomework::results{"resource.$version.0.status"}='review';
- 		if ($env{'form.queue'} eq 'reviewqueue') {
- 		    &check_queue_unlock($env{'form.queue'});
- 		    &Apache::lonxml::debug(" still needs review not changing status.");
- 		} else {
- 		    &move_between_queues($env{'form.queue'},'reviewqueue');
- 		}
  	    } elsif ($ungraded) {
  		$Apache::lonhomework::results{"resource.$version.0.status"}='ungraded';
- 		if ($env{'form.queue'} eq 'reviewqueue' ||
- 		    $env{'form.queue'} eq 'none' ) {
- 		    &Apache::lonxml::debug("moving back.");
- 		    &move_between_queues($env{'form.queue'},'gradingqueue');
- 		} else {
- 		    &check_queue_unlock($env{'form.queue'});
- 		}
  	    } elsif ($mandatory_failed) {
  		$Apache::lonhomework::results{"resource.$version.0.status"}='fail';
  		$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'});
+ 		my ($symb,$courseid,$udom,$uname)=&Apache::lonnet::whichuser();
- 		my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
  		if ($env{'form.regrade'} ne 'yes') {
  		    $Apache::lonhomework::results{"resource.$version.0.bridgetask.portfiles"}=
- Line 985  DONEBUTTON
+ Line 1226  DONEBUTTON
  		$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::lonnet::whichuser();
- 		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"};
- Line 1010  DONEBUTTON
+ Line 1249  DONEBUTTON
  	    }
  	    &minimize_storage();
  	    &Apache::structuretags::finalize_storage();
+ 	    # data stored, now handle queue
+ 	    if ($review) {
+ 		if ($env{'form.queue'} eq 'reviewqueue') {
+ 		    &check_queue_unlock($env{'form.queue'});
+ 		    &Apache::lonxml::debug(" still needs review not changing status.");
+ 		} else {
+ 		    if ($env{'form.queue'} ne 'none') {
+ 			&move_between_queues($env{'form.queue'},'reviewqueue');
+ 		    } else {
+ 			&add_to_queue('reviewqueue',\%queue_data);
+ 		    }
+ 		}
+ 	    } elsif ($ungraded) {
+ 		if ($env{'form.queue'} eq 'reviewqueue') {
+ 		    &Apache::lonxml::debug("moving back.");
+ 		    &move_between_queues($env{'form.queue'},
+ 					 'gradingqueue');
+ 		} elsif ($env{'form.queue'} eq 'none' ) {
+ 		    &add_to_queue('gradingqueue',\%queue_data);
+ 		} else {
+ 		    &check_queue_unlock($env{'form.queue'});
+ 		}
+ 	    } elsif ($mandatory_failed) {
+ 		&remove_from_queue($env{'form.queue'});
+ 	    } else {
+ 		&remove_from_queue($env{'form.queue'});
+ 	    }
+ 	}
+ 	if (exists($Apache::lonhomework::results{'INTERNAL_store'})) {
+ 	    # instance generation occured and hasn't yet been stored
+ 	    &Apache::structuretags::finalize_storage();
  	}
      } elsif ($target eq 'webgrade') {
- 	$result.="</div>\n<hr />";
+ 	if (&nest()) {
+ 	    &Apache::lonxml::endredirection();
+ 	    &end_delay();
+ 	    $result.=$dimension{$top}{'result'};
+ 	} else {
+ 	    $result.=&Apache::lonxml::endredirection();
+ 	}
+ 	my $dim = $top;
+ 	foreach my $id (@{$dimension{$dim}{'criterias'}} ) {
+ 	    my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
+ 	    if ($type eq 'dimension') {
+ 		# dimensional 'criteria' don't get assigned grades
+ 		next;
+ 	    } else {
+ 		my $criteria =&nested_parse(\$dimension{$dim}{'criteria.'.$id},
+ 					     [@_]);
+ 		$criteria = &layout_webgrade_Criteria($dim,$id,$criteria);
+ 		my $internal_location=&internal_location($id);
+ 		if ($result =~ m/\Q$internal_location\E/) {
+ 		    $result=~s/\Q$internal_location\E/$criteria/;
+ 		} else {
+ 		    $result.=$criteria;
+ 		}
+ 	    }
+ 	}
+         $result.="</div>";
  	#$result.='<input type="submit" name="next" value="'.
  	#    &mt('Save &amp; Next').'" /> ';
  	#$result.='<input type="submit" name="end" value="'.
- Line 1021  DONEBUTTON
+ Line 1318  DONEBUTTON
  	#    &mt('Throw Away &amp; Stop Grading').'" /> ';
  	#$result.='<input type="submit" name="save" value="'.
  	#    &mt('Save Partial Grade and Continue Grading').'" /> ';
- 	$result.='</form>'."\n</div>\n".
+ 	$result.='</form>'."\n</div>\n</div>\n".
- 	    &Apache::loncommon::endbodytag().'</html>';
+ 	    &Apache::loncommon::end_page();
      } elsif ($target eq 'meta') {
  	$result.=&Apache::response::meta_package_write('Task');
          $result.=&Apache::response::meta_stores_write('solved','string',
- Line 1033  DONEBUTTON
+ Line 1330  DONEBUTTON
  						      'Partial Credit Factor');
  	$result.=&Apache::response::meta_stores_write('status','string',
  						      'Bridge Task Status');
+     } elsif ($target eq 'edit') {
+ 	$result.= &Apache::structuretags::problem_edit_footer();
      }
+     &Apache::structuretags::reset_problem_globals('Task');
      undef($Apache::lonhomework::parsing_a_task);
      return $result;
  }
- Line 1047  sub move_between_queues {
+ Line 1347  sub move_between_queues {
      } else {
  	$cur_data = ['none'];
      }
-     my $result=&add_to_queue($dest_queue,[$cur_data->[0]]);
+     my $result=&add_to_queue($dest_queue,$cur_data);
      if ($result ne 'ok') {
  	return $result;
      }
- Line 1058  sub move_between_queues {
+ Line 1358  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();
+     my ($symb,$cid,$udom,$uname)=&Apache::lonnet::whichuser();
      if (!defined($key)) {
- 	$key="$symb\0queue\0$uname\@$udom";
+ 	$key="$symb\0queue\0$uname:$udom";
      }
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
-     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+     my $me=$env{'user.name'}.':'.$env{'user.domain'};
      my $who=&queue_key_locked($queue,$key,$cdom,$cnum);
      if  ($who eq $me) {
+ 	&Apache::lonxml::debug("unlocking my own $who");
  	return &Apache::lonnet::del($queue,["$key\0locked"],$cdom,$cnum);
      } elsif ($allow_not_me) {
  	&Apache::lonxml::debug("unlocking $who by $me");
- Line 1080  sub in_queue {
+ Line 1381  sub in_queue {
      if ($queue eq 'none') { return 0; }
      if (!defined($symb) || !defined($cdom) || !defined($cnum)
  	|| !defined($udom) || !defined($uname)) {
- 	($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
+ 	($symb,my $cid,$udom,$uname)=&Apache::lonnet::whichuser();
  	$cnum=$env{'course.'.$cid.'.num'};
  	$cdom=$env{'course.'.$cid.'.domain'};
      }
- Line 1099  sub remove_from_queue {
+ Line 1400  sub remove_from_queue {
      if ($queue eq 'none') { return 'ok'; }
      if (!defined($symb) || !defined($cdom) || !defined($cnum)
  	|| !defined($udom) || !defined($uname)) {
- 	($symb,my $cid,$udom,$uname)=&Apache::lonxml::whichuser();
+ 	($symb,my $cid,$udom,$uname)=&Apache::lonnet::whichuser();
  	$cnum=$env{'course.'.$cid.'.num'};
  	$cdom=$env{'course.'.$cid.'.domain'};
      }
- Line 1123  sub setup_env_for_other_user {
+ Line 1424  sub setup_env_for_other_user {
  }
  sub get_queue_data {
-     my ($queue)=@_;
+     my ($queue,$udom,$uname)=@_;
-     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$cid,$other_udom,$other_uname)=&Apache::lonnet::whichuser();
+     if (!$uname || !$udom) {
+ 	$uname=$other_uname;
+ 	$udom =$other_udom;
+     }
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
-     my $todo="$symb\0queue\0$uname\@$udom";
+     my $todo="$symb\0queue\0$uname:$udom";
      my ($key,$value)=&Apache::lonnet::get($queue,[$todo],$cdom,$cnum);
      if ($key eq $todo && ref($value)) {
  	return $value;
- Line 1146  sub check_queue_for_key {
+ Line 1451  sub check_queue_for_key {
  	if (defined($results{"$todo\0locked"})) {
  	    return 'locked';
  	}
- 	my $slot;
+ 	if (my $slot=&slotted_access($results{$todo})) {
- 	if (ref($results{$todo}) eq 'ARRAY')  {
- 	    $slot = $results{$todo}[0];
- 	} elsif (ref($results{$todo}) eq 'HASH')  {
- 	    $slot = $results{$todo}{'slot'};
- 	}
- 	if (defined($slot)) {
  	    my %slot_data=&Apache::lonnet::get_slot($slot);
  	    if ($slot_data{'endtime'} > time) {
  		return 'in_progress';
  	    }
+ 	} else {
+ 	    my ($symb) = &decode_queue_key($todo);
+ 	    my $due_date = &Apache::lonhomework::due_date('0',$symb);
+ 	    if ($due_date > time) {
+ 		return 'in_progress';
+ 	    }
  	}
  	return 'enqueued';
      }
- Line 1166  sub check_queue_for_key {
+ Line 1471  sub check_queue_for_key {
  sub add_to_queue {
      my ($queue,$user_data)=@_;
      if ($queue eq 'none') { return 'ok'; }
-     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$cid,$udom,$uname)=&Apache::lonnet::whichuser();
      if (!$cid || $env{'request.state'} eq 'construct') {
  	return 'no_queue';
      }
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
      my %data;
-     $data{"$symb\0queue\0$uname\@$udom"}=$user_data;
+     $data{"$symb\0queue\0$uname:$udom"}=$user_data;
      return &Apache::lonnet::cput($queue,\%data,$cdom,$cnum);
  }
+ sub get_limited_classlist {
+     my ($sections) = @_;
+     my $classlist = &Apache::loncoursedata::get_classlist();
+     foreach my $student (keys(%$classlist)) {
+ 	if ( $classlist->{$student}[&Apache::loncoursedata::CL_STATUS()]
+ 	     ne 'Active') {
+ 	    delete($classlist->{$student});
+        	}
+     }
+     if (ref($sections) && !grep('all',@{ $sections })) {
+ 	foreach my $student (keys(%$classlist)) {
+ 	    my $section  =
+ 		$classlist->{$student}[&Apache::loncoursedata::CL_SECTION()];
+ 	    if (! grep($section,@{ $sections })) {
+ 		delete($classlist->{$student});
+ 	    }
+ 	}
+     }
+     return $classlist;
+ }
  sub show_queue {
      my ($queue,$with_selects)=@_;
      my $result;
-     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$cid,$udom,$uname)=&Apache::lonnet::whichuser();
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
      my @chosen_sections=
  	&Apache::loncommon::get_env_multiple('form.chosensections');
-     &Apache::grades::init_perm();
-     my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
+     my $classlist = &get_limited_classlist(\@chosen_sections);
-     &Apache::grades::reset_perm();
      if (!(grep(/^all$/,@chosen_sections))) {
  	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
  	    '</tt>.</p> '."\n";
      }
+     my ($view,$view_section);
+     my $scope = $env{'request.course.id'};
+     if (!($view=&Apache::lonnet::allowed('vgr',$scope))) {
+ 	$scope .= '/'.$env{'request.course.sec'};
+ 	if ( $view = &Apache::lonnet::allowed('vgr',$scope)) {
+ 	    $view_section=$env{'request.course.sec'};
+ 	} else {
+ 	    undef($view);
+ 	}
+     }
      my $regexp="^$symb\0";
      my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
      my ($tmp)=%queue;
      if ($tmp=~/^error: 2 /) {
- 	return "\n<h3>Current Queue - $queue</h3><table border='1'><tr><td>Empty</td></tr></table>";
+ 	return "\n<h3>Current Queue - $queue</h3>".
+ 	    &Apache::loncommon::start_data_table().
+ 	    &Apache::loncommon::start_data_table_row().
+ 	    '<td>'.&mt('Empty').'</td>'.
+ 	    &Apache::loncommon::end_data_table_row().
+ 	    &Apache::loncommon::end_data_table();
      }
      my $title=&Apache::lonnet::gettitle($symb);
-     $result.="\n<h3>Current Queue - $title $queue </h3><table border='1'><tr>";
+     $result.="\n<h3>Current Queue - $title $queue </h3>".
+ 	&Apache::loncommon::start_data_table().
+ 	&Apache::loncommon::start_data_table_header_row();
      if ($with_selects) { $result.="<th>Status</th><th></th>"; }
-     $result.="<th>user</th><th>data</th></tr>";
+     $result.="<th>user</th><th>data</th>".
+ 	&Apache::loncommon::end_data_table_header_row();
      foreach my $key (sort(keys(%queue))) {
  	my ($symb,$uname,$udom) = &decode_queue_key($key);
  	if (!defined($classlist->{$uname.':'.$udom})) { next; }
+ 	my $section = $classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_SECTION()];
+ 	my $can_view=1;
+ 	if (!$view
+ 	    || ($view_section && !$section)
+ 	    || ($view_section && $section && ($view_section ne $section))) {
+ 	    $can_view=0;
+ 	}
  	if ($key=~/locked$/ && !$with_selects) {
- 	    $result.="<tr><td>$uname</td>";
+ 	    $result.= &Apache::loncommon::start_data_table_row().
+ 		"<td>$uname</td>";
  	    $result.='<td>'.$queue{$key}.'</td></tr>';
  	} elsif ($key=~/timestamp$/ && !$with_selects) {
- 	    $result.="<tr><td></td>";
+ 	    $result.=&Apache::loncommon::start_data_table_row()."<td></td>";
  	    $result.='<td>'.
  		&Apache::lonlocal::locallocaltime($queue{$key})."</td></tr>";
  	} elsif ($key!~/(timestamp|locked)$/) {
- 	    $result.="<tr>";
+ 	    $result.= &Apache::loncommon::start_data_table_row();
- 	    my $slot=$queue{$key}->[0];
+ 	    my ($end_time,$slot_text);
- 	    my %slot_data=&Apache::lonnet::get_slot($slot);
+ 	    if (my $slot=&slotted_access($queue{$key})) {
+ 		my %slot_data=&Apache::lonnet::get_slot($slot);
+ 		$end_time = $slot_data{'endtime'};
+ 		$slot_text = &mt('Slot: [_1]',$slot);
+ 	    } else {
+ 		$end_time = &Apache::lonhomework::due_date('0',$symb);
+ 		$slot_text = '';
+ 	    }
  	    if ($with_selects) {
- 		my $ekey=&Apache::lonnet::escape($key);
+ 		my $ekey=&escape($key);
  		my ($action,$description,$status)=('select',&mt('Select'));
  		if (exists($queue{"$key\0locked"})) {
- 		    my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+ 		    my ($locker,$time) =
- 		    $status=&mt('Locked by <tt>[_1]</tt>',$queue{"$key\0locked"});
+ 			&get_lock_info($queue{"$key\0locked"});
- 		    if ($me eq $queue{"$key\0locked"}) {
+ 		    if ($time) {
+ 			$time =
+ 			    &Apache::lonnavmaps::timeToHumanString($time,
+ 								   'start');
+ 		    }
+ 		    my $me=$env{'user.name'}.':'.$env{'user.domain'};
+ 		    $status=&mt('Locked by <tt>[_1]</tt> [_2]',$locker,$time);
+ 		    if ($me eq $locker) {
  			($action,$description)=('resume',&mt('Resume'));
  		    } else {
  			($action,$description)=('unlock',&mt('Unlock'));
- Line 1235  sub show_queue {
+ Line 1608  sub show_queue {
  		    $seclist.='<input type="hidden" name="chosensections"
                                 value="'.$sec.'" />';
  		}
- 		if (time > $slot_data{'endtime'}) {
+ 		if ($can_view && ($end_time ne '' && time > $end_time)) {
  		    $result.=(<<FORM);
  <td>$status</td>
  <td>
- Line 1250  sub show_queue {
+ Line 1623  sub show_queue {
  </form>
  </td>
  FORM
+                 } elsif (!$can_view && ($end_time ne '' && time > $end_time)) {
+ 		    $result.='<td>'.&mt("Not gradable").'</td><td>&nbsp;</td>'
                  } else {
- 		    $result.='<td>'.&mt("In Progress").'</td>'
+ 		    $result.='<td>'.&mt("In Progress").'</td><td>&nbsp;</td>'
  		}
  	    }
- 	    $result.= "<td>".$fullname->{$uname.':'.$udom}.
+ 	    $result.= "<td>".$classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_FULLNAME()].
- 		" <tt>($uname\@$udom)</tt> </td>";
+ 		" <tt>($uname:$udom)</tt> </td>";
- 	    $result.='<td>Slot: '.$slot.' End time: '.
+ 	    $result.='<td>'.$slot_text.' End time: '.
- 		&Apache::lonlocal::locallocaltime($slot_data{'endtime'}).
+ 		&Apache::lonlocal::locallocaltime($end_time).
- 		"</td></tr>";
+ 		"</td>".&Apache::loncommon::end_data_table_row();
  	}
      }
-     $result.="</table><hr />\n";
+     $result.= &Apache::loncommon::end_data_table()."<hr />\n";
      return $result;
  }
  sub get_queue_counts {
      my ($queue)=@_;
      my $result;
-     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$cid,$udom,$uname)=&Apache::lonnet::whichuser();
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
+     my $classlist=&get_limited_classlist();
      my $regexp="^$symb\0";
      my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
      my ($tmp)=%queue;
- Line 1281  sub get_queue_counts {
+ Line 1658  sub get_queue_counts {
      my ($entries,$ready_to_grade,$locks)=(0,0,0);
      my %slot_cache;
      foreach my $key (sort(keys(%queue))) {
+ 	my ($symb,$uname,$udom) = &decode_queue_key($key);
+ 	if (!defined($classlist->{$uname.':'.$udom})) { next; }
  	if ($key=~/locked$/) {
  	    $locks++;
  	} elsif ($key=~/timestamp$/) {
  	    #ignore
  	} elsif ($key!~/(timestamp|locked)$/) {
- 	    my ($symb,$uname,$udom) = &decode_queue_key($key);
  	    $entries++;
- 	    my $slot=$queue{$key}->[0];
+ 	    if (my $slot=&slotted_access($queue{$key})) {
- 	    if (!exists($slot_cache{$slot})) {
+ 		if (!exists($slot_cache{$slot})) {
- 		my %slot_data=&Apache::lonnet::get_slot($slot);
+ 		    my %slot_data=&Apache::lonnet::get_slot($slot);
- 		$slot_cache{$slot} = \%slot_data;
+ 		    $slot_cache{$slot} = \%slot_data;
- 	    }
+ 		}
- 	    if (time > $slot_cache{$slot}{'endtime'}) {
+ 		if (time > $slot_cache{$slot}{'endtime'}) {
- 		$ready_to_grade++;
+ 		    $ready_to_grade++;
+ 		}
+ 	    } else {
+ 		my $due_date = &Apache::lonhomework::due_date('0',$symb);
+ 		if ($due_date ne '' && time > $due_date) {
+ 		    $ready_to_grade++;
+ 		}
  	    }
  	}
      }
- Line 1303  sub get_queue_counts {
+ Line 1687  sub get_queue_counts {
  sub encode_queue_key {
      my ($symb,$udom,$uname)=@_;
-     return "$symb\0queue\0$uname\@$udom";
+     return "$symb\0queue\0$uname:$udom";
  }
  sub decode_queue_key {
      my ($key)=@_;
      my ($symb,undef,$user) = split("\0",$key);
-     my ($uname,$udom) = split('@',$user);
+     my ($uname,$udom) = split(':',$user);
      return ($symb,$uname,$udom);
  }
  sub queue_key_locked {
      my ($queue,$key,$cdom,$cnum)=@_;
      if (!defined($cdom) || !defined($cnum)) {
- 	my (undef,$cid)=&Apache::lonxml::whichuser();
+ 	my (undef,$cid)=&Apache::lonnet::whichuser();
  	$cnum=$env{'course.'.$cid.'.num'};
  	$cdom=$env{'course.'.$cid.'.domain'};
      }
      my ($key_locked,$value)=
  	&Apache::lonnet::get($queue,["$key\0locked"],$cdom,$cnum);
      if ($key_locked eq "$key\0locked") {
- 	return $value;
+ 	return &get_lock_info($value);
+     }
+     return undef;
+ }
+ sub slotted_access {
+     my ($queue_entry) = @_;
+     if (ref($queue_entry) eq 'ARRAY') {
+ 	if (defined($queue_entry->[0])) {
+ 	    return $queue_entry->[0];
+ 	}
+ 	return undef;
+     } elsif (ref($queue_entry) eq 'HASH') {
+ 	if (defined($queue_entry->{'slot'})) {
+ 	    return $queue_entry->{'slot'};
+ 	}
+ 	return undef;
      }
      return undef;
  }
  sub pick_from_queue_data {
-     my ($queue,$check_section,$queuedata,$cdom,$cnum)=@_;
+     my ($queue,$check_section,$queuedata,$cdom,$cnum,$classlist)=@_;
      my @possible; # will hold queue entries that are valid to be selected
      foreach my $key (keys(%$queuedata)) {
  	if ($key =~ /\0locked$/) { next; }
  	if ($key =~ /\0timestamp$/) { next; }
  	my ($symb,$uname,$udom)=&decode_queue_key($key);
+ 	if (!defined($classlist->{$uname.':'.$udom})) { next; }
  	if ($check_section) {
- 	    my $section=&Apache::lonnet::getsection($uname,$udom);
+ 	    my $section =
+ 		$classlist->{$uname.':'.$udom}[&Apache::loncoursedata::CL_SECTION()];
  	    if ($section eq $check_section) {
  		&Apache::lonxml::debug("my sec");
  		next;
  	    }
  	}
- 	my $slot=$queuedata->{$key}[0];
+ 	my $end_time;
- 	my %slot_data=&Apache::lonnet::get_slot($slot);
+ 	if (my $slot=&slotted_access($queuedata->{$key})) {
- 	if ($slot_data{'endtime'} > time) {
+ 	    &Apache::lonxml::debug("looking at slot $slot");
- 	    &Apache::lonxml::debug("not time");
+ 	    my %slot_data=&Apache::lonnet::get_slot($slot);
- 	    next;
+ 	    if ($slot_data{'endtime'} < time) {
+ 		$end_time = $slot_data{'endtime'};
+ 	    } else {
+ 		&Apache::lonxml::debug("not time ".$slot_data{'endtime'});
+ 		next;
+ 	    }
+ 	} else {
+ 	    my $due_date = &Apache::lonhomework::due_date('0',$symb);
+ 	    if ($due_date < time) {
+ 		$end_time = $due_date;
+ 	    } else {
+ 		&Apache::lonxml::debug("not time $due_date");
+ 		next;
+ 	    }
  	}
  	if (exists($queuedata->{"$key\0locked"})) {
  	    &Apache::lonxml::debug("someone already has um.");
  	    next;
  	}
- 	push(@possible,[$key,$slot_data{'endtime'}]);
+ 	push(@possible,[$key,$end_time]);
      }
      if (@possible) {
          # sort entries in order by slot end time
  	@possible = sort { $a->[1] <=> $b->[1] } @possible;
- 	# pick one of the first ten entries
+ 	# pick one of the entries in the top 10% in small queues and one
- 	my $max=($#possible < 10) ? $#possible : 10;
+ 	# of the first ten entries in large queues
- 	return $possible[int(rand($max))][0];
+ 	#my $ten_percent = int($#possible * 0.1);
+ 	#if ($ten_percent < 1 ) { $ten_percent = 1;  }
+ 	#if ($ten_percent > 10) { $ten_percent = 10; }
+ 	#my $max=($#possible < $ten_percent) ? $#possible : $ten_percent;
+ 	#return $possible[int(rand($max))][0];
+ 	return $possible[0][0];
      }
      return undef;
  }
+ sub get_lock_info {
+     my ($lock_info) = @_;
+     if (wantarray) {
+ 	if (ref($lock_info) eq 'ARRAY') {
+ 	    return @{$lock_info};
+ 	} else {
+ 	    return ($lock_info);
+ 	}
+     } else {
+ 	if (ref($lock_info) eq 'ARRAY') {
+ 	    return $lock_info->[0];
+ 	} else {
+ 	    return $lock_info;
+ 	}
+     }
+     return;
+ }
  sub find_mid_grade {
      my ($queue,$symb,$cdom,$cnum)=@_;
-     my $todo=&Apache::lonnet::unescape($env{'form.gradingkey'});
+     my $todo=&unescape($env{'form.gradingkey'});
-     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+     my $me=$env{'user.name'}.':'.$env{'user.domain'};
      if ($todo) {
  	my $who=&queue_key_locked($queue,$todo,$cdom,$cnum);
  	if ($who eq $me) { return $todo; }
- Line 1375  sub find_mid_grade {
+ Line 1817  sub find_mid_grade {
      my $regexp="^$symb\0.*\0locked\$";
      my %locks=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
      foreach my $key (keys(%locks)) {
- 	my $who=$locks{$key};
+ 	my $who= &get_lock_info($locks{$key});
  	if ($who eq $me) {
  	    $todo=$key;
  	    $todo=~s/\0locked$//;
- Line 1387  sub find_mid_grade {
+ Line 1829  sub find_mid_grade {
  sub lock_key {
      my ($queue,$todo)=@_;
-     my $me=$env{'user.name'}.'@'.$env{'user.domain'};
+     my $me=$env{'user.name'}.':'.$env{'user.domain'};
-     my (undef,$cid)=&Apache::lonxml::whichuser();
+     my (undef,$cid)=&Apache::lonnet::whichuser();
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
-     my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> $me},
+     my $success=&Apache::lonnet::newput($queue,{"$todo\0locked"=> [$me,time]},
  					$cdom,$cnum);
      &Apache::lonxml::debug("success $success $todo");
      if ($success eq 'ok') {
- Line 1403  sub lock_key {
+ Line 1845  sub lock_key {
  sub get_queue_symb_status {
      my ($queue,$symb,$cdom,$cnum) = @_;
      if (!defined($cdom) || !defined($cnum)) {
- 	my (undef,$cid)=&Apache::lonxml::whichuser();
+ 	my (undef,$cid)=&Apache::lonnet::whichuser();
  	$cnum=$env{'course.'.$cid.'.num'};
  	$cdom=$env{'course.'.$cid.'.domain'};
      }
+     my $classlist=&get_limited_classlist();
      my $regexp="^$symb\0";
      my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
      my ($tmp)=%queue;
- Line 1416  sub get_queue_symb_status {
+ Line 1860  sub get_queue_symb_status {
  	next if ($key=~/locked$/);
  	next if ($key=~/timestamp$/);
  	my ($symb,$uname,$udom) = &decode_queue_key($key);
+ 	next if (!defined($classlist->{$uname.':'.$udom}));
  	push(@users,"$uname:$udom");
      }
      return @users;
- Line 1424  sub get_queue_symb_status {
+ Line 1869  sub get_queue_symb_status {
  sub get_from_queue {
      my ($queue)=@_;
      my $result;
-     my ($symb,$cid,$udom,$uname)=&Apache::lonxml::whichuser();
+     my ($symb,$cid,$udom,$uname)=&Apache::lonnet::whichuser();
      my $cnum=$env{'course.'.$cid.'.num'};
      my $cdom=$env{'course.'.$cid.'.domain'};
      my $todo=&find_mid_grade($queue,$symb,$cdom,$cnum);
      &Apache::lonxml::debug("found ".join(':',&decode_queue_key($todo)));
      if ($todo) { return $todo; }
      my $attempts=0;
+     my $classlist=&get_limited_classlist();
      while (1) {
  	if ($attempts > 2) {
  	    # tried twice to get a queue entry, giving up
- Line 1441  sub get_from_queue {
+ Line 1889  sub get_from_queue {
  			      $cdom,$cnum);
  	&Apache::lonxml::debug("$starttime");
  	my $regexp="^$symb\0queue\0";
- 	my $range= ($attempts < 1 ) ? '0-100' : '0-400';
+ 	#my $range= ($attempts < 1 ) ? '0-100' : '0-400';
  	my %queue=&Apache::lonnet::dump($queue,$cdom,$cnum,$regexp);
  	#make a pass looking for a user _not_ in my section
  	if ($env{'request.course.sec'}) {
  	    &Apache::lonxml::debug("sce");
  	    $todo=&pick_from_queue_data($queue,$env{'request.course.sec'},
- 					\%queue,$cdom,$cnum);
+ 					\%queue,$cdom,$cnum,$classlist);
  	    &Apache::lonxml::debug("sce $todo");
  	}
  	# no one _not_ in our section so look for any user that is
  	# ready for grading
  	if (!$todo) {
  	    &Apache::lonxml::debug("no sce");
- 	    $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum);
+ 	    $todo=&pick_from_queue_data($queue,undef,\%queue,$cdom,$cnum,
+ 					$classlist);
  	    &Apache::lonxml::debug("no sce $todo");
  	}
  	# no user to grade
- Line 1496  sub get_from_queue {
+ Line 1945  sub get_from_queue {
  }
  sub select_user {
-     my ($symb,$cid)=&Apache::lonxml::whichuser();
+     my ($symb,$cid)=&Apache::lonnet::whichuser();
      my @chosen_sections=
  	&Apache::loncommon::get_env_multiple('form.chosensections');
-     &Apache::grades::init_perm();
-     my ($classlist,$section,$fullname)=&Apache::grades::getclasslist(\@chosen_sections,);
+     my $classlist = &get_limited_classlist(\@chosen_sections);
-     &Apache::grades::reset_perm();
      my $result;
      if (!(grep(/^all$/,@chosen_sections))) {
  	$result.='<p> Showing only sections <tt>'.join(', ',@chosen_sections).
  	    '</tt>.</p> '."\n";
      }
-     $result.='<table border="1">';
+     $result.=&Apache::loncommon::start_data_table();
-     foreach my $student (sort {lc($$fullname{$a}) cmp lc($$fullname{$b}) } keys %$fullname) {
+     foreach my $student (sort {lc($classlist->{$a}[&Apache::loncoursedata::CL_FULLNAME()]) cmp lc($classlist->{$b}[&Apache::loncoursedata::CL_FULLNAME()]) } (keys(%$classlist))) {
  	my ($uname,$udom) = split(/:/,$student);
  	my $cnum=$env{'course.'.$cid.'.num'};
- Line 1532  sub select_user {
+ Line 1980  sub select_user {
  	    }
  	}
  	my $todo =
- 	    &Apache::lonnet::escape(&encode_queue_key($symb,$udom,$uname));
+ 	    &escape(&encode_queue_key($symb,$udom,$uname));
  	if ($cannot_grade) {
- 	    $result.='<tr><td>&nbsp;</td><td>'.$fullname->{$student}.
+ 	    $result.=&Apache::loncommon::start_data_table_row().
+ 		'<td>&nbsp;</td><td>'.$classlist->{$student}[&Apache::loncoursedata::CL_FULLNAME()].
  		'</td><td>';
  	} else {
  	    my $seclist;
- Line 1542  sub select_user {
+ Line 1991  sub select_user {
  		$seclist.='<input type="hidden" name="chosensections"
                                 value="'.$sec.'" />';
  	    }
- 	    my $studentdis = $student;
+ 	    $result.=&Apache::loncommon::start_data_table_row();
- 	    $studentdis =~ tr/:/@/;
  	    $result.=<<RESULT;
- <tr>
    <td>
      <form style="display: inline" method="post">
        <input type="hidden" name="gradingkey" value="$todo" />
- Line 1555  sub select_user {
+ Line 2002  sub select_user {
        <input type="submit" name="submit" value="Regrade" />
        $seclist
      </form>
-   <td>$fullname->{$student} <tt>($studentdis)</tt></td>
+   <td>$classlist->{$student}[&Apache::loncoursedata::CL_FULLNAME()] <tt>($student)</tt></td>
    <td>
  RESULT
          }
- Line 1594  RESULT
+ Line 2041  RESULT
  	} else {
  	    $result.="&nbsp;";
  	}
- 	$result.= '</td></tr>';
+ 	$result.= '</td>'.&Apache::loncommon::end_data_table_row();
      }
-     $result.='</table>';
+     $result.=&Apache::loncommon::end_data_table();
      return $result;
  }
- Line 1627  sub start_ClosingParagraph {
+ Line 2074  sub start_ClosingParagraph {
      if ($target eq 'web') {
      } elsif ($target eq 'webgrade') {
  	&Apache::lonxml::startredirection();
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
      }
      return $result;
  }
- Line 1641  sub end_ClosingParagraph {
+ Line 2091  sub end_ClosingParagraph {
      return $result;
  }
+ sub insert_ClosingParagraph {
+     return '
+ <ClosingParagraph>
+     <startouttext />
+     <endouttext />
+ </ClosingParagraph>';
+ }
+ sub get_dim_id {
+     if (@Apache::bridgetask::dimension) {
+ 	return $Apache::bridgetask::dimension[-1];
+     } else {
+ 	return $top;
+     }
+ }
  sub get_id {
      my ($parstack,$safeeval)=@_;
      my $id=&Apache::lonxml::get_param('id',$parstack,$safeeval);
- Line 1648  sub get_id {
+ Line 2114  sub get_id {
      return $id;
  }
- my %dimension;
+ sub start_Setup {
- sub start_Dimension {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-     undef(%dimension);
+     my $result;
-     my $dim_id=&get_id($parstack,$safeeval);
+     my $dim = &get_id($parstack,$safeeval);
-     $Apache::bridgetask::dimension=$dim_id;
+     push(@Apache::bridgetask::dimension,$dim);
-     push(@Apache::bridgetask::dimensionlist,$dim_id);
+     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
-     undef(@Apache::bridgetask::instance);
+ 	&Apache::lonxml::startredirection();
-     $Apache::bridgetask::dimensionmandatory{$dim_id}=
+     } elsif ($target eq 'edit') {
- 	&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 	$result = &Apache::edit::tag_start($target,$token);
-     &Apache::lonxml::startredirection();
+ 	$result.= &Apache::edit::text_arg('Id:','id',$token,10).
-     return &internal_location($dim_id);
+ 	    &Apache::edit::end_row().
+ 	    &Apache::edit::start_spanning_row();
+     } elsif ($target eq 'modified') {
+ 	my $constructtag=
+ 	    &Apache::edit::get_new_args($token,$parstack,$safeeval,'id');
+ 	if ($constructtag) {
+ 	    $result = &Apache::edit::rebuild_tag($token);
+ 	}
+     }
+     return $result;
+ }
+ {
+     my @allowed;
+     sub enable_dimension_parsing {
+ 	my ($id) = @_;
+ 	push(@allowed,$id);
+     }
+     sub disable_dimension_parsing {
+ 	pop(@allowed);
+     }
+     sub skip_dimension_parsing {
+ 	my ($check) = @_;
+ 	if (!@allowed) { return 0;}
+ 	# if unspecified allow any id
+ 	if ($allowed[-1] eq undef) { return 0;}
+ 	return ($check ne $allowed[-1]);
+     }
+ }
+ sub start_Question { return &start_Dimension(@_); }
+ sub start_Dimension {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     my $dim = &get_id($parstack,$safeeval);
+     my $previous_dim;
+     my $result;
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
+ 	if (@Apache::bridgetask::dimension) {
+ 	    $previous_dim = $Apache::bridgetask::dimension[-1];
+ 	    push(@{$Apache::bridgetask::dimension{$previous_dim}{'contains'}},
+ 		 $dim);
+ 	    if(&skip_dimension_parsing($dim)) {
+ 		$dimension{$previous_dim}{'criteria.'.$dim} =
+ 		    $token->[4]
+ 		    .&Apache::lonxml::get_all_text('/'.$tagstack->[-1],$parser,
+ 						   $style)
+ 		    .'</'.$tagstack->[-1].'>';
+ 	    }
+ 	    $dimension{$previous_dim}{'criteria.'.$dim.'.type'}='dimension';
+ 	    $dimension{$previous_dim}{'criteria.'.$dim.'.mandatory'}=
+ 		&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 	    push(@{$dimension{$previous_dim}{'criterias'}},$dim);
+ 	    $dimension{$dim}{'nested'}=$previous_dim;
+ 	    $dimension{$dim}{'depth'} = 1 + $dimension{$previous_dim}{'depth'};
+ 	    &Apache::lonxml::debug("adding $dim as criteria to $previous_dim");
+ 	} else {
+ 	    $dimension{$top}{'depth'}=0;
+ 	    $dimension{$top}{'criteria.'.$dim.'.type'}='dimension';
+ 	    $dimension{$top}{'criteria.'.$dim.'.mandatory'}=
+ 		&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 	    push(@{$dimension{$top}{'criterias'}},$dim);
+ 	    $dimension{$dim}{'nested'}=$top;
+ 	}
+         push(@Apache::bridgetask::dimension,$dim);
+ 	&Apache::lonxml::startredirection();
+ 	if (!&skip_dimension_parsing($dim)) {
+ 	    &enable_dimension_parsing($dim);
+ 	}
+     } elsif ($target eq 'edit') {
+   	$result = &Apache::edit::tag_start($target,$token);
+ 	$result.=
+ 	    &Apache::edit::text_arg('Id:','id',$token,10).' '.
+ 	    &Apache::edit::select_arg('Passing is Mandatory:','Mandatory',
+ 				      [['yes', 'Yes'],
+ 				       ['no','No'],],
+ 				      $token).' <br /> '.
+ 	    &Apache::edit::text_arg('Required number of passed optional elements to pass the '.$token->[1].':',
+ 				    'OptionalRequired',$token,4).
+ 	    &Apache::edit::end_row().
+ 	    &Apache::edit::start_spanning_row();
+     } elsif ($target eq 'modified') {
+ 	my $constructtag=
+ 	    &Apache::edit::get_new_args($token,$parstack,$safeeval,
+ 					'id','Mandatory','OptionalRequired');
+ 	if ($constructtag) {
+ 	    $result = &Apache::edit::rebuild_tag($token);
+ 	}
+     }
+     return $result;# &internal_location($dim);
+ }
+ sub start_QuestionText {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     my $result;
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
+ 	my $text=&Apache::lonxml::get_all_text('/questiontext',$parser,$style);
+     my $dim = &get_dim_id();
+ 	$dimension{$dim}{'questiontext'}=$text;
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
+     }
+     return $result;
+ }
+ sub end_QuestionText {
+     return '';
+ }
+ sub insert_QuestionText {
+     return '
+ <QuestionText>
+     <startouttext />
+     <endouttext />
+ </QuestionText>';
  }
  sub get_instance {
- Line 1669  sub get_instance {
+ Line 2250  sub get_instance {
  	$rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
  	$rand_alg eq '64bit4' ) {
  	&Apache::response::pushrandomnumber();
- 	my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
+ 	my @order=&Math::Random::random_permutation(@{$dimension{$dim}{'instances'}});
  	my $num=@order;
  	my $version=&get_version();
  	my $which=($version-1)%$num;
- Line 1681  sub get_instance {
+ Line 2262  sub get_instance {
  	if (defined($instance)) { return $instance; }
  	&Apache::response::pushrandomnumber();
- 	my @instances = @{$dimension{'instances'}};
+ 	if (ref($dimension{$dim}{'instances'}) eq 'ARRAY') {
- 	# remove disabled instances
+ 	    my @instances = @{$dimension{$dim}{'instances'}};
- 	for (my $i=0; $i < $#instances; $i++) {
+ 	    # remove disabled instances
- 	    if ($dimension{$instances[$i].'.disabled'}) {
+ 	    for (my $i=0; $i < $#instances; $i++) {
- 		splice(@instances,$i,1);
+ 		if ($dimension{$dim}{$instances[$i].'.disabled'}) {
- 		$i--;
+ 		    splice(@instances,$i,1);
+ 		    $i--;
+ 		}
+ 	    }
+ 	    @instances = &Math::Random::random_permutation(@instances);
+ 	    $instance  = $instances[($version-1)%scalar(@instances)];
+ 	    if ($version =~ /^\d$/) {
+ 		$Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
+ 		    $instance;
+ 		$Apache::lonhomework::results{'INTERNAL_store'} = 1;
  	    }
  	}
- 	@instances = &Math::Random::random_permutation(@instances);
- 	$instance  = $instances[($version-1)%scalar(@instances)];
- 	$Apache::lonhomework::results{"resource.$version.0.$dim.instance"} =
- 	    $instance;
- 	$Apache::lonhomework::results{'INTERNAL_store'} = 1;
  	&Apache::response::poprandomnumber();
  	return $instance;
      }
  }
- {
+ sub get_criteria {
-     my $last_link;
+     my ($what,$version,$dim,$id) = @_;
-     sub link {
+     my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
- 	my ($instance,$id) = @_;
+     my $prefix = ($type eq 'criteria' && $dim ne $top) ? "$dim.$id"
- 	return 'LC_GRADING_criteria_'.$instance.'_'.$id;
+ 	                                               : "$id";
-     }
+     my $entry = "resource.$version.0.$prefix.$what";
-     sub end_Dimension {
+     if (exists($Apache::lonhomework::results{$entry})) {
- 	my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+ 	return $Apache::lonhomework::results{$entry};
- 	my $result=&Apache::lonxml::endredirection();
+     }
- 	my $dim=&get_id($parstack,$safeeval);
+     return $Apache::lonhomework::history{$entry};
- 	my $instance=&get_instance($dim);
+ }
- 	my $version=&get_version();
- 	if ($target eq 'web') {
+ sub link {
- 	    @Apache::scripttag::parser_env = @_;
+     my ($id) = @_;
- 	    $result.=&Apache::scripttag::xmlparse($dimension{'intro'});
+     $id =~ s/\./_/g;
- 	    my @instances = $instance;
+     return 'LC_GRADING_criteria_'.$id;
- 	    if (&Apache::response::showallfoils()) {
+ }
- 		@instances = @{$dimension{'instances'}};
+ sub end_Question { return &end_Dimension(@_); }
- 	    }
+ sub end_Dimension {
- 	    foreach my $instance (@instances) {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
- 		@Apache::scripttag::parser_env = @_;
+     my $result;
- 		$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.text'});
+     my $dim=&get_id($parstack,$safeeval);
- 		if ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass' ||
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
- 		    $Apache::lonhomework::history{"resource.$version.0.status"} eq 'fail') {
+ 	$result=&Apache::lonxml::endredirection();
+ 	if (&skip_dimension_parsing($dim)) {
- 		    my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
+ 	    pop(@Apache::bridgetask::dimension);
- 		    my $mandatory='Mandatory';
+ 	    return;
- 		    if ($Apache::bridgetask::dimensionmandatory{$dim} eq 'N') {
+ 	}
- 			$mandatory='Optional';
+     }
- 		    }
+     my $instance=&get_instance($dim);
- 		    my $dim_info="<div class='LC_$dim_status LC_question_grade'>\n";
+     my $version=&get_version();
- 		    if ($dim_status eq 'pass') {
+     if ($target eq 'web') {
- 			$dim_info.='<h3>Question : you passed this '.$mandatory.' question</h3>';
+ 	$result .= &nested_parse(\$dimension{$dim}{'intro'},[@_]);
- 		    }
+ 	my @instances = $instance;
- 		    if ($dim_status eq 'fail') {
+ 	if (&Apache::response::showallfoils()) {
- 			$dim_info.='<h3>Question : you did not pass this '.$mandatory.' question</h3>';
+ 	    @instances = @{$dimension{$dim}{'instances'}};
- 		    }
+ 	}
- 		    my $man_count=0;
+ 	my $shown_question_text;
- 		    my $man_passed=0;
+ 	foreach my $instance (@instances) {
- 		    my $opt_count=0;
+ 	    $result .= &nested_parse(\$dimension{$dim}{$instance.'.text'},
- 		    my $opt_passed=0;
+ 				     [@_]);
- 		    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
+ 	    $result .= &nested_parse(\$dimension{$dim}{'questiontext'},
- 			if ($dimension{$instance.'.criteria.'.$id.'.mandatory'}
+ 				     [@_],{'set_dim_id' => undef});
- 			    eq 'N') {
+ 	    my $task_status =
- 			    $opt_count++;
+ 		$Apache::lonhomework::history{"resource.$version.0.status"};
- 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
+ 	    if ($task_status ne 'pass' && $task_status ne 'fail') {
- 				$opt_passed++;
- 			    }
+ 		foreach my $id (@{$dimension{$dim}{$instance.'.criterias'}},
- 			} else {
+ 				@{$dimension{$dim}{'criterias'}}) {
- 			    $man_count++;
+ 		    my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
- 			    if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"} eq 'pass') {
+ 		    &Apache::lonxml::debug("$id is $type");
- 				$man_passed++;
+ 		    if ($type eq 'dimension') {
- 			    }
+ 			$result.=
- 			}
+ 			    &nested_parse(\$dimension{$dim}{'criteria.'.$id},
+ 					  [@_],{'set_dim_id' => $id});
  		    }
- 		    if ($man_passed eq $man_count) { $man_passed='all'; }
+ 		}
- 		    my $opt_req=$dimension{$instance.'.optionalrequired'};
+ 	    } else {
- 		    if ($opt_req !~ /\S/) { $opt_req='0'; }
+ 		my $dim_status=$Apache::lonhomework::history{"resource.$version.0.$dim.status"};
- 		    $dim_info.="\n<p>".&mt('You passed [_1] of the [_2] mandatory components and [_3] of the [_4] optional components, of which you were required to pass [_5].',$man_passed,$man_count,$opt_passed,$opt_count,$opt_req)."</p>\n</div>";
+ 		my $mandatory='Mandatory';
+ 		if (&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval) eq 'N') {
- 		    my $internal_location=&internal_location($dim);
+ 		    $mandatory='Optional';
- 		    $result=~s/\Q$internal_location\E/$dim_info/;
+ 		}
+ 		my $dim_info=
- 		    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
+ 		    "\n<div class='LC_$dim_status LC_question_grade'>\n\t";
- 			my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
+ 		my $ucquestion =
- 			my $comment=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"};
+ 		    my $question =
- 			my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
+ 		    ('sub' x $dimension{$dim}{'depth'}).'question';
- 			if ($mandatory) {
+ 		$ucquestion =~ s/^(.)/uc($1)/e;
- 			    $mandatory='Mandatory';
+ 		if ($dim_status eq 'pass') {
- 			} else {
+ 		    $dim_info.='<h3>'.$ucquestion.' : you passed this '.$mandatory.' '.$question.'</h3>';
- 			    $mandatory='Optional';
+ 		}
- 			}
+ 		if ($dim_status eq 'fail') {
- 			if ($status eq 'fail') {
+ 		    $dim_info.='<h3>'.$ucquestion.' : you did not pass this '.$mandatory.' '.$question.'</h3>';
- 			} elsif ($status eq 'pass') {
+ 		}
+ 		my %counts = &get_counts($dim,$instance,$parstack,
+ 					 $safeeval);
+ 		$dim_info.="\n\t<p>"
+ 		    .&question_status_message(\%counts,
+ 					      $dimension{$dim}{'depth'})
+ 		    ."</p>\n</div>\n";
+ 		foreach my $id (@{$dimension{$dim}{$instance.'.criterias'}},
+ 				@{$dimension{$dim}{'criterias'}}) {
+ 		    my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
+ 		    if ($type eq 'dimension') {
+ 			if (defined($dimension{$id}{'result'})) {
+ 			    $result.=$dimension{$id}{'result'};
+ 			    next;
  			} else {
- 			    &Apache::lonxml::error("Student viewing a graded bridgetask was shown a status of $status");
+ 			    $dim_info .=
- 			}
+ 				&nested_parse(\$dimension{$dim}{'criteria.'.$id},
- 			my $status_display=$status;
+ 					      [@_],{'set_dim_id' => $id});
- 			$status_display=~s/^([a-z])/uc($1)/e;
- 			@Apache::scripttag::parser_env = @_;
- 			$result.=
- 			    '<div class="LC_'.$status.' LC_criteria"><h4>'
- 			    .$mandatory.' Criteria</h4><p>';
- 			@Apache::scripttag::parser_env = @_;
- 			$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
- 			$result.='</p><p class="LC_grade">'.$status_display.'</p>';
- 			if ($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}) {
- 			    $result.='<p class="LC_comment">'.&mt('Comment: [_1]',$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</p>';
  			}
- 			$result.='</div>';
+ 		    } else {
+ 			my $criteria =
+ 			    &nested_parse(\$dimension{$dim}{'criteria.'.$id},
+ 					  [@_]);
+ 			$dim_info .= &layout_web_Criteria($dim,$id,$criteria);
  		    }
  		}
+ 		# puts the results at the end of the dimension
+ 		if ($result =~m{<QuestionGradeInfo\s*/>}) {
+ 		    $result=~s{<QuestionGradeInfo\s*/>}{$dim_info};
+ 		} else {
+ 		    $result .= $dim_info;
+ 		}
+ 		# puts the results at the beginning of the dimension
+ 		# my $internal_location=&internal_location($dim);
+ 		# $result=~s/\Q$internal_location\E/$dim_info/;
+ 	    }
+ 	}
+ 	if ($result !~ /^\s*$/s) {
+ 	    # FIXME? this maybe unneccssary in the future, (CSE101 BT
+ 	    # from Fall 2006 geenrate a div that attempts to hide some
+ 	    # of the output in an odd way, this is a workaround so
+ 	    # those old ones will continue to work.  # It puts the
+ 	    # LC_question div to come after any starting closie div
+ 	    # that the dimension produces
+ 	    if ($result =~ m{^\s*</div>}) {
+ 		$result =~ s{^(\s*</div>)}
+ 		            {$1\n<div id="$dim" class="LC_question">};
+ 	    } else {
+ 		$result = "\n".'<div id="'.$dim.'" class="LC_question">'.
+ 		    "\n".$result;
  	    }
- 	} elsif ($target eq 'webgrade') {
+ 	    $result .= "\n</div>\n";
- 	    # in case of any side effects that we need
+ 	}
- 	    @Apache::scripttag::parser_env = @_;
+     } elsif ($target eq 'webgrade') {
- 	    &Apache::scripttag::xmlparse($dimension{'intro'});
+ 	# in case of any side effects that we need
- 	    @Apache::scripttag::parser_env = @_;
+ 	&nested_parse(\$dimension{$dim}{'intro'},[@_]);
- 	    &Apache::scripttag::xmlparse($dimension{$instance.'.text'});
+ 	&nested_parse(\$dimension{$dim}{$instance.'.text'},[@_]);
- 	    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
+ 	$result.=
- 		my $link=&link($instance,$id);
+ 	    &nested_parse(\$dimension{$dim}{'questiontext'},[@_],
- 		my $status=$Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.status"};
+ 			  {'set_dim_id'          => undef,
- 		$result.='<div class="LC_GRADING_criteria" id="'.$link.'">'."\n".
+ 			   'delayed_dim_results' => 1});
- 		    '<a name="'.$link.'" />'."\n".
+ 	foreach my $id (@{$dimension{$dim}{$instance.'.criterias'}},
- 		    '<a name="next_'.$last_link.'" />'."\n".
+ 			@{$dimension{$dim}{'criterias'}} ) {
- 		    '<div class="LC_GRADING_criteriatext">'."\n";
+ 	    my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
- 		@Apache::scripttag::parser_env = @_;
+ 	    if ($type eq 'dimension') {
- 		$result.=&Apache::scripttag::xmlparse($dimension{$instance.'.criteria.'.$id});
+ 		# dimensional 'criteria' don't get assigned grades
- 		$result.='</div>'."\n".
+ 		$result.=
- 		    #$dimension{$instance.'.criteria.'.$id}.
+ 		    &nested_parse(\$dimension{$dim}{'criteria.'.$id},
- 		    '<div class="LC_GRADING_grade">'."\n".
+ 				  [@_],{'set_dim_id' => $id});
- 		    '<label class="LC_GRADING_ungraded"><input type="radio" name="HWVAL_'.$link.'" value="ungraded" '.($status eq 'ungraded' || !$status ? 'checked="checked"':'').' />'.&mt('Ungraded').'</label>'."\n".
+ 		next;
- 		    '<label class="LC_GRADING_fail"><input type="radio" name="HWVAL_'.$link.'" value="fail" '.($status eq 'fail' ? 'checked="checked"':'').' />'.&mt('Fail').'</label>'."\n".
+ 	    } else {
- 		    '<label class="LC_GRADING_pass"><input type="radio" name="HWVAL_'.$link.'" value="pass" '.($status eq 'pass' ? 'checked="checked"':'').' />'.&mt('Pass').'</label>'."\n".
+ 		my $criteria =&nested_parse(\$dimension{$dim}{'criteria.'.$id},
- 		    '<label class="LC_GRADING_review"><input type="radio" name="HWVAL_'.$link.'" value="review" '.($status eq 'review' ? 'checked="checked"':'').' />'.&mt('Review').'</label>'."\n".
+ 					     [@_]);
- 		    '</div>'."\n".
+ 		$criteria = &layout_webgrade_Criteria($dim,$id,$criteria);
- 		    '<label class="LC_GRADING_comment">'.&mt('Additional Comment for Student')."\n".
+ 		my $internal_location=&internal_location($id);
- 		    '<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_'.$link.'">'.&HTML::Entities::encode($Apache::lonhomework::history{"resource.$version.0.$dim.$instance.$id.comment"}).'</textarea>'."\n".
+ 		if ($result =~ m/\Q$internal_location\E/) {
- 		    '</label>'."\n".
+ 		    $result =~ s/\Q$internal_location\E/$criteria/;
- 		    '<ul class="LC_GRADING_navbuttons">'."\n".
- 		    '<li><a href="#'.$last_link.'">Prev</a></li>'."\n".
- 		    '<li><a href="#next_'.$link.'">Next</a></li>'."\n".
- 		    '</ul>'."\n".
-                     '</div>'."\n";
- 		$result.=&grading_history($version,$dim,$instance,$id);
- 		$last_link=$link;
- 	    }
- 	} elsif ($target eq 'grade' && $env{'form.webgrade'}) {
- 	    my $optional_passed=0;
- 	    my $mandatory_failed=0;
- 	    my $ungraded=0;
- 	    my $review=0;
- 	    foreach my $id (@{$dimension{$instance.'.criterias'}}) {
- 		my $link=&link($instance,$id);
- 		my $status=$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.status"}=$env{'form.HWVAL_'.$link};
- 		$Apache::lonhomework::results{"resource.$version.0.$dim.$instance.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
- 		my $mandatory=($dimension{$instance.'.criteria.'.$id.'.mandatory'} ne 'N');
- 		if ($status eq 'pass') {
- 		    if (!$mandatory) { $optional_passed++; }
- 		} elsif ($status eq 'fail') {
- 		    if ($mandatory) { $mandatory_failed++; }
- 		} elsif ($status eq 'review') {
- 		    $review++;
- 		} elsif ($status eq 'ungraded') {
- 		    $ungraded++;
  		} else {
- 		    $ungraded++;
+ 		    $result.=$criteria ;
  		}
  	    }
- 	    if ($optional_passed < $dimension{$instance.'.optionalrequired'}) {
+ 	}
- 		$mandatory_failed++;
+ 	if (&nest()) {
+ 	    &Apache::lonxml::debug(" for $dim stashing results into ".$dimension{$dim}{'nested'});
+ 	    $dimension{$dimension{$dim}{'nested'}}{'result'}.=$result;
+ 	    undef($result);
+ 	}
+     } elsif ($target eq 'grade' && $env{'form.webgrade'}) {
+ 	my $optional_passed=0;
+ 	my $mandatory_failed=0;
+ 	my $ungraded=0;
+ 	my $review=0;
+ 	$result .= &nested_parse(\$dimension{$dim}{'intro'},[@_]);
+ 	$result .= &nested_parse(\$dimension{$dim}{$instance.'.text'},
+ 				 [@_]);
+ 	$result .= &nested_parse(\$dimension{$dim}{'questiontext'},
+ 				 [@_],{'set_dim_id' => undef});
+ 	foreach my $id (@{$dimension{$dim}{$instance.'.criterias'}},
+ 			@{$dimension{$dim}{'criterias'}}) {
+ 	    my $link=&link($id);
+ 	    my $type = $dimension{$dim}{'criteria.'.$id.'.type'};
+ 	    if ($type eq 'criteria') {
+ 		# dimensional 'criteria' don't get assigned grades
+ 		$Apache::lonhomework::results{"resource.$version.0.$dim.$id.status"}=$env{'form.HWVAL_'.$link};
+ 		$Apache::lonhomework::results{"resource.$version.0.$dim.$id.comment"}=$env{'form.HWVAL_comment_'.$link};
+ 	    } else {
+ 		$result .=
+ 		    &nested_parse(\$dimension{$dim}{'criteria.'.$id},
+ 				  [@_],{'set_dim_id' => $id});
  	    }
- 	    &Apache::lonxml::debug("all instance ".join(':',@{$dimension{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
+ 	    my $status= &get_criteria('status',$version,$dim,$id);
- 	    if ($review) {
- 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 	    my $mandatory=($dimension{$dim}{'criteria.'.$id.'.mandatory'} ne 'N');
- 		    'review';
+ 	    if ($status eq 'pass') {
- 	    } elsif ($ungraded) {
+ 		if (!$mandatory) { $optional_passed++; }
- 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 	    } elsif ($status eq 'fail') {
- 		    'ungraded';
+ 		if ($mandatory) { $mandatory_failed++; }
- 	    } elsif ($mandatory_failed) {
+ 	    } elsif ($status eq 'review') {
- 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 		$review++;
- 		    'fail';
+ 	    } elsif ($status eq 'ungraded') {
+ 		$ungraded++;
  	    } else {
- 		$Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 		$ungraded++;
- 		    'pass';
  	    }
+ 	}
+ 	my $opt_req=$dimension{$dim}{$instance.'.optionalrequired'};
+ 	if ($opt_req !~ /\S/) {
+ 	    $opt_req=
+ 		&Apache::lonxml::get_param('OptionalRequired',
+ 					   $parstack,$safeeval);
+ 	    if ($opt_req !~ /\S/) { $opt_req = 0; }
+ 	}
+ 	if ($optional_passed < $opt_req) {
+ 	    $mandatory_failed++;
+ 	}
+ 	&Apache::lonxml::debug("all instance ".join(':',@{$dimension{$dim}{$instance.'.criterias'}})." results -> m_f $mandatory_failed o_p $optional_passed u $ungraded r $review");
+ 	if ($review) {
+ 	    $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 		'review';
+ 	} elsif ($ungraded) {
+ 	    $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 		'ungraded';
+ 	} elsif ($mandatory_failed) {
+ 	    $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
+ 		'fail';
  	} else {
- 	    # any other targets no output
+ 	    $Apache::lonhomework::results{"resource.$version.0.$dim.status"}=
- 	    undef($result);
+ 		'pass';
  	}
- 	return $result;
+     } elsif ($target eq 'edit') {
+     } elsif ($target eq 'modified') {
+     } else {
+ 	# any other targets no output
+ 	undef($result);
+     }
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
+ 	&disable_dimension_parsing();
+ 	pop(@Apache::bridgetask::dimension);
+     }
+     return $result;
+ }
+ sub question_status_message {
+     my ($counts,$depth) = @_;
+     my %req  = ('man' => 'mandatory',
+ 		'opt' => 'optional',);
+     my %type = ('cri' => 'criteria',
+ 		'dim' => ('sub'x($depth+1)).'questions',);
+     my @sections;
+     foreach my $req ('man','opt') {
+ 	foreach my $type ('cri','dim') {
+ 	    if ($counts->{$req.'_'.$type}) {
+ 		push(@sections,
+ 		     $counts->{$req.'_'.$type.'_passed'}.' of the '.
+ 		     $counts->{$req.'_'.$type}.' '.
+ 		     $req{$req}.' '.$type{$type});
+ 	    }
+ 	}
+     }
+     my $status = 'You passed ';
+     if (@sections == -1) {
+     } elsif (@sections == 1) {
+ 	$status .= $sections[0];
+     } elsif (@sections == 2) {
+ 	$status .= $sections[0].' and '.$sections[1];
+     } else {
+ 	my $last = pop(@sections);
+ 	$status .= join(', ',@sections).', and '.$last;
+     }
+     $status .= '.';
+     if ($counts->{'opt'}) {
+ 	$status .= ' You were required to pass '.$counts->{'opt_req'}.
+ 	    ' optional ';
+ 	if ($counts->{'opt_dim'} + $counts->{'man_dim'} < 1) {
+ 	    $status .=
+ 		($counts->{'opt_req'} == 1?'criterion':'criteria');
+ 	} else {
+ 	    $status .=
+ 		'component'.($counts->{'opt_req'} == 1?'':'s');
+ 	}
+ 	$status .= '.';
+     }
+     return $status;
+ }
+ sub get_counts {
+     my ($dim,$instance,$parstack,$safeeval) = @_;
+     my %counts;
+     my @possible = ('man_cri','man_dim',
+ 		    'opt_cri','opt_dim',
+ 		    'man_cri_passed', 'man_dim_passed',
+ 		    'opt_cri_passed', 'opt_dim_passed',
+ 		    'man_passed',
+ 		    'opt_passed',
+ 		    'opt_req');
+     foreach my $which (@possible) { $counts{$which} = 0; }
+     my $version = &get_version();
+     foreach my $id ( @{$dimension{$dim}{$instance.'.criterias'}},
+ 		     @{$dimension{$dim}{'criterias'}} ) {
+ 	my $status = &get_criteria('status',$version,$dim,$id);
+ 	my $which;
+ 	if ($dimension{$dim}{'criteria.'.$id.'.mandatory'}
+ 	    eq 'N') {
+ 	    $which = 'opt';
+ 	} else {
+ 	    $which = 'man';
+ 	}
+ 	$counts{$which}++;
+ 	if ($status eq 'pass') { $counts{$which.'_passed'}++; }
+ 	if ($dimension{$dim}{'criteria.'.$id.'.type'}
+ 	    eq 'dimension') {
+ 	    $which .= '_dim';
+ 	} else {
+ 	    $which .= '_cri';
+ 	}
+ 	$counts{$which}++;
+ 	if ($status eq 'pass') { $counts{$which.'_passed'}++; }
+     }
+     if ($counts{'man_dim_passed'} eq $counts{'man_dim'}) {
+ 	$counts{'man_dim_passed'}='all';
      }
+     if ($counts{'man_cri_passed'} eq $counts{'man_cri'}) {
+ 	$counts{'man_cri_passed'}='all';
+     }
+     $counts{'opt_req'}=$dimension{$dim}{$instance.'.optionalrequired'};
+     if ($counts{'opt_req'} !~ /\S/) {
+ 	$counts{'opt_req'}= &Apache::lonxml::get_param('OptionalRequired',
+ 						       $parstack,$safeeval);
+ 	if ($counts{'opt_req'} !~ /\S/) { $counts{'opt_req'} = 0; }
+     }
+     return %counts;
+ }
+ sub end_Setup {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+     my $result;
+     my $dim=&get_id($parstack,$safeeval);
+     my $instance=&get_instance($dim);
+     my $version=&get_version();
+     if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
+ 	$result=&Apache::lonxml::endredirection();
+     }
+     if ($target eq 'web') {
+ 	@Apache::scripttag::parser_env = @_;
+ 	$result.=&Apache::scripttag::xmlparse($dimension{$dim}{'intro'});
+ 	my @instances = $instance;
+ 	if (&Apache::response::showallfoils()) {
+ 	    @instances = @{$dimension{$dim}{'instances'}};
+ 	}
+ 	foreach my $instance (@instances) {
+ 	    @Apache::scripttag::parser_env = @_;
+ 	    $result.=&Apache::scripttag::xmlparse($dimension{$dim}{$instance.'.text'});
+ 	    @Apache::scripttag::parser_env = @_;
+ 	    $result.=&Apache::scripttag::xmlparse($dimension{$dim}{'questiontext'});
+ 	}
+     } elsif ($target eq 'webgrade'
+ 	     || $target eq 'grade' && $env{'form.webgrade'}) {
+ 	# in case of any side effects that we need
+ 	@Apache::scripttag::parser_env = @_;
+ 	&Apache::scripttag::xmlparse($dimension{$dim}{'intro'});
+ 	@Apache::scripttag::parser_env = @_;
+ 	&Apache::scripttag::xmlparse($dimension{$dim}{$instance.'.text'});
+ 	@Apache::scripttag::parser_env = @_;
+ 	&Apache::scripttag::xmlparse($dimension{$dim}{'questiontext'});
+     } else {
+ 	# any other targets no output
+ 	undef($result);
+     }
+     pop(@Apache::bridgetask::dimension);
+     return $result;
  }
  sub grading_history {
-     my ($version,$dim,$instance,$criteria) = @_;
+     my ($version,$dim,$id) = @_;
      if (!&Apache::lonnet::allowed('mgq',$env{'request.course.id'})) {
  	return '';
      }
      my ($result,$grader);
-     my $scope="resource.$version.0.$dim.$instance.$criteria";
+     my $scope="resource.$version.0.";
+     $scope .= ($dim ne $top) ? "$dim.$id"
+ 	                     : "$id";
      foreach my $t (1..$Apache::lonhomework::history{'version'}) {
  	if (exists($Apache::lonhomework::history{$t.':resource.0.regrader'})) {
  	    my ($gname,$gdom) =
- 		split('@',$Apache::lonhomework::history{$t.':resource.0.regrader'});
+ 		split(':',$Apache::lonhomework::history{$t.':resource.0.regrader'});
  	    my $fullname = &Apache::loncommon::plainname($gname,$gdom);
  	    $grader = &Apache::loncommon::aboutmewrapper($fullname,
  							 $gname,$gdom);
- Line 1896  sub grading_history {
+ Line 2687  sub grading_history {
  	    $entry.=' comment: "'.$Apache::lonhomework::history{"$t:$scope.comment"}.'"';
  	}
  	if ($entry) {
- 	    $result.= "<li>$grader : $entry </li>";
+ 	    $result.= "\n\t\t<li>\n\t\t\t$grader :\n\t\t\t $entry \n\t\t</li>";
  	}
      }
      if ($result) {
- 	return '<ul class="LC_GRADING_pastgrading">'.$result.'</ul>';
+ 	return "\n\t".'<ul class="LC_GRADING_pastgrading">'.$result.
+ 	    "\n\t".'</ul>'."\n";
      }
      return '';
  }
- Line 1908  sub grading_history {
+ Line 2700  sub grading_history {
  sub start_IntroParagraph {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
      my $result;
-     if ($target eq 'web' || $target eq 'webgrade') {
+     my $dim = &get_dim_id();
- 	if ($tagstack->[-2] eq 'Dimension') {
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
- 	    $dimension{'intro'}=&Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
+ 	if ($tagstack->[-2] eq 'Dimension' || $tagstack->[-2] eq 'Question' ) {
+ 	    $dimension{$dim}{'intro'}=
- 	} elsif ($target eq 'webgrade') {
+ 		&Apache::lonxml::get_all_text('/introparagraph',
- 	    &Apache::lonxml::get_all_text('/introparagraph',$parser,$style);
+ 					      $parser,$style);
+        	} elsif ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
+ 	    &Apache::lonxml::startredirection();
  	}
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
      }
      return $result;
  }
  sub end_IntroParagraph {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     if ($tagstack->[-2] eq 'Task' && $target eq 'webgrade') {
+ 	my $result = &Apache::lonxml::endredirection();
+     }
+ }
+ sub insert_IntroParagraph {
+     return '
+ <IntroParagraph>
+     <startouttext />
+     <endouttext />
+ </IntroParagraph>';
  }
  sub start_Instance {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-     my $id=&get_id($parstack,$safeeval);
+     my $dim = &get_dim_id();
-     push(@{$dimension{'instances'}},$id);
+     my $id  = &get_id($parstack,$safeeval);
-     push(@Apache::bridgetask::instance,$id);
+     push(@{$dimension{$dim}{'instances'}},$id);
+     push(@{$Apache::bridgetask::instance{$dim}},$id);
      push(@Apache::bridgetask::instancelist,$id);
-     $dimension{$id.'.optionalrequired'}=
+     $dimension{$dim}{$id.'.optionalrequired'}=
  	&Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
      my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
      if (lc($disabled) eq 'yes') {
- 	$dimension{$id.'.disabled'}='1';
+ 	$dimension{$dim}{$id.'.disabled'}='1';
      }
-     return '';
+     my $result;
+     if ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+ 	$result.=
+ 	    &Apache::edit::text_arg('Id:','id',$token,10).' '.
+ 	    &Apache::edit::select_arg('Instance is Disabled:','Disabled',
+ 				      [['no', 'No'],
+ 				       ['yes','Yes'],],
+ 				      $token)
+ 	    .' <br /> '.
+ 	    &Apache::edit::text_arg('Required number of passed optional elements to pass the Instance:',
+ 				    'OptionalRequired',$token,4)
+ 	    .&Apache::edit::end_row().
+ 	    &Apache::edit::start_spanning_row();
+     } elsif ($target eq 'modified') {
+ 	my $constructtag=
+ 	    &Apache::edit::get_new_args($token,$parstack,$safeeval,
+ 					'id','OptionalRequired','Disabled');
+ 	if ($constructtag) {
+ 	    $result = &Apache::edit::rebuild_tag($token);
+ 	}
+     }
+     return $result;
  }
  sub end_Instance {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+     my $result;
+     if ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_end($target,$token);
+     }
+     return $result;
  }
  sub start_InstanceText {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-     my $instance_id=$Apache::bridgetask::instance[-1];
+     my $result;
-     my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
-     if ($target eq 'web' || $target eq 'webgrade') {
+ 	my $text=&Apache::lonxml::get_all_text('/instancetext',$parser,$style);
- 	$dimension{$instance_id.'.text'}=$text;
+ 	my $dim = &get_dim_id();
+ 	my $instance_id=$Apache::bridgetask::instance{$dim}[-1];
+ 	$dimension{$dim}{$instance_id.'.text'}=$text;
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
      }
-     return '';
+     return $result;
  }
  sub end_InstanceText {
      return '';
  }
+ sub insert_InstanceText {
+     return '
+ <InstanceText>
+     <startouttext />
+     <endouttext />
+ </InstanceText>';
+ }
  sub start_Criteria {
      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-     my $instance_id=$Apache::bridgetask::instance[-1];
+     my $result = '';
-     my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
      if ($target eq 'web' || $target eq 'webgrade' || $target eq 'grade') {
+ 	my $criteria=&Apache::lonxml::get_all_text('/criteria',$parser,$style);
+ 	my $dim = &get_dim_id();
  	my $id=&get_id($parstack,$safeeval);
- 	$dimension{$instance_id.'.criteria.'.$id}=$criteria;
+ 	if ($target eq 'web' || $target eq 'webgrade') {
- 	$dimension{$instance_id.'.criteria.'.$id.'.mandatory'}=
+ 	    if ($target eq 'webgrade') {
- 	    &Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 		&Apache::lonxml::debug(" for $dim $id stashing results into $dim ");
- 	push(@{$dimension{$instance_id.'.criterias'}},$id);
+ 		$dimension{$dim}{'result'} .= &internal_location($id);
+ 	    } else {
+ 		&Apache::lonxml::debug(" not stashing $dim $id");
+ 		#$result .= &internal_location($id);
+ 	    }
+ 	}
+ 	&Apache::lonxml::debug("Criteria $id with $dim");
+ 	if (&Apache::londefdef::is_inside_of($tagstack,'Instance')) {
+ 	    my $instance_id=$Apache::bridgetask::instance{$dim}[-1];
+ 	    $dimension{$dim}{"criteria.$instance_id.$id"}=$criteria;
+ 	    $dimension{$dim}{"criteria.$instance_id.$id.type"}='criteria';
+ 	    $dimension{$dim}{"criteria.$instance_id.$id.mandatory"}=
+ 		&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 	    push(@{$dimension{$dim}{$instance_id.'.criterias'}},"$instance_id.$id");
+ 	} else {
+ 	    $dimension{$dim}{'criteria.'.$id}=$criteria;
+ 	    $dimension{$dim}{'criteria.'.$id.'.type'}='criteria';
+ 	    $dimension{$dim}{'criteria.'.$id.'.mandatory'}=
+ 		&Apache::lonxml::get_param('Mandatory',$parstack,$safeeval);
+ 	    push(@{$dimension{$dim}{'criterias'}},$id);
+ 	}
+     } elsif ($target eq 'edit') {
+ 	$result .=&Apache::edit::tag_start($target,$token);
+ 	$result.=
+ 	    &Apache::edit::text_arg('Id:','id',$token,10).' '.
+ 	    &Apache::edit::select_arg('Passing is Mandatory:','Mandatory',
+ 				      [['yes', 'Yes'],
+ 				       ['no','No'],],
+ 				      $token)
+ 	    .' <br /> '.&Apache::edit::end_row().
+ 	    &Apache::edit::start_spanning_row();
+     } elsif ($target eq 'modified') {
+ 	my $constructtag=
+ 	    &Apache::edit::get_new_args($token,$parstack,$safeeval,
+ 					'id','Mandatory');
+ 	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
      }
-     return '';
+     return $result;
+ }
+ sub layout_web_Criteria {
+     my ($dim,$id,$criteria) = @_;
+     my $version = &get_version();
+     my $status= &get_criteria('status', $version,$dim,$id);
+     my $comment=&get_criteria('comment',$version,$dim,$id);
+     my $mandatory=($dimension{$dim}{'criteria.'.$id.'.mandatory'} ne 'N');
+     if ($mandatory) {
+ 	$mandatory='Mandatory';
+     } else {
+ 	$mandatory='Optional';
+     }
+     my $status_display=$status;
+     $status_display=~s/^([a-z])/uc($1)/e;
+     my $criteria_info.=
+ 	'<div class="LC_'.$status.' LC_criteria">'."\n\t".'<h4>'
+ 	.$mandatory.' Criteria</h4>'."\n\t".'<p class="LC_criteria_text">'
+ 	."\n";
+     $criteria =~ s/^\s*//s;
+     $criteria =~ s/\s*$//s;
+     $criteria_info.= $criteria;
+     $criteria_info.="\n\t".'</p>'.
+ 	"\n\t".'<p class="LC_grade">'.$status_display.'</p>';
+     if ($comment =~ /\w/) {
+ 	$criteria_info.=
+ 	    "\n\t".
+ 	    '<p class="LC_comment">'.&mt('Comment: [_1]',$comment).'</p>';
+     }
+     $criteria_info.="\n".'</div>'."\n";
+     return $criteria_info;
+ }
+ sub layout_webgrade_Criteria {
+     my ($dim,$id,$criteria) = @_;
+     my $link=&link($id);
+     my $version = &get_version();
+     my $status  = &get_criteria('status',$version,$dim,$id);
+     my %lt = ( 'ungraded' => 'Ungraded',
+ 	       'fail'     => 'Fail',
+ 	       'pass'     => 'Pass',
+ 	       'review'   => 'Review',
+ 	       'comment'  => 'Additional Comment for Student',
+ 	       );
+     %lt = &Apache::lonlocal::texthash(%lt);
+     my $comment = &get_criteria('comment',$version,$dim,$id);
+     $comment = &HTML::Entities::encode($comment,'<>"&');
+     my %checked;
+     foreach my $which ('ungraded','fail','pass','review') {
+ 	if ($status eq $which) { $checked{$which} = 'checked="checked"'; }
+     }
+     if (!%checked) { $checked{'ungraded'} = 'checked="checked"'; }
+     my $buttons;
+     foreach my $which  ('ungraded','fail','pass','review') {
+ 	$buttons .= <<END_BUTTON;
+ 		<label class="LC_GRADING_$which">
+ 			<input type="radio" name="HWVAL_$link" value="$which" $checked{$which} />
+ 			$lt{$which}
+ 		</label>
+ END_BUTTON
+     }
+     $criteria =~ s/^\s*//s;
+     $criteria =~ s/\s*$//s;
+     my $result = <<END_CRITERIA;
+ <div class="LC_GRADING_criteria">
+ 	<div class="LC_GRADING_criteriatext">
+ 		$criteria
+ 	</div>
+ 	<div class="LC_GRADING_grade">
+ $buttons
+ 	</div>
+ 	<label class="LC_GRADING_comment">
+ 		$lt{'comment'}
+ 		<textarea class="LC_GRADING_comment_area" name="HWVAL_comment_$link">$comment</textarea>
+ 	</label>
+ </div>
+ END_CRITERIA
+     $result .= &grading_history($version,$dim,$id);
+     return $result;
  }
  sub end_Criteria {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     if ($target eq 'edit') {
+     } elsif ($target eq 'modified') {
+     }
+ }
+ sub insert_Criteria {
+     return '
+ <Criteria>
+     <CriteriaText>
+         <startouttext />
+         <endouttext />
+     </CriteriaText>
+ </Criteria>';
  }
+ sub start_CriteriaText {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     my $result;
+     if ($target eq 'grade' || $target eq 'web' || $target eq 'webgrade') {
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
+     }
+     return $result;
+ }
+ sub end_CriteriaText {
+     return '';
+ }
+ sub insert_CriteriaText {
+     return '
+ <CriteriaText>
+     <startouttext />
+     <endouttext />
+ </CriteriaText>';
+ }
+ sub start_GraderNote {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     my $result;
+     if ($target eq 'webgrade') {
+ 	$result = '<div class="LC_GRADING_gradernote"><b>'.
+ 	    &mt('Note to graders:').'</b>';
+     } elsif ($target eq 'edit') {
+ 	$result = &Apache::edit::tag_start($target,$token);
+     } elsif ($target eq 'modified') {
+     } elsif ($target eq 'web' || $target eq 'grade') {
+ 	my $note=&Apache::lonxml::get_all_text('/gradernote',$parser,$style);
+     }
+     return $result;
+ }
+ sub end_GraderNote {
+     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+     if ($target eq 'webgrade') {
+ 	return '</div>';
+     }
+     return;
+ }
+ sub insert_GraderNote {
+     return '
+ <GraderNote>
+     <startouttext />
+     <endouttext />
+ </GraderNote>';
+ }
  sub proctor_validation_screen {
      my ($slot) = @_;
-     my (undef,undef,$domain,$user) = &Apache::lonxml::whichuser();
+     my (undef,undef,$domain,$user) = &Apache::lonnet::whichuser();
      my $url=&Apache::lonnet::studentphoto($domain,$user,'jpg');
+     if ($url ne '/adm/lonKaputt/lonlogo_broken.gif') {
+ 	$url = "<tr><td colspan=\"2\"><img src=\"$url\" /></td></tr>";
+     } else {
+ 	undef($url);
+     }
      my $name=&Apache::loncommon::plainname($user,$domain);
      my $msg;
      if ($env{'form.proctorpassword'}) {
- 	$msg='<p><font color="red">'.&mt("Failed to authenticate the proctor.")
+ 	$msg.='<p><span class="LC_warning">'
- 	    .'</font></p>';
+ 	    .&mt("Failed to authenticate the proctor.")
+ 	    .'</span></p>';
+     }
+     my $valid;
+     my @possible_proctors=split(",",$slot->{'proctor'});
+     foreach my $proctor (@possible_proctors) {
+ 	if ($proctor =~ /$LONCAPA::username_re:$LONCAPA::domain_re/) {
+ 	    $valid = 1;
+ 	    last;
+ 	}
+     }
+     if (!$valid) {
+ 	$msg.='<p><span class="LC_error">'
+ 	    .&mt("No valid poctors are defined.")
+ 	    .'</span></p>';
      }
      if (!$env{'form.proctordomain'}) { $env{'form.proctordomain'}=$domain; }
+     my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'});
+     $uri = &HTML::Entities::encode($uri,'<>&"');
      my $result= (<<ENDCHECKOUT);
  <h2>Proctor Validation</h2>
      <p>Your room's proctor needs to validate your access to this resource.</p>
      $msg
- <form name="checkout" method="post" action="$env{'request.uri'}">
+ <form name="checkout" method="post" action="$uri">
  <input type="hidden" name="validate" value="yes" />
  <input type="hidden" name="submitted" value="yes" />
  <table>
- Line 2003  sub proctor_validation_screen {
+ Line 3065  sub proctor_validation_screen {
        <tr><td colspan="2">Student who should be logged in is:</td></tr>
        <tr><td>Name:</td><td>$name</td></tr>
        <tr><td>Student ID:</td><td>$env{'environment.id'}</td></tr>
-       <tr><td>Usename</td><td>$user\@$domain</td></tr>
+       <tr><td>Usename</td><td>$user:$domain</td></tr>
-       <tr><td colspan="2"><img src="$url" /></td></tr>
+       $url
      </table>
    </tr></td>
  </table>

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.122
changed lines
	Added in v.1.230