--- loncom/interface/lonquickgrades.pm	2011/03/25 22:06:34	1.79
+++ loncom/interface/lonquickgrades.pm	2011/06/04 19:49:28	1.101
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Quick Student Grades Display
 #
-# $Id: lonquickgrades.pm,v 1.79 2011/03/25 22:06:34 www Exp $
+# $Id: lonquickgrades.pm,v 1.101 2011/06/04 19:49:28 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -35,6 +35,8 @@ use Apache::loncommon;
 use Apache::lonlocal;
 use Apache::lonnet;
 use Apache::grades;
+use Apache::loncoursedata;
+use Apache::lonstudentassessment;
 
 sub handler {
     my $r = shift;
@@ -62,7 +64,8 @@ sub real_handler {
     $r->send_http_header;
 
     my $showPoints =
-        $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
+        (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard')
+      || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
     my $notshowSPRSlink =
         (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
       || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
@@ -88,6 +91,39 @@ sub real_handler {
     my $udom;
     my $stdid;
     if ($cangrade) {
+        $r->print("<h2>".&mt("Download Multiple")."</h2>".
+                  '<table cellspacing="5">'."\n".
+                  '<tr>'.
+                  '<td align="center"><b>'.&mt('Sections').'</b>'.
+                  &Apache::loncommon::help_open_topic("Chart_Sections").
+                  '</td>'.
+                  '<td align="center"><b>'.&mt('Groups').'</b>'.
+                  '</td>'.
+                  '<td align="center"><b>'.&mt('Student Data').'</b>'.
+                  &Apache::loncommon::help_open_topic("Chart_Student_Data").
+                  '</td>'.
+                  '<td align="center"><b>'.&mt('Access Status').'</b>'.
+                  &Apache::loncommon::help_open_topic("Chart_Enrollment_Status").
+                  '</td>'.
+                  '<td align="center"><b>'.&mt('Output Format').'</b>'.
+                  &Apache::loncommon::help_open_topic("Chart_Output_Formats").
+                  '</td><td>&nbsp;</td></tr>'."\n".
+                  '<tr><td align="center">'."\n".
+                  &Apache::lonstatistics::SectionSelect('Section','multiple',5).
+                  '</td><td align="center">'.
+                  &Apache::lonstatistics::GroupSelect('Group','multiple',5).
+                  '</td><td align="center">'.
+                  &Apache::lonstatistics::StudentDataSelect('StudentData','multiple',5,undef).
+                  '</td><td>'."\n".
+                  &Apache::lonhtmlcommon::StatusOptions(undef,undef,5).
+                  '</td><td>'."\n".
+                  &Apache::lonstudentassessment::CreateAndParseOutputSelector().
+                  '</td><td>'.
+                  '<input type="submit" name="download" value="'.&mt('Display/Download Multiple Students').'" />'.
+                  '</td></tr>'."\n".
+                  '</table>'."\n"
+                 );
+        $r->print("<hr /><h2>".&mt("Display Individual")."</h2>");
         if ($env{'form.uname'}) { $uname=$env{'form.uname'}; }
         if ($env{'form.udom'}) { $udom=$env{'form.udom'}; }
         if ($env{'form.id'}) { $stdid=$env{'form.id'}; }
@@ -105,8 +141,8 @@ sub real_handler {
         $r->print(&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
                  ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
                  ,'<input type="text" value="'.$stdid.'" size="12" name="id" /> '
-                 ,$chooseopt).'<br />'.
-                 '<input type="submit" name="display" value="'.&mt('Update Display').'" /></p>');
+                 ,$chooseopt).
+                 '&nbsp;&nbsp;<input type="submit" name="display" value="'.&mt('Display Individual Student').'" /></p>');
         if (($uname) && ($udom)) {
             $r->print('<p>'.&mt('Full Name: [_1]',&Apache::loncommon::plainname($uname,$udom)).'</p>');
         }
@@ -129,6 +165,35 @@ sub real_handler {
 
 }
 
+sub getStudentCatGrade {
+    my ($uname,$udom,%categories)=@_;
+    my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=
+       &getData(1,$uname,$udom);
+    return &output_category_table(undef,0,$navmap,0,%categories);
+}
+
+sub getAllStudentData {
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+
+    my %categories=&Apache::lonnet::dump('grading_categories',$cdom,$cnum);
+
+    my $classlist = &Apache::loncoursedata::get_classlist();
+
+    my $statusidx   = &Apache::loncoursedata::CL_STATUS();
+    my $usernameidx = &Apache::loncoursedata::CL_SNAME();
+    my $domainidx   = &Apache::loncoursedata::CL_SDOM();
+    my $fullnameidx = &Apache::loncoursedata::CL_FULLNAME();
+
+    foreach my $key (keys(%{$classlist})) {
+        my $student = $classlist->{$key};
+        my $perc=&getStudentCatGrade($classlist->{$student}->[$usernameidx],
+                                     $classlist->{$student}->[$domainidx],
+                                     %categories);
+    }
+}
+
+
 sub startGradeScreen {
     my ($r,$mode)=@_;
 
@@ -241,35 +306,40 @@ sub getData {
             my $stack = $iterator->getStack();
             
             for my $part (@{$parts}) {
-		my $completionStatus = $curRes->getCompletionStatus($part);
 		my $dateStatus = $curRes->getDateStatus($part);
-		
-                if ($completionStatus == $curRes->EXCUSED()) {
+                my $weight = $curRes->weight($part);
+                my $problemstatus = $curRes->problemstatus($part);
+
+                if ($curRes->solved($part) eq 'excused') {
                     next;
                 }
 		if ($showPoints) {
 		    my $score = 0;
 		    # If we're not telling status and the answer date isn't passed yet, 
 		    # it's an "attempted" point
-		    if ((($curRes->problemstatus($part) eq 'no') ||
-                        ($curRes->problemstatus($part) eq 'no_feedback_ever')) &&
+		    if ((($problemstatus eq 'no') ||
+                         ($problemstatus eq 'no_feedback_ever')) &&
 			($dateStatus != $curRes->ANSWER_OPEN)) {
 			my $status = $curRes->simpleStatus($part);
 			if ($status == $curRes->ATTEMPTED) {
-			    $partsAttempted += $curRes->weight($part);
+			    $partsAttempted += $weight;
 			    $totalAttempted += $partsAttempted;
 			}
 		    } else {
-			$score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
+			$score = &Apache::grades::compute_points($weight, $curRes->awarded($part));
 		    }
 		    $partsRight += $score;
 		    $totalRight += $score;
-		    $partsCount += $curRes->weight($part);
+		    $partsCount += $weight;
+
+                    $curRes->{DATA}->{PROB_SCORE}  += $score;
+                    $curRes->{DATA}->{PROB_WEIGHT} += $weight;
 
 		    if ($curRes->opendate($part) < $now) {
-			$totalPossible += $curRes->weight($part);
+			$totalPossible += $weight;
+                        $curRes->{DATA}->{PROB_POSSIBLE} += $weight;
 		    }
-		    $totalParts += $curRes->weight($part);
+		    $totalParts += $weight;
 		} else {
 		    my $status = $curRes->simpleStatus($part);
 		    my $thisright = 0;
@@ -286,7 +356,6 @@ sub getData {
 			$totalAttempted++;
 		    }
 		    
-		    my $dateStatus = $curRes->getDateStatus($part);
 		    $totalParts++;
 		    if ($curRes->opendate($part) < $now) {
 			$totalPossible++;
@@ -456,17 +525,49 @@ sub outputCategories {
         &Apache::lonnet::put('grading_categories',\%categories,$cdom,$cnum);
     }
 # new categories loaded now
-    &output_category_table($r,$cangrade,$navmap,%categories);
+    &output_category_table($r,$cangrade,$navmap,1,%categories);
 #
     if ($cangrade) {
-        $r->print('<input type="hidden" name="storemove" value="" />'.
+        $r->print(&Apache::loncommon::resourcebrowser_javascript().
+                  '<input type="hidden" name="storemove" value="" />'.
                   '<input type="hidden" name="cmd" value="" />'.
+                  '<input type="hidden" name="resourcesymb" value="" />'.
                   '<input type="submit" name="storechanges" value="'.&mt("Save changes to grading categories").'" />'.
                   '<script>function storecmd (cmd) { document.quickform.cmd.value=cmd; document.quickform.submit(); }</script>');
     }
 }
 
 #
+# Get data for all symbs
+#
+
+sub dumpdata {
+    my ($navmap)=@_;
+    my %returndata=();
+
+# Run through the map and get all data
+
+    my $iterator = $navmap->getIterator(undef, undef, undef, 1);
+    my $depth = 1;
+    $iterator->next(); # ignore first BEGIN_MAP
+    my $curRes = $iterator->next();
+
+    while ($depth > 0) {
+        if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
+        if ($curRes == $iterator->END_MAP()) { $depth--; }
+        if (ref($curRes)) {
+            if ($curRes->is_map()) {
+                $returndata{$curRes->symb()}='folder:'.$curRes->{DATA}->{CHILD_PARTS}.':'.$curRes->{DATA}->{CHILD_ATTEMPTED}.':'.$curRes->{DATA}->{CHILD_CORRECT};
+            } else {
+                $returndata{$curRes->symb()}='res:'.$curRes->{DATA}->{PROB_WEIGHT}.':'.$curRes->{DATA}->{PROB_POSSIBLE}.':'.$curRes->{DATA}->{PROB_SCORE};
+            } 
+        }
+        $curRes = $iterator->next();
+    }
+    return %returndata;
+}
+
+#
 # Process editing commands, update category hash
 #
 
@@ -475,10 +576,13 @@ sub process_category_edits {
     unless ($cangrade) { return %categories; }
 # First store everything
     foreach my $id (split(/\,/,$categories{'order'})) {
+# Set names, types, and weight (there is only one of each per category)
         %categories=&set_category_name($cangrade,$id,$env{'form.name_'.$id},%categories);
         %categories=&set_category_total($cangrade,$id,$env{'form.totaltype_'.$id},$env{'form.total_'.$id},%categories);
         %categories=&set_category_weight($cangrade,$id,$env{'form.weight_'.$id},%categories);
-# More changes here
+        %categories=&set_category_displayachieved($cangrade,$id,$env{'form.displayachieved_'.$id},%categories);
+# Set values for category rules (before names may change)
+        %categories=&set_category_rules($cangrade,$id,%categories);
     }
 
 # Now deal with commands
@@ -492,7 +596,7 @@ sub process_category_edits {
     } elsif ($cmd=~/^delcat\_(.+)$/) {
         %categories=&del_category($1,$cangrade,%categories);
     } elsif ($cmd=~/^addcont\_(.+)$/) {
-        %categories=&add_category_content($1,$cangrade,$env{'form.addcont_'.$1.'_symb'},%categories);
+        %categories=&add_category_content($1,$cangrade,$env{'form.resourcesymb'},%categories);
     } elsif ($cmd=~/^delcont\_(.+)\_\_\_\_\_\_(.+)$/) {
         %categories=&del_category_content($1,$cangrade,$2,%categories);
     } elsif ($cmd=~/^newrule\_(.+)$/) {
@@ -513,26 +617,36 @@ sub process_category_edits {
 #
 
 sub output_category_table {
-    my ($r,$cangrade,$navmaps,%categories)=@_;
-    my $sum=0;
-    my $total=0;
-    $r->print(&Apache::loncommon::start_data_table());
+    my ($r,$cangrade,$navmaps,$output,%categories)=@_;
+    
+    my $totalweight=0;
+    my $totalpoints=0;
+
+    if ($output) { 
+       $r->print(&Apache::loncommon::start_data_table());
 #
-    &output_category_table_header($r,$cangrade);
+       &output_category_table_header($r,$cangrade);
+    }
 #
     my @order=split(/\,/,$categories{'order'});
 #
+    my %performance=&dumpdata($navmaps);
     my $maxpos=$#order;
     for (my $i=0;$i<=$maxpos;$i++) {
-        my ($value,$weight)=&output_and_calc_category($r,$cangrade,$navmaps,$order[$i],$i,$maxpos,%categories);
-        $sum+=$value*$weight;
-        $total+=$weight;
+        my ($correct,$possible,$type,$weight)=&output_and_calc_category($r,$cangrade,$navmaps,$order[$i],$i,$maxpos,\%performance,$output,%categories);
+        unless ($possible) { next; }
+        $totalpoints+=$weight*$correct/$possible;
+        $totalweight+=$weight;
     }
 #
-    &bottom_line_category($r,$cangrade,$sum,$total);
-#
-    $r->print(&Apache::loncommon::end_data_table());
-    return $sum;
+    my $perc=0;
+    if ($totalweight) { $perc=100.*$totalpoints/$totalweight; }
+
+    if ($output) { 
+        &bottom_line_category($r,$cangrade,$perc); 
+        $r->print(&Apache::loncommon::end_data_table());
+    }
+    return $perc;
 }
 
 sub output_category_table_header {
@@ -543,9 +657,10 @@ sub output_category_table_header {
     }
     $r->print('<th>'.&mt('Category').'</th>'.
               '<th>'.&mt('Contents').'</th>'.
-              '<th>'.&mt('Calculation').'</th>'.
               '<th>'.&mt('Total Points').'</th>'.
-              '<th>'.&mt('Relative Weight').'</th>');
+              '<th>'.&mt('Calculation').'</th>'.
+              '<th>'.&mt('Relative Weight').'</th>'.
+              '<th>'.&mt('Achieved').'</th>');
     $r->print(&Apache::loncommon::end_data_table_header_row());
 }
 
@@ -555,16 +670,16 @@ sub output_category_table_header {
 #
 
 sub output_and_calc_category {
-    my ($r,$cangrade,$navmaps,$id,$currentpos,$maxpos,%categories)=@_;
-    my $value=0;
-    my $weight=0;
-    my $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
-    my %lt=&Apache::lonlocal::texthash(
+    my ($r,$cangrade,$navmaps,$id,$currentpos,$maxpos,$performance,$output,%categories)=@_;
+    
+    if ($output) { $r->print("\n".&Apache::loncommon::start_data_table_row()); }
+
+    if ($output && $cangrade) {
+        my $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
+        my %lt=&Apache::lonlocal::texthash(
            'up' => 'Move Up',
            'dw' => 'Move Down');
-    $r->print("\n".&Apache::loncommon::start_data_table_row());
 
-    if ($cangrade) {
         $r->print(<<ENDMOVE);
 <td>
 <div class="LC_docs_entry_move">
@@ -591,80 +706,212 @@ ENDMOVE
         $r->print('<td><a href="javascript:storecmd(\'delcat_'.$id.'\');">'.&mt('Delete').'</a></td>');
         $r->print('<td><input type="text" name="name_'.$id.
                   '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_name'}).'" /></td>');
-    } else {
+    } elsif ($output) {
         $r->print('<td>'.$categories{$id.'_name'}.'</td>');
     }
-# Content
-    $r->print('<td><ul>');
+# Content display and summing up of points
+    my $totalpossible=0;
+    my $totalcorrect=0;
+    my @individual=();
+    if ($output) { $r->print('<td><ul>'); }
     foreach my $contentid (split(/\,/,$categories{$id.'_content'})) {
-        $r->print('<li>');
-        $r->print(&Apache::lonnet::gettitle($contentid));
-        if ($cangrade) {
-           $r->print(' <a href="javascript:storecmd(\'delcont_'.$id.'______'.$contentid.'\');">'.&mt('Delete').'</a>');
+        my ($type,$possible,$attempted,$correct)=split(/\:/,$$performance{$contentid});
+        $totalpossible+=$possible;
+        $totalcorrect+=$correct;
+        if ($possible>0) { push(@individual,"$possible:$correct"); }
+        if ($output) {
+           $r->print('<li>');
+           $r->print(&Apache::lonnet::gettitle($contentid).' ('.&numberout($correct).'/'.&numberout($possible).')');
+           if ($cangrade) {
+              $r->print(' <a href="javascript:storecmd(\'delcont_'.$id.'______'.$contentid.'\');">'.&mt('Delete').'</a>');
+           }
+           $r->print('</li>');
         }
-        $r->print('</li>');
     }
-    $r->print('</ul>');
+    if ($output) {
+       $r->print('</ul>');
+       if ($cangrade) {
+           $r->print('<br />'.&Apache::loncommon::selectresource_link('quickform','addcont_'.$id,&mt('Add Problem or Folder')).'<br />');
+       }
+       $r->print('<p><b>'.&mt('Total raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
+       $r->print('</td>'); 
+    }
+# Total
+    if ($output) { $r->print('<td>'); }
     if ($cangrade) {
-        $r->print('<br />'.&mt('Add Problem or Sequence').'<br />'.
-                  &Apache::lonstathelpers::problem_selector('.',undef,1,1,'addcont_'.$id.'_',1,'this.form.cmd.value="addcont_'.$id.'";this.form.submit();'));
+       if ($output) { 
+          $r->print(
+                  '<select name="totaltype_'.$id.'">'.
+                  '<option value="default"'.($categories{$id.'_totaltype'} eq 'default'?' selected="selected"':'').'>'.&mt('default').'</option>'.
+                  '<option value="typein"'.($categories{$id.'_totaltype'} eq 'typein'?' selected="selected"':'').'>'.&mt('Type-in value').'</option>'.
+                  '</select>'.
+                  '<input type="text" size="4" name="total_'.$id.
+                  '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_total'}).'" />'); 
+       }
+    } else {
+       if ($output) {
+          $r->print('<td>'.($categories{$id.'_totaltype'} eq 'default'?&mt('default'):$categories{$id.'_total'}));
+       }
+    }
+# Adjust total points
+    if ($categories{$id.'_totaltype'} eq 'typein') {
+       $totalpossible=1.*$categories{$id.'_total'};
+    }
+    if ($output) {
+       $r->print('<p><b>'.&mt('Adjusted raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
     }
-    $r->print('</td>'); 
+
+
 # Calculation
-    $r->print('<td><ul>');
+    if ($output) { $r->print('<td><ul>'); }
     foreach my $calcrule (split(/\,/,$categories{$id.'_calculations'})) {
-        $r->print('<li>');
+        if ($output) { $r->print('<li>'); }
         my ($code,$value)=split(/\:/,$calcrule);
-        $r->print(&pretty_prt_rule($cangrade,$id,$code,$value));
+        if ($output) { $r->print(&pretty_prt_rule($cangrade,$id,$code,$value)); }
         if ($cangrade) {
-           $r->print(' <a href="javascript:storecmd(\'delrule_'.$id.'______'.$code.'\');">'.&mt('Delete').'</a>');
+           if ($output) { $r->print(' <a href="javascript:storecmd(\'delrule_'.$id.'______'.$code.'\');">'.&mt('Delete').'</a>'); }
         }
-        $r->print('</li>');
+        if ($code eq 'capabove') {
+            if ($totalpossible>0) {
+                if ($totalcorrect/$totalpossible>$value/100.) {
+                    $totalcorrect=$totalpossible*$value/100.;
+                }
+            }
+        } elsif ($code eq 'capbelow') {
+            if ($totalpossible>0) {
+                if ($totalcorrect/$totalpossible<$value/100.) {
+                    $totalcorrect=$totalpossible*$value/100.;
+                }
+            }
+        } elsif ($code eq 'droplow') {
+            ($totalpossible,$totalcorrect,@individual)=&drop(0,0,$value,@individual);
+        } elsif ($code eq 'drophigh') {
+            ($totalpossible,$totalcorrect,@individual)=&drop(1,0,$value,@individual);
+        } elsif ($code eq 'droplowperc') {
+            ($totalpossible,$totalcorrect,@individual)=&drop(0,1,$value,@individual);
+        } elsif ($code eq 'drophighperc') {
+            ($totalpossible,$totalcorrect,@individual)=&drop(1,1,$value,@individual);
+        }
+        if ($output) { $r->print('</li>'); }
     }
-    $r->print('</ul>');
-    if ($cangrade) {
-        $r->print('<br />'.&new_calc_rule_form($id));
+# Re-adjust total points if force total
+    if ($categories{$id.'_totaltype'} eq 'typein') {
+       $totalpossible=1.*$categories{$id.'_total'};
     }
-    $r->print('</td>');
 
-
-# Total
-    if ($cangrade) {
-       $r->print('<td>'.
-                  '<select name="totaltype_'.$id.'">'.
-                  '<option value="default"'.($categories{$id.'_totaltype'} eq 'default'?' selected="selected"':'').'>'.&mt('default').'</option>'.
-                  '<option value="typein"'.($categories{$id.'_totaltype'} eq 'typein'?' selected="selected"':'').'>'.&mt('Type-in value').'</option>'.
-                  '</select>'.
-                  '<input type="text" size="4" name="total_'.$id.
-                  '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_total'}).'" /></td>');
-    } else {
-        $r->print('<td>'.($categories{$id.'_totaltype'} eq 'default'?&mt('default'):$categories{$id.'_total'}).'</td>');
+    if ($output) { 
+        $r->print('</ul>'); 
+        if ($cangrade) { $r->print('<br />'.&new_calc_rule_form($id)); }
+        $r->print('<p><b>'.&mt('Calculated points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
+        $r->print('</td>'); 
     }
+#
+# Prepare for export
+#
 # Weight
+    my $weight=$categories{$id.'_weight'};
+    unless (1.*$weight>0) { $weight=0; }
     if ($cangrade) {
-       $r->print('<td>'.
+       if ($output) { 
+          $r->print('<td>'.
                   '<input type="text" size="4" name="weight_'.$id.
-                  '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_weight'}).'" /></td>');
+                  '" value="'.&Apache::lonhtmlcommon::entity_encode($weight).'" /></td>');
+       }
     } else {
-        $r->print('<td>'.$categories{$id.'_weight'}.'</td>');
+       if ($output) {
+          $r->print('<td>'.$weight.'</td>');
+       }
+    }
+# Achieved
+    my $type=$categories{$id.'_displayachieved'};
+    unless (($type eq 'percent') || ($type eq 'points')) { $type='points'; }
+    if ($output) { $r->print('<td>'); }
+    if ($cangrade) {
+        if ($output) {
+           $r->print('<select name="displayachieved_'.$id.'">'.
+                  '<option value="percent"'.($type eq 'percent'?' selected="selected"':'').'>'.&mt('percent').'</option>'.
+                  '<option value="points"'.($type eq 'points'?' selected="selected"':'').'>'.&mt('points').'</option>'.
+                  '</select>');
+        }
+    }
+    if ($output) {
+        $r->print('<p><b>');
+        if ($type eq 'percent') {
+            my $perc='---';
+            if ($totalpossible) {
+                $perc=100.*$totalcorrect/$totalpossible;
+            }
+            $r->print(&mt('[_1] percent',&numberout($perc)));
+        } else {
+            $r->print(&mt('[_1]/[_2] points',&numberout($totalcorrect),&numberout($totalpossible)));
+        }
+        $r->print('</b></p>');
     }
+    if ($output) { $r->print('</td>'); }
 
-    return ($value,$weight);
+    return ($totalcorrect,$totalpossible,$type,$weight);
 }
 
 #
+# Drop folders and problems
+#
+
+sub drop {
+    my ($high,$percent,$n,@individual)=@_;
+# Sort assignments by points or percent
+    my @newindividual=sort {
+        my ($pa,$ca)=split(/\:/,$a);
+        my ($pb,$cb)=split(/\:/,$b);
+        if ($percent) {
+            my $perca=0;
+            if ($pa>0) { $perca=$ca/$pa; }
+            my $percb=0;
+            if ($pb>0) { $percb=$cb/$pb; }
+            $perca<=>$percb;
+        } else {
+            $ca<=>$cb;
+        }
+    } @individual;
+# Drop the ones we don't want
+    if ($#newindividual>=$n) {
+        if ($high) {
+           splice(@newindividual,$#newindividual+1-$n,$n);
+        } else {
+           splice(@newindividual,0,$n);
+        }
+    } else {
+        @newindividual=();
+    }
+# Re-calculate how many points possible and achieved
+    my $newpossible=0;
+    my $newcorrect=0;
+    for my $score (@newindividual) {
+        my ($thispossible,$thiscorrect)=(split(/\:/,$score));
+        $newpossible+=$thispossible;
+        $newcorrect+=$thiscorrect;
+    }
+    return ($newpossible,$newcorrect,@newindividual);
+} 
+#
 # Bottom line with grades
 #
 
 sub bottom_line_category {
-    my ($r,$cangrade,$sum,$total)=@_;
+    my ($r,$cangrade,$perc)=@_;
     $r->print(&Apache::loncommon::start_data_table_row());
     if ($cangrade) {
         $r->print('<td colspan="3"><a href="javascript:storecmd(\'createnewcat\');">'.&mt('Create New Category').'</a></td>');
     }
-    $r->print('<td colspan="5">'.&mt('Current:').$sum.'<br />'.&mt('Total:').$total.'<br /></td>');
+    $r->print('<td colspan="6"><b>'.&mt('Total: [_1] percent',&numberout($perc)).'</b></td>');
 }
 
+sub numberout {
+    my ($number)=@_;
+    my $printout=sprintf("%.3f", $number);
+    $printout=~s/0+$//;
+    $printout=~s/\.$//;
+    return $printout;
+}
 #
 # Make one new category
 #
@@ -686,27 +933,34 @@ sub make_new_category {
     }
     $categories{$id.'_weight'}=0;
     $categories{$id.'_totaltype'}='default';
+    $categories{$id.'_displayachieved'}='percent';
     return %categories;
 }
 
 
 # === Calculation Rule Editing
 
+sub category_rule_codes {
+    return &Apache::lonlocal::texthash(
+                'droplowperc'  => 'Drop N lowest grade percentage problems/folders',
+                'drophighperc' => 'Drop N highest grade percentage problems/folderss',
+                'droplow'  => 'Drop N lowest point problems/folders',
+                'drophigh' => 'Drop N highest point problems/folders',
+                'capabove' => 'Cap percentage above N percent',
+                'capbelow' => 'Cap percentage below N percent');
+}
+
 sub pretty_prt_rule {
     my ($cangrade,$id,$code,$value)=@_;
     my $cid=$id.'_'.$code;
-    my %lt=&Apache::lonlocal::texthash(
-                'droplow'  => 'Drop N lowest grade assignments',
-                'drophigh' => 'Drop N highest grade assignments',
-                'capabove' => 'Cap percentage above N percent',
-                'capbelow' => 'Cap percentage below N percent');
+    my %lt=&category_rule_codes();
     my $ret='<span class="LC_nobreak">';
     if ($cangrade) {
         $ret.='<select name="sel_'.$cid.'">';
         foreach my $calc (''=>'',sort(keys(%lt))) {
             $ret.='<option value="'.$calc.'"'.($calc eq $code?' selected="selected"':'').' />'.$lt{$calc}.'</input>';
         }
-        $ret.='</select> N=<input type="text" size="5" name="val_'.$cid.'" /></span>';
+        $ret.='</select> N=<input type="text" size="5" name="val_'.$cid.'" value="'.$value.'" /></span>';
     } else {
         $ret.=$lt{$code}.'; N='.$value;
     }
@@ -751,6 +1005,21 @@ sub del_calculation_rule {
     return %categories;
 }
 
+sub set_category_rules {
+    my ($cangrade,$id,%categories)=@_;
+    unless ($cangrade) { return %categories; }
+    my %lt=&category_rule_codes();
+    my @newrules=();
+    foreach my $code ('',(keys(%lt))) {
+        if ($env{'form.sel_'.$id.'_'.$code}) {
+            push(@newrules,$env{'form.sel_'.$id.'_'.$code}.':'.$env{'form.val_'.$id.'_'.$code});
+        }
+    }
+    $categories{$id.'_calculations'}=join(',',sort(@newrules));
+    return %categories;
+}
+
+
 # === Category Editing
 
 #
@@ -760,6 +1029,7 @@ sub del_calculation_rule {
 sub add_category_content {
     my ($id,$cangrade,$newcontent,%categories)=@_;
     unless ($cangrade) { return %categories; }
+    &Apache::lonnet::logthis("In here $newcontent");
     my %newcontent=($newcontent => 1);
     foreach my $current (split(/\,/,$categories{$id.'_content'})) {
         $newcontent{$current}=1;
@@ -912,6 +1182,15 @@ sub set_category_weight {
     return %categories;
 }
 
+sub set_category_displayachieved {
+    my ($cangrade,$id,$value,%categories)=@_;
+    unless ($cangrade) { return %categories; }
+    unless (($value eq 'percent') || ($value eq 'points')) { $value='percent'; }
+    $categories{$id.'_displayachieved'}=$value;
+    return %categories;
+}
+
+
 #
 # === end category-related
 #