--- loncom/interface/lonparmset.pm	2006/06/23 03:14:00	1.314
+++ loncom/interface/lonparmset.pm	2007/03/05 02:46:45	1.361
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
-# $Id: lonparmset.pm,v 1.314 2006/06/23 03:14:00 albertel Exp $
+# $Id: lonparmset.pm,v 1.361 2007/03/05 02:46:45 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -65,7 +65,7 @@ use Apache::lonlocal;
 use Apache::lonnavmaps;
 use Apache::longroup;
 use Apache::lonrss;
-use LONCAPA;
+use LONCAPA qw(:DEFAULT :match);
 
 # --- Caches local to lonparmset
 
@@ -122,7 +122,10 @@ sub parmval_by_symb {
 # load caches
     &cacheparmhash();
 
-    my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
+    my $useropt;
+    if ($uname ne '' && $udom ne '') {
+	$useropt = &Apache::lonnet::get_userresdata($uname,$udom);
+    }
 
     my $result='';
     my @outpar=();
@@ -173,7 +176,7 @@ sub parmval_by_symb {
     }
 
 # ------------------------------------------------------ fourth, back to course
-    if (defined($csec)) {
+    if ($csec ne '') {
         if (defined($$courseopt{$seclevel})) {
 	    $outpar[9]=$$courseopt{$seclevel};
 	    $result=9;
@@ -189,7 +192,7 @@ sub parmval_by_symb {
 	}
     }
 # ------------------------------------------------------ fifth, check course group
-    if (defined($cgroup)) {
+    if ($cgroup ne '') {
         if (defined($$courseopt{$grplevel})) {
             $outpar[6]=$$courseopt{$grplevel};
             $result=6;
@@ -206,7 +209,7 @@ sub parmval_by_symb {
 
 # ---------------------------------------------------------- fifth, check user
 
-    if (defined($uname)) {
+    if ($uname ne '') {
 	if (defined($$useropt{$courselevel})) {
 	    $outpar[3]=$$useropt{$courselevel};
 	    $result=3;
@@ -269,10 +272,8 @@ sub resetrulescache {
 
 sub rulescache {
     my $id=shift;
-    if ($rulesid ne $env{'request.course.id'}) {
-	%rules=();
-    }
-    unless (defined($rules{$id})) {
+    if ($rulesid ne $env{'request.course.id'}
+	&& !defined($rules{$id})) {
 	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 	%rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
@@ -508,21 +509,26 @@ sub storeparm_by_symb_inner {
 
 Format a value for output.
 
-Inputs:  $value, $type
+Inputs:  $value, $type, $editable
 
 Returns: $value, formatted for output.  If $type indicates it is a date,
 localtime($value) is returned.
+$editable will return an icon to click on
 
 =cut
 
 ##################################################
 ##################################################
 sub valout {
-    my ($value,$type)=@_;
+    my ($value,$type,$editable)=@_;
     my $result = '';
     # Values of zero are valid.
     if (! $value && $value ne '0') {
-	$result = '  ';
+	if ($editable) {
+	    $result = '<span class="LC_clickhere">*</span>';
+	} else {
+	    $result='&nbsp;';
+	}
     } else {
         if ($type eq 'date_interval') {
             my ($sec,$min,$hour,$mday,$mon,$year)=gmtime($value);
@@ -548,7 +554,8 @@ sub valout {
             }
             $result=~s/\s+$//;
         } elsif (&isdateparm($type)) {
-            $result = localtime($value).&date_sanity_info($value);
+            $result = &Apache::lonlocal::locallocaltime($value).
+		&date_sanity_info($value);
         } else {
             $result = $value;
         }
@@ -590,7 +597,7 @@ sub plink {
     return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$marker.'" /></td></tr><tr><td align="center">'.
 	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
-		&valout($value,$type).'</a></td></tr></table>';
+		&valout($value,$type,1).'</a></td></tr></table>';
 }
 
 sub page_js {
@@ -655,7 +662,7 @@ sub startpage {
 				       &page_js(),
 				       {'add_entries' => \%loaditems,});
     my $breadcrumbs = 
-	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting');
+	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
     $r->print(<<ENDHEAD);
 $start_page
 $breadcrumbs
@@ -1057,15 +1064,15 @@ sub parmmenu {
 </script>
 ENDSCRIPT
     $r->print();
-    $r->print("\n<table><tr>");
+    $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
     my $cnt=0;
     foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
-	$r->print("\n<td><font size='-1'><label><input type='checkbox' name='pscat' ");
+	$r->print("\n<td><label><input type='checkbox' name='pscat' ");
 	$r->print('value="'.$tempkey.'"');
 	if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
 	    $r->print(' checked');
 	}
-	$r->print('>'.$$allparms{$tempkey}.'</label></font></td>');
+	$r->print('>'.$$allparms{$tempkey}.'</label></td>');
  	$cnt++;
         if ($cnt==3) {
 	    $r->print("</tr>\n<tr>");
@@ -1073,7 +1080,7 @@ ENDSCRIPT
 	}
     }
     $r->print('
-</tr><tr><td>
+</tr><tr id=\"LC_parm_overview_parm_menu_selectors\"><td>
 <a href="javascript:checkall(true, \'pscat\')">Select&nbsp;All</a><br />
 <a href="javascript:checkstandard()">Select&nbsp;Common&nbsp;Only</a>
 </td><td>
@@ -1509,7 +1516,7 @@ sub assessparms {
 		$message="\n<p>\n".&mt("Full Name").": ".
 		    $name{'firstname'}.' '.$name{'middlename'}.' '
 			.$name{'lastname'}.' '.$name{'generation'}.
-			    "<br>\n".&mt('ID').": ".$name{'id'}.'<p>';
+			    "<br />\n".&mt('ID').": ".$name{'id'}.'<p>';
 	    }
             @usersgroups = &Apache::lonnet::get_users_groups(
                                        $udom,$uname,$env{'request.course.id'});
@@ -1557,7 +1564,7 @@ sub assessparms {
     foreach ('tolerance','date_default','date_start','date_end',
 	     'date_interval','int','float','string') {
 	$r->print('<input type="hidden" value="'.
-		  $env{'form.recent_'.$_}.'" name="recent_'.$_.'">');
+		  $env{'form.recent_'.$_}.'" name="recent_'.$_.'" />');
     }
                         
     if (!$pssymb) {
@@ -1634,7 +1641,7 @@ sub assessparms {
 					      );
            $r->print(<<ENDTABLETWO);
 <th rowspan=3>$lt{'pie'}</th>
-<th rowspan=3>$lt{'csv'}<br>($csuname $lt{'at'} $csudom)</th>
+<th rowspan=3>$lt{'csv'}<br />($csuname $lt{'at'} $csudom)</th>
 </tr><tr><td colspan=5></td><th colspan=2>$lt{'ic'}</th><th colspan=2>$lt{'rl'}</th>
 <th colspan=1>$lt{'ic'}</th>
 
@@ -1735,8 +1742,8 @@ ENDTABLEHEADFOUR
                              "<a href=\"javascript:openWindow('".
 				  &Apache::lonnet::clutter($uri).'?symb='.
 				  &escape($symbp{$rid}).
-                             "', 'metadatafile', '450', '500', 'no', 'yes')\";".
-                             " TARGET=_self>$title");
+                             "', 'metadatafile', '450', '500', 'no', 'yes');\"".
+                             " target=\"_self\">$title");
 
                         if ($thistitle) {
                             $r->print(' ('.$thistitle.')');
@@ -2000,7 +2007,7 @@ sub crsenv {
                 ('environment',
                  {'top level map backup '.$bkuptime => $tmp[1] },
                  $dom,$crs).
-                     '<br>';
+                     '<br />';
         }
         #
         # Deal with modified default spreadsheets
@@ -2078,6 +2085,10 @@ sub crsenv {
             }
         }
     }
+
+    my $start_table     =&Apache::loncommon::start_data_table();
+    my $start_header_row=&Apache::loncommon::start_data_table_header_row();
+    my $end_header_row  =&Apache::loncommon::end_data_table_header_row();
 # ------------------------- Re-init course environment entries for this session
 
     &Apache::lonnet::coursedescription($env{'request.course.id'},
@@ -2107,14 +2118,20 @@ sub crsenv {
              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b> '.
                     '<a href="javascript:openbrowser'.
                     "('envform','default_xml_style'".
-                    ",'sty')\">$SelectStyleFile</a><br>",
+                    ",'sty')\">$SelectStyleFile</a><br />",
              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').
                                  '</b><br />(<tt>user:domain,'.
                                  'user:domain(section;section;...;*;...),...</tt>)',
+             'question.email.text' => '<b>'.&mt('Custom Text for Resource Content Question Option in Feedback').
+                                 '</b>',
              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'.
                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+             'comment.email.text' => '<b>'.&mt('Custom Text for Course Content Option in Feedback').
+                                 '</b>',
              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+             'policy.email.text' => '<b>'.&mt('Custom Text for Course Policy Option in Feedback').
+                                 '</b>',
              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
@@ -2183,6 +2200,8 @@ sub crsenv {
                     ' ('.&mt('supported types').': Letter [8 1/2x11 in], Legal [8 1/2x14 in],'. 
                     ' Tabloid [11x17 in], Executive [7 1/2x10 in], A2 [420x594 mm],'. 
                     ' A3 [297x420 mm], A4 [210x297 mm], A5 [148x210 mm], A6 [105x148 mm])',
+	     'print_header_format'
+	         => '<b>Print header format; substitutions</b>:  %n student name %c course id %a assignment note, numbers after the % limit the field size',
              'anonymous_quiz'
                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
@@ -2195,7 +2214,7 @@ sub crsenv {
                  => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
 	     'task_messages'
-	         => '<b>'.&mt('Send message to student when clicking Done on Tasks. [_1] to send a message only to student, [_2] to send message to student and add record to user information page for instructors. Leave blank to disable.','<tt>only_student</tt>','<tt>student_and_user_notes_screen</tt>').'</b>',
+	         => '<b>'.&mt('Send message to student when clicking Done on Tasks').'</b><br /> ('.&mt('[_1] to send a message only to student, [_2] to send message to student and add record to user information page for instructors. Leave blank to disable.','<tt>only_student</tt>','<tt>student_and_user_notes_screen</tt>').')',
 	     'disablesigfigs'
 	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
@@ -2210,7 +2229,7 @@ sub crsenv {
         my @Display_Order = ('url','description','courseid','cloners','grading',
                              'externalsyllabus',
                              'default_xml_style','pageseparators',
-                             'question.email','comment.email','policy.email',
+                             'question.email','question.email.text','comment.email','comment.email.text','policy.email','policy.email.text',
                              'student_classlist_view',
                              'plc.roles.denied','plc.users.denied',
                              'pch.roles.denied','pch.users.denied',
@@ -2223,6 +2242,7 @@ sub crsenv {
                              'problem_stream_switch',
 			     'suppress_tries',
                              'default_paper_size',
+			     'print_header_format',
                              'disable_receipt_display',
                              'spreadsheet_default_classcalc',
                              'spreadsheet_default_studentcalc',
@@ -2243,13 +2263,15 @@ sub crsenv {
                 }
             }
 	}
+	
         foreach my $parameter (@Display_Order) {
             my $description = $descriptions{$parameter};
             # onchange is javascript to automatically check the 'Set' button.
             my $onchange = 'onFocus="javascript:window.document.forms'.
                 "['envform'].elements['".$parameter."_setparmval']".
                 '.checked=true;"';
-            $output .= '<tr><td>'.$description.'</td>';
+            $output .= &Apache::loncommon::start_data_table_row().
+		'<td>'.$description.'</td>';
             if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
                 $output .= '<td>'.
                     &Apache::lonhtmlcommon::date_setter('envform',
@@ -2266,17 +2288,19 @@ sub crsenv {
             $output .= '<td>'.
                 &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
                 '</td>';
-            $output .= "</tr>\n";
+            $output .= &Apache::loncommon::end_data_table_row()."\n";
 	}
         my $onchange = 'onFocus="javascript:window.document.forms'.
             '[\'envform\'].elements[\'newp_setparmval\']'.
             '.checked=true;"';
-	$output.='<tr><td><i>'.&mt('Create New Environment Variable').'</i><br />'.
+	$output.=&Apache::loncommon::start_data_table_row().
+	    '<td><i>'.&mt('Create New Environment Variable').'</i><br />'.
 	    '<input type="text" size=40 name="newp_name" '.
                 $onchange.' /></td><td>'.
             '<input type="text" size=40 name="newp_value" '.
                 $onchange.' /></td><td>'.
-	    '<input type="checkbox" name="newp_setparmval" /></td></tr>';
+	    '<input type="checkbox" name="newp_setparmval" /></td>'.
+	    &Apache::loncommon::end_data_table_row()."\n";
     }
     my %lt=&Apache::lonlocal::texthash(
 		    'par'   => 'Parameter',
@@ -2294,20 +2318,22 @@ sub crsenv {
 	'</script>';
     
     my $start_page = 
-	&Apache::loncommon::start_page('Set Course Environment Parameters',
+	&Apache::loncommon::start_page('Set Course Environment',
 				       $browse_js);
     my $end_page = 
 	&Apache::loncommon::end_page();
+    my $end_table=&Apache::loncommon::end_data_table();
     $r->print(<<ENDENV);
 $start_page
 $breadcrumbs
 <form method="post" action="/adm/parmset?action=crsenv" name="envform">
 $setoutput
-<p>
-<table border=2>
-<tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
+$start_table
+$start_header_row
+<th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th>
+$end_header_row
 $output
-</table>
+$end_table
 <input type="submit" name="crsenv" value="$lt{'sce'}">
 </form>
 $end_page
@@ -2345,8 +2371,7 @@ sub readdata {
 
     my $classlist=&Apache::loncoursedata::get_classlist();
     foreach (keys %$classlist) {
-        # the following undefs are for 'domain', and 'username' respectively.
-        if ($_=~/^(\w+)\:(\w+)$/) {
+        if ($_=~/^($match_username)\:($match_domain)$/) {
 	    my ($tuname,$tudom)=($1,$2);
 	    my $useropt=&Apache::lonnet::get_userresdata($tuname,$tudom);
             foreach my $userkey (keys %{$useropt}) {
@@ -2414,7 +2439,7 @@ sub storedata {
 		    }
 		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		} else {
-		    push (@deldata,$thiskey);
+		    push (@deldata,$thiskey,$thiskey.'.type');
 		}
 	    } elsif ($cmd eq 'datepointer') {
 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
@@ -2468,7 +2493,7 @@ sub storedata {
 
 sub extractuser {
     my $key=shift;
-    return ($key=~/^$env{'request.course.id'}.\[useropt\:(\w+)\:(\w+)\]\./);
+    return ($key=~/^$env{'request.course.id'}.\[useropt\:($match_username)\:($match_domain)\]\./);
 }
 
 sub listdata {
@@ -2526,7 +2551,7 @@ sub listdata {
 	    my $section=&mt('All Students');
 	    if ($middle=~/^\[(.*)\]/) {
 		my $issection=$1;
-		if ($issection=~/^useropt\:(\w+)\:(\w+)/) {
+		if ($issection=~/^useropt\:($match_username)\:($match_domain)/) {
 		    $section=&mt('User').": ".&Apache::loncommon::plainname($1,$2);
 		} else {
 		    $section=&mt('Group/Section').': '.$issection;
@@ -2535,12 +2560,12 @@ sub listdata {
 	    }
 	    $middle=~s/\.+$//;
 	    $middle=~s/^\.+//;
-	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+	    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
 	    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
-		$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+		$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><span class="LC_parm_folder">('.$1.')</span></span>';
 	    } elsif ($middle) {
 		my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
-		$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+		$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
 	    }
 	    if ($sortorder eq 'realmstudent') {
 		if ($realm ne $oldrealm) {
@@ -2567,19 +2592,10 @@ sub listdata {
 	    }
 	    if ($part ne $oldpart) {
 		$r->print(&tableend().
-			  "\n<font color='blue'>".&mt('Part').": $part</font>");
+			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
 		$oldpart=$part;
 	    }
 #
-# Preset defaults?
-#
-            my ($hour,$min,$sec,$val)=('','','','');
-	    unless ($$resourcedata{$thiskey}) {
-		my ($parmname)=($thiskey=~/\.(\w+)$/);
-		($hour,$min,$sec,$val)=&preset_defaults($parmname);
-	    }
-
-#
 # Ready to print
 #
 	    $r->print(&tablestart().
@@ -2595,7 +2611,7 @@ sub listdata {
 			  &Apache::lonhtmlcommon::date_setter('parmform',
 							      $jskey,
 						      $$resourcedata{$thiskey},
-							      '',1,'','',$hour,$min,$sec).
+							      '',1,'','').
 '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
 &date_sanity_info($$resourcedata{$thiskey})
 			  );
@@ -2603,8 +2619,6 @@ sub listdata {
 		my $showval;
 		if (defined($$resourcedata{$thiskey})) {
 		    $showval=$$resourcedata{$thiskey};
-		} else {
-		    $showval=$val;
 		}
 		$r->print('<label><input type="radio" name="set_'.$thiskey.
 			  '" value="yes"');
@@ -2622,8 +2636,6 @@ sub listdata {
 		my $showval;
 		if (defined($$resourcedata{$thiskey})) {
 		    $showval=$$resourcedata{$thiskey};
-		} else {
-		    $showval=$val;
 		}
 		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
 			  $showval.'">');
@@ -2700,24 +2712,27 @@ ENDOVER
 
 # Menu to select levels, etc
 
-    $r->print('<table border="1"><tr><td>');
+    $r->print('<table id="LC_parm_overview_scope">
+               <tr><td class="LC_parm_overview_level_menu">');
     &levelmenu($r,\%alllevs,$parmlev);
     if ($parmlev ne 'general') {
-	$r->print('<td>');
+	$r->print('<td class="LC_parm_overview_map_menu">');
 	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
 	$r->print('</td>');
     }
     $r->print('</td></tr></table>');
 
-    $r->print('<table border="1"><tr><td>');  
+    $r->print('<table id="LC_parm_overview_controls">
+               <tr><td class="LC_parm_overview_parm_selectors">');  
     &parmmenu($r,\%allparms,\@pscat,\%keyorder);
-    $r->print('</td><td><table border="0" cellspacing="0" cellpadding="0">'.
-              '<tr><td>'.&mt('Parts').'</td><td></td><td>'.&mt('Section(s)').
-              '</td><td></td><td>'.&mt('Group(s)').'</td></tr><tr><td>');
+    $r->print('</td><td class="LC_parm_overview_restrictions">
+                <table class="LC_parm_overview_restrictions">'.
+              '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
+              '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
     &partmenu($r,\%allparts,\@psprt);
-    $r->print('</td><td>&nbsp;</td><td>');
+    $r->print('</td><td>');
     &sectionmenu($r,\@selected_sections);
-    $r->print('</td><td>&nbsp;</td><td>');
+    $r->print('</td><td>');
     &groupmenu($r,\@selected_groups);
     $r->print('</td></tr></table>');
     $r->print('</td></tr></table>');
@@ -2824,9 +2839,127 @@ ENDOVER
 	      &Apache::loncommon::end_page());
 }
 
+sub clean_parameters {
+    my ($r) = @_;
+    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+
+    my $start_page=&Apache::loncommon::start_page('Clean Parameters');
+    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Clean');
+    $r->print(<<ENDOVER);
+$start_page
+$breadcrumbs
+<form method="post" action="/adm/parmset?action=cleanparameters" name="parmform">
+ENDOVER
+# Store modified
+
+    &storedata($r,$crs,$dom);
+
+# Read modified data
+
+    my $resourcedata=&readdata($crs,$dom);
+
+# List data
+
+    $r->print('<h3>'.
+	      &mt('These parameters refer to resources that do not exist.').
+	      '</h3>'.
+	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.'<br />'.
+	      '<br />');
+    $r->print(&Apache::loncommon::start_data_table().
+	      '<tr>'.
+	      '<th>'.&mt('Delete').'</th>'.
+	      '<th>'.&mt('Parameter').'</th>'.
+	      '</tr>');
+    foreach my $thiskey (sort(keys(%{$resourcedata}))) {
+	next if (!exists($resourcedata->{$thiskey.'.type'})
+		 && $thiskey=~/\.type$/);
+	my %data = &parse_key($thiskey);
+	if (exists($data{'realm_exists'})
+	    && !$data{'realm_exists'}) {
+	    $r->print(&Apache::loncommon::start_data_table_row().
+		      '<tr>'.
+		      '<td><input type="checkbox" name="del_'.$thiskey.'" /></td>'		      );
+	    
+	    $r->print('<td>');
+	    $r->print(&mt('Parameter: "[_1]" with value: "[_2]"',
+			  &standard_parameter_names($data{'parameter_name'}),
+			  $resourcedata->{$thiskey}));
+	    $r->print('<br />');
+	    if ($data{'scope_type'} eq 'all') {
+		$r->print(&mt('All users'));
+	    } elsif ($data{'scope_type'} eq 'user') {
+		$r->print(&mt('User: [_1]',join(':',@{$data{'scope'}})));
+	    } elsif ($data{'scope_type'} eq 'section') {
+		$r->print(&mt('Section: [_1]',$data{'scope'}));
+	    } elsif ($data{'scope_type'} eq 'group') {
+		$r->print(&mt('Group: [_1]',$data{'scope'}));
+	    }
+	    $r->print('<br />');
+	    if ($data{'realm_type'} eq 'all') {
+		$r->print(&mt('All Resources'));
+	    } elsif ($data{'realm_type'} eq 'folder') {
+		$r->print(&mt('Folder: [_1]'),$data{'realm'});
+	    } elsif ($data{'realm_type'} eq 'symb') {
+		my ($map,$resid,$url) =
+		    &Apache::lonnet::decode_symb($data{'realm'});
+		$r->print(&mt('Resource: [_1] <br />&nbsp;&nbsp;&nbsp;with ID: [_2] <br />&nbsp;&nbsp;&nbsp;in folder [_3]',
+			      $url,$resid,$map));
+	    }
+	    $r->print(&mt('Part: [_1]',$data{'parameter_part'}));
+	    $r->print('</td></tr>');
+	
+	}
+    }
+    $r->print(&Apache::loncommon::end_data_table().'<p>'.
+	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.
+	      '</p></form>'.
+	      &Apache::loncommon::end_page());
+}
+
+sub parse_key {
+    my ($key) = @_;
+    my %data;
+    my ($middle,$part,$name)=
+	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+    $data{'scope_type'} = 'all';
+    if ($middle=~/^\[(.*)\]/) {
+       	$data{'scope'} = $1;
+	if ($data{'scope'}=~/^useropt\:($match_username)\:($match_domain)/) {
+	    $data{'scope_type'} = 'user';
+	    $data{'scope'} = [$1,$2];
+	} else {
+	    #FIXME check for group scope
+	    $data{'scope_type'} = 'section';
+	}
+	$middle=~s/^\[(.*)\]//;
+    }
+    $middle=~s/\.+$//;
+    $middle=~s/^\.+//;
+    $data{'realm_type'}='all';
+    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
+	$data{'realm'} = $1;
+	$data{'realm_type'} = 'folder';
+	$data{'realm_title'} = &Apache::lonnet::gettitle($data{'realm'});
+	($data{'realm_exists'}) = &Apache::lonnet::is_on_map($data{'realm'});
+	&Apache::lonnet::logthis($1." siad ".	$data{'realm_exists'} );
+    } elsif ($middle) {
+	$data{'realm'} = $middle;
+	$data{'realm_type'} = 'symb';
+	$data{'realm_title'} = &Apache::lonnet::gettitle($data{'realm'});
+	my ($map,$resid,$url) = &Apache::lonnet::decode_symb($data{'realm'});
+	$data{'realm_exists'} = &Apache::lonnet::symbverify($data{'realm'},$url);
+    }
+    
+    $data{'parameter_part'} = $part;
+    $data{'parameter_name'} = $name;
+
+    return %data;
+}
+
 ##################################################
 ##################################################
-                                                                                            
+
 =pod
 
 =item check_cloners
@@ -2987,10 +3120,12 @@ ENDMAINFORMHEAD
     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
 
     my @menu =
-        (
-          { text => 'Set Course Environment Parameters',
+        ( { divider=>'Settings for Your Course',
+	  },
+          { text => 'Set Course Environment',
 	    action => 'crsenv',
             permission => $parm_permission,
+            help => 'Course_Environment',
             },
           { text => 'Set Portfolio Metadata',
 	    action => 'setrestrictmeta',
@@ -3000,29 +3135,34 @@ ENDMAINFORMHEAD
 	    url => '/adm/slotrequest?command=showslots',
 	    permission => $vgr,
             },
-	  { divider => 1,
+          { text => 'Set Parameter Setting Default Actions',
+            action => 'setdefaults',
+            permission => $parm_permission,
+            },          
+	  { divider => 'New and Existing Parameter Settings for Your Resources',
 	    },
           { text => 'Set/Modify Resource Parameters - Helper Mode',
             url => '/adm/helper/parameter.helper',
             permission => $parm_permission,
+            help => 'Parameter_Helper',
             },
-          { text => 'Modify Resource Parameters - Overview Mode',
-            action => 'setoverview',
-            permission => $parm_permission,
-            },          
-	  { text => 'Set Resource Parameters - Overview Mode',
+ 	  { text => 'Set/Modify Resource Parameters - Overview Mode',
             action => 'newoverview',
             permission => $parm_permission,
+            help => 'Parameter_Overview',
             },
           { text => 'Set/Modify Resource Parameters - Table Mode',
             action => 'settable',
             permission => $parm_permission,
-            help => 'Cascading_Parameters',
+            help => 'Table_Mode',
             },
-          { text => 'Set Parameter Setting Default Actions',
-            action => 'setdefaults',
+           { divider => 'Existing Parameter Settings for Your Resources',
+	  },
+	  { text => 'Modify Resource Parameters - Overview Mode',
+            action => 'setoverview',
             permission => $parm_permission,
-            },          
+            help => 'Parameter_Overview',
+ 	    },          
 	  { text => 'Parameter Change Log and Course Blog Posting/User Notification',
             action => 'parameterchangelog',
             permission => $parm_permission,
@@ -3031,19 +3171,19 @@ ENDMAINFORMHEAD
     my $menu_html = '';
     foreach my $menu_item (@menu) {
 	if ($menu_item->{'divider'}) {
-	    $menu_html .= '<hr />';
+	    $menu_html .= '<h3>'.&mt($menu_item->{'divider'}).'</h3>';
 	    next;
 	}
         next if (! $menu_item->{'permission'});
         $menu_html.='<p>';
-        $menu_html.='<font size="+1">';
+        $menu_html.='<span class="LC_parm_menu_item">';
         if (exists($menu_item->{'url'})) {
             $menu_html.=qq{<a href="$menu_item->{'url'}">};
         } else {
             $menu_html.=
                 qq{<a href="/adm/parmset?action=$menu_item->{'action'}">};
         }
-        $menu_html.= &mt($menu_item->{'text'}).'</a></font>';
+        $menu_html.= &mt($menu_item->{'text'}).'</a></span>';
         if (exists($menu_item->{'help'})) {
             $menu_html.=
                 &Apache::loncommon::help_open_topic($menu_item->{'help'});
@@ -3055,36 +3195,200 @@ ENDMAINFORMHEAD
 }
 ### Set portfolio metadata
 sub output_row {
-    my ($r, $field_name, $field_text) = @_;
+    my ($r, $field_name, $field_text, $added_flag) = @_;
     my $output;
     my $options=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'};
     my $values=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.values'};
-    unless (defined($options)) {
+    if (!defined($options)) {
         $options = 'active,stuadd';
         $values = '';
     }
-    $output.='<strong>'.$field_text.':</strong>';
-    $output.='<input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /><br />';
-
-    my @options= ( ['active', 'Show to student'],
-		   ['onlyone','Student may select only one choice'],
-		   ['stuadd', 'Student may type choices']);
-    foreach my $opt (@options) {
-	my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
-	$output.=('&nbsp;'x5).'<label><input type="checkbox" name="'.
-	    $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
-	    &mt($opt->[1]).'</label> <br />';
+    if (!($options =~ /deleted/)) {
+        my @options= ( ['active', 'Show to student'],
+                    ['stuadd', 'Provide text area for students to type catalog information'],
+                    ['choices','Provide choices for students to select from']);
+#		   ['onlyone','Student may select only one choice']);
+        if ($added_flag) {
+            push @options,['deleted', 'Delete Metadata Field'];
+        }
+       $output = &Apache::loncommon::start_data_table_row();
+        $output .= '<td><span class="LC_metadata"><strong>'.$field_text.':</strong></span></td>';
+        $output .= &Apache::loncommon::end_data_table_row();
+        foreach my $opt (@options) {
+	    my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
+	    $output .= &Apache::loncommon::continue_data_table_row();
+	    $output .= '<td>'.('&nbsp;' x 5).'<span class="LC_metadata"><label>
+	               <input type="checkbox" name="'.
+	               $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
+	               &mt($opt->[1]).'</label></span> </td>';
+	    $output .= &Apache::loncommon::end_data_table_row();
+	}
+        $output .= &Apache::loncommon::continue_data_table_row();
+        $output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata"><input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /></span></td>';
+        $output .= &Apache::loncommon::end_data_table_row();
+        my $multiple_checked;
+        my $single_checked;
+        if ($options =~ m/onlyone/) {
+            $multiple_checked = "";
+            $single_checked = " CHECKED ";
+        } else {
+            $multiple_checked = " CHECKED ";
+            $single_checked = "";
+        }
+	$output .= &Apache::loncommon::continue_data_table_row();
+	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
+	            <input type="radio" name="'.$field_name.'_onlyone" value="multiple" '.$multiple_checked .'/>
+	            Student may select multiple choices from list</span></td>';
+	$output .= &Apache::loncommon::end_data_table_row();
+	$output .= &Apache::loncommon::continue_data_table_row();
+	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
+	            <input type="radio" name="'.$field_name.'_onlyone"  value="single" '.$single_checked.'/>
+	            Student may select only one choice from list</span></td>';
+	$output .= &Apache::loncommon::end_data_table_row();
     }
     return ($output);
 }
-
+sub order_meta_fields {
+    my ($r)=@_;
+    my $idx = 1;
+    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    $r->print(&Apache::loncommon::start_page('Order Metadata Fields'));
+    &Apache::lonhtmlcommon::add_breadcrumb
+            ({href=>"/adm/parmset?action=setrestrictmeta",
+              text=>"Restrict Metadata"},
+             {text=>"Order Metadata"});
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Order Metadata'));
+    if ($env{'form.storeorder'}) {
+        my $newpos = $env{'form.newpos'} - 1;
+        my $currentpos = $env{'form.currentpos'} - 1;
+        my @neworder = ();
+        my @oldorder = split /,/,$env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'};
+        my $i;
+        if ($newpos > $currentpos) {
+        # moving stuff up
+            for ($i=0;$i<$currentpos;$i++) {
+        	$neworder[$i]=$oldorder[$i];
+            }
+            for ($i=$currentpos;$i<$newpos;$i++) {
+        	$neworder[$i]=$oldorder[$i+1];
+            }
+            $neworder[$newpos]=$oldorder[$currentpos];
+            for ($i=$newpos+1;$i<=$#oldorder;$i++) {
+        	$neworder[$i]=$oldorder[$i];
+            }
+        } else {
+        # moving stuff down
+    	    for ($i=0;$i<$newpos;$i++) {
+    	        $neworder[$i]=$oldorder[$i];
+    	    }
+    	    $neworder[$newpos]=$oldorder[$currentpos];
+    	    for ($i=$newpos+1;$i<$currentpos+1;$i++) {
+    	        $neworder[$i]=$oldorder[$i-1];
+    	    }
+    	    for ($i=$currentpos+1;$i<=$#oldorder;$i++) {
+    	        $neworder[$i]=$oldorder[$i];
+    	    }
+        }
+	my $ordered_fields = join ",", @neworder;
+        my $put_result = &Apache::lonnet::put('environment',
+                           {'metadata.addedorder'=>$ordered_fields},$dom,$crs); 	
+	&Apache::lonnet::appenv('course.'.$env{'request.course.id'}.'.metadata.addedorder' => $ordered_fields);
+    }
+    my $fields = &get_added_meta_fieldnames($env{'request.course.id'});
+    my $ordered_fields;
+    my @fields_in_order = split /,/,$env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'};
+    if (!@fields_in_order) {
+        # no order found, pick sorted order then create metadata.addedorder key.
+        foreach my $key (sort keys %$fields) {
+            push @fields_in_order, $key;
+            $ordered_fields = join ",", @fields_in_order;
+        }
+        my $put_result = &Apache::lonnet::put('environment',
+                            {'metadata.addedorder'=>$ordered_fields},$dom,$crs); 
+    } 
+    $r->print('<table>');
+    my $num_fields = scalar(@fields_in_order);
+    foreach my $key (@fields_in_order) {
+        $r->print('<tr><td>');
+        $r->print('<form method="post" action="">');
+        $r->print('<select name="newpos" onChange="this.form.submit()">');
+        for (my $i = 1;$i le $num_fields;$i ++) {
+            if ($i eq $idx) {
+                $r->print('<option value="'.$i.'"  SELECTED>('.$i.')</option>');
+            } else {
+                $r->print('<option value="'.$i.'">'.$i.'</option>');
+            }
+        }
+        $r->print('</select></td><td>');
+        $r->print('<input type="hidden" name="currentpos" value="'.$idx.'" />');
+        $r->print('<input type="hidden" name="storeorder" value="true" />');
+        $r->print('</form>');
+        $r->print($$fields{$key}.'</td></tr>');
+        $idx ++;
+    }
+    $r->print('</table>');
+    return 'ok';
+}
+sub continue {
+    my $output;
+    $output .= '<form action="" method="post">';
+    $output .= '<input type="hidden" name="action" value="setrestrictmeta" />';
+    $output .= '<input type="submit" value="Continue" />';
+    return ($output);
+}
+sub addmetafield {
+    my ($r)=@_;
+    $r->print(&Apache::loncommon::start_page('Add Metadata Field'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Add Metadata Field'));
+    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    if (exists($env{'form.undelete'})) {
+        my @meta_fields = &Apache::loncommon::get_env_multiple('form.undeletefield');
+        foreach my $meta_field(@meta_fields) {
+            my $options = $env{'course.'.$env{'request.course.id'}.'.metadata.'.$meta_field.'.options'};
+            $options =~ s/deleted//;
+            $options =~ s/,,/,/;
+            my $put_result = &Apache::lonnet::put('environment',
+                                        {'metadata.'.$meta_field.'.options'=>$options},$dom,$crs);
+                                        
+            $r->print('Undeleted Metadata Field <strong>'.$env{'course.'.$env{'request.course.id'}.'.metadata.'.$meta_field.'.added'}."</strong> with result ".$put_result.'<br />');
+        }
+        $r->print(&continue());
+    } elsif (exists($env{'form.fieldname'})) {
+        my $meta_field = $env{'form.fieldname'};
+        my $display_field = $env{'form.fieldname'};
+        $meta_field =~ s/\W/_/g;
+        $meta_field =~ tr/A-Z/a-z/;
+        my $put_result = &Apache::lonnet::put('environment',
+                            {'metadata.'.$meta_field.'.values'=>"",
+                             'metadata.'.$meta_field.'.added'=>"$display_field",
+                             'metadata.'.$meta_field.'.options'=>""},$dom,$crs);
+        $r->print('Added new Metadata Field <strong>'.$env{'form.fieldname'}."</strong> with result ".$put_result.'<br />');
+        $r->print(&continue());
+    } else {
+        my $fields = &get_deleted_meta_fieldnames($env{'request.course.id'});
+        if ($fields) {
+            $r->print('You may undelete previously deleted fields.<br />Check those you wish to undelete and click Undelete.<br />');
+            $r->print('<form method="post" action="">');
+            foreach my $key(keys(%$fields)) {
+                $r->print('<input type="checkbox" name="undeletefield" value="'.$key.'" />'.$$fields{$key}.'<br /');
+            }
+            $r->print('<input type="submit" name="undelete" value="Undelete" />');
+            $r->print('</form>');
+        }
+        $r->print('<hr /><strong>Or</strong> you may enter a new metadata field name.<form method="post" action="/adm/parmset?action=addmetadata"');
+        $r->print('<input type="text" name="fieldname" /><br />');
+        $r->print('<input type="submit" value="Add Metadata Field" />');
+    }
+    $r->print('</form>');
+}
 sub setrestrictmeta {
     my ($r)=@_;
     my $next_meta;
     my $output;
     my $item_num;
     my $put_result;
-    
     $r->print(&Apache::loncommon::start_page('Restrict Metadata'));
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Restrict Metadata'));
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
@@ -3102,12 +3406,18 @@ sub setrestrictmeta {
             	    if ($env{'form.'.$meta_field.'_stuadd'}) {
             	        $options.='stuadd,';
             	    } 
-            	    if ($env{'form.'.$meta_field.'_onlyone'}) {
+            	    if ($env{'form.'.$meta_field.'_choices'}) {
+            	        $options.='choices,';
+            	    } 
+            	    if ($env{'form.'.$meta_field.'_onlyone'} eq 'single') {
             	        $options.='onlyone,';
             	    } 
             	    if ($env{'form.'.$meta_field.'_active'}) {
             	        $options.='active,';
             	    }
+            	    if ($env{'form.'.$meta_field.'_deleted'}) {
+            	        $options.='deleted,';
+            	    }
                     my $name = $save_field;
                      $put_result = &Apache::lonnet::put('environment',
                                                   {'metadata.'.$meta_field.'.options'=>$options,
@@ -3119,25 +3429,70 @@ sub setrestrictmeta {
     }
     &Apache::lonnet::coursedescription($env{'request.course.id'},
 				       {'freshen_cache' => 1});
+    # Get the default metadata fields
     my %metadata_fields = &Apache::lonmeta::fieldnames('portfolio');
+    # Now get possible added metadata fields
+    my $added_metadata_fields = &get_added_meta_fieldnames($env{'request.course.id'});
+    my $row_alt = 1;
+    $output .= &Apache::loncommon::start_data_table();
     foreach my $field (sort(keys(%metadata_fields))) {
-        &Apache::lonnet::logthis ($field);
         if ($field ne 'courserestricted') {
+            $row_alt = $row_alt ? 0 : 1;
 	    $output.= &output_row($r, $field, $metadata_fields{$field});
 	}
     }
+    my $buttons = (<<ENDButtons);
+        <input type="submit" name="restrictmeta" value="Save" />
+        </form><br />
+        <form method="post" action="/adm/parmset?action=addmetadata" name="form1">
+        <input type="submit" name="restrictmeta" value="Add a Metadata Field" />
+        </form>
+        <br />
+        <form method="post" action="/adm/parmset?action=ordermetadata" name="form2">
+        <input type="submit" name="restrictmeta" value="Order Metadata Fields" />
+ENDButtons
+    my $added_flag = 1;
+    foreach my $field (sort(keys(%$added_metadata_fields))) {
+        $row_alt = $row_alt ? 0 : 1;
+        $output.= &output_row($r, $field, $$added_metadata_fields{$field},$added_flag, $row_alt);
+    }
+    $output .= &Apache::loncommon::end_data_table();
     $r->print(<<ENDenv);       
         <form method="post" action="/adm/parmset?action=setrestrictmeta" name="form">
-        <p>
         $output
-        <input type="submit" name="restrictmeta" value="Update Metadata Restrictions">
+        $buttons
         </form>
 ENDenv
     $r->print(&Apache::loncommon::end_page());
     return 'ok';
 }
 ##################################################
-
+sub get_added_meta_fieldnames {
+    my ($cid) = @_;
+    my %fields;
+    foreach my $key(%env) {
+        if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+            my $field_name = $1;
+            my ($display_field_name) = $env{$key};
+            $fields{$field_name} = $display_field_name;
+        }
+    }
+    return \%fields;
+}
+sub get_deleted_meta_fieldnames {
+    my ($cid) = @_;
+    my %fields;
+    foreach my $key(%env) {
+        if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+            my $field_name = $1;
+            if ($env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'} =~ m/deleted/) {
+                my ($display_field_name) = $env{$key};
+                $fields{$field_name} = $display_field_name;
+            }
+        }
+    }
+    return \%fields;
+}
 sub defaultsetter {
     my ($r) = @_;
 
@@ -3232,11 +3587,15 @@ ENDDEFHEAD
     }
 $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
 	  &mt('Automatic setting rules apply to table mode interfaces only.'));
-    $r->print("\n<table border='1'><tr><th>".&mt('Rule for parameter').'</th><th>'.
-	      &mt('Action').'</th><th>'.&mt('Value').'</th></tr>');
+    $r->print("\n".&Apache::loncommon::start_data_table().
+	      &Apache::loncommon::start_data_table_header_row().
+	      "<th>".&mt('Rule for parameter').'</th><th>'.
+	      &mt('Action').'</th><th>'.&mt('Value').'</th>'.
+	      &Apache::loncommon::end_data_table_header_row());
     foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
 	unless ($tempkey) { next; }
-	$r->print("\n<tr><td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
+	$r->print("\n".&Apache::loncommon::start_data_table_row().
+		  "<td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
 	my $action=&rulescache($tempkey.'_action');
 	$r->print('<select name="'.$tempkey.'_action">');
 	if (&isdateparm($defkeytype{$tempkey})) {
@@ -3285,23 +3644,26 @@ ENDYESNO
         } else {
 	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
 	}
-        $r->print('</td></tr>');
+        $r->print('</td>'.&Apache::loncommon::end_data_table_row());
     }
-    $r->print("</table>\n<input type='submit' name='storerules' value='".
+    $r->print(&Apache::loncommon::end_data_table().
+	      "\n<input type='submit' name='storerules' value='".
 	      &mt('Store Rules')."' /></form>\n".
 	      &Apache::loncommon::end_page());
     return;
 }
 
 sub components {
-    my ($key,$uname,$udom,$exeuser,$exedomain)=@_;
-    my $typeflag=0;
-    if ($key=~/\.type$/) {
+    my ($key,$uname,$udom,$exeuser,$exedomain,$typeflag)=@_;
+
+    if ($typeflag) {
 	$key=~s/\.type$//;
-        $typeflag=1;
     }
+
+    my ($middle,$part,$name)=
+	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
     my $issection;
-    my ($middle,$part,$name)=($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+
     my $section=&mt('All Students');
     if ($middle=~/^\[(.*)\]/) {
 	$issection=$1;
@@ -3314,42 +3676,44 @@ sub components {
 	$section=&mt('User').": ".&Apache::loncommon::plainname($uname,$udom);
 	$issection='';
     }
-    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
     my $realmdescription=&mt('all resources'); 
     if ($middle=~/^(.+)\_\_\_\(all\)$/) {
-	$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+	$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <span class="LC_parm_folder"><br />('.$1.')</span></span>';
  	$realmdescription=&mt('folder').' '.&Apache::lonnet::gettitle($1);
    } elsif ($middle) {
 	my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
-	$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+	$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
 	$realmdescription=&mt('resource').' '.&Apache::lonnet::gettitle($middle);
     }
     my $what=$part.'.'.$name;
-    return ($realm,$section,$name,$part,$typeflag,
+    return ($realm,$section,$name,$part,
 	    $what,$middle,$uname,$udom,$issection,$realmdescription);
 }
 
+my %standard_parms;
+sub load_parameter_names {
+    open(my $config,"<$Apache::lonnet::perlvar{'lonTabDir'}/packages.tab");
+    while (my $configline=<$config>) {
+	if ($configline !~ /\S/ || $configline=~/^\#/) { next; }
+	chomp($configline);
+	my ($short,$plain)=split(/:/,$configline);
+	my (undef,$name,$type)=split(/\&/,$short,3);
+	if ($type eq 'display') {
+	    $standard_parms{$name} = $plain;
+	}
+    }
+    close($config);
+    $standard_parms{'int_pos'}      = 'Positive Integer';
+    $standard_parms{'int_zero_pos'} = 'Positive Integer or Zero';
+    %standard_parms=&Apache::lonlocal::texthash(%standard_parms);	
+}
+
 sub standard_parameter_names {
     my ($name)=@_;
-    my %standard_parms=&Apache::lonlocal::texthash('duedate' => 'Due Date',
-						   'answerdate' => 'Answer Date',
-						   'opendate' => 'Open Date',
-						   'maxtries' => 'Max. Number of Tries',
-						   'weight' => 'Weight',
-						   'date_start' => 'Starting Date',
-						   'date_end' => 'Ending Date',
-                                                   'interval' => 'Time Interval Length',
-                                                   'tol' => 'Numerical Tolerance',
-                                                   'sig' => 'Significant Digits',
-                                                   'contentopen' => 'Content Opening Date',
-                                                   'contentclose' => 'Content Closing Date',
-                                                   'discussend' => 'End of Discussion Time',
-                                                   'discusshide' => 'Discussion Hidden',
-                                                   'problemstatus' => 'Problem Status Visible',
-						   'int_pos' => 'Positive Integer',
-						   'int_zero_pos' => 'Positive Integer or Zero',
-						   'hinttries' => 'Number of Tries till Hints appear',
-                                                   'numbubbles' => 'Number of Bubbles in Exam Mode');
+    if (!%standard_parms) {
+	&load_parameter_names();
+    }
     if ($standard_parms{$name}) {
 	return $standard_parms{$name}; 
     } else { 
@@ -3364,31 +3728,27 @@ sub standard_parameter_names {
 
 sub parm_change_log {
     my ($r)=@_;
-    &startpage($r);
+    $r->print(&Apache::loncommon::start_page('Parameter Change Log'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Change Log'));
+
     my %parmlog=&Apache::lonnet::dump('nohist_parameterlog',
 				      $env{'course.'.$env{'request.course.id'}.'.domain'},
 				      $env{'course.'.$env{'request.course.id'}.'.num'});
 
     if ((keys(%parmlog))[0]=~/^error\:/) { undef(%parmlog); }
 
-    $r->print('<form action="/adm/parmset?action=settable"
-                     method="post" name"parameterlog">
-               <input type="hidden" name="action"
-                      value="parameterchangelog" />');
+    $r->print('<form action="/adm/parmset?action=parameterchangelog"
+                     method="post" name="parameterlog">');
     
     my %saveable_parameters = ('show' => 'scalar',);
     &Apache::loncommon::store_course_settings('parameter_log',
                                               \%saveable_parameters);
     &Apache::loncommon::restore_course_settings('parameter_log',
                                                 \%saveable_parameters);
-    if (!$env{'form.show'}) { $env{'form.show'}=10; }
-
-    my $countselect =
-	&Apache::lonmeta::selectbox('show',$env{'form.show'},undef,
-				    (&mt('all'),10,20,50,100,1000,10000));
-
-    $r->print('<nobr>'.&mt('[_1] Records',$countselect).'</nobr>'.
-	      '<input type="submit" value="'.&mt('Display').'" />');
+    $r->print(&Apache::loncommon::display_filter().
+              '<label>'.&Apache::lonhtmlcommon::checkbox('includetypes',$env{'form.includetypes'},'1').
+	      ' '.&mt('Include parameter types').'</label>'.
+	      '<input type="submit" value="'.&mt('Display').'" /></form>');
 
     my $courseopt=&Apache::lonnet::get_courseresdata($env{'course.'.$env{'request.course.id'}.'.num'},
 						     $env{'course.'.$env{'request.course.id'}.'.domain'});
@@ -3397,9 +3757,27 @@ sub parm_change_log {
 	      &mt('Parameter').'</th><th>'.&mt('Part').'</th><th>'.&mt('New Value').'</th><th>'.&mt('Announce').'</th>'.
 	      &Apache::loncommon::end_data_table_header_row());
     my $shown=0;
-    foreach my $id (sort { $parmlog{$b}{'exe_time'}<=>$parmlog{$a}{'exe_time'} } (keys(%parmlog))) {
+    my $folder='';
+    if ($env{'form.displayfilter'} eq 'currentfolder') {
+	my $last='';
+	if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
+		&GDBM_READER(),0640)) {
+	    $last=$hash{'last_known'};
+	    untie(%hash);
+	}
+	if ($last) { ($folder) = &Apache::lonnet::decode_symb($last); }
+    }
+    foreach my $id (sort 
+		    {
+			if ($parmlog{$b}{'exe_time'} ne $parmlog{$a}{'exe_time'}) {
+			    return $parmlog{$b}{'exe_time'} <=>$parmlog{$a}{'exe_time'}
+			}
+			my $aid = (split('00000',$a))[-1];
+			my $bid = (split('00000',$b))[-1];
+			return $bid<=>$aid;
+		    } (keys(%parmlog))) {
         my @changes=keys(%{$parmlog{$id}{'logentry'}});
-	my $count=$#changes+1;
+	my $count = 0;
 	my $time =
 	    &Apache::lonlocal::locallocaltime($parmlog{$id}{'exe_time'});
 	my $plainname = 
@@ -3418,71 +3796,99 @@ sub parm_change_log {
 						   $parmlog{$id}{'exe_udom'});
 	}
 	my $row_start=&Apache::loncommon::start_data_table_row();
-	$r->print($row_start.'<td rowspan="'.$count.'">'.$time.'</td>
-                       <td rowspan="'.$count.'">'.$about_me_link.
-		  '<br /><tt>'.$parmlog{$id}{'exe_uname'}.
-			          ':'.$parmlog{$id}{'exe_udom'}.'</tt>'.
-		  $send_msg_link.'</td>');
 	my $makenewrow=0;
 	my %istype=();
+	my $output;
 	foreach my $changed (reverse(sort(@changes))) {
-            my $value=$parmlog{$id}{'logentry'}->{$changed};
-            my ($realm,$section,$parmname,$part,$typeflag,$what,$middle,$uname,$udom,$issection,$realmdescription)=
-		&components($changed,$parmlog{$id}{'uname'},$parmlog{$id}{'udom'});
-	    if ($typeflag) { $istype{$parmname}=$value; }
-	    if ($makenewrow) { $r->print($row_start); } else { $makenewrow=1; }
-	    $r->print('<td>'.$realm.'</td><td>'.$section.'</td><td>'.
+            my $value=$parmlog{$id}{'logentry'}{$changed};
+	    my $typeflag = ($changed =~/\.type$/ &&
+			    !exists($parmlog{$id}{'logentry'}{$changed.'.type'}));
+            my ($realm,$section,$parmname,$part,$what,$middle,$uname,$udom,$issection,$realmdescription)=
+		&components($changed,$parmlog{$id}{'uname'},$parmlog{$id}{'udom'},undef,undef,$typeflag);
+	    if ($env{'form.displayfilter'} eq 'currentfolder') {
+		if ($folder) {
+		    if ($middle!~/^\Q$folder\E/) { next; }
+		}
+	    }
+	    if ($typeflag) {
+		$istype{$parmname}=$value; 
+		if (!$env{'form.includetypes'}) { next; } 
+	    }
+	    $count++;
+	    if ($makenewrow) {
+		$output .= $row_start;
+	    } else {
+		$makenewrow=1;
+	    }
+	    $output .='<td>'.$realm.'</td><td>'.$section.'</td><td>'.
 		      &standard_parameter_names($parmname).'</td><td>'.
-		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>');
+		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>';
 	    my $stillactive=0;
-	    if ($parmlog{$id}{'deleteflag'}) {
-		$r->print(&mt('Deleted'));
+	    if ($parmlog{$id}{'delflag'}) {
+		$output .= &mt('Deleted');
 	    } else {
 		if ($typeflag) {
-		    $r->print(&mt('Type: [_1]',&standard_parameter_names($value)));
+		    $output .= &mt('Type: [_1]',&standard_parameter_names($value));
 		} else {
 		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
 						      $uname,$udom,$issection,$issection,$courseopt);
 		    if (&isdateparm($istype{$parmname})) {
-			$r->print(&Apache::lonlocal::locallocaltime($value));
+			$output .= &Apache::lonlocal::locallocaltime($value);
 		    } else {
-			$r->print($value);
+			$output .= $value;
 		    }
 		    if ($value ne $all[$level]) {
-			$r->print('<br /><span class="LC_error">'.&mt('Not active anymore').'</span>');
+			$output .= '<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>';
 		    } else {
 			$stillactive=1;
 		    }
 		}
 	    }
-	    $r->print('</td>');
+	    $output .= '</td><td>';
 	    if ($stillactive) {
 		my $title=&mt('Changed [_1]',&standard_parameter_names($parmname));
                 my $description=&mt('Changed [_1] for [_2] to [_3]',&standard_parameter_names($parmname),$realmdescription,
 				    (&isdateparm($istype{$parmname})?&Apache::lonlocal::locallocaltime($value):$value));
 		if (($uname) && ($udom)) {
-		    $r->print('<td>'.
-			      &Apache::loncommon::messagewrapper('Notify User',$uname,$udom,$title,$description).
-			      '</td>');
+		    $output .= 
+			&Apache::loncommon::messagewrapper('Notify User',
+							   $uname,$udom,$title,
+							   $description);
 		} else {
-		    $r->print('<td>'.
-			      &Apache::lonrss::course_blog_link($id,$title,$description).
-			      '</td>');
+		    $output .= 
+			&Apache::lonrss::course_blog_link($id,$title,
+							  $description);
 		}
-	    } else {
-		$r->print('<td>&nbsp;</td>');
 	    }
-	    $r->print(&Apache::loncommon::end_data_table_row());
+	    $output .= '</td>'.&Apache::loncommon::end_data_table_row();
+	}
+        if ($env{'form.displayfilter'} eq 'containing') {
+	    my $wholeentry=$about_me_link.':'.
+		$parmlog{$id}{'exe_uname'}.':'.$parmlog{$id}{'exe_udom'}.':'.
+		$output;
+	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }        
+	}
+        if ($count) {
+	    $r->print($row_start.'<td rowspan="'.$count.'">'.$time.'</td>
+                       <td rowspan="'.$count.'">'.$about_me_link.
+		  '<br /><tt>'.$parmlog{$id}{'exe_uname'}.
+			          ':'.$parmlog{$id}{'exe_udom'}.'</tt>'.
+		  $send_msg_link.'</td>'.$output);
+	    $shown++;
 	}
-	$shown++;
 	if (!($env{'form.show'} eq &mt('all') 
 	      || $shown<=$env{'form.show'})) { last; }
     }
     $r->print(&Apache::loncommon::end_data_table());
-    $r->print('</form>');
     $r->print(&Apache::loncommon::end_page());
 }
 
+sub check_for_course_info {
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    return 1 if ($navmap);
+    return 0;
+}
+
 ##################################################
 ##################################################
 
@@ -3518,14 +3924,17 @@ sub handler {
     &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/parmset",
 					    text=>"Parameter Manager",
 					    faq=>10,
-					    bug=>'Instructor Interface'});
+					    bug=>'Instructor Interface',
+                                            help => 'Parameter_Manager'});
 
 # ----------------------------------------------------- Needs to be in a course
     my $parm_permission =
 	(&Apache::lonnet::allowed('opa',$env{'request.course.id'}) ||
 	 &Apache::lonnet::allowed('opa',$env{'request.course.id'}.'/'.
 				  $env{'request.course.sec'}));
-    if ($env{'request.course.id'} &&  $parm_permission) {
+    my $exists = &check_for_course_info();
+
+    if ($env{'request.course.id'} &&  $parm_permission && $exists) {
 
         # Start Page
         &Apache::loncommon::content_type($r,'text/html');
@@ -3543,6 +3952,8 @@ sub handler {
         #  the table mode
         if ((($env{'form.command'} eq 'set') && ($env{'form.url'})
 	     && (!$env{'form.dis'})) || ($env{'form.symb'})) {
+            &Apache::lonhtmlcommon::add_breadcrumb({help=>'Problem_Parameters',
+						    text=>"Problem Parameters"});
 	    &assessparms($r);
 
         } elsif (! exists($env{'form.action'})) {
@@ -3557,6 +3968,14 @@ sub handler {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
 						    text=>"Overview Mode"});
 	    &overview($r);
+	} elsif ($env{'form.action'} eq 'addmetadata' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+						    text=>"Add Metadata Field"});
+	    &addmetafield($r);
+	} elsif ($env{'form.action'} eq 'ordermetadata' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+						    text=>"Add Metadata Field"});
+	    &order_meta_fields($r);
         } elsif ($env{'form.action'} eq 'setrestrictmeta' && $parm_permission) {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
 						    text=>"Restrict Metadata"});
@@ -3578,11 +3997,20 @@ sub handler {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
 						    text=>"Parameter Change Log"});
 	    &parm_change_log($r);
+        } elsif ($env{'form.action'} eq 'cleanparameters' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
+						    text=>"Clean Parameters"});
+	    &clean_parameters($r);
 	}       
     } else {
 # ----------------------------- Not in a course, or not allowed to modify parms
-	$env{'user.error.msg'}=
-	    "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+	if ($exists) {
+	    $env{'user.error.msg'}=
+		"/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+	} else {
+	    $env{'user.error.msg'}=
+		"/adm/parmset::0:1:Course environment gone, reinitialize the course";
+	}
 	return HTTP_NOT_ACCEPTABLE;
     }
     return OK;