--- loncom/interface/lonparmset.pm	2005/06/05 17:24:04	1.210
+++ 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 1.210 2005/06/05 17:24:04 www Exp $
+# $Id: lonparmset.pm,v 1.361 2007/03/05 02:46:45 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -63,6 +63,9 @@ use Apache::lonhomework;
 use Apache::lonxml;
 use Apache::lonlocal;
 use Apache::lonnavmaps;
+use Apache::longroup;
+use Apache::lonrss;
+use LONCAPA qw(:DEFAULT :match);
 
 # --- Caches local to lonparmset
 
@@ -70,6 +73,8 @@ my $parmhashid;
 my %parmhash;
 my $symbsid;
 my %symbs;
+my $rulesid;
+my %rules;
 
 # --- end local caches
 
@@ -86,16 +91,19 @@ Inputs:  $what - a parameter spec (inclu
          $id   - a bighash Id number
          $def  - the resource's default value   'stupid emacs
 
-Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 11 possible levels
+Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
 
-11 - General Course
-10 - Map or Folder level in course
-9- resource default
-8- map default
-7 - resource level in course
-6 - General for section
-5 - Map or Folder level for section
-4 - resource level in section
+14- General Course
+13- Map or Folder level in course
+12- resource default
+11- map default
+10- resource level in course
+9 - General for section
+8 - Map or Folder level for section
+7 - resource level in section
+6 - General for group
+5 - Map or Folder level for group
+4 - resource level in group
 3 - General for specific student
 2 - Map or Folder level for specific student
 1 - resource level for specific student
@@ -104,30 +112,34 @@ Returns:  A list, the first item is the
 
 ##################################################
 sub parmval {
-    my ($what,$id,$def,$uname,$udom,$csec)=@_;
-    return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec);
+    my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
+    return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
+                                                           $cgroup,$courseopt);
 }
 
 sub parmval_by_symb {
-    my ($what,$symb,$def,$uname,$udom,$csec)=@_;
+    my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
 # load caches
-
     &cacheparmhash();
 
-    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-    my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
-    my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
-
+    my $useropt;
+    if ($uname ne '' && $udom ne '') {
+	$useropt = &Apache::lonnet::get_userresdata($uname,$udom);
+    }
 
     my $result='';
     my @outpar=();
 # ----------------------------------------------------- Cascading lookup scheme
     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    $map = &Apache::lonnet::deversion($map);
 
     my $symbparm=$symb.'.'.$what;
     my $mapparm=$map.'___(all).'.$what;
 
+    my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$what;
+    my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
+    my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
+
     my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$what;
     my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
     my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
@@ -137,53 +149,67 @@ sub parmval_by_symb {
     my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
 
 
-
 # --------------------------------------------------------- first, check course
 
     if (defined($$courseopt{$courselevel})) {
-	$outpar[11]=$$courseopt{$courselevel};
-	$result=11;
+	$outpar[14]=$$courseopt{$courselevel};
+	$result=14;
     }
 
     if (defined($$courseopt{$courselevelm})) {
-	$outpar[10]=$$courseopt{$courselevelm};
-	$result=10;
+	$outpar[13]=$$courseopt{$courselevelm};
+	$result=13;
     }
 
 # ------------------------------------------------------- second, check default
 
-    if (defined($def)) { $outpar[9]=$def; $result=9; }
+    if (defined($def)) { $outpar[12]=$def; $result=12; }
 
 # ------------------------------------------------------ third, check map parms
 
     my $thisparm=$parmhash{$symbparm};
-    if (defined($thisparm)) { $outpar[8]=$thisparm; $result=8; }
+    if (defined($thisparm)) { $outpar[11]=$thisparm; $result=11; }
 
     if (defined($$courseopt{$courselevelr})) {
-	$outpar[7]=$$courseopt{$courselevelr};
-	$result=7;
+	$outpar[10]=$$courseopt{$courselevelr};
+	$result=10;
     }
 
 # ------------------------------------------------------ fourth, back to course
-    if (defined($csec)) {
+    if ($csec ne '') {
         if (defined($$courseopt{$seclevel})) {
-	    $outpar[6]=$$courseopt{$seclevel};
-	    $result=6;
+	    $outpar[9]=$$courseopt{$seclevel};
+	    $result=9;
 	}
         if (defined($$courseopt{$seclevelm})) {
-	    $outpar[5]=$$courseopt{$seclevelm};
-	    $result=5;
+	    $outpar[8]=$$courseopt{$seclevelm};
+	    $result=8;
 	}
 
         if (defined($$courseopt{$seclevelr})) {
-	    $outpar[4]=$$courseopt{$seclevelr};
-	    $result=4;
+	    $outpar[7]=$$courseopt{$seclevelr};
+	    $result=7;
 	}
     }
+# ------------------------------------------------------ fifth, check course group
+    if ($cgroup ne '') {
+        if (defined($$courseopt{$grplevel})) {
+            $outpar[6]=$$courseopt{$grplevel};
+            $result=6;
+        }
+        if (defined($$courseopt{$grplevelm})) {
+            $outpar[5]=$$courseopt{$grplevelm};
+            $result=5;
+        }
+        if (defined($$courseopt{$grplevelr})) {
+            $outpar[4]=$$courseopt{$grplevelr};
+            $result=4;
+        }
+    }
 
 # ---------------------------------------------------------- fifth, check user
 
-    if (defined($uname)) {
+    if ($uname ne '') {
 	if (defined($$useropt{$courselevel})) {
 	    $outpar[3]=$$useropt{$courselevel};
 	    $result=3;
@@ -240,6 +266,55 @@ sub symbcache {
     return $symbs{$id};
 }
 
+sub resetrulescache {
+    $rulesid='';
+}
+
+sub rulescache {
+    my $id=shift;
+    if ($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);
+	$rulesid=$env{'request.course.id'};
+    }
+    return $rules{$id};
+}
+
+sub preset_defaults {
+    my $type=shift;
+    if (&rulescache($type.'_action') eq 'default') {
+# yes, there is something
+	return (&rulescache($type.'_hours'),
+		&rulescache($type.'_min'),
+		&rulescache($type.'_sec'),
+		&rulescache($type.'_value'));
+    } else {
+# nothing there or something else
+	return ('','','','','');
+    }
+}
+
+##################################################
+
+sub date_sanity_info {
+   my $checkdate=shift;
+   unless ($checkdate) { return ''; }
+   my $result='';
+   my $crsprefix='course.'.$env{'request.course.id'}.'.';
+   if ($env{$crsprefix.'default_enrollment_end_date'}) {
+      if ($checkdate>$env{$crsprefix.'default_enrollment_end_date'}) {
+         $result.='<br />'.&mt('After course enrollment end!');
+      }
+   }
+   if ($env{$crsprefix.'default_enrollment_start_date'}) {
+      if ($checkdate<$env{$crsprefix.'default_enrollment_start_date'}) {
+         $result.='<br />'.&mt('Before course enrollment start!');
+      }
+   }
+   return $result;
+}
 ##################################################
 ##################################################
 #
@@ -255,8 +330,8 @@ sub symbcache {
 # - userdomain
 
 sub storeparm {
-    my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec)=@_;
-    &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec);
+    my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
+    &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
 }
 
 #
@@ -271,15 +346,77 @@ sub storeparm {
 # - username
 # - userdomain
 
+my %recstack;
 sub storeparm_by_symb {
+    my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag,$cgroup)=@_;
+    unless ($recflag) {
+# first time call
+	%recstack=();
+	$recflag=1;
+    }
+# store parameter
+    &storeparm_by_symb_inner
+	($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup);
+# don't do anything if parameter was reset
+    unless ($nval) { return; }
+    my ($prefix,$parm)=($spnam=~/^(.*[\_\.])([^\_\.]+)$/);
+# remember that this was set
+    $recstack{$parm}=1;
+# what does this trigger?
+    foreach my $triggered (split(/\:/,&rulescache($parm.'_triggers'))) {
+# don't backfire
+       unless ((!$triggered) || ($recstack{$triggered})) {
+	   my $action=&rulescache($triggered.'_action');
+	   my ($whichaction,$whichparm)=($action=~/^(.*\_)([^\_]+)$/);
+# set triggered parameter on same level
+	   my $newspnam=$prefix.$triggered;
+	   my $newvalue='';
+	   my $active=1;
+	   if ($action=~/^when\_setting/) {
+# are there restrictions?
+	       if (&rulescache($triggered.'_triggervalue')=~/\w/) {
+		   $active=0;
+		   foreach my $possiblevalue (split(/\s*\,\s*/,&rulescache($triggered.'_triggervalue'))) {
+		       if (lc($possiblevalue) eq lc($nval)) { $active=1; }
+		   }
+	       }
+	       $newvalue=&rulescache($triggered.'_value');
+	   } else {
+	       my $totalsecs=((&rulescache($triggered.'_days')*24+&rulescache($triggered.'_hours'))*60+&rulescache($triggered.'_min'))*60+&rulescache($triggered.'_sec');
+	       if ($action=~/^later\_than/) {
+		   $newvalue=$nval+$totalsecs;
+	       } else {
+		   $newvalue=$nval-$totalsecs;
+	       }
+	   }
+	   if ($active) {
+	       &storeparm_by_symb($symb,$newspnam,$snum,$newvalue,&rulescache($triggered.'_type'),
+				   $uname,$udom,$csec,$recflag,$cgroup);
+	   }
+       }
+    }
+    return '';
+}
+
+sub log_parmset {
+    return &Apache::lonnet::instructor_log('parameterlog',@_);
+}
+
+sub storeparm_by_symb_inner {
 # ---------------------------------------------------------- Get symb, map, etc
-    my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec)=@_;
+    my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
 # ---------------------------------------------------------- Construct prefixes
     $spnam=~s/\_([^\_]+)$/\.$1/;
     my $map=(&Apache::lonnet::decode_symb($symb))[0];    
+    $map = &Apache::lonnet::deversion($map);
+
     my $symbparm=$symb.'.'.$spnam;
     my $mapparm=$map.'___(all).'.$spnam;
 
+    my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$spnam;
+    my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
+    my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
+
     my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$spnam;
     my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
     my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
@@ -289,12 +426,16 @@ sub storeparm_by_symb {
     my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
     
     my $storeunder='';
-    if (($snum==11) || ($snum==3)) { $storeunder=$courselevel; }
-    if (($snum==10) || ($snum==2)) { $storeunder=$courselevelm; }
-    if (($snum==7) || ($snum==1)) { $storeunder=$courselevelr; }
-    if ($snum==6) { $storeunder=$seclevel; }
-    if ($snum==5) { $storeunder=$seclevelm; }
-    if ($snum==4) { $storeunder=$seclevelr; }
+    if (($snum==14) || ($snum==3)) { $storeunder=$courselevel; }
+    if (($snum==13) || ($snum==2)) { $storeunder=$courselevelm; }
+    if (($snum==10) || ($snum==1)) { $storeunder=$courselevelr; }
+    if ($snum==9) { $storeunder=$seclevel; }
+    if ($snum==8) { $storeunder=$seclevelm; }
+    if ($snum==7) { $storeunder=$seclevelr; }
+    if ($snum==6) { $storeunder=$grplevel; }
+    if ($snum==5) { $storeunder=$grplevelm; }
+    if ($snum==4) { $storeunder=$grplevelr; }
+
     
     my $delete;
     if ($nval eq '') { $delete=1;}
@@ -308,9 +449,9 @@ sub storeparm_by_symb {
 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 # Expire sheets
 	&Apache::lonnet::expirespread('','','studentcalc');
-	if (($snum==7) || ($snum==4)) {
+	if (($snum==10) || ($snum==7) || ($snum==4)) {
 	    &Apache::lonnet::expirespread('','','assesscalc',$symb);
-	} elsif (($snum==8) || ($snum==5)) {
+	} elsif (($snum==11) || ($snum==8) || ($snum==5)) {
 	    &Apache::lonnet::expirespread('','','assesscalc',$map);
 	} else {
 	    &Apache::lonnet::expirespread('','','assesscalc');
@@ -319,9 +460,11 @@ sub storeparm_by_symb {
 	if ($delete) {
 	    $reply=&Apache::lonnet::del
 		('resourcedata',[keys(%storecontent)],$cdom,$cnum);
+            &log_parmset(\%storecontent,1);
 	} else {
 	    $reply=&Apache::lonnet::cput
 		('resourcedata',\%storecontent,$cdom,$cnum);
+	    &log_parmset(\%storecontent);
 	}
 	&Apache::lonnet::devalidatecourseresdata($cnum,$cdom);
     } else {
@@ -342,15 +485,17 @@ sub storeparm_by_symb {
 	if ($delete) {
 	    $reply=&Apache::lonnet::del
 		('resourcedata',[keys(%storecontent)],$udom,$uname);
+	    &log_parmset(\%storecontent,1,$uname,$udom);
 	} else {
 	    $reply=&Apache::lonnet::cput
 		('resourcedata',\%storecontent,$udom,$uname);
+	    &log_parmset(\%storecontent,0,$uname,$udom);
 	}
 	&Apache::lonnet::devalidateuserresdata($uname,$udom);
     }
     
     if ($reply=~/^error\:(.*)/) {
-	return "<font color=red>Write Error: $1</font>";
+	return "<span class=\"LC_error\">Write Error: $1</span>";
     }
     return '';
 }
@@ -364,21 +509,26 @@ sub storeparm_by_symb {
 
 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') {
-	$result = '&nbsp;&nbsp;';
+	if ($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);
@@ -403,8 +553,9 @@ sub valout {
 		$result.=$sec.' secs ';
             }
             $result=~s/\s+$//;
-        } elsif ($type=~/^date/) {
-            $result = localtime($value);
+        } elsif (&isdateparm($type)) {
+            $result = &Apache::lonlocal::locallocaltime($value).
+		&date_sanity_info($value);
         } else {
             $result = $value;
         }
@@ -434,34 +585,28 @@ sub plink {
     my ($type,$dis,$value,$marker,$return,$call)=@_;
     my $winvalue=$value;
     unless ($winvalue) {
-	if ($type=~/^date/) {
+	if (&isdateparm($type)) {
             $winvalue=$env{'form.recent_'.$type};
         } else {
             $winvalue=$env{'form.recent_'.(split(/\_/,$type))[0]};
         }
     }
-
-
-    return 
+    my ($parmname)=((split(/\&/,$marker))[1]=~/\_([^\_]+)$/);
+    my ($hour,$min,$sec,$val)=&preset_defaults($parmname);
+    unless (defined($winvalue)) { $winvalue=$val; }
+    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."','".$call."'".');">'.
-		&valout($value,$type).'</a><a name="'.$marker.'"></a>';
+	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
+		&valout($value,$type,1).'</a></td></tr></table>';
 }
 
-sub startpage {
-    my $r=shift;
+sub page_js {
 
-    my $bodytag=&Apache::loncommon::bodytag('Set/Modify Course Parameters','',
-                                            'onUnload="pclose()"');
-    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Table Mode Parameter Setting');
     my $selscript=&Apache::loncommon::studentbrowser_javascript();
     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
-    my $html=&Apache::lonxml::xmlbegin();
-    $r->print(<<ENDHEAD);
-$html
-<head>
-<title>LON-CAPA Course Parameters</title>
-<script>
+
+    return(<<ENDJS);
+<script type="text/javascript">
 
     function pclose() {
         parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
@@ -503,33 +648,51 @@ $html
     }
 </script>
 $selscript
-</head>
-$bodytag
+ENDJS
+
+}
+sub startpage {
+    my ($r) = @_;
+
+    my %loaditems = ('onunload' => "pclose()",
+		     'onload'   => "group_or_section('cgroup')",);
+
+    my $start_page = 
+	&Apache::loncommon::start_page('Set/Modify Course Parameters',
+				       &page_js(),
+				       {'add_entries' => \%loaditems,});
+    my $breadcrumbs = 
+	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
+    $r->print(<<ENDHEAD);
+$start_page
 $breadcrumbs
 <form method="post" action="/adm/parmset?action=settable" name="parmform">
-<input type="hidden" value='' name="pres_value">
-<input type="hidden" value='' name="pres_type">
-<input type="hidden" value='' name="pres_marker">
-<input type="hidden" value='1' name="prevvisit">
+<input type="hidden" value='' name="pres_value" />
+<input type="hidden" value='' name="pres_type" />
+<input type="hidden" value='' name="pres_marker" />
+<input type="hidden" value='1' name="prevvisit" />
 ENDHEAD
 }
 
 
 sub print_row {
     my ($r,$which,$part,$name,$symbp,$rid,$default,$defaulttype,$display,$defbgone,
-	$defbgtwo,$parmlev,$uname,$udom,$csec)=@_;
+	$defbgtwo,$defbgthree,$parmlev,$uname,$udom,$csec,$cgroup,$usersgroups)=@_;
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
 # get the values for the parameter in cascading order
 # empty levels will remain empty
     my ($result,@outpar)=&parmval($$part{$which}.'.'.$$name{$which},
-				  $rid,$$default{$which},$uname,$udom,$csec);
+	  $rid,$$default{$which},$uname,$udom,$csec,$cgroup,$courseopt);
 # get the type for the parameters
 # problem: these may not be set for all levels
     my ($typeresult,@typeoutpar)=&parmval($$part{$which}.'.'.
-                                          $$name{$which}.'.type',
-				  $rid,$$defaulttype{$which},$uname,$udom,$csec);
+                                          $$name{$which}.'.type',$rid,
+		 $$defaulttype{$which},$uname,$udom,$csec,$cgroup,$courseopt);
 # cascade down manually
     my $cascadetype=$$defaulttype{$which};
-    for (my $i=11;$i>0;$i--) {
+    for (my $i=14;$i>0;$i--) {
 	 if ($typeoutpar[$i]) { 
             $cascadetype=$typeoutpar[$i];
 	} else {
@@ -544,62 +707,95 @@ sub print_row {
     } else {    
         $parm=~s|\[.*\]\s||g;
     }
-
+    my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
+    if ($automatic) {
+	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
+    }
     $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
    
     my $thismarker=$which;
     $thismarker=~s/^parameter\_//;
     my $mprefix=$rid.'&'.$thismarker.'&';
+    my $effective_parm = &valout($outpar[$result],$typeoutpar[$result]);
+    my ($othergrp,$grp_parm,$controlgrp);
 
     if ($parmlev eq 'general') {
 
         if ($uname) {
             &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+        } elsif ($cgroup) {
+            &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         } elsif ($csec) {
-            &print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
+            &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
         } else {
-            &print_td($r,11,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
+            &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display); 
         }
     } elsif ($parmlev eq 'map') {
 
         if ($uname) {
             &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+        } elsif ($cgroup) {
+            &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         } elsif ($csec) {
-            &print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+            &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         } else {
-            &print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+            &print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
         }
     } else {
+        if ($uname) {
+            if (@{$usersgroups} > 1) {
+                my ($coursereply,$grp_parm,$controlgrp);
+                ($coursereply,$othergrp,$grp_parm,$controlgrp) =
+                    &print_usergroups($r,$$part{$which}.'.'.$$name{$which},
+                       $rid,$cgroup,$defbgone,$usersgroups,$result,$courseopt);
+                if ($coursereply && $result > 3) {
+                    if (defined($controlgrp)) {
+                        if ($cgroup ne $controlgrp) {
+                            $effective_parm = $grp_parm;
+                            $result = 0;
+                        }
+                    }
+                }
+            }
+        }
 
-        &print_td($r,11,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+        &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 
+	&print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+	&print_td($r,12,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+	&print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	&print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	&print_td($r,9,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	&print_td($r,8,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	&print_td($r,7,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	
 	if ($csec) {
-	    &print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	    &print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-	    &print_td($r,4,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+	    &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+	    &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+	    &print_td($r,7,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	}
+
+        if ($cgroup) {
+            &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+            &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+            &print_td($r,4,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+        }
+     
 	if ($uname) {
+            if ($othergrp) {
+                $r->print($othergrp);
+            }
 	    &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	    &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	    &print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
 	}
 
     } # end of $parmlev if/else
-
-    $r->print('<td bgcolor=#CCCCFF align="center">'.
-                  &valout($outpar[$result],$typeoutpar[$result]).'</td>');
+    $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
 
     if ($parmlev eq 'full') {
         my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
                                         '.'.$$name{$which},$$symbp{$rid});
         my $sessionvaltype=$typeoutpar[$result];
         if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
-        $r->print('<td bgcolor=#999999 align="center"><font color=#FFFFFF>'.
+        $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
                   &valout($sessionval,$sessionvaltype).'&nbsp;'.
                   '</font></td>');
     }
@@ -611,7 +807,7 @@ sub print_td {
     my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
     $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
               ' align="center">');
-    if ($which<8 || $which > 9) {
+    if ($which<11 || $which > 12) {
 	$r->print(&plink($$typeoutpar[$which],
 			 $$display{$value},$$outpar[$which],
 			 $mprefix."$which",'parmform.pres','psub'));
@@ -621,6 +817,61 @@ sub print_td {
     $r->print('</td>'."\n");
 }
 
+sub print_usergroups {
+    my ($r,$what,$rid,$cgroup,$defbg,$usersgroups,$result,$courseopt) = @_;
+    my $courseid = $env{'request.course.id'};
+    my $output;
+    my $symb = &symbcache($rid);
+    my $symbparm=$symb.'.'.$what;
+    my $map=(&Apache::lonnet::decode_symb($symb))[0];
+    my $mapparm=$map.'___(all).'.$what;
+    my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype) =
+          &parm_control_group($courseid,$usersgroups,$symbparm,$mapparm,$what,
+                                                                   $courseopt);
+    my $bgcolor = $defbg;
+    my $grp_parm;
+    if (($coursereply) && ($cgroup ne $resultgroup)) { 
+        if ($result > 3) {
+            $bgcolor = '"#AAFFAA"';
+            $grp_parm = &valout($coursereply,$resulttype);
+        }
+        $grp_parm = &valout($coursereply,$resulttype);
+        $output = '<td bgcolor='.$bgcolor.' align="center">';
+        if ($resultgroup && $resultlevel) {
+            $output .= '<small><b>'.$resultgroup.'</b> ('.$resultlevel.'): </small>'.$grp_parm;
+        } else {
+            $output .= '&nbsp;';
+        }
+        $output .= '</td>';
+    } else {
+        $output .= '<td bgcolor='.$bgcolor.'>&nbsp;</td>';
+    }
+    return ($coursereply,$output,$grp_parm,$resultgroup);
+}
+
+sub parm_control_group {
+    my ($courseid,$usersgroups,$symbparm,$mapparm,$what,$courseopt) = @_;
+    my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
+    my $grpfound = 0;
+    my @levels = ($symbparm,$mapparm,$what);
+    my @levelnames = ('resource','map/folder','general');
+    foreach my $group (@{$usersgroups}) {
+        if ($grpfound) { last; }
+        for (my $i=0; $i<@levels; $i++) {
+            my $item = $courseid.'.['.$group.'].'.$levels[$i];
+            if (defined($$courseopt{$item})) {
+                $coursereply = $$courseopt{$item};
+                $resultitem = $item;
+                $resultgroup = $group;
+                $resultlevel = $levelnames[$i];
+                $resulttype = $$courseopt{$item.'.type'};
+                $grpfound = 1;
+                last;
+            }
+        }
+    }
+    return($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
+}
 
 =pod
 
@@ -668,6 +919,7 @@ sub extractResourceInformation {
     my $maptitles=shift;
     my $uris=shift;
     my $keyorder=shift;
+    my $defkeytype=shift;
 
     my $keyordercnt=100;
 
@@ -699,6 +951,7 @@ sub extractResourceInformation {
 		my $parmdis = $display;
 		$parmdis =~ s/\[Part.*$//g;
                 $$allparms{$name}=$parmdis;
+		$$defkeytype{$name}=&Apache::lonnet::metadata($srcf,$key.'.type');
 #
 # allparts is a hash of all parts
 #
@@ -740,8 +993,13 @@ sub extractResourceInformation {
 ##################################################
 ##################################################
 
+sub isdateparm {
+    my $type=shift;
+    return (($type=~/^date/) && (!($type eq 'date_interval')));
+}
+
 sub parmmenu {
-    my ($r,$allparms,$pscat)=@_;
+    my ($r,$allparms,$pscat,$keyorder)=@_;
     my $tempkey;
     $r->print(<<ENDSCRIPT);
 <script type="text/javascript">
@@ -769,8 +1027,18 @@ sub parmmenu {
 	checkthis('duedate','pscat');
  	checkthis('opendate','pscat');
 	checkthis('answerdate','pscat');
-	checkthis('interval','pscat');
-   }
+    }
+
+    function checkdisset() {
+	checkthis('discussend','pscat');
+ 	checkthis('discusshide','pscat');
+    }
+
+    function checkcontdates() {
+	checkthis('contentopen','pscat');
+ 	checkthis('contentclose','pscat');
+    }
+ 
 
     function checkvisi() {
 	checkthis('hiddenresource','pscat');
@@ -796,16 +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 (sort { $$allparms{$a} cmp $$allparms{$b} }
-                      keys %{$allparms} ) {
-	$r->print("\n<td><font size='-1'><input type='checkbox' name='pscat' ");
+    foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
+	$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}.'</font></td>');
+	$r->print('>'.$$allparms{$tempkey}.'</label></td>');
  	$cnt++;
         if ($cnt==3) {
 	    $r->print("</tr>\n<tr>");
@@ -813,15 +1080,17 @@ ENDSCRIPT
 	}
     }
     $r->print('
-</tr><tr><td>
-<a href="javascript:checkall(true, \'pscat\')">Select All</a>
-<a href="javascript:checkstandard()">Select Standard</a>
+</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>
-<a href="javascript:checkdates()">Select Dates</a>
-<a href="javascript:checkvisi()">Select Visibilities</a>
-<a href="javascript:checkparts()">Select Part Parameters</a>
+<a href="javascript:checkdates()">Add&nbsp;Problem&nbsp;Dates</a>
+<a href="javascript:checkcontdates()">Add&nbsp;Content&nbsp;Dates</a><br />
+<a href="javascript:checkdisset()">Add&nbsp;Discussion&nbsp;Settings</a>
+<a href="javascript:checkvisi()">Add&nbsp;Visibilities</a><br />
+<a href="javascript:checkparts()">Add&nbsp;Part&nbsp;Parameters</a>
 </td><td>
-<a href="javascript:checkall(false, \'pscat\')">Unselect All</a>
+<a href="javascript:checkall(false, \'pscat\')">Unselect&nbsp;All</a>
 </td>
 ');
     $r->print('</tr></table>');
@@ -829,13 +1098,15 @@ ENDSCRIPT
 
 sub partmenu {
     my ($r,$allparts,$psprt)=@_;
-    $r->print('<select multiple name="psprt" size="5">');
+    $r->print('<select multiple name="psprt" size="8">');
     $r->print('<option value="all"');
     $r->print(' selected') unless (@{$psprt});
     $r->print('>'.&mt('All Parts').'</option>');
     my %temphash=();
     foreach (@{$psprt}) { $temphash{$_}=1; }
-    foreach my $tempkey (sort keys %{$allparts}) {
+    foreach my $tempkey (sort {
+	if ($a==$b) { return ($a cmp $b) } else { return ($a <=> $b); }
+    } keys(%{$allparts})) {
 	unless ($tempkey =~ /\./) {
 	    $r->print('<option value="'.$tempkey.'"');
 	    if ($$psprt[0] eq "all" ||  $temphash{$tempkey}) {
@@ -848,32 +1119,90 @@ sub partmenu {
 }
 
 sub usermenu {
-    my ($r,$uname,$id,$udom,$csec)=@_;
+    my ($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,$usersgroups)=@_;
     my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
         &Apache::loncommon::selectstudent_link('parmform','uname','udom');
     my $selscript=&Apache::loncommon::studentbrowser_javascript();
     my %lt=&Apache::lonlocal::texthash(
-		    'sg'    => "Section/Group",
+		    'se'    => "Section",
+                    'gr'    => "Group",
 		    'fu'    => "For User",
 		    'oi'    => "or ID",
 		    'ad'    => "at Domain"
 				       );
-    my %sectionhash=();
     my $sections='';
-    if (&Apache::loncommon::get_sections(
-                 $env{'course.'.$env{'request.course.id'}.'.domain'},
-                 $env{'course.'.$env{'request.course.id'}.'.num'},
-					 \%sectionhash)) {
-        $sections=$lt{'sg'}.': <select name="csec">';
-	foreach ('',sort keys %sectionhash) {
-	    $sections.='<option value="'.$_.'"'.
-		($_ eq $csec?'selected="selected"':'').'>'.$_.'</option>';
+    my %sectionhash = &Apache::loncommon::get_sections();
+
+    my $groups;
+    my %grouphash = &Apache::longroup::coursegroups();
+
+    if (%sectionhash) {
+        $sections=$lt{'se'}.': <select name="csec"';
+        if (%grouphash && $parmlev ne 'full') {
+            $sections .= qq| onchange="group_or_section('csec')" |;
+        }
+        $sections .= '>';
+	foreach my $section ('',sort keys %sectionhash) {
+	    $sections.='<option value="'.$section.'" '.
+		($section eq $csec?'selected="selected"':'').'>'.$section.
+                                                              '</option>';
         }
         $sections.='</select>';
-     }
-     $r->print(<<ENDMENU);
+    }
+    if (%sectionhash && %grouphash && $parmlev ne 'full') {
+        $sections .= '&nbsp;or&nbsp;';
+        $sections .= qq|
+<script type="text/javascript">
+function group_or_section(caller) {
+   if (caller == "cgroup") {
+       if (document.parmform.cgroup.selectedIndex != 0) {
+           document.parmform.csec.selectedIndex = 0;
+       }
+   } else {
+       if (document.parmform.csec.selectedIndex != 0) {
+           document.parmform.cgroup.selectedIndex = 0;
+       }
+   }
+}
+</script>
+|;
+    } else {
+        $sections .= qq|
+<script type="text/javascript">
+function group_or_section(caller) {
+    return;
+}
+</script>
+|;
+    } 
+
+    if (%grouphash) {
+        $groups=$lt{'gr'}.': <select name="cgroup"';
+        if (%sectionhash && $env{'form.action'} eq 'settable') {
+            $groups .= qq| onchange="group_or_section('cgroup')" |;
+        }
+        $groups .= '>';
+        foreach my $grp ('',sort keys %grouphash) {
+            $groups.='<option value="'.$grp.'" ';
+            if ($grp eq $cgroup) {
+                unless ((defined($uname)) && ($grp eq '')) {
+                    $groups .=  'selected="selected" ';
+                }
+            } elsif (!defined($cgroup)) {
+                if (@{$usersgroups} == 1) {
+                    if ($grp eq $$usersgroups[0]) {
+                        $groups .=  'selected="selected" ';
+                    }
+                }
+            }
+            $groups .= '>'.$grp.'</option>';
+        }
+        $groups.='</select>';
+    }
+    $r->print(<<ENDMENU);
 <b>
 $sections
+$groups
 <br />
 $lt{'fu'} 
 <input type="text" value="$uname" size="12" name="uname" />
@@ -886,10 +1215,10 @@ ENDMENU
 }
 
 sub displaymenu {
-    my ($r,$allparms,$allparts,$pscat,$psprt)=@_;
+    my ($r,$allparms,$allparts,$pscat,$psprt,$keyorder)=@_;
     $r->print('<table border="1"><tr><th>'.&mt('Select Parameters to View').'</th><th>'.
 	     &mt('Select Parts to View').'</th></tr><tr><td>');  
-    &parmmenu($r,$allparms,$pscat);
+    &parmmenu($r,$allparms,$pscat,$keyorder);
     $r->print('</td><td>');
     &partmenu($r,$allparts,$psprt);
     $r->print('</td></tr></table>');
@@ -897,7 +1226,7 @@ sub displaymenu {
 
 sub mapmenu {
     my ($r,$allmaps,$pschp,$maptitles)=@_;
-    $r->print(&mt('Select Enclosing Map or Folder').' ');
+    $r->print('<b>'.&mt('Select Enclosing Map or Folder').'</b> ');
     $r->print('<select name="pschp">');
     $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
     foreach (sort {$$allmaps{$a} cmp $$allmaps{$b}} keys %{$allmaps}) {
@@ -910,8 +1239,8 @@ sub mapmenu {
 
 sub levelmenu {
     my ($r,$alllevs,$parmlev)=@_;
-    $r->print(&mt('Select Parameter Level').
-	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').' ');
+    $r->print('<b>'.&mt('Select Parameter Level').
+	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').'</b> ');
     $r->print('<select name="parmlev">');
     foreach (reverse sort keys %{$alllevs}) {
 	$r->print('<option value="'.$$alllevs{$_}.'"');
@@ -923,6 +1252,46 @@ sub levelmenu {
     $r->print("</select>");
 }
 
+
+sub sectionmenu {
+    my ($r,$selectedsections)=@_;
+    my %sectionhash = &Apache::loncommon::get_sections();
+    return if (!%sectionhash);
+
+    $r->print('<select name="Section" multiple="true" size="8" >');
+    foreach my $s ('all',sort keys %sectionhash) {
+	$r->print('    <option value="'.$s.'"');
+	foreach (@{$selectedsections}) {
+	    if ($s eq $_) {
+		$r->print(' selected');
+		last;
+	    }
+	}
+	$r->print('>'.$s."</option>\n");
+    }
+    $r->print("</select>\n");
+}
+
+sub groupmenu {
+    my ($r,$selectedgroups)=@_;
+    my %grouphash = &Apache::longroup::coursegroups();
+    return if (!%grouphash);
+
+    $r->print('<select name="Group" multiple="true" size="8" >');
+    foreach my $group (sort(keys(%grouphash))) {
+	$r->print('    <option value="'.$group.'"');
+	foreach (@{$selectedgroups}) {
+	    if ($group eq $_) {
+		$r->print(' selected');
+		last;
+	    }
+	}
+	$r->print('>'.$group."</option>\n");
+    }
+    $r->print("</select>\n");
+}
+
+
 sub keysplit {
     my $keyp=shift;
     return (split(/\,/,$keyp));
@@ -935,6 +1304,63 @@ sub keysinorder {
     } (keys %{$name});
 }
 
+sub keysinorder_bytype {
+    my ($name,$keyorder)=@_;
+    return sort {
+	my $ta=(split('_',$a))[-1];
+	my $tb=(split('_',$b))[-1];
+	if ($$keyorder{'parameter_0_'.$ta} == $$keyorder{'parameter_0_'.$tb}) {
+	    return ($a cmp $b);
+	}
+	$$keyorder{'parameter_0_'.$ta} <=> $$keyorder{'parameter_0_'.$tb};
+    } (keys %{$name});
+}
+
+sub keysindisplayorder {
+    my ($name,$keyorder)=@_;
+    return sort {
+	$$keyorder{'parameter_0_'.$a} <=> $$keyorder{'parameter_0_'.$b};
+    } (keys %{$name});
+}
+
+sub sortmenu {
+    my ($r,$sortorder)=@_;
+    $r->print('<br /><label><input type="radio" name="sortorder" value="realmstudent"');
+    if ($sortorder eq 'realmstudent') {
+       $r->print(' checked="on"');
+    }
+    $r->print(' />'.&mt('Sort by realm first, then student (group/section)'));
+    $r->print('</label><br /><label><input type="radio" name="sortorder" value="studentrealm"');
+    if ($sortorder eq 'studentrealm') {
+       $r->print(' checked="on"');
+    }
+    $r->print(' />'.&mt('Sort by student (group/section) first, then realm').
+	      '</label>');
+}
+
+sub standardkeyorder {
+    return ('parameter_0_opendate' => 1,
+	    'parameter_0_duedate' => 2,
+	    'parameter_0_answerdate' => 3,
+	    'parameter_0_interval' => 4,
+	    'parameter_0_weight' => 5,
+	    'parameter_0_maxtries' => 6,
+	    'parameter_0_hinttries' => 7,
+	    'parameter_0_contentopen' => 8,
+	    'parameter_0_contentclose' => 9,
+	    'parameter_0_type' => 10,
+	    'parameter_0_problemstatus' => 11,
+	    'parameter_0_hiddenresource' => 12,
+	    'parameter_0_hiddenparts' => 13,
+	    'parameter_0_display' => 14,
+	    'parameter_0_ordered' => 15,
+	    'parameter_0_tol' => 16,
+	    'parameter_0_sig' => 17,
+	    'parameter_0_turnoffunit' => 18,
+            'parameter_0_discussend' => 19,
+            'parameter_0_discusshide' => 20);
+}
+
 ##################################################
 ##################################################
 
@@ -986,11 +1412,13 @@ sub assessparms {
     my $udom;
     my $uhome;
     my $csec;
+    my $cgroup;
+    my @usersgroups = ();
  
     my $coursename=$env{'course.'.$env{'request.course.id'}.'.description'};
 
     $alllevs{'Resource Level'}='full';
-    $alllevs{'Map Level'}='map';
+    $alllevs{'Map/Folder Level'}='map';
     $alllevs{'Course Level'}='general';
 
     my %allparms;
@@ -998,24 +1426,8 @@ sub assessparms {
 #
 # Order in which these parameters will be displayed
 #
-    my %keyorder=('parameter_0_opendate' => 1,
-                  'parameter_0_duedate' => 2,
-                  'parameter_0_answerdate' => 3,
-                  'parameter_0_interval' => 4,
-                  'parameter_0_weight' => 5,
-                  'parameter_0_maxtries' => 6,
-                  'parameter_0_hinttries' => 7,
-                  'parameter_0_contentopen' => 8,
-                  'parameter_0_contentclose' => 9,
-                  'parameter_0_type' => 10,
-                  'parameter_0_problemstatus' => 11,
-                  'parameter_0_hiddenresource' => 12,
-                  'parameter_0_hiddenparts' => 13,
-                  'parameter_0_display' => 14,
-                  'parameter_0_ordered' => 15,
-                  'parameter_0_tol' => 16,
-                  'parameter_0_sig' => 17,
-                  'parameter_0_turnoffunit' => 18);
+    my %keyorder=&standardkeyorder();
+
     @ids=();
     %symbp=();
     %typep=();
@@ -1023,6 +1435,7 @@ sub assessparms {
     my $message='';
 
     $csec=$env{'form.csec'};
+    $cgroup=$env{'form.cgroup'};
 
     if      ($udom=$env{'form.udom'}) {
     } elsif ($udom=$env{'request.role.domain'}) {
@@ -1071,8 +1484,8 @@ sub assessparms {
 	    $id='';
 	} else {
 	    $message=
-		"<font color=red>".&mt("Unknown ID")." '$id' ".
-		&mt('at domain')." '$udom'</font>";
+		'<span class="LC_error">'.&mt("Unknown ID")." '$id' ".
+		&mt('at domain')." '$udom'</span>";
 	}
     } else {
 	$uname=$env{'form.uname'};
@@ -1083,30 +1496,40 @@ sub assessparms {
 	$uhome=&Apache::lonnet::homeserver($uname,$udom);
         if ($uhome eq 'no_host') {
 	    $message=
-		"<font color=red>".&mt("Unknown user")." '$uname' ".
-		&mt("at domain")." '$udom'</font>";
+		'<span class="LC_error">'.&mt("Unknown user")." '$uname' ".
+		&mt("at domain")." '$udom'</span>";
 	    $uname='';
         } else {
 	    $csec=&Apache::lonnet::getsection($udom,$uname,
 					      $env{'request.course.id'});
+            
 	    if ($csec eq '-1') {
-		$message="<font color=red>".
+		$message='<span class="LC_error">'.
 		    &mt("User")." '$uname' ".&mt("at domain")." '$udom' ".
-		    &mt("not in this course")."</font>";
+		    &mt("not in this course")."</span>";
 		$uname='';
 		$csec=$env{'form.csec'};
+                $cgroup=$env{'form.cgroup'};
 	    } else {
 		my %name=&Apache::lonnet::userenvironment($udom,$uname,
 		      ('firstname','middlename','lastname','generation','id'));
 		$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,$env{'request.course.id'});
+            if (@usersgroups > 0) {
+                unless (grep(/^\Q$cgroup\E$/,@usersgroups)) {
+                    $cgroup = $usersgroups[0];
+                }
+            }
         }
     }
 
     unless ($csec) { $csec=''; }
+    unless ($cgroup) { $cgroup=''; }
 
 # --------------------------------------------------------- Get all assessments
     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
@@ -1125,7 +1548,7 @@ sub assessparms {
 	    $message.=&storeparm(split(/\&/,$markers[$i]),
 				 $values[$i],
 				 $types[$i],
-				 $uname,$udom,$csec);
+				 $uname,$udom,$csec,$cgroup);
 	}
 # ---------------------------------------------------------------- Done storing
 	$message.='<h3>'.&mt('Changes can take up to 10 minutes before being active for all students.').&Apache::loncommon::help_open_topic('Caching').'</h3>';
@@ -1141,7 +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) {
@@ -1153,13 +1576,16 @@ sub assessparms {
 	    $r->print('</td>');
 	}
         $r->print('</td></tr></table>');
-	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt);
+	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
     } else {
         my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
-        $r->print(&mt('Specific Resource').": ".$resource.
-                  '<input type="hidden" value="'.$pssymb.'" name="symb">');
+	my $title = &Apache::lonnet::gettitle($pssymb);
+        $r->print(&mt('Specific Resource: [_1] ([_2])',$title,$resource).
+                  '<input type="hidden" value="'.$pssymb.'" name="symb" />'.
+		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
+		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
     }
-    &usermenu($r,$uname,$id,$udom,$csec);    
+    &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);    
 
     $r->print('<p>'.$message.'</p>');
 
@@ -1181,11 +1607,19 @@ sub assessparms {
 
         if ($parmlev eq 'full') {
            my $coursespan=$csec?8:5;
+           my $userspan=3;
+           if ($cgroup ne '') {
+              $coursespan += 3;
+           } 
+      
            $r->print('<p><table border=2>');
            $r->print('<tr><td colspan=5></td>');
            $r->print('<th colspan='.($coursespan).'>'.&mt('Any User').'</th>');
            if ($uname) {
-               $r->print("<th colspan=3 rowspan=2>");
+               if (@usersgroups > 1) {
+                   $userspan ++;
+               }
+               $r->print('<th colspan="'.$userspan.'" rowspan="2">');
                $r->print(&mt("User")." $uname ".&mt('at Domain')." $udom</th>");
            }
 	   my %lt=&Apache::lonlocal::texthash(
@@ -1207,14 +1641,18 @@ 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>
 
 ENDTABLETWO
            if ($csec) {
                 $r->print("<th colspan=3>".
-			  &mt("in Section/Group")." $csec</th>");
+			  &mt("in Section")." $csec</th>");
+           }
+           if ($cgroup) {
+                $r->print("<th colspan=3>".
+                          &mt("in Group")." $cgroup</th>");
            }
            $r->print(<<ENDTABLEHEADFOUR);
 </tr><tr><th>$lt{'aut'}</th><th>$lt{'type'}</th>
@@ -1227,7 +1665,14 @@ ENDTABLEHEADFOUR
                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
            }
 
+           if ($cgroup) {
+               $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
+           }
+
            if ($uname) {
+               if (@usersgroups > 1) {
+                   $r->print('<th>'.&mt('Control by other group?').'</th>');
+               }
                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
            }
 
@@ -1235,6 +1680,7 @@ ENDTABLEHEADFOUR
 
            my $defbgone='';
            my $defbgtwo='';
+           my $defbgthree = '';
 
            foreach (@ids) {
 
@@ -1256,6 +1702,12 @@ ENDTABLEHEADFOUR
                     } else {
                         $defbgtwo='"#FFFF99"';
                     }
+                    if ($defbgthree eq '"#FFBB99"') {
+                        $defbgthree='"#FFBBDD"';
+                    } else {
+                        $defbgthree='"#FFBB99"';
+                    }
+
                     my $thistitle='';
                     my %name=   ();
                     undef %name;
@@ -1281,16 +1733,17 @@ ENDTABLEHEADFOUR
                     my $totalparms=scalar keys %name;
                     if ($totalparms>0) {
                         my $firstrow=1;
-			my $title=&Apache::lonnet::gettitle($uri);
+			my $title=&Apache::lonnet::gettitle($symbp{$rid});
                         $r->print('<tr><td bgcolor='.$defbgone.
                              ' rowspan='.$totalparms.
                              '><tt><font size=-1>'.
                              join(' / ',split(/\//,$uri)).
                              '</font></tt><p><b>'.
                              "<a href=\"javascript:openWindow('".
-				  &Apache::lonnet::clutter($uri).
-                             "', 'metadatafile', '450', '500', 'no', 'yes')\";".
-                             " TARGET=_self>$title");
+				  &Apache::lonnet::clutter($uri).'?symb='.
+				  &escape($symbp{$rid}).
+                             "', 'metadatafile', '450', '500', 'no', 'yes');\"".
+                             " target=\"_self\">$title");
 
                         if ($thistitle) {
                             $r->print(' ('.$thistitle.')');
@@ -1302,23 +1755,18 @@ ENDTABLEHEADFOUR
 
                         $r->print('<td bgcolor='.$defbgone.
                                       ' rowspan='.$totalparms.
-                                      '><tt><font size=-1>');
-
-                        $r->print(' / res / ');
-                        $r->print(join(' / ', split(/\//,$mapp{$rid})));
+                                      '>'.$maptitles{$mapp{$rid}}.'</td>');
 
-                        $r->print('</font></tt></td>');
-
-                        foreach (&keysinorder(\%name,\%keyorder)) {
+                        foreach (&keysinorder_bytype(\%name,\%keyorder)) {
                             unless ($firstrow) {
                                 $r->print('<tr>');
                             } else {
                                 undef $firstrow;
                             }
-
                             &print_row($r,$_,\%part,\%name,\%symbp,$rid,\%default,
                                        \%type,\%display,$defbgone,$defbgtwo,
-                                       $parmlev,$uname,$udom,$csec);
+                                       $defbgthree,$parmlev,$uname,$udom,$csec,
+                                                            $cgroup,\@usersgroups);
                         }
                     }
                 }
@@ -1330,6 +1778,7 @@ ENDTABLEHEADFOUR
         if ($parmlev eq 'map') {
             my $defbgone = '"E0E099"';
             my $defbgtwo = '"FFFF99"';
+            my $defbgthree = '"FFBB99"';
 
             my %maplist;
 
@@ -1401,19 +1850,20 @@ Set Defaults for All Resources in $folde
 Specifically for
 ENDMAPONE
                 if ($uname) {
-                    my %name=&Apache::lonnet::userenvironment($udom,$uname,
-                      ('firstname','middlename','lastname','generation', 'id'));
-                    my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
-                           .$name{'lastname'}.' '.$name{'generation'};
+		    my $person=&Apache::loncommon::plainname($uname,$udom);
                     $r->print(&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
                         &mt('in')." \n");
                 } else {
                     $r->print("<font color=\"red\"><i>".&mt('all').'</i></font> '.&mt('users in')." \n");
                 }
-            
-                if ($csec) {$r->print(&mt("Section")." <font color=\"red\"><i>$csec</i></font> ".
-				      &mt('of')." \n")};
-
+                if ($cgroup) {
+                    $r->print(&mt("Group")." <font color=\"red\"><i>$cgroup".
+                              "</i></font> ".&mt('of')." \n");
+                    $csec = '';
+                } elsif ($csec) {
+                    $r->print(&mt("Section")." <font color=\"red\"><i>$csec".
+                              "</i></font> ".&mt('of')." \n");
+                }
                 $r->print("<font color=\"red\"><i>$coursename</i></font><br />");
                 $r->print("</h4>\n");
 #---------------------------------------------------------------- print table
@@ -1425,8 +1875,8 @@ ENDMAPONE
 	        foreach (&keysinorder(\%name,\%keyorder)) {
                     $r->print('<tr>');
                     &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                           \%type,\%display,$defbgone,$defbgtwo,
-                           $parmlev,$uname,$udom,$csec);
+                           \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
+                           $parmlev,$uname,$udom,$csec,$cgroup);
                 }
                 $r->print("</table></center>");
             } # end each map
@@ -1435,6 +1885,7 @@ ENDMAPONE
         if ($parmlev eq 'general') {
             my $defbgone = '"E0E099"';
             my $defbgtwo = '"FFFF99"';
+            my $defbgthree = '"FFBB99"';
 
 #-------------------------------------------- for each map, gather information
             my $mapid="0.0";
@@ -1482,16 +1933,14 @@ ENDMAPONE
 <font color="red"><i>$coursename</i></font><br />
 ENDMAPONE
             if ($uname) {
-                my %name=&Apache::lonnet::userenvironment($udom,$uname,
-                  ('firstname','middlename','lastname','generation', 'id'));
-                my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
-                       .$name{'lastname'}.' '.$name{'generation'};
+		my $person=&Apache::loncommon::plainname($uname,$udom);
                 $r->print(" ".&mt("User")."<font color=\"red\"> <i>$uname \($person\) </i></font> \n");
             } else {
                 $r->print("<i><font color=\"red\"> ".&mt("ALL")."</i> ".&mt("USERS")."</font> \n");
             }
             
             if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
+            if ($cgroup) {$r->print(&mt("Group")."<font color=\"red\"> <i>$cgroup</i></font>\n")};
             $r->print("</h4>\n");
 #---------------------------------------------------------------- print table
             $r->print('<p><table border="2">');
@@ -1502,12 +1951,13 @@ ENDMAPONE
 	    foreach (&keysinorder(\%name,\%keyorder)) {
                 $r->print('<tr>');
                 &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                       \%type,\%display,$defbgone,$defbgtwo,$parmlev,$uname,$udom,$csec);
+                       \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
+                                   $parmlev,$uname,$udom,$csec,$cgroup);
             }
             $r->print("</table></center>");
         } # end of $parmlev eq general
     }
-    $r->print('</form></body></html>');
+    $r->print('</form>'.&Apache::loncommon::end_page());
 } # end sub assessparms
 
 
@@ -1532,10 +1982,9 @@ Returns: nothing
 sub crsenv {
     my $r=shift;
     my $setoutput='';
-    my $bodytag=&Apache::loncommon::bodytag(
-                             'Set Course Environment Parameters');
-    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,
-						    'Edit Course Environment');
+
+    my $breadcrumbs = 
+	&Apache::lonhtmlcommon::breadcrumbs('Edit Course Environment');
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
 
@@ -1558,7 +2007,7 @@ sub crsenv {
                 ('environment',
                  {'top level map backup '.$bkuptime => $tmp[1] },
                  $dom,$crs).
-                     '<br>';
+                     '<br />';
         }
         #
         # Deal with modified default spreadsheets
@@ -1599,9 +2048,13 @@ sub crsenv {
         #
         # Let the user know we made the changes
         if ($name && defined($value)) {
+            my $failed_cloners;
             if ($name eq 'cloners') {
+                $value =~ s/\s//g;
                 $value =~ s/^,//;
                 $value =~ s/,$//;
+                # check requested clones are valid users.
+                $failed_cloners = &check_cloners(\$value,\@oldcloner);
             }
             my $put_result = &Apache::lonnet::put('environment',
                                                   {$name=>$value},$dom,$crs);
@@ -1618,11 +2071,28 @@ sub crsenv {
                 $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
 		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
             }
+            if (($name eq 'cloners') && ($failed_cloners)) {
+                $setoutput.= &mt('Unable to include').' - <b>'.$failed_cloners.'</b>, '.
+                 &mt('reason').' - '.&mt('LON-CAPA user(s) do(es) not exist').
+                 '.<br />'.&mt('Please ').
+                 ' <a href="/adm/createuser">'.
+                 &mt('add the user(s)').'</a>, '.
+                 &mt('and then return to the ').
+                 '<a href="/admparmset?action=crsenv">'.
+                 &mt('Course Parameters page').'</a> '.
+                 &mt('to add the new user(s) to the list of possible cloners').
+                 '.<br />';
+            }
         }
     }
+
+    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($env{'request.course.id'});
+    &Apache::lonnet::coursedescription($env{'request.course.id'},
+				       {'freshen_cache' => 1});
 
 # -------------------------------------------------------- Get parameters again
 
@@ -1635,9 +2105,9 @@ sub crsenv {
 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
                                  '<a href="javascript:openbrowser'.
                                  "('envform','url','sequence')\">".
-                                 &mt('Select Map').'</a><br /><font color=red> '.
+                                 &mt('Select Map').'</a><br /><span class="LC_warning"> '.
                                  &mt('Modification may make assessment data inaccessible').
-                                 '</font>',
+                                 '</span>',
              'description'    => '<b>'.&mt('Course Description').'</b>',
              'courseid'       => '<b>'.&mt('Course ID or number').
                                  '</b><br />'.
@@ -1648,14 +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 />'.
@@ -1701,18 +2177,21 @@ sub crsenv {
 	         => '<b>'.&mt('Allow limited HTML in discussion posts').'</b><br />'.
 	            '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
              'allow_discussion_post_editing'
-                 => '<b>'.&mt('Allow users to edit/delete their own discussion posts').'</b><br />'.
-                    '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
+                 => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />"<tt>st</tt>": '.
+                                  &mt('student').', "<tt>ta</tt>": '.
+                                  'TA, "<tt>in</tt>": '.
+                                  &mt('instructor').';&nbsp;(<tt>'.&mt('role:section,role:section,..., e.g., st:001,st:002,in,cc would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').'</tt>)<br />'.
+                    '('.&mt('or set value to "[_1]" to allow all roles',"<tt>yes</tt>").')',
 	     'rndseed'
 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
-                    '<font color="red">'.&mt('Modifying this will make problems').' '.
-                    &mt('have different numbers and answers').'</font>',
+                    '<span class="LC_error">'.&mt('Modifying this will make problems').' '.
+                    &mt('have different numbers and answers').'</span>',
 	     'receiptalg'
 	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
                     &mt('This controls how receipt numbers are generated.'),
              'suppress_tries'
-                 => '<b>'.&mt('Suppress number of tries in printing').'</b>('.
-                    &mt('yes if supress').')',
+                 => '<b>'.&mt('Suppress number of tries in printing').'</b><br />'.
+                    ' ('.&mt('"[_1]" to suppress, anything else to not suppress','<tt>yes</tt>').')',
              'problem_stream_switch'
                  => '<b>'.&mt('Allow problems to be split over pages').'</b><br />'.
                     ' ('.&mt('"[_1]" if allowed, anything else if not','<tt>yes</tt>').')',
@@ -1721,26 +2200,36 @@ 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>)',
-             'default_enrollment_start_date' => '<b>'.&mt('Default beginning date when enrolling students').'</b>',
-             'default_enrollment_end_date'   => '<b>'.&mt('Default ending date when enrolling students').'</b>',
+             'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
+             'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b>'.
                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
              'languages' => '<b>'.&mt('Languages used').'</b>',
              'disable_receipt_display'
                  => '<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').'</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>').')',
+	     'disableexampointprint'
+	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
+                    ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
+             'externalsyllabus'
+                 => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
 	     'tthoptions'
 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>'
              ); 
         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',
@@ -1753,6 +2242,7 @@ sub crsenv {
                              'problem_stream_switch',
 			     'suppress_tries',
                              'default_paper_size',
+			     'print_header_format',
                              'disable_receipt_display',
                              'spreadsheet_default_classcalc',
                              'spreadsheet_default_studentcalc',
@@ -1761,23 +2251,27 @@ sub crsenv {
                              'default_enrollment_start_date',
                              'default_enrollment_end_date',
 			     'tthoptions',
-			     'disablesigfigs'
+			     'disablesigfigs',
+			     'disableexampointprint',
+			     'task_messages'
                              );
 	foreach my $parameter (sort(keys(%values))) {
-            unless ($parameter =~ m/^internal\./) {
+            unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
                 if (! $descriptions{$parameter}) {
                     $descriptions{$parameter}=$parameter;
                     push(@Display_Order,$parameter);
                 }
             }
 	}
+	
         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',
@@ -1794,17 +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',
@@ -1816,30 +2312,32 @@ sub crsenv {
     my $Parameter=&mt('Parameter');
     my $Value=&mt('Value');
     my $Set=&mt('Set');
-    my $browse_js=&Apache::loncommon::browser_and_searcher_javascript('parmset');
-    my $html=&Apache::lonxml::xmlbegin();
-    $r->print(<<ENDenv);
-$html
-<head>
-<script type="text/javascript" language="Javascript" >
-$browse_js
-</script>
-<title>LON-CAPA Course Environment</title>
-</head>
-$bodytag
+    my $browse_js=
+	'<script type="text/javascript" language="Javascript">'.
+	&Apache::loncommon::browser_and_searcher_javascript('parmset').
+	'</script>';
+    
+    my $start_page = 
+	&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="$lt{'sce'}">
 </form>
-</body>
-</html>    
-ENDenv
+$end_page
+ENDENV
 }
 ##################################################
 # Overview mode
@@ -1851,7 +2349,7 @@ sub tablestart {
 	return '';
     } else {
 	$tableopen=1;
-	return '<table border="2"><tr><th>'.&mt('Parameter').'</th><th>'.
+	return &Apache::loncommon::start_data_table().'<tr><th>'.&mt('Parameter').'</th><th>'.
 	    &mt('Delete').'</th><th>'.&mt('Set to ...').'</th></tr>';
     }
 }
@@ -1859,7 +2357,7 @@ sub tablestart {
 sub tableend {
     if ($tableopen) {
 	$tableopen=0;
-	return '</table>';
+	return &Apache::loncommon::end_data_table();
     } else {
 	return'';
     }
@@ -1873,8 +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}) {
@@ -1912,45 +2409,56 @@ sub storedata {
 	    }
 	    if ($cmd eq 'set') {
 		my $data=$env{$_};
-		if ($$olddata{$thiskey} ne $data) { 
+                my $typeof=$env{'form.typeof_'.$thiskey};
+ 		if ($$olddata{$thiskey} ne $data) { 
 		    if ($tuname) {
-			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data},$tudom,$tuname) eq 'ok') {
+			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
+								 $tkey.'.type' => $typeof},
+						 $tudom,$tuname) eq 'ok') {
+			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
 			    $r->print('<br />'.&mt('Stored modified parameter for').' '.
 				      &Apache::loncommon::plainname($tuname,$tudom));
 			} else {
-			    $r->print('<h2><font color="red">'.
-				      &mt('Error storing parameters').'</font></h2>');
+			    $r->print('<div class="LC_error">'.
+				      &mt('Error storing parameters').'</div>');
 			}
 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		    } else {
 			$newdata{$thiskey}=$data;
-                    } 
+ 			$newdata{$thiskey.'.type'}=$typeof; 
+                   } 
 		}
 	    } elsif ($cmd eq 'del') {
 		if ($tuname) {
 		    if (&Apache::lonnet::del('resourcedata',[$tkey],$tudom,$tuname) eq 'ok') {
+			    &log_parmset({$tkey=>''},1,$tuname,$tudom);
 			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 		    } else {
-			$r->print('<h2><font color="red">'.
-				  &mt('Error deleting parameters').'</font></h2>');
+			$r->print('<div class="LC_error">'.
+				  &mt('Error deleting parameters').'</div>');
 		    }
 		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		} else {
-		    push (@deldata,$thiskey);
+		    push (@deldata,$thiskey,$thiskey.'.type');
 		}
 	    } elsif ($cmd eq 'datepointer') {
 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
+                my $typeof=$env{'form.typeof_'.$thiskey};
 		if (defined($data) and $$olddata{$thiskey} ne $data) { 
 		    if ($tuname) {
-			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data},$tudom,$tuname) eq 'ok') {
+			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
+								 $tkey.'.type' => $typeof},
+						 $tudom,$tuname) eq 'ok') {
+			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
 			    $r->print('<br />'.&mt('Stored modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
 			} else {
-			    $r->print('<h2><font color="red">'.
-				      &mt('Error storing parameters').'</font></h2>');
+			    $r->print('<div class="LC_error">'.
+				      &mt('Error storing parameters').'</div>');
 			}
 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
 		    } else {
-			$newdata{$thiskey}=$data; 
+			$newdata{$thiskey}=$data;
+			$newdata{$thiskey.'.type'}=$typeof; 
 		    }
 		}
 	    }
@@ -1962,19 +2470,22 @@ sub storedata {
     my $putentries=$#newdatakeys+1;
     if ($delentries) {
 	if (&Apache::lonnet::del('resourcedata',\@deldata,$dom,$crs) eq 'ok') {
+	    my %loghash=map { $_ => '' } @deldata;
+	    &log_parmset(\%loghash,1);
 	    $r->print('<h2>'.&mt('Deleted [_1] parameter(s)</h2>',$delentries));
 	} else {
-	    $r->print('<h2><font color="red">'.
-		      &mt('Error deleting parameters').'</font></h2>');
+	    $r->print('<div class="LC_error">'.
+		      &mt('Error deleting parameters').'</div>');
 	}
 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
     }
     if ($putentries) {
 	if (&Apache::lonnet::put('resourcedata',\%newdata,$dom,$crs) eq 'ok') {
-	    $r->print('<h2>'.&mt('Stored [_1] parameter(s)</h2>',$putentries));
+			    &log_parmset(\%newdata,0);
+	    $r->print('<h3>'.&mt('Stored [_1] parameter(s)',$putentries/2).'</h3>');
 	} else {
-	    $r->print('<h2><font color="red">'.
-		      &mt('Error storing parameters').'</font></h2>');
+	    $r->print('<div class="LC_error">'.
+		      &mt('Error storing parameters').'</div>');
 	}
 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
     }
@@ -1982,11 +2493,11 @@ 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 {
-    my ($r,$resourcedata,$listdata)=@_;
+    my ($r,$resourcedata,$listdata,$sortorder)=@_;
 # Start list output
 
     my $oldsection='';
@@ -1995,14 +2506,52 @@ sub listdata {
     my $pointer=0;
     $tableopen=0;
     my $foundkeys=0;
-    foreach my $thiskey (sort keys %{$listdata}) {
-	if ($$resourcedata{$thiskey.'.type'}) {
+    my %keyorder=&standardkeyorder();
+    foreach my $thiskey (sort {
+	if ($sortorder eq 'realmstudent') {
+	    my ($astudent,$arealm)=($a=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
+	    my ($bstudent,$brealm)=($b=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
+	    if (!defined($astudent)) {
+		($arealm)=($a=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+	    }
+	    if (!defined($bstudent)) {
+		($brealm)=($b=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+	    }
+	    $arealm=~s/\.type//;
+	    my ($ares, $aparm) = ($arealm=~/^(.*)\.(.*)$/);
+	    $aparm=$keyorder{'parameter_0_'.$aparm};
+	    $brealm=~s/\.type//;
+	    my ($bres, $bparm) = ($brealm=~/^(.*)\.(.*)$/);
+	    $bparm=$keyorder{'parameter_0_'.$bparm};	   
+	    if ($ares eq $bres) {
+		if (defined($aparm) && defined($bparm)) {
+		    ($aparm <=> $bparm);
+		} elsif (defined($aparm)) {
+		    -1;
+		} elsif (defined($bparm)) {
+		    1;
+		} else {
+		    ($arealm cmp $brealm) || ($astudent cmp $bstudent);
+		}
+	    } else {
+		($arealm cmp $brealm) || ($astudent cmp $bstudent);
+	    }
+	} else {
+	    $a cmp $b;
+	}
+    } keys %{$listdata}) {
+	 
+	if ($$listdata{$thiskey.'.type'}) {
+            my $thistype=$$listdata{$thiskey.'.type'};
+            if ($$resourcedata{$thiskey.'.type'}) {
+		$thistype=$$resourcedata{$thiskey.'.type'};
+	    }
 	    my ($middle,$part,$name)=
 		($thiskey=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
 	    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;
@@ -2011,92 +2560,262 @@ 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: '.$id.')</span></span>';
 	    }
-	    if ($section ne $oldsection) {
-		$r->print(&tableend()."\n<hr /><h1>$section</h1>");
-		$oldsection=$section;
-		$oldrealm='';
-	    }
-	    if ($realm ne $oldrealm) {
-		$r->print(&tableend()."\n<h2>$realm</h2>");
-		$oldrealm=$realm;
-		$oldpart='';
+	    if ($sortorder eq 'realmstudent') {
+		if ($realm ne $oldrealm) {
+		    $r->print(&tableend()."\n<hr /><h1>$realm</h1>");
+		    $oldrealm=$realm;
+		    $oldsection='';
+		}
+		if ($section ne $oldsection) {
+		    $r->print(&tableend()."\n<h2>$section</h2>");
+		    $oldsection=$section;
+		    $oldpart='';
+		}
+	    } else {
+		if ($section ne $oldsection) {
+		    $r->print(&tableend()."\n<hr /><h1>$section</h1>");
+		    $oldsection=$section;
+		    $oldrealm='';
+		}
+		if ($realm ne $oldrealm) {
+		    $r->print(&tableend()."\n<h2>$realm</h2>");
+		    $oldrealm=$realm;
+		    $oldpart='';
+		}
 	    }
 	    if ($part ne $oldpart) {
 		$r->print(&tableend().
-			  "\n<h3><font color='blue'>".&mt('Part').": $part</font></h3>");
+			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
 		$oldpart=$part;
 	    }
 #
 # Ready to print
 #
-	    $r->print(&tablestart().'<tr><td><b>'.$name.
-		      ':</b></td><td><input type="checkbox" name="del_'.
+	    $r->print(&tablestart().
+		      &Apache::loncommon::start_data_table_row().
+		      '<td><b>'.&standard_parameter_names($name).
+		      '</b></td><td><input type="checkbox" name="del_'.
 		      $thiskey.'" /></td><td>');
 	    $foundkeys++;
-	    if ($$resourcedata{$thiskey.'.type'}=~/^date/) {
+	    if (&isdateparm($thistype)) {
 		my $jskey='key_'.$pointer;
 		$pointer++;
 		$r->print(
-			  &Apache::lonhtmlcommon::date_setter('overviewform',
+			  &Apache::lonhtmlcommon::date_setter('parmform',
 							      $jskey,
-						      $$resourcedata{$thiskey}).
-'<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'
+						      $$resourcedata{$thiskey},
+							      '',1,'','').
+'<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
+&date_sanity_info($$resourcedata{$thiskey})
 			  );
+	    } elsif ($thistype eq 'string_yesno') {
+		my $showval;
+		if (defined($$resourcedata{$thiskey})) {
+		    $showval=$$resourcedata{$thiskey};
+		}
+		$r->print('<label><input type="radio" name="set_'.$thiskey.
+			  '" value="yes"');
+		if ($showval eq 'yes') {
+		    $r->print(' checked="checked"');
+		}
+                $r->print(' />'.&mt('Yes').'</label> ');
+		$r->print('<label><input type="radio" name="set_'.$thiskey.
+			  '" value="no"');
+		if ($showval eq 'no') {
+		    $r->print(' checked="checked"');
+		}
+                $r->print(' />'.&mt('No').'</label>');
 	    } else {
-		$r->print(
-			  '<input type="text" name="set_'.$thiskey.'" value="'.
-			  $$resourcedata{$thiskey}.'">');
+		my $showval;
+		if (defined($$resourcedata{$thiskey})) {
+		    $showval=$$resourcedata{$thiskey};
+		}
+		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
+			  $showval.'">');
 	    }
-	    $r->print('</td></tr>');
+	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
+		      $thistype.'">');
+	    $r->print('</td>'.&Apache::loncommon::end_data_table_row());
 	}
     }
     return $foundkeys;
 }
 
 sub newoverview {
-    my $r=shift;
-    my $bodytag=&Apache::loncommon::bodytag(
-                             'Set Course Assessment Parameters');
+    my ($r) = @_;
+
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
-    my $html=&Apache::lonxml::xmlbegin();
+    my $start_page = &Apache::loncommon::start_page('Set Parameters');
+    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
     $r->print(<<ENDOVER);
-$html
-<head>
-<title>LON-CAPA Parameters</title>
-</head>
-$bodytag
+$start_page
 $breadcrumbs
-<form method="post" action="/adm/parmset?action=newoverview" name="overviewform">
+<form method="post" action="/adm/parmset?action=newoverview" name="parmform">
 ENDOVER
-   $r->print(&tableend().
-	     '<p><input type="submit" value="'.&mt('Submit').'" /></p></form></body></html>');
+    my @ids=();
+    my %typep=();
+    my %keyp=();
+    my %allparms=();
+    my %allparts=();
+    my %allmaps=();
+    my %mapp=();
+    my %symbp=();
+    my %maptitles=();
+    my %uris=();
+    my %keyorder=&standardkeyorder();
+    my %defkeytype=();
+
+    my %alllevs=();
+    $alllevs{'Resource Level'}='full';
+    $alllevs{'Map/Folder Level'}='map';
+    $alllevs{'Course Level'}='general';
+
+    my $csec=$env{'form.csec'};
+    my $cgroup=$env{'form.cgroup'};
+
+    my @pscat=&Apache::loncommon::get_env_multiple('form.pscat');
+    my $pschp=$env{'form.pschp'};
+    my @psprt=&Apache::loncommon::get_env_multiple('form.psprt');
+    if (!@psprt) { $psprt[0]='0'; }
+
+    my @selected_sections = 
+	&Apache::loncommon::get_env_multiple('form.Section');
+    @selected_sections = ('all') if (! @selected_sections);
+    foreach (@selected_sections) {
+        if ($_ eq 'all') {
+            @selected_sections = ('all');
+        }
+    }
+    my @selected_groups =
+        &Apache::loncommon::get_env_multiple('form.Group');
+
+    my $pssymb='';
+    my $parmlev='';
+ 
+    unless ($env{'form.parmlev'}) {
+        $parmlev = 'map';
+    } else {
+        $parmlev = $env{'form.parmlev'};
+    }
+
+    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
+				\%mapp, \%symbp,\%maptitles,\%uris,
+				\%keyorder,\%defkeytype);
+
+# Menu to select levels, etc
+
+    $r->print('<table id="LC_parm_overview_scope">
+               <tr><td class="LC_parm_overview_level_menu">');
+    &levelmenu($r,\%alllevs,$parmlev);
+    if ($parmlev ne 'general') {
+	$r->print('<td class="LC_parm_overview_map_menu">');
+	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
+	$r->print('</td>');
+    }
+    $r->print('</td></tr></table>');
+
+    $r->print('<table id="LC_parm_overview_controls">
+               <tr><td class="LC_parm_overview_parm_selectors">');  
+    &parmmenu($r,\%allparms,\@pscat,\%keyorder);
+    $r->print('</td><td class="LC_parm_overview_restrictions">
+                <table class="LC_parm_overview_restrictions">'.
+              '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
+              '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
+    &partmenu($r,\%allparts,\@psprt);
+    $r->print('</td><td>');
+    &sectionmenu($r,\@selected_sections);
+    $r->print('</td><td>');
+    &groupmenu($r,\@selected_groups);
+    $r->print('</td></tr></table>');
+    $r->print('</td></tr></table>');
+ 
+    my $sortorder=$env{'form.sortorder'};
+    unless ($sortorder) { $sortorder='realmstudent'; }
+    &sortmenu($r,$sortorder);
+
+    $r->print('<p><input type="submit" name="dis" value="'.&mt('Display').'" /></p>');
+
+# Build the list data hash from the specified parms
+
+    my $listdata;
+    %{$listdata}=();
+
+    foreach my $cat (@pscat) {
+        &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_sections,\%defkeytype,\%allmaps,\@ids,\%symbp);
+        &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_groups,\%defkeytype,\%allmaps,\@ids,\%symbp);
+    }
+
+    if (($env{'form.store'}) || ($env{'form.dis'})) {
+
+	if ($env{'form.store'}) { &storedata($r,$crs,$dom); }
+
+# Read modified data
+
+	my $resourcedata=&readdata($crs,$dom);
+
+# List data
+
+	&listdata($r,$resourcedata,$listdata,$sortorder);
+    }
+    $r->print(&tableend().
+	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Store').'" /></p>':'').
+	      '</form>'.&Apache::loncommon::end_page());
+}
+
+sub secgroup_lister {
+    my ($cat,$pschp,$parmlev,$listdata,$psprt,$selections,$defkeytype,$allmaps,$ids,$symbp) = @_;
+    foreach my $item (@{$selections}) {
+        foreach my $part (@{$psprt}) {
+            my $rootparmkey=$env{'request.course.id'};
+            if (($item ne 'all') && ($item ne 'none') && ($item)) {
+                $rootparmkey.='.['.$item.']';
+            }
+            if ($parmlev eq 'general') {
+# course-level parameter
+                my $newparmkey=$rootparmkey.'.'.$part.'.'.$cat;
+                $$listdata{$newparmkey}=1;
+                $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+            } elsif ($parmlev eq 'map') {
+# map-level parameter
+                foreach my $mapid (keys %{$allmaps}) {
+                    if (($pschp ne 'all') && ($pschp ne $mapid)) { next; }
+                    my $newparmkey=$rootparmkey.'.'.$$allmaps{$mapid}.'___(all).'.$part.'.'.$cat;
+                    $$listdata{$newparmkey}=1;
+                    $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+                }
+            } else {
+# resource-level parameter
+                foreach my $rid (@{$ids}) {
+                    my ($map,$resid,$url)=&Apache::lonnet::decode_symb($$symbp{$rid});
+                    if (($pschp ne 'all') && ($$allmaps{$pschp} ne $map)) { next; }
+                    my $newparmkey=$rootparmkey.'.'.$$symbp{$rid}.'.'.$part.'.'.$cat;
+                    $$listdata{$newparmkey}=1;
+                    $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+                }
+            }
+        }
+    }
 }
 
 sub overview {
-    my $r=shift;
-    my $bodytag=&Apache::loncommon::bodytag(
-                             'Modify Course Assessment Parameters');
+    my ($r) = @_;
     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
-    my $html=&Apache::lonxml::xmlbegin();
+
+    my $start_page=&Apache::loncommon::start_page('Modify Parameters');
+    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
     $r->print(<<ENDOVER);
-$html
-<head>
-<title>LON-CAPA Parameters</title>
-</head>
-$bodytag
+$start_page
 $breadcrumbs
-<form method="post" action="/adm/parmset?action=setoverview" name="overviewform">
+<form method="post" action="/adm/parmset?action=setoverview" name="parmform">
 ENDOVER
 # Store modified
 
@@ -2106,37 +2825,212 @@ ENDOVER
 
     my $resourcedata=&readdata($crs,$dom);
 
+
+    my $sortorder=$env{'form.sortorder'};
+    unless ($sortorder) { $sortorder='realmstudent'; }
+    &sortmenu($r,$sortorder);
+
 # List data
 
-    my $foundkeys=&listdata($r,$resourcedata,$resourcedata);
+    my $foundkeys=&listdata($r,$resourcedata,$resourcedata,$sortorder);
 
     $r->print(&tableend().'<p>'.
-	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form></body></html>');
+	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form>'.
+	      &Apache::loncommon::end_page());
+}
+
+sub clean_parameters {
+    my ($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 change clone
-                                                                                            
+
+=item check_cloners
+
+Checks if new users included in list of allowed cloners
+are valid users.  Replaces supplied list with 
+cleaned list containing only users with valid usernames
+and domains.
+
+Inputs: $clonelist, $oldcloner 
+where $clonelist is ref to array of requested cloners,
+and $oldcloner is ref to array of currently allowed
+cloners.
+
+Returns: string - comma separated list of requested
+cloners (username:domain) who do not exist in system.
+
+=item change_clone
+
 Modifies the list of courses a user can clone (stored
-in the user's environemnt.db file), called when a
+in the user's environment.db file), called when a
 change is made to the list of users allowed to clone
 a course.
-                                                                                            
+
 Inputs: $action,$cloner
 where $action is add or drop, and $cloner is identity of 
 user for whom cloning ability is to be changed in course. 
-                                                                                            
-Returns: 
 
 =cut
                                                                                             
 ##################################################
 ##################################################
 
+sub extract_cloners {
+    my ($clonelist,$allowclone) = @_;
+    if ($clonelist =~ /,/) {
+        @{$allowclone} = split/,/,$clonelist;
+    } else {
+        $$allowclone[0] = $clonelist;
+    }
+}
+
+
+sub check_cloners {
+    my ($clonelist,$oldcloner) = @_;
+    my ($clean_clonelist,$disallowed);
+    my @allowclone = ();
+    &extract_cloners($$clonelist,\@allowclone);
+    foreach my $currclone (@allowclone) {
+        if (!grep/^$currclone$/,@$oldcloner) {
+            my ($uname,$udom) = split/:/,$currclone;
+            if ($uname && $udom) {
+                if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                    $disallowed .= $currclone.',';   
+                } else {
+                    $clean_clonelist .= $currclone.',';
+                }
+            }
+        } else {
+            $clean_clonelist .= $currclone.',';
+        }
+    }
+    if ($disallowed) {
+        $disallowed =~ s/,$//;
+    }
+    if ($clean_clonelist) {
+        $clean_clonelist =~ s/,$//;
+    }
+    $$clonelist = $clean_clonelist;
+    return $disallowed;
+}  
 
 sub change_clone {
     my ($clonelist,$oldcloner) = @_;
@@ -2146,12 +3040,8 @@ sub change_clone {
     my $clone_crs = $cnum.':'.$cdom;
     
     if ($cnum && $cdom) {
-        my @allowclone = ();
-        if ($clonelist =~ /,/) {
-            @allowclone = split/,/,$clonelist;
-        } else {
-            $allowclone[0] = $clonelist;
-        }
+        my @allowclone;
+        &extract_cloners($clonelist,\@allowclone);
         foreach my $currclone (@allowclone) {
             if (!grep/^$currclone$/,@$oldcloner) {
                 ($uname,$udom) = split/:/,$currclone;
@@ -2213,16 +3103,7 @@ Output html header for page
 ##################################################
 ##################################################
 sub header {
-    my $html=&Apache::lonxml::xmlbegin();
-    my $bodytag=&Apache::loncommon::bodytag('Parameter Manager');
-    my $title = &mt('LON-CAPA Parameter Manager');
-    return(<<ENDHEAD);
-$html
-<head>
-<title>$title</title>
-</head>
-$bodytag
-ENDHEAD
+    return &Apache::loncommon::start_page('Parameter Manager');
 }
 ##################################################
 ##################################################
@@ -2236,47 +3117,73 @@ ENDMAINFORMHEAD
 #
     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    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/Modify Course Assessment Parameters - Helper Mode',
-            url => '/adm/helper/parameter.helper',
+          { text => 'Set Portfolio Metadata',
+	    action => 'setrestrictmeta',
             permission => $parm_permission,
             },
-          { text => 'Modify Course Assessment Parameters - Overview Mode',
-            action => 'setoverview',
+	  { text => 'Manage Course Slots',
+	    url => '/adm/slotrequest?command=showslots',
+	    permission => $vgr,
+            },
+          { text => 'Set Parameter Setting Default Actions',
+            action => 'setdefaults',
             permission => $parm_permission,
             },          
-	  { text => 'Set Course Assessment Parameters - Overview Mode',
+	  { 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 => 'Set/Modify Resource Parameters - Overview Mode',
             action => 'newoverview',
             permission => $parm_permission,
+            help => 'Parameter_Overview',
             },
-          { text => 'Set/Modify Course Assessment Parameters - Table Mode',
+          { text => 'Set/Modify Resource Parameters - Table Mode',
             action => 'settable',
             permission => $parm_permission,
-            help => 'Cascading_Parameters',
+            help => 'Table_Mode',
+            },
+           { 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,
             },
-#          { text => 'Set Parameter Default Preferences',
-#            help => 'Course_View_Class_List',
-#            action => 'setdefaults',
-#            permission => $parm_permission,
-#            },
           );
     my $menu_html = '';
     foreach my $menu_item (@menu) {
+	if ($menu_item->{'divider'}) {
+	    $menu_html .= '<h3>'.&mt($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'});
@@ -2286,9 +3193,701 @@ ENDMAINFORMHEAD
     $r->print($menu_html);
     return;
 }
+### Set portfolio metadata
+sub output_row {
+    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'};
+    if (!defined($options)) {
+        $options = 'active,stuadd';
+        $values = '';
+    }
+    if (!($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'};
+    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my $key_base = $env{'course.'.$env{'request.course.id'}.'.'};
+    my $save_field = '';
+    if ($env{'form.restrictmeta'}) {
+        foreach my $field (sort(keys(%env))) {
+            if ($field=~m/^form.(.+)_(.+)$/) {
+                my $options;
+                my $meta_field = $1;
+                my $meta_key = $2;
+                if ($save_field ne $meta_field) {
+                    $save_field = $meta_field;
+            	    if ($env{'form.'.$meta_field.'_stuadd'}) {
+            	        $options.='stuadd,';
+            	    } 
+            	    if ($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'=>$options,
+                                                   'metadata.'.$meta_field.'.values'=>$env{'form.'.$meta_field.'_values'},
+                                                   },$dom,$crs);
+                }
+            }
+        }
+    }
+    &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 $field (sort(keys(%metadata_fields))) {
+        if ($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">
+        $output
+        $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) = @_;
+
+    my $start_page = 
+	&Apache::loncommon::start_page('Parameter Setting Default Actions');
+    my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Defaults');
+    $r->print(<<ENDDEFHEAD);
+$start_page
+$breadcrumbs
+<form method="post" action="/adm/parmset?action=setdefaults" name="defaultform">
+ENDDEFHEAD
+
+    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my @ids=();
+    my %typep=();
+    my %keyp=();
+    my %allparms=();
+    my %allparts=();
+    my %allmaps=();
+    my %mapp=();
+    my %symbp=();
+    my %maptitles=();
+    my %uris=();
+    my %keyorder=&standardkeyorder();
+    my %defkeytype=();
+
+    &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps, 
+				\%mapp, \%symbp,\%maptitles,\%uris,
+				\%keyorder,\%defkeytype);
+    if ($env{'form.storerules'}) {
+	my %newrules=();
+	my @delrules=();
+	my %triggers=();
+	foreach my $key (keys(%env)) {
+            if ($key=~/^form\.(\w+)\_action$/) {
+		my $tempkey=$1;
+		my $action=$env{$key};
+                if ($action) {
+		    $newrules{$tempkey.'_action'}=$action;
+		    if ($action ne 'default') {
+			my ($whichaction,$whichparm)=($action=~/^(.*\_)([^\_]+)$/);
+			$triggers{$whichparm}.=$tempkey.':';
+		    }
+		    $newrules{$tempkey.'_type'}=$defkeytype{$tempkey};
+		    if (&isdateparm($defkeytype{$tempkey})) {
+			$newrules{$tempkey.'_days'}=$env{'form.'.$tempkey.'_days'};
+			$newrules{$tempkey.'_hours'}=$env{'form.'.$tempkey.'_hours'};
+			$newrules{$tempkey.'_min'}=$env{'form.'.$tempkey.'_min'};
+			$newrules{$tempkey.'_sec'}=$env{'form.'.$tempkey.'_sec'};
+		    } else {
+			$newrules{$tempkey.'_value'}=$env{'form.'.$tempkey.'_value'};
+			$newrules{$tempkey.'_triggervalue'}=$env{'form.'.$tempkey.'_triggervalue'};
+		    }
+		} else {
+		    push(@delrules,$tempkey.'_action');
+		    push(@delrules,$tempkey.'_type');
+		    push(@delrules,$tempkey.'_hours');
+		    push(@delrules,$tempkey.'_min');
+		    push(@delrules,$tempkey.'_sec');
+		    push(@delrules,$tempkey.'_value');
+		}
+	    }
+	}
+	foreach my $key (keys %allparms) {
+	    $newrules{$key.'_triggers'}=$triggers{$key};
+	}
+	&Apache::lonnet::put('parmdefactions',\%newrules,$dom,$crs);
+	&Apache::lonnet::del('parmdefactions',\@delrules,$dom,$crs);
+	&resetrulescache();
+    }
+    my %lt=&Apache::lonlocal::texthash('days' => 'Days',
+				       'hours' => 'Hours',
+				       'min' => 'Minutes',
+				       'sec' => 'Seconds',
+				       'yes' => 'Yes',
+				       'no' => 'No');
+    my @standardoptions=('','default');
+    my @standarddisplay=('',&mt('Default value when manually setting'));
+    my @dateoptions=('','default');
+    my @datedisplay=('',&mt('Default value when manually setting'));
+    foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
+	unless ($tempkey) { next; }
+	push @standardoptions,'when_setting_'.$tempkey;
+	push @standarddisplay,&mt('Automatically set when setting ').$tempkey;
+	if (&isdateparm($defkeytype{$tempkey})) {
+	    push @dateoptions,'later_than_'.$tempkey;
+	    push @datedisplay,&mt('Automatically set later than ').$tempkey;
+	    push @dateoptions,'earlier_than_'.$tempkey;
+	    push @datedisplay,&mt('Automatically set earlier than ').$tempkey;
+	} 
+    }
+$r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
+	  &mt('Automatic setting rules apply to table mode interfaces only.'));
+    $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; }
+	$r->print("\n".&Apache::loncommon::start_data_table_row().
+		  "<td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
+	my $action=&rulescache($tempkey.'_action');
+	$r->print('<select name="'.$tempkey.'_action">');
+	if (&isdateparm($defkeytype{$tempkey})) {
+	    for (my $i=0;$i<=$#dateoptions;$i++) {
+		if ($dateoptions[$i]=~/\_$tempkey$/) { next; }
+		$r->print("\n<option value='$dateoptions[$i]'".
+			  ($dateoptions[$i] eq $action?' selected="selected"':'').
+			  ">$datedisplay[$i]</option>");
+	    }
+	} else {
+	    for (my $i=0;$i<=$#standardoptions;$i++) {
+		if ($standardoptions[$i]=~/\_$tempkey$/) { next; }
+		$r->print("\n<option value='$standardoptions[$i]'".
+			  ($standardoptions[$i] eq $action?' selected="selected"':'').
+			  ">$standarddisplay[$i]</option>");
+	    }
+	}
+	$r->print('</select>');
+	unless (&isdateparm($defkeytype{$tempkey})) {
+	    $r->print("\n<br />".&mt('Triggering value(s) of other parameter (optional, comma-separated):').
+		      '<input type="text" size="20" name="'.$tempkey.'_triggervalue" value="'.&rulescache($tempkey.'_triggervalue').'" />');
+	}
+	$r->print("\n</td><td>\n");
+
+        if (&isdateparm($defkeytype{$tempkey})) {
+	    my $days=&rulescache($tempkey.'_days');
+	    my $hours=&rulescache($tempkey.'_hours');
+	    my $min=&rulescache($tempkey.'_min');
+	    my $sec=&rulescache($tempkey.'_sec');
+	    $r->print(<<ENDINPUTDATE);
+<input name="$tempkey\_days" type="text" size="4" value="$days" />$lt{'days'}<br />
+<input name="$tempkey\_hours" type="text" size="4" value="$hours" />$lt{'hours'}<br />
+<input name="$tempkey\_min" type="text" size="4" value="$min" />$lt{'min'}<br />
+<input name="$tempkey\_sec" type="text" size="4" value="$sec" />$lt{'sec'}
+ENDINPUTDATE
+	} elsif ($defkeytype{$tempkey} eq 'string_yesno') {
+            my $yeschecked='';
+            my $nochecked='';
+            if (&rulescache($tempkey.'_value') eq 'yes') { $yeschecked='checked="checked"'; }
+            if (&rulescache($tempkey.'_value') eq 'no') { $nochecked='checked="checked"'; }
+
+	    $r->print(<<ENDYESNO);
+<label><input type="radio" name="$tempkey\_value" value="yes" $yeschecked /> $lt{'yes'}</label><br />
+<label><input type="radio" name="$tempkey\_value" value="no" $nochecked /> $lt{'no'}</label>
+ENDYESNO
+        } else {
+	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
+	}
+        $r->print('</td>'.&Apache::loncommon::end_data_table_row());
+    }
+    $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,$exedomain,$typeflag)=@_;
 
+    if ($typeflag) {
+	$key=~s/\.type$//;
+    }
 
+    my ($middle,$part,$name)=
+	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+    my $issection;
+
+    my $section=&mt('All Students');
+    if ($middle=~/^\[(.*)\]/) {
+	$issection=$1;
+	$section=&mt('Group/Section').': '.$issection;
+	$middle=~s/^\[(.*)\]//;
+    }
+    $middle=~s/\.+$//;
+    $middle=~s/^\.+//;
+    if ($uname) {
+	$section=&mt('User').": ".&Apache::loncommon::plainname($uname,$udom);
+	$issection='';
+    }
+    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
+    my $realmdescription=&mt('all resources'); 
+    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
+	$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);
+	$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($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,
+	    $what,$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)=@_;
+    if (!%standard_parms) {
+	&load_parameter_names();
+    }
+    if ($standard_parms{$name}) {
+	return $standard_parms{$name}; 
+    } else { 
+	return $name; 
+    }
+}
+
+#
+# Parameter Change Log
+#
+
+
+sub parm_change_log {
+    my ($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=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);
+    $r->print(&Apache::loncommon::display_filter().
+              '<label>'.&Apache::lonhtmlcommon::checkbox('includetypes',$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'});
+    $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
+	      '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Extent').'</th><th>'.&mt('Users').'</th><th>'.
+	      &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;
+    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 = 0;
+	my $time =
+	    &Apache::lonlocal::locallocaltime($parmlog{$id}{'exe_time'});
+	my $plainname = 
+	    &Apache::loncommon::plainname($parmlog{$id}{'exe_uname'},
+					  $parmlog{$id}{'exe_udom'});
+	my $about_me_link = 
+	    &Apache::loncommon::aboutmewrapper($plainname,
+					       $parmlog{$id}{'exe_uname'},
+					       $parmlog{$id}{'exe_udom'});
+	my $send_msg_link='';
+	if ((($parmlog{$id}{'exe_uname'} ne $env{'user.name'}) 
+	     || ($parmlog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
+	    $send_msg_link ='<br />'.
+		&Apache::loncommon::messagewrapper(&mt('Send message'),
+						   $parmlog{$id}{'exe_uname'},
+						   $parmlog{$id}{'exe_udom'});
+	}
+	my $row_start=&Apache::loncommon::start_data_table_row();
+	my $makenewrow=0;
+	my %istype=();
+	my $output;
+	foreach my $changed (reverse(sort(@changes))) {
+            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>';
+	    my $stillactive=0;
+	    if ($parmlog{$id}{'delflag'}) {
+		$output .= &mt('Deleted');
+	    } else {
+		if ($typeflag) {
+		    $output .= &mt('Type: [_1]',&standard_parameter_names($value));
+		} else {
+		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
+						      $uname,$udom,$issection,$issection,$courseopt);
+		    if (&isdateparm($istype{$parmname})) {
+			$output .= &Apache::lonlocal::locallocaltime($value);
+		    } else {
+			$output .= $value;
+		    }
+		    if ($value ne $all[$level]) {
+			$output .= '<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>';
+		    } else {
+			$stillactive=1;
+		    }
+		}
+	    }
+	    $output .= '</td><td>';
+	    if ($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)) {
+		    $output .= 
+			&Apache::loncommon::messagewrapper('Notify User',
+							   $uname,$udom,$title,
+							   $description);
+		} else {
+		    $output .= 
+			&Apache::lonrss::course_blog_link($id,$title,
+							  $description);
+		}
+	    }
+	    $output .= '</td>'.&Apache::loncommon::end_data_table_row();
+	}
+        if ($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);
+	    $shown++;
+	}
+	if (!($env{'form.show'} eq &mt('all') 
+	      || $shown<=$env{'form.show'})) { last; }
+    }
+    $r->print(&Apache::loncommon::end_data_table());
+    $r->print(&Apache::loncommon::end_page());
+}
+
+sub check_for_course_info {
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    return 1 if ($navmap);
+    return 0;
+}
 
 ##################################################
 ##################################################
@@ -2302,7 +3901,9 @@ Main handler.  Calls &assessparms and &c
 =cut
 ##################################################
 ##################################################
-    use Data::Dumper;
+#    use Data::Dumper;
+
+
 sub handler {
     my $r=shift;
 
@@ -2316,21 +3917,24 @@ sub handler {
                                              'pres_marker',
                                              'pres_value',
                                              'pres_type',
-                                             'udom','uname']);
+                                             'udom','uname','symb','serial']);
 
 
     &Apache::lonhtmlcommon::clear_breadcrumbs();
     &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($r,'text/html');
@@ -2348,38 +3952,65 @@ sub handler {
         #  the table mode
         if ((($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'})) {
             $r->print(&header());
-            $r->print(&Apache::lonhtmlcommon::breadcrumbs(undef,
-							 'Parameter Manager'));
+            $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
             &print_main_menu($r,$parm_permission);
         } elsif ($env{'form.action'} eq 'crsenv' && $parm_permission) {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
 						    text=>"Course Environment"});
-            $r->print(&Apache::lonhtmlcommon::breadcrumbs(undef,
-						   'Edit Course Environment'));
             &crsenv($r); 
         } elsif ($env{'form.action'} eq 'setoverview' && $parm_permission) {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
 						    text=>"Overview Mode"});
 	    &overview($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' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
+						    text=>"Restrict Metadata"});
+	    &setrestrictmeta($r);
         } elsif ($env{'form.action'} eq 'newoverview' && $parm_permission) {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
 						    text=>"Overview Mode"});
 	    &newoverview($r);
-        } elsif ($env{'form.action'} eq 'settable' && $parm_permission) {
+        }  elsif ($env{'form.action'} eq 'setdefaults' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setdefaults',
+						    text=>"Set Defaults"});
+	    &defaultsetter($r);
+	} elsif ($env{'form.action'} eq 'settable' && $parm_permission) {
             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
 						    text=>"Table Mode",
 						    help => 'Course_Setting_Parameters'});
 	    &assessparms($r);
-        }
-        
+        } elsif ($env{'form.action'} eq 'parameterchangelog' && $parm_permission) {
+            &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
+						    text=>"Parameter Change Log"});
+	    &parm_change_log($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;