--- loncom/interface/lonparmset.pm	2001/08/08 21:00:49	1.32
+++ loncom/interface/lonparmset.pm	2002/08/08 13:44:17	1.56
@@ -1,139 +1,164 @@
 # The LearningOnline Network with CAPA
 # Handler to set parameters for assessments
 #
+# $Id: lonparmset.pm,v 1.56 2002/08/08 13:44:17 www Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
 # (Handler to resolve ambiguous file locations
 #
 # (TeX Content Handler
 #
+# YEAR=2000
 # 05/29/00,05/30,10/11 Gerd Kortemeyer)
 #
 # 10/11,10/12,10/16 Gerd Kortemeyer)
 #
 # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,
 # 12/08,12/12,
+# YEAR=2001
 # 16/01/01,02/08,03/20,03/23,03/24,03/26,05/09,
-# 07/05,07/06,08/08 Gerd Kortemeyer
+# 07/05,07/06,08/08,08/09,09/01,09/21 Gerd Kortemeyer
+# 12/17 Scott Harrison
+# 12/19 Guy Albertelli
+# 12/26,12/27 Gerd Kortemeyer
+#
+# YEAR=2002
+# 7/19 Jeremy Bowers
+###
 
 package Apache::lonparmset;
 
 use strict;
 use Apache::lonnet;
 use Apache::Constants qw(:common :http REDIRECT);
+use Apache::loncommon;
 use GDBM_File;
 
 
 my %courseopt;
 my %useropt;
-my %bighash;
 my %parmhash;
 
-my @outpar;
-
 my @ids;
 my %symbp;
 my %mapp;
 my %typep;
 my %keyp;
-my %defp;
-
-my %allkeys;
-my %allmaps;
 
 my $uname;
 my $udom;
 my $uhome;
-
 my $csec;
 
-my $fcat;
-
 # -------------------------------------------- Figure out a cascading parameter
 
 sub parmval {
     my ($what,$id,$def)=@_;
     my $result='';
-    @outpar=();
+    my @outpar=();
 # ----------------------------------------------------- Cascading lookup scheme
 
-       my $symbparm=$symbp{$id}.'.'.$what;
-       my $mapparm=$mapp{$id}.'___(all).'.$what;
+    my $symbparm=$symbp{$id}.'.'.$what;
+    my $mapparm=$mapp{$id}.'___(all).'.$what;
 
-       my $seclevel=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$what;
-       my $seclevelr=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$symbparm;
-       my $seclevelm=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$mapparm;
-
-       my $courselevel=
-            $ENV{'request.course.id'}.'.'.$what;
-       my $courselevelr=
-            $ENV{'request.course.id'}.'.'.$symbparm;
-       my $courselevelm=
-            $ENV{'request.course.id'}.'.'.$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;
+
+    my $courselevel=$ENV{'request.course.id'}.'.'.$what;
+    my $courselevelr=$ENV{'request.course.id'}.'.'.$symbparm;
+    my $courselevelm=$ENV{'request.course.id'}.'.'.$mapparm;
 
 # -------------------------------------------------------- first, check default
 
-       if ($def) { $outpar[11]=$def;
-                   $result=11; }
+    if ($def) { $outpar[11]=$def; $result=11; }
 
 # ----------------------------------------------------- second, check map parms
 
-       my $thisparm=$parmhash{$symbparm};
-       if ($thisparm) { $outpar[10]=$thisparm;  
-                        $result=10; }
+    my $thisparm=$parmhash{$symbparm};
+    if ($thisparm) { $outpar[10]=$thisparm; $result=10; }
 
 # --------------------------------------------------------- third, check course
 
-       if ($courseopt{$courselevel}) { $outpar[9]=$courseopt{$courselevel};  
-                                       $result=9; }
+    if ($courseopt{$courselevel}) {
+	$outpar[9]=$courseopt{$courselevel};
+	$result=9;
+    }
 
-       if ($courseopt{$courselevelm}) { $outpar[8]=$courseopt{$courselevelm}; 
-                                        $result=8; }
+    if ($courseopt{$courselevelm}) {
+	$outpar[8]=$courseopt{$courselevelm};
+	$result=8;
+    }
 
-       if ($courseopt{$courselevelr}) { $outpar[7]=$courseopt{$courselevelr}; 
-                                        $result=7; }
+    if ($courseopt{$courselevelr}) {
+	$outpar[7]=$courseopt{$courselevelr};
+	$result=7;
+    }
 
-       if ($csec) {
-
-        if ($courseopt{$seclevel}) { $outpar[6]=$courseopt{$seclevel};  
-                                    $result=6; }
-
-        if ($courseopt{$seclevelm}) { $outpar[5]=$courseopt{$seclevelm};  
-                                     $result=5; }  
- 
-        if ($courseopt{$seclevelr}) { $outpar[4]=$courseopt{$seclevelr};  
-                                     $result=4; }
-  
-      }
+    if ($csec) {
+        if ($courseopt{$seclevel}) {
+	    $outpar[6]=$courseopt{$seclevel};
+	    $result=6;
+	}
+        if ($courseopt{$seclevelm}) {
+	    $outpar[5]=$courseopt{$seclevelm};
+	    $result=5;
+	}
+
+        if ($courseopt{$seclevelr}) {
+	    $outpar[4]=$courseopt{$seclevelr};
+	    $result=4;
+	}
+    }
 
 # ---------------------------------------------------------- fourth, check user
-      
-      if ($uname) { 
-
-       if ($useropt{$courselevel}) { $outpar[3]=$useropt{$courselevel};  
-                                     $result=3; }
-
-       if ($useropt{$courselevelm}) { $outpar[2]=$useropt{$courselevelm}; 
-                                      $result=2; }
 
-       if ($useropt{$courselevelr}) { $outpar[1]=$useropt{$courselevelr}; 
-                                      $result=1; }
+    if ($uname) {
+	if ($useropt{$courselevel}) {
+	    $outpar[3]=$useropt{$courselevel};
+	    $result=3;
+	}
+
+	if ($useropt{$courselevelm}) {
+	    $outpar[2]=$useropt{$courselevelm};
+	    $result=2;
+	}
+
+	if ($useropt{$courselevelr}) {
+	    $outpar[1]=$useropt{$courselevelr};
+	    $result=1;
+	}
+    }
 
-      }
-     
-    return $result;
+    return ($result,@outpar);
 }
 
 # ------------------------------------------------------------ Output for value
 
 sub valout {
     my ($value,$type)=@_;
-    return
-	($value?(($type=~/^date/)?localtime($value):$value):'  ');
+    return ($value?(($type=~/^date/)?localtime($value):$value):'  ');
 }
 
 # -------------------------------------------------------- Produces link anchor
@@ -149,270 +174,17 @@ sub plink {
         }
     }
     return 
-      '<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
-      .$marker."','".$return."','".$call."'".');">'.
-      &valout($value,$type).'</a><a name="'.$marker.'"></a>';
+	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
+	    .$marker."','".$return."','".$call."'".');">'.
+		&valout($value,$type).'</a><a name="'.$marker.'"></a>';
 }
 
-sub assessparms {
-
-      my $r=shift;
-# -------------------------------------------------------- Variable declaration
-
-      %courseopt=();
-      %useropt=();
-      %bighash=();
-
-      @ids=();
-      %symbp=();
-      %typep=();
-
-      my $message='';
-
-      $csec=$ENV{'form.csec'};
-      $udom=$ENV{'form.udom'};
-      unless ($udom) { $udom=$r->dir_config('lonDefDomain'); }
-
-      my $pscat=$ENV{'form.pscat'};
-      my $pschp=$ENV{'form.pschp'};
-      my $pssymb='';
 
-# ----------------------------------------------- Was this started from grades?
-
-      if (($ENV{'form.command'} eq 'set') && ($ENV{'form.url'})
-          && (!$ENV{'form.dis'})) {
-	  my $url=$ENV{'form.url'};
-          $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
-          $pssymb=&Apache::lonnet::symbread($url);
-          $pscat='all';
-          $pschp='';
-      } else {
-          $ENV{'form.url'}='';
-      }
- 
-      my $id=$ENV{'form.id'};
-      if (($id) && ($udom)) {
-          $uname=(&Apache::lonnet::idget($udom,$id))[1];
-          if ($uname) {
-	      $id='';
-          } else {
-              $message=
-     "<font color=red>Unknown ID '$id' at domain '$udom'</font>";
-          }
-      } else {
-          $uname=$ENV{'form.uname'};
-      }
-      unless ($udom) { $uname=''; }
-      $uhome='';
-      if ($uname) {
-	  $uhome=&Apache::lonnet::homeserver($uname,$udom);
-      
-        if ($uhome eq 'no_host') { 
-          $message=
-     "<font color=red>Unknown user '$uname' at domain '$udom'</font>";
-          $uname=''; 
-        } else {
-          $csec=&Apache::lonnet::usection(
-				       $udom,$uname,$ENV{'request.course.id'});
-          if ($csec eq '-1') {
-             $message="<font color=red>".
-              "User '$uname' at domain '$udom' not in this course</font>";
-              $uname='';
-              $csec=$ENV{'form.csec'};
-	 } else {
-              my %name=&Apache::lonnet::userenvironment($udom,$uname,
-		('firstname','middlename','lastname','generation','id'));
-              $message="\n<p>\nFull Name: ".
-                          $name{'firstname'}.' '.$name{'middlename'}
-	                 .$name{'lastname'}.' '.$name{'generation'}.
-                       "<br>\nID: ".$name{'id'}.'<p>';
-         }
-        }
-      }
-
-      unless ($csec) { $csec=''; }
-
-      $fcat=$ENV{'form.fcat'};
-      unless ($fcat) { $fcat=''; }
-
-# ------------------------------------------------------------------- Tie hashs
-      if ((tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
-                       &GDBM_READER,0640)) &&
-          (tie(%parmhash,'GDBM_File',
-           $ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640))) {
-
-# --------------------------------------------------------- Get all assessments
-	undef %allkeys;
-        undef %allmaps;
-        undef %defp;
-        map {
-	    if ($_=~/^src\_(\d+)\.(\d+)$/) {
-	       my $mapid=$1;
-               my $resid=$2;
-               my $id=$mapid.'.'.$resid;
-               my $srcf=$bighash{$_};
-               if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) {
-		   $ids[$#ids+1]=$id;
-                   $typep{$id}=$1;
-                   $keyp{$id}='';
-                   map {
-                       if ($_=~/^parameter\_(.*)/) {
-			  my $key=$_;
-                          my $allkey=$1;
-                          $allkey=~s/\_/\./;
-                          my $display=
-			      &Apache::lonnet::metadata($srcf,$key.'.display');
-                          unless ($display) {
-                              $display=
-			         &Apache::lonnet::metadata($srcf,$key.'.name');
-                          }
-                          $allkeys{$allkey}=$display;
-                          if ($allkey eq $fcat) {
-                             $defp{$id}=
-                              &Apache::lonnet::metadata($srcf,$key);
-			  }
-                          if ($keyp{$id}) {
-			      $keyp{$id}.=','.$key;
-                          } else {
-                              $keyp{$id}=$key;
-		          }
-		       }
-                   } split(/\,/,
-                      &Apache::lonnet::metadata($srcf,'keys'));
-                   $mapp{$id}=
-		       &Apache::lonnet::declutter($bighash{'map_id_'.$mapid});
-                   $allmaps{$mapid}=$mapp{$id};
-                   $symbp{$id}=$mapp{$id}.
-			'___'.$resid.'___'.
-			    &Apache::lonnet::declutter($srcf);
-	       }
-            }
-        } keys %bighash;
-# ---------------------------------------------------------- Anything to store?
-        if ($ENV{'form.pres_marker'}) {
-       my ($sresid,$spnam,$snum)=split(/\&/,$ENV{'form.pres_marker'});
-       $spnam=~s/\_([^\_]+)$/\.$1/;
-# ---------------------------------------------------------- Construct prefixes
-
-       my $symbparm=$symbp{$sresid}.'.'.$spnam;
-       my $mapparm=$mapp{$sresid}.'___(all).'.$spnam;
-
-       my $seclevel=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$spnam;
-       my $seclevelr=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$symbparm;
-       my $seclevelm=
-            $ENV{'request.course.id'}.'.['.
-		$csec.'].'.$mapparm;
-
-       my $courselevel=
-            $ENV{'request.course.id'}.'.'.$spnam;
-       my $courselevelr=
-            $ENV{'request.course.id'}.'.'.$symbparm;
-       my $courselevelm=
-            $ENV{'request.course.id'}.'.'.$mapparm;
-
-       my $storeunder='';
-       if (($snum==9) || ($snum==3)) { $storeunder=$courselevel; }
-       if (($snum==8) || ($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; }
-       $storeunder=&Apache::lonnet::escape($storeunder);
- 
-       my $storecontent=
-    $storeunder.'='.&Apache::lonnet::escape($ENV{'form.pres_value'}).'&'.
-    $storeunder.'.type='.&Apache::lonnet::escape($ENV{'form.pres_type'});
-
-       my $reply='';
-           if ($snum>3) {
-# ---------------------------------------------------------------- Store Course
-#
-# Expire sheets
-	    &Apache::lonnet::expirespread('','','studentcalc');
-            if (($snum==7) || ($snum==4)) {
-	     &Apache::lonnet::expirespread('','','assesscalc',$symbp{$sresid});
-            } elsif (($snum==8) || ($snum==5)) {
-	     &Apache::lonnet::expirespread('','','assesscalc',$mapp{$sresid});
-            } else {
-	     &Apache::lonnet::expirespread('','','assesscalc');
-            }
-
-# Store parameter
-            $reply=&Apache::lonnet::critical('put:'.
-             $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'.
-             $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.':resourcedata:'.
-             $storecontent,
-             $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
-           } else {
-# ------------------------------------------------------------------ Store User
-#
-# Expire sheets
-	    &Apache::lonnet::expirespread($uname,$udom,'studentcalc');
-            if ($snum==1) {
-		&Apache::lonnet::expirespread
-                    ($uname,$udom,'assesscalc',$symbp{$sresid});
-            } elsif ($snum==2) {
-		&Apache::lonnet::expirespread
-                    ($uname,$udom,'assesscalc',$mapp{$sresid});
-            } else {
-		&Apache::lonnet::expirespread($uname,$udom,'assesscalc');
-            }
-                
-# Store parameter
-            $reply=
-            &Apache::lonnet::critical('put:'.$udom.':'.$uname.':resourcedata:'.
-             $storecontent,$uhome);
-           }
-
-         if ($reply=~/^error\:(.*)/) {
-	     $message.="<font color=red>Write Error: $1</font>";
-	 }
-# ---------------------------------------------------------------- Done storing
-   }
-# -------------------------------------------------------------- Get coursedata
-        my $reply=&Apache::lonnet::reply('dump:'.
-              $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'.
-              $ENV{'course.'.$ENV{'request.course.id'}.'.num'}.':resourcedata',
-              $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
-        if ($reply!~/^error\:/) {
-           map {
-             my ($name,$value)=split(/\=/,$_);
-             $courseopt{&Apache::lonnet::unescape($name)}=
-                        &Apache::lonnet::unescape($value);  
-           } split(/\&/,$reply);
-        }
-# --------------------------------------------------- Get userdata (if present)
-        if ($uname) {
-           my $reply=
-       &Apache::lonnet::reply('dump:'.$udom.':'.$uname.':resourcedata',$uhome);
-           if ($reply!~/^error\:/) {
-              map {
-                my ($name,$value)=split(/\=/,$_);
-                $useropt{&Apache::lonnet::unescape($name)}=
-                         &Apache::lonnet::unescape($value);
-              } split(/\&/,$reply);
-           }
-        }
-
-# ------------------------------------------------------------------- Sort this
-
-        @ids=sort  {  
-           if ($fcat eq '') {
-              $a<=>$b;
-           } else {
-              1*$outpar[&parmval($fcat,$a,$defp{$a})]<=>
-              1*$outpar[&parmval($fcat,$b,$defp{$b})];
-           } 
-       } @ids;
-
-# ------------------------------------------------------------------ Start page
-         $r->content_type('text/html');
-         $r->send_http_header;
-	$r->print(<<ENDHEAD);
+sub startpage {
+    my ($r,$id,$udom,$csec,$uname)=@_;
+    $r->content_type('text/html');
+    $r->send_http_header;
+    $r->print(<<ENDHEAD);
 <html>
 <head>
 <title>LON-CAPA Course Parameters</title>
@@ -469,7 +241,7 @@ sub assessparms {
 <form method="post" action="/adm/parmset" name="parmform">
 <h3>Course Assessments</h3>
 <b>
-Section/Group: 
+Section/Group:
 <input type="text" value="$csec" size="6" name="csec">
 <br>
 For User 
@@ -481,222 +253,453 @@ at Domain
 </b>
 <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='' name="pres_marker">
 ENDHEAD
-    if ($ENV{'form.url'}) {
-	$r->print('<input type="hidden" value="'.$ENV{'form.url'}.
-	      '" name="url"><input type="hidden" name="command" value="set">');
-    }
-    map {
-      $r->print('<input type="hidden" value="'.
-          $ENV{'form.recent_'.$_}.'" name="recent_'.$_.'">');
-    } ('tolerance','date_default','date_start','date_end','date_interval',
-       'int','float','string');
-
-        $r->print('<h2>'.$message.'</h2><table><tr><td>Sort list by</td><td>');
-	$r->print('<select name="fcat">');
-        $r->print('<option value="">Enclosing Map</option>');
-        map {
-	    $r->print('<option value="'.$_.'"');
-            if ($fcat eq $_) { $r->print(' selected'); }
-            $r->print('>'.$allkeys{$_}.'</option>');
-        } keys %allkeys;
-       $r->print(
-    '</select></tr><tr><td>Select Enclosing Map</td><td><select name=pschp>');
-        $r->print('<option value=all>All Maps</option>');
-        map {
-	    $r->print('<option value="'.$_.'"');
-            if (($pssymb=~/^$allmaps{$_}/) || 
-                ($pschp eq $_)) { $r->print(' selected'); }
-            $r->print('>'.$allmaps{$_}.'</option>');
-        } keys %allmaps;
-        $r->print(
- '</select></td></tr><tr><td>Select Parameter</td><td><select name=pscat>');
-        $r->print('<option value=all>All Parameters</option>');
-        map {
+
+}
+
+sub print_row {
+    my ($r,$which,$part,$name,$rid,$default,$type,$display,$defbgone,
+	$defbgtwo)=@_;
+    my ($result,@outpar)=&parmval($$part{$which}.'.'.$$name{$which},
+				  $rid,$$default{$which});
+    $r->print("<td bgcolor=".$defbgtwo.
+	      '>'.$$part{$which}.'</td><td bgcolor='.$defbgone.
+	      '>'.$$display{$which}.'</td>');
+    my $thismarker=$which;
+    $thismarker=~s/^parameter\_//;
+    my $mprefix=$rid.'&'.$thismarker.'&';
+
+    &print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,$type,$display);
+    &print_td($r,10,'#FFDDDD',$result,\@outpar,$mprefix,$_,$type,$display);
+    &print_td($r,9,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+    &print_td($r,8,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+    &print_td($r,7,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+    if ($csec) {
+	&print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
+	&print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
+	&print_td($r,4,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
+    }
+    if ($uname) {
+	&print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+	&print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+	&print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
+    }
+    $r->print('<td bgcolor=#CCCCFF>'.&valout($outpar[$result],$$type{$which}).'</td>');
+    my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
+					'.'.$$name{$which},$symbp{$rid});
+    $r->print('<td bgcolor=#999999><font color=#FFFFFF>'.
+	      &valout($sessionval,$$type{$which}).'&nbsp;'.
+	      '</font></td>');
+    $r->print('</tr>');
+}
+
+sub print_td {
+    my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$type,$display)=@_;
+    $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).'>'.
+	      &plink($$type{$value},$$display{$value},$$outpar[$which],
+		     $mprefix."$which",'parmform.pres','psub').'</td>');
+}
+
+sub assessparms {
+
+    my $r=shift;
+# -------------------------------------------------------- Variable declaration
+    my %allkeys;
+    my %allmaps;
+    my %defp;
+    %courseopt=();
+    %useropt=();
+    my %bighash=();
+
+    @ids=();
+    %symbp=();
+    %typep=();
+
+    my $message='';
+
+    $csec=$ENV{'form.csec'};
+    $udom=$ENV{'form.udom'};
+    unless ($udom) { $udom=$r->dir_config('lonDefDomain'); }
+
+    my $pscat=$ENV{'form.pscat'};
+    my $pschp=$ENV{'form.pschp'};
+    my $pssymb='';
+
+# ----------------------------------------------- Was this started from grades?
+
+    if (($ENV{'form.command'} eq 'set') && ($ENV{'form.url'})
+	&& (!$ENV{'form.dis'})) {
+	my $url=$ENV{'form.url'};
+	$url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+	$pssymb=&Apache::lonnet::symbread($url);
+	$pscat='all';
+	$pschp='';
+    } elsif ($ENV{'form.symb'}) {
+	$pssymb=$ENV{'form.symb'};
+	$pscat='all';
+	$pschp='';
+    } else {
+	$ENV{'form.url'}='';
+    }
+
+    my $id=$ENV{'form.id'};
+    if (($id) && ($udom)) {
+	$uname=(&Apache::lonnet::idget($udom,$id))[1];
+	if ($uname) {
+	    $id='';
+	} else {
+	    $message=
+		"<font color=red>Unknown ID '$id' at domain '$udom'</font>";
+	}
+    } else {
+	$uname=$ENV{'form.uname'};
+    }
+    unless ($udom) { $uname=''; }
+    $uhome='';
+    if ($uname) {
+	$uhome=&Apache::lonnet::homeserver($uname,$udom);
+        if ($uhome eq 'no_host') {
+	    $message=
+		"<font color=red>Unknown user '$uname' at domain '$udom'</font>";
+	    $uname='';
+        } else {
+	    $csec=&Apache::lonnet::usection($udom,$uname,
+					    $ENV{'request.course.id'});
+	    if ($csec eq '-1') {
+		$message="<font color=red>".
+		    "User '$uname' at domain '$udom' not ".
+                    "in this course</font>";
+		$uname='';
+		$csec=$ENV{'form.csec'};
+	    } else {
+		my %name=&Apache::lonnet::userenvironment($udom,$uname,
+		      ('firstname','middlename','lastname','generation','id'));
+		$message="\n<p>\nFull Name: ".
+		    $name{'firstname'}.' '.$name{'middlename'}.' '
+			.$name{'lastname'}.' '.$name{'generation'}.
+			    "<br>\nID: ".$name{'id'}.'<p>';
+	    }
+        }
+    }
+
+    unless ($csec) { $csec=''; }
+
+    my $fcat=$ENV{'form.fcat'};
+    unless ($fcat) { $fcat=''; }
+
+# ------------------------------------------------------------------- Tie hashs
+    if (!(tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
+	      &GDBM_READER,0640))) {
+	$r->print("Unable to access course data. (File $ENV{'request.course.fn'}.db not tieable)");
+	return ;
+    }
+    if (!(tie(%parmhash,'GDBM_File',
+	      $ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640))) {
+	$r->print("Unable to access parameter data. (File $ENV{'request.course.fn'}_parms.db not tieable)");
+	return ;
+    }
+# --------------------------------------------------------- Get all assessments
+    foreach (keys %bighash) {
+	if ($_=~/^src\_(\d+)\.(\d+)$/) {
+	    my $mapid=$1;
+	    my $resid=$2;
+	    my $id=$mapid.'.'.$resid;
+	    my $srcf=$bighash{$_};
+	    if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) {
+		$ids[$#ids+1]=$id;
+		$typep{$id}=$1;
+		$keyp{$id}='';
+		foreach (split(/\,/,
+			       &Apache::lonnet::metadata($srcf,'keys'))) {
+		    if ($_=~/^parameter\_(.*)/) {
+			my $key=$_;
+			my $allkey=$1;
+			$allkey=~s/\_/\./;
+			my $display=
+			    &Apache::lonnet::metadata($srcf,$key.'.display');
+			unless ($display) {
+			    $display=
+				&Apache::lonnet::metadata($srcf,$key.'.name');
+			}
+			$allkeys{$allkey}=$display;
+			if ($allkey eq $fcat) {
+			    $defp{$id}=
+				&Apache::lonnet::metadata($srcf,$key);
+			}
+			if ($keyp{$id}) {
+			    $keyp{$id}.=','.$key;
+			} else {
+			    $keyp{$id}=$key;
+			}
+		    }
+		}
+		$mapp{$id}=
+		    &Apache::lonnet::declutter($bighash{'map_id_'.$mapid});
+		$allmaps{$mapid}=$mapp{$id};
+		$symbp{$id}=$mapp{$id}.
+			'___'.$resid.'___'.
+			    &Apache::lonnet::declutter($srcf);
+	    }
+	}
+    }
+# ---------------------------------------------------------- Anything to store?
+    if ($ENV{'form.pres_marker'}) {
+	my ($sresid,$spnam,$snum)=split(/\&/,$ENV{'form.pres_marker'});
+	$spnam=~s/\_([^\_]+)$/\.$1/;
+# ---------------------------------------------------------- Construct prefixes
+
+	my $symbparm=$symbp{$sresid}.'.'.$spnam;
+	my $mapparm=$mapp{$sresid}.'___(all).'.$spnam;
+	
+	my $seclevel=$ENV{'request.course.id'}.'.['.$csec.'].'.$spnam;
+	my $seclevelr=$ENV{'request.course.id'}.'.['.$csec.'].'.$symbparm;
+	my $seclevelm=$ENV{'request.course.id'}.'.['.$csec.'].'.$mapparm;
+	
+	my $courselevel=$ENV{'request.course.id'}.'.'.$spnam;
+	my $courselevelr=$ENV{'request.course.id'}.'.'.$symbparm;
+	my $courselevelm=$ENV{'request.course.id'}.'.'.$mapparm;
+	
+	my $storeunder='';
+	if (($snum==9) || ($snum==3)) { $storeunder=$courselevel; }
+	if (($snum==8) || ($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; }
+	
+        my %storecontent = ($storeunder        => $ENV{'form.pres_value'},
+                            $storeunder.'type' => $ENV{'form.pres_type'});
+	my $reply='';
+	if ($snum>3) {
+# ---------------------------------------------------------------- Store Course
+#
+# Expire sheets
+	    &Apache::lonnet::expirespread('','','studentcalc');
+	    if (($snum==7) || ($snum==4)) {
+		&Apache::lonnet::expirespread('','','assesscalc',$symbp{$sresid});
+	    } elsif (($snum==8) || ($snum==5)) {
+		&Apache::lonnet::expirespread('','','assesscalc',$mapp{$sresid});
+	    } else {
+		&Apache::lonnet::expirespread('','','assesscalc');
+	    }
+# Store parameter
+            $reply=&Apache::lonnet::cput
+                ('resourcedata',\%storecontent,
+                 $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+                 $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+	} else {
+# ------------------------------------------------------------------ Store User
+#
+# Expire sheets
+	    &Apache::lonnet::expirespread($uname,$udom,'studentcalc');
+	    if ($snum==1) {
+		&Apache::lonnet::expirespread
+		    ($uname,$udom,'assesscalc',$symbp{$sresid});
+	    } elsif ($snum==2) {
+		&Apache::lonnet::expirespread
+		    ($uname,$udom,'assesscalc',$mapp{$sresid});
+	    } else {
+		&Apache::lonnet::expirespread($uname,$udom,'assesscalc');
+	    }
+# Store parameter
+	    $reply=&Apache::lonnet::cput
+                ('resourcedata',\%storecontent,$udom,$uname);
+	}
+
+	if ($reply=~/^error\:(.*)/) {
+	    $message.="<font color=red>Write Error: $1</font>";
+	}
+# ---------------------------------------------------------------- Done storing
+    }
+# -------------------------------------------------------------- Get coursedata
+    %courseopt = &Apache::lonnet::dump
+        ('resourcedata',
+         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+         $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+# --------------------------------------------------- Get userdata (if present)
+    if ($uname) {
+        %useropt=&Apache::lonnet::dump('resourcedata',$udom,$uname);
+    }
+
+# ------------------------------------------------------------------- Sort this
+
+    @ids=sort  {
+	if ($fcat eq '') {
+	    $a<=>$b;
+	} else {
+	    my ($result,@outpar)=&parmval($fcat,$a,$defp{$a});
+	    my $aparm=$outpar[$result];
+	    ($result,@outpar)=&parmval($fcat,$b,$defp{$b});
+	    my $bparm=$outpar[$result];
+	    1*$aparm<=>1*$bparm;
+	}
+    } @ids;
+
+# ------------------------------------------------------------------ Start page
+    &startpage($r,$id,$udom,$csec,$uname);
+#    if ($ENV{'form.url'}) {
+#	$r->print('<input type="hidden" value="'.$ENV{'form.url'}.
+#		  '" name="url"><input type="hidden" name="command" value="set">');
+#    }
+    foreach ('tolerance','date_default','date_start','date_end',
+	     'date_interval','int','float','string') {
+	$r->print('<input type="hidden" value="'.
+		  $ENV{'form.recent_'.$_}.'" name="recent_'.$_.'">');
+    }
+
+    $r->print('<h2>'.$message.'</h2><table><tr><td>Sort list by</td><td>');
+    $r->print('<select name="fcat">');
+    $r->print('<option value="">Enclosing Map</option>');
+    foreach (reverse sort keys %allkeys) {
+	$r->print('<option value="'.$_.'"');
+	if ($fcat eq $_) { $r->print(' selected'); }
+	$r->print('>'.$allkeys{$_}.'</option>');
+    }
+    if (!$pssymb) {
+	$r->print('</select></tr><tr><td>Select Enclosing Map</td><td><select name=pschp>');
+	$r->print('<option value=all>All Maps</option>');
+	foreach (sort keys %allmaps) {
 	    $r->print('<option value="'.$_.'"');
-            if ($pscat eq $_) { $r->print(' selected'); }
-            $r->print('>'.$allkeys{$_}.'</option>');
-        } keys %allkeys;
-        $r->print(
-'</select></td></tr></table><br><input name=dis type="submit" value="Display">'
-                 );
-      if (($pscat) || ($pschp) || ($pssymb)) {
+	    if (($pssymb=~/^$allmaps{$_}/) || 
+		($pschp eq $_)) { $r->print(' selected'); }
+	    $r->print('>'.$allmaps{$_}.'</option>');
+	}
+    } else {
+	my ($map,$id,$resource)=split(/___/,$pssymb);
+	$r->print('<tr><td>Specfic Resource</td><td>&nbsp;</td></tr>');
+	$r->print('<input type="hidden" value="'.$pssymb.'" name="symb">');
+    }
+    $r->print('</select></td></tr><tr><td>Select Parameter</td><td><select name=pscat>');
+    $r->print('<option value=all>All Parameters</option>');
+    foreach (reverse sort keys %allkeys) {
+	$r->print('<option value="'.$_.'"');
+	if ($pscat eq $_) { $r->print(' selected'); }
+	$r->print('>'.$allkeys{$_}.'</option>');
+    }
+    $r->print('</select></td></tr></table><br><input name=dis type="submit" value="Display">');
+    if (($pscat) || ($pschp) || ($pssymb)) {
 # ----------------------------------------------------------------- Start Table
 	my $catmarker='parameter_'.$pscat;
-        $catmarker=~s/\./\_/g;
-        my $coursespan=$csec?8:5;
-	 $r->print(<<ENDTABLEHEAD);
+	$catmarker=~s/\./\_/g;
+	my $coursespan=$csec?8:5;
+	my $csuname=$ENV{'user.name'};
+	my $csudom=$ENV{'user.domain'};
+	$r->print(<<ENDTABLEHEAD);
 <p><table border=2>
 <tr><td colspan=5></td>
 <th colspan=$coursespan>Any User</th>
 ENDTABLEHEAD
-    if ($uname) {
-	$r->print("<th colspan=3 rowspan=2>User $uname at Domain $udom</th>");
-    }
-    $r->print(<<ENDTABLETWO);
-<th rowspan=3>Parameter in Effect</th></tr><tr><td colspan=5></td>
+	if ($uname) {
+	    $r->print("<th colspan=3 rowspan=2>User $uname at Domain $udom</th>");
+	}
+	$r->print(<<ENDTABLETWO);
+<th rowspan=3>Parameter in Effect</th>
+<th rowspan=3>Current Session Value<br>($csuname at $csudom)</th>
+</tr><tr><td colspan=5></td>
 <th colspan=2>Resource Level</th>
 <th colspan=3>in Course</th>
 ENDTABLETWO
-    if ($csec) {
-	$r->print("<th colspan=3>in Section/Group $csec</th>");
-    }
-    $r->print(<<ENDTABLEHEADFOUR);
+	if ($csec) {
+	    $r->print("<th colspan=3>in Section/Group $csec</th>");
+	}
+	$r->print(<<ENDTABLEHEADFOUR);
 </tr><tr><th>Assessment URL and Title</th><th>Type</th>
 <th>Enclosing Map</th><th>Part No.</th><th>Parameter Name</th>
 <th>default</th><th>from Enclosing Map</th>
 <th>general</th><th>for Enclosing Map</th><th>for Resource</th>
 ENDTABLEHEADFOUR
-    if ($csec) {
-  $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
-    }
-    if ($uname) {
-  $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
-    }
-	$r->print('</tr><tr>');
-         my $defbgone='';
-         my $defbgtwo='';
- 	 map {
-           my $rid=$_;
-           my ($inmapid)=($rid=~/\.(\d+)$/);
-           if (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid}) ||
-               ($pssymb eq $mapp{$rid}.'___'.$inmapid.'___'.
-                &Apache::lonnet::declutter($bighash{'src_'.$rid}))) {
+	if ($csec) {
+	    $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
+	}
+	if ($uname) {
+	    $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
+	}
+	$r->print('</tr>');
+	my $defbgone='';
+	my $defbgtwo='';
+	foreach (@ids) {
+	    my $rid=$_;
+	    my ($inmapid)=($rid=~/\.(\d+)$/);
+	    if (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid}) ||
+		($pssymb eq $symbp{$rid})) {
 # ------------------------------------------------------ Entry for one resource
-	     if ($defbgone eq '"E0E099"') {
-		 $defbgone='"E0E0DD"';
-             } else {
-                 $defbgone='"E0E099"';
-	     }
-	     if ($defbgtwo eq '"FFFF99"') {
-		 $defbgtwo='"FFFFDD"';
-             } else {
-                 $defbgtwo='"FFFF99"';
-	     }
-	    @outpar=();
-            my $thistitle='';
-            my %name=   ();
-            my %part=   ();
-	    my %display=();
-	    my %type=   ();
-            my %default=();
-            my $uri=&Apache::lonnet::declutter($bighash{'src_'.$rid});
-
-            map {
-		$part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
-                $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
-                $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
-                unless ($display{$_}) { $display{$_}=''; }
-                $display{$_}.=' ('.$name{$_}.')';
-                $default{$_}=&Apache::lonnet::metadata($uri,$_);
-                $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
-                $thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
-            } split(/\,/,$keyp{$rid});
-
-	    my $totalparms=scalar keys %name;
-	    my $isdef=1;
-	    unless ($totalparms) { $totalparms=1; $isdef=0; }
-	    if ($pscat ne 'all') { $totalparms=1; }
-            $r->print('<td bgcolor='.$defbgone.
-                ' rowspan='.$totalparms.'><tt><font size=-1>'.
-                join(' / ',split(/\//,$uri)).
-                '</font></tt><p><b>'.
-                      $bighash{'title_'.$rid});
-            if ($thistitle) {
-		$r->print(' ('.$thistitle.')');
-            }
-            $r->print('</b></td>');
-            $r->print('<td bgcolor='.$defbgtwo.
-                    ' rowspan='.$totalparms.'>'.$typep{$rid}.'</td>');
-            $r->print('<td bgcolor='.$defbgone.
-                    ' rowspan='.$totalparms.'><tt><font size=-1>'.
-		      join(' / ',split(/\//,$mapp{$rid})).'</font></tt></td>');
-	  if ($isdef) {
-            map {
-	     if (($_ eq $catmarker) || ($pscat eq 'all')) {
-	       my $result=&parmval($part{$_}.'.'.$name{$_},$rid,$default{$_});
-
-               $r->print("<td bgcolor=".$defbgtwo.
-                  ">$part{$_}</td><td bgcolor=".$defbgone.
-                  ">$display{$_}</td>");
-               my $thismarker=$_;
-               $thismarker=~s/^parameter\_//; 
-               my $mprefix=$rid.'&'.$thismarker.'&';
-
-               $r->print('<td bgcolor='.
-                (($result==11)?'"#AAFFAA"':'#FFDDDD').'>'.
-             &valout($outpar[11],$type{$_}).'</td>');
-               $r->print('<td bgcolor='.
-                (($result==10)?'"#AAFFAA"':'#FFDDDD').'>'.
-             &valout($outpar[10],$type{$_}).'</td>');
-
-               $r->print('<td bgcolor='.
-                (($result==9)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[9],$mprefix.'9',
-                    'parmform.pres','psub').'</td>');
-               $r->print('<td bgcolor='.
-                (($result==8)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[8],$mprefix.'8',
-                    'parmform.pres','psub').'</td>');
-               $r->print('<td bgcolor='.
-                (($result==7)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[7],$mprefix.'7',
-                    'parmform.pres','psub').'</td>');
-
-               if ($csec) {
-                 $r->print('<td bgcolor='.
-                   (($result==6)?'"#AAFFAA"':$defbgtwo).'>'.
-             &plink($type{$_},$display{$_},$outpar[6],$mprefix.'6',
-                    'parmform.pres','psub').'</td>');
-                 $r->print('<td bgcolor='.
-                   (($result==5)?'"#AAFFAA"':$defbgtwo).'>'.
-             &plink($type{$_},$display{$_},$outpar[5],$mprefix.'5',
-                    'parmform.pres','psub').'</td>');
-                 $r->print('<td bgcolor='.
-                    (($result==4)?'"#AAFFAA"':$defbgtwo).'>'.
-             &plink($type{$_},$display{$_},$outpar[4],$mprefix.'4',
-                    'parmform.pres','psub').'</td>');
-               }
-
-               if ($uname) {
-                 $r->print('<td bgcolor='.
-                    (($result==3)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[3],$mprefix.'3',
-                    'parmform.pres','psub').'</td>');
-                 $r->print('<td bgcolor='.
-                    (($result==2)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[2],$mprefix.'2',
-                    'parmform.pres','psub').'</td>');
-                 $r->print('<td bgcolor='.
-                   (($result==1)?'"#AAFFAA"':$defbgone).'>'.
-             &plink($type{$_},$display{$_},$outpar[1],$mprefix.'1',
-                    'parmform.pres','psub').'</td>');
-               }
-               $r->print(
-        '<td bgcolor=#CCCCFF>'.&valout($outpar[$result],$type{$_}).'</td>');
-               $r->print("</tr>\n<tr>");
-	   }
-	   } sort keys %name;
-	} else {
- 	    $r->print("</tr>\n<tr>");
-        }
+		if ($defbgone eq '"E0E099"') {
+		    $defbgone='"E0E0DD"';
+		} else {
+		    $defbgone='"E0E099"';
+		}
+		if ($defbgtwo eq '"FFFF99"') {
+		    $defbgtwo='"FFFFDD"';
+		} else {
+		    $defbgtwo='"FFFF99"';
+		}
+		my $thistitle='';
+		my %name=   ();
+		undef %name;
+		my %part=   ();
+		my %display=();
+		my %type=   ();
+		my %default=();
+		my $uri=&Apache::lonnet::declutter($bighash{'src_'.$rid});
+		
+		foreach (split(/\,/,$keyp{$rid})) {
+		    if (($_ eq $catmarker) || ($pscat eq 'all')) {
+			$part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
+			$name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
+			$display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
+			unless ($display{$_}) { $display{$_}=''; }
+			$display{$_}.=' ('.$name{$_}.')';
+			$default{$_}=&Apache::lonnet::metadata($uri,$_);
+			$type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
+			$thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
+		    }
+		}
+		my $totalparms=scalar keys %name;
+		if ($totalparms>0) {
+		    my $firstrow=1;
+		    $r->print('<tr><td bgcolor='.$defbgone.
+			      ' rowspan='.$totalparms.'><tt><font size=-1>'.
+			      join(' / ',split(/\//,$uri)).
+			      '</font></tt><p><b>'.
+			      $bighash{'title_'.$rid});
+		    if ($thistitle) {
+			$r->print(' ('.$thistitle.')');
+		    }
+		    $r->print('</b></td>');
+		    $r->print('<td bgcolor='.$defbgtwo.
+			      ' rowspan='.$totalparms.'>'.$typep{$rid}.'</td>');
+		    $r->print('<td bgcolor='.$defbgone.
+			      ' rowspan='.$totalparms.'><tt><font size=-1>'.
+			      join(' / ',split(/\//,$mapp{$rid})).'</font></tt></td>');
+		    foreach (sort keys %name) {
+			unless ($firstrow) {
+			    $r->print('<tr>');
+			} else {
+			    $firstrow=0;
+			}
+			&print_row($r,$_,\%part,\%name,$rid,\%default,
+				   \%type,\%display,$defbgone,$defbgtwo);
+		    }
+		}
 # -------------------------------------------------- End entry for one resource
-	 }
-	 } @ids;
-         $r->print('</table>');
-      }
-	$r->print('</form></body></html>');
-         untie(%bighash);
-	 untie(%parmhash);
-      }
+	    }
+	}
+	$r->print('</table>');
+    }
+    $r->print('</form></body></html>');
+    untie(%bighash);
+    untie(%parmhash);
 }
 
+# Set course environment parameters
 sub crsenv {
     my $r=shift;
     my $setoutput='';
+    my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
+    my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
 # -------------------------------------------------- Go through list of changes
-    map {
+    foreach (keys %ENV) {
 	if ($_=~/^form\.(.+)\_setparmval$/) {
             my $name=$1;
             my $value=$ENV{'form.'.$name.'_value'};
@@ -705,80 +708,131 @@ sub crsenv {
             }
             if ($name eq 'url') {
 		$value=~s/^\/res\///;
+                my @tmp = &Apache::lonnet::get
+                    ('environment',['url'],$dom,$crs);
                 $setoutput.='Backing up previous URL: '.
-                         &Apache::lonnet::reply('put:'.
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
-                         ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
-                         ':environment:'.
-                         &Apache::lonnet::escape('top level map backup '.
-                                                                    time).'='.
-	                 &Apache::lonnet::reply('get:'.
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
-                         ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
-                         ':environment:url',
-		         $ENV{'course.'.$ENV{'request.course.id'}.'.home'}),
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.home'}).
-                        '<br>';
-
+                    &Apache::lonnet::put
+                        ('environment',
+                         {'top level map backup ' => $tmp[1] },
+                         $dom,$crs).
+                    '<br>';
             }
             if ($name) {
-        	$setoutput.='Setting <tt>'.$name.'</tt> to <tt>'.
-                        $value.'</tt>: '.
-                &Apache::lonnet::reply('put:'.
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
-                         ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
-                         ':environment:'.
-                            &Apache::lonnet::escape($name).'='.
-			    &Apache::lonnet::escape($value),
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.home'}).
-                        '<br>';
+                $setoutput.='Setting <tt>'.$name.'</tt> to <tt>'.
+                    $value.'</tt>: '.
+                    &Apache::lonnet::put
+                            ('environment',{$name=>$value},$dom,$crs).
+                    '<br>';
 	    }
         }
-    } keys %ENV;
+    }
 # -------------------------------------------------------- Get parameters again
-    my $rep=&Apache::lonnet::reply
-                 ('dump:'.$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.
-                         ':'.$ENV{'course.'.$ENV{'request.course.id'}.'.num'}.
-                         ':environment',
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
+
+    my %values=&Apache::lonnet::dump('environment',$dom,$crs);
     my $output='';
-    if ($rep ne 'con_lost') {
-	my %values;
+    if (! exists($values{'con_lost'})) {
         my %descriptions=
- ('url'            => '<b>Top Level Map</b><br><font color=red>'.
-                   'Modification may make assessment data inaccessible</font>',
-  'description'    => '<b>Course Description</b>',
-  'courseid'       => '<b>Course ID or number</b><br>(internal, optional)',
-  'question.email' => '<b>Feedback Addresses for Content Questions</b><br>'.
-                      '(<tt>user:domain,user:domain,...</tt>)',
-  'comment.email'  => '<b>Feedback Addresses for Comments</b><br>'.
-                      '(<tt>user:domain,user:domain,...</tt>)',
-  'policy.email'   => '<b>Feedback Addresses for Course Policy</b><br>'.
-                      '(<tt>user:domain,user:domain,...</tt>)'
- ); 
-
-       map {
-           my ($name,$value)=split(/\=/,$_);
-           $name=&Apache::lonnet::unescape($name);
-           $values{$name}=&Apache::lonnet::unescape($value);
-           unless ($descriptions{$name}) {
-	       $descriptions{$name}=$name;
-           }
-       } split(/\&/,$rep);
-       map {
-           $output.='<tr><td>'.$descriptions{$_}.'</td><td><input name="'.
-                       $_.'_value" size=40 value="'.
-                      $values{$_}.
-                     '"></td><td><input type=checkbox name="'.$_.
-                     '_setparmval"></td></tr>';
-       } keys %descriptions;
-       $output.='<tr><td><i>Create New Environment Variable</i><br>'.
-                '<input type="text" size=40 name="newp_name"></td><td>'.
-                '<input type="text" size=40 name="newp_value"></td><td>'.
-                '<input type="checkbox" name="newp_setparmval"></td></tr>'; 
-    }    
+	    ('url'            => '<b>Top Level Map</b> '.
+                                 '<a href="javascript:openbrowser'.
+                                 "('envform','url','sequence')\">".
+                                 'Browse</a><br><font color=red> '.
+                                 'Modification may make assessment data '.
+                                 'inaccessible</font>',
+             'description'    => '<b>Course Description</b>',
+             'courseid'       => '<b>Course ID or number</b><br>'.
+                                 '(internal, optional)',
+             'default_xml_style' => '<b>Default XML Style File</b> '.
+                    '<a href="javascript:openbrowser'.
+                    "('envform','default_xml_style'".
+                    ",'sty')\">Browse</a><br>",
+             'question.email' => '<b>Feedback Addresses for Content '.
+                                 'Questions</b><br>(<tt>user:domain,'.
+                                 'user:domain,...</tt>)',
+             'comment.email'  => '<b>Feedback Addresses for Comments</b><br>'.
+                                 '(<tt>user:domain,user:domain,...</tt>)',
+             'policy.email'   => '<b>Feedback Addresses for Course Policy</b>'.
+                                 '<br>(<tt>user:domain,user:domain,...</tt>)',
+             'hideemptyrows'  => '<b>Hide Empty Rows in Spreadsheets</b><br>'.
+                                 '("<tt>yes</tt>" for default hiding)',
+             'pageseparators'  => '<b>Visibly Separate Items on Pages</b><br>'.
+                                 '("<tt>yes</tt>" for visible separation)',
+             'pch.roles.denied'=> '<b>Disallow Resource Discussion for '.
+                                  'Roles</b><br>"<tt>st</tt>": '.
+                                  'student, "<tt>ta</tt>": '.
+                                  'TA, "<tt>in</tt>": '.
+                                  'instructor;<br><tt>role,role,...</tt>) '.
+	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
+             'pch.users.denied' => 
+                          '<b>Disallow Resource Discussion for Users</b><br>'.
+                                 '(<tt>user:domain,user:domain,...</tt>)',
+             'spreadsheet_default_classcalc' 
+                 => '<b>Default Course Spreadsheet</b> '.
+                    '<a href="javascript:openbrowser'.
+                    "('envform','spreadsheet_default_classcalc'".
+                    ",'spreadsheet')\">Browse</a><br>",
+             'spreadsheet_default_studentcalc' 
+                 => '<b>Default Student Spreadsheet</b> '.
+                    '<a href="javascript:openbrowser'.
+                    "('envform','spreadsheet_default_calc'".
+                    ",'spreadsheet')\">Browse</a><br>",
+             'spreadsheet_default_assesscalc' 
+                 => '<b>Default Assessment Spreadsheet</b> '.
+                    '<a href="javascript:openbrowser'.
+                    "('envform','spreadsheet_default_assesscalc'".
+                    ",'spreadsheet')\">Browse</a><br>",
+             );
+	foreach (keys(%values)) {
+	    unless ($descriptions{$_}) {
+		$descriptions{$_}=$_;
+	    }
+	}
+	foreach (sort keys %descriptions) {
+            # onchange is javascript to automatically check the 'Set' button.
+            my $onchange = 'onchange="javascript:window.document.forms'.
+                '[\'envform\'].elements[\''.$_.'_setparmval\']'.
+                '.checked=true;"';
+	    $output.='<tr><td>'.$descriptions{$_}.'</td>'.
+                '<td><input name="'.$_.'_value" size=40 '.
+                'value="'.$values{$_}.'" '.$onchange.' /></td>'.
+                '<td><input type=checkbox name="'.$_.'_setparmval"></td>'.
+                '</tr>'."\n";
+	}
+        my $onchange = 'onchange="javascript:window.document.forms'.
+            '[\'envform\'].elements[\'newp_setparmval\']'.
+            '.checked=true;"';
+	$output.='<tr><td><i>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>';
+    }
     $r->print(<<ENDENV);
 <html>
+<script type="text/javascript" language="Javascript" >
+    var editbrowser;
+    function openbrowser(formname,elementname,only,omit) {
+        var url = '/res/?';
+        if (editbrowser == null) {
+            url += 'launch=1&';
+        }
+        url += 'catalogmode=interactive&';
+        url += 'mode=parmset&';
+        url += 'form=' + formname + '&';
+        if (only != null) {
+            url += 'only=' + only + '&';
+        } 
+        if (omit != null) {
+            url += 'omit=' + omit + '&';
+        }
+        url += 'element=' + elementname + '';
+        var title = 'Browser';
+        var options = 'scrollbars=1,resizable=1,menubar=0';
+        options += ',width=700,height=600';
+        editbrowser = open(url,title,options,'1');
+        editbrowser.focus();
+    }
+</script>
 <head>
 <title>LON-CAPA Course Environment</title>
 </head>
@@ -803,38 +857,106 @@ ENDENV
 # ================================================================ Main Handler
 
 sub handler {
-   my $r=shift;
-
-   if ($r->header_only) {
-      $r->content_type('text/html');
-      $r->send_http_header;
-      return OK;
-   }
+    my $r=shift;
 
+    if ($r->header_only) {
+	$r->content_type('text/html');
+	$r->send_http_header;
+	return OK;
+    }
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
 # ----------------------------------------------------- Needs to be in a course
 
-   if (($ENV{'request.course.id'}) && 
-       (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'}))) {
+    if (($ENV{'request.course.id'}) && 
+	(&Apache::lonnet::allowed('opa',$ENV{'request.course.id'}))) {
 
-       unless (($ENV{'form.crsenv'}) || (!$ENV{'request.course.fn'})) {
+	unless (($ENV{'form.crsenv'}) || (!$ENV{'request.course.fn'})) {
 # --------------------------------------------------------- Bring up assessment
-	  &assessparms($r);
+	    &assessparms($r);
 # ---------------------------------------------- This is for course environment
-       } else {
-	  &crsenv($r);
-       }
-   } else {
+	} else {
+	    &crsenv($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";
-      return HTTP_NOT_ACCEPTABLE; 
-   }
-   return OK;
+	$ENV{'user.error.msg'}=
+	    "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+	return HTTP_NOT_ACCEPTABLE;
+    }
+    return OK;
 }
 
 1;
 __END__
 
 
+=head1 NAME
+
+Apache::lonparmset - Handler to set parameters for assessments
+
+=head1 SYNOPSIS
+
+Invoked by /etc/httpd/conf/srm.conf:
+
+ <Location /adm/parmset>
+ PerlAccessHandler       Apache::lonacc
+ SetHandler perl-script
+ PerlHandler Apache::lonparmset
+ ErrorDocument     403 /adm/login
+ ErrorDocument     406 /adm/roles
+ ErrorDocument	  500 /adm/errorhandler
+ </Location>
+
+=head1 INTRODUCTION
+
+This module sets assessment parameters.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 HANDLER SUBROUTINE
+
+This routine is called by Apache and mod_perl.
+
+=over 4
+
+=item *
+
+need to be in course
+
+=item *
+
+bring up assessment screen or course environment
+
+=back
+
+=head1 OTHER SUBROUTINES
+
+=over 4
+
+=item *
+
+parmval() : figure out a cascading parameter
+
+=item *
+
+valout() : format a value for output
+
+=item *
+
+plink() : produces link anchor
+
+=item *
+
+assessparms() : show assess data and parameters
+
+=item *
+
+crsenv() : for the course environment
+
+=back
+
+=cut
+