loncom/interface/lonparmset.pm - diff

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Diff for /loncom/interface/lonparmset.pm between versions 1.198 and 1.413

-version 1.198, 2005/06/02 13:15:05
+version 1.413, 2008/10/23 14:26:17
  Line 63  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
- my $courseoptid='';
- my %courseopt=();
- my $useroptid='';
- my %useropt=();
- my $parmhashid='';
- my %parmhash=();
- # --- end local caches
- #
- # FIXME: get rid of items below
- #
- my @ids;
- my %symbp;
- my %mapp;
- my %typep;
- my %keyp;
- my %uris;
- my %maptitles;
  ##################################################
  ##################################################
- Line 99  Inputs:  $what - a parameter spec (inclu
+ Line 81  Inputs:  $what - a parameter spec (inclu
           $id   - a bighash Id number
           $def  - the resource's default value   'stupid emacs
- Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 11 possible levels
+ Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
 - General Course
 - Map or Folder level in course
 - resource default
 - map default
 - resource level in course
 - General for section
 - Map or Folder level for section
 - resource level in section
+- General for group
+- Map or Folder level for group
+- resource level in group
 - General for specific student
 - Map or Folder level for specific student
 - resource level for specific student
- Line 116  Returns:  A list, the first item is the
+ Line 101  Returns:  A list, the first item is the
  =cut
  ##################################################
- ##################################################
  sub parmval {
-     my ($what,$id,$def,$uname,$udom,$csec)=@_;
+     my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
- # load caches
+     return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
-     &cacheparmhash();
+                                                            $cgroup,$courseopt);
+ }
+ sub parmval_by_symb {
+     my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
+     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 $symbparm=$symbp{$id}.'.'.$what;
+     my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$what;
-     my $mapparm=$mapp{$id}.'___(all).'.$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;
- Line 138  sub parmval {
+ Line 137  sub parmval {
      my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
  # --------------------------------------------------------- first, check course
-     if (defined($courseopt{$courselevel})) {
+     if (defined($$courseopt{$courselevel})) {
- 	$outpar[11]=$courseopt{$courselevel};
+ 	$outpar[14]=$$courseopt{$courselevel};
- 	$result=11;
+ 	$result=14;
      }
-     if (defined($courseopt{$courselevelm})) {
+     if (defined($$courseopt{$courselevelm})) {
- 	$outpar[10]=$courseopt{$courselevelm};
+ 	$outpar[13]=$$courseopt{$courselevelm};
- 	$result=10;
+ 	$result=13;
      }
  # ------------------------------------------------------- second, check default
-     if (defined($def)) { $outpar[9]=$def; $result=9; }
+     if (defined($def)) { $outpar[12]=$def; $result=12; }
  # ------------------------------------------------------ third, check map parms
-     my $thisparm=$parmhash{$symbparm};
+     my $thisparm=&parmhash($symbparm);
-     if (defined($thisparm)) { $outpar[8]=$thisparm; $result=8; }
+     if (defined($thisparm)) { $outpar[11]=$thisparm; $result=11; }
-     if (defined($courseopt{$courselevelr})) {
+     if (defined($$courseopt{$courselevelr})) {
- 	$outpar[7]=$courseopt{$courselevelr};
+ 	$outpar[10]=$$courseopt{$courselevelr};
- 	$result=7;
+ 	$result=10;
      }
  # ------------------------------------------------------ fourth, back to course
-     if (defined($csec)) {
+     if ($csec ne '') {
-         if (defined($courseopt{$seclevel})) {
+         if (defined($$courseopt{$seclevel})) {
- 	    $outpar[6]=$courseopt{$seclevel};
+ 	    $outpar[9]=$$courseopt{$seclevel};
- 	    $result=6;
+ 	    $result=9;
  	}
-         if (defined($courseopt{$seclevelm})) {
+         if (defined($$courseopt{$seclevelm})) {
- 	    $outpar[5]=$courseopt{$seclevelm};
+ 	    $outpar[8]=$$courseopt{$seclevelm};
- 	    $result=5;
+ 	    $result=8;
  	}
-         if (defined($courseopt{$seclevelr})) {
+         if (defined($$courseopt{$seclevelr})) {
- 	    $outpar[4]=$courseopt{$seclevelr};
+ 	    $outpar[7]=$$courseopt{$seclevelr};
- 	    $result=4;
+ 	    $result=7;
  	}
      }
+ # ------------------------------------------------------ fifth, check course group
+     if ($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})) {
+ 	if (defined($$useropt{$courselevel})) {
- 	    $outpar[3]=$useropt{$courselevel};
+ 	    $outpar[3]=$$useropt{$courselevel};
  	    $result=3;
  	}
- 	if (defined($useropt{$courselevelm})) {
+ 	if (defined($$useropt{$courselevelm})) {
- 	    $outpar[2]=$useropt{$courselevelm};
+ 	    $outpar[2]=$$useropt{$courselevelm};
  	    $result=2;
  	}
- 	if (defined($useropt{$courselevelr})) {
+ 	if (defined($$useropt{$courselevelr})) {
- 	    $outpar[1]=$useropt{$courselevelr};
+ 	    $outpar[1]=$$useropt{$courselevelr};
  	    $result=1;
  	}
      }
      return ($result,@outpar);
  }
- sub resetparmhash {
-     $parmhashid='';
+ # --- Caches local to lonparmset
+ sub reset_caches {
+     &resetparmhash();
+     &resetsymbcache();
+     &resetrulescache();
  }
- sub cacheparmhash {
+ {
-     if ($parmhashid eq  $env{'request.course.fn'}) { return; }
+     my $parmhashid;
-     my %parmhashfile;
+     my %parmhash;
-     if (tie(%parmhashfile,'GDBM_File',
+     sub resetparmhash {
- 	      $env{'request.course.fn'}.'_parms.db',&GDBM_READER(),0640)) {
+ 	undef($parmhashid);
- 	%parmhash=%parmhashfile;
+ 	undef(%parmhash);
- 	untie %parmhashfile;
- 	$parmhashid=$env{'request.course.fn'};
      }
- }
+     sub cacheparmhash {
+ 	if ($parmhashid eq  $env{'request.course.fn'}) { return; }
+ 	my %parmhashfile;
+ 	if (tie(%parmhashfile,'GDBM_File',
+ 		$env{'request.course.fn'}.'_parms.db',&GDBM_READER(),0640)) {
+ 	    %parmhash=%parmhashfile;
+ 	    untie(%parmhashfile);
+ 	    $parmhashid=$env{'request.course.fn'};
+ 	}
+     }
+     sub parmhash {
+ 	my ($id) = @_;
+ 	&cacheparmhash();
+ 	return $parmhash{$id};
+     }
+  }
+ {
+     my $symbsid;
+     my %symbs;
+     sub resetsymbcache {
+ 	undef($symbsid);
+ 	undef(%symbs);
+     }
+     sub symbcache {
+ 	my $id=shift;
+ 	if ($symbsid ne $env{'request.course.id'}) {
+ 	    undef(%symbs);
+ 	}
+ 	if (!$symbs{$id}) {
+ 	    my $navmap = Apache::lonnavmaps::navmap->new();
+ 	    if ($id=~/\./) {
+ 		my $resource=$navmap->getById($id);
+ 		$symbs{$id}=$resource->symb();
+ 	    } else {
+ 		my $resource=$navmap->getByMapPc($id);
+ 		$symbs{$id}=&Apache::lonnet::declutter($resource->src());
+ 	    }
+ 	    $symbsid=$env{'request.course.id'};
+ 	}
+ 	return $symbs{$id};
+     }
+  }
- sub cacheuseropt {
+ {
-     my ($uname,$udom)=@_;
+     my $rulesid;
+     my %rules;
+     sub resetrulescache {
+ 	undef($rulesid);
+ 	undef(%rules);
+     }
+     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 cachecourseopt {
+ 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'}) {
+          $result.='<div class="LC_warning">'
+                  .&mt('After course enrollment end!')
+                  .'</div>';
+       }
+    }
+    if ($env{$crsprefix.'default_enrollment_start_date'}) {
+       if ($checkdate<$env{$crsprefix.'default_enrollment_start_date'}) {
+          $result.='<div class="LC_warning">'
+                  .&mt('Before course enrollment start!')
+                  .'</div>';
+       }
+    }
+ # Preparation for additional warnings about dates in the past/future.
+ # An improved, more context sensitive version is recommended,
+ # e.g. warn for due and answer dates which are defined before the corresponding open date, etc.
+ #   if ($checkdate<time) {
+ #      $result.='<div class="LC_info">'
+ #              .'('.&mt('in the past').')'
+ #              .'</div>';
+ #      }
+ #   if ($checkdate>time) {
+ #      $result.='<div class="LC_info">'
+ #              .'('.&mt('in the future').')'
+ #              .'</div>';
+ #      }
+    return $result;
+ }
+ ##################################################
  ##################################################
  #
  # Store a parameter by ID
- Line 240  sub cachecourseopt {
+ Line 367  sub cachecourseopt {
  # - userdomain
  sub storeparm {
-     my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec)=@_;
+     my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
-     my $navmap = Apache::lonnavmaps::navmap->new();
+     &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
-     if ($sresid=~/\./) {
- 	my $resource=$navmap->getById($sresid);
- 	&storeparm_by_symb($resource->symb(),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec);
-     } else {
-         my $resource=$navmap->getByMapPc($sresid);
- 	&storeparm_by_symb(&Apache::lonnet::declutter($resource->src()),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec);
-     }
  }
  #
- Line 262  sub storeparm {
+ Line 382  sub storeparm {
  # - new type
  # - username
  # - userdomain
+ my %recstack;
  sub storeparm_by_symb {
+     my ($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;
- Line 281  sub storeparm_by_symb {
+ Line 462  sub storeparm_by_symb {
      my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
      my $storeunder='';
-     if (($snum==11) || ($snum==3)) { $storeunder=$courselevel; }
+     if (($snum==14) || ($snum==3)) { $storeunder=$courselevel; }
-     if (($snum==10) || ($snum==2)) { $storeunder=$courselevelm; }
+     if (($snum==13) || ($snum==2)) { $storeunder=$courselevelm; }
-     if (($snum==7) || ($snum==1)) { $storeunder=$courselevelr; }
+     if (($snum==10) || ($snum==1)) { $storeunder=$courselevelr; }
-     if ($snum==6) { $storeunder=$seclevel; }
+     if ($snum==9) { $storeunder=$seclevel; }
-     if ($snum==5) { $storeunder=$seclevelm; }
+     if ($snum==8) { $storeunder=$seclevelm; }
-     if ($snum==4) { $storeunder=$seclevelr; }
+     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 '') { $delete=1;}
- Line 296  sub storeparm_by_symb {
+ Line 481  sub storeparm_by_symb {
      if ($snum>3) {
  # ---------------------------------------------------------------- Store Course
  #
+ 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 	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');
- Line 308  sub storeparm_by_symb {
+ Line 495  sub storeparm_by_symb {
  # Store parameter
  	if ($delete) {
  	    $reply=&Apache::lonnet::del
- 		('resourcedata',[keys(%storecontent)],
+ 		('resourcedata',[keys(%storecontent)],$cdom,$cnum);
- 		 $env{'course.'.$env{'request.course.id'}.'.domain'},
+             &log_parmset(\%storecontent,1);
- 		 $env{'course.'.$env{'request.course.id'}.'.num'});
  	} else {
  	    $reply=&Apache::lonnet::cput
- 		('resourcedata',\%storecontent,
+ 		('resourcedata',\%storecontent,$cdom,$cnum);
- 		 $env{'course.'.$env{'request.course.id'}.'.domain'},
+ 	    &log_parmset(\%storecontent);
- 		 $env{'course.'.$env{'request.course.id'}.'.num'});
  	}
+ 	&Apache::lonnet::devalidatecourseresdata($cnum,$cdom);
      } else {
  # ------------------------------------------------------------------ Store User
  #
- Line 335  sub storeparm_by_symb {
+ Line 521  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 '';
  }
- Line 357  sub storeparm_by_symb {
+ Line 545  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);
+             my @timer;
              $year=$year-70;
              $mday--;
              if ($year) {
- 		$result.=$year.' yrs ';
+ #               $result.=&mt('[quant,_1,yr]',$year).' ';
+                 push(@timer,&mt('[quant,_1,yr]',$year));
              }
              if ($mon) {
- 		$result.=$mon.' mths ';
+ #               $result.=&mt('[quant,_1,mth]',$mon).' ';
+                 push(@timer,&mt('[quant,_1,mth]',$mon));
              }
              if ($mday) {
- 		$result.=$mday.' days ';
+ #               $result.=&mt('[quant,_1,day]',$mday).' ';
+                 push(@timer,&mt('[quant,_1,day]',$mday));
              }
              if ($hour) {
- 		$result.=$hour.' hrs ';
+ #               $result.=&mt('[quant,_1,hr]',$hour).' ';
+                 push(@timer,&mt('[quant,_1,hr]',$hour));
              }
              if ($min) {
- 		$result.=$min.' mins ';
+ #               $result.=&mt('[quant,_1,min]',$min).' ';
+                 push(@timer,&mt('[quant,_1,min]',$min));
              }
              if ($sec) {
- 		$result.=$sec.' secs ';
+ #               $result.=&mt('[quant,_1,sec]',$sec).' ';
+                 push(@timer,&mt('[quant,_1,sec]',$sec));
+             }
+ #           $result=~s/\s+$//;
+             if (!@timer) { # Special case: all entries 0 -> display "0 secs" intead of empty field to keep this field editable
+                 push(@timer,&mt('[quant,_1,sec]',0));
              }
-             $result=~s/\s+$//;
+             $result.=join(", ",@timer);
-         } elsif ($type=~/^date/) {
+         } elsif (&isdateparm($type)) {
-             $result = localtime($value);
+             $result = &Apache::lonlocal::locallocaltime($value).
+ 		&date_sanity_info($value);
          } else {
              $result = $value;
+ 	    $result = &HTML::Entities::encode($result,'"<>&');
          }
      }
      return $result;
- Line 427  sub plink {
+ Line 633  sub plink {
      my ($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; }
+     my $valout = &valout($value,$type,1);
+     foreach my $item (\$type, \$dis, \$winvalue, \$marker, \$return, \$call,
+ 		      \$hour, \$min, \$sec) {
+ 	$$item = &HTML::Entities::encode($$item,'"<>&');
+ 	$$item =~ s/\'/\\\'/g;
+     }
+     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."'".');">'.
+ 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
- 		&valout($value,$type).'</a><a name="'.$marker.'"></a>';
+ 	    $valout.'</a></td></tr></table>';
  }
+ sub page_js {
- sub startpage {
-     my ($r,$id,$udom,$csec,$uname,$have_assesments,$trimheader)=@_;
-     my $bodytag=&Apache::loncommon::bodytag('Set/Modify Course Parameters','',
-                                             'onUnload="pclose()"');
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Table');
-     my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
-         &Apache::loncommon::selectstudent_link('parmform','uname','udom');
      my $selscript=&Apache::loncommon::studentbrowser_javascript();
      my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
-     my %lt=&Apache::lonlocal::texthash(
- 		    'cep'   => "Course Environment Parameters",
+     return(<<ENDJS);
- 		    'scep'  => "Set Course Environment Parameters",
+ <script type="text/javascript">
- 		    'smcap' => "Set/Modify Course Assessment Parameter",
- 		    'mcap'  => "Modify Course Assessment Parameters",
- 		    'caphm' => "Course Assessment Parameter - Helper Mode",
- 		    'capom' => "Course Assessment Parameters - Overview Mode",
-                     'captm' => "Course Assessments Parameters - Table Mode",
- 		    'sg'    => "Section/Group",
- 		    'fu'    => "For User",
- 		    'oi'    => "or ID",
- 		    'ad'    => "at Domain"
- 				       );
-     my $overallhelp=
- 	&Apache::loncommon::help_open_menu('','Setting Parameters','Course_Setting_Parameters','',10,'Instructor Interface');
-     my $assessparmhelp=&Apache::loncommon::help_open_topic("Cascading_Parameters","Assessment Parameters");
-     my $html=&Apache::lonxml::xmlbegin();
-     $r->print(<<ENDHEAD);
- $html
- <head>
- <title>LON-CAPA Course Parameters</title>
- <script>
      function pclose() {
          parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
- Line 513  $html
+ Line 702  $html
      }
  </script>
  $selscript
- </head>
+ ENDJS
- $bodytag
- $breadcrumbs
- $overallhelp
- ENDHEAD
-     unless ($trimheader) {$r->print(<<ENDHEAD2);
+ }
- <form method="post" action="/adm/parmset" name="envform">
+ sub startpage {
- <h4>$lt{'cep'}</h4>
+     my ($r) = @_;
- <input type="submit" name="crsenv" value="$lt{'scep'}" />
- </form>
- <hr />
- $assessparmhelp
- <form method="post" action="/adm/helper/parameter.helper" name="helpform">
- <h4>$lt{'caphm'}</h4>
- <input type="submit" value="$lt{'smcap'}" />
- </form>
- <hr />
- <form method="post" action="/adm/parmset" name="overview">
- <h4>$lt{'capom'}</h4>
- <input type="submit" name="overview" value="$lt{'mcap'}" />
- </form>
- <hr />
- ENDHEAD2
-     }
-     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>';
-         }
-         $sections.='</select>';
-      }
-      $r->print(<<ENDHEAD3);
- <form method="post" action="/adm/parmset?action=settable" name="parmform">
- <h4>$lt{'captm'}</h4>
- ENDHEAD3
-     if (!$have_assesments) {
+     my %loaditems = ('onunload' => "pclose()",
- 	$r->print('<font color="red">'.&mt('There are no assesment parameters in this course to set.').'</font><br />');
+ 		     'onload'   => "group_or_section('cgroup')",);
-     } else {
- 	$r->print(<<ENDHEAD);
+     my $start_page =
- <b>
+ 	&Apache::loncommon::start_page('Set/Modify Course Parameters',
- $sections
+ 				       &page_js(),
- <br />
+ 				       {'add_entries' => \%loaditems,});
- $lt{'fu'}
+     my $breadcrumbs =
- <input type="text" value="$uname" size="12" name="uname" />
+ 	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
- $lt{'oi'}
+     $r->print(<<ENDHEAD);
- <input type="text" value="$id" size="12" name="id" />
+ $start_page
- $lt{'ad'}
+ $breadcrumbs
- $chooseopt
+ <form method="post" action="/adm/parmset?action=settable" name="parmform">
- </b>
+ <input type="hidden" value='' name="pres_value" />
- <input type="hidden" value='' name="pres_value">
+ <input type="hidden" value='' name="pres_type" />
- <input type="hidden" value='' name="pres_type">
+ <input type="hidden" value='' name="pres_marker" />
- <input type="hidden" value='' name="pres_marker">
+ <input type="hidden" value='1' name="prevvisit" />
  ENDHEAD
-     }
  }
  sub print_row {
-     my ($r,$which,$part,$name,$rid,$default,$defaulttype,$display,$defbgone,
+     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}.'.'.
-                                           $$name{$which}.'.type',
+                                           $$name{$which}.'.type',$rid,
- 				  $rid,$$defaulttype{$which},$uname,$udom,$csec);
+ 		 $$defaulttype{$which},$uname,$udom,$csec,$cgroup,$courseopt);
  # cascade down manually
      my $cascadetype=$$defaulttype{$which};
-     for (my $i=11;$i>0;$i--) {
+     for (my $i=14;$i>0;$i--) {
  	 if ($typeoutpar[$i]) {
              $cascadetype=$typeoutpar[$i];
  	} else {
- Line 600  sub print_row {
+ Line 755  sub print_row {
      }
      my $parm=$$display{$which};
-     if ($parmlev eq 'full' || $parmlev eq 'brief') {
+     if ($parmlev eq 'full') {
          $r->print('<td bgcolor='.$defbgtwo.' align="center">'
                    .$$part{$which}.'</td>');
      } 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,$display);
-         if ($parmlev eq 'brief') {
-            &print_td($r,7,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            if ($csec) {
+ 	&print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-                &print_td($r,4,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	&print_td($r,12,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            }
+ 	&print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            if ($uname) {
+ 	&print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-                &print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            }
+ 	if ($csec) {
-         } else {
+ 	    &print_td($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,$display);
+ 	}
-            &print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+         if ($cgroup) {
-            &print_td($r,9,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            &print_td($r,8,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
-            &print_td($r,7,$defbgone,$result,\@outpar,$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);
+ 	}
-            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,$display);
-            }
-            if ($uname) {
-                &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 $brief if/else
      } # end of $parmlev if/else
+     $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
-     $r->print('<td bgcolor=#CCCCFF align="center">'.
+     if ($parmlev eq 'full') {
-                   &valout($outpar[$result],$typeoutpar[$result]).'</td>');
-     if ($parmlev eq 'full' || $parmlev eq 'brief') {
          my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
-                                         '.'.$$name{$which},$symbp{$rid});
+                                         '.'.$$name{$which},$$symbp{$rid});
- # this doesn't seem to work, and I don't think is correct
- #    my $sessionvaltype=&Apache::lonnet::EXT('resource.'.$$part{$which}.
- #                                      '.'.$$name{$which}.'.type',$symbp{$rid});
- # this seems to work
          my $sessionvaltype=$typeoutpar[$result];
          if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
-         $r->print('<td bgcolor=#999999 align="center"><font color=#FFFFFF>'.
+         $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
                    &valout($sessionval,$sessionvaltype).'&nbsp;'.
                    '</font></td>');
      }
- Line 690  sub print_td {
+ Line 861  sub print_td {
      my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
      $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
                ' align="center">');
-     if ($which<8 || $which > 9) {
+     if ($which<11 || $which > 12) {
  	$r->print(&plink($$typeoutpar[$which],
  			 $$display{$value},$$outpar[$which],
  			 $mprefix."$which",'parmform.pres','psub'));
- Line 700  sub print_td {
+ Line 871  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 = $$courseopt{$item.'.type'};
+                 $grpfound = 1;
+                 last;
+             }
+         }
+     }
+     return($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
+ }
  =pod
  =item B<extractResourceInformation>: Given the course data hash, extractResourceInformation extracts lots of information about the course's resources into a variety of hashes.
- Line 740  sub extractResourceInformation {
+ Line 967  sub extractResourceInformation {
      my $keyp = shift;
      my $allparms = shift;
      my $allparts = shift;
-     my $allkeys = shift;
      my $allmaps = shift;
-     my $fcat = shift;
-     my $defp = shift;
      my $mapp = shift;
      my $symbp = shift;
      my $maptitles=shift;
      my $uris=shift;
+     my $keyorder=shift;
+     my $defkeytype=shift;
+     my $keyordercnt=100;
      my $navmap = Apache::lonnavmaps::navmap->new();
      my @allres=$navmap->retrieveResources(undef,undef,1,undef,1);
- Line 762  sub extractResourceInformation {
+ Line 989  sub extractResourceInformation {
  	$$typep{$id}=$1;
  	$$keyp{$id}='';
          $$uris{$id}=$srcf;
- 	foreach (split(/\,/,&Apache::lonnet::metadata($srcf,'allpossiblekeys'))) {
+ 	foreach my $key (split(/\,/,&Apache::lonnet::metadata($srcf,'allpossiblekeys'))) {
- 	    if ($_=~/^parameter\_(.*)/) {
+ 	    next if ($key!~/^parameter_/);
- 		my $key=$_;
- 		my $allkey=$1;
+ # Hidden parameters
- 		$allkey=~s/\_/\./g;
+ 	    next if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm');
- 		if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq
+ #
- 		    'parm') {
+ # allparms is a hash of parameter names
- 		    next; #hide hidden things
+ #
- 		}
+ 	    my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
+ 	    if (!exists($$allparms{$name}) || $$allparms{$name} =~ m/^\s*$/ ) {
  		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
- 		my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
- 		my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
  		my $parmdis = $display;
- 		$parmdis =~ s|(\[Part.*)$||g;
+ 		$parmdis =~ s/\s*\[Part.*$//g;
- 		my $partkey = $part;
+ 		$$allparms{$name}=$parmdis;
- 		$partkey =~ tr|_|.|;
+ 		if (ref($defkeytype)) {
- 		$$allparms{$name} = $parmdis;
+ 		    $$defkeytype{$name}=
- 		$$allparts{$part} = "[Part $part]";
+ 			&Apache::lonnet::metadata($srcf,$key.'.type');
- 		$$allkeys{$allkey}=$display;
- 		if ($allkey eq $fcat) {
- 		    $$defp{$id}= &Apache::lonnet::metadata($srcf,$key);
- 		}
- 		if ($$keyp{$id}) {
- 		    $$keyp{$id}.=','.$key;
- 		} else {
- 		    $$keyp{$id}=$key;
  		}
  	    }
+ #
+ # allparts is a hash of all parts
+ #
+ 	    my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
+ 	    $$allparts{$part} = &mt('Part: [_1]',$part);
+ #
+ # Remember all keys going with this resource
+ #
+ 	    if ($$keyp{$id}) {
+ 		$$keyp{$id}.=','.$key;
+ 	    } else {
+ 		$$keyp{$id}=$key;
+ 	    }
+ #
+ # Put in order
+ #
+ 	    unless ($$keyorder{$key}) {
+ 		$$keyorder{$key}=$keyordercnt;
+ 		$keyordercnt++;
+ 	    }
  	}
- 	$$mapp{$id}=
- 	    &Apache::lonnet::declutter($resource->enclosing_map_src());
- 	$$mapp{$mapid}=$$mapp{$id};
+ 	if (!exists($$mapp{$mapid})) {
- 	$$allmaps{$mapid}=$$mapp{$id};
+ 	    $$mapp{$id}=
- 	if ($mapid eq '1') {
+ 		&Apache::lonnet::declutter($resource->enclosing_map_src());
- 	    $$maptitles{$mapid}='Main Course Documents';
+ 	    $$mapp{$mapid}=$$mapp{$id};
+ 	    $$allmaps{$mapid}=$$mapp{$id};
+ 	    if ($mapid eq '1') {
+ 		$$maptitles{$mapid}=&mt('Main Course Documents');
+ 	    } else {
+ 		$$maptitles{$mapid}=
+ 		    &Apache::lonnet::gettitle($$mapp{$id});
+ 	    }
+ 	    $$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
+ 	    $$symbp{$mapid}=$$mapp{$id}.'___(all)';
  	} else {
- 	    $$maptitles{$mapid}=&Apache::lonnet::gettitle(&Apache::lonnet::clutter($$mapp{$id}));
+ 	    $$mapp{$id} = $$mapp{$mapid};
  	}
- 	$$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
  	$$symbp{$id}=&Apache::lonnet::encode_symb($$mapp{$id},$resid,$srcf);
- 	$$symbp{$mapid}=$$mapp{$id}.'___(all)';
      }
  }
+ ##################################################
+ ##################################################
+ sub isdateparm {
+     my $type=shift;
+     return (($type=~/^date/) && (!($type eq 'date_interval')));
+ }
+ sub parmmenu {
+     my ($r,$allparms,$pscat,$keyorder)=@_;
+     my $tempkey;
+     $r->print(<<ENDSCRIPT);
+ <script type="text/javascript">
+     function checkall(value, checkName) {
+ 	for (i=0; i<document.forms.parmform.elements.length; i++) {
+             ele = document.forms.parmform.elements[i];
+             if (ele.name == checkName) {
+                 document.forms.parmform.elements[i].checked=value;
+             }
+         }
+     }
+     function checkthis(thisvalue, checkName) {
+ 	for (i=0; i<document.forms.parmform.elements.length; i++) {
+             ele = document.forms.parmform.elements[i];
+             if (ele.name == checkName) {
+ 		if (ele.value == thisvalue) {
+ 		    document.forms.parmform.elements[i].checked=true;
+ 		}
+             }
+         }
+     }
+     function checkdates() {
+ 	checkthis('duedate','pscat');
+  	checkthis('opendate','pscat');
+ 	checkthis('answerdate','pscat');
+     }
+     function checkdisset() {
+ 	checkthis('discussend','pscat');
+  	checkthis('discusshide','pscat');
+     }
+     function checkcontdates() {
+ 	checkthis('contentopen','pscat');
+  	checkthis('contentclose','pscat');
+     }
+     function checkvisi() {
+ 	checkthis('hiddenresource','pscat');
+  	checkthis('encrypturl','pscat');
+ 	checkthis('problemstatus','pscat');
+ 	checkthis('contentopen','pscat');
+ 	checkthis('opendate','pscat');
+     }
+     function checkparts() {
+ 	checkthis('hiddenparts','pscat');
+ 	checkthis('display','pscat');
+ 	checkthis('ordered','pscat');
+     }
+     function checkstandard() {
+         checkall(false,'pscat');
+ 	checkdates();
+ 	checkthis('weight','pscat');
+ 	checkthis('maxtries','pscat');
+     }
+ </script>
+ ENDSCRIPT
+     $r->print();
+     $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
+     my $cnt=0;
+     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}=~/\S/ ? &mt($$allparms{$tempkey})
+ 		                                  : &mt($tempkey))
+ 		  .'</label></td>');
+  	$cnt++;
+         if ($cnt==3) {
+ 	    $r->print("</tr>\n<tr>");
+ 	    $cnt=0;
+ 	}
+     }
+     $r->print('</tr>'
+              .'<tr id=\"LC_parm_overview_parm_menu_selectors\">'
+              .'<td valign="top">'
+              .'<fieldset><legend><b>'.&mt('Parameter Selection').'</b></legend>'
+              .'<span class="LC_nobreak">'
+              .'&bull; <a href="javascript:checkall(true, \'pscat\')">'.&mt('Select All').'</a>'
+              .'</span>'
+              .'<br />'
+              .'<span class="LC_nobreak">'
+              .'&bull; <a href="javascript:checkstandard()">'.&mt('Select Common Only').'</a>'
+              .'</span>'
+              .'<br />'
+              .'<span class="LC_nobreak">'
+              .'&bull; <a href="javascript:checkall(false, \'pscat\')">'.&mt('Unselect All').'</a>'
+              .'</span>'
+              .'</fieldset>'
+              .'</td>'
+              .'<td colspan="2" valign="top">'
+              .'<fieldset><legend><b>'.&mt('Add Selection for...').'</b></legend>'
+              .'<span class="LC_nobreak">'
+              .'&bull; <a href="javascript:checkdates()">'.&mt('Problem Dates').'</a>'
+              .'</span>'
+              .'<span class="LC_nobreak">'
+              .' &bull; <a href="javascript:checkcontdates()">'.&mt('Content Dates').'</a>'
+              .'</span>'
+ #            .'<br />'
+              .'<span class="LC_nobreak">'
+              .' &bull; <a href="javascript:checkdisset()">'.&mt('Discussion Settings').'</a>'
+              .'</span>'
+              .'<span class="LC_nobreak">'
+              .' &bull; <a href="javascript:checkvisi()">'.&mt('Visibilities').'</a>'
+              .'</span>'
+ #            .'<br />'
+              .'<span class="LC_nobreak">'
+              .' &bull; <a href="javascript:checkparts()">'.&mt('Part Parameters').'</a>'
+              .'</span>'
+              .'</fieldset>'
+              .'</td>'
+              .'</tr></table>'
+     );
+ }
+ sub partmenu {
+     my ($r,$allparts,$psprt)=@_;
+     $r->print('<select multiple name="psprt" size="8">');
+     $r->print('<option value="all"');
+     $r->print(' selected="selected"') unless (@{$psprt});
+     $r->print('>'.&mt('All Parts').'</option>');
+     my %temphash=();
+     foreach (@{$psprt}) { $temphash{$_}=1; }
+     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}) {
+ 		$r->print(' selected="selected"');
+ 	    }
+ 	    $r->print('>'.$$allparts{$tempkey}.'</option>');
+ 	}
+     }
+     $r->print('</select>');
+ }
+ sub usermenu {
+     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 $sections='';
+     my %sectionhash = &Apache::loncommon::get_sections();
+     my $groups;
+     my %grouphash = &Apache::longroup::coursegroups();
+     my $g_s_header='';
+     my $g_s_footer='';
+     if (%sectionhash) {
+         $sections=&mt('Section:').' <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>';
+     }
+     if (%sectionhash && %grouphash && $parmlev ne 'full') {
+         $sections .= '&nbsp;'.&mt('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=&mt('Group:').' <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>';
+     }
+     if (%sectionhash || %grouphash) {
+         $g_s_header='<fieldset><legend>'.&mt('Group/Section').'</legend><div>';
+         $g_s_footer='</div></fieldset>';
+     }
+     $r->print('<b>'
+              .$g_s_header
+              .$sections
+              .$groups
+              .$g_s_footer
+              .'<fieldset><legend>'.&mt('User').'</legend><div>'
+              .&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
+                  ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
+                  ,'<input type="text" value="'.$id.'" size="12" name="id" /> '
+                  ,$chooseopt)
+              .'</div></fieldset>'
+              .'</b>'
+     );
+ }
+ sub displaymenu {
+     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,$keyorder);
+     $r->print('</td><td valign="top" align="center">');
+     &partmenu($r,$allparts,$psprt);
+     $r->print('</td></tr></table>');
+ }
+ sub mapmenu {
+     my ($r,$allmaps,$pschp,$maptitles)=@_;
+     $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}) {
+ 	$r->print('<option value="'.$_.'"');
+ 	if (($pschp eq $_)) { $r->print(' selected="selected"'); }
+ 	$r->print('>'.$$maptitles{$_}.($$allmaps{$_}!~/^uploaded/?' ['.$$allmaps{$_}.']':'').'</option>');
+     }
+     $r->print("</select>");
+ }
+ sub levelmenu {
+     my ($r,$alllevs,$parmlev)=@_;
+     $r->print('<b>'.&mt('Select Parameter Level').
+ 	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').'</b> ');
+     $r->print('<select name="parmlev">');
+     foreach (reverse sort keys %{$alllevs}) {
+ 	$r->print('<option value="'.$$alllevs{$_}.'"');
+ 	if ($parmlev eq $$alllevs{$_}) {
+ 	    $r->print(' selected="selected"');
+ 	}
+ 	$r->print('>'.&mt($_).'</option>');
+     }
+     $r->print("</select>");
+ }
+ sub sectionmenu {
+     my ($r,$selectedsections)=@_;
+     my %sectionhash = &Apache::loncommon::get_sections();
+     return if (!%sectionhash);
+     $r->print('<select name="Section" multiple="true" size="8" >');
+     foreach my $s ('all',sort keys %sectionhash) {
+ 	$r->print('    <option value="'.$s.'"');
+ 	foreach (@{$selectedsections}) {
+ 	    if ($s eq $_) {
+ 		$r->print(' selected="selected"');
+ 		last;
+ 	    }
+ 	}
+ 	$r->print('>'.$s."</option>\n");
+     }
+     $r->print("</select>\n");
+ }
+ sub groupmenu {
+     my ($r,$selectedgroups)=@_;
+     my %grouphash = &Apache::longroup::coursegroups();
+     return if (!%grouphash);
+     $r->print('<select name="Group" multiple="true" size="8" >');
+     foreach my $group (sort(keys(%grouphash))) {
+ 	$r->print('    <option value="'.$group.'"');
+ 	foreach (@{$selectedgroups}) {
+ 	    if ($group eq $_) {
+ 		$r->print(' selected="selected"');
+ 		last;
+ 	    }
+ 	}
+ 	$r->print('>'.$group."</option>\n");
+     }
+     $r->print("</select>\n");
+ }
+ sub keysplit {
+     my $keyp=shift;
+     return (split(/\,/,$keyp));
+ }
+ sub keysinorder {
+     my ($name,$keyorder)=@_;
+     return sort {
+ 	$$keyorder{$a} <=> $$keyorder{$b};
+     } (keys %{$name});
+ }
+ sub keysinorder_bytype {
+     my ($name,$keyorder)=@_;
+     return sort {
+ 	my $ta=(split('_',$a))[-1];
+ 	my $tb=(split('_',$b))[-1];
+ 	if ($$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);
+ }
  ##################################################
  ##################################################
- Line 839  Variables used (guessed by Jeremy):
+ Line 1488  Variables used (guessed by Jeremy):
  sub assessparms {
      my $r=shift;
+     my @ids=();
+     my %symbp=();
+     my %mapp=();
+     my %typep=();
+     my %keyp=();
+     my %uris=();
+     my %maptitles=();
  # -------------------------------------------------------- Variable declaration
-     my %allkeys=();
      my %allmaps=();
      my %alllevs=();
- Line 848  sub assessparms {
+ Line 1506  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;
      my %allparts;
+ #
-     my %defp;
+ # Order in which these parameters will be displayed
-     %courseopt=();
+ #
-     %useropt=();
+     my %keyorder=&standardkeyorder();
      @ids=();
      %symbp=();
- Line 869  sub assessparms {
+ Line 1529  sub assessparms {
      my $message='';
      $csec=$env{'form.csec'};
+     $cgroup=$env{'form.cgroup'};
      if      ($udom=$env{'form.udom'}) {
      } elsif ($udom=$env{'request.role.domain'}) {
- Line 881  sub assessparms {
+ Line 1542  sub assessparms {
      my $pschp=$env{'form.pschp'};
      my @psprt=&Apache::loncommon::get_env_multiple('form.psprt');
      if (!@psprt) { $psprt[0]='0'; }
-     my $showoptions=$env{'form.showoptions'};
      my $pssymb='';
      my $parmlev='';
-     my $trimheader='';
-     my $prevvisit=$env{'form.prevvisit'};
      unless ($env{'form.parmlev'}) {
          $parmlev = 'map';
- Line 904  sub assessparms {
+ Line 1562  sub assessparms {
  	if (!@pscat) { @pscat=('all'); }
  	$pschp='';
          $parmlev = 'full';
-         $trimheader='yes';
      } elsif ($env{'form.symb'}) {
  	$pssymb=$env{'form.symb'};
  	if (!@pscat) { @pscat=('all'); }
  	$pschp='';
          $parmlev = 'full';
-         $trimheader='yes';
      } else {
  	$env{'form.url'}='';
      }
- Line 922  sub assessparms {
+ Line 1578  sub assessparms {
  	    $id='';
  	} else {
  	    $message=
- 		"<font color=red>".&mt("Unknown ID")." '$id' ".
+ 		'<span class="LC_error">'.&mt("Unknown ID")." '$id' ".
- 		&mt('at domain')." '$udom'</font>";
+ 		&mt('at domain')." '$udom'</span>";
  	}
      } else {
  	$uname=$env{'form.uname'};
- Line 934  sub assessparms {
+ Line 1590  sub assessparms {
  	$uhome=&Apache::lonnet::homeserver($uname,$udom);
          if ($uhome eq 'no_host') {
  	    $message=
- 		"<font color=red>".&mt("Unknown user")." '$uname' ".
+ 		'<span class="LC_error">'.&mt("Unknown user")." '$uname' ".
- 		&mt("at domain")." '$udom'</font>";
+ 		&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=''; }
-     my $fcat=$env{'form.fcat'};
-     unless ($fcat) { $fcat=''; }
  # --------------------------------------------------------- Get all assessments
-     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allkeys, \%allmaps, $fcat, \%defp, \%mapp, \%symbp,\%maptitles,\%uris);
+     &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps,
+ 				\%mapp, \%symbp,\%maptitles,\%uris,
+ 				\%keyorder);
      $mapp{'0.0'} = '';
      $symbp{'0.0'} = '';
  # ---------------------------------------------------------- Anything to store?
      if ($env{'form.pres_marker'}) {
- 	$message.=&storeparm(split(/\&/,$env{'form.pres_marker'}),
+         my @markers=split(/\&\&\&/,$env{'form.pres_marker'});
- 			     $env{'form.pres_value'},
+         my @values=split(/\&\&\&/,$env{'form.pres_value'});
- 			     $env{'form.pres_type'},
+         my @types=split(/\&\&\&/,$env{'form.pres_type'});
-                              $uname,$udom,$csec);
+ 	for (my $i=0;$i<=$#markers;$i++) {
+ 	    $message.=&storeparm(split(/\&/,$markers[$i]),
+ 				 $values[$i],
+ 				 $types[$i],
+ 				 $uname,$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>';
      }
- # --------------------------------------------- Devalidate cache for this child
-     &Apache::lonnet::devalidatecourseresdata(
-                  $env{'course.'.$env{'request.course.id'}.'.num'},
-                  $env{'course.'.$env{'request.course.id'}.'.domain'});
-     #&Apache::lonnet::clear_EXT_cache_status();
- # -------------------------------------------------------------- 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{$a},$uname,$udom,$csec);
- 	    my $aparm=$outpar[$result];
- 	    ($result,@outpar)=&parmval($fcat,$b,$defp{$b},$uname,$udom,$csec);
- 	    my $bparm=$outpar[$result];
-*$aparm<=>1*$bparm;
- 	}
-     } @ids;
  #----------------------------------------------- if all selected, fill in array
-     if ($pscat[0] eq "all" || !@pscat) {@pscat = (keys %allparms);}
+     if ($pscat[0] eq "all") {@pscat = (keys %allparms);}
+     if (!@pscat) { @pscat=('duedate','opendate','answerdate','weight','maxtries') };
      if ($psprt[0] eq "all" || !@psprt) {@psprt = (keys %allparts);}
  # ------------------------------------------------------------------ Start page
-     my $have_assesments=1;
+     &startpage($r);
-     if (scalar(keys(%allkeys)) eq 0) { $have_assesments=0; }
-     $trimheader = 'yes';
-     &startpage($r,$id,$udom,$csec,$uname,$have_assesments,$trimheader);
- #    if ($env{'form.url'}) {
- #	$r->print('<input type="hidden" value="'.$env{'form.url'}.
- #		  '" name="url"><input type="hidden" name="command" value="set">');
- #    }
-     $r->print('<input type="hidden" value="true" name="prevvisit">');
      foreach ('tolerance','date_default','date_start','date_end',
  	     'date_interval','int','float','string') {
  	$r->print('<input type="hidden" value="'.
- 		  $env{'form.recent_'.$_}.'" name="recent_'.$_.'">');
+ 		  &HTML::Entities::encode($env{'form.recent_'.$_},'"&<>').
+ 		  '" name="recent_'.$_.'" />');
      }
-     $r->print('<h2>'.$message.'</h2><table>');
-     my $submitmessage = &mt('Update Section or Specific User');
      if (!$pssymb) {
-         $r->print('<tr><td>'.&mt('Select Parameter Level').
+         $r->print('<table border="1"><tr><td>');
-        &Apache::loncommon::help_open_topic('Course_Parameter_Levels').
+         &levelmenu($r,\%alllevs,$parmlev);
- 		  '</td><td colspan="2">');
-         $r->print('<select name="parmlev">');
-         foreach (reverse sort keys %alllevs) {
-             $r->print('<option value="'.$alllevs{$_}.'"');
-             if ($parmlev eq $alllevs{$_}) {
-                $r->print(' selected');
-             }
-             $r->print('>'.$_.'</option>');
-         }
-         $r->print("</select></td>\n");
-         $r->print('</tr>');
  	if ($parmlev ne 'general') {
- 	    $r->print('<tr><td>'.&mt('Select Enclosing Map or Folder').'</td>');
+             $r->print('<td>');
- 	    $r->print('<td colspan="2"><select name="pschp">');
+ 	    &mapmenu($r,\%allmaps,$pschp,\%maptitles);
- 	    $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
+ 	    $r->print('</td>');
- 	    foreach (sort {$allmaps{$a} cmp $allmaps{$b}} keys %allmaps) {
- 		$r->print('<option value="'.$_.'"');
- 		if (($pschp eq $_)) { $r->print(' selected'); }
- 		$r->print('>'.$maptitles{$_}.($allmaps{$_}!~/^uploaded/?'  ['.$allmaps{$_}.']':'').'</option>');
- 	    }
- 	    $r->print("</select></td></tr>\n");
  	}
+         $r->print('</td></tr></table>');
+ 	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
      } else {
          my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
-         $r->print("<tr><td>".&mt('Specific Resource')."</td><td>$resource</td>");
+ 	my $title = &Apache::lonnet::gettitle($pssymb);
-         $r->print('<td><input type="submit" name="dis" value="'.$submitmessage.'"></td>');
+         $r->print(&mt('Specific Resource: [_1] ([_2])',$title,$resource).
-         $r->print('</tr>');
+                   '<input type="hidden" value="'.$pssymb.'" name="symb" />'.
-         $r->print('<input type="hidden" value="'.$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 />');
-     $r->print('<tr><td colspan="3"><hr /><label><input type="checkbox"');
-     if ($showoptions eq 'show') {$r->print(" checked ");}
-     $r->print(' name="showoptions" value="show" />'.&mt('Show More Options').'</label><hr /></td></tr>');
- #    $r->print("<tr><td>Show: $showoptions</td></tr>");
- #    $r->print("<tr><td>pscat: @pscat</td></tr>");
- #    $r->print("<tr><td>psprt: @psprt</td></tr>");
- #    $r->print("<tr><td>fcat:  $fcat</td></tr>");
-     if ($showoptions eq 'show') {
-         my $tempkey;
-         $r->print('<tr><td colspan="3" align="center">'.&mt('Select Parameters to View').'</td></tr>');
-         $r->print('<tr><td colspan="2"><table><tr>');
-         my $cnt=0;
-         foreach $tempkey (sort { $allparms{$a} cmp $allparms{$b} }
-                       keys %allparms ) {
-             ++$cnt;
-             $r->print('</tr><tr>') if ($cnt%2);
-             $r->print('<td><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}.'</td>');
- 	}
- 	$r->print('
- </tr><tr><td>
- <script type="text/javascript">
-     function checkall(value, checkName) {
- 	for (i=0; i<document.forms.parmform.elements.length; i++) {
-             ele = document.forms.parmform.elements[i];
-             if (ele.name == checkName) {
-                 document.forms.parmform.elements[i].checked=value;
-             }
-         }
-     }
- </script>
- <input type="button" onclick="checkall(true, \'pscat\')" value="Select All" />
- </td><td>
- <input type="button" onclick="checkall(false, \'pscat\')" value="Unselect All" />
- </td>
- ');
-         $r->print('</tr></table>');
- #        $r->print('<tr><td>Select Parts</td><td>');
-         $r->print('<td><select multiple name="psprt" size="5">');
-         $r->print('<option value="all"');
-         $r->print(' selected') unless (@psprt);
-         $r->print('>'.&mt('All Parts').'</option>');
-         my %temphash=();
-         foreach (@psprt) { $temphash{$_}=1; }
-         foreach $tempkey (sort keys %allparts) {
-             unless ($tempkey =~ /\./) {
-                 $r->print('<option value="'.$tempkey.'"');
-                 if ($psprt[0] eq "all" ||  $temphash{$tempkey}) {
-                     $r->print(' selected');
-                 }
-                 $r->print('>'.$allparts{$tempkey}.'</option>');
-             }
-         }
-         $r->print('</select></td></tr><tr><td colspan="3"><hr /></td></tr>');
-         $r->print('<tr><td>'.&mt('Sort list by').'</td><td>');
-         $r->print('<select name="fcat">');
-         $r->print('<option value="">'.&mt('Enclosing Map or Folder').'</option>');
-         foreach (sort keys %allkeys) {
-             $r->print('<option value="'.$_.'"');
-             if ($fcat eq $_) { $r->print(' selected'); }
-             $r->print('>'.$allkeys{$_}.'</option>');
-         }
-         $r->print('</select></td>');
-         $r->print('</tr><tr><td colspan="3"><hr /></td></tr>');
-     } else { # hide options - include any necessary extras here
-         $r->print('<input type="hidden" name="fcat" value="'.$fcat.'">'."\n");
-         unless (@pscat) {
-           foreach (keys %allparms ) {
-             $r->print('<input type="hidden" name="pscat" value="'.$_.'">'."\n");
-           }
-         } else {
-           foreach (@pscat) {
-             $r->print('<input type="hidden" name="pscat" value="'.$_.'">'."\n");
-           }
-         }
-         unless (@psprt) {
-           foreach (keys %allparts ) {
-             $r->print('<input type="hidden" name="psprt" value="'.$_.'">'."\n");
-           }
-         } else {
-           foreach (@psprt) {
-             $r->print('<input type="hidden" name="psprt" value="'.$_.'">'."\n");
-           }
-         }
-     }
-     $r->print('</table><br />');
-     if (($prevvisit) || ($pschp) || ($pssymb)) {
-         $submitmessage = &mt("Update Course Assessment Parameter Display");
-     } else {
-         $submitmessage = &mt("Set/Modify Course Assessment Parameters");
      }
-     $r->print('<input type="submit" name="dis" value="'.$submitmessage.'">');
+     &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);
- #    my @temp_psprt;
+     $r->print('<p>'.$message.'</p>');
- #    foreach my $t (@psprt) {
- #	push(@temp_psprt, grep {eval (/^$t\./ || ($_ == $t))} (keys %allparts));
- #    }
- #    @psprt = @temp_psprt;
+     $r->print('<br /><input type="submit" name="dis" value="'.&mt("Update Parameter Display").'" />');
      my @temp_pscat;
      map {
- Line 1188  sub assessparms {
+ Line 1694  sub assessparms {
      @pscat = @temp_pscat;
-     if (($prevvisit) || ($pschp) || ($pssymb)) {
+     if (($env{'form.prevvisit'}) || ($pschp) || ($pssymb)) {
  # ----------------------------------------------------------------- Start Table
          my @catmarker=map { tr|.|_|; 'parameter_'.$_; } @pscat;
          my $csuname=$env{'user.name'};
          my $csudom=$env{'user.domain'};
-         if ($parmlev eq 'full' || $parmlev eq 'brief') {
+         if ($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(
- Line 1222  sub assessparms {
+ Line 1736  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>
- Line 1242  ENDTABLEHEADFOUR
+ Line 1760  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>');
             }
- Line 1250  ENDTABLEHEADFOUR
+ Line 1775  ENDTABLEHEADFOUR
             my $defbgone='';
             my $defbgtwo='';
+            my $defbgthree = '';
             foreach (@ids) {
- Line 1271  ENDTABLEHEADFOUR
+ Line 1797  ENDTABLEHEADFOUR
                      } else {
                          $defbgtwo='"#FFFF99"';
                      }
+                     if ($defbgthree eq '"#FFBB99"') {
+                         $defbgthree='"#FFBBDD"';
+                     } else {
+                         $defbgthree='"#FFBB99"';
+                     }
                      my $thistitle='';
                      my %name=   ();
                      undef %name;
- Line 1280  ENDTABLEHEADFOUR
+ Line 1812  ENDTABLEHEADFOUR
                      my %default=();
                      my $uri=&Apache::lonnet::declutter($uris{$rid});
-                     foreach (split(/\,/,$keyp{$rid})) {
+                     foreach (&keysplit($keyp{$rid})) {
                          my $tempkeyp = $_;
                          if (grep $_ eq $tempkeyp, @catmarker) {
                            $part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
- Line 1296  ENDTABLEHEADFOUR
+ Line 1828  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($uri).
+ 				  &Apache::lonnet::clutter($uri).'?symb='.
-                              "', 'metadatafile', '450', '500', 'no', 'yes')\";".
+ 				  &escape($symbp{$rid}).
-                              " TARGET=_self>$title");
+                              "', 'metadatafile', '450', '500', 'no', 'yes');\"".
+                              " target=\"_self\">$title");
                          if ($thistitle) {
                              $r->print(' ('.$thistitle.')');
- Line 1317  ENDTABLEHEADFOUR
+ Line 1850  ENDTABLEHEADFOUR
                          $r->print('<td bgcolor='.$defbgone.
                                        ' rowspan='.$totalparms.
-                                       '><tt><font size=-1>');
+                                       '>'.$maptitles{$mapp{$rid}}.'</td>');
-                         $r->print(' / res / ');
-                         $r->print(join(' / ', split(/\//,$mapp{$rid})));
-                         $r->print('</font></tt></td>');
+                         foreach (&keysinorder_bytype(\%name,\%keyorder)) {
-                         foreach (sort keys %name) {
                              unless ($firstrow) {
                                  $r->print('<tr>');
                              } else {
                                  undef $firstrow;
                              }
+                             &print_row($r,$_,\%part,\%name,\%symbp,$rid,\%default,
-                             &print_row($r,$_,\%part,\%name,$rid,\%default,
                                         \%type,\%display,$defbgone,$defbgtwo,
-                                        $parmlev,$uname,$udom,$csec);
+                                        $defbgthree,$parmlev,$uname,$udom,$csec,
+                                                             $cgroup,\@usersgroups);
                          }
                      }
                  }
              } # end foreach ids
  # -------------------------------------------------- End entry for one resource
              $r->print('</table>');
-         } # end of  brief/full
+         } # end of  full
  #--------------------------------------------------- Entry for parm level map
          if ($parmlev eq 'map') {
              my $defbgone = '"E0E099"';
              my $defbgtwo = '"FFFF99"';
+             my $defbgthree = '"FFBB99"';
              my %maplist;
- Line 1387  ENDTABLEHEADFOUR
+ Line 1916  ENDTABLEHEADFOUR
  # When storing information, store as part 0
  # When requesting information, request from full part
  #-------------------------------------------------------------------
-                     foreach (split(/\,/,$keyp{$rid})) {
+                     foreach (&keysplit($keyp{$rid})) {
                        my $tempkeyp = $_;
                        my $fullkeyp = $tempkeyp;
                        $tempkeyp =~ s/_\w+_/_0_/;
- Line 1409  ENDTABLEHEADFOUR
+ Line 1938  ENDTABLEHEADFOUR
  #---------------------------------------------------- print header information
                  my $foldermap=&mt($maptitle=~/^uploaded/?'Folder':'Map');
                  my $showtitle=$maptitles{$maptitle}.($maptitle!~/^uploaded/?' ['.$maptitle.']':'');
-                 $r->print(<<ENDMAPONE);
+                 my $tmp="";
- <center><h4>
- Set Defaults for All Resources in $foldermap<br />
- <font color="red"><i>$showtitle</i></font><br />
- Specifically for
- ENDMAPONE
                  if ($uname) {
-                     my %name=&Apache::lonnet::userenvironment($udom,$uname,
+ 		    my $person=&Apache::loncommon::plainname($uname,$udom);
-                       ('firstname','middlename','lastname','generation', 'id'));
+                     $tmp.=&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
-                     my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
+                         &mt('in')." \n";
-                            .$name{'lastname'}.' '.$name{'generation'};
-                     $r->print(&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
-                         &mt('in')." \n");
                  } else {
-                     $r->print("<font color=\"red\"><i>".&mt('all').'</i></font> '.&mt('users in')." \n");
+                     $tmp.="<font color=\"red\"><i>".&mt('all').'</i></font> '.&mt('users in')." \n";
                  }
+                 if ($cgroup) {
-                 if ($csec) {$r->print(&mt("Section")." <font color=\"red\"><i>$csec</i></font> ".
+                     $tmp.=&mt("Group")." <font color=\"red\"><i>$cgroup".
- 				      &mt('of')." \n")};
+                               "</i></font> ".&mt('of')." \n";
+                     $csec = '';
-                 $r->print("<font color=\"red\"><i>$coursename</i></font><br />");
+                 } elsif ($csec) {
-                 $r->print("</h4>\n");
+                     $tmp.=&mt("Section")." <font color=\"red\"><i>$csec".
+                               "</i></font> ".&mt('of')." \n";
+                 }
+                 $r->print('<div align="center"><h4>'
+                          .&mt('Set Defaults for All Resources in [_1]Specifically for [_2][_3]'
+                              ,$foldermap.'<br /><font color="red"><i>'.$showtitle.'</i></font><br />'
+                              ,$tmp
+                              ,'<font color="red"><i>'.$coursename.'</i></font>'
+                              )
+                          ."<br /></h4>\n"
+                          );
  #---------------------------------------------------------------- print table
                  $r->print('<p><table border="2">');
                  $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
                  $r->print('<th>'.&mt('Default Value').'</th>');
                  $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
- 	        foreach (sort keys %name) {
+ 	        foreach (&keysinorder(\%name,\%keyorder)) {
                      $r->print('<tr>');
-                     &print_row($r,$_,\%part,\%name,$mapid,\%default,
+                     &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                            \%type,\%display,$defbgone,$defbgtwo,
+                            \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
-                            $parmlev,$uname,$udom,$csec);
+                            $parmlev,$uname,$udom,$csec,$cgroup);
- #                    $r->print("<tr><td>resource.$part{$_}.$name{$_},$symbp{$mapid}</td></tr>\n");
                  }
-                 $r->print("</table></center>");
+                 $r->print("</table></div>");
              } # end each map
          } # end of $parmlev eq map
  #--------------------------------- Entry for parm level general (Course level)
          if ($parmlev eq 'general') {
              my $defbgone = '"E0E099"';
              my $defbgtwo = '"FFFF99"';
+             my $defbgthree = '"FFBB99"';
  #-------------------------------------------- for each map, gather information
              my $mapid="0.0";
- Line 1474  ENDMAPONE
+ Line 2005  ENDMAPONE
  # When storing information, store as part 0
  # When requesting information, request from full part
  #-------------------------------------------------------------------
-                 foreach (split(/\,/,$keyp{$rid})) {
+                 foreach (&keysplit($keyp{$rid})) {
                    my $tempkeyp = $_;
                    my $fullkeyp = $tempkeyp;
                    $tempkeyp =~ s/_\w+_/_0_/;
- Line 1498  ENDMAPONE
+ Line 2029  ENDMAPONE
  <font color="red"><i>$coursename</i></font><br />
  ENDMAPONE
              if ($uname) {
-                 my %name=&Apache::lonnet::userenvironment($udom,$uname,
+ 		my $person=&Apache::loncommon::plainname($uname,$udom);
-                   ('firstname','middlename','lastname','generation', 'id'));
-                 my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
-                        .$name{'lastname'}.' '.$name{'generation'};
                  $r->print(" ".&mt("User")."<font color=\"red\"> <i>$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">');
- Line 1515  ENDMAPONE
+ Line 2044  ENDMAPONE
              $r->print('<th>'.&mt('Default Value').'</th>');
              $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
- 	    foreach (sort keys %name) {
+ 	    foreach (&keysinorder(\%name,\%keyorder)) {
                  $r->print('<tr>');
-                 &print_row($r,$_,\%part,\%name,$mapid,\%default,
+                 &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                        \%type,\%display,$defbgone,$defbgtwo,$parmlev,$uname,$udom,$csec);
+                        \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
- #                    $r->print("<tr><td>resource.$part{$_}.$name{$_},$symbp{$mapid}</td></tr>\n");
+                                    $parmlev,$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
- Line 1549  Returns: nothing
+ Line 2078  Returns: nothing
  sub crsenv {
      my $r=shift;
      my $setoutput='';
-     my $bodytag=&Apache::loncommon::bodytag(
-                              'Set Course Environment Parameters');
+     my $breadcrumbs =
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,
+ 	&Apache::lonhtmlcommon::breadcrumbs('Edit Course Environment');
- 						    'Edit Course Environment');
      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my (%crsinfo,$chome);
      #
      # Go through list of changes
      foreach (keys %env) {
- Line 1575  sub crsenv {
+ Line 2105  sub crsenv {
                  ('environment',
                   {'top level map backup '.$bkuptime => $tmp[1] },
                   $dom,$crs).
-                      '<br>';
+                      '<br />';
          }
          #
          # Deal with modified default spreadsheets
- Line 1603  sub crsenv {
+ Line 2133  sub crsenv {
          if ($name =~ /^default_enrollment_(start|end)_date$/) {
              $value=&Apache::lonhtmlcommon::get_date_from_form($name.'_value');
          }
+ 	#
+         # Deal with the emails
+         if ($name =~ /\.email$/) {
+ 	    foreach my $specifier (split(',',$value)) {
+ 		my ($user,$sections_or_groups)=
+ 		    ($specifier=~/^([^\(]+)\(([^\)]+)\)/);
+ 		if (!$sections_or_groups) {
+ 		    $user = $specifier;
+ 		}
+ 		my ($name,$domain) = split(':',$user);
+ 		if (!defined($user) || !defined($domain)) {
+ 		    $setoutput.= '<br /> <span class="LC_error">'.
+ 			&mt("Invalid email address specified, address must be of the form username:domain what was specified was ([_1])",$user).
+ 			'</span>';
+ 		    undef($value);
+ 		} elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
+ 		    $setoutput.= '<br /> <span class="LC_error">'.
+ 			&mt("Invalid email address specified, user [_1] is unknown.",$name).
+ 			'</span>';
+ 		    undef($value);
+ 		}
+ 	    }
+         }
          # Get existing cloners
          my @oldcloner = ();
          if ($name eq 'cloners') {
- Line 1616  sub crsenv {
+ Line 2169  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,$crs);
              if ($put_result eq 'ok') {
-                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>'.$value.'</b>.<br />';
+                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>';
+                 if ($name =~ /^default_enrollment_(start|end)_date$/) {
+                     $setoutput .= &Apache::lonlocal::locallocaltime($value);
+                 } elsif ($name eq 'categories') {
+                     $setoutput .= $env{'form.categories_display'};
+                 } else {
+                     $setoutput .= $value;
+                 }
+                 $setoutput .= '</b>.<br />';
                  if ($name eq 'cloners') {
                      &change_clone($value,\@oldcloner);
                  }
-                 # Flush the course logs so course description is immediately updated
+                 # Update environment and nohist_courseids.db
+                 if (($name eq 'description') || ($name eq 'cloners') ||
+                     ($name eq 'hidefromcat') || ($name eq 'categories')) {
+                     if ($chome eq '') {
+                         %crsinfo =
+                             &Apache::lonnet::courseiddump($dom,'.',1,'.','.',
+                                                  $crs,undef,undef,'.');
+                         $chome = &Apache::lonnet::homeserver($crs,$dom);
+                     }
+                 }
                  if ($name eq 'description' && defined($value)) {
-                     &Apache::lonnet::flushcourselogs();
+                     &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.description' => $value});
+                     if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
+                         $crsinfo{$env{'request.course.id'}}{'description'} = $value;
+                         my $putresult =
+                             &Apache::lonnet::courseidput($dom,\%crsinfo,
+                                                          $chome,'notime');
+                     }
+                 }
+                 if (($name eq 'cloners') || ($name eq 'hidefromcat') || ($name eq 'categories')) {
+                     if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
+                         &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.'.$name => $value});
+                         $crsinfo{$env{'request.course.id'}}{$name} = $value;
+                         my $putresult =
+                             &Apache::lonnet::courseidput($dom,\%crsinfo,
+                                                          $chome,'notime');
+                     }
                  }
              } else {
                  $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
  		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
              }
+             if (($name eq 'cloners') && (keys(%failed_cloners) > 0)) {
+                 $setoutput.= &mt('Unable to include').': ';
+                 my @fails;
+                 my $num = 0;
+                 if (defined($failed_cloners{'format'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'format'}.
+                                   '</b>, '.&mt('reason').' - '.
+                                   &mt('Invalid format');
+                     $num ++;
+                 }
+                 if (defined($failed_cloners{'domain'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'domain'}.
+                                   '</b>, '.&mt('reason').' - '.
+                                   &mt('Domain does not exist');
+                     $num ++;
+                 }
+                 if (defined($failed_cloners{'newuser'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'newuser'}.                                   '</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="/adm/parmset?action=crsenv">'.
+                         &mt('Course Parameters page').'</a> '.
+                         &mt('to add the new user(s) to the list of possible cloners');
+                 }
+                 $setoutput .= join(';&nbsp;&nbsp;',@fails).'.<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
- Line 1647  sub crsenv {
+ Line 2270  sub crsenv {
      my $SelectStyleFile=&mt('Select Style File');
      my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
      my $output='';
+     my $can_categorize;
      if (! exists($values{'con_lost'})) {
          my %descriptions=
- 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
+ 	    ('url'            => '<b>'.&mt('Top Level Map').'</b><br />'.
                                   '<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').
+                                  &mt('Modification may make assessment data inaccessible!').
-                                  '</font>',
+                                  '</span>',
               'description'    => '<b>'.&mt('Course Description').'</b>',
               'courseid'       => '<b>'.&mt('Course ID or number').
                                   '</b><br />'.
-                                  '('.&mt('internal').', '.&mt('optional').')',
+                                  '('.&mt('internal, optional').')',
-              'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br /><tt>(user:domain,user:domain)</tt><br />'.&mt('Users with active Course Coordinator role in the course automatically have the right to clone it, and can be omitted from list.'),
+              'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br />'
+                                 .'("<tt>'.&mt('user:domain,user:domain,*:domain').'</tt>")<br />'
+                                 .&mt('Users with active Course Coordinator role in this course are permitted to clone and need not be included.').'<br />'
+                                 .&mt('Use [_1] to allow course to be cloned by anyone in the specified domain.','"<tt>*:domain</tt>"').'<br />'
+                                 .&mt('Use [_1] to allow unrestricted cloning in all domains.','"<tt>*</tt>"'),
               'grading'        => '<b>'.&mt('Grading').'</b><br />'.
-                                  '<tt>"standard", "external", or "spreadsheet"</tt> '.&Apache::loncommon::help_open_topic('GradingOptions'),
+                                  &mt('[_1], [_2], or [_3]','"<tt>standard</tt>"','"<tt>external</tt>"','"<tt>spreadsheet</tt>"').&Apache::loncommon::help_open_topic('GradingOptions'),
-              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b> '.
+ 	     'task_grading'   => '<b>'.&mt('Bridge Task Grading').'</b><br />'
+                                 .&mt('Instructors and TAs in sections, when grading bridge tasks, should be allowed to grade other sections.').'<br />'
+                                 .'('.&mt('[_1]: they are allowed (this is the default). [_2]: no, they can only grade their own section.','"<tt>any</tt>"','"<tt>section</tt>"').')',
+              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b><br />'.
                      '<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').
+              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').'</b><br />'
-                                  '</b><br />(<tt>user:domain,'.
+                                 .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-                                  '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 />'.
+              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'
-                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+                                 .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
+              'comment.email.text' => '<b>'.&mt('Custom Text for Course Content Option in Feedback').'</b>',
-                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b><br />'
-              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
+                                  .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
+              'policy.email.text' => '<b>'.&mt('Custom Text for Course Policy Option in Feedback').'</b>',
-              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
+              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'
-                                  '('.&mt('"[_1]" for visible separation','<tt>yes</tt>').', '.
+                                 .'('.&mt('[_1] for default hiding','"<tt>yes</tt>"').')',
-                                  &mt('changes will not show until next login').')',
+              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'
-              'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b>'.&mt('("all":students can view all sections,"section":students can only view their own section.blank or "disabled" prevents student view.'),
+                                  .'('.&mt('[_1] for visible separation.','"<tt>yes</tt>"').' '
+                                  .&mt('Changes will not show until next login.').')',
-              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').
+              'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b><br />'
-                                   '</b><br />"<tt>st</tt>": '.
+                                         .'('.&mt('[_1]: students can view all sections. [_2]: students can only view their own section. blank or [_3] prevents student view.','"<tt>all</tt>"','"<tt>section</tt>"','"<tt>disabled</tt>"').')',
-                                   &mt('student').', "<tt>ta</tt>": '.
+              'student_classlist_portfiles' => '<b>'.&mt('Include link to accessible portfolio files').'</b><br />'
-                                   'TA, "<tt>in</tt>": '.
+                                              .'('.&mt('[_1] for link to each a listing of each student\'s files.','"<tt>yes</tt>"').')',
-                                   &mt('instructor').';<br /><tt>'.&mt('role,role,...').'</tt>) '.
+              'student_classlist_opt_in' => '<b>'.&mt("Student's agreement needed for listing in student-viewable roster").'</b><br />'
- 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
+                                            .'('.&mt('[_1] to require students to opt-in to listing in the roster (on the roster page).','"<tt>yes</tt>"').')',
+              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').'</b><br />'
+                                  .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
+                                  .'("<tt>'.&mt('role,role,...').'</tt>") '
+ 	                         .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
               'plc.users.denied' =>
                            '<b>'.&mt('Disallow live chatroom use for Users').'</b><br />'.
-                                  '(<tt>user:domain,user:domain,...</tt>)',
+                                   '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
-              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').
+              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').'</b><br />'
-                                   '</b><br />"<tt>st</tt>": '.
+                                  .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"')
-                                   'student, "<tt>ta</tt>": '.
+                                  .'("<tt>'.&mt('role,role,...').'</tt>") '
-                                   'TA, "<tt>in</tt>": '.
+                                  .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
-                                   'instructor;<br /><tt>role,role,...</tt>) '.
- 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
               'pch.users.denied' =>
                            '<b>'.&mt('Disallow Resource Discussion for Users').'</b><br />'.
-                                  '(<tt>user:domain,user:domain,...</tt>)',
+                                  '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
               'spreadsheet_default_classcalc'
                   => '<b>'.&mt('Default Course Spreadsheet').'</b> '.
                      '<a href="javascript:openbrowser'.
                      "('envform','spreadsheet_default_classcalc'".
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
               'spreadsheet_default_studentcalc'
-                  => '<b>'.&mt('Default Student Spreadsheet').'</b> '.
+                  => '<b>'.&mt('Default Student Spreadsheet').'</b><br />'.
                      '<a href="javascript:openbrowser'.
                      "('envform','spreadsheet_default_calc'".
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
- Line 1716  sub crsenv {
+ Line 2349  sub crsenv {
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
  	     'allow_limited_html_in_feedback'
  	         => '<b>'.&mt('Allow limited HTML in discussion posts').'</b><br />'.
- 	            '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
+ 	            '('.&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 />'.
+                  => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />'
-                     '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
+                    .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
+                    .'('.&mt('Set value to [_1] to allow all roles.','"<tt>yes</tt>"').')'
+                    .'("<tt>'.&mt('role:section,role:section,...').'</tt>")<br />'
+                    .'('.&mt('Example: "<tt>st:001,st:002,in,cc</tt>" would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').')',
  	     'rndseed'
- 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
+ 	         => '<b>'.&mt('Randomization algorithm used').'</b><br />'
-                     '<font color="red">'.&mt('Modifying this will make problems').' '.
+                    .'<span class="LC_error">'
-                     &mt('have different numbers and answers').'</font>',
+                    .&mt('Modifying this will make problems 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>('.
+                  => '<b>'.&mt('Suppress number of tries in printing').'</b><br />'.
-                     &mt('yes if supress').')',
+                     ' ('.&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>').')',
+                     ' ('.&mt('[_1] if allowed, anything else if not','"<tt>yes</tt>"').')',
               'default_paper_size'
                   => '<b>'.&mt('Default paper type').'</b><br />'.
                      ' ('.&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])',
-              'anonymous_quiz'
+ 	     'print_header_format'
-                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
+ 	         => ' <b>'.&mt('Print header format').'</b><br />'
-                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
+                    .&mt('Substitutions:<br />[_1]: student name, [_2]: course id, [_3]: assignment note. Numbers after the <tt>%</tt> limit the field size.','"<tt>%n</tt>"','"<tt>%c</tt>"','"<tt>%a</tt>"'),
-              'default_enrollment_start_date' => '<b>'.&mt('Default beginning 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 when enrolling students').'</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>'.
+              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b><br />'
-                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
+                                      .'("<tt>'.&mt('user:domain,user:domain,*: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>'
+ 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>',
-              );
-         my @Display_Order = ('url','description','courseid','cloners','grading',
+ 	     'texengine'
+ 	         => '<b>'.&mt('Force all students in the course to use a specific math rendering engine.').'</b><br />'
+                    .'('.&mt('[_1], [_2] (Convert to Images), [_3] (TeX to HTML), or blank for student\'s preference','"<tt>jsMath</tt>"','"<tt>mimetex</tt>"','"<tt>tth</tt>"').')',
+              'timezone'
+                  => '<b>'.&mt('Timezone in which the course takes place').'</b>',
+              'suppress_embed_prompt'
+                  => '<b>'.&mt('Suppress prompt to upload items referenced in a web page being uploaded to portfolio, when current role is student.').'</b><br />'.
+                     ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',
+              'hidefromcat'
+                  => '<b>'.&mt('Exclude from course catalog').'</b><br />'.
+                     ' ('.&mt('[_1] to exclude, anything else to include - included if assigned an institutional code, or manually catagorized','"<tt>yes</tt>"').')',
+              'categories'
+                  => '<b>'.&mt('Categorize course').'</b> <a href="javascript:catsbrowser()">'.
+                     &mt('Display Categories').'</a>',
+              'datelocale'
+                  => '<b>'.&mt('Locale used for course calendar').'</b>',
+              );
+         my @Display_Order = ('url','description','courseid','cloners');
+         (my $can_toggle_cat,$can_categorize) = &can_modify_catsettings($dom);
+         if ($can_toggle_cat) {
+             push(@Display_Order,'hidefromcat');
+         }
+         if ($can_categorize) {
+             push(@Display_Order,'categories');
+         }
+         push (@Display_Order,('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',
+                              'student_classlist_opt_in',
+                              'student_classlist_portfiles',
                               'plc.roles.denied','plc.users.denied',
                               'pch.roles.denied','pch.users.denied',
                               'allow_limited_html_in_feedback',
                               'allow_discussion_post_editing',
                               'languages',
+                              'timezone',
+                              'datelocale',
  			     'nothideprivileged',
                               'rndseed',
                               'receiptalg',
                               'problem_stream_switch',
  			     'suppress_tries',
+                              'suppress_embed_prompt',
                               'default_paper_size',
+ 			     'print_header_format',
                               'disable_receipt_display',
                               'spreadsheet_default_classcalc',
                               'spreadsheet_default_studentcalc',
- Line 1778  sub crsenv {
+ Line 2456  sub crsenv {
                               'default_enrollment_start_date',
                               'default_enrollment_end_date',
  			     'tthoptions',
- 			     'disablesigfigs'
+ 			     'texengine',
-                              );
+ 			     'disablesigfigs',
+ 			     'disableexampointprint',
+ 			     'task_messages','task_grading'));
  	foreach my $parameter (sort(keys(%values))) {
-             unless ($parameter =~ m/^internal\./) {
+             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./) ||
+                     ($parameter =~ m/^selfenroll_/) || ($parameter =~ /_selfenroll$/)
+                     || ($parameter eq 'type')) {
                  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',
- Line 1802  sub crsenv {
+ Line 2486  sub crsenv {
                                                          $values{$parameter},
                                                          $onchange).
                                                          '</td>';
+             } elsif ($parameter eq 'timezone') {
+                 my $includeempty = 1;
+                 my $timezone = &Apache::lonlocal::gettimezone();
+                 $output .= '<td>'.
+                     &Apache::loncommon::select_timezone($parameter.'_value',
+                                                         $timezone,
+                                                         $onchange,$includeempty).'</td>';
+             } elsif ($parameter eq 'datelocale') {
+                 my $includeempty = 1;
+                 my $locale_obj = &Apache::lonlocal::getdatelocale();
+                 my $currdatelocale;
+                 if (ref($locale_obj)) {
+                     $currdatelocale = $locale_obj->id();
+                 }
+                 $output .= '<td>'.
+                     &Apache::loncommon::select_datelocale($parameter.'_value',
+                                                           $currdatelocale,
+                                                           $onchange,$includeempty).'</td>';
+             } elsif ($parameter eq 'categories') {
+                 my $catdisplay;
+                 if ($values{'categories'} ne '') {
+                     my @curritems = split(/\&/,$values{'categories'});
+                     foreach my $item (@curritems) {
+                         my ($name,$parent,$pos) = split(/:/,$item);
+                         $catdisplay .= &unescape($name).'&';
+                     }
+                     $catdisplay =~ s/\&$//;
+                 }
+                 $output .= '<td>'.
+                            '<input type="hidden" name="categories_value" value="'.
+                            $values{'categories'}.'" />'.
+                            '<input type="textbox" name="categories_display" value="'.
+                            $catdisplay.'" readonly="readonly" size="40" /></td>';
              } else {
                  $output .= '<td>'.
                      &Apache::lonhtmlcommon::textbox($parameter.'_value',
- Line 1811  sub crsenv {
+ Line 2528  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',
  		    'val'   => 'Value',
- 		    'set'   => 'Set',
+ 		    'set'   => 'Set?',
- 		    'sce'   => 'Set Course Environment'
+ 		    'sav'   => 'Save'
  				       );
      my $Parameter=&mt('Parameter');
      my $Value=&mt('Value');
      my $Set=&mt('Set');
-     my $browse_js=&Apache::loncommon::browser_and_searcher_javascript('parmset');
+     my ($jscript,$categorize_js);
-     my $html=&Apache::lonxml::xmlbegin();
+     my $browse_js = &Apache::loncommon::browser_and_searcher_javascript('parmset');
-     $r->print(<<ENDenv);
+     if ($can_categorize) {
- $html
+         $categorize_js = <<ENDSCRIPT;
- <head>
+ function catsbrowser() {
- <script type="text/javascript" language="Javascript" >
+     var catswin = null;
- $browse_js
+     var url = '/adm/parmset?action=categorizecourse';
- </script>
+     if (!catswin || catswin.closed) {
- <title>LON-CAPA Course Environment</title>
+         catswin=window.open(url,'categorieswin','height=480,width=600,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
- </head>
+     } else {
- $bodytag
+         catswin.focus();
+     }
+ }
+ ENDSCRIPT
+     }
+     $jscript = '<script type="text/javascript" language="Javascript">'."\n".
+                $browse_js."\n".$categorize_js."\n".'</script>';
+     my $start_page =
+ 	&Apache::loncommon::start_page('Set Course Environment',
+ 				       $jscript);
+     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">
  $setoutput
- <p>
+ <div><input type="submit" name="crsenv" value="$lt{'sav'}" /></div>
- <table border=2>
+ $start_table
- <tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
+ $start_header_row
+ <th>$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'}">
+ <input type="submit" name="crsenv" value="$lt{'sav'}" />
  </form>
- </body>
+ $end_page
- </html>
+ ENDENV
- ENDenv
+ }
+ sub can_modify_catsettings {
+     my ($dom) = @_;
+     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$dom);
+     my ($can_toggle_cat,$can_categorize);
+     if (ref($domconf{'coursecategories'}) eq 'HASH') {
+         if ($domconf{'coursecategories'}{'togglecats'} eq 'crs') {
+             $can_toggle_cat = 1;
+         }
+         if ($domconf{'coursecategories'}{'categorize'} eq 'crs') {
+             $can_categorize = 1;
+         }
+     }
+     return ($can_toggle_cat,$can_categorize);
+ }
+ sub assign_course_categories {
+     my ($r) = @_;
+     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $hascats = 0;
+     my $cathash;
+     my %domconf = &Apache::lonnet::get_dom('configuration',['coursecategories'],$cdom);
+     if (ref($domconf{'coursecategories'}) eq 'HASH') {
+         $cathash = $domconf{'coursecategories'}{'cats'};
+         if (ref($cathash) eq 'HASH') {
+             $hascats = 1;
+         }
+     }
+     my $catwin_js;
+     if ($hascats) {
+         my $alert = &mt('Use \"Save\" in the main window to save course categories');
+         $catwin_js = <<ENDSCRIPT;
+ <script type="text/javascript">
+ function updateCategories() {
+     var newcategories = '';
+     var unescapedcats = '';
+     if (document.chgcats.usecategory.length) {
+         for (var i=0; i<document.chgcats.usecategory.length; i++) {
+             if (document.chgcats.usecategory[i].checked == true) {
+                 newcategories = newcategories + document.chgcats.usecategory[i].value + '&';
+                 unescapedcats = unescapedcats + document.chgcats.catname[i].value + ' & ';
+             }
+         }
+         if (newcategories.length > 0) {
+             newcategories = newcategories.slice(0,-1);
+         }
+         if (unescapedcats.length > 0) {
+             unescapedcats = unescapedcats.slice(0,-3);
+         }
+     } else {
+          if (document.chgcats.usecategory.checked == true) {
+              newcategories = document.chgcats.usecategory.value;
+              unescapedcats = document.chgcats.catname.value;
+          }
+     }
+     opener.document.envform.categories_value.value = newcategories;
+     opener.document.envform.categories_display.value = unescapedcats;
+     opener.document.envform.categories_setparmval.checked = true;
+     alert("$alert");
+     self.close();
+     return;
+ }
+ </script>
+ ENDSCRIPT
+     } else {
+         my $onload;
+     }
+     my $start_page =
+         &Apache::loncommon::start_page('Course Categories',$catwin_js,
+                                        {'only_body'      => 1,});
+     my $end_page = &Apache::loncommon::end_page();
+     my $categoriesform = '<h3>'.&mt('Categorize Course').'</h3>';
+     if ($hascats) {
+         my %currsettings =
+             &Apache::lonnet::get('environment',['hidefromcat','categories'],$cdom,$cnum);
+         $categoriesform .= &mt('Assign one or more categories to this course.').'<br /><br />'.
+                                '<form name="chgcats" action="/adm/parmset" method="post">'."\n"
+                                .&Apache::loncommon::assign_categories_table($cathash,
+                                                        $currsettings{'categories'})."\n"
+                                .'<br /><input type="button" name="changes" value="'
+                                .&mt('Copy to main window').'" '
+                                .'onclick="javascript:updateCategories()" /></form><br />';
+     } else {
+         $categoriesform .= &mt('No categories defined for this domain');
+     }
+     $r->print($start_page.$categoriesform.$end_page);
+     return;
  }
- ##################################################
+ ##################################################
+ # Overview mode
+ ##################################################
  my $tableopen;
  sub tablestart {
- Line 1867  sub tablestart {
+ Line 2694  sub tablestart {
  	return '';
      } else {
  	$tableopen=1;
- 	return '<table border="2"><tr><th>'.&mt('Parameter').'</th><th>'.
+ 	return &Apache::loncommon::start_data_table().'<tr><th>'.&mt('Parameter').'</th><th>'.
  	    &mt('Delete').'</th><th>'.&mt('Set to ...').'</th></tr>';
      }
  }
- Line 1875  sub tablestart {
+ Line 2702  sub tablestart {
  sub tableend {
      if ($tableopen) {
  	$tableopen=0;
- 	return '</table>';
+ 	return &Apache::loncommon::end_data_table();
      } else {
  	return'';
      }
  }
- sub overview {
+ sub readdata {
-     my $r=shift;
+     my ($crs,$dom)=@_;
-     my $bodytag=&Apache::loncommon::bodytag(
+ # Read coursedata
-                              'Set/Modify Course Assessment Parameters');
+     my $resourcedata=&Apache::lonnet::get_courseresdata($crs,$dom);
-     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ # Read userdata
-     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
+     my $classlist=&Apache::loncoursedata::get_classlist();
-     my $html=&Apache::lonxml::xmlbegin();
+     foreach (keys %$classlist) {
-     $r->print(<<ENDOVER);
+         if ($_=~/^($match_username)\:($match_domain)$/) {
- $html
+ 	    my ($tuname,$tudom)=($1,$2);
- <head>
+ 	    my $useropt=&Apache::lonnet::get_userresdata($tuname,$tudom);
- <title>LON-CAPA Course Environment</title>
+             foreach my $userkey (keys %{$useropt}) {
- </head>
+ 		if ($userkey=~/^$env{'request.course.id'}/) {
- $bodytag
+                     my $newkey=$userkey;
- $breadcrumbs
+ 		    $newkey=~s/^($env{'request.course.id'}\.)/$1\[useropt\:$tuname\:$tudom\]\./;
- <form method="post" action="/adm/parmset?action=setoverview" name="overviewform">
+ 		    $$resourcedata{$newkey}=$$useropt{$userkey};
- <input type="hidden" name="overview" value="1" />
+ 		}
- ENDOVER
+ 	    }
+ 	}
+     }
+     return $resourcedata;
+ }
  # Setting
-     my %olddata=&Apache::lonnet::dump('resourcedata',$dom,$crs);
+ sub storedata {
+     my ($r,$crs,$dom)=@_;
+ # Set userlevel immediately
+ # Do an intermediate store of course level
+     my $olddata=&readdata($crs,$dom);
      my %newdata=();
      undef %newdata;
      my @deldata=();
- Line 1909  ENDOVER
+ Line 2747  ENDOVER
  	if ($_=~/^form\.([a-z]+)\_(.+)$/) {
  	    my $cmd=$1;
  	    my $thiskey=$2;
- 	    if ($cmd eq 'set') {
+ 	    my ($tuname,$tudom)=&extractuser($thiskey);
- 		my $data=$env{$_};
+ 	    my $tkey=$thiskey;
- 		if ($olddata{$thiskey} ne $data) { $newdata{$thiskey}=$data; }
+             if ($tuname) {
+ 		$tkey=~s/\.\[useropt\:$tuname\:$tudom\]\./\./;
+ 	    }
+ 	    if ($cmd eq 'set' || $cmd eq 'datepointer' || $cmd eq 'dateinterval') {
+ 		my ($data, $typeof, $text);
+ 		if ($cmd eq 'set') {
+ 		    $data=$env{$_};
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified parameter for');
+ 		} elsif ($cmd eq 'datepointer') {
+ 		    $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified date for');
+ 		} elsif ($cmd eq 'dateinterval') {
+ 		    $data=&get_date_interval_from_form($thiskey);
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified date for');
+ 		}
+ 		if (defined($data) and $$olddata{$thiskey} ne $data) {
+ 		    if ($tuname) {
+ 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
+ 								 $tkey.'.type' => $typeof},
+ 						 $tudom,$tuname) eq 'ok') {
+ 			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
+ 			    $r->print('<br />'.$text.' '.
+ 				      &Apache::loncommon::plainname($tuname,$tudom));
+ 			} else {
+ 			    $r->print('<div class="LC_error">'.
+ 				      &mt('Error saving parameters').'</div>');
+ 			}
+ 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
+ 		    } else {
+ 			$newdata{$thiskey}=$data;
+  			$newdata{$thiskey.'.type'}=$typeof;
+                    }
+ 		}
  	    } elsif ($cmd eq 'del') {
- 		push (@deldata,$thiskey);
+ 		if ($tuname) {
- 	    } elsif ($cmd eq 'datepointer') {
+ 		    if (&Apache::lonnet::del('resourcedata',[$tkey],$tudom,$tuname) eq 'ok') {
- 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
+ 			    &log_parmset({$tkey=>''},1,$tuname,$tudom);
- 		if (defined($data) and $olddata{$thiskey} ne $data) { $newdata{$thiskey}=$data; }
+ 			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
+ 		    } else {
+ 			$r->print('<div class="LC_error">'.
+ 				  &mt('Error deleting parameters').'</div>');
+ 		    }
+ 		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
+ 		} else {
+ 		    push (@deldata,$thiskey,$thiskey.'.type');
+ 		}
  	    }
  	}
      }
- # Store
+ # Store all course level
      my $delentries=$#deldata+1;
      my @newdatakeys=keys %newdata;
      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">'.
+ 	    $r->print('<div class="LC_error">'.
- 		      &mt('Error deleting parameters').'</font></h2>');
+ 		      &mt('Error deleting parameters').'</div>');
  	}
+ 	&Apache::lonnet::devalidatecourseresdata($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);
+ 	    $r->print('<h3>'.&mt('Saved [_1] parameter(s)',$putentries/2).'</h3>');
  	} else {
- 	    $r->print('<h2><font color="red">'.
+ 	    $r->print('<div class="LC_error">'.
- 		      &mt('Error storing parameters').'</font></h2>');
+ 		      &mt('Error saving parameters').'</div>');
  	}
+ 	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
      }
- # Read and display
+ }
-     my %resourcedata=&Apache::lonnet::dump('resourcedata',$dom,$crs);
+ sub extractuser {
+     my $key=shift;
+     return ($key=~/^$env{'request.course.id'}.\[useropt\:($match_username)\:($match_domain)\]\./);
+ }
+ sub parse_listdata_key {
+     my ($key,$listdata) = @_;
+     # split into student/section affected, and
+     # the realm (folder/resource part and parameter
+     my ($student,$realm) =
+ 	($key=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)$/);
+     # if course wide student would be undefined
+     if (!defined($student)) {
+ 	($realm)=($key=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+     }
+     # strip off the .type if it's not the Question type parameter
+     if ($realm=~/\.type$/ && !exists($listdata->{$key.'.type'})) {
+ 	$realm=~s/\.type//;
+     }
+     # split into resource+part and parameter name
+     my ($res,    $parm) = ($realm=~/^(.*)\.(.*)$/);
+        ($res, my $part) = ($res  =~/^(.*)\.(.*)$/);
+     return ($student,$res,$part,$parm);
+ }
+ sub listdata {
+     my ($r,$resourcedata,$listdata,$sortorder)=@_;
+ # Start list output
      my $oldsection='';
      my $oldrealm='';
      my $oldpart='';
      my $pointer=0;
      $tableopen=0;
      my $foundkeys=0;
-     foreach my $thiskey (sort keys %resourcedata) {
+     my %keyorder=&standardkeyorder();
- 	if ($resourcedata{$thiskey.'.type'}) {
- 	    my ($course,$middle,$part,$name)=
+     foreach my $thiskey (sort {
- 		($thiskey=~/^(\w+)\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+ 	my ($astudent,$ares,$apart,$aparm) = &parse_listdata_key($a,$listdata);
+ 	my ($bstudent,$bres,$bpart,$bparm) = &parse_listdata_key($b,$listdata);
+ 	# get the numerical order for the param
+ 	$aparm=$keyorder{'parameter_0_'.$aparm};
+ 	$bparm=$keyorder{'parameter_0_'.$bparm};
+ 	my $result=0;
+ 	if ($sortorder eq 'realmstudent') {
+             if ($ares     ne $bres    ) {
+ 		$result = ($ares     cmp $bres);
+             } elsif ($astudent ne $bstudent) {
+ 		$result = ($astudent cmp $bstudent);
+ 	    } elsif ($apart    ne $bpart   ) {
+ 		$result = ($apart    cmp $bpart);
+ 	    }
+ 	} else {
+ 	    if      ($astudent ne $bstudent) {
+ 		$result = ($astudent cmp $bstudent);
+ 	    } elsif ($ares     ne $bres    ) {
+ 		$result = ($ares     cmp $bres);
+ 	    } elsif ($apart    ne $bpart   ) {
+ 		$result = ($apart    cmp $bpart);
+ 	    }
+ 	}
+ 	if (!$result) {
+             if (defined($aparm) && defined($bparm)) {
+ 		$result = ($aparm <=> $bparm);
+             } elsif (defined($aparm)) {
+ 		$result = -1;
+             } elsif (defined($bparm)) {
+ 		$result = 1;
+ 	    }
+ 	}
+ 	$result;
+     } keys %{$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=~/^\[(.*)\]\./) {
+ 	    if ($middle=~/^\[(.*)\]/) {
- 		$section=&mt('Group/Section').': '.$1;
+ 		my $issection=$1;
- 		$middle=~s/^\[(.*)\]\.//;
+ 		if ($issection=~/^useropt\:($match_username)\:($match_domain)/) {
+ 		    $section=&mt('User').": ".&Apache::loncommon::plainname($1,$2);
+ 		} else {
+ 		    $section=&mt('Group/Section').': '.$issection;
+ 		}
+ 		$middle=~s/^\[(.*)\]//;
  	    }
- 	    $middle=~s/\.$//;
+ 	    $middle=~s/\.+$//;
- 	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+ 	    $middle=~s/^\.+//;
+ 	    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 $oldsection) {
+ 	    if ($sortorder eq 'realmstudent') {
- 		$r->print(&tableend()."\n<hr /><h1>$section</h1>");
+ 		if ($realm ne $oldrealm) {
- 		$oldsection=$section;
+ 		    $r->print(&tableend()."\n<hr /><h1>$realm</h1>");
- 		$oldrealm='';
+ 		    $oldrealm=$realm;
- 	    }
+ 		    $oldsection='';
- 	    if ($realm ne $oldrealm) {
+ 		}
- 		$r->print(&tableend()."\n<h2>$realm</h2>");
+ 		if ($section ne $oldsection) {
- 		$oldrealm=$realm;
+ 		    $r->print(&tableend()."\n<h2>$section</h2>");
- 		$oldpart='';
+ 		    $oldsection=$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.
+ 	    $r->print(&tablestart().
- 		      ':</b></td><td><input type="checkbox" name="del_'.
+ 		      &Apache::loncommon::start_data_table_row().
+ 		      '<td><b>'.&standard_parameter_names($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}).
+ 						      $$resourcedata{$thiskey},
- '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'
+ 							      '',1,'','').
+ '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
+ (($$resourcedata{$thiskey}!=0)?'<span class="LC_nobreak"><a href="/adm/parmset?&action=dateshift1&timebase='.$$resourcedata{$thiskey}.'">'.
+ &mt('Shift all dates based on this date').'</a></span>':'').
+ &date_sanity_info($$resourcedata{$thiskey})
  			  );
+ 	    } elsif ($thistype eq 'date_interval') {
+ 		$r->print(&date_interval_selector($thiskey,
+ 						  $$resourcedata{$thiskey}));
+ 	    } elsif ($thistype =~ m/^string/) {
+ 		$r->print(&string_selector($thistype,$thiskey,
+ 					   $$resourcedata{$thiskey}));
  	    } else {
- 		$r->print(
+ 		$r->print(&default_selector($thiskey,$$resourcedata{$thiskey}));
- 			  '<input type="text" name="set_'.$thiskey.'" value="'.
- 			  $resourcedata{$thiskey}.'">');
  	    }
- 	    $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 date_interval_selector {
+     my ($thiskey, $showval) = @_;
+     my $result;
+     foreach my $which (['days', 86400, 31],
+ 		       ['hours', 3600, 23],
+ 		       ['minutes', 60, 59],
+ 		       ['seconds',  1, 59]) {
+ 	my ($name, $factor, $max) = @{ $which };
+ 	my $amount = int($showval/$factor);
+ 	$showval  %= $factor;
+ 	my %select = ((map {$_ => $_} (0..$max)),
+ 		      'select_form_order' => [0..$max]);
+ 	$result .= &Apache::loncommon::select_form($amount,$name.'_'.$thiskey,
+ 						   %select);
+ 	$result .= ' '.&mt($name);
+     }
+     $result .= '<input type="hidden" name="dateinterval_'.$thiskey.'" />';
+     return $result;
+ }
+ sub get_date_interval_from_form {
+     my ($key) = @_;
+     my $seconds = 0;
+     foreach my $which (['days', 86400],
+ 		       ['hours', 3600],
+ 		       ['minutes', 60],
+ 		       ['seconds',  1]) {
+ 	my ($name, $factor) = @{ $which };
+ 	if (defined($env{'form.'.$name.'_'.$key})) {
+ 	    $seconds += $env{'form.'.$name.'_'.$key} * $factor;
  	}
      }
+     return $seconds;
+ }
+ sub default_selector {
+     my ($thiskey, $showval) = @_;
+     return '<input type="text" name="set_'.$thiskey.'" value="'.$showval.'" />';
+ }
+ my %strings =
+     (
+      'string_yesno'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'no', 'No' ]],
+      'string_problemstatus'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'answer', 'Yes, and show correct answer if they exceed the maximum number of tries.' ],
+ 		 [ 'no', 'No, don\'t show correct/incorrect feedback.' ],
+ 		 [ 'no_feedback_ever', 'No, show no feedback at all.' ]],
+      );
+ sub string_selector {
+     my ($thistype, $thiskey, $showval) = @_;
+     if (!exists($strings{$thistype})) {
+ 	return &default_selector($thiskey,$showval);
+     }
+     my $result;
+     foreach my $possibilities (@{ $strings{$thistype} }) {
+ 	my ($name, $description) = @{ $possibilities };
+ 	$result .= '<label><input type="radio" name="set_'.$thiskey.
+ 		  '" value="'.$name.'"';
+ 	if ($showval eq $name) {
+ 	    $result .= ' checked="checked"';
+ 	}
+ 	$result .= ' />'.&mt($description).'</label> ';
+     }
+     return $result;
+ }
+ #
+ # Shift all start and end dates by $shift
+ #
+ sub dateshift {
+     my ($shift)=@_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my %data=&Apache::lonnet::dump('resourcedata',$dom,$crs);
+ # ugly retro fix for broken version of types
+     foreach my $key (keys %data) {
+         if ($key=~/\wtype$/) {
+             my $newkey=$key;
+             $newkey=~s/type$/\.type/;
+             $data{$newkey}=$data{$key};
+             delete $data{$key};
+         }
+     }
+     my %storecontent=();
+ # go through all parameters and look for dates
+     foreach my $key (keys %data) {
+        if ($data{$key.'.type'}=~/^date_(start|end)$/) {
+           my $newdate=$data{$key}+$shift;
+           $storecontent{$key}=$newdate;
+        }
+     }
+     my $reply=&Apache::lonnet::cput
+                 ('resourcedata',\%storecontent,$dom,$crs);
+     if ($reply eq 'ok') {
+        &log_parmset(\%storecontent);
+     }
+     &Apache::lonnet::devalidatecourseresdata($crs,$dom);
+     return $reply;
+ }
+ sub newoverview {
+     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('Set Parameters');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ <form method="post" action="/adm/parmset?action=newoverview" name="parmform">
+ ENDOVER
+     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 my $sec (@selected_sections) {
+         if ($sec 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);
+     if (grep {$_ eq 'all'} (@psprt)) {
+ 	@psprt = keys(%allparts);
+     }
+ # 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('Save').'" /></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) = @_;
+     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('Modify Parameters');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ <form method="post" action="/adm/parmset?action=setoverview" name="parmform">
+ ENDOVER
+ # Store modified
+     &storedata($r,$crs,$dom);
+ # Read modified data
+     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,$sortorder);
      $r->print(&tableend().'<p>'.
- 	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no course or section 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($thiskey);
+ 	if (1) { #exists($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>');
+ 	    my $display_value = $resourcedata->{$thiskey};
+ 	    if (&isdateparm($resourcedata->{$thiskey.'.type'})) {
+ 		$display_value =
+ 		    &Apache::lonlocal::locallocaltime($display_value);
+ 	    }
+ 	    $r->print(&mt('Parameter: "[_1]" with value: "[_2]"',
+ 			  &standard_parameter_names($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));
+ 	    }
+ 	    $r->print(' <br />&nbsp;&nbsp;&nbsp;'.&mt('Part: [_1]',$data{'parameter_part'}));
+ 	    $r->print('</td></tr>');
+ 	}
+     }
+     $r->print(&Apache::loncommon::end_data_table().'<p>'.
+ 	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.
+ 	      '</p></form>'.
+ 	      &Apache::loncommon::end_page());
+ }
+ sub date_shift_one {
+     my ($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('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     $r->print('<form name="shiftform" method="post">'.
+               '<table><tr><td>'.&mt('Currently set date:').'</td><td>'.
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}).'</td></tr>'.
+               '<tr><td>'.&mt('Shifted date:').'</td><td>'.
+                     &Apache::lonhtmlcommon::date_setter('shiftform',
+                                                         'timeshifted',
+                                                         $env{'form.timebase'},,
+                                                         '').
+               '</td></tr></table>'.
+               '<input type="hidden" name="action" value="dateshift2" />'.
+               '<input type="hidden" name="timebase" value="'.$env{'form.timebase'}.'" />'.
+               '<input type="submit" value="'.&mt('Shift all dates accordingly').'" /></form>');
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub date_shift_two {
+     my ($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('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     my $timeshifted=&Apache::lonhtmlcommon::get_date_from_form('timeshifted');
+     $r->print(&mt('Shifting all dates such that [_1] becomes [_2]',
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}),
+               &Apache::lonlocal::locallocaltime($timeshifted)));
+     my $delta=$timeshifted-$env{'form.timebase'};
+     &dateshift($delta);
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub parse_key {
+     my ($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'});
+     } 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 $currclone (@allowclone) {
+         if (!grep(/^\Q$currclone\E$/,@$oldcloner)) {
+             if ($currclone eq '*') {
+                 $clean_clonelist .= $currclone.',';
+             } else {
+                 my ($uname,$udom) = split(/:/,$currclone);
+                 if ($uname eq '*') {
+                     if ($udom =~ /^$match_domain$/) {
+                         if (!&Apache::lonnet::domain($udom)) {
+                             $disallowed{'domain'} .= $currclone.',';
+                         } else {
+                             $clean_clonelist .= $currclone.',';
+                         }
+                     } else {
+                         $disallowed{'format'} .= $currclone.',';
+                     }
+                 } elsif ($currclone !~/^($match_username)\:($match_domain)$/) {
+                     $disallowed{'format'} .= $currclone.',';
+                 } else {
+                     if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                         $disallowed{'newuser'} .= $currclone.',';
+                     } else {
+                         $clean_clonelist .= $currclone.',';
+                     }
+                 }
+             }
+         } else {
+             $clean_clonelist .= $currclone.',';
+         }
+     }
+     foreach my $key (keys(%disallowed)) {
+         $disallowed{$key} =~ s/,$//;
+     }
+     if ($clean_clonelist) {
+         $clean_clonelist =~ s/,$//;
+     }
+     $$clonelist = $clean_clonelist;
+     return %disallowed;
+ }
  sub change_clone {
      my ($clonelist,$oldcloner) = @_;
- Line 2041  sub change_clone {
+ Line 3569  sub change_clone {
      my $clone_crs = $cnum.':'.$cdom;
      if ($cnum && $cdom) {
-         my @allowclone = ();
+         my @allowclone;
-         if ($clonelist =~ /,/) {
+         &extract_cloners($clonelist,\@allowclone);
-             @allowclone = split/,/,$clonelist;
-         } else {
-             $allowclone[0] = $clonelist;
-         }
          foreach my $currclone (@allowclone) {
-             if (!grep/^$currclone$/,@$oldcloner) {
+             if (!grep(/^$currclone$/,@$oldcloner)) {
-                 ($uname,$udom) = split/:/,$currclone;
+                 if ($currclone ne '*') {
-                 if ($uname && $udom) {
+                     ($uname,$udom) = split(/:/,$currclone);
-                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                     if ($uname && $udom && $uname ne '*') {
-                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
+                         if (&Apache::lonnet::homeserver($uname,$udom) ne 'no_host') {
-                         if ($currclonecrs{'cloneable'} !~ /\Q$clone_crs\E/) {
+                             my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
-                             if ($currclonecrs{'cloneable'} eq '') {
+                             if ($currclonecrs{'cloneable'} !~ /\Q$clone_crs\E/) {
-                                 $currclonecrs{'cloneable'} = $clone_crs;
+                                 if ($currclonecrs{'cloneable'} eq '') {
-                             } else {
+                                     $currclonecrs{'cloneable'} = $clone_crs;
-                                 $currclonecrs{'cloneable'} .= ','.$clone_crs;
+                                 } else {
+                                     $currclonecrs{'cloneable'} .= ','.$clone_crs;
+                                 }
+                                 &Apache::lonnet::put('environment',\%currclonecrs,$udom,$uname);
                              }
-                             &Apache::lonnet::put('environment',\%currclonecrs,$udom,$uname);
                          }
                      }
                  }
              }
          }
          foreach my $oldclone (@$oldcloner) {
-             if (!grep/^$oldclone$/,@allowclone) {
+             if (!grep(/^\Q$oldclone\E$/,@allowclone)) {
-                 ($uname,$udom) = split/:/,$oldclone;
+                 if ($oldclone ne '*') {
-                 if ($uname && $udom) {
+                     ($uname,$udom) = split(/:/,$oldclone);
-                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                     if ($uname && $udom && $uname ne '*' ) {
-                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
+                         if (&Apache::lonnet::homeserver($uname,$udom) ne 'no_host') {
-                         my %newclonecrs = ();
+                             my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
-                         if ($currclonecrs{'cloneable'} =~ /\Q$clone_crs\E/) {
+                             my %newclonecrs = ();
-                             if ($currclonecrs{'cloneable'} =~ /,/) {
+                             if ($currclonecrs{'cloneable'} =~ /\Q$clone_crs\E/) {
-                                 my @currclonecrs = split/,/,$currclonecrs{'cloneable'};
+                                 if ($currclonecrs{'cloneable'} =~ /,/) {
-                                 foreach (@currclonecrs) {
+                                     my @currclonecrs = split/,/,$currclonecrs{'cloneable'};
-                                     unless ($_ eq $clone_crs) {
+                                     foreach my $crs (@currclonecrs) {
-                                         $newclonecrs{'cloneable'} .= $_.',';
+                                         if ($crs ne $clone_crs) {
+                                             $newclonecrs{'cloneable'} .= $crs.',';
+                                         }
                                      }
+                                     $newclonecrs{'cloneable'} =~ s/,$//;
+                                 } else {
+                                     $newclonecrs{'cloneable'} = '';
                                  }
-                                 $newclonecrs{'cloneable'} =~ s/,$//;
+                                 &Apache::lonnet::put('environment',\%newclonecrs,$udom,$uname);
-                             } else {
-                                 $newclonecrs{'cloneable'} = '';
                              }
-                             &Apache::lonnet::put('environment',\%newclonecrs,$udom,$uname);
                          }
                      }
                  }
- Line 2108  Output html header for page
+ Line 3636  Output html header for page
  ##################################################
  ##################################################
  sub header {
-     my $html=&Apache::lonxml::xmlbegin();
+     return &Apache::loncommon::start_page('Parameter Manager');
-     my $bodytag=&Apache::loncommon::bodytag('Parameter Manager');
-     my $title = &mt('LON-CAPA Parameter Manager');
-     return(<<ENDHEAD);
- $html
- <head>
- <title>$title</title>
- </head>
- $bodytag
- ENDHEAD
  }
  ##################################################
  ##################################################
- Line 2131  ENDMAINFORMHEAD
+ Line 3650  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 $mgr  = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
      my @menu =
-         (
+         ( { divider=>'Settings for Your Course',
-           { text => 'Set Course Environment Parameters',
+ 	  },
-             help => 'Course_Setting_Parameters',
+           { text => 'Set Course Environment',
-             action => 'crsenv',
+ 	    action => 'crsenv',
              permission => $parm_permission,
+             help => 'Course_Environment',
              },
-           { text => 'Set/Modify Course Assessment Parameters - Helper Mode',
+           { text => 'Set Portfolio Metadata',
+ 	    action => 'setrestrictmeta',
+             permission => $parm_permission,
+             },
+ 	  { text => 'Manage Course Slots',
+ 	    url => '/adm/slotrequest?command=showslots',
+ 	    permission => $vgr,
+             },
+ 	  { text => 'Reset Student Access Times',
+ 	    url => '/adm/helper/resettimes.helper',
+ 	    permission => $mgr,
+             },
+           { text => 'Set Parameter Setting Default Actions',
+             action => 'setdefaults',
+             permission => $parm_permission,
+             },
+ 	  { divider => 'New and Existing Parameter Settings for Your Resources',
+ 	    },
+           { text => 'Set/Modify Resource Parameters - Helper Mode',
              url => '/adm/helper/parameter.helper',
              permission => $parm_permission,
+             help => 'Parameter_Helper',
              },
-           { text => 'Modify Course Assessment Parameters - Overview Mode',
+  	  { text => 'Set/Modify Resource Parameters - Overview Mode',
-             action => 'setoverview',
+             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 => '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'});
- Line 2177  ENDMAINFORMHEAD
+ Line 3732  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());
+     }
+     $r->print(&Apache::loncommon::end_data_table().
+ 	      "\n<input type='submit' name='storerules' value='".
+ 	      &mt('Save Rules')."' /></form>\n".
+ 	      &Apache::loncommon::end_page());
+     return;
+ }
+ sub components {
+     my ($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;
+ }
  ##################################################
  ##################################################
- Line 2191  ENDMAINFORMHEAD
+ Line 4438  ENDMAINFORMHEAD
  Main handler.  Calls &assessparms and &crsenv subroutines.
  =cut
  ##################################################
  ##################################################
-     use Data::Dumper;
  sub handler {
      my $r=shift;
+     &reset_caches();
      if ($r->header_only) {
  	&Apache::loncommon::content_type($r,'text/html');
  	$r->send_http_header;
  	return OK;
      }
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
- 					    ['action','state']);
+ 					    ['action','state',
+                                              'pres_marker',
- # ----------------------------------------------------------- Clear out garbage
+                                              'pres_value',
+                                              'pres_type',
-     %courseopt=();
+                                              'udom','uname','symb','serial','timebase']);
-     %useropt=();
-     %parmhash=();
-     @ids=();
-     %symbp=();
-     %mapp=();
-     %typep=();
-     %keyp=();
-     %maptitles=();
      &Apache::lonhtmlcommon::clear_breadcrumbs();
      &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/parmset",
  					    text=>"Parameter Manager",
- 					    faq=>9,
+ 					    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');
          $r->send_http_header;
          #
          # Main switch on form.action and form.state, as appropriate
          #
- Line 2242  sub handler {
+ Line 4488  sub handler {
          #  the table mode
          if ((($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,
+             $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
- 							 'Parameter Manager'));
              &print_main_menu($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 'settable' && $parm_permission) {
+ 	} elsif ($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 'setdefaults' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setdefaults',
+ 						    text=>"Set Defaults"});
+ 	    &defaultsetter($r);
+ 	} elsif ($env{'form.action'} eq 'settable' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
- 						    text=>"Table Mode"});
+ 						    text=>"Table Mode",
+ 						    help => 'Course_Setting_Parameters'});
  	    &assessparms($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);
+         } elsif ($env{'form.action'} eq 'dateshift1' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+                                                     text=>"Shifting Dates"});
+             &date_shift_one($r);
+         } elsif ($env{'form.action'} eq 'dateshift2' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+                                                     text=>"Shifting Dates"});
+             &date_shift_two($r);
+ 	} elsif ($env{'form.action'} eq 'categorizecourse' && $parm_permission) {
+             &assign_course_categories($r);
+         }
      } else {
  # ----------------------------- Not in a course, or not allowed to modify parms
- 	$env{'user.error.msg'}=
+ 	if ($exists) {
- 	    "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+ 	    $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;
      }
+     &reset_caches();
      return OK;
  }

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

Removed from v.1.198
changed lines
	Added in v.1.413