loncom/interface/lonparmset.pm - diff

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Diff for /loncom/interface/lonparmset.pm between versions 1.293 and 1.413.4.2

-version 1.293, 2006/04/18 18:10:55
+version 1.413.4.2, 2009/05/21 15:46:27
  Line 46  This module sets coursewide and assessme
  =over 4
+ =item parmval()
+ Figure out a cascading parameter.
+ Inputs:  $what - a parameter spec (incluse part info and name I.E. 0.weight)
+          $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 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
+ =item parmval_by_symb()
+ =item reset_caches()
+ =item cacheparmhash()
+ =item parmhash()
+ =item symbcache()
+ =item preset_defaults()
+ =item date_sanity_info()
+ =item storeparm()
+ Store a parameter by symb
+     Takes
+     - symb
+     - name of parameter
+     - level
+     - new value
+     - new type
+     - username
+     - userdomain
+ =item log_parmset()
+ =item storeparm_by_symb_inner()
+ =item valout()
+ Format a value for output.
+ 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
+ =item plink()
+ Produces a link anchor.
+ Inputs: $type,$dis,$value,$marker,$return,$call
+ Returns: scalar with html code for a link which will envoke the
+ javascript function 'pjump'.
+ =item page_js()
+ =item startpage()
+ =item print_row()
+ =item print_td()
+ =item print_usergroups()
+ =item parm_control_group()
+ =item extractResourceInformation() :
+ Given the course data hash, extractResourceInformation extracts lots of information about the course's resources into a variety of hashes.
+ Input: See list below:
+ =item * B<ids> : An array that will contain all of the ids in the course.
+ =item * B<typep> : hash, id->type, where "type" contains the extension of the file, thus, I<problem exam quiz assess survey form>.
+ =item * B<keyp> : hash, id->key list, will contain a comma separated list of the meta-data keys available for the given id
+ =item * B<allparms> : hash, name of parameter->display value (what is the display value?)
+ =item * B<allparts> : hash, part identification->text representation of part, where the text representation is "[Part $part]"
+ =item * B<allkeys> : hash, full key to part->display value (what's display value?)
+ =item * B<allmaps> : hash, ???
+ =item * B<fcat> : ???
+ =item * B<defp> : hash, ???
+ =item * B<mapp> : ??
+ =item * B<symbp> : hash, id->full sym?
+ =item isdateparm()
+ =item parmmenu()
+ =item partmenu()
+ =item usermenu()
+ =item displaymenu()
+ =item mapmenu()
+ =item levelmenu()
+ =item sectionmenu()
+ =item keysplit()
+ =item keysinorder()
+ =item keysinorder_bytype()
+ =item keysindisplayorder()
+ =item standardkeyorder()
+ =item assessparms() :
+ Show assessment data and parameters.  This is a large routine that should
+ be simplified and shortened... someday.
+ Inputs: $r
+ Returns: nothing
+ Variables used (guessed by Jeremy):
+ =item * B<pscat>: ParameterS CATegories? ends up a list of the types of parameters that exist, e.g., tol, weight, acc, opendate, duedate, answerdate, sig, maxtries, type.
+ =item * B<psprt>: ParameterS PaRTs? a list of the parts of a problem that we are displaying? Used to display only selected parts?
+ =item * B<@catmarker> contains list of all possible parameters including part #s
+ =item * B<$fullkeyp> contains the full part/id # for the extraction of proper parameters
+ =item * B<$tempkeyp> contains part 0 only (no ids - ie, subparts)
+         When storing information, store as part 0
+         When requesting information, request from full part
+ =item tablestart()
+ =item tableend()
+ =item extractuser()
+ =item parse_listdata_key()
+ =item listdata()
+ =item date_interval_selector()
+ =item get_date_interval_from_form()
+ =item default_selector()
+ =item string_selector()
+ =item dateshift()
+ =item newoverview()
+ =item secgroup_lister()
+ =item overview()
+ =item clean_parameters()
+ =item date_shift_one()
+ =item date_shift_two()
+ =item parse_key()
+ =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 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.
+ =item check_cloners()
+ =item change_clone()
+ =item header()
+ Output html header for page
+ =item print_main_menu()
+ =item output_row()
+ Set portfolio metadata
+ =item order_meta_fields()
+ =item addmetafield()
+ =item setrestrictmeta()
+ =item get_added_meta_fieldnames()
+ =item get_deleted_meta_fieldnames()
+ =item defaultsetter()
+ =item components()
+ =item load_parameter_names()
+ =item parm_change_log()
+ =item handler() :
+ Main handler.  Calls &assessparms subroutine.
+ =back
  =cut
  ###################################################################
  ###################################################################
- Line 63  use Apache::lonhomework;
+ Line 331  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 $parmhashid;
- my %parmhash;
- my $symbsid;
- my %symbs;
- my $rulesid;
- my %rules;
- # --- end local caches
- ##################################################
- ##################################################
- =pod
- =item parmval
- Figure out a cascading parameter.
- Inputs:  $what - a parameter spec (incluse part info and name I.E. 0.weight)
-          $id   - a bighash Id number
-          $def  - the resource's default value   'stupid emacs
- Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
-- General Course
-- Map or Folder level in course
-- resource default
-- map default
-- resource level in course
-- General for section
-- Map or Folder level for section
-- resource level in section
-- General for group
-- Map or Folder level for group
-- resource level in group
-- General for specific student
-- Map or Folder level for specific student
-- resource level for specific student
- =cut
- ##################################################
  sub parmval {
      my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
      return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
- Line 116  sub parmval {
+ Line 343  sub parmval {
  sub parmval_by_symb {
      my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
- # load caches
-     &cacheparmhash();
-     my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
+     my $useropt;
+     if ($uname ne '' && $udom ne '') {
+ 	$useropt = &Apache::lonnet::get_userresdata($uname,$udom);
+     }
      my $result='';
      my @outpar=();
  # ----------------------------------------------------- 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;
- Line 161  sub parmval_by_symb {
+ Line 389  sub parmval_by_symb {
  # ------------------------------------------------------ third, check map parms
-     my $thisparm=$parmhash{$symbparm};
+     my $thisparm=&parmhash($symbparm);
      if (defined($thisparm)) { $outpar[11]=$thisparm; $result=11; }
      if (defined($$courseopt{$courselevelr})) {
- Line 170  sub parmval_by_symb {
+ Line 398  sub parmval_by_symb {
      }
  # ------------------------------------------------------ fourth, back to course
-     if (defined($csec)) {
+     if ($csec ne '') {
          if (defined($$courseopt{$seclevel})) {
  	    $outpar[9]=$$courseopt{$seclevel};
  	    $result=9;
- Line 186  sub parmval_by_symb {
+ Line 414  sub parmval_by_symb {
  	}
      }
  # ------------------------------------------------------ fifth, check course group
-     if (defined($cgroup)) {
+     if ($cgroup ne '') {
          if (defined($$courseopt{$grplevel})) {
              $outpar[6]=$$courseopt{$grplevel};
              $result=6;
- Line 203  sub parmval_by_symb {
+ Line 431  sub parmval_by_symb {
  # ---------------------------------------------------------- fifth, check user
-     if (defined($uname)) {
+     if ($uname ne '') {
  	if (defined($$useropt{$courselevel})) {
  	    $outpar[3]=$$useropt{$courselevel};
  	    $result=3;
- Line 222  sub parmval_by_symb {
+ Line 450  sub parmval_by_symb {
      return ($result,@outpar);
  }
- sub resetparmhash {
-     $parmhashid='';
- }
- 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 resetsymbcache {
+ # --- Caches local to lonparmset
-     $symbsid='';
+ sub reset_caches {
+     &resetparmhash();
+     &resetsymbcache();
+     &resetrulescache();
  }
- sub symbcache {
+ {
-     my $id=shift;
+     my $parmhashid;
-     if ($symbsid ne $env{'request.course.id'}) {
+     my %parmhash;
- 	%symbs=();
+     sub resetparmhash {
+ 	undef($parmhashid);
+ 	undef(%parmhash);
      }
-     unless ($symbs{$id}) {
- 	my $navmap = Apache::lonnavmaps::navmap->new();
+     sub cacheparmhash {
- 	if ($id=~/\./) {
+ 	if ($parmhashid eq  $env{'request.course.fn'}) { return; }
- 	    my $resource=$navmap->getById($id);
+ 	my %parmhashfile;
- 	    $symbs{$id}=$resource->symb();
+ 	if (tie(%parmhashfile,'GDBM_File',
- 	} else {
+ 		$env{'request.course.fn'}.'_parms.db',&GDBM_READER(),0640)) {
- 	    my $resource=$navmap->getByMapPc($id);
+ 	    %parmhash=%parmhashfile;
- 	    $symbs{$id}=&Apache::lonnet::declutter($resource->src());
+ 	    untie(%parmhashfile);
+ 	    $parmhashid=$env{'request.course.fn'};
  	}
- 	$symbsid=$env{'request.course.id'};
      }
-     return $symbs{$id};
- }
+     sub parmhash {
+ 	my ($id) = @_;
- sub resetrulescache {
+ 	&cacheparmhash();
-     $rulesid='';
+ 	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 rulescache {
+ {
-     my $id=shift;
+     my $rulesid;
-     if ($rulesid ne $env{'request.course.id'}) {
+     my %rules;
- 	%rules=();
+     sub resetrulescache {
+ 	undef($rulesid);
+ 	undef(%rules);
      }
-     unless (defined($rules{$id})) {
- 	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     sub rulescache {
- 	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 	my $id=shift;
- 	%rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
+ 	if ($rulesid ne $env{'request.course.id'}
- 	$rulesid=$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};
      }
-     return $rules{$id};
  }
  sub preset_defaults {
      my $type=shift;
      if (&rulescache($type.'_action') eq 'default') {
- Line 292  sub preset_defaults {
+ Line 551  sub preset_defaults {
      }
  }
- ##################################################
  sub date_sanity_info {
     my $checkdate=shift;
- Line 301  sub date_sanity_info {
+ Line 559  sub date_sanity_info {
     my $crsprefix='course.'.$env{'request.course.id'}.'.';
     if ($env{$crsprefix.'default_enrollment_end_date'}) {
        if ($checkdate>$env{$crsprefix.'default_enrollment_end_date'}) {
-          $result.='<br />'.&mt('After course enrollment end!');
+          $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.='<br />'.&mt('Before course enrollment start!');
+          $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;
  }
  ##################################################
- Line 330  sub storeparm {
+ Line 605  sub storeparm {
      &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
  }
- #
- # Store a parameter by symb
- #
- # Takes
- # - symb
- # - name of parameter
- # - level
- # - new value
- # - new type
- # - username
- # - userdomain
  my %recstack;
  sub storeparm_by_symb {
      my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag,$cgroup)=@_;
- Line 404  sub storeparm_by_symb_inner {
+ Line 667  sub storeparm_by_symb_inner {
  # ---------------------------------------------------------- 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;
- Line 489  sub storeparm_by_symb_inner {
+ Line 754  sub storeparm_by_symb_inner {
      }
      if ($reply=~/^error\:(.*)/) {
- 	return "<font color=red>Write Error: $1</font>";
+ 	return "<span class=\"LC_error\">Write Error: $1</span>";
      }
      return '';
  }
- ##################################################
- ##################################################
- =pod
- =item valout
- Format a value for output.
- Inputs:  $value, $type
- Returns: $value, formatted for output.  If $type indicates it is a date,
- localtime($value) is returned.
- =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 (&isdateparm($type)) {
-             $result = localtime($value).&date_sanity_info($value);
+             $result = &Apache::lonlocal::locallocaltime($value).
+ 		&date_sanity_info($value);
          } else {
              $result = $value;
+ 	    $result = &HTML::Entities::encode($result,'"<>&');
          }
      }
      return $result;
  }
- ##################################################
- ##################################################
- =pod
- =item plink
- Produces a link anchor.
- Inputs: $type,$dis,$value,$marker,$return,$call
- Returns: scalar with html code for a link which will envoke the
- javascript function 'pjump'.
- =cut
- ##################################################
- ##################################################
  sub plink {
      my ($type,$dis,$value,$marker,$return,$call)=@_;
      my $winvalue=$value;
- Line 582  sub plink {
+ Line 828  sub plink {
      my ($parmname)=((split(/\&/,$marker))[1]=~/\_([^\_]+)$/);
      my ($hour,$min,$sec,$val)=&preset_defaults($parmname);
      unless (defined($winvalue)) { $winvalue=$val; }
+     my $valout = &valout($value,$type,1);
+     my $unencmarker = $marker;
+     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."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
+ 	    .$unencmarker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
- 		&valout($value,$type).'</a></td></tr></table>';
+ 	    $valout.'</a></td></tr></table>';
  }
  sub page_js {
- Line 650  sub startpage {
+ Line 903  sub startpage {
  				       &page_js(),
  				       {'add_entries' => \%loaditems,});
      my $breadcrumbs =
- 	&Apache::lonhtmlcommon::breadcrumbs(undef,
+ 	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
- 					    'Table Mode Parameter Setting');
      $r->print(<<ENDHEAD);
  $start_page
  $breadcrumbs
  <form method="post" action="/adm/parmset?action=settable" name="parmform">
- <input type="hidden" value='' name="pres_value" />
+ <input type="hidden" value="" name="pres_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" />
+ <input type="hidden" value="1" name="prevvisit" />
  ENDHEAD
  }
- Line 691  sub print_row {
+ Line 943  sub print_row {
      my $parm=$$display{$which};
      if ($parmlev eq 'full') {
-         $r->print('<td bgcolor='.$defbgtwo.' align="center">'
+         $r->print('<td style="background-color:'.$defbgtwo.';" align="center">'
                    .$$part{$which}.'</td>');
      } else {
          $parm=~s|\[.*\]\s||g;
      }
      my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
      if ($automatic) {
- 	$parm.='<font color="red"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</font>';
+ 	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
      }
-     $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
+     $r->print('<td>'.$parm.'</td>');
      my $thismarker=$which;
      $thismarker=~s/^parameter\_//;
- Line 777  sub print_row {
+ Line 1029  sub print_row {
  	}
      } # end of $parmlev if/else
-     $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
+     $r->print('<td style="background-color:#CCCCFF;" align="center">'.$effective_parm.'</td>');
      if ($parmlev eq 'full') {
          my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
                                          '.'.$$name{$which},$$symbp{$rid});
          my $sessionvaltype=$typeoutpar[$result];
          if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
-         $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
+         $r->print('<td style="background-color:#999999;" align="center"><font color="#FFFFFF">'.
                    &valout($sessionval,$sessionvaltype).'&nbsp;'.
                    '</font></td>');
      }
-     $r->print('</tr>');
-     $r->print("\n");
  }
  sub print_td {
      my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
-     $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
+     $r->print('<td style="background-color:'.(($result==$which)?'#AAFFAA':$defbg).
-               ' align="center">');
+               ';" align="center">');
-     if ($which<11 || $which > 12) {
+     my $nolink = 0;
- 	$r->print(&plink($$typeoutpar[$which],
+     if ($which == 11 || $which == 12) {
- 			 $$display{$value},$$outpar[$which],
+         $nolink = 1;
- 			 $mprefix."$which",'parmform.pres','psub'));
+     } elsif ($mprefix =~ /availablestudent\&$/) {
+         if ($which > 3) {
+             $nolink = 1;
+         }
+     }
+     if ($nolink) {
+         $r->print(&valout($$outpar[$which],$$typeoutpar[$which]));
      } else {
- 	$r->print(&valout($$outpar[$which],$$typeoutpar[$which]));
+         $r->print(&plink($$typeoutpar[$which],
+                          $$display{$value},$$outpar[$which],
+                          $mprefix."$which",'parmform.pres','psub'));
      }
      $r->print('</td>'."\n");
  }
- Line 821  sub print_usergroups {
+ Line 1079  sub print_usergroups {
      my $grp_parm;
      if (($coursereply) && ($cgroup ne $resultgroup)) {
          if ($result > 3) {
-             $bgcolor = '"#AAFFAA"';
+             $bgcolor = '#AAFFAA';
              $grp_parm = &valout($coursereply,$resulttype);
          }
          $grp_parm = &valout($coursereply,$resulttype);
-         $output = '<td bgcolor='.$bgcolor.' align="center">';
+         $output = '<td style="background-color:'.$bgcolor.';" align="center">';
          if ($resultgroup && $resultlevel) {
              $output .= '<small><b>'.$resultgroup.'</b> ('.$resultlevel.'): </small>'.$grp_parm;
          } else {
- Line 833  sub print_usergroups {
+ Line 1091  sub print_usergroups {
          }
          $output .= '</td>';
      } else {
-         $output .= '<td bgcolor='.$bgcolor.'>&nbsp;</td>';
+         $output .= '<td style="background-color:'.$bgcolor.';">&nbsp;</td>';
      }
      return ($coursereply,$output,$grp_parm,$resultgroup);
  }
- Line 862  sub parm_control_group {
+ Line 1120  sub parm_control_group {
      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.
- Input: See list below:
- =over 4
- =item B<ids>: An array that will contain all of the ids in the course.
- =item B<typep>: hash, id->type, where "type" contains the extension of the file, thus, I<problem exam quiz assess survey form>.
- =item B<keyp>: hash, id->key list, will contain a comma separated list of the meta-data keys available for the given id
- =item B<allparms>: hash, name of parameter->display value (what is the display value?)
- =item B<allparts>: hash, part identification->text representation of part, where the text representation is "[Part $part]"
- =item B<allkeys>: hash, full key to part->display value (what's display value?)
- =item B<allmaps>: hash, ???
- =item B<fcat>: ???
- =item B<defp>: hash, ???
- =item B<mapp>: ??
- =item B<symbp>: hash, id->full sym?
- =back
- =cut
  sub extractResourceInformation {
      my $ids = shift;
      my $typep = shift;
- Line 924  sub extractResourceInformation {
+ Line 1148  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 $key=$_;
  # Hidden parameters
- 		if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm') {
+ 	    next if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm');
- 		    next;
- 		}
- 		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
- 		my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
- 		my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
  #
  # allparms is a hash of parameter names
  #
- 		my $parmdis = $display;
+ 	    my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
- 		$parmdis =~ s/\[Part.*$//g;
+ 	    if (!exists($$allparms{$name}) || $$allparms{$name} =~ m/^\s*$/ ) {
-                 $$allparms{$name}=$parmdis;
+                 my ($display,$parmdis);
- 		$$defkeytype{$name}=&Apache::lonnet::metadata($srcf,$key.'.type');
+                 $display = &standard_parameter_names($name);
+                 if ($display eq '') {
+                     $display= &Apache::lonnet::metadata($srcf,$key.'.display');
+                     $parmdis = $display;
+                     $parmdis =~ s/\s*\[Part.*$//g;
+                 } else {
+                     $parmdis = $display;
+                 }
+ 		$$allparms{$name}=$parmdis;
+ 		if (ref($defkeytype)) {
+ 		    $$defkeytype{$name}=
+ 			&Apache::lonnet::metadata($srcf,$key.'.type');
+ 		}
+ 	    }
  #
  # allparts is a hash of all parts
  #
- 		$$allparts{$part} = "Part: $part";
+ 	    my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
+ 	    $$allparts{$part} = &mt('Part: [_1]',$part);
  #
  # Remember all keys going with this resource
  #
- 		if ($$keyp{$id}) {
+ 	    if ($$keyp{$id}) {
- 		    $$keyp{$id}.=','.$key;
+ 		$$keyp{$id}.=','.$key;
- 		} else {
+ 	    } else {
- 		    $$keyp{$id}=$key;
+ 		$$keyp{$id}=$key;
- 		}
+ 	    }
  #
  # Put in order
  #
-                 unless ($$keyorder{$key}) {
+ 	    unless ($$keyorder{$key}) {
-                     $$keyorder{$key}=$keyordercnt;
+ 		$$keyorder{$key}=$keyordercnt;
-                     $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}=$$mapp{$id}.'___(all)';
      }
  }
- Line 1053  sub parmmenu {
+ Line 1292  sub parmmenu {
  </script>
  ENDSCRIPT
      $r->print();
-     $r->print("\n<table><tr>");
+     $r->print("\n".'<table id="LC_parm_overview_parm_menu"><tr>');
      my $cnt=0;
      foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
- 	$r->print("\n<td><font size='-1'><label><input type='checkbox' name='pscat' ");
+ 	$r->print("\n".'<td><label><input type="checkbox" name="pscat" ');
  	$r->print('value="'.$tempkey.'"');
  	if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
- 	    $r->print(' checked');
+ 	    $r->print(' checked="checked"');
  	}
- 	$r->print('>'.$$allparms{$tempkey}.'</label></font></td>');
+         $r->print(' />'.($$allparms{$tempkey}=~/\S/ ? $$allparms{$tempkey}
+                                                   : $tempkey).
+                   '</label></td>');
   	$cnt++;
          if ($cnt==3) {
  	    $r->print("</tr>\n<tr>");
  	    $cnt=0;
  	}
      }
-     $r->print('
+     $r->print('</tr>'
- </tr><tr><td>
+              .'<tr id="LC_parm_overview_parm_menu_selectors">'
- <a href="javascript:checkall(true, \'pscat\')">Select&nbsp;All</a><br />
+              .'<td valign="top">'
- <a href="javascript:checkstandard()">Select&nbsp;Common&nbsp;Only</a>
+              .'<fieldset><legend><b>'.&mt('Parameter Selection').'</b></legend>'
- </td><td>
+              .'<span class="LC_nobreak">'
- <a href="javascript:checkdates()">Add&nbsp;Problem&nbsp;Dates</a>
+              .'&bull; <a href="javascript:checkall(true, \'pscat\')">'.&mt('Select All').'</a>'
- <a href="javascript:checkcontdates()">Add&nbsp;Content&nbsp;Dates</a><br />
+              .'</span>'
- <a href="javascript:checkdisset()">Add&nbsp;Discussion&nbsp;Settings</a>
+              .'<br />'
- <a href="javascript:checkvisi()">Add&nbsp;Visibilities</a><br />
+              .'<span class="LC_nobreak">'
- <a href="javascript:checkparts()">Add&nbsp;Part&nbsp;Parameters</a>
+              .'&bull; <a href="javascript:checkstandard()">'.&mt('Select Common Only').'</a>'
- </td><td>
+              .'</span>'
- <a href="javascript:checkall(false, \'pscat\')">Unselect&nbsp;All</a>
+              .'<br />'
- </td>
+              .'<span class="LC_nobreak">'
- ');
+              .'&bull; <a href="javascript:checkall(false, \'pscat\')">'.&mt('Unselect All').'</a>'
-     $r->print('</tr></table>');
+              .'</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('<select multiple="multiple" name="psprt" size="8">');
      $r->print('<option value="all"');
-     $r->print(' selected') unless (@{$psprt});
+     $r->print(' selected="selected"') unless (@{$psprt});
      $r->print('>'.&mt('All Parts').'</option>');
      my %temphash=();
      foreach (@{$psprt}) { $temphash{$_}=1; }
- Line 1099  sub partmenu {
+ Line 1365  sub partmenu {
  	unless ($tempkey =~ /\./) {
  	    $r->print('<option value="'.$tempkey.'"');
  	    if ($$psprt[0] eq "all" ||  $temphash{$tempkey}) {
- 		$r->print(' selected');
+ 		$r->print(' selected="selected"');
  	    }
  	    $r->print('>'.$$allparts{$tempkey}.'</option>');
  	}
- Line 1112  sub usermenu {
+ Line 1378  sub usermenu {
      my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
          &Apache::loncommon::selectstudent_link('parmform','uname','udom');
      my $selscript=&Apache::loncommon::studentbrowser_javascript();
-     my %lt=&Apache::lonlocal::texthash(
- 		    'se'    => "Section",
-                     'gr'    => "Group",
- 		    'fu'    => "For User",
- 		    'oi'    => "or ID",
- 		    'ad'    => "at Domain"
- 				       );
-     my %sectionhash=();
      my $sections='';
-     my $numsec = &Apache::loncommon::get_sections(
+     my %sectionhash = &Apache::loncommon::get_sections();
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
-                  $env{'course.'.$env{'request.course.id'}.'.num'},
- 					 \%sectionhash);
      my $groups;
-     my %grouphash;
+     my %grouphash = &Apache::longroup::coursegroups();
-     my $numgrp = &Apache::loncommon::coursegroups(
-                  \%grouphash,
+     my $g_s_header='';
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
+     my $g_s_footer='';
-                  $env{'course.'.$env{'request.course.id'}.'.num'});
-     if ($numsec > 0) {
+     if (%sectionhash) {
-         $sections=$lt{'se'}.': <select name="csec"';
+         $sections=&mt('Section:').' <select name="csec"';
-         if ($numsec && $numgrp && $parmlev ne 'full') {
+         if (%grouphash && $parmlev ne 'full') {
              $sections .= qq| onchange="group_or_section('csec')" |;
          }
          $sections .= '>';
- Line 1144  sub usermenu {
+ Line 1401  sub usermenu {
          }
          $sections.='</select>';
      }
-     if ($numsec && $numgrp && $parmlev ne 'full') {
-         $sections .= '&nbsp;or&nbsp;';
+     if (%sectionhash && %grouphash && $parmlev ne 'full') {
+         $sections .= '&nbsp;'.&mt('or').'&nbsp;';
          $sections .= qq|
  <script type="text/javascript">
  function group_or_section(caller) {
- Line 1170  function group_or_section(caller) {
+ Line 1428  function group_or_section(caller) {
  </script>
  |;
      }
-     if ($numgrp > 0) {
-         $groups=$lt{'gr'}.': <select name="cgroup"';
+     if (%grouphash) {
-         if ($numsec && $numgrp && $env{'form.action'} eq 'settable') {
+         $groups=&mt('Group:').' <select name="cgroup"';
+         if (%sectionhash && $env{'form.action'} eq 'settable') {
              $groups .= qq| onchange="group_or_section('cgroup')" |;
          }
          $groups .= '>';
- Line 1193  function group_or_section(caller) {
+ Line 1452  function group_or_section(caller) {
          }
          $groups.='</select>';
      }
-     $r->print(<<ENDMENU);
- <b>
+     if (%sectionhash || %grouphash) {
- $sections
+         $g_s_header='<fieldset><legend>'.&mt('Group/Section').'</legend><div>';
- $groups
+         $g_s_footer='</div></fieldset>';
- <br />
+     }
- $lt{'fu'}
- <input type="text" value="$uname" size="12" name="uname" />
+     $r->print('<b>'
- $lt{'oi'}
+              .$g_s_header
- <input type="text" value="$id" size="12" name="id" />
+              .$sections
- $lt{'ad'}
+              .$groups
- $chooseopt
+              .$g_s_footer
- </b>
+              .'<fieldset><legend>'.&mt('User').'</legend><div>'
- ENDMENU
+              .&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 {
- Line 1213  sub displaymenu {
+ Line 1478  sub displaymenu {
      $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>');
+     $r->print('</td><td valign="top" align="center">');
      &partmenu($r,$allparts,$psprt);
      $r->print('</td></tr></table>');
  }
- Line 1225  sub mapmenu {
+ Line 1490  sub mapmenu {
      $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
      foreach (sort {$$allmaps{$a} cmp $$allmaps{$b}} keys %{$allmaps}) {
  	$r->print('<option value="'.$_.'"');
- 	if (($pschp eq $_)) { $r->print(' selected'); }
+ 	if (($pschp eq $_)) { $r->print(' selected="selected"'); }
  	$r->print('>'.$$maptitles{$_}.($$allmaps{$_}!~/^uploaded/?' ['.$$allmaps{$_}.']':'').'</option>');
      }
      $r->print("</select>");
- Line 1239  sub levelmenu {
+ Line 1504  sub levelmenu {
      foreach (reverse sort keys %{$alllevs}) {
  	$r->print('<option value="'.$$alllevs{$_}.'"');
  	if ($parmlev eq $$alllevs{$_}) {
- 	    $r->print(' selected');
+ 	    $r->print(' selected="selected"');
  	}
- 	$r->print('>'.$_.'</option>');
+ 	$r->print('>'.&mt($_).'</option>');
      }
      $r->print("</select>");
  }
- Line 1249  sub levelmenu {
+ Line 1514  sub levelmenu {
  sub sectionmenu {
      my ($r,$selectedsections)=@_;
-     my %sectionhash=();
+     my %sectionhash = &Apache::loncommon::get_sections();
-     my $sections='';
+     return if (!%sectionhash);
-     my $numsec = &Apache::loncommon::get_sections(
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
+     $r->print('<select name="Section" multiple="multiple" size="8" >');
-                  $env{'course.'.$env{'request.course.id'}.'.num'},
+     foreach my $s ('all',sort keys %sectionhash) {
- 					 \%sectionhash);
+ 	$r->print('    <option value="'.$s.'"');
-     if ($numsec) {
+ 	foreach (@{$selectedsections}) {
- 	$r->print('<select name="Section" multiple="true" size="8" >');
+ 	    if ($s eq $_) {
- 	foreach my $s ('all',sort keys %sectionhash) {
+ 		$r->print(' selected="selected"');
- 	    $r->print('    <option value="'.$s.'"');
+ 		last;
- 	    foreach (@{$selectedsections}) {
- 		if ($s eq $_) {
- 		    $r->print(' selected');
- 		    last;
- 		}
  	    }
- 	    $r->print('>'.$s."</option>\n");
  	}
-         $r->print("</select>\n");
+ 	$r->print('>'.$s."</option>\n");
-    }
+     }
+     $r->print("</select>\n");
  }
  sub groupmenu {
      my ($r,$selectedgroups)=@_;
-     my %grouphash;
+     my %grouphash = &Apache::longroup::coursegroups();
-     my $numgrp = &Apache::loncommon::coursegroups(
+     return if (!%grouphash);
-                  \%grouphash,
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
+     $r->print('<select name="Group" multiple="multiple" size="8" >');
-                  $env{'course.'.$env{'request.course.id'}.'.num'});
+     foreach my $group (sort(keys(%grouphash))) {
-     if ($numgrp) {
+ 	$r->print('    <option value="'.$group.'"');
-         $r->print('<select name="Group" multiple="true" size="8" >');
+ 	foreach (@{$selectedgroups}) {
-         foreach my $group (sort(keys(%grouphash))) {
+ 	    if ($group eq $_) {
-             $r->print('    <option value="'.$group.'"');
+ 		$r->print(' selected="selected"');
-             foreach (@{$selectedgroups}) {
+ 		last;
-                 if ($group eq $_) {
+ 	    }
-                     $r->print(' selected');
+ 	}
-                     last;
+ 	$r->print('>'.$group."</option>\n");
-                 }
-             }
-             $r->print('>'.$group."</option>\n");
-         }
-         $r->print("</select>\n");
      }
+     $r->print("</select>\n");
  }
- Line 1330  sub sortmenu {
+ Line 1586  sub sortmenu {
      my ($r,$sortorder)=@_;
      $r->print('<br /><label><input type="radio" name="sortorder" value="realmstudent"');
      if ($sortorder eq 'realmstudent') {
-        $r->print(' checked="on"');
+        $r->print(' checked="checked"');
      }
      $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(' checked="checked"');
      }
      $r->print(' />'.&mt('Sort by student (group/section) first, then realm').
  	      '</label>');
- Line 1364  sub standardkeyorder {
+ Line 1620  sub standardkeyorder {
              'parameter_0_discusshide' => 20);
  }
- ##################################################
- ##################################################
- =pod
- =item assessparms
- Show assessment data and parameters.  This is a large routine that should
- be simplified and shortened... someday.
- Inputs: $r
- Returns: nothing
- Variables used (guessed by Jeremy):
- =over 4
- =item B<pscat>: ParameterS CATegories? ends up a list of the types of parameters that exist, e.g., tol, weight, acc, opendate, duedate, answerdate, sig, maxtries, type.
- =item B<psprt>: ParameterS PaRTs? a list of the parts of a problem that we are displaying? Used to display only selected parts?
- =item B<allmaps>:
- =back
- =cut
- ##################################################
- ##################################################
  sub assessparms {
      my $r=shift;
- Line 1416  sub assessparms {
+ Line 1642  sub assessparms {
      my $uhome;
      my $csec;
      my $cgroup;
-     my $grouplist;
      my @usersgroups = ();
      my $coursename=$env{'course.'.$env{'request.course.id'}.'.description'};
- Line 1488  sub assessparms {
+ Line 1713  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 1500  sub assessparms {
+ Line 1725  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'};
- Line 1520  sub assessparms {
+ Line 1745  sub assessparms {
  		$message="\n<p>\n".&mt("Full Name").": ".
  		    $name{'firstname'}.' '.$name{'middlename'}.' '
  			.$name{'lastname'}.' '.$name{'generation'}.
- 			    "<br>\n".&mt('ID').": ".$name{'id'}.'<p>';
+ 			    "<br />\n".&mt('ID').": ".$name{'id'}.'<p>';
  	    }
-             $grouplist = &Apache::lonnet::get_users_groups(
+             @usersgroups = &Apache::lonnet::get_users_groups(
                                         $udom,$uname,$env{'request.course.id'});
-             if ($grouplist) {
+             if (@usersgroups > 0) {
-                 @usersgroups = &Apache::lonnet::sort_course_groups($grouplist,
+                 unless (grep(/^\Q$cgroup\E$/,@usersgroups)) {
-                                                     $env{'request.course.id'});
-                 unless (grep/^\Q$cgroup\E$/,@usersgroups) {
                      $cgroup = $usersgroups[0];
                  }
-             } else {
-                 $cgroup = '';
              }
          }
      }
- Line 1553  sub assessparms {
+ Line 1774  sub assessparms {
          my @values=split(/\&\&\&/,$env{'form.pres_value'});
          my @types=split(/\&\&\&/,$env{'form.pres_type'});
  	for (my $i=0;$i<=$#markers;$i++) {
+             if ($markers[$i] =~ /^[\d.]+\&0_availablestudent\&(1|2|3)$/) {
+                 my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+                 my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+                 my (@ok_slots,@fail_slots,@del_slots);
+                 my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
+                 my ($level,@all) =
+                     &parmval_by_symb('0.availablestudent',$pssymb,'',$uname,$udom,
+                                      $csec,$cgroup,$courseopt);
+                 foreach my $slot_name (split(/:/,$values[$i])) {
+                     next if ($slot_name eq '');
+                     if (&update_slots($slot_name,$cdom,$cnum,$pssymb,$uname,$udom) eq 'ok') {
+                         push(@ok_slots,$slot_name);
+                     } else {
+                         push(@fail_slots,$slot_name);
+                     }
+                 }
+                 if (@ok_slots) {
+                     $values[$i] = join(':',@ok_slots);
+                 } else {
+                     $values[$i] = '';
+                 }
+                 if ($all[$level] ne '') {
+                     my @existing = split(/:/,$all[$level]);
+                     foreach my $slot_name (@existing) {
+                         if (!grep(/^\Q$slot_name\E$/,split(/:/,$values[$i]))) {
+                             if (&delete_slots($slot_name,$cdom,$cnum,$uname,$udom,$pssymb) eq 'ok') {
+                                 push(@del_slots,$slot_name);
+                             }
+                         }
+                     }
+                 }
+             }
  	    $message.=&storeparm(split(/\&/,$markers[$i]),
  				 $values[$i],
  				 $types[$i],
- Line 1572  sub assessparms {
+ Line 1826  sub assessparms {
      foreach ('tolerance','date_default','date_start','date_end',
  	     'date_interval','int','float','string') {
  	$r->print('<input type="hidden" value="'.
- 		  $env{'form.recent_'.$_}.'" name="recent_'.$_.'">');
+ 		  &HTML::Entities::encode($env{'form.recent_'.$_},'"&<>').
+ 		  '" name="recent_'.$_.'" />');
      }
      if (!$pssymb) {
          $r->print('<table border="1"><tr><td>');
          &levelmenu($r,\%alllevs,$parmlev);
+         $r->print('</td>');
  	if ($parmlev ne 'general') {
              $r->print('<td>');
  	    &mapmenu($r,\%allmaps,$pschp,\%maptitles);
  	    $r->print('</td>');
  	}
-         $r->print('</td></tr></table>');
+         $r->print('</tr></table>');
  	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
      } else {
          my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
-         $r->print(&mt('Specific Resource').": ".$resource.
+ 	my $title = &Apache::lonnet::gettitle($pssymb);
-                   '<input type="hidden" value="'.$pssymb.'" name="symb">'.
+         $r->print(&mt('Specific Resource: [_1] ([_2])',$title,$resource).
+                   '<input type="hidden" value="'.$pssymb.'" name="symb" />'.
  		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
  		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
      }
- Line 1619  sub assessparms {
+ Line 1876  sub assessparms {
                $coursespan += 3;
             }
-            $r->print('<p><table border=2>');
+            $r->print('<p><table border="2">');
-            $r->print('<tr><td colspan=5></td>');
+            $r->print('<tr><td colspan="5"></td>');
-            $r->print('<th colspan='.($coursespan).'>'.&mt('Any User').'</th>');
+            $r->print('<th colspan="'.($coursespan).'">'.&mt('Any User').'</th>');
             if ($uname) {
                 if (@usersgroups > 1) {
                     $userspan ++;
- Line 1647  sub assessparms {
+ Line 1904  sub assessparms {
  				  'fr'     => 'for Resource'
  					      );
             $r->print(<<ENDTABLETWO);
- <th rowspan=3>$lt{'pie'}</th>
+ <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>$lt{'rl'}</th>
+ </tr><tr><td colspan="5"></td><th colspan="2">$lt{'ic'}</th><th colspan="2">$lt{'rl'}</th>
- <th colspan=1>$lt{'ic'}</th>
+ <th colspan="1">$lt{'ic'}</th>
  ENDTABLETWO
             if ($csec) {
-                 $r->print("<th colspan=3>".
+                 $r->print('<th colspan="3">'.
  			  &mt("in Section")." $csec</th>");
             }
             if ($cgroup) {
-                 $r->print("<th colspan=3>".
+                 $r->print('<th colspan="3">'.
                            &mt("in Group")." $cgroup</th>");
             }
             $r->print(<<ENDTABLEHEADFOUR);
- Line 1699  ENDTABLEHEADFOUR
+ Line 1956  ENDTABLEHEADFOUR
  		    ||
  		    ($pssymb && $pssymb eq $symbp{$rid})) {
  # ------------------------------------------------------ Entry for one resource
-                     if ($defbgone eq '"#E0E099"') {
+                     if ($defbgone eq '#E0E099') {
-                         $defbgone='"#E0E0DD"';
+                         $defbgone='#E0E0DD';
                      } else {
-                         $defbgone='"#E0E099"';
+                         $defbgone='#E0E099';
                      }
-                     if ($defbgtwo eq '"#FFFF99"') {
+                     if ($defbgtwo eq '#FFFF99') {
-                         $defbgtwo='"#FFFFDD"';
+                         $defbgtwo='#FFFFDD';
                      } else {
-                         $defbgtwo='"#FFFF99"';
+                         $defbgtwo='#FFFF99';
                      }
-                     if ($defbgthree eq '"#FFBB99"') {
+                     if ($defbgthree eq '#FFBB99') {
-                         $defbgthree='"#FFBBDD"';
+                         $defbgthree='#FFBBDD';
                      } else {
-                         $defbgthree='"#FFBB99"';
+                         $defbgthree='#FFBB99';
                      }
                      my $thistitle='';
- Line 1729  ENDTABLEHEADFOUR
+ Line 1986  ENDTABLEHEADFOUR
                          if (grep $_ eq $tempkeyp, @catmarker) {
                            $part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
                            $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
-                           $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
                            unless ($display{$_}) { $display{$_}=''; }
+                           my $parmdis=&Apache::lonnet::metadata($uri,$_.'.display');
+                           if ($allparms{$name{$_}} ne '') {
+                               my $identifier;
+                               if ($parmdis =~ /(\s*\[Part.*)$/) {
+                                   $identifier = $1;
+                               }
+                               $display{$_} = $allparms{$name{$_}}.$identifier;
+                           } else {
+                               $display{$_} = $parmdis;
+                           }
                            $display{$_}.=' ('.$name{$_}.')';
                            $default{$_}=&Apache::lonnet::metadata($uri,$_);
                            $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
                            $thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
                          }
                      }
-                     my $totalparms=scalar keys %name;
+                     my $totalparms=scalar(keys(%name));
                      if ($totalparms>0) {
                          my $firstrow=1;
  			my $title=&Apache::lonnet::gettitle($symbp{$rid});
-                         $r->print('<tr><td bgcolor='.$defbgone.
+                         $r->print('<tr><td style="background-color:'.$defbgone.';"'.
-                              ' rowspan='.$totalparms.
+                              ' rowspan="'.$totalparms.
-                              '><tt><font size=-1>'.
+                              '"><tt><font size="-1">'.
                               join(' / ',split(/\//,$uri)).
                               '</font></tt><p><b>'.
                               "<a href=\"javascript:openWindow('".
  				  &Apache::lonnet::clutter($uri).'?symb='.
- 				  &Apache::lonnet::escape($symbp{$rid}).
+ 				  &escape($symbp{$rid}).
-                              "', 'metadatafile', '450', '500', 'no', 'yes')\";".
+                              "', 'metadatafile', '450', '500', 'no', 'yes');\"".
-                              " TARGET=_self>$title");
+                              " target=\"_self\">$title");
                          if ($thistitle) {
                              $r->print(' ('.$thistitle.')');
                          }
                          $r->print('</a></b></td>');
-                         $r->print('<td bgcolor='.$defbgtwo.
+                         $r->print('<td style="background-color:'.$defbgtwo.';"'.
-                                       ' rowspan='.$totalparms.'>'.$typep{$rid}.
+                                       ' rowspan="'.$totalparms.'">'.$typep{$rid}.
                                        '</td>');
-                         $r->print('<td bgcolor='.$defbgone.
+                         $r->print('<td style="background-color:'.$defbgone.';"'.
-                                       ' rowspan='.$totalparms.
+                                       ' rowspan="'.$totalparms.
-                                       '>'.$maptitles{$mapp{$rid}}.'</td>');
+                                       '">'.$maptitles{$mapp{$rid}}.'</td>');
                          foreach (&keysinorder_bytype(\%name,\%keyorder)) {
                              unless ($firstrow) {
- Line 1774  ENDTABLEHEADFOUR
+ Line 2040  ENDTABLEHEADFOUR
                                         \%type,\%display,$defbgone,$defbgtwo,
                                         $defbgthree,$parmlev,$uname,$udom,$csec,
                                                              $cgroup,\@usersgroups);
+                             $r->print('</tr>'."\n");
                          }
                      }
                  }
- Line 1783  ENDTABLEHEADFOUR
+ Line 2050  ENDTABLEHEADFOUR
          } # end of  full
  #--------------------------------------------------- Entry for parm level map
          if ($parmlev eq 'map') {
-             my $defbgone = '"E0E099"';
+             my $defbgone = 'E0E099';
-             my $defbgtwo = '"FFFF99"';
+             my $defbgtwo = 'FFFF99';
-             my $defbgthree = '"FFBB99"';
+             my $defbgthree = 'FFBB99';
              my %maplist;
- Line 1836  ENDTABLEHEADFOUR
+ Line 2103  ENDTABLEHEADFOUR
                        if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
                          $part{$tempkeyp}="0";
                          $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
-                         $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                         my $parmdis=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                         if ($allparms{$name{$tempkeyp}} ne '') {
+                             my $identifier;
+                             if ($parmdis =~ /(\s*\[Part.*)$/) {
+                                 $identifier = $1;
+                             }
+                             $display{$tempkeyp} = $allparms{$name{$tempkeyp}}.$identifier;
+                         } else {
+                             $display{$tempkeyp} = $parmdis;
+                         }
                          unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
                          $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
                          $display{$tempkeyp} =~ s/_\w+_/_0_/;
- Line 1850  ENDTABLEHEADFOUR
+ Line 2126  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 $person=&Apache::loncommon::plainname($uname,$udom);
-                     $r->print(&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
+                     $tmp.=&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
-                         &mt('in')." \n");
+                         &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) {
-                     $r->print(&mt("Group")." <font color=\"red\"><i>$cgroup".
+                     $tmp.=&mt("Group")." <font color=\"red\"><i>$cgroup".
-                               "</i></font> ".&mt('of')." \n");
+                               "</i></font> ".&mt('of')." \n";
                      $csec = '';
                  } elsif ($csec) {
-                     $r->print(&mt("Section")." <font color=\"red\"><i>$csec".
+                     $tmp.=&mt("Section")." <font color=\"red\"><i>$csec".
-                               "</i></font> ".&mt('of')." \n");
+                               "</i></font> ".&mt('of')." \n";
                  }
-                 $r->print("<font color=\"red\"><i>$coursename</i></font><br />");
+                 $r->print('<div align="center"><h4>'
-                 $r->print("</h4>\n");
+                          .&mt('Set Defaults for All Resources in [_1]Specifically for [_2][_3]'
+                              ,$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('<p>'..&Apache::loncommon::start_data_table().
-                 $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
+                           &Apache::loncommon::start_data_table_header_row().
-                 $r->print('<th>'.&mt('Default Value').'</th>');
+                           '<tr><th>'.&mt('Parameter Name').'</th>'.
-                 $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
+                           '<th>'.&mt('Default Value').'</th>'.
+                           '<th>'.&mt('Parameter in Effect').'</th>'.
+                           &Apache::loncommon::end_data_table_header_row());
  	        foreach (&keysinorder(\%name,\%keyorder)) {
-                     $r->print('<tr>');
+                     $r->print(&Apache::loncommon::start_data_table_row());
                      &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
                             \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
                             $parmlev,$uname,$udom,$csec,$cgroup);
+                     $r->print(&Apache::loncommon::end_data_table_row());
                  }
-                 $r->print("</table></center>");
+                 $r->print(&Apache::loncommon::end_data_table().'</p></div>');
              } # end each map
          } # end of $parmlev eq map
  #--------------------------------- Entry for parm level general (Course level)
          if ($parmlev eq 'general') {
-             my $defbgone = '"E0E099"';
+             my $defbgone = 'E0E099';
-             my $defbgtwo = '"FFFF99"';
+             my $defbgtwo = 'FFFF99';
-             my $defbgthree = '"FFBB99"';
+             my $defbgthree = 'FFBB99';
  #-------------------------------------------- for each map, gather information
              my $mapid="0.0";
- Line 1923  ENDMAPONE
+ Line 2203  ENDMAPONE
                    if ((grep $_ eq $fullkeyp, @catmarker) &&(!$name{$tempkeyp})) {
                      $part{$tempkeyp}="0";
                      $name{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.name');
-                     $display{$tempkeyp}=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                     my $parmdis=&Apache::lonnet::metadata($uri,$fullkeyp.'.display');
+                     if ($allparms{$name{$tempkeyp}} ne '') {
+                         my $identifier;
+                         if ($parmdis =~ /(\s*\[Part.*)$/) {
+                             $identifier = $1;
+                         }
+                         $display{$tempkeyp} = $allparms{$name{$tempkeyp}}.$identifier;
+                     } else {
+                         $display{$tempkeyp} = $parmdis;
+                     }
                      unless ($display{$tempkeyp}) { $display{$tempkeyp}=''; }
                      $display{$tempkeyp}.=' ('.$name{$tempkeyp}.')';
                      $display{$tempkeyp} =~ s/_\w+_/_0_/;
- Line 1936  ENDMAPONE
+ Line 2225  ENDMAPONE
  #---------------------------------------------------- print header information
  	    my $setdef=&mt("Set Defaults for All Resources in Course");
              $r->print(<<ENDMAPONE);
- <center><h4>$setdef
+ <center>
+ <h4>$setdef
  <font color="red"><i>$coursename</i></font><br />
  ENDMAPONE
              if ($uname) {
- Line 1947  ENDMAPONE
+ Line 2237  ENDMAPONE
              }
              if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
-             if ($cgroup) {$r->print(&mt("Group")."<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">');
+             $r->print('<p>'.&Apache::loncommon::start_data_table().
-             $r->print('<tr><th>'.&mt('Parameter Name').'</th>');
+                       &Apache::loncommon::start_data_table_header_row().
-             $r->print('<th>'.&mt('Default Value').'</th>');
+                       '<th>'.&mt('Parameter Name').'</th>'.
-             $r->print('<th>'.&mt('Parameter in Effect').'</th></tr>');
+                       '<th>'.&mt('Default Value').'</th>'.
+                       '<th>'.&mt('Parameter in Effect').'</th>'.
+                       &Apache::loncommon::end_data_table_header_row());
  	    foreach (&keysinorder(\%name,\%keyorder)) {
-                 $r->print('<tr>');
+                 $r->print(&Apache::loncommon::start_data_table_row());
                  &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
                         \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
                                     $parmlev,$uname,$udom,$csec,$cgroup);
+                 $r->print(&Apache::loncommon::end_data_table_row());
              }
-             $r->print("</table></center>");
+             $r->print(&Apache::loncommon::end_data_table().'</p></center>');
          } # end of $parmlev eq general
      }
      $r->print('</form>'.&Apache::loncommon::end_page());
- Line 1969  ENDMAPONE
+ Line 2262  ENDMAPONE
  ##################################################
- ##################################################
- =pod
- =item crsenv
- Show and set course data and parameters.  This is a large routine that should
- be simplified and shortened... someday.
- Inputs: $r
- Returns: nothing
- =cut
- ##################################################
- ##################################################
- sub crsenv {
-     my $r=shift;
-     my $setoutput='';
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,
- 						    'Edit Course Environment');
-     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-     #
-     # Go through list of changes
-     foreach (keys %env) {
-         next if ($_!~/^form\.(.+)\_setparmval$/);
-         my $name  = $1;
-         my $value = $env{'form.'.$name.'_value'};
-         if ($name eq 'newp') {
-             $name = $env{'form.newp_name'};
-         }
-         if ($name eq 'url') {
-             $value=~s/^\/res\///;
-             my $bkuptime=time;
-             my @tmp = &Apache::lonnet::get
-                 ('environment',['url'],$dom,$crs);
-             $setoutput.=&mt('Backing up previous URL').': '.
-                 &Apache::lonnet::put
-                 ('environment',
-                  {'top level map backup '.$bkuptime => $tmp[1] },
-                  $dom,$crs).
-                      '<br>';
-         }
-         #
-         # Deal with modified default spreadsheets
-         if ($name =~ /^spreadsheet_default_(classcalc|
-                                             studentcalc|
-                                             assesscalc)$/x) {
-             my $sheettype = $1;
-             if ($sheettype eq 'classcalc') {
-                 # no need to do anything since viewing the sheet will
-                 # cause it to be updated.
-             } elsif ($sheettype eq 'studentcalc') {
-                 # expire all the student spreadsheets
-                 &Apache::lonnet::expirespread('','','studentcalc');
-             } else {
-                 # expire all the assessment spreadsheets
-                 #    this includes non-default spreadsheets, but better to
-                 #    be safe than sorry.
-                 &Apache::lonnet::expirespread('','','assesscalc');
-                 # expire all the student spreadsheets
-                 &Apache::lonnet::expirespread('','','studentcalc');
-             }
-         }
-         #
-         # Deal with the enrollment dates
-         if ($name =~ /^default_enrollment_(start|end)_date$/) {
-             $value=&Apache::lonhtmlcommon::get_date_from_form($name.'_value');
-         }
-         # Get existing cloners
-         my @oldcloner = ();
-         if ($name eq 'cloners') {
-             my %clonenames=&Apache::lonnet::dump('environment',$dom,$crs,'cloners');
-             if ($clonenames{'cloners'} =~ /,/) {
-                 @oldcloner = split/,/,$clonenames{'cloners'};
-             } else {
-                 $oldcloner[0] = $clonenames{'cloners'};
-             }
-         }
-         #
-         # Let the user know we made the changes
-         if ($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>'.$value.'</b>.<br />';
-                 if ($name eq 'cloners') {
-                     &change_clone($value,\@oldcloner);
-                 }
-                 # Flush the course logs so course description is immediately updated
-                 if ($name eq 'description' && defined($value)) {
-                     &Apache::lonnet::flushcourselogs();
-                 }
-             } else {
-                 $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
- 		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
-             }
-             if (($name eq 'cloners') && ($failed_cloners)) {
-                 $setoutput.= &mt('Unable to include').' - <b>'.$failed_cloners.'</b>, '.
-                  &mt('reason').' - '.&mt('LON-CAPA user(s) do(es) not exist').
-                  '.<br />'.&mt('Please ').
-                  ' <a href="/adm/createuser">'.
-                  &mt('add the user(s)').'</a>, '.
-                  &mt('and then return to the ').
-                  '<a href="/admparmset?action=crsenv">'.
-                  &mt('Course Parameters page').'</a> '.
-                  &mt('to add the new user(s) to the list of possible cloners').
-                  '.<br />';
-             }
-         }
-     }
- # ------------------------- Re-init course environment entries for this session
-     &Apache::lonnet::coursedescription($env{'request.course.id'});
- # -------------------------------------------------------- Get parameters again
-     my %values=&Apache::lonnet::dump('environment',$dom,$crs);
-     my $SelectStyleFile=&mt('Select Style File');
-     my $SelectSpreadsheetFile=&mt('Select Spreadsheet File');
-     my $output='';
-     if (! exists($values{'con_lost'})) {
-         my %descriptions=
- 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
-                                  '<a href="javascript:openbrowser'.
-                                  "('envform','url','sequence')\">".
-                                  &mt('Select Map').'</a><br /><font color=red> '.
-                                  &mt('Modification may make assessment data inaccessible').
-                                  '</font>',
-              'description'    => '<b>'.&mt('Course Description').'</b>',
-              'courseid'       => '<b>'.&mt('Course ID or number').
-                                  '</b><br />'.
-                                  '('.&mt('internal').', '.&mt('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.'),
-              'grading'        => '<b>'.&mt('Grading').'</b><br />'.
-                                  '<tt>"standard", "external", or "spreadsheet"</tt> '.&Apache::loncommon::help_open_topic('GradingOptions'),
-              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b> '.
-                     '<a href="javascript:openbrowser'.
-                     "('envform','default_xml_style'".
-                     ",'sty')\">$SelectStyleFile</a><br>",
-              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').
-                                  '</b><br />(<tt>user:domain,'.
-                                  'user:domain(section;section;...;*;...),...</tt>)',
-              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'.
-                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
-              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
-                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
-              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
-                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
-              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
-                                  '('.&mt('"[_1]" for visible separation','<tt>yes</tt>').', '.
-                                  &mt('changes will not show until next login').')',
-              '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.'),
-              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').
-                                   '</b><br />"<tt>st</tt>": '.
-                                   &mt('student').', "<tt>ta</tt>": '.
-                                   'TA, "<tt>in</tt>": '.
-                                   &mt('instructor').';<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>)',
-              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').
-                                   '</b><br />"<tt>st</tt>": '.
-                                   'student, "<tt>ta</tt>": '.
-                                   'TA, "<tt>in</tt>": '.
-                                   'instructor;<br /><tt>role,role,...</tt>) '.
- 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
-              'pch.users.denied' =>
-                           '<b>'.&mt('Disallow Resource Discussion for Users').'</b><br />'.
-                                  '(<tt>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> '.
-                     '<a href="javascript:openbrowser'.
-                     "('envform','spreadsheet_default_calc'".
-                     ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
-              'spreadsheet_default_assesscalc'
-                  => '<b>'.&mt('Default Assessment Spreadsheet').'</b> '.
-                     '<a href="javascript:openbrowser'.
-                     "('envform','spreadsheet_default_assesscalc'".
-                     ",'spreadsheet')\">$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>").')',
-              'allow_discussion_post_editing'
-                  => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />"<tt>st</tt>": '.
-                                   &mt('student').', "<tt>ta</tt>": '.
-                                   'TA, "<tt>in</tt>": '.
-                                   &mt('instructor').';&nbsp;(<tt>'.&mt('role:section,role:section,..., e.g., st:001,st:002,in,cc would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').'</tt>)<br />'.
-                     '('.&mt('or set value to "[_1]" to allow all roles',"<tt>yes</tt>").')',
- 	     'rndseed'
- 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
-                     '<font color="red">'.&mt('Modifying this will make problems').' '.
-                     &mt('have different numbers and answers').'</font>',
- 	     '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><br />'.
-                     ' ('.&mt('"[_1]" to suppress, anything else to not suppress','<tt>yes</tt>').')',
-              'problem_stream_switch'
-                  => '<b>'.&mt('Allow problems to be split over pages').'</b><br />'.
-                     ' ('.&mt('"[_1]" if allowed, anything else if not','<tt>yes</tt>').')',
-              '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'
-                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
-                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
-              'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
-              'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
-              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b>'.
-                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
-              'languages' => '<b>'.&mt('Languages used').'</b>',
-              'disable_receipt_display'
-                  => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
- 	     'disablesigfigs'
- 	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
- 	     'disableexampointprint'
- 	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
-              'externalsyllabus'
-                  => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
- 	     'tthoptions'
- 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>'
-              );
-         my @Display_Order = ('url','description','courseid','cloners','grading',
-                              'externalsyllabus',
-                              'default_xml_style','pageseparators',
-                              'question.email','comment.email','policy.email',
-                              'student_classlist_view',
-                              'plc.roles.denied','plc.users.denied',
-                              'pch.roles.denied','pch.users.denied',
-                              'allow_limited_html_in_feedback',
-                              'allow_discussion_post_editing',
-                              'languages',
- 			     'nothideprivileged',
-                              'rndseed',
-                              'receiptalg',
-                              'problem_stream_switch',
- 			     'suppress_tries',
-                              'default_paper_size',
-                              'disable_receipt_display',
-                              'spreadsheet_default_classcalc',
-                              'spreadsheet_default_studentcalc',
-                              'spreadsheet_default_assesscalc',
-                              'hideemptyrows',
-                              'default_enrollment_start_date',
-                              'default_enrollment_end_date',
- 			     'tthoptions',
- 			     'disablesigfigs',
- 			     'disableexampointprint'
-                              );
- 	foreach my $parameter (sort(keys(%values))) {
-             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
-                 if (! $descriptions{$parameter}) {
-                     $descriptions{$parameter}=$parameter;
-                     push(@Display_Order,$parameter);
-                 }
-             }
- 	}
-         foreach my $parameter (@Display_Order) {
-             my $description = $descriptions{$parameter};
-             # onchange is javascript to automatically check the 'Set' button.
-             my $onchange = 'onFocus="javascript:window.document.forms'.
-                 "['envform'].elements['".$parameter."_setparmval']".
-                 '.checked=true;"';
-             $output .= '<tr><td>'.$description.'</td>';
-             if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
-                 $output .= '<td>'.
-                     &Apache::lonhtmlcommon::date_setter('envform',
-                                                         $parameter.'_value',
-                                                         $values{$parameter},
-                                                         $onchange).
-                                                         '</td>';
-             } else {
-                 $output .= '<td>'.
-                     &Apache::lonhtmlcommon::textbox($parameter.'_value',
-                                                     $values{$parameter},
-,$onchange).'</td>';
-             }
-             $output .= '<td>'.
-                 &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
-                 '</td>';
-             $output .= "</tr>\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 />'.
- 	    '<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>';
-     }
-     my %lt=&Apache::lonlocal::texthash(
- 		    'par'   => 'Parameter',
- 		    'val'   => 'Value',
- 		    'set'   => 'Set',
- 		    'sce'   => 'Set Course Environment'
- 				       );
-     my $Parameter=&mt('Parameter');
-     my $Value=&mt('Value');
-     my $Set=&mt('Set');
-     my $browse_js=
- 	'<script type="text/javascript" language="Javascript">'.
- 	&Apache::loncommon::browser_and_searcher_javascript('parmset').
- 	'</script>';
-     my $start_page =
- 	&Apache::loncommon::start_page('Set Course Environment Parameters',
- 				       $browse_js);
-     my $end_page =
- 	&Apache::loncommon::end_page();
-     $r->print(<<ENDENV);
- $start_page
- $breadcrumbs
- <form method="post" action="/adm/parmset?action=crsenv" name="envform">
- $setoutput
- <p>
- <table border=2>
- <tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
- $output
- </table>
- <input type="submit" name="crsenv" value="$lt{'sce'}">
- </form>
- $end_page
- ENDENV
- }
- ##################################################
  # Overview mode
  ##################################################
  my $tableopen;
- Line 2333  sub tablestart {
+ Line 2271  sub tablestart {
  	return '';
      } else {
  	$tableopen=1;
- 	return '<table border="2"><tr><th>'.&mt('Parameter').'</th><th>'.
+ 	return &Apache::loncommon::start_data_table().'<tr><th>'.&mt('Parameter').'</th><th>'.
  	    &mt('Delete').'</th><th>'.&mt('Set to ...').'</th></tr>';
      }
  }
- Line 2341  sub tablestart {
+ Line 2279  sub tablestart {
  sub tableend {
      if ($tableopen) {
  	$tableopen=0;
- 	return '</table>';
+ 	return &Apache::loncommon::end_data_table();
      } else {
  	return'';
      }
- Line 2355  sub readdata {
+ Line 2293  sub readdata {
      my $classlist=&Apache::loncoursedata::get_classlist();
      foreach (keys %$classlist) {
-         # the following undefs are for 'domain', and 'username' respectively.
+         if ($_=~/^($match_username)\:($match_domain)$/) {
-         if ($_=~/^(\w+)\:(\w+)$/) {
  	    my ($tuname,$tudom)=($1,$2);
  	    my $useropt=&Apache::lonnet::get_userresdata($tuname,$tudom);
              foreach my $userkey (keys %{$useropt}) {
- Line 2392  sub storedata {
+ Line 2329  sub storedata {
              if ($tuname) {
  		$tkey=~s/\.\[useropt\:$tuname\:$tudom\]\./\./;
  	    }
- 	    if ($cmd eq 'set') {
+ 	    if ($cmd eq 'set' || $cmd eq 'datepointer' || $cmd eq 'dateinterval') {
- 		my $data=$env{$_};
+ 		my ($data, $typeof, $text);
-                 my $typeof=$env{'form.typeof_'.$thiskey};
+ 		if ($cmd eq 'set') {
-  		if ($$olddata{$thiskey} ne $data) {
+ 		    $data=$env{$_};
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified parameter for');
+ 		} elsif ($cmd eq 'datepointer') {
+ 		    $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified date for');
+ 		} elsif ($cmd eq 'dateinterval') {
+ 		    $data=&get_date_interval_from_form($thiskey);
+ 		    $typeof=$env{'form.typeof_'.$thiskey};
+ 		    $text = &mt('Saved modified date for');
+ 		}
+ 		if (defined($data) and $$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 />'.&mt('Stored modified parameter for').' '.
+ 			    $r->print('<br />'.$text.' '.
  				      &Apache::loncommon::plainname($tuname,$tudom));
  			} else {
- 			    $r->print('<h2><font color="red">'.
+ 			    $r->print('<div class="LC_error">'.
- 				      &mt('Error storing parameters').'</font></h2>');
+ 				      &mt('Error saving parameters').'</div>');
  			}
  			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
  		    } else {
- Line 2419  sub storedata {
+ Line 2368  sub storedata {
  			    &log_parmset({$tkey=>''},1,$tuname,$tudom);
  			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
  		    } else {
- 			$r->print('<h2><font color="red">'.
+ 			$r->print('<div class="LC_error">'.
- 				  &mt('Error deleting parameters').'</font></h2>');
+ 				  &mt('Error deleting parameters').'</div>');
  		    }
  		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
  		} else {
- 		    push (@deldata,$thiskey);
+ 		    push (@deldata,$thiskey,$thiskey.'.type');
- 		}
- 	    } elsif ($cmd eq 'datepointer') {
- 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
-                 my $typeof=$env{'form.typeof_'.$thiskey};
- 		if (defined($data) and $$olddata{$thiskey} ne $data) {
- 		    if ($tuname) {
- 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
- 								 $tkey.'.type' => $typeof},
- 						 $tudom,$tuname) eq 'ok') {
- 			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
- 			    $r->print('<br />'.&mt('Stored modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
- 			} else {
- 			    $r->print('<h2><font color="red">'.
- 				      &mt('Error storing parameters').'</font></h2>');
- 			}
- 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
- 		    } else {
- 			$newdata{$thiskey}=$data;
- 			$newdata{$thiskey.'.type'}=$typeof;
- 		    }
  		}
  	    }
  	}
- Line 2459  sub storedata {
+ Line 2388  sub storedata {
  	    &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') {
  			    &log_parmset(\%newdata,0);
- 	    $r->print('<h3>'.&mt('Stored [_1] parameter(s)',$putentries/2).'</h3>');
+ 	    $r->print('<h3>'.&mt('Saved [_1] parameter(s)',$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);
      }
- Line 2478  sub storedata {
+ Line 2407  sub storedata {
  sub extractuser {
      my $key=shift;
-     return ($key=~/^$env{'request.course.id'}.\[useropt\:(\w+)\:(\w+)\]\./);
+     return ($key=~/^$env{'request.course.id'}.\[useropt\:($match_username)\:($match_domain)\]\./);
+ }
+ sub 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 {
- Line 2492  sub listdata {
+ Line 2441  sub listdata {
      $tableopen=0;
      my $foundkeys=0;
      my %keyorder=&standardkeyorder();
      foreach my $thiskey (sort {
+ 	my ($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') {
- 	    my ($astudent,$arealm)=($a=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
+             if ($ares     ne $bres    ) {
- 	    my ($bstudent,$brealm)=($b=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)\.[^\.]+$/);
+ 		$result = ($ares     cmp $bres);
- 	    if (!defined($astudent)) {
+             } elsif ($astudent ne $bstudent) {
- 		($arealm)=($a=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+ 		$result = ($astudent cmp $bstudent);
- 	    }
+ 	    } elsif ($apart    ne $bpart   ) {
- 	    if (!defined($bstudent)) {
+ 		$result = ($apart    cmp $bpart);
- 		($brealm)=($b=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
- 	    }
- 	    $arealm=~s/\.type//;
- 	    my ($ares, $aparm) = ($arealm=~/^(.*)\.(.*)$/);
- 	    $aparm=$keyorder{'parameter_0_'.$aparm};
- 	    $brealm=~s/\.type//;
- 	    my ($bres, $bparm) = ($brealm=~/^(.*)\.(.*)$/);
- 	    $bparm=$keyorder{'parameter_0_'.$bparm};
- 	    if ($ares eq $bres) {
- 		if (defined($aparm) && defined($bparm)) {
- 		    ($aparm <=> $bparm);
- 		} elsif (defined($aparm)) {
- 		    -1;
- 		} elsif (defined($bparm)) {
-;
- 		} else {
- 		    ($arealm cmp $brealm) || ($astudent cmp $bstudent);
- 		}
- 	    } else {
- 		($arealm cmp $brealm) || ($astudent cmp $bstudent);
  	    }
  	} else {
- 	    $a cmp $b;
+ 	    if      ($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'}) {
- Line 2536  sub listdata {
+ Line 2493  sub listdata {
  	    my $section=&mt('All Students');
  	    if ($middle=~/^\[(.*)\]/) {
  		my $issection=$1;
- 		if ($issection=~/^useropt\:(\w+)\:(\w+)/) {
+ 		if ($issection=~/^useropt\:($match_username)\:($match_domain)/) {
  		    $section=&mt('User').": ".&Apache::loncommon::plainname($1,$2);
  		} else {
  		    $section=&mt('Group/Section').': '.$issection;
- Line 2545  sub listdata {
+ Line 2502  sub listdata {
  	    }
  	    $middle=~s/\.+$//;
  	    $middle=~s/^\.+//;
- 	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+ 	    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
  	    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
- 		$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+ 		$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><span class="LC_parm_folder">('.$1.')</span></span>';
  	    } elsif ($middle) {
  		my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
- 		$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+ 		$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
  	    }
  	    if ($sortorder eq 'realmstudent') {
  		if ($realm ne $oldrealm) {
- Line 2577  sub listdata {
+ Line 2534  sub listdata {
  	    }
  	    if ($part ne $oldpart) {
  		$r->print(&tableend().
- 			  "\n<font color='blue'>".&mt('Part').": $part</font>");
+ 			  "\n".'<span class="LC_parm_part">'.&mt('Part').": $part</span>");
  		$oldpart=$part;
  	    }
  #
- # Preset defaults?
- #
-             my ($hour,$min,$sec,$val)=('','','','');
- 	    unless ($$resourcedata{$thiskey}) {
- 		my ($parmname)=($thiskey=~/\.(\w+)$/);
- 		($hour,$min,$sec,$val)=&preset_defaults($parmname);
- 	    }
- #
  # Ready to print
  #
- 	    $r->print(&tablestart().'<tr><td><b>'.&standard_parameter_names($name).
+ 	    $r->print(&tablestart().
+ 		      &Apache::loncommon::start_data_table_row().
+ 		      '<td><b>'.&standard_parameter_names($name).
  		      '</b></td><td><input type="checkbox" name="del_'.
  		      $thiskey.'" /></td><td>');
  	    $foundkeys++;
- Line 2603  sub listdata {
+ Line 2553  sub listdata {
  			  &Apache::lonhtmlcommon::date_setter('parmform',
  							      $jskey,
  						      $$resourcedata{$thiskey},
- 							      '',1,'','',$hour,$min,$sec).
+ 							      '',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($$resourcedata{$thiskey})
  			  );
- 	    } elsif ($thistype eq 'string_yesno') {
+ 	    } elsif ($thistype eq 'date_interval') {
- 		my $showval;
+ 		$r->print(&date_interval_selector($thiskey,
- 		if (defined($$resourcedata{$thiskey})) {
+ 						  $$resourcedata{$thiskey}));
- 		    $showval=$$resourcedata{$thiskey};
+ 	    } elsif ($thistype =~ m/^string/) {
- 		} else {
+ 		$r->print(&string_selector($thistype,$thiskey,
- 		    $showval=$val;
+ 					   $$resourcedata{$thiskey}));
- 		}
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
- 			  '" value="yes"');
- 		if ($showval eq 'yes') {
- 		    $r->print(' checked="checked"');
- 		}
-                 $r->print(' />'.&mt('Yes').'</label> ');
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
- 			  '" value="no"');
- 		if ($showval eq 'no') {
- 		    $r->print(' checked="checked"');
- 		}
-                 $r->print(' />'.&mt('No').'</label>');
  	    } else {
- 		my $showval;
+ 		$r->print(&default_selector($thiskey,$$resourcedata{$thiskey}));
- 		if (defined($$resourcedata{$thiskey})) {
- 		    $showval=$$resourcedata{$thiskey};
- 		} else {
- 		    $showval=$val;
- 		}
- 		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
- 			  $showval.'">');
  	    }
  	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
- 		      $thistype.'">');
+ 		      $thistype.'" />');
- 	    $r->print('</td></tr>');
+ 	    $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(undef,'Overview');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
      $r->print(<<ENDOVER);
  $start_page
  $breadcrumbs
- Line 2685  ENDOVER
+ Line 2728  ENDOVER
      my @selected_sections =
  	&Apache::loncommon::get_env_multiple('form.Section');
      @selected_sections = ('all') if (! @selected_sections);
-     foreach (@selected_sections) {
+     foreach my $sec (@selected_sections) {
-         if ($_ eq 'all') {
+         if ($sec eq 'all') {
              @selected_sections = ('all');
          }
      }
- Line 2706  ENDOVER
+ Line 2749  ENDOVER
  				\%mapp, \%symbp,\%maptitles,\%uris,
  				\%keyorder,\%defkeytype);
+     if (grep {$_ eq 'all'} (@psprt)) {
+ 	@psprt = keys(%allparts);
+     }
  # Menu to select levels, etc
-     $r->print('<table border="1"><tr><td>');
+     $r->print('<table id="LC_parm_overview_scope">
+                <tr><td class="LC_parm_overview_level_menu">');
      &levelmenu($r,\%alllevs,$parmlev);
      if ($parmlev ne 'general') {
- 	$r->print('<td>');
+ 	$r->print('<td class="LC_parm_overview_map_menu">');
  	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
  	$r->print('</td>');
      }
      $r->print('</td></tr></table>');
-     $r->print('<table border="1"><tr><td>');
+     $r->print('<table id="LC_parm_overview_controls">
+                <tr><td class="LC_parm_overview_parm_selectors">');
      &parmmenu($r,\%allparms,\@pscat,\%keyorder);
-     $r->print('</td><td><table border="0" cellspacing="0" cellpadding="0">'.
+     $r->print('</td><td class="LC_parm_overview_restrictions">
-               '<tr><td>'.&mt('Parts').'</td><td></td><td>'.&mt('Section(s)').
+                 <table class="LC_parm_overview_restrictions">'.
-               '</td><td></td><td>'.&mt('Group(s)').'</td></tr><tr><td>');
+               '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
+               '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
      &partmenu($r,\%allparts,\@psprt);
-     $r->print('</td><td>&nbsp;</td><td>');
+     $r->print('</td><td>');
      &sectionmenu($r,\@selected_sections);
-     $r->print('</td><td>&nbsp;</td><td>');
+     $r->print('</td><td>');
      &groupmenu($r,\@selected_groups);
      $r->print('</td></tr></table>');
      $r->print('</td></tr></table>');
- Line 2759  ENDOVER
+ Line 2808  ENDOVER
  	&listdata($r,$resourcedata,$listdata,$sortorder);
      }
      $r->print(&tableend().
- 	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Store').'" /></p>':'').
+ 	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Save').'" /></p>':'').
  	      '</form>'.&Apache::loncommon::end_page());
  }
- Line 2804  sub overview {
+ Line 2853  sub overview {
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
      my $start_page=&Apache::loncommon::start_page('Modify Parameters');
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
      $r->print(<<ENDOVER);
  $start_page
  $breadcrumbs
- Line 2828  ENDOVER
+ Line 2877  ENDOVER
      my $foundkeys=&listdata($r,$resourcedata,$resourcedata,$sortorder);
      $r->print(&tableend().'<p>'.
- 	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form>'.
+ 	($foundkeys?'<input type="submit" value="'.&mt('Save').'" />':&mt('There are no parameters.')).'</p></form>'.
  	      &Apache::loncommon::end_page());
  }
- ##################################################
+ sub clean_parameters {
- ##################################################
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
- =pod
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
- =item check_cloners
+     my $start_page=&Apache::loncommon::start_page('Clean Parameters');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Clean');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ <form method="post" action="/adm/parmset?action=cleanparameters" name="parmform">
+ ENDOVER
+ # Store modified
- Checks if new users included in list of allowed cloners
+     &storedata($r,$crs,$dom);
- are valid users.  Replaces supplied list with
- cleaned list containing only users with valid usernames
- and domains.
- Inputs: $clonelist, $oldcloner
+ # Read modified data
- 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
+     my $resourcedata=&readdata($crs,$dom);
- cloners (username:domain) who do not exist in system.
- =item change_clone
+ # List data
- Modifies the list of courses a user can clone (stored
+     $r->print('<h3>'.
- in the user's environment.db file), called when a
+ 	      &mt('These parameters refer to resources that do not exist.').
- change is made to the list of users allowed to clone
+ 	      '</h3>'.
- a course.
+ 	      '<input type="submit" value="'.&mt('Delete Selected').'" />'.'<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 Selected').'" />'.
+ 	      '</p></form>'.
+ 	      &Apache::loncommon::end_page());
+ }
- Inputs: $action,$cloner
+ sub date_shift_one {
- where $action is add or drop, and $cloner is identity of
+     my ($r) = @_;
- user for whom cloning ability is to be changed in course.
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
- =cut
+     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'} = $name;
+     return %data;
+ }
  sub extract_cloners {
      my ($clonelist,$allowclone) = @_;
      if ($clonelist =~ /,/) {
-         @{$allowclone} = split/,/,$clonelist;
+         @{$allowclone} = split(/,/,$clonelist);
      } else {
          $$allowclone[0] = $clonelist;
      }
  }
  sub check_cloners {
      my ($clonelist,$oldcloner) = @_;
-     my ($clean_clonelist,$disallowed);
+     my ($clean_clonelist,%disallowed);
      my @allowclone = ();
      &extract_cloners($$clonelist,\@allowclone);
      foreach my $currclone (@allowclone) {
-         if (!grep/^$currclone$/,@$oldcloner) {
+         if (!grep(/^\Q$currclone\E$/,@$oldcloner)) {
-             my ($uname,$udom) = split/:/,$currclone;
+             if ($currclone eq '*') {
-             if ($uname && $udom) {
+                 $clean_clonelist .= $currclone.',';
-                 if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+             } else {
-                     $disallowed .= $currclone.',';
+                 my ($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 {
-                     $clean_clonelist .= $currclone.',';
+                     if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                         $disallowed{'newuser'} .= $currclone.',';
+                     } else {
+                         $clean_clonelist .= $currclone.',';
+                     }
                  }
              }
          } else {
              $clean_clonelist .= $currclone.',';
          }
      }
-     if ($disallowed) {
+     foreach my $key (keys(%disallowed)) {
-         $disallowed =~ s/,$//;
+         $disallowed{$key} =~ s/,$//;
      }
      if ($clean_clonelist) {
          $clean_clonelist =~ s/,$//;
      }
      $$clonelist = $clean_clonelist;
-     return $disallowed;
+     return %disallowed;
  }
  sub change_clone {
      my ($clonelist,$oldcloner) = @_;
- Line 2918  sub change_clone {
+ Line 3113  sub change_clone {
          my @allowclone;
          &extract_cloners($clonelist,\@allowclone);
          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 2964  sub change_clone {
+ Line 3163  sub change_clone {
  }
- ##################################################
- ##################################################
- =pod
- =item * header
- Output html header for page
- =cut
- ##################################################
- ##################################################
  sub header {
      return &Apache::loncommon::start_page('Parameter Manager');
  }
- ##################################################
- ##################################################
  sub print_main_menu {
      my ($r,$parm_permission)=@_;
      #
- Line 2993  ENDMAINFORMHEAD
+ Line 3178  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',
+ 	  },
- 	    action => 'crsenv',
+           { text => 'Edit course configuration',
+ 	    url => '/adm/courseprefs?origin=params',
              permission => $parm_permission,
+             help => 'Course_Environment',
              },
            { text => 'Set Portfolio Metadata',
  	    action => 'setrestrictmeta',
- Line 3008  ENDMAINFORMHEAD
+ Line 3196  ENDMAINFORMHEAD
  	    url => '/adm/slotrequest?command=showslots',
  	    permission => $vgr,
              },
- 	  { divider => 1,
+ 	  { 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 Resource Parameters - Overview Mode',
+  	  { text => 'Set/Modify Resource Parameters - Overview Mode',
-             action => 'setoverview',
-             permission => $parm_permission,
-             },
- 	  { text => 'Set Resource Parameters - Overview Mode',
              action => 'newoverview',
              permission => $parm_permission,
+             help => 'Parameter_Overview',
              },
            { text => 'Set/Modify Resource Parameters - Table Mode',
              action => 'settable',
              permission => $parm_permission,
-             help => 'Cascading_Parameters',
+             help => 'Table_Mode',
              },
-           { text => 'Set Parameter Setting Default Actions',
+            { divider => 'Existing Parameter Settings for Your Resources',
-             action => 'setdefaults',
+ 	  },
+ 	  { 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,
- Line 3039  ENDMAINFORMHEAD
+ Line 3237  ENDMAINFORMHEAD
      my $menu_html = '';
      foreach my $menu_item (@menu) {
  	if ($menu_item->{'divider'}) {
- 	    $menu_html .= '<hr />';
+ 	    $menu_html .= '<h3>'.&mt($menu_item->{'divider'}).'</h3>';
  	    next;
  	}
          next if (! $menu_item->{'permission'});
          $menu_html.='<p>';
-         $menu_html.='<font size="+1">';
+         $menu_html.='<span class="LC_parm_menu_item">';
          if (exists($menu_item->{'url'})) {
              $menu_html.=qq{<a href="$menu_item->{'url'}">};
          } else {
              $menu_html.=
                  qq{<a href="/adm/parmset?action=$menu_item->{'action'}">};
          }
-         $menu_html.= &mt($menu_item->{'text'}).'</a></font>';
+         $menu_html.= &mt($menu_item->{'text'}).'</a></span>';
          if (exists($menu_item->{'help'})) {
              $menu_html.=
                  &Apache::loncommon::help_open_topic($menu_item->{'help'});
- Line 3063  ENDMAINFORMHEAD
+ Line 3261  ENDMAINFORMHEAD
  }
  ### Set portfolio metadata
  sub output_row {
-     my ($r, $field_name, $field_text) = @_;
+     my ($r, $field_name, $field_text, $added_flag) = @_;
      my $output;
      my $options=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'};
      my $values=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.values'};
-     unless (defined($options)) {
+     if (!defined($options)) {
          $options = 'active,stuadd';
          $values = '';
      }
-     $output.='<strong>'.$field_text.':</strong>';
+     if (!($options =~ /deleted/)) {
-     $output.='<input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /><br />';
+         my @options= ( ['active', 'Show to student'],
+                     ['stuadd', 'Provide text area for students to type metadata'],
-     my @options= ( ['active', 'Show to student'],
+                     ['choices','Provide choices for students to select from']);
- 		   ['onlyone','Student may select only one choice'],
+ #		   ['onlyone','Student may select only one choice']);
- 		   ['stuadd', 'Student may type choices']);
+         if ($added_flag) {
-     foreach my $opt (@options) {
+             push @options,['deleted', 'Delete Metadata Field'];
- 	my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
+         }
- 	$output.=('&nbsp;'x5).'<label><input type="checkbox" name="'.
+        $output = &Apache::loncommon::start_data_table_row();
- 	    $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
+         $output .= '<td><span class="LC_metadata"><strong>'.$field_text.':</strong></span></td>';
- 	    &mt($opt->[1]).'</label> <br />';
+         $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="checked"';
+         } else {
+             $multiple_checked = ' 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.' />'.
+ 	            &mt('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.' />'.
+ 	            &mt('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(undef,
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Restrict Metadata'));
- 						    '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'}.'.'};
- Line 3111  sub setrestrictmeta {
+ Line 3472  sub setrestrictmeta {
              	    if ($env{'form.'.$meta_field.'_stuadd'}) {
              	        $options.='stuadd,';
              	    }
-             	    if ($env{'form.'.$meta_field.'_onlyone'}) {
+             	    if ($env{'form.'.$meta_field.'_choices'}) {
+             	        $options.='choices,';
+             	    }
+             	    if ($env{'form.'.$meta_field.'_onlyone'} eq 'single') {
              	        $options.='onlyone,';
              	    }
              	    if ($env{'form.'.$meta_field.'_active'}) {
              	        $options.='active,';
              	    }
+             	    if ($env{'form.'.$meta_field.'_deleted'}) {
+             	        $options.='deleted,';
+             	    }
                      my $name = $save_field;
                       $put_result = &Apache::lonnet::put('environment',
                                                    {'metadata.'.$meta_field.'.options'=>$options,
- Line 3126  sub setrestrictmeta {
+ Line 3493  sub setrestrictmeta {
              }
          }
      }
-     &Apache::lonnet::coursedescription($env{'request.course.id'});
+     &Apache::lonnet::coursedescription($env{'request.course.id'},
+ 				       {'freshen_cache' => 1});
+     # Get the default metadata fields
      my %metadata_fields = &Apache::lonmeta::fieldnames('portfolio');
+     # Now get possible added metadata fields
+     my $added_metadata_fields = &get_added_meta_fieldnames($env{'request.course.id'});
+     my $row_alt = 1;
+     $output .= &Apache::loncommon::start_data_table();
      foreach my $field (sort(keys(%metadata_fields))) {
-         &Apache::lonnet::logthis ($field);
          if ($field ne 'courserestricted') {
+             $row_alt = $row_alt ? 0 : 1;
  	    $output.= &output_row($r, $field, $metadata_fields{$field});
  	}
      }
+     my $buttons = (<<ENDButtons);
+         <input type="submit" name="restrictmeta" value="Save" />
+         </form><br />
+         <form method="post" action="/adm/parmset?action=addmetadata" name="form1">
+         <input type="submit" name="restrictmeta" value="Add a Metadata Field" />
+         </form>
+         <br />
+         <form method="post" action="/adm/parmset?action=ordermetadata" name="form2">
+         <input type="submit" name="restrictmeta" value="Order Metadata Fields" />
+ ENDButtons
+     my $added_flag = 1;
+     foreach my $field (sort(keys(%$added_metadata_fields))) {
+         $row_alt = $row_alt ? 0 : 1;
+         $output.= &output_row($r, $field, $$added_metadata_fields{$field},$added_flag, $row_alt);
+     }
+     $output .= &Apache::loncommon::end_data_table();
      $r->print(<<ENDenv);
          <form method="post" action="/adm/parmset?action=setrestrictmeta" name="form">
-         <p>
          $output
-         <input type="submit" name="restrictmeta" value="Update Metadata Restrictions">
+         $buttons
          </form>
  ENDenv
      $r->print(&Apache::loncommon::end_page());
      return 'ok';
  }
  ##################################################
+ sub get_added_meta_fieldnames {
+     my ($cid) = @_;
+     my %fields;
+     foreach my $key(%env) {
+         if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+             my $field_name = $1;
+             my ($display_field_name) = $env{$key};
+             $fields{$field_name} = $display_field_name;
+         }
+     }
+     return \%fields;
+ }
+ sub get_deleted_meta_fieldnames {
+     my ($cid) = @_;
+     my %fields;
+     foreach my $key(%env) {
+         if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+             my $field_name = $1;
+             if ($env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'} =~ m/deleted/) {
+                 my ($display_field_name) = $env{$key};
+                 $fields{$field_name} = $display_field_name;
+             }
+         }
+     }
+     return \%fields;
+ }
  sub defaultsetter {
      my ($r) = @_;
      my $start_page =
  	&Apache::loncommon::start_page('Parameter Setting Default Actions');
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Defaults');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Defaults');
      $r->print(<<ENDDEFHEAD);
  $start_page
  $breadcrumbs
- Line 3240  ENDDEFHEAD
+ Line 3653  ENDDEFHEAD
      }
  $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
  	  &mt('Automatic setting rules apply to table mode interfaces only.'));
-     $r->print("\n<table border='1'><tr><th>".&mt('Rule for parameter').'</th><th>'.
+     $r->print("\n".&Apache::loncommon::start_data_table().
- 	      &mt('Action').'</th><th>'.&mt('Value').'</th></tr>');
+ 	      &Apache::loncommon::start_data_table_header_row().
+ 	      "<th>".&mt('Rule for parameter').'</th><th>'.
+ 	      &mt('Action').'</th><th>'.&mt('Value').'</th>'.
+ 	      &Apache::loncommon::end_data_table_header_row());
      foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
  	unless ($tempkey) { next; }
- 	$r->print("\n<tr><td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
+ 	$r->print("\n".&Apache::loncommon::start_data_table_row().
+ 		  "<td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
  	my $action=&rulescache($tempkey.'_action');
  	$r->print('<select name="'.$tempkey.'_action">');
  	if (&isdateparm($defkeytype{$tempkey})) {
- Line 3283  ENDINPUTDATE
+ Line 3700  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 'yes') { $yeschecked=' checked="checked"'; }
-             if (&rulescache($tempkey.'_value') eq 'no') { $nochecked='checked="checked"'; }
+             if (&rulescache($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="yes"$yeschecked /> $lt{'yes'}</label><br />
- <label><input type="radio" name="$tempkey\_value" value="no" $nochecked /> $lt{'no'}</label>
+ <label><input type="radio" name="$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></tr>');
+         $r->print('</td>'.&Apache::loncommon::end_data_table_row());
      }
-     $r->print("</table>\n<input type='submit' name='storerules' value='".
+     $r->print(&Apache::loncommon::end_data_table().
- 	      &mt('Store Rules')."' /></form>\n".
+ 	      "\n".'<input type="submit" name="storerules" value="'.
+ 	      &mt('Save').'" /></form>'."\n".
  	      &Apache::loncommon::end_page());
      return;
  }
  sub components {
-     my ($key,$uname,$udom,$exeuser,$exedomain)=@_;
+     my ($key,$uname,$udom,$exeuser,$exedomain,$typeflag)=@_;
-     my $typeflag=0;
-     if ($key=~/\.type$/) {
+     if ($typeflag) {
  	$key=~s/\.type$//;
-         $typeflag=1;
      }
+     my ($middle,$part,$name)=
+ 	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
      my $issection;
-     my ($middle,$part,$name)=($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
      my $section=&mt('All Students');
      if ($middle=~/^\[(.*)\]/) {
  	$issection=$1;
- Line 3322  sub components {
+ Line 3742  sub components {
  	$section=&mt('User').": ".&Apache::loncommon::plainname($uname,$udom);
  	$issection='';
      }
-     my $realm='<font color="red">'.&mt('All Resources').'</font>';
+     my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
+     my $realmdescription=&mt('all resources');
      if ($middle=~/^(.+)\_\_\_\(all\)$/) {
- 	$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+ 	$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <span class="LC_parm_folder"><br />('.$1.')</span></span>';
-     } elsif ($middle) {
+  	$realmdescription=&mt('folder').' '.&Apache::lonnet::gettitle($1);
+    } elsif ($middle) {
  	my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
- 	$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+ 	$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
+ 	$realmdescription=&mt('resource').' '.&Apache::lonnet::gettitle($middle);
      }
      my $what=$part.'.'.$name;
-     return ($realm,$section,$name,$part,$typeflag,
+     return ($realm,$section,$name,$part,
- 	    $what,$middle,$uname,$udom,$issection);
+ 	    $what,$middle,$uname,$udom,$issection,$realmdescription);
+ }
+ my %standard_parms;
+ sub load_parameter_names {
+     open(my $config,"<$Apache::lonnet::perlvar{'lonTabDir'}/packages.tab");
+     while (my $configline=<$config>) {
+ 	if ($configline !~ /\S/ || $configline=~/^\#/) { next; }
+ 	chomp($configline);
+ 	my ($short,$plain)=split(/:/,$configline);
+ 	my (undef,$name,$type)=split(/\&/,$short,3);
+ 	if ($type eq 'display') {
+ 	    $standard_parms{$name} = $plain;
+ 	}
+     }
+     close($config);
+     $standard_parms{'int_pos'}      = 'Positive Integer';
+     $standard_parms{'int_zero_pos'} = 'Positive Integer or Zero';
+     %standard_parms=&Apache::lonlocal::texthash(%standard_parms);
  }
  sub standard_parameter_names {
      my ($name)=@_;
-     my %standard_parms=&Apache::lonlocal::texthash('duedate' => 'Due Date',
+     if (!%standard_parms) {
- 						   'answerdate' => 'Answer Date',
+ 	&load_parameter_names();
- 						   'opendate' => 'Open Date',
+     }
- 						   'maxtries' => 'Max. Number of Tries',
- 						   'weight' => 'Weight',
- 						   'date_start' => 'Starting Date',
- 						   'date_end' => 'Ending Date',
- 						   'int_pos' => 'Positive Integer',
- 						   'int_zero_pos' => 'Positive Integer or Zero',
- 						   'hinttries' => 'Number of Tries till Hints appear');
      if ($standard_parms{$name}) {
  	return $standard_parms{$name};
      } else {
- Line 3353  sub standard_parameter_names {
+ Line 3787  sub standard_parameter_names {
      }
  }
+ #
+ # Parameter Change Log
+ #
  sub parm_change_log {
      my ($r)=@_;
-     &startpage($r);
+     $r->print(&Apache::loncommon::start_page('Parameter Change Log'));
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Change Log'));
      my %parmlog=&Apache::lonnet::dump('nohist_parameterlog',
  				      $env{'course.'.$env{'request.course.id'}.'.domain'},
  				      $env{'course.'.$env{'request.course.id'}.'.num'});
-     my %exetime=();
-     foreach my $key (keys(%parmlog)) {
+     if ((keys(%parmlog))[0]=~/^error\:/) { undef(%parmlog); }
- 	if ($key=~/^(.+)\_exe\_time$/) {
- 	    $exetime{$1}=$parmlog{$key};
+     $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('<table border="2">');
+     $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
-     my $bgcolor='#EEEEEE';
+ 	      '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Extent').'</th><th>'.&mt('Users').'</th><th>'.
-     foreach my $id (sort { $exetime{$b}<=>$exetime{$a} } (keys(%exetime))) {
+ 	      &mt('Parameter').'</th><th>'.&mt('Part').'</th><th>'.&mt('New Value').'</th><th>'.&mt('Announce').'</th>'.
- 	if ($bgcolor eq '#EEEEEE') { $bgcolor='#FFFFCC'; } else { $bgcolor='#EEEEEE'; }
+ 	      &Apache::loncommon::end_data_table_header_row());
-         my @changes=keys(%{$parmlog{$id.'_logentry'}});
+     my $shown=0;
- 	my $count=$#changes+1;
+     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{$id.'_exe_time'});
+ 	    &Apache::lonlocal::locallocaltime($parmlog{$id}{'exe_time'});
  	my $plainname =
- 	    &Apache::loncommon::plainname($parmlog{$id.'_exe_uname'},
+ 	    &Apache::loncommon::plainname($parmlog{$id}{'exe_uname'},
- 					  $parmlog{$id.'_exe_udom'});
+ 					  $parmlog{$id}{'exe_udom'});
  	my $about_me_link =
  	    &Apache::loncommon::aboutmewrapper($plainname,
- 					       $parmlog{$id.'_exe_uname'},
+ 					       $parmlog{$id}{'exe_uname'},
- 					       $parmlog{$id.'_exe_udom'});
+ 					       $parmlog{$id}{'exe_udom'});
  	my $send_msg_link='';
- 	if ((($parmlog{$id.'_exe_uname'} ne $env{'user.name'})
+ 	if ((($parmlog{$id}{'exe_uname'} ne $env{'user.name'})
- 	     || ($parmlog{$id.'_exe_udom'} ne $env{'user.domain'}))) {
+ 	     || ($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_uname'},
- 						   $parmlog{$id.'_exe_udom'});
+ 						   $parmlog{$id}{'exe_udom'});
  	}
- 	$r->print('<tr bgcolor="'.$bgcolor.'"><td rowspan="'.$count.'">'.$time.'</td>
+ 	my $row_start=&Apache::loncommon::start_data_table_row();
-                        <td rowspan="'.$count.'">'.$about_me_link.
- 		  '<br /><tt>'.$parmlog{$id.'_exe_uname'}.
- 			          ':'.$parmlog{$id.'_exe_udom'}.'</tt>'.
- 		  $send_msg_link.'</td>');
  	my $makenewrow=0;
  	my %istype=();
+ 	my $output;
  	foreach my $changed (reverse(sort(@changes))) {
-             my $value=$parmlog{$id.'_logentry'}->{$changed};
+             my $value=$parmlog{$id}{'logentry'}{$changed};
-             my ($realm,$section,$parmname,$part,$typeflag,$what,$middle,$uname,$udom,$issection)=
+ 	    my $typeflag = ($changed =~/\.type$/ &&
- 		&components($changed,$parmlog{$id.'_uname'},$parmlog{$id.'_udom'});
+ 			    !exists($parmlog{$id}{'logentry'}{$changed.'.type'}));
- 	    if ($typeflag) { $istype{$parmname}=$value; }
+             my ($realm,$section,$parmname,$part,$what,$middle,$uname,$udom,$issection,$realmdescription)=
- 	    if ($makenewrow) { $r->print('<tr bgcolor="'.$bgcolor.'">'); } else { $makenewrow=1; }
+ 		&components($changed,$parmlog{$id}{'uname'},$parmlog{$id}{'udom'},undef,undef,$typeflag);
- 	    $r->print('<td>'.$realm.'</td><td>'.$section.'</td><td>'.
+ 	    if ($env{'form.displayfilter'} eq 'currentfolder') {
+ 		if ($folder) {
+ 		    if ($middle!~/^\Q$folder\E/) { next; }
+ 		}
+ 	    }
+ 	    if ($typeflag) {
+ 		$istype{$parmname}=$value;
+ 		if (!$env{'form.includetypes'}) { next; }
+ 	    }
+ 	    $count++;
+ 	    if ($makenewrow) {
+ 		$output .= $row_start;
+ 	    } else {
+ 		$makenewrow=1;
+ 	    }
+ 	    $output .='<td>'.$realm.'</td><td>'.$section.'</td><td>'.
  		      &standard_parameter_names($parmname).'</td><td>'.
- 		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>');
+ 		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>';
  	    my $stillactive=0;
- 	    if ($parmlog{$id.'_deleteflag'}) {
+ 	    if ($parmlog{$id}{'delflag'}) {
- 		$r->print(&mt('Deleted'));
+ 		$output .= &mt('Deleted');
  	    } else {
  		if ($typeflag) {
- 		    $r->print(&mt('Type: [_1]',&standard_parameter_names($value)));
+ 		    $output .= &mt('Type: [_1]',&standard_parameter_names($value));
  		} else {
  		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
  						      $uname,$udom,$issection,$issection,$courseopt);
  		    if (&isdateparm($istype{$parmname})) {
- 			$r->print(&Apache::lonlocal::locallocaltime($value));
+ 			$output .= &Apache::lonlocal::locallocaltime($value);
  		    } else {
- 			$r->print($value);
+ 			$output .= $value;
  		    }
  		    if ($value ne $all[$level]) {
- 			$r->print('<br /><font color="red">'.&mt('Not active anymore').'</font>');
+ 			$output .= '<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>';
  		    } else {
  			$stillactive=1;
  		    }
  		}
  	    }
- 	    $r->print('</td>');
+ 	    $output .= '</td><td>';
  	    if ($stillactive) {
+ 		my $title=&mt('Changed [_1]',&standard_parameter_names($parmname));
+                 my $description=&mt('Changed [_1] for [_2] to [_3]',&standard_parameter_names($parmname),$realmdescription,
+ 				    (&isdateparm($istype{$parmname})?&Apache::lonlocal::locallocaltime($value):$value));
  		if (($uname) && ($udom)) {
- 		    $r->print('<td>Notify Link</td>');
+ 		    $output .=
+ 			&Apache::loncommon::messagewrapper('Notify User',
+ 							   $uname,$udom,$title,
+ 							   $description);
  		} else {
- 		    $r->print('<td>Blog Link</td>');
+ 		    $output .=
+ 			&Apache::lonrss::course_blog_link($id,$title,
+ 							  $description);
  		}
- 	    } else {
- 		$r->print('<td>&nbsp;</td>');
  	    }
- 	    $r->print('</tr>');
+ 	    $output .= '</td>'.&Apache::loncommon::end_data_table_row();
+ 	}
+         if ($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('</table>');
+     $r->print(&Apache::loncommon::end_data_table());
      $r->print(&Apache::loncommon::end_page());
  }
- ##################################################
+ sub update_slots {
- ##################################################
+     my ($slot_name,$cdom,$cnum,$symb,$uname,$udom) = @_;
+     my %slot=&Apache::lonnet::get_slot($slot_name);
- =pod
+     if (!keys(%slot)) {
+         return 'error: slot does not exist';
- =item * handler
+     }
+     my $max=$slot{'maxspace'};
+     if (!defined($max)) { $max=99999; }
+     my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
+                                        "^$slot_name\0");
+     my ($tmp)=%consumed;
+     if ($tmp=~/^error: 2 / ) {
+         return 'error: unable to determine current slot status';
+     }
+     my $last=0;
+     foreach my $key (keys(%consumed)) {
+         my $num=(split('\0',$key))[1];
+         if ($num > $last) { $last=$num; }
+         if ($consumed{$key}->{'name'} eq $uname.':'.$udom) {
+             return 'ok';
+         }
+     }
- Main handler.  Calls &assessparms and &crsenv subroutines.
+     if (scalar(keys(%consumed)) >= $max) {
+         return 'error: no space left in slot';
+     }
+     my $wanted=$last+1;
- =cut
+     my %reservation=('name'      => $uname.':'.$udom,
- ##################################################
+                      'timestamp' => time,
- ##################################################
+                      'symb'      => $symb);
- #    use Data::Dumper;
+     my $success=&Apache::lonnet::newput('slot_reservations',
+                                         {"$slot_name\0$wanted" =>
+                                              \%reservation},
+                                         $cdom, $cnum);
+     if ($success eq 'ok') {
+         my %storehash = (
+                           symb    => $symb,
+                           slot    => $slot_name,
+                           action  => 'reserve',
+                           context => 'parameter',
+                         );
+         &Apache::lonnet::instructor_log('slotreservationslog',\%storehash,
+                                         '',$uname,$udom,$cnum,$cdom);
+         &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
+                                         '',$uname,$udom,$uname,$udom);
+     }
+     return $success;
+ }
+ sub delete_slots {
+     my ($slot_name,$cdom,$cnum,$uname,$udom,$symb) = @_;
+     my $delresult;
+     my %consumed = &Apache::lonnet::dump('slot_reservations',$cdom,
+                                          $cnum, "^$slot_name\0");
+     if (&Apache::lonnet::error(%consumed)) {
+         return 'error: unable to determine current slot status';
+     }
+     my ($tmp)=%consumed;
+     if ($tmp=~/^error: 2 /) {
+         return 'error: unable to determine current slot status';
+     }
+     foreach my $key (keys(%consumed)) {
+         if ($consumed{$key}->{'name'} eq $uname.':'.$udom) {
+             my $num=(split('\0',$key))[1];
+             my $entry = $slot_name.'\0'.$num;
+             $delresult = &Apache::lonnet::del('slot_reservations',[$entry],
+                                               $cdom,$cnum);
+             if ($delresult eq 'ok') {
+                 my %storehash = (
+                                   symb    => $symb,
+                                   slot    => $slot_name,
+                                   action  => 'release',
+                                   context => 'parameter',
+                                 );
+                 &Apache::lonnet::instructor_log('slotreservationslog',\%storehash,
+,$uname,$udom,$cnum,$cdom);
+                 &Apache::lonnet::instructor_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
+,$uname,$udom,$uname,$udom);
+             }
+         }
+     }
+     return $delresult;
+ }
+ sub check_for_course_info {
+     my $navmap = Apache::lonnavmaps::navmap->new();
+     return 1 if ($navmap);
+     return 0;
+ }
  sub handler {
      my $r=shift;
+     &reset_caches();
      if ($r->header_only) {
  	&Apache::loncommon::content_type($r,'text/html');
  	$r->send_http_header;
- Line 3472  sub handler {
+ Line 4058  sub handler {
                                               'pres_marker',
                                               'pres_value',
                                               'pres_type',
-                                              'udom','uname','symb','serial']);
+                                              'udom','uname','symb','serial','timebase']);
      &Apache::lonhtmlcommon::clear_breadcrumbs();
      &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/parmset",
  					    text=>"Parameter Manager",
  					    faq=>10,
- 					    bug=>'Instructor Interface'});
+ 					    bug=>'Instructor Interface',
+                                             help => 'Parameter_Manager'});
  # ----------------------------------------------------- Needs to be in a course
      my $parm_permission =
  	(&Apache::lonnet::allowed('opa',$env{'request.course.id'}) ||
  	 &Apache::lonnet::allowed('opa',$env{'request.course.id'}.'/'.
  				  $env{'request.course.sec'}));
-     if ($env{'request.course.id'} &&  $parm_permission) {
+     my $exists = &check_for_course_info();
+     if ($env{'request.course.id'} &&  $parm_permission && $exists) {
          # Start Page
          &Apache::loncommon::content_type($r,'text/html');
          $r->send_http_header;
-         # id numbers can change on re-ordering of folders
-         &resetsymbcache();
          #
          # Main switch on form.action and form.state, as appropriate
          #
- Line 3504  sub handler {
+ Line 4089  sub handler {
          #  the table mode
          if ((($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' && $parm_permission) {
-             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
- 						    text=>"Course Environment"});
-             &crsenv($r);
          } elsif ($env{'form.action'} eq 'setoverview' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
  						    text=>"Overview Mode"});
  	    &overview($r);
+ 	} elsif ($env{'form.action'} eq 'addmetadata' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+ 						    text=>"Add Metadata Field"});
+ 	    &addmetafield($r);
+ 	} elsif ($env{'form.action'} eq 'ordermetadata' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+ 						    text=>"Add Metadata Field"});
+ 	    &order_meta_fields($r);
          } elsif ($env{'form.action'} eq 'setrestrictmeta' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
  						    text=>"Restrict Metadata"});
- Line 3540  sub handler {
+ Line 4130  sub handler {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
  						    text=>"Parameter Change Log"});
  	    &parm_change_log($r);
- 	}
+         } elsif ($env{'form.action'} eq 'cleanparameters' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
+ 						    text=>"Clean Parameters"});
+ 	    &clean_parameters($r);
+         } 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;
  }
 ;
  __END__
- =pod
- =back
- =cut

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

Removed from v.1.293
changed lines
	Added in v.1.413.4.2