loncom/interface/lonparmset.pm - diff

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Diff for /loncom/interface/lonparmset.pm between versions 1.368 and 1.413.4.3

-version 1.368, 2007/06/19 20:14:31
+version 1.413.4.3, 2010/01/25 21:58:31
  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 67  use Apache::longroup;
+ Line 335  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,$csec,
- Line 119  sub parmval {
+ Line 343  sub parmval {
  sub parmval_by_symb {
      my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
- # load caches
-     &cacheparmhash();
      my $useropt;
      if ($uname ne '' && $udom ne '') {
- Line 167  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 228  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;
- 	&& !defined($rules{$id})) {
+     sub resetrulescache {
- 	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ 	undef($rulesid);
- 	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 	undef(%rules);
- 	%rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
+     }
- 	$rulesid=$env{'request.course.id'};
+     sub rulescache {
+ 	my $id=shift;
+ 	if ($rulesid ne $env{'request.course.id'}
+ 	    && !defined($rules{$id})) {
+ 	    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ 	    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 	    %rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
+ 	    $rulesid=$env{'request.course.id'};
+ 	}
+ 	return $rules{$id};
      }
-     return $rules{$id};
  }
  sub preset_defaults {
      my $type=shift;
      if (&rulescache($type.'_action') eq 'default') {
- Line 296  sub preset_defaults {
+ Line 551  sub preset_defaults {
      }
  }
- ##################################################
  sub date_sanity_info {
     my $checkdate=shift;
- Line 305  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 334  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 500  sub storeparm_by_symb_inner {
+ Line 759  sub storeparm_by_symb_inner {
      return '';
  }
- ##################################################
- ##################################################
- =pod
- =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
- =cut
- ##################################################
- ##################################################
  sub valout {
      my ($value,$type,$editable)=@_;
      my $result = '';
- Line 532  sub valout {
+ Line 772  sub valout {
      } 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 = &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 594  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,1).'</a></td></tr></table>';
+ 	    $valout.'</a></td></tr></table>';
  }
  sub page_js {
- Line 667  sub startpage {
+ Line 908  sub startpage {
  $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 702  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;
- Line 711  sub print_row {
+ Line 952  sub print_row {
      if ($automatic) {
  	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
      }
-     $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
+     $r->print('<td>'.$parm.'</td>');
      my $thismarker=$which;
      $thismarker=~s/^parameter\_//;
- Line 788  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 832  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 844  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 873  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 944  sub extractResourceInformation {
+ Line 1157  sub extractResourceInformation {
  # allparms is a hash of parameter names
  #
  	    my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
- 	    if (!exists($$allparms{$name})) {
+ 	    if (!exists($$allparms{$name}) || $$allparms{$name} =~ m/^\s*$/ ) {
- 		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
+                 my ($display,$parmdis);
- 		my $parmdis = $display;
+                 $display = &standard_parameter_names($name);
- 		$parmdis =~ s/\[Part.*$//g;
+                 if ($display eq '') {
+                     $display= &Apache::lonnet::metadata($srcf,$key.'.display');
+                     $parmdis = $display;
+                     $parmdis =~ s/\s*\[Part.*$//g;
+                 } else {
+                     $parmdis = &mt($display);
+                 }
  		$$allparms{$name}=$parmdis;
  		if (ref($defkeytype)) {
  		    $$defkeytype{$name}=
- Line 959  sub extractResourceInformation {
+ Line 1178  sub extractResourceInformation {
  # allparts is a hash of all parts
  #
  	    my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
- 	    $$allparts{$part} = "Part: $part";
+ 	    $$allparts{$part} = &mt('Part: [_1]',$part);
  #
  # Remember all keys going with this resource
  #
- Line 984  sub extractResourceInformation {
+ Line 1203  sub extractResourceInformation {
  	    $$mapp{$mapid}=$$mapp{$id};
  	    $$allmaps{$mapid}=$$mapp{$id};
  	    if ($mapid eq '1') {
- 		$$maptitles{$mapid}='Main Course Documents';
+ 		$$maptitles{$mapid}=&mt('Main Course Documents');
  	    } else {
  		$$maptitles{$mapid}=
  		    &Apache::lonnet::gettitle($$mapp{$id});
- Line 1073  sub parmmenu {
+ Line 1292  sub parmmenu {
  </script>
  ENDSCRIPT
      $r->print();
-     $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
+     $r->print("\n".'<table id="LC_parm_overview_parm_menu"><tr>');
      my $cnt=0;
      foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
- 	$r->print("\n<td><label><input type='checkbox' name='pscat' ");
+ 	$r->print("\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></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 id=\"LC_parm_overview_parm_menu_selectors\"><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 1119  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 1132  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 $sections='';
      my %sectionhash = &Apache::loncommon::get_sections();
      my $groups;
      my %grouphash = &Apache::longroup::coursegroups();
+     my $g_s_header='';
+     my $g_s_footer='';
      if (%sectionhash) {
-         $sections=$lt{'se'}.': <select name="csec"';
+         $sections=&mt('Section:').' <select name="csec"';
          if (%grouphash && $parmlev ne 'full') {
              $sections .= qq| onchange="group_or_section('csec')" |;
          }
- Line 1158  sub usermenu {
+ Line 1401  sub usermenu {
          }
          $sections.='</select>';
      }
      if (%sectionhash && %grouphash && $parmlev ne 'full') {
-         $sections .= '&nbsp;or&nbsp;';
+         $sections .= '&nbsp;'.&mt('or').'&nbsp;';
          $sections .= qq|
  <script type="text/javascript">
  function group_or_section(caller) {
- Line 1186  function group_or_section(caller) {
+ Line 1430  function group_or_section(caller) {
      }
      if (%grouphash) {
-         $groups=$lt{'gr'}.': <select name="cgroup"';
+         $groups=&mt('Group:').' <select name="cgroup"';
          if (%sectionhash && $env{'form.action'} eq 'settable') {
              $groups .= qq| onchange="group_or_section('cgroup')" |;
          }
- Line 1208  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 1228  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 1240  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/?' ['.$$allmaps{$_}.']':'').'</option>');
      }
      $r->print("</select>");
- Line 1254  sub levelmenu {
+ Line 1504  sub levelmenu {
      foreach (reverse sort keys %{$alllevs}) {
  	$r->print('<option value="'.$$alllevs{$_}.'"');
  	if ($parmlev eq $$alllevs{$_}) {
- 	    $r->print(' selected');
+ 	    $r->print(' selected="selected"');
  	}
- 	$r->print('>'.$_.'</option>');
+ 	$r->print('>'.&mt($_).'</option>');
      }
      $r->print("</select>");
  }
- Line 1267  sub sectionmenu {
+ Line 1517  sub sectionmenu {
      my %sectionhash = &Apache::loncommon::get_sections();
      return if (!%sectionhash);
-     $r->print('<select name="Section" multiple="true" size="8" >');
+     $r->print('<select name="Section" multiple="multiple" size="8" >');
      foreach my $s ('all',sort keys %sectionhash) {
  	$r->print('    <option value="'.$s.'"');
  	foreach (@{$selectedsections}) {
  	    if ($s eq $_) {
- 		$r->print(' selected');
+ 		$r->print(' selected="selected"');
  		last;
  	    }
  	}
- Line 1286  sub groupmenu {
+ Line 1536  sub groupmenu {
      my %grouphash = &Apache::longroup::coursegroups();
      return if (!%grouphash);
-     $r->print('<select name="Group" multiple="true" size="8" >');
+     $r->print('<select name="Group" multiple="multiple" size="8" >');
      foreach my $group (sort(keys(%grouphash))) {
  	$r->print('    <option value="'.$group.'"');
  	foreach (@{$selectedgroups}) {
  	    if ($group eq $_) {
- 		$r->print(' selected');
+ 		$r->print(' selected="selected"');
  		last;
  	    }
  	}
- Line 1336  sub sortmenu {
+ Line 1586  sub sortmenu {
      my ($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 1370  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 $r=shift;
- Line 1554  sub assessparms {
+ Line 1774  sub assessparms {
          my @values=split(/\&\&\&/,$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 1573  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);
- Line 1621  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 1649  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>");
             }
             $r->print(<<ENDTABLEHEADFOUR);
- Line 1701  ENDTABLEHEADFOUR
+ Line 1956  ENDTABLEHEADFOUR
  		    ||
  		    ($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 1731  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('".
- Line 1758  ENDTABLEHEADFOUR
+ Line 2022  ENDTABLEHEADFOUR
                              $r->print(' ('.$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 ($firstrow) {
- Line 1776  ENDTABLEHEADFOUR
+ Line 2040  ENDTABLEHEADFOUR
                                         \%type,\%display,$defbgone,$defbgtwo,
                                         $defbgthree,$parmlev,$uname,$udom,$csec,
                                                              $cgroup,\@usersgroups);
+                             $r->print('</tr>'."\n");
                          }
                      }
                  }
- Line 1785  ENDTABLEHEADFOUR
+ Line 2050  ENDTABLEHEADFOUR
          } # end of  full
  #--------------------------------------------------- Entry for parm level map
          if ($parmlev eq 'map') {
-             my $defbgone = '"E0E099"';
+             my $defbgone = 'E0E099';
-             my $defbgtwo = '"FFFF99"';
+             my $defbgtwo = 'FFFF99';
-             my $defbgthree = '"FFBB99"';
+             my $defbgthree = 'FFBB99';
              my %maplist;
- Line 1838  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 1852  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 1925  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 1938  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 ($uname) {
- Line 1952  ENDMAPONE
+ Line 2240  ENDMAPONE
              if ($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 1971  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('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');
-         }
- 	#
-         # Deal with the emails
-         if ($name =~ /\.email$/) {
- 	    my ($user,$domain) = split(/:/,$value);
- 	    if (!defined($user) || !defined($domain)) {
- 		$setoutput.= '<br /> <span class="LC_error">'.
- 		    &mt("Invalid email address specified, address must be of the form username:domain").
- 		    '</span>';
- 		undef($value);
- 	    } elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
- 		$setoutput.= '<br /> <span class="LC_error">'.
- 		    &mt("Invalid email address specified, user [_1] is unknown.",$value).
- 		    '</span>';
- 		undef($value);
- 	    }
-         }
-         # Get existing cloners
-         my @oldcloner = ();
-         if ($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 />';
-             }
-         }
-     }
-     my $start_table     =&Apache::loncommon::start_data_table();
-     my $start_header_row=&Apache::loncommon::start_data_table_header_row();
-     my $end_header_row  =&Apache::loncommon::end_data_table_header_row();
- # ------------------------- Re-init course environment entries for this session
-     &Apache::lonnet::coursedescription($env{'request.course.id'},
- 				       {'freshen_cache' => 1});
- # -------------------------------------------------------- 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 /><span class="LC_warning"> '.
-                                  &mt('Modification may make assessment data inaccessible').
-                                  '</span>',
-              '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>)',
-              'question.email.text' => '<b>'.&mt('Custom Text for Resource Content Question Option in Feedback').
-                                  '</b>',
-              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'.
-                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
-              'comment.email.text' => '<b>'.&mt('Custom Text for Course Content Option in Feedback').
-                                  '</b>',
-              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
-                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
-              'policy.email.text' => '<b>'.&mt('Custom Text for Course Policy Option in Feedback').
-                                  '</b>',
-              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
-                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
-              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
-                                  '('.&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 />'.
-                     '<span class="LC_error">'.&mt('Modifying this will make problems').' '.
-                     &mt('have different numbers and answers').'</span>',
- 	     'receiptalg'
- 	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
-                     &mt('This controls how receipt numbers are generated.'),
-              'suppress_tries'
-                  => '<b>'.&mt('Suppress number of tries in printing').'</b><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])',
- 	     'print_header_format'
- 	         => '<b>Print header format; substitutions</b>:  %n student name %c course id %a assignment note, numbers after the % limit the field size',
-              'anonymous_quiz'
-                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
-                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
-              'default_enrollment_start_date' => '<b>'.&mt('Default beginning date for student access.').'</b>',
-              'default_enrollment_end_date'   => '<b>'.&mt('Default ending date for student access.').'</b>',
-              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b>'.
-                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
-              'languages' => '<b>'.&mt('Languages used').'</b>',
-              'disable_receipt_display'
-                  => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
- 	     'task_messages'
- 	         => '<b>'.&mt('Send message to student when clicking Done on Tasks').'</b><br /> ('.&mt('[_1] to send a message only to student, [_2] to send message to student and add record to user information page for instructors. Leave blank to disable.','<tt>only_student</tt>','<tt>student_and_user_notes_screen</tt>').')',
- 	     'disablesigfigs'
- 	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
- 	     'disableexampointprint'
- 	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
-                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
-              'externalsyllabus'
-                  => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
- 	     'tthoptions'
- 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>',
- 	     'texengine'
- 	         => '<b>'.&mt('Force all students in the course to use a specific math rendering engine.').'</b><br />'.&mt('(Valid options are [_1].)','"tth", "jsMath", "mimetex"').'</b>',
-              );
-         my @Display_Order = ('url','description','courseid','cloners','grading',
-                              'externalsyllabus',
-                              'default_xml_style','pageseparators',
-                              'question.email','question.email.text','comment.email','comment.email.text','policy.email','policy.email.text',
-                              'student_classlist_view',
-                              'plc.roles.denied','plc.users.denied',
-                              'pch.roles.denied','pch.users.denied',
-                              'allow_limited_html_in_feedback',
-                              'allow_discussion_post_editing',
-                              'languages',
- 			     'nothideprivileged',
-                              'rndseed',
-                              'receiptalg',
-                              'problem_stream_switch',
- 			     'suppress_tries',
-                              'default_paper_size',
- 			     'print_header_format',
-                              'disable_receipt_display',
-                              'spreadsheet_default_classcalc',
-                              'spreadsheet_default_studentcalc',
-                              'spreadsheet_default_assesscalc',
-                              'hideemptyrows',
-                              'default_enrollment_start_date',
-                              'default_enrollment_end_date',
- 			     'tthoptions',
- 			     'texengine',
- 			     'disablesigfigs',
- 			     'disableexampointprint',
- 			     'task_messages'
-                              );
- 	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;"';
-             $output .= &Apache::loncommon::start_data_table_row().
- 		'<td>'.$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 .= &Apache::loncommon::end_data_table_row()."\n";
- 	}
-         my $onchange = 'onFocus="javascript:window.document.forms'.
-             '[\'envform\'].elements[\'newp_setparmval\']'.
-             '.checked=true;"';
- 	$output.=&Apache::loncommon::start_data_table_row().
- 	    '<td><i>'.&mt('Create New Environment Variable').'</i><br />'.
- 	    '<input type="text" size=40 name="newp_name" '.
-                 $onchange.' /></td><td>'.
-             '<input type="text" size=40 name="newp_value" '.
-                 $onchange.' /></td><td>'.
- 	    '<input type="checkbox" name="newp_setparmval" /></td>'.
- 	    &Apache::loncommon::end_data_table_row()."\n";
-     }
-     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',
- 				       $browse_js);
-     my $end_page =
- 	&Apache::loncommon::end_page();
-     my $end_table=&Apache::loncommon::end_data_table();
-     $r->print(<<ENDENV);
- $start_page
- $breadcrumbs
- <form method="post" action="/adm/parmset?action=crsenv" name="envform">
- $setoutput
- $start_table
- $start_header_row
- <th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th>
- $end_header_row
- $output
- $end_table
- <input type="submit" name="crsenv" value="$lt{'sce'}">
- </form>
- $end_page
- ENDENV
- }
- ##################################################
  # Overview mode
  ##################################################
  my $tableopen;
- Line 2436  sub storedata {
+ Line 2329  sub storedata {
              if ($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('Saved modified parameter for').' '.
+ 			    $r->print('<br />'.$text.' '.
  				      &Apache::loncommon::plainname($tuname,$tudom));
  			} else {
  			    $r->print('<div class="LC_error">'.
- Line 2470  sub storedata {
+ Line 2375  sub storedata {
  		} else {
  		    push (@deldata,$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);
- 			    $r->print('<br />'.&mt('Saved modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
- 			} else {
- 			    $r->print('<div class="LC_error">'.
- 				      &mt('Error saving parameters').'</div>');
- 			}
- 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
- 		    } else {
- 			$newdata{$thiskey}=$data;
- 			$newdata{$thiskey.'.type'}=$typeof;
- 		    }
- 		}
  	    }
  	}
      }
- Line 2525  sub extractuser {
+ Line 2410  sub extractuser {
      return ($key=~/^$env{'request.course.id'}.\[useropt\:($match_username)\:($match_domain)\]\./);
  }
+ sub parse_listdata_key {
+     my ($key,$listdata) = @_;
+     # split into student/section affected, and
+     # the realm (folder/resource part and parameter
+     my ($student,$realm) =
+ 	($key=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)$/);
+     # if course wide student would be undefined
+     if (!defined($student)) {
+ 	($realm)=($key=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+     }
+     # strip off the .type if it's not the Question type parameter
+     if ($realm=~/\.type$/ && !exists($listdata->{$key.'.type'})) {
+ 	$realm=~s/\.type//;
+     }
+     # split into resource+part and parameter name
+     my ($res,    $parm) = ($realm=~/^(.*)\.(.*)$/);
+        ($res, my $part) = ($res  =~/^(.*)\.(.*)$/);
+     return ($student,$res,$part,$parm);
+ }
  sub listdata {
      my ($r,$resourcedata,$listdata,$sortorder)=@_;
  # Start list output
- Line 2536  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 ($$resourcedata{$thiskey.'.type'}) {
- Line 2621  sub listdata {
+ Line 2534  sub listdata {
  	    }
  	    if ($part ne $oldpart) {
  		$r->print(&tableend().
- 			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
+ 			  "\n".'<span class="LC_parm_part">'.&mt('Part').": $part</span>");
  		$oldpart=$part;
  	    }
  #
  # Ready to print
  #
+             my $parmitem = &standard_parameter_names($name);
  	    $r->print(&tablestart().
  		      &Apache::loncommon::start_data_table_row().
- 		      '<td><b>'.&standard_parameter_names($name).
+ 		      '<td><b>'.&mt($parmitem).
  		      '</b></td><td><input type="checkbox" name="del_'.
  		      $thiskey.'" /></td><td>');
  	    $foundkeys++;
- Line 2642  sub listdata {
+ Line 2557  sub listdata {
  						      $$resourcedata{$thiskey},
  							      '',1,'','').
  '<input type="hidden" name="datepointer_'.$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/) {
- 		}
+ 		$r->print(&string_selector($thistype,$thiskey,
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
+ 					   $$resourcedata{$thiskey}));
- 			  '" value="yes"');
- 		if ($showval eq 'yes') {
- 		    $r->print(' checked="checked"');
- 		}
-                 $r->print(' />'.&mt('Yes').'</label> ');
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
- 			  '" value="no"');
- 		if ($showval eq 'no') {
- 		    $r->print(' checked="checked"');
- 		}
-                 $r->print(' />'.&mt('No').'</label>');
  	    } else {
- 		my $showval;
+ 		$r->print(&default_selector($thiskey,$$resourcedata{$thiskey}));
- 		if (defined($$resourcedata{$thiskey})) {
- 		    $showval=$$resourcedata{$thiskey};
- 		}
- 		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
- 			  $showval.'">');
  	    }
  	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
- 		      $thistype.'">');
+ 		      $thistype.'" />');
  	    $r->print('</td>'.&Apache::loncommon::end_data_table_row());
  	}
      }
      return $foundkeys;
  }
+ sub date_interval_selector {
+     my ($thiskey, $showval) = @_;
+     my $result;
+     foreach my $which (['days', 86400, 31],
+ 		       ['hours', 3600, 23],
+ 		       ['minutes', 60, 59],
+ 		       ['seconds',  1, 59]) {
+ 	my ($name, $factor, $max) = @{ $which };
+ 	my $amount = int($showval/$factor);
+ 	$showval  %= $factor;
+ 	my %select = ((map {$_ => $_} (0..$max)),
+ 		      'select_form_order' => [0..$max]);
+ 	$result .= &Apache::loncommon::select_form($amount,$name.'_'.$thiskey,
+ 						   %select);
+ 	$result .= ' '.&mt($name);
+     }
+     $result .= '<input type="hidden" name="dateinterval_'.$thiskey.'" />';
+     return $result;
+ }
+ sub get_date_interval_from_form {
+     my ($key) = @_;
+     my $seconds = 0;
+     foreach my $which (['days', 86400],
+ 		       ['hours', 3600],
+ 		       ['minutes', 60],
+ 		       ['seconds',  1]) {
+ 	my ($name, $factor) = @{ $which };
+ 	if (defined($env{'form.'.$name.'_'.$key})) {
+ 	    $seconds += $env{'form.'.$name.'_'.$key} * $factor;
+ 	}
+     }
+     return $seconds;
+ }
+ sub default_selector {
+     my ($thiskey, $showval) = @_;
+     return '<input type="text" name="set_'.$thiskey.'" value="'.$showval.'" />';
+ }
+ my %strings =
+     (
+      'string_yesno'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'no', 'No' ]],
+      'string_problemstatus'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'answer', 'Yes, and show correct answer if they exceed the maximum number of tries.' ],
+ 		 [ 'no', 'No, don\'t show correct/incorrect feedback.' ],
+ 		 [ 'no_feedback_ever', 'No, show no feedback at all.' ]],
+      );
+ sub string_selector {
+     my ($thistype, $thiskey, $showval) = @_;
+     if (!exists($strings{$thistype})) {
+ 	return &default_selector($thiskey,$showval);
+     }
+     my $result;
+     foreach my $possibilities (@{ $strings{$thistype} }) {
+ 	my ($name, $description) = @{ $possibilities };
+ 	$result .= '<label><input type="radio" name="set_'.$thiskey.
+ 		  '" value="'.$name.'"';
+ 	if ($showval eq $name) {
+ 	    $result .= ' checked="checked"';
+ 	}
+ 	$result .= ' />'.&mt($description).'</label> ';
+     }
+     return $result;
+ }
+ #
+ # Shift all start and end dates by $shift
+ #
+ sub dateshift {
+     my ($shift)=@_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my %data=&Apache::lonnet::dump('resourcedata',$dom,$crs);
+ # ugly retro fix for broken version of types
+     foreach my $key (keys %data) {
+         if ($key=~/\wtype$/) {
+             my $newkey=$key;
+             $newkey=~s/type$/\.type/;
+             $data{$newkey}=$data{$key};
+             delete $data{$key};
+         }
+     }
+     my %storecontent=();
+ # go through all parameters and look for dates
+     foreach my $key (keys %data) {
+        if ($data{$key.'.type'}=~/^date_(start|end)$/) {
+           my $newdate=$data{$key}+$shift;
+           $storecontent{$key}=$newdate;
+        }
+     }
+     my $reply=&Apache::lonnet::cput
+                 ('resourcedata',\%storecontent,$dom,$crs);
+     if ($reply eq 'ok') {
+        &log_parmset(\%storecontent);
+     }
+     &Apache::lonnet::devalidatecourseresdata($crs,$dom);
+     return $reply;
+ }
  sub newoverview {
      my ($r) = @_;
- Line 2718  ENDOVER
+ Line 2730  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 ($sec eq 'all') {
              @selected_sections = ('all');
          }
      }
- Line 2739  ENDOVER
+ Line 2751  ENDOVER
  				\%mapp, \%symbp,\%maptitles,\%uris,
  				\%keyorder,\%defkeytype);
+     if (grep {$_ eq 'all'} (@psprt)) {
+ 	@psprt = keys(%allparts);
+     }
  # Menu to select levels, etc
      $r->print('<table id="LC_parm_overview_scope">
- Line 2864  ENDOVER
+ Line 2879  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());
  }
- Line 2893  ENDOVER
+ Line 2908  ENDOVER
      $r->print('<h3>'.
  	      &mt('These parameters refer to resources that do not exist.').
  	      '</h3>'.
- 	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.'<br />'.
+ 	      '<input type="submit" value="'.&mt('Delete Selected').'" />'.'<br />'.
  	      '<br />');
      $r->print(&Apache::loncommon::start_data_table().
  	      '<tr>'.
- Line 2904  ENDOVER
+ Line 2919  ENDOVER
  	next if (!exists($resourcedata->{$thiskey.'.type'})
  		 && $thiskey=~/\.type$/);
  	my %data = &parse_key($thiskey);
- 	if (exists($data{'realm_exists'})
+ 	if (1) { #exists($data{'realm_exists'})
- 	    && !$data{'realm_exists'}) {
+ 	    #&& !$data{'realm_exists'}) {
  	    $r->print(&Apache::loncommon::start_data_table_row().
  		      '<tr>'.
  		      '<td><input type="checkbox" name="del_'.$thiskey.'" /></td>'		      );
- Line 2916  ENDOVER
+ Line 2931  ENDOVER
  		$display_value =
  		    &Apache::lonlocal::locallocaltime($display_value);
  	    }
+             my $parmitem = &standard_parameter_names($data{'parameter_name'});
+             $parmitem = &mt($parmitem);
  	    $r->print(&mt('Parameter: "[_1]" with value: "[_2]"',
- 			  &standard_parameter_names($data{'parameter_name'}),
+                           $parmitem,$resourcedata->{$thiskey}));
- 			  $resourcedata->{$thiskey}));
  	    $r->print('<br />');
  	    if ($data{'scope_type'} eq 'all') {
  		$r->print(&mt('All users'));
- Line 2946  ENDOVER
+ Line 2962  ENDOVER
  	}
      }
      $r->print(&Apache::loncommon::end_data_table().'<p>'.
- 	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.
+ 	      '<input type="submit" value="'.&mt('Delete Selected').'" />'.
  	      '</p></form>'.
  	      &Apache::loncommon::end_page());
  }
+ sub date_shift_one {
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $start_page=&Apache::loncommon::start_page('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     $r->print('<form name="shiftform" method="post">'.
+               '<table><tr><td>'.&mt('Currently set date:').'</td><td>'.
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}).'</td></tr>'.
+               '<tr><td>'.&mt('Shifted date:').'</td><td>'.
+                     &Apache::lonhtmlcommon::date_setter('shiftform',
+                                                         'timeshifted',
+                                                         $env{'form.timebase'},,
+                                                         '').
+               '</td></tr></table>'.
+               '<input type="hidden" name="action" value="dateshift2" />'.
+               '<input type="hidden" name="timebase" value="'.$env{'form.timebase'}.'" />'.
+               '<input type="submit" value="'.&mt('Shift all dates accordingly').'" /></form>');
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub date_shift_two {
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $start_page=&Apache::loncommon::start_page('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     my $timeshifted=&Apache::lonhtmlcommon::get_date_from_form('timeshifted');
+     $r->print(&mt('Shifting all dates such that [_1] becomes [_2]',
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}),
+               &Apache::lonlocal::locallocaltime($timeshifted)));
+     my $delta=$timeshifted-$env{'form.timebase'};
+     &dateshift($delta);
+     $r->print(&Apache::loncommon::end_page());
+ }
  sub parse_key {
      my ($key) = @_;
      my %data;
- Line 2976  sub parse_key {
+ Line 3037  sub parse_key {
  	$data{'realm_type'} = 'folder';
  	$data{'realm_title'} = &Apache::lonnet::gettitle($data{'realm'});
  	($data{'realm_exists'}) = &Apache::lonnet::is_on_map($data{'realm'});
- 	&Apache::lonnet::logthis($1." siad ".	$data{'realm_exists'} );
      } elsif ($middle) {
  	$data{'realm'} = $middle;
  	$data{'realm_type'} = 'symb';
- Line 2991  sub parse_key {
+ Line 3051  sub parse_key {
      return %data;
  }
- ##################################################
- ##################################################
- =pod
- =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 $cloner is identity of
- user for whom cloning ability is to be changed in course.
- =cut
- ##################################################
- ##################################################
  sub extract_cloners {
      my ($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,$oldcloner) = @_;
- Line 3077  sub change_clone {
+ Line 3116  sub change_clone {
          my @allowclone;
          &extract_cloners($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,$uname);
                          }
                      }
                  }
- Line 3123  sub change_clone {
+ Line 3166  sub change_clone {
  }
- ##################################################
- ##################################################
- =pod
- =item * header
- Output html header for page
- =cut
- ##################################################
- ##################################################
  sub header {
      return &Apache::loncommon::start_page('Parameter Manager');
  }
- ##################################################
- ##################################################
  sub print_main_menu {
      my ($r,$parm_permission)=@_;
      #
- Line 3157  ENDMAINFORMHEAD
+ Line 3186  ENDMAINFORMHEAD
      my @menu =
          ( { divider=>'Settings for Your Course',
  	  },
-           { text => 'Set Course Environment',
+           { text => 'Edit course configuration',
- 	    action => 'crsenv',
+ 	    url => '/adm/courseprefs?origin=params',
              permission => $parm_permission,
              help => 'Course_Environment',
              },
- Line 3245  sub output_row {
+ Line 3274  sub output_row {
      }
      if (!($options =~ /deleted/)) {
          my @options= ( ['active', 'Show to student'],
-                     ['stuadd', 'Provide text area for students to type catalog information'],
+                     ['stuadd', 'Provide text area for students to type metadata'],
                      ['choices','Provide choices for students to select from']);
  #		   ['onlyone','Student may select only one choice']);
          if ($added_flag) {
- Line 3270  sub output_row {
+ Line 3299  sub output_row {
          my $single_checked;
          if ($options =~ m/onlyone/) {
              $multiple_checked = "";
-             $single_checked = " CHECKED ";
+             $single_checked = ' checked="checked"';
          } else {
-             $multiple_checked = " CHECKED ";
+             $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" '.$multiple_checked .'/>
+ 	            <input type="radio" name="'.$field_name.'_onlyone" value="multiple"'.$multiple_checked.' />'.
- 	            Student may select multiple choices from list</span></td>';
+ 	            &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" '.$single_checked.'/>
+ 	            <input type="radio" name="'.$field_name.'_onlyone"  value="single"'.$single_checked.' />'.
- 	            Student may select only one choice from list</span></td>';
+ 	            &mt('Student may select only one choice from list').'</span></td>';
  	$output .= &Apache::loncommon::end_data_table_row();
      }
      return ($output);
- Line 3333  sub order_meta_fields {
+ Line 3362  sub order_meta_fields {
  	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' => $ordered_fields);
+ 	&Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.metadata.addedorder' => $ordered_fields});
      }
      my $fields = &get_added_meta_fieldnames($env{'request.course.id'});
      my $ordered_fields;
- Line 3674  ENDINPUTDATE
+ Line 3703  ENDINPUTDATE
  	} elsif ($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').'" />');
- Line 3687  ENDYESNO
+ Line 3716  ENDYESNO
          $r->print('</td>'.&Apache::loncommon::end_data_table_row());
      }
      $r->print(&Apache::loncommon::end_data_table().
- 	      "\n<input type='submit' name='storerules' value='".
+ 	      "\n".'<input type="submit" name="storerules" value="'.
- 	      &mt('Save Rules')."' /></form>\n".
+ 	      &mt('Save').'" /></form>'."\n".
  	      &Apache::loncommon::end_page());
      return;
  }
- Line 3746  sub load_parameter_names {
+ Line 3775  sub load_parameter_names {
      close($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 {
- Line 3860  sub parm_change_log {
+ Line 3888  sub parm_change_log {
  	    } else {
  		$makenewrow=1;
  	    }
+             my $parmitem = &standard_parameter_names($parmname);
  	    $output .='<td>'.$realm.'</td><td>'.$section.'</td><td>'.
- 		      &standard_parameter_names($parmname).'</td><td>'.
+ 		      &mt($parmitem).'</td><td>'.
  		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>';
  	    my $stillactive=0;
  	    if ($parmlog{$id}{'delflag'}) {
  		$output .= &mt('Deleted');
  	    } else {
  		if ($typeflag) {
- 		    $output .= &mt('Type: [_1]',&standard_parameter_names($value));
+                     my $parmitem = &standard_parameter_names($value);
+                     $parmitem = &mt($parmitem);
+                     $output .= &mt('Type: [_1]',$parmitem);
  		} else {
  		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
  						      $uname,$udom,$issection,$issection,$courseopt);
- Line 3886  sub parm_change_log {
+ Line 3917  sub parm_change_log {
  	    }
  	    $output .= '</td><td>';
  	    if ($stillactive) {
- 		my $title=&mt('Changed [_1]',&standard_parameter_names($parmname));
+                 my $parmitem = &standard_parameter_names($parmname);
-                 my $description=&mt('Changed [_1] for [_2] to [_3]',&standard_parameter_names($parmname),$realmdescription,
+                 $parmitem = &mt($parmitem);
+                 my $title=&mt('Changed [_1]',$parmitem);
+                 my $description=&mt('Changed [_1] for [_2] to [_3]',
+                                     $parmitem,$realmdescription,
  				    (&isdateparm($istype{$parmname})?&Apache::lonlocal::locallocaltime($value):$value));
  		if (($uname) && ($udom)) {
  		    $output .=
- Line 3923  sub parm_change_log {
+ Line 3957  sub parm_change_log {
      $r->print(&Apache::loncommon::end_page());
  }
+ sub update_slots {
+     my ($slot_name,$cdom,$cnum,$symb,$uname,$udom) = @_;
+     my %slot=&Apache::lonnet::get_slot($slot_name);
+     if (!keys(%slot)) {
+         return 'error: slot does not exist';
+     }
+     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';
+         }
+     }
+     if (scalar(keys(%consumed)) >= $max) {
+         return 'error: no space left in slot';
+     }
+     my $wanted=$last+1;
+     my %reservation=('name'      => $uname.':'.$udom,
+                      'timestamp' => time,
+                      'symb'      => $symb);
+     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;
  }
- ##################################################
- ##################################################
- =pod
- =item * handler
- Main handler.  Calls &assessparms and &crsenv subroutines.
- =cut
- ##################################################
- ##################################################
- #    use Data::Dumper;
  sub handler {
      my $r=shift;
+     &reset_caches();
      if ($r->header_only) {
  	&Apache::loncommon::content_type($r,'text/html');
  	$r->send_http_header;
- Line 3957  sub handler {
+ Line 4066  sub handler {
                                               'pres_marker',
                                               'pres_value',
                                               'pres_type',
-                                              'udom','uname','symb','serial']);
+                                              'udom','uname','symb','serial','timebase']);
      &Apache::lonhtmlcommon::clear_breadcrumbs();
- Line 3981  sub handler {
+ Line 4090  sub handler {
          $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 4000  sub handler {
+ Line 4105  sub handler {
              $r->print(&header());
              $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
              &print_main_menu($r,$parm_permission);
-         } elsif ($env{'form.action'} eq 'crsenv' && $parm_permission) {
-             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
- 						    text=>"Course Environment"});
-             &crsenv($r);
          } elsif ($env{'form.action'} eq 'setoverview' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
  						    text=>"Overview Mode"});
- Line 4041  sub handler {
+ Line 4142  sub handler {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
  						    text=>"Clean Parameters"});
  	    &clean_parameters($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
  	if ($exists) {
- Line 4053  sub handler {
+ Line 4164  sub handler {
  	}
  	return HTTP_NOT_ACCEPTABLE;
      }
+     &reset_caches();
      return OK;
  }
 ;
  __END__
- =pod
- =back
- =cut

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

Removed from v.1.368
changed lines
	Added in v.1.413.4.3