loncom/interface/lonparmset.pm - diff

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Diff for /loncom/interface/lonparmset.pm between versions 1.227 and 1.395

-version 1.227, 2005/06/17 20:56:06
+version 1.395, 2008/05/28 23:05:07
  Line 63  use Apache::lonhomework;
  use Apache::lonxml;
  use Apache::lonlocal;
  use Apache::lonnavmaps;
+ use Apache::longroup;
+ use Apache::lonrss;
+ use LONCAPA qw(:DEFAULT :match);
- # --- Caches local to lonparmset
- my $parmhashid;
- my %parmhash;
- my $symbsid;
- my %symbs;
- my $rulesid;
- my %rules;
- # --- end local caches
  ##################################################
  ##################################################
- Line 88  Inputs:  $what - a parameter spec (inclu
+ Line 81  Inputs:  $what - a parameter spec (inclu
           $id   - a bighash Id number
           $def  - the resource's default value   'stupid emacs
- Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 11 possible levels
+ Returns:  A list, the first item is the index into the remaining list of items of parm valuse that is the active one, the list consists of parm values at the 14 possible levels
 - General Course
 - Map or Folder level in course
 - resource default
 - map default
 - resource level in course
 - General for section
 - Map or Folder level for section
 - resource level in section
+- General for group
+- Map or Folder level for group
+- resource level in group
 - General for specific student
 - Map or Folder level for specific student
 - resource level for specific student
- Line 106  Returns:  A list, the first item is the
+ Line 102  Returns:  A list, the first item is the
  ##################################################
  sub parmval {
-     my ($what,$id,$def,$uname,$udom,$csec)=@_;
+     my ($what,$id,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
-     return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec);
+     return &parmval_by_symb($what,&symbcache($id),$def,$uname,$udom,$csec,
+                                                            $cgroup,$courseopt);
  }
  sub parmval_by_symb {
-     my ($what,$symb,$def,$uname,$udom,$csec)=@_;
+     my ($what,$symb,$def,$uname,$udom,$csec,$cgroup,$courseopt)=@_;
- # load caches
-     &cacheparmhash();
-     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-     my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
-     my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
+     my $useropt;
+     if ($uname ne '' && $udom ne '') {
+ 	$useropt = &Apache::lonnet::get_userresdata($uname,$udom);
+     }
      my $result='';
      my @outpar=();
  # ----------------------------------------------------- Cascading lookup scheme
      my $map=(&Apache::lonnet::decode_symb($symb))[0];
+     $map = &Apache::lonnet::deversion($map);
      my $symbparm=$symb.'.'.$what;
      my $mapparm=$map.'___(all).'.$what;
+     my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$what;
+     my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
+     my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
      my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$what;
      my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
      my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
- Line 139  sub parmval_by_symb {
+ Line 137  sub parmval_by_symb {
      my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
  # --------------------------------------------------------- first, check course
      if (defined($$courseopt{$courselevel})) {
- 	$outpar[11]=$$courseopt{$courselevel};
+ 	$outpar[14]=$$courseopt{$courselevel};
- 	$result=11;
+ 	$result=14;
      }
      if (defined($$courseopt{$courselevelm})) {
- 	$outpar[10]=$$courseopt{$courselevelm};
+ 	$outpar[13]=$$courseopt{$courselevelm};
- 	$result=10;
+ 	$result=13;
      }
  # ------------------------------------------------------- second, check default
-     if (defined($def)) { $outpar[9]=$def; $result=9; }
+     if (defined($def)) { $outpar[12]=$def; $result=12; }
  # ------------------------------------------------------ third, check map parms
-     my $thisparm=$parmhash{$symbparm};
+     my $thisparm=&parmhash($symbparm);
-     if (defined($thisparm)) { $outpar[8]=$thisparm; $result=8; }
+     if (defined($thisparm)) { $outpar[11]=$thisparm; $result=11; }
      if (defined($$courseopt{$courselevelr})) {
- 	$outpar[7]=$$courseopt{$courselevelr};
+ 	$outpar[10]=$$courseopt{$courselevelr};
- 	$result=7;
+ 	$result=10;
      }
  # ------------------------------------------------------ fourth, back to course
-     if (defined($csec)) {
+     if ($csec ne '') {
          if (defined($$courseopt{$seclevel})) {
- 	    $outpar[6]=$$courseopt{$seclevel};
+ 	    $outpar[9]=$$courseopt{$seclevel};
- 	    $result=6;
+ 	    $result=9;
  	}
          if (defined($$courseopt{$seclevelm})) {
- 	    $outpar[5]=$$courseopt{$seclevelm};
+ 	    $outpar[8]=$$courseopt{$seclevelm};
- 	    $result=5;
+ 	    $result=8;
  	}
          if (defined($$courseopt{$seclevelr})) {
- 	    $outpar[4]=$$courseopt{$seclevelr};
+ 	    $outpar[7]=$$courseopt{$seclevelr};
- 	    $result=4;
+ 	    $result=7;
  	}
      }
+ # ------------------------------------------------------ fifth, check course group
+     if ($cgroup ne '') {
+         if (defined($$courseopt{$grplevel})) {
+             $outpar[6]=$$courseopt{$grplevel};
+             $result=6;
+         }
+         if (defined($$courseopt{$grplevelm})) {
+             $outpar[5]=$$courseopt{$grplevelm};
+             $result=5;
+         }
+         if (defined($$courseopt{$grplevelr})) {
+             $outpar[4]=$$courseopt{$grplevelr};
+             $result=4;
+         }
+     }
  # ---------------------------------------------------------- fifth, check user
-     if (defined($uname)) {
+     if ($uname ne '') {
  	if (defined($$useropt{$courselevel})) {
  	    $outpar[3]=$$useropt{$courselevel};
  	    $result=3;
- Line 204  sub parmval_by_symb {
+ Line 216  sub parmval_by_symb {
      return ($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) = @_;
+ 	&cacheparmhash();
+ 	return $parmhash{$id};
+     }
+  }
+ {
+     my $symbsid;
+     my %symbs;
+     sub resetsymbcache {
+ 	undef($symbsid);
+ 	undef(%symbs);
+     }
+     sub symbcache {
+ 	my $id=shift;
+ 	if ($symbsid ne $env{'request.course.id'}) {
+ 	    undef(%symbs);
+ 	}
+ 	if (!$symbs{$id}) {
+ 	    my $navmap = Apache::lonnavmaps::navmap->new();
+ 	    if ($id=~/\./) {
+ 		my $resource=$navmap->getById($id);
+ 		$symbs{$id}=$resource->symb();
+ 	    } else {
+ 		my $resource=$navmap->getByMapPc($id);
+ 		$symbs{$id}=&Apache::lonnet::declutter($resource->src());
+ 	    }
+ 	    $symbsid=$env{'request.course.id'};
+ 	}
+ 	return $symbs{$id};
+     }
+  }
- sub resetrulescache {
+ {
-     $rulesid='';
+     my $rulesid;
+     my %rules;
+     sub resetrulescache {
+ 	undef($rulesid);
+ 	undef(%rules);
+     }
+     sub rulescache {
+ 	my $id=shift;
+ 	if ($rulesid ne $env{'request.course.id'}
+ 	    && !defined($rules{$id})) {
+ 	    my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ 	    my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 	    %rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
+ 	    $rulesid=$env{'request.course.id'};
+ 	}
+ 	return $rules{$id};
+     }
  }
- sub rulescache {
+ sub preset_defaults {
-     my $id=shift;
+     my $type=shift;
-     if ($rulesid ne $env{'request.course.id'}) {
+     if (&rulescache($type.'_action') eq 'default') {
- 	%rules=();
+ # yes, there is something
-     }
+ 	return (&rulescache($type.'_hours'),
-     unless (defined($rules{$id})) {
+ 		&rulescache($type.'_min'),
- 	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ 		&rulescache($type.'_sec'),
- 	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+ 		&rulescache($type.'_value'));
- 	%rules=&Apache::lonnet::dump('parmdefactions',$dom,$crs);
+     } else {
- 	$rulesid=$env{'request.course.id'};
+ # nothing there or something else
+ 	return ('','','','','');
      }
-     return $rules{$id};
  }
  ##################################################
+ sub date_sanity_info {
+    my $checkdate=shift;
+    unless ($checkdate) { return ''; }
+    my $result='';
+    my $crsprefix='course.'.$env{'request.course.id'}.'.';
+    if ($env{$crsprefix.'default_enrollment_end_date'}) {
+       if ($checkdate>$env{$crsprefix.'default_enrollment_end_date'}) {
+          $result.='<br />'.&mt('After course enrollment end!');
+       }
+    }
+    if ($env{$crsprefix.'default_enrollment_start_date'}) {
+       if ($checkdate<$env{$crsprefix.'default_enrollment_start_date'}) {
+          $result.='<br />'.&mt('Before course enrollment start!');
+       }
+    }
+    return $result;
+ }
+ ##################################################
  ##################################################
  #
  # Store a parameter by ID
- Line 275  sub rulescache {
+ Line 350  sub rulescache {
  # - userdomain
  sub storeparm {
-     my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec)=@_;
+     my ($sresid,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
-     &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec);
+     &storeparm_by_symb(&symbcache($sresid),$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,'',$cgroup);
  }
  #
- Line 290  sub storeparm {
+ Line 365  sub storeparm {
  # - new type
  # - username
  # - userdomain
  my %recstack;
  sub storeparm_by_symb {
-     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag)=@_;
+     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$recflag,$cgroup)=@_;
      unless ($recflag) {
  # first time call
  	%recstack=();
- Line 301  sub storeparm_by_symb {
+ Line 375  sub storeparm_by_symb {
      }
  # store parameter
      &storeparm_by_symb_inner
- 	($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec);
+ 	($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup);
+ # don't do anything if parameter was reset
+     unless ($nval) { return; }
      my ($prefix,$parm)=($spnam=~/^(.*[\_\.])([^\_\.]+)$/);
  # remember that this was set
      $recstack{$parm}=1;
- Line 314  sub storeparm_by_symb {
+ Line 390  sub storeparm_by_symb {
  # set triggered parameter on same level
  	   my $newspnam=$prefix.$triggered;
  	   my $newvalue='';
- 	   if ($action eq 'when_setting_') {
+ 	   my $active=1;
+ 	   if ($action=~/^when\_setting/) {
+ # are there restrictions?
+ 	       if (&rulescache($triggered.'_triggervalue')=~/\w/) {
+ 		   $active=0;
+ 		   foreach my $possiblevalue (split(/\s*\,\s*/,&rulescache($triggered.'_triggervalue'))) {
+ 		       if (lc($possiblevalue) eq lc($nval)) { $active=1; }
+ 		   }
+ 	       }
+ 	       $newvalue=&rulescache($triggered.'_value');
  	   } else {
  	       my $totalsecs=((&rulescache($triggered.'_days')*24+&rulescache($triggered.'_hours'))*60+&rulescache($triggered.'_min'))*60+&rulescache($triggered.'_sec');
+ 	       if ($action=~/^later\_than/) {
+ 		   $newvalue=$nval+$totalsecs;
+ 	       } else {
+ 		   $newvalue=$nval-$totalsecs;
+ 	       }
+ 	   }
+ 	   if ($active) {
+ 	       &storeparm_by_symb($symb,$newspnam,$snum,$newvalue,&rulescache($triggered.'_type'),
+ 				   $uname,$udom,$csec,$recflag,$cgroup);
  	   }
- 	   &Apache::lonnet::logthis('About to set '.$newspnam.' using action '.$whichaction.' with '.$parm.' ('.$whichparm.')');
         }
      }
      return '';
  }
+ sub log_parmset {
+     return &Apache::lonnet::instructor_log('parameterlog',@_);
+ }
  sub storeparm_by_symb_inner {
  # ---------------------------------------------------------- Get symb, map, etc
-     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec)=@_;
+     my ($symb,$spnam,$snum,$nval,$ntype,$uname,$udom,$csec,$cgroup)=@_;
  # ---------------------------------------------------------- Construct prefixes
      $spnam=~s/\_([^\_]+)$/\.$1/;
      my $map=(&Apache::lonnet::decode_symb($symb))[0];
+     $map = &Apache::lonnet::deversion($map);
      my $symbparm=$symb.'.'.$spnam;
      my $mapparm=$map.'___(all).'.$spnam;
+     my $grplevel=$env{'request.course.id'}.'.['.$cgroup.'].'.$spnam;
+     my $grplevelr=$env{'request.course.id'}.'.['.$cgroup.'].'.$symbparm;
+     my $grplevelm=$env{'request.course.id'}.'.['.$cgroup.'].'.$mapparm;
      my $seclevel=$env{'request.course.id'}.'.['.$csec.'].'.$spnam;
      my $seclevelr=$env{'request.course.id'}.'.['.$csec.'].'.$symbparm;
      my $seclevelm=$env{'request.course.id'}.'.['.$csec.'].'.$mapparm;
- Line 342  sub storeparm_by_symb_inner {
+ Line 445  sub storeparm_by_symb_inner {
      my $courselevelm=$env{'request.course.id'}.'.'.$mapparm;
      my $storeunder='';
-     if (($snum==11) || ($snum==3)) { $storeunder=$courselevel; }
+     if (($snum==14) || ($snum==3)) { $storeunder=$courselevel; }
-     if (($snum==10) || ($snum==2)) { $storeunder=$courselevelm; }
+     if (($snum==13) || ($snum==2)) { $storeunder=$courselevelm; }
-     if (($snum==7) || ($snum==1)) { $storeunder=$courselevelr; }
+     if (($snum==10) || ($snum==1)) { $storeunder=$courselevelr; }
-     if ($snum==6) { $storeunder=$seclevel; }
+     if ($snum==9) { $storeunder=$seclevel; }
-     if ($snum==5) { $storeunder=$seclevelm; }
+     if ($snum==8) { $storeunder=$seclevelm; }
-     if ($snum==4) { $storeunder=$seclevelr; }
+     if ($snum==7) { $storeunder=$seclevelr; }
+     if ($snum==6) { $storeunder=$grplevel; }
+     if ($snum==5) { $storeunder=$grplevelm; }
+     if ($snum==4) { $storeunder=$grplevelr; }
      my $delete;
      if ($nval eq '') { $delete=1;}
- Line 361  sub storeparm_by_symb_inner {
+ Line 468  sub storeparm_by_symb_inner {
  	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  # Expire sheets
  	&Apache::lonnet::expirespread('','','studentcalc');
- 	if (($snum==7) || ($snum==4)) {
+ 	if (($snum==10) || ($snum==7) || ($snum==4)) {
  	    &Apache::lonnet::expirespread('','','assesscalc',$symb);
- 	} elsif (($snum==8) || ($snum==5)) {
+ 	} elsif (($snum==11) || ($snum==8) || ($snum==5)) {
  	    &Apache::lonnet::expirespread('','','assesscalc',$map);
  	} else {
  	    &Apache::lonnet::expirespread('','','assesscalc');
- Line 372  sub storeparm_by_symb_inner {
+ Line 479  sub storeparm_by_symb_inner {
  	if ($delete) {
  	    $reply=&Apache::lonnet::del
  		('resourcedata',[keys(%storecontent)],$cdom,$cnum);
+             &log_parmset(\%storecontent,1);
  	} else {
  	    $reply=&Apache::lonnet::cput
  		('resourcedata',\%storecontent,$cdom,$cnum);
+ 	    &log_parmset(\%storecontent);
  	}
  	&Apache::lonnet::devalidatecourseresdata($cnum,$cdom);
      } else {
- Line 395  sub storeparm_by_symb_inner {
+ Line 504  sub storeparm_by_symb_inner {
  	if ($delete) {
  	    $reply=&Apache::lonnet::del
  		('resourcedata',[keys(%storecontent)],$udom,$uname);
+ 	    &log_parmset(\%storecontent,1,$uname,$udom);
  	} else {
  	    $reply=&Apache::lonnet::cput
  		('resourcedata',\%storecontent,$udom,$uname);
+ 	    &log_parmset(\%storecontent,0,$uname,$udom);
  	}
  	&Apache::lonnet::devalidateuserresdata($uname,$udom);
      }
      if ($reply=~/^error\:(.*)/) {
- 	return "<font color=red>Write Error: $1</font>";
+ 	return "<span class=\"LC_error\">Write Error: $1</span>";
      }
      return '';
  }
- Line 417  sub storeparm_by_symb_inner {
+ Line 528  sub storeparm_by_symb_inner {
  Format a value for output.
- Inputs:  $value, $type
+ Inputs:  $value, $type, $editable
  Returns: $value, formatted for output.  If $type indicates it is a date,
  localtime($value) is returned.
+ $editable will return an icon to click on
  =cut
  ##################################################
  ##################################################
  sub valout {
-     my ($value,$type)=@_;
+     my ($value,$type,$editable)=@_;
      my $result = '';
      # Values of zero are valid.
      if (! $value && $value ne '0') {
- 	$result = '&nbsp;&nbsp;';
+ 	if ($editable) {
+ 	    $result = '<span class="LC_clickhere">*</span>';
+ 	} else {
+ 	    $result='&nbsp;';
+ 	}
      } else {
          if ($type eq 'date_interval') {
              my ($sec,$min,$hour,$mday,$mon,$year)=gmtime($value);
- Line 457  sub valout {
+ Line 573  sub valout {
              }
              $result=~s/\s+$//;
          } elsif (&isdateparm($type)) {
-             $result = localtime($value);
+             $result = &Apache::lonlocal::locallocaltime($value).
+ 		&date_sanity_info($value);
          } else {
              $result = $value;
+ 	    $result = &HTML::Entities::encode($result,'"<>&');
          }
      }
      return $result;
- Line 493  sub plink {
+ Line 611  sub plink {
              $winvalue=$env{'form.recent_'.(split(/\_/,$type))[0]};
          }
      }
+     my ($parmname)=((split(/\&/,$marker))[1]=~/\_([^\_]+)$/);
+     my ($hour,$min,$sec,$val)=&preset_defaults($parmname);
-     return
+     unless (defined($winvalue)) { $winvalue=$val; }
+     my $valout = &valout($value,$type,1);
+     foreach my $item (\$type, \$dis, \$winvalue, \$marker, \$return, \$call,
+ 		      \$hour, \$min, \$sec) {
+ 	$$item = &HTML::Entities::encode($$item,'"<>&');
+ 	$$item =~ s/\'/\\\'/g;
+     }
+     return '<table width="100%"><tr valign="top" align="right"><td><a name="'.$marker.'" /></td></tr><tr><td align="center">'.
  	'<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
- 	    .$marker."','".$return."','".$call."'".');">'.
+ 	    .$marker."','".$return."','".$call."','".$hour."','".$min."','".$sec."'".');">'.
- 		&valout($value,$type).'</a><a name="'.$marker.'"></a>';
+ 	    $valout.'</a></td></tr></table>';
  }
- sub startpage {
+ sub page_js {
-     my $r=shift;
-     my $bodytag=&Apache::loncommon::bodytag('Set/Modify Course Parameters','',
-                                             'onUnload="pclose()"');
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Table Mode Parameter Setting');
      my $selscript=&Apache::loncommon::studentbrowser_javascript();
      my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
-     my $html=&Apache::lonxml::xmlbegin();
-     $r->print(<<ENDHEAD);
+     return(<<ENDJS);
- $html
+ <script type="text/javascript">
- <head>
- <title>LON-CAPA Course Parameters</title>
- <script>
      function pclose() {
          parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
- Line 556  $html
+ Line 674  $html
      }
  </script>
  $selscript
- </head>
+ ENDJS
- $bodytag
+ }
+ sub startpage {
+     my ($r) = @_;
+     my %loaditems = ('onunload' => "pclose()",
+ 		     'onload'   => "group_or_section('cgroup')",);
+     my $start_page =
+ 	&Apache::loncommon::start_page('Set/Modify Course Parameters',
+ 				       &page_js(),
+ 				       {'add_entries' => \%loaditems,});
+     my $breadcrumbs =
+ 	&Apache::lonhtmlcommon::breadcrumbs('Table Mode Parameter Setting','Table_Mode');
+     $r->print(<<ENDHEAD);
+ $start_page
  $breadcrumbs
  <form method="post" action="/adm/parmset?action=settable" name="parmform">
- <input type="hidden" value='' name="pres_value">
+ <input type="hidden" value='' name="pres_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
  }
  sub print_row {
      my ($r,$which,$part,$name,$symbp,$rid,$default,$defaulttype,$display,$defbgone,
- 	$defbgtwo,$parmlev,$uname,$udom,$csec)=@_;
+ 	$defbgtwo,$defbgthree,$parmlev,$uname,$udom,$csec,$cgroup,$usersgroups)=@_;
+     my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
  # get the values for the parameter in cascading order
  # empty levels will remain empty
      my ($result,@outpar)=&parmval($$part{$which}.'.'.$$name{$which},
- 				  $rid,$$default{$which},$uname,$udom,$csec);
+ 	  $rid,$$default{$which},$uname,$udom,$csec,$cgroup,$courseopt);
  # get the type for the parameters
  # problem: these may not be set for all levels
      my ($typeresult,@typeoutpar)=&parmval($$part{$which}.'.'.
-                                           $$name{$which}.'.type',
+                                           $$name{$which}.'.type',$rid,
- 				  $rid,$$defaulttype{$which},$uname,$udom,$csec);
+ 		 $$defaulttype{$which},$uname,$udom,$csec,$cgroup,$courseopt);
  # cascade down manually
      my $cascadetype=$$defaulttype{$which};
-     for (my $i=11;$i>0;$i--) {
+     for (my $i=14;$i>0;$i--) {
  	 if ($typeoutpar[$i]) {
              $cascadetype=$typeoutpar[$i];
  	} else {
- Line 597  sub print_row {
+ Line 733  sub print_row {
      } else {
          $parm=~s|\[.*\]\s||g;
      }
+     my $automatic=&rulescache(($which=~/\_([^\_]+)$/)[0].'_triggers');
+     if ($automatic) {
+ 	$parm.='<span class="LC_warning"><br />'.&mt('Automatically sets').' '.join(', ',split(/\:/,$automatic)).'</span>';
+     }
      $r->print('<td bgcolor='.$defbgone.'>'.$parm.'</td>');
      my $thismarker=$which;
      $thismarker=~s/^parameter\_//;
      my $mprefix=$rid.'&'.$thismarker.'&';
+     my $effective_parm = &valout($outpar[$result],$typeoutpar[$result]);
+     my ($othergrp,$grp_parm,$controlgrp);
      if ($parmlev eq 'general') {
          if ($uname) {
              &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+         } elsif ($cgroup) {
+             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          } elsif ($csec) {
-             &print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          } else {
-             &print_td($r,11,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          }
      } elsif ($parmlev eq 'map') {
          if ($uname) {
              &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+         } elsif ($cgroup) {
+             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          } elsif ($csec) {
-             &print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          } else {
-             &print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
          }
      } else {
+         if ($uname) {
+             if (@{$usersgroups} > 1) {
+                 my ($coursereply,$grp_parm,$controlgrp);
+                 ($coursereply,$othergrp,$grp_parm,$controlgrp) =
+                     &print_usergroups($r,$$part{$which}.'.'.$$name{$which},
+                        $rid,$cgroup,$defbgone,$usersgroups,$result,$courseopt);
+                 if ($coursereply && $result > 3) {
+                     if (defined($controlgrp)) {
+                         if ($cgroup ne $controlgrp) {
+                             $effective_parm = $grp_parm;
+                             $result = 0;
+                         }
+                     }
+                 }
+             }
+         }
-         &print_td($r,11,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+         &print_td($r,14,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	&print_td($r,13,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	&print_td($r,12,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	&print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	&print_td($r,10,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
- 	&print_td($r,9,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
- 	&print_td($r,8,'#FFDDDD',$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
- 	&print_td($r,7,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	if ($csec) {
- 	    &print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	    &print_td($r,9,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
- 	    &print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	    &print_td($r,8,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
- 	    &print_td($r,4,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+ 	    &print_td($r,7,$defbgtwo,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	}
+         if ($cgroup) {
+             &print_td($r,6,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,5,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+             &print_td($r,4,$defbgthree,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
+         }
  	if ($uname) {
+             if ($othergrp) {
+                 $r->print($othergrp);
+             }
  	    &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	    &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	    &print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,\@typeoutpar,$display);
  	}
      } # end of $parmlev if/else
+     $r->print('<td bgcolor="#CCCCFF" align="center">'.$effective_parm.'</td>');
-     $r->print('<td bgcolor=#CCCCFF align="center">'.
-                   &valout($outpar[$result],$typeoutpar[$result]).'</td>');
      if ($parmlev eq 'full') {
          my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
                                          '.'.$$name{$which},$$symbp{$rid});
          my $sessionvaltype=$typeoutpar[$result];
          if (!defined($sessionvaltype)) { $sessionvaltype=$$defaulttype{$which}; }
-         $r->print('<td bgcolor=#999999 align="center"><font color=#FFFFFF>'.
+         $r->print('<td bgcolor="#999999" align="center"><font color="#FFFFFF">'.
                    &valout($sessionval,$sessionvaltype).'&nbsp;'.
                    '</font></td>');
      }
- Line 664  sub print_td {
+ Line 833  sub print_td {
      my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$typeoutpar,$display)=@_;
      $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).
                ' align="center">');
-     if ($which<8 || $which > 9) {
+     if ($which<11 || $which > 12) {
  	$r->print(&plink($$typeoutpar[$which],
  			 $$display{$value},$$outpar[$which],
  			 $mprefix."$which",'parmform.pres','psub'));
- Line 674  sub print_td {
+ Line 843  sub print_td {
      $r->print('</td>'."\n");
  }
+ sub print_usergroups {
+     my ($r,$what,$rid,$cgroup,$defbg,$usersgroups,$result,$courseopt) = @_;
+     my $courseid = $env{'request.course.id'};
+     my $output;
+     my $symb = &symbcache($rid);
+     my $symbparm=$symb.'.'.$what;
+     my $map=(&Apache::lonnet::decode_symb($symb))[0];
+     my $mapparm=$map.'___(all).'.$what;
+     my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype) =
+           &parm_control_group($courseid,$usersgroups,$symbparm,$mapparm,$what,
+                                                                    $courseopt);
+     my $bgcolor = $defbg;
+     my $grp_parm;
+     if (($coursereply) && ($cgroup ne $resultgroup)) {
+         if ($result > 3) {
+             $bgcolor = '"#AAFFAA"';
+             $grp_parm = &valout($coursereply,$resulttype);
+         }
+         $grp_parm = &valout($coursereply,$resulttype);
+         $output = '<td bgcolor='.$bgcolor.' align="center">';
+         if ($resultgroup && $resultlevel) {
+             $output .= '<small><b>'.$resultgroup.'</b> ('.$resultlevel.'): </small>'.$grp_parm;
+         } else {
+             $output .= '&nbsp;';
+         }
+         $output .= '</td>';
+     } else {
+         $output .= '<td bgcolor='.$bgcolor.'>&nbsp;</td>';
+     }
+     return ($coursereply,$output,$grp_parm,$resultgroup);
+ }
+ sub parm_control_group {
+     my ($courseid,$usersgroups,$symbparm,$mapparm,$what,$courseopt) = @_;
+     my ($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
+     my $grpfound = 0;
+     my @levels = ($symbparm,$mapparm,$what);
+     my @levelnames = ('resource','map/folder','general');
+     foreach my $group (@{$usersgroups}) {
+         if ($grpfound) { last; }
+         for (my $i=0; $i<@levels; $i++) {
+             my $item = $courseid.'.['.$group.'].'.$levels[$i];
+             if (defined($$courseopt{$item})) {
+                 $coursereply = $$courseopt{$item};
+                 $resultitem = $item;
+                 $resultgroup = $group;
+                 $resultlevel = $levelnames[$i];
+                 $resulttype = $$courseopt{$item.'.type'};
+                 $grpfound = 1;
+                 last;
+             }
+         }
+     }
+     return($coursereply,$resultitem,$resultgroup,$resultlevel,$resulttype);
+ }
  =pod
- Line 737  sub extractResourceInformation {
+ Line 961  sub extractResourceInformation {
  	$$typep{$id}=$1;
  	$$keyp{$id}='';
          $$uris{$id}=$srcf;
- 	foreach (split(/\,/,&Apache::lonnet::metadata($srcf,'allpossiblekeys'))) {
+ 	foreach my $key (split(/\,/,&Apache::lonnet::metadata($srcf,'allpossiblekeys'))) {
- 	    if ($_=~/^parameter\_(.*)/) {
+ 	    next if ($key!~/^parameter_/);
- 		my $key=$_;
  # Hidden parameters
- 		if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm') {
+ 	    next if (&Apache::lonnet::metadata($srcf,$key.'.hidden') eq 'parm');
- 		    next;
- 		}
- 		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
- 		my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
- 		my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
  #
  # allparms is a hash of parameter names
  #
+ 	    my $name=&Apache::lonnet::metadata($srcf,$key.'.name');
+ 	    if (!exists($$allparms{$name}) || $$allparms{$name} =~ m/^\s*$/ ) {
+ 		my $display= &Apache::lonnet::metadata($srcf,$key.'.display');
  		my $parmdis = $display;
  		$parmdis =~ s/\[Part.*$//g;
-                 $$allparms{$name}=$parmdis;
+ 		$$allparms{$name}=$parmdis;
- 		$$defkeytype{$name}=&Apache::lonnet::metadata($srcf,$key.'.type');
+ 		if (ref($defkeytype)) {
+ 		    $$defkeytype{$name}=
+ 			&Apache::lonnet::metadata($srcf,$key.'.type');
+ 		}
+ 	    }
  #
  # allparts is a hash of all parts
  #
- 		$$allparts{$part} = "Part: $part";
+ 	    my $part= &Apache::lonnet::metadata($srcf,$key.'.part');
+ 	    $$allparts{$part} = "Part: $part";
  #
  # Remember all keys going with this resource
  #
- 		if ($$keyp{$id}) {
+ 	    if ($$keyp{$id}) {
- 		    $$keyp{$id}.=','.$key;
+ 		$$keyp{$id}.=','.$key;
- 		} else {
+ 	    } else {
- 		    $$keyp{$id}=$key;
+ 		$$keyp{$id}=$key;
- 		}
+ 	    }
  #
  # Put in order
  #
-                 unless ($$keyorder{$key}) {
+ 	    unless ($$keyorder{$key}) {
-                     $$keyorder{$key}=$keyordercnt;
+ 		$$keyorder{$key}=$keyordercnt;
-                     $keyordercnt++;
+ 		$keyordercnt++;
- 		}
  	    }
  	}
- 	$$mapp{$id}=
- 	    &Apache::lonnet::declutter($resource->enclosing_map_src());
- 	$$mapp{$mapid}=$$mapp{$id};
+ 	if (!exists($$mapp{$mapid})) {
- 	$$allmaps{$mapid}=$$mapp{$id};
+ 	    $$mapp{$id}=
- 	if ($mapid eq '1') {
+ 		&Apache::lonnet::declutter($resource->enclosing_map_src());
- 	    $$maptitles{$mapid}='Main Course Documents';
+ 	    $$mapp{$mapid}=$$mapp{$id};
+ 	    $$allmaps{$mapid}=$$mapp{$id};
+ 	    if ($mapid eq '1') {
+ 		$$maptitles{$mapid}='Main Course Documents';
+ 	    } else {
+ 		$$maptitles{$mapid}=
+ 		    &Apache::lonnet::gettitle($$mapp{$id});
+ 	    }
+ 	    $$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
+ 	    $$symbp{$mapid}=$$mapp{$id}.'___(all)';
  	} else {
- 	    $$maptitles{$mapid}=&Apache::lonnet::gettitle(&Apache::lonnet::clutter($$mapp{$id}));
+ 	    $$mapp{$id} = $$mapp{$mapid};
  	}
- 	$$maptitles{$$mapp{$id}}=$$maptitles{$mapid};
  	$$symbp{$id}=&Apache::lonnet::encode_symb($$mapp{$id},$resid,$srcf);
- 	$$symbp{$mapid}=$$mapp{$id}.'___(all)';
      }
  }
- Line 866  sub parmmenu {
+ Line 1099  sub parmmenu {
  </script>
  ENDSCRIPT
      $r->print();
-     $r->print("\n<table><tr>");
+     $r->print("\n<table id=\"LC_parm_overview_parm_menu\"><tr>");
      my $cnt=0;
      foreach $tempkey (&keysindisplayorder($allparms,$keyorder)) {
- 	$r->print("\n<td><font size='-1'><input type='checkbox' name='pscat' ");
+ 	$r->print("\n<td><label><input type='checkbox' name='pscat' ");
  	$r->print('value="'.$tempkey.'"');
  	if ($$pscat[0] eq "all" || grep $_ eq $tempkey, @{$pscat}) {
  	    $r->print(' checked');
  	}
- 	$r->print('>'.$$allparms{$tempkey}.'</font></td>');
+ 	$r->print('>'.($$allparms{$tempkey}=~/\S/ ? $$allparms{$tempkey}
+ 		                                  : $tempkey)
+ 		  .'</label></td>');
   	$cnt++;
          if ($cnt==3) {
  	    $r->print("</tr>\n<tr>");
- Line 882  ENDSCRIPT
+ Line 1117  ENDSCRIPT
  	}
      }
      $r->print('
- </tr><tr><td>
+ </tr><tr id=\"LC_parm_overview_parm_menu_selectors\"><td>
- <a href="javascript:checkall(true, \'pscat\')">Select All</a><br />
+ <a href="javascript:checkall(true, \'pscat\')">Select&nbsp;All</a><br />
- <a href="javascript:checkstandard()">Select Common Only</a>
+ <a href="javascript:checkstandard()">Select&nbsp;Common&nbsp;Only</a>
  </td><td>
- <a href="javascript:checkdates()">Add Problem Dates</a>
+ <a href="javascript:checkdates()">Add&nbsp;Problem&nbsp;Dates</a>
- <a href="javascript:checkcontdates()">Add Content Dates</a><br />
+ <a href="javascript:checkcontdates()">Add&nbsp;Content&nbsp;Dates</a><br />
- <a href="javascript:checkdisset()">Add Discussion Settings</a>
+ <a href="javascript:checkdisset()">Add&nbsp;Discussion&nbsp;Settings</a>
- <a href="javascript:checkvisi()">Add Visibilities</a><br />
+ <a href="javascript:checkvisi()">Add&nbsp;Visibilities</a><br />
- <a href="javascript:checkparts()">Add Part Parameters</a>
+ <a href="javascript:checkparts()">Add&nbsp;Part&nbsp;Parameters</a>
  </td><td>
- <a href="javascript:checkall(false, \'pscat\')">Unselect All</a>
+ <a href="javascript:checkall(false, \'pscat\')">Unselect&nbsp;All</a>
  </td>
  ');
      $r->print('</tr></table>');
- Line 906  sub partmenu {
+ Line 1141  sub partmenu {
      $r->print('>'.&mt('All Parts').'</option>');
      my %temphash=();
      foreach (@{$psprt}) { $temphash{$_}=1; }
-     foreach my $tempkey (sort keys %{$allparts}) {
+     foreach my $tempkey (sort {
+ 	if ($a==$b) { return ($a cmp $b) } else { return ($a <=> $b); }
+     } keys(%{$allparts})) {
  	unless ($tempkey =~ /\./) {
  	    $r->print('<option value="'.$tempkey.'"');
  	    if ($$psprt[0] eq "all" ||  $temphash{$tempkey}) {
- Line 919  sub partmenu {
+ Line 1156  sub partmenu {
  }
  sub usermenu {
-     my ($r,$uname,$id,$udom,$csec)=@_;
+     my ($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,$usersgroups)=@_;
      my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
          &Apache::loncommon::selectstudent_link('parmform','uname','udom');
      my $selscript=&Apache::loncommon::studentbrowser_javascript();
      my %lt=&Apache::lonlocal::texthash(
- 		    'sg'    => "Section/Group",
+ 		    'se'    => "Section",
+                     'gr'    => "Group",
  		    'fu'    => "For User",
  		    'oi'    => "or ID",
  		    'ad'    => "at Domain"
  				       );
-     my %sectionhash=();
      my $sections='';
-     if (&Apache::loncommon::get_sections(
+     my %sectionhash = &Apache::loncommon::get_sections();
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
-                  $env{'course.'.$env{'request.course.id'}.'.num'},
+     my $groups;
- 					 \%sectionhash)) {
+     my %grouphash = &Apache::longroup::coursegroups();
-         $sections=$lt{'sg'}.': <select name="csec">';
- 	foreach ('',sort keys %sectionhash) {
+     if (%sectionhash) {
- 	    $sections.='<option value="'.$_.'"'.
+         $sections=$lt{'se'}.': <select name="csec"';
- 		($_ eq $csec?'selected="selected"':'').'>'.$_.'</option>';
+         if (%grouphash && $parmlev ne 'full') {
+             $sections .= qq| onchange="group_or_section('csec')" |;
+         }
+         $sections .= '>';
+ 	foreach my $section ('',sort keys %sectionhash) {
+ 	    $sections.='<option value="'.$section.'" '.
+ 		($section eq $csec?'selected="selected"':'').'>'.$section.
+                                                               '</option>';
          }
          $sections.='</select>';
-      }
+     }
-      $r->print(<<ENDMENU);
+     if (%sectionhash && %grouphash && $parmlev ne 'full') {
+         $sections .= '&nbsp;or&nbsp;';
+         $sections .= qq|
+ <script type="text/javascript">
+ function group_or_section(caller) {
+    if (caller == "cgroup") {
+        if (document.parmform.cgroup.selectedIndex != 0) {
+            document.parmform.csec.selectedIndex = 0;
+        }
+    } else {
+        if (document.parmform.csec.selectedIndex != 0) {
+            document.parmform.cgroup.selectedIndex = 0;
+        }
+    }
+ }
+ </script>
+ |;
+     } else {
+         $sections .= qq|
+ <script type="text/javascript">
+ function group_or_section(caller) {
+     return;
+ }
+ </script>
+ |;
+     }
+     if (%grouphash) {
+         $groups=$lt{'gr'}.': <select name="cgroup"';
+         if (%sectionhash && $env{'form.action'} eq 'settable') {
+             $groups .= qq| onchange="group_or_section('cgroup')" |;
+         }
+         $groups .= '>';
+         foreach my $grp ('',sort keys %grouphash) {
+             $groups.='<option value="'.$grp.'" ';
+             if ($grp eq $cgroup) {
+                 unless ((defined($uname)) && ($grp eq '')) {
+                     $groups .=  'selected="selected" ';
+                 }
+             } elsif (!defined($cgroup)) {
+                 if (@{$usersgroups} == 1) {
+                     if ($grp eq $$usersgroups[0]) {
+                         $groups .=  'selected="selected" ';
+                     }
+                 }
+             }
+             $groups .= '>'.$grp.'</option>';
+         }
+         $groups.='</select>';
+     }
+     $r->print(<<ENDMENU);
  <b>
  $sections
+ $groups
  <br />
  $lt{'fu'}
  <input type="text" value="$uname" size="12" name="uname" />
- Line 968  sub displaymenu {
+ Line 1263  sub displaymenu {
  sub mapmenu {
      my ($r,$allmaps,$pschp,$maptitles)=@_;
-     $r->print(&mt('Select Enclosing Map or Folder').' ');
+     $r->print('<b>'.&mt('Select Enclosing Map or Folder').'</b> ');
      $r->print('<select name="pschp">');
      $r->print('<option value="all">'.&mt('All Maps or Folders').'</option>');
      foreach (sort {$$allmaps{$a} cmp $$allmaps{$b}} keys %{$allmaps}) {
- Line 981  sub mapmenu {
+ Line 1276  sub mapmenu {
  sub levelmenu {
      my ($r,$alllevs,$parmlev)=@_;
-     $r->print(&mt('Select Parameter Level').
+     $r->print('<b>'.&mt('Select Parameter Level').
- 	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').' ');
+ 	      &Apache::loncommon::help_open_topic('Course_Parameter_Levels').'</b> ');
      $r->print('<select name="parmlev">');
      foreach (reverse sort keys %{$alllevs}) {
  	$r->print('<option value="'.$$alllevs{$_}.'"');
- Line 997  sub levelmenu {
+ Line 1292  sub levelmenu {
  sub sectionmenu {
      my ($r,$selectedsections)=@_;
-     my %sectionhash=();
+     my %sectionhash = &Apache::loncommon::get_sections();
+     return if (!%sectionhash);
-     if (&Apache::loncommon::get_sections(
+     $r->print('<select name="Section" multiple="true" size="8" >');
-                  $env{'course.'.$env{'request.course.id'}.'.domain'},
+     foreach my $s ('all',sort keys %sectionhash) {
-                  $env{'course.'.$env{'request.course.id'}.'.num'},
+ 	$r->print('    <option value="'.$s.'"');
- 					 \%sectionhash)) {
+ 	foreach (@{$selectedsections}) {
- 	$r->print('<select name="Section" multiple="true" size="8" >');
+ 	    if ($s eq $_) {
- 	foreach my $s ('all',sort keys %sectionhash) {
+ 		$r->print(' selected');
- 	    $r->print('    <option value="'.$s.'"');
+ 		last;
- 	    foreach (@{$selectedsections}) {
- 		if ($s eq $_) {
- 		    $r->print(' selected');
- 		    last;
- 		}
  	    }
- 	    $r->print('>'.$s."</option>\n");
  	}
- 	$r->print("</select>\n");
+ 	$r->print('>'.$s."</option>\n");
      }
+     $r->print("</select>\n");
  }
+ sub groupmenu {
+     my ($r,$selectedgroups)=@_;
+     my %grouphash = &Apache::longroup::coursegroups();
+     return if (!%grouphash);
+     $r->print('<select name="Group" multiple="true" size="8" >');
+     foreach my $group (sort(keys(%grouphash))) {
+ 	$r->print('    <option value="'.$group.'"');
+ 	foreach (@{$selectedgroups}) {
+ 	    if ($group eq $_) {
+ 		$r->print(' selected');
+ 		last;
+ 	    }
+ 	}
+ 	$r->print('>'.$group."</option>\n");
+     }
+     $r->print("</select>\n");
+ }
  sub keysplit {
      my $keyp=shift;
      return (split(/\,/,$keyp));
- Line 1030  sub keysinorder {
+ Line 1341  sub keysinorder {
      } (keys %{$name});
  }
+ sub keysinorder_bytype {
+     my ($name,$keyorder)=@_;
+     return sort {
+ 	my $ta=(split('_',$a))[-1];
+ 	my $tb=(split('_',$b))[-1];
+ 	if ($$keyorder{'parameter_0_'.$ta} == $$keyorder{'parameter_0_'.$tb}) {
+ 	    return ($a cmp $b);
+ 	}
+ 	$$keyorder{'parameter_0_'.$ta} <=> $$keyorder{'parameter_0_'.$tb};
+     } (keys %{$name});
+ }
  sub keysindisplayorder {
      my ($name,$keyorder)=@_;
      return sort {
- Line 1039  sub keysindisplayorder {
+ Line 1362  sub keysindisplayorder {
  sub sortmenu {
      my ($r,$sortorder)=@_;
-     $r->print('<br /><input type="radio" name="sortorder" value="realmstudent"');
+     $r->print('<br /><label><input type="radio" name="sortorder" value="realmstudent"');
      if ($sortorder eq 'realmstudent') {
         $r->print(' checked="on"');
      }
      $r->print(' />'.&mt('Sort by realm first, then student (group/section)'));
-     $r->print('<br /><input type="radio" name="sortorder" value="studentrealm"');
+     $r->print('</label><br /><label><input type="radio" name="sortorder" value="studentrealm"');
      if ($sortorder eq 'studentrealm') {
         $r->print(' checked="on"');
      }
-     $r->print(' />'.&mt('Sort by student (group/section) first, then realm'));
+     $r->print(' />'.&mt('Sort by student (group/section) first, then realm').
+ 	      '</label>');
  }
  sub standardkeyorder {
- Line 1125  sub assessparms {
+ Line 1449  sub assessparms {
      my $udom;
      my $uhome;
      my $csec;
+     my $cgroup;
+     my @usersgroups = ();
      my $coursename=$env{'course.'.$env{'request.course.id'}.'.description'};
- Line 1146  sub assessparms {
+ Line 1472  sub assessparms {
      my $message='';
      $csec=$env{'form.csec'};
+     $cgroup=$env{'form.cgroup'};
      if      ($udom=$env{'form.udom'}) {
      } elsif ($udom=$env{'request.role.domain'}) {
- Line 1194  sub assessparms {
+ Line 1521  sub assessparms {
  	    $id='';
  	} else {
  	    $message=
- 		"<font color=red>".&mt("Unknown ID")." '$id' ".
+ 		'<span class="LC_error">'.&mt("Unknown ID")." '$id' ".
- 		&mt('at domain')." '$udom'</font>";
+ 		&mt('at domain')." '$udom'</span>";
  	}
      } else {
  	$uname=$env{'form.uname'};
- Line 1206  sub assessparms {
+ Line 1533  sub assessparms {
  	$uhome=&Apache::lonnet::homeserver($uname,$udom);
          if ($uhome eq 'no_host') {
  	    $message=
- 		"<font color=red>".&mt("Unknown user")." '$uname' ".
+ 		'<span class="LC_error">'.&mt("Unknown user")." '$uname' ".
- 		&mt("at domain")." '$udom'</font>";
+ 		&mt("at domain")." '$udom'</span>";
  	    $uname='';
          } else {
  	    $csec=&Apache::lonnet::getsection($udom,$uname,
  					      $env{'request.course.id'});
  	    if ($csec eq '-1') {
- 		$message="<font color=red>".
+ 		$message='<span class="LC_error">'.
  		    &mt("User")." '$uname' ".&mt("at domain")." '$udom' ".
- 		    &mt("not in this course")."</font>";
+ 		    &mt("not in this course")."</span>";
  		$uname='';
  		$csec=$env{'form.csec'};
+                 $cgroup=$env{'form.cgroup'};
  	    } else {
  		my %name=&Apache::lonnet::userenvironment($udom,$uname,
  		      ('firstname','middlename','lastname','generation','id'));
  		$message="\n<p>\n".&mt("Full Name").": ".
  		    $name{'firstname'}.' '.$name{'middlename'}.' '
  			.$name{'lastname'}.' '.$name{'generation'}.
- 			    "<br>\n".&mt('ID').": ".$name{'id'}.'<p>';
+ 			    "<br />\n".&mt('ID').": ".$name{'id'}.'<p>';
  	    }
+             @usersgroups = &Apache::lonnet::get_users_groups(
+                                        $udom,$uname,$env{'request.course.id'});
+             if (@usersgroups > 0) {
+                 unless (grep(/^\Q$cgroup\E$/,@usersgroups)) {
+                     $cgroup = $usersgroups[0];
+                 }
+             }
          }
      }
      unless ($csec) { $csec=''; }
+     unless ($cgroup) { $cgroup=''; }
  # --------------------------------------------------------- Get all assessments
      &extractResourceInformation(\@ids, \%typep,\%keyp, \%allparms, \%allparts, \%allmaps,
- Line 1248  sub assessparms {
+ Line 1585  sub assessparms {
  	    $message.=&storeparm(split(/\&/,$markers[$i]),
  				 $values[$i],
  				 $types[$i],
- 				 $uname,$udom,$csec);
+ 				 $uname,$udom,$csec,$cgroup);
  	}
  # ---------------------------------------------------------------- Done storing
  	$message.='<h3>'.&mt('Changes can take up to 10 minutes before being active for all students.').&Apache::loncommon::help_open_topic('Caching').'</h3>';
- Line 1264  sub assessparms {
+ Line 1601  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 (!$pssymb) {
- Line 1279  sub assessparms {
+ Line 1617  sub assessparms {
  	&displaymenu($r,\%allparms,\%allparts,\@pscat,\@psprt,\%keyorder);
      } else {
          my ($map,$id,$resource)=&Apache::lonnet::decode_symb($pssymb);
-         $r->print(&mt('Specific Resource').": ".$resource.
+ 	my $title = &Apache::lonnet::gettitle($pssymb);
-                   '<input type="hidden" value="'.$pssymb.'" name="symb"><br />');
+         $r->print(&mt('Specific Resource: [_1] ([_2])',$title,$resource).
+                   '<input type="hidden" value="'.$pssymb.'" name="symb" />'.
+ 		  '<br /><label><b>'.&mt('Show all parts').': <input type="checkbox" name="psprt" value="all"'.
+ 		  ($env{'form.psprt'}?' checked="checked"':'').' /></b></label><br />');
      }
-     &usermenu($r,$uname,$id,$udom,$csec);
+     &usermenu($r,$uname,$id,$udom,$csec,$cgroup,$parmlev,\@usersgroups);
      $r->print('<p>'.$message.'</p>');
- Line 1304  sub assessparms {
+ Line 1645  sub assessparms {
          if ($parmlev eq 'full') {
             my $coursespan=$csec?8:5;
+            my $userspan=3;
+            if ($cgroup ne '') {
+               $coursespan += 3;
+            }
             $r->print('<p><table border=2>');
             $r->print('<tr><td colspan=5></td>');
             $r->print('<th colspan='.($coursespan).'>'.&mt('Any User').'</th>');
             if ($uname) {
-                $r->print("<th colspan=3 rowspan=2>");
+                if (@usersgroups > 1) {
+                    $userspan ++;
+                }
+                $r->print('<th colspan="'.$userspan.'" rowspan="2">');
                 $r->print(&mt("User")." $uname ".&mt('at Domain')." $udom</th>");
             }
  	   my %lt=&Apache::lonlocal::texthash(
- Line 1330  sub assessparms {
+ Line 1679  sub assessparms {
  					      );
             $r->print(<<ENDTABLETWO);
  <th rowspan=3>$lt{'pie'}</th>
- <th rowspan=3>$lt{'csv'}<br>($csuname $lt{'at'} $csudom)</th>
+ <th rowspan=3>$lt{'csv'}<br />($csuname $lt{'at'} $csudom)</th>
  </tr><tr><td colspan=5></td><th colspan=2>$lt{'ic'}</th><th colspan=2>$lt{'rl'}</th>
  <th colspan=1>$lt{'ic'}</th>
  ENDTABLETWO
             if ($csec) {
                  $r->print("<th colspan=3>".
- 			  &mt("in Section/Group")." $csec</th>");
+ 			  &mt("in Section")." $csec</th>");
+            }
+            if ($cgroup) {
+                 $r->print("<th colspan=3>".
+                           &mt("in Group")." $cgroup</th>");
             }
             $r->print(<<ENDTABLEHEADFOUR);
  </tr><tr><th>$lt{'aut'}</th><th>$lt{'type'}</th>
- Line 1350  ENDTABLEHEADFOUR
+ Line 1703  ENDTABLEHEADFOUR
                 $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
             }
+            if ($cgroup) {
+                $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
+            }
             if ($uname) {
+                if (@usersgroups > 1) {
+                    $r->print('<th>'.&mt('Control by other group?').'</th>');
+                }
                 $r->print('<th>'.&mt('general').'</th><th>'.&mt('for Enclosing Map or Folder').'</th><th>'.&mt('for Resource').'</th>');
             }
- Line 1358  ENDTABLEHEADFOUR
+ Line 1718  ENDTABLEHEADFOUR
             my $defbgone='';
             my $defbgtwo='';
+            my $defbgthree = '';
             foreach (@ids) {
- Line 1379  ENDTABLEHEADFOUR
+ Line 1740  ENDTABLEHEADFOUR
                      } else {
                          $defbgtwo='"#FFFF99"';
                      }
+                     if ($defbgthree eq '"#FFBB99"') {
+                         $defbgthree='"#FFBBDD"';
+                     } else {
+                         $defbgthree='"#FFBB99"';
+                     }
                      my $thistitle='';
                      my %name=   ();
                      undef %name;
- Line 1404  ENDTABLEHEADFOUR
+ Line 1771  ENDTABLEHEADFOUR
                      my $totalparms=scalar keys %name;
                      if ($totalparms>0) {
                          my $firstrow=1;
- 			my $title=&Apache::lonnet::gettitle($uri);
+ 			my $title=&Apache::lonnet::gettitle($symbp{$rid});
                          $r->print('<tr><td bgcolor='.$defbgone.
                               ' rowspan='.$totalparms.
                               '><tt><font size=-1>'.
                               join(' / ',split(/\//,$uri)).
                               '</font></tt><p><b>'.
                               "<a href=\"javascript:openWindow('".
- 				  &Apache::lonnet::clutter($uri).
+ 				  &Apache::lonnet::clutter($uri).'?symb='.
-                              "', 'metadatafile', '450', '500', 'no', 'yes')\";".
+ 				  &escape($symbp{$rid}).
-                              " TARGET=_self>$title");
+                              "', 'metadatafile', '450', '500', 'no', 'yes');\"".
+                              " target=\"_self\">$title");
                          if ($thistitle) {
                              $r->print(' ('.$thistitle.')');
- Line 1425  ENDTABLEHEADFOUR
+ Line 1793  ENDTABLEHEADFOUR
                          $r->print('<td bgcolor='.$defbgone.
                                        ' rowspan='.$totalparms.
-                                       '><tt><font size=-1>');
+                                       '>'.$maptitles{$mapp{$rid}}.'</td>');
-                         $r->print(' / res / ');
-                         $r->print(join(' / ', split(/\//,$mapp{$rid})));
-                         $r->print('</font></tt></td>');
+                         foreach (&keysinorder_bytype(\%name,\%keyorder)) {
-                         foreach (&keysinorder(\%name,\%keyorder)) {
                              unless ($firstrow) {
                                  $r->print('<tr>');
                              } else {
                                  undef $firstrow;
                              }
                              &print_row($r,$_,\%part,\%name,\%symbp,$rid,\%default,
                                         \%type,\%display,$defbgone,$defbgtwo,
-                                        $parmlev,$uname,$udom,$csec);
+                                        $defbgthree,$parmlev,$uname,$udom,$csec,
+                                                             $cgroup,\@usersgroups);
                          }
                      }
                  }
- Line 1453  ENDTABLEHEADFOUR
+ Line 1816  ENDTABLEHEADFOUR
          if ($parmlev eq 'map') {
              my $defbgone = '"E0E099"';
              my $defbgtwo = '"FFFF99"';
+             my $defbgthree = '"FFBB99"';
              my %maplist;
- Line 1524  Set Defaults for All Resources in $folde
+ Line 1888  Set Defaults for All Resources in $folde
  Specifically for
  ENDMAPONE
                  if ($uname) {
-                     my %name=&Apache::lonnet::userenvironment($udom,$uname,
+ 		    my $person=&Apache::loncommon::plainname($uname,$udom);
-                       ('firstname','middlename','lastname','generation', 'id'));
-                     my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
-                            .$name{'lastname'}.' '.$name{'generation'};
                      $r->print(&mt("User")." <font color=\"red\"><i>$uname \($person\) </i></font> ".
                          &mt('in')." \n");
                  } else {
                      $r->print("<font color=\"red\"><i>".&mt('all').'</i></font> '.&mt('users in')." \n");
                  }
+                 if ($cgroup) {
-                 if ($csec) {$r->print(&mt("Section")." <font color=\"red\"><i>$csec</i></font> ".
+                     $r->print(&mt("Group")." <font color=\"red\"><i>$cgroup".
- 				      &mt('of')." \n")};
+                               "</i></font> ".&mt('of')." \n");
+                     $csec = '';
+                 } elsif ($csec) {
+                     $r->print(&mt("Section")." <font color=\"red\"><i>$csec".
+                               "</i></font> ".&mt('of')." \n");
+                 }
                  $r->print("<font color=\"red\"><i>$coursename</i></font><br />");
                  $r->print("</h4>\n");
  #---------------------------------------------------------------- print table
- Line 1548  ENDMAPONE
+ Line 1913  ENDMAPONE
  	        foreach (&keysinorder(\%name,\%keyorder)) {
                      $r->print('<tr>');
                      &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                            \%type,\%display,$defbgone,$defbgtwo,
+                            \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
-                            $parmlev,$uname,$udom,$csec);
+                            $parmlev,$uname,$udom,$csec,$cgroup);
                  }
                  $r->print("</table></center>");
              } # end each map
- Line 1558  ENDMAPONE
+ Line 1923  ENDMAPONE
          if ($parmlev eq 'general') {
              my $defbgone = '"E0E099"';
              my $defbgtwo = '"FFFF99"';
+             my $defbgthree = '"FFBB99"';
  #-------------------------------------------- for each map, gather information
              my $mapid="0.0";
- Line 1605  ENDMAPONE
+ Line 1971  ENDMAPONE
  <font color="red"><i>$coursename</i></font><br />
  ENDMAPONE
              if ($uname) {
-                 my %name=&Apache::lonnet::userenvironment($udom,$uname,
+ 		my $person=&Apache::loncommon::plainname($uname,$udom);
-                   ('firstname','middlename','lastname','generation', 'id'));
-                 my $person=$name{'firstname'}.' '.$name{'middlename'}.' '
-                        .$name{'lastname'}.' '.$name{'generation'};
                  $r->print(" ".&mt("User")."<font color=\"red\"> <i>$uname \($person\) </i></font> \n");
              } else {
                  $r->print("<i><font color=\"red\"> ".&mt("ALL")."</i> ".&mt("USERS")."</font> \n");
              }
              if ($csec) {$r->print(&mt("Section")."<font color=\"red\"> <i>$csec</i></font>\n")};
+             if ($cgroup) {$r->print(&mt("Group")."<font color=\"red\"> <i>$cgroup</i></font>\n")};
              $r->print("</h4>\n");
  #---------------------------------------------------------------- print table
              $r->print('<p><table border="2">');
- Line 1625  ENDMAPONE
+ Line 1989  ENDMAPONE
  	    foreach (&keysinorder(\%name,\%keyorder)) {
                  $r->print('<tr>');
                  &print_row($r,$_,\%part,\%name,\%symbp,$mapid,\%default,
-                        \%type,\%display,$defbgone,$defbgtwo,$parmlev,$uname,$udom,$csec);
+                        \%type,\%display,$defbgone,$defbgtwo,$defbgthree,
+                                    $parmlev,$uname,$udom,$csec,$cgroup);
              }
              $r->print("</table></center>");
          } # end of $parmlev eq general
      }
-     $r->print('</form></body></html>');
+     $r->print('</form>'.&Apache::loncommon::end_page());
  } # end sub assessparms
- Line 1655  Returns: nothing
+ Line 2020  Returns: nothing
  sub crsenv {
      my $r=shift;
      my $setoutput='';
-     my $bodytag=&Apache::loncommon::bodytag(
-                              'Set Course Environment Parameters');
+     my $breadcrumbs =
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,
+ 	&Apache::lonhtmlcommon::breadcrumbs('Edit Course Environment');
- 						    'Edit Course Environment');
      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my (%crsinfo,$chome);
      #
      # Go through list of changes
      foreach (keys %env) {
- Line 1681  sub crsenv {
+ Line 2047  sub crsenv {
                  ('environment',
                   {'top level map backup '.$bkuptime => $tmp[1] },
                   $dom,$crs).
-                      '<br>';
+                      '<br />';
          }
          #
          # Deal with modified default spreadsheets
- Line 1709  sub crsenv {
+ Line 2075  sub crsenv {
          if ($name =~ /^default_enrollment_(start|end)_date$/) {
              $value=&Apache::lonhtmlcommon::get_date_from_form($name.'_value');
          }
+ 	#
+         # Deal with the emails
+         if ($name =~ /\.email$/) {
+ 	    foreach my $specifier (split(',',$value)) {
+ 		my ($user,$sections_or_groups)=
+ 		    ($specifier=~/^([^\(]+)\(([^\)]+)\)/);
+ 		if (!$sections_or_groups) {
+ 		    $user = $specifier;
+ 		}
+ 		my ($name,$domain) = split(':',$user);
+ 		if (!defined($user) || !defined($domain)) {
+ 		    $setoutput.= '<br /> <span class="LC_error">'.
+ 			&mt("Invalid email address specified, address must be of the form username:domain what was specified was ([_1])",$user).
+ 			'</span>';
+ 		    undef($value);
+ 		} elsif (&Apache::lonnet::homeserver($user,$domain) eq 'no_host') {
+ 		    $setoutput.= '<br /> <span class="LC_error">'.
+ 			&mt("Invalid email address specified, user [_1] is unknown.",$name).
+ 			'</span>';
+ 		    undef($value);
+ 		}
+ 	    }
+         }
          # Get existing cloners
          my @oldcloner = ();
          if ($name eq 'cloners') {
- Line 1722  sub crsenv {
+ Line 2111  sub crsenv {
          #
          # Let the user know we made the changes
          if ($name && defined($value)) {
+             my %failed_cloners;
              if ($name eq 'cloners') {
+                 $value =~ s/\s//g;
                  $value =~ s/^,//;
                  $value =~ s/,$//;
+                 # check requested clones are valid users.
+                 %failed_cloners = &check_cloners(\$value,\@oldcloner);
              }
              my $put_result = &Apache::lonnet::put('environment',
                                                    {$name=>$value},$dom,$crs);
              if ($put_result eq 'ok') {
-                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>'.$value.'</b>.<br />';
+                 $setoutput.=&mt('Set').' <b>'.$name.'</b> '.&mt('to').' <b>';
+                 if ($name =~ /^default_enrollment_(start|end)_date$/) {
+                     $setoutput .= &Apache::lonlocal::locallocaltime($value);
+                 } else {
+                     $setoutput .= $value;
+                 }
+                 $setoutput .= '</b>.<br />';
                  if ($name eq 'cloners') {
                      &change_clone($value,\@oldcloner);
                  }
-                 # Flush the course logs so course description is immediately updated
+                 # Update environment and nohist_courseids.db
+                 if ($name eq 'description' || $name eq 'cloners') {
+                     if ($chome eq '') {
+                         %crsinfo =
+                             &Apache::lonnet::courseiddump($dom,'.',1,'.','.',
+                                                  $crs,undef,undef,'Course');
+                         $chome = &Apache::lonnet::homeserver($crs,$dom);
+                     }
+                 }
                  if ($name eq 'description' && defined($value)) {
-                     &Apache::lonnet::flushcourselogs();
+                     &Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.description' => $value});
+                     if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
+                         $crsinfo{$env{'request.course.id'}}{'description'} = $value;
+                         my $putresult =
+                             &Apache::lonnet::courseidput($dom,\%crsinfo,
+                                                          $chome,'notime');
+                     }
+                 }
+                 if ($name eq 'cloners') {
+                     if (ref($crsinfo{$env{'request.course.id'}}) eq 'HASH') {
+                         $crsinfo{$env{'request.course.id'}}{'cloners'} = $value;
+                         my $putresult =
+                             &Apache::lonnet::courseidput($dom,\%crsinfo,
+                                                          $chome,'notime');
+                     }
                  }
              } else {
                  $setoutput.=&mt('Unable to set').' <b>'.$name.'</b> '.&mt('to').
  		    ' <b>'.$value.'</b> '.&mt('due to').' '.$put_result.'.<br />';
              }
+             if (($name eq 'cloners') && (keys(%failed_cloners) > 0)) {
+                 $setoutput.= &mt('Unable to include').': ';
+                 my @fails;
+                 my $num = 0;
+                 if (defined($failed_cloners{'format'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'format'}.
+                                   '</b>, '.&mt('reason').' - '.
+                                   &mt('Invalid format');
+                     $num ++;
+                 }
+                 if (defined($failed_cloners{'domain'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'domain'}.
+                                   '</b>, '.&mt('reason').' - '.
+                                   &mt('Domain does not exist');
+                     $num ++;
+                 }
+                 if (defined($failed_cloners{'newuser'})) {
+                     $fails[$num] .= '<b>'.$failed_cloners{'newuser'}.                                   '</b>, '.&mt('reason').' - '.
+                         &mt('LON-CAPA user(s) do(es) not exist.').
+                         '.<br />'.&mt('Please ').
+                         ' <a href="/adm/createuser">'.
+                         &mt('add the user(s)').'</a>, '.
+                         &mt('and then return to the ').
+                         '<a href="/adm/parmset?action=crsenv">'.
+                         &mt('Course Parameters page').'</a> '.
+                         &mt('to add the new user(s) to the list of possible cloners');
+                 }
+                 $setoutput .= join(';&nbsp;&nbsp;',@fails).'.<br />';
+             }
          }
      }
+     my $start_table     =&Apache::loncommon::start_data_table();
+     my $start_header_row=&Apache::loncommon::start_data_table_header_row();
+     my $end_header_row  =&Apache::loncommon::end_data_table_header_row();
  # ------------------------- Re-init course environment entries for this session
-     &Apache::lonnet::coursedescription($env{'request.course.id'});
+     &Apache::lonnet::coursedescription($env{'request.course.id'},
+ 				       {'freshen_cache' => 1});
  # -------------------------------------------------------- Get parameters again
- Line 1755  sub crsenv {
+ Line 2210  sub crsenv {
      my $output='';
      if (! exists($values{'con_lost'})) {
          my %descriptions=
- 	    ('url'            => '<b>'.&mt('Top Level Map').'</b> '.
+ 	    ('url'            => '<b>'.&mt('Top Level Map').'</b><br />'.
                                   '<a href="javascript:openbrowser'.
                                   "('envform','url','sequence')\">".
-                                  &mt('Select Map').'</a><br /><font color=red> '.
+                                  &mt('Select Map').'</a><br /><span class="LC_warning"> '.
-                                  &mt('Modification may make assessment data inaccessible').
+                                  &mt('Modification may make assessment data inaccessible!').
-                                  '</font>',
+                                  '</span>',
               'description'    => '<b>'.&mt('Course Description').'</b>',
               'courseid'       => '<b>'.&mt('Course ID or number').
                                   '</b><br />'.
-                                  '('.&mt('internal').', '.&mt('optional').')',
+                                  '('.&mt('internal, optional').')',
-              'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br /><tt>(user:domain,user:domain)</tt><br />'.&mt('Users with active Course Coordinator role in the course automatically have the right to clone it, and can be omitted from list.'),
+              'cloners'        => '<b>'.&mt('Users allowed to clone course').'</b><br />'
+                                 .'("<tt>'.&mt('user:domain,user:domain,*:domain').'</tt>")<br />'
+                                 .&mt('Users with active Course Coordinator role in this course are permitted to clone and need not be included.').'<br />'
+                                 .&mt('Use [_1] to allow course to be cloned by anyone in the specified domain.','"<tt>*:domain</tt>"').'<br />'
+                                 .&mt('Use [_1] to allow unrestricted cloning in all domains.','"<tt>*</tt>"'),
               'grading'        => '<b>'.&mt('Grading').'</b><br />'.
-                                  '<tt>"standard", "external", or "spreadsheet"</tt> '.&Apache::loncommon::help_open_topic('GradingOptions'),
+                                  &mt('[_1], [_2], or [_3]','"<tt>standard</tt>"','"<tt>external</tt>"','"<tt>spreadsheet</tt>"').&Apache::loncommon::help_open_topic('GradingOptions'),
-              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b> '.
+ 	     'task_grading'   => '<b>'.&mt('Bridge Task Grading').'</b><br />'
+                                 .&mt('Instructors and TAs in sections, when grading bridge tasks, should be allowed to grade other sections.').'<br />'
+                                 .'('.&mt('[_1]: they are allowed (this is the default). [_2]: no, they can only grade their own section.','"<tt>any</tt>"','"<tt>section</tt>"').')',
+              'default_xml_style' => '<b>'.&mt('Default XML Style File').'</b><br />'.
                      '<a href="javascript:openbrowser'.
                      "('envform','default_xml_style'".
-                     ",'sty')\">$SelectStyleFile</a><br>",
+                     ",'sty')\">$SelectStyleFile</a><br />",
-              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').
+              'question.email' => '<b>'.&mt('Feedback Addresses for Resource Content Question').'</b><br />'
-                                  '</b><br />(<tt>user:domain,'.
+                                 .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-                                  'user:domain(section;section;...;*;...),...</tt>)',
+              'question.email.text' => '<b>'.&mt('Custom Text for Resource Content Question Option in Feedback').'</b>',
-              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'.
+              'comment.email'  => '<b>'.&mt('Feedback Addresses for Course Content Comments').'</b><br />'
-                                  '(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+                                 .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b>'.
+              'comment.email.text' => '<b>'.&mt('Custom Text for Course Content Option in Feedback').'</b>',
-                                  '<br />(<tt>user:domain,user:domain(section;section;...;*;...),...</tt>)',
+              'policy.email'   => '<b>'.&mt('Feedback Addresses for Course Policy').'</b><br />'
-              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'.
+                                  .'("<tt>'.&mt('user:domain,user:domain(section;section;...;*;...),...').'</tt>")',
-                                  '('.&mt('"[_1]" for default hiding','<tt>yes</tt>').')',
+              'policy.email.text' => '<b>'.&mt('Custom Text for Course Policy Option in Feedback').'</b>',
-              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'.
+              'hideemptyrows'  => '<b>'.&mt('Hide Empty Rows in Spreadsheets').'</b><br />'
-                                  '('.&mt('"[_1]" for visible separation','<tt>yes</tt>').', '.
+                                 .'('.&mt('[_1] for default hiding','"<tt>yes</tt>"').')',
-                                  &mt('changes will not show until next login').')',
+              'pageseparators'  => '<b>'.&mt('Visibly Separate Items on Pages').'</b><br />'
-              'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b>'.&mt('("all":students can view all sections,"section":students can only view their own section.blank or "disabled" prevents student view.'),
+                                  .'('.&mt('[_1] for visible separation.','"<tt>yes</tt>"').' '
+                                  .&mt('Changes will not show until next login.').')',
-              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').
+              'student_classlist_view' => '<b>'.&mt('Allow students to view classlist.').'</b><br />'
-                                   '</b><br />"<tt>st</tt>": '.
+                                         .'('.&mt('[_1]: students can view all sections. [_2]: students can only view their own section. blank or [_3] prevents student view.','"<tt>all</tt>"','"<tt>section</tt>"','"<tt>disabled</tt>"').')',
-                                   &mt('student').', "<tt>ta</tt>": '.
+              'student_classlist_portfiles' => '<b>'.&mt('Include link to accessible portfolio files').'</b><br />'
-                                   'TA, "<tt>in</tt>": '.
+                                              .'('.&mt('[_1] for link to each a listing of each student\'s files.','"<tt>yes</tt>"').')',
-                                   &mt('instructor').';<br /><tt>'.&mt('role,role,...').'</tt>) '.
+              'student_classlist_opt_in' => '<b>'.&mt("Student's agreement needed for listing in student-viewable roster").'</b><br />'
- 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
+                                            .'('.&mt('[_1] to require students to opt-in to listing in the roster (on the roster page).','"<tt>yes</tt>"').')',
+              'plc.roles.denied'=> '<b>'.&mt('Disallow live chatroom use for Roles').'</b><br />'
+                                  .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
+                                  .'("<tt>'.&mt('role,role,...').'</tt>") '
+ 	                         .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
               'plc.users.denied' =>
                            '<b>'.&mt('Disallow live chatroom use for Users').'</b><br />'.
-                                  '(<tt>user:domain,user:domain,...</tt>)',
+                                   '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
-              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').
+              'pch.roles.denied'=> '<b>'.&mt('Disallow Resource Discussion for Roles').'</b><br />'
-                                   '</b><br />"<tt>st</tt>": '.
+                                  .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"')
-                                   'student, "<tt>ta</tt>": '.
+                                  .'("<tt>'.&mt('role,role,...').'</tt>") '
-                                   'TA, "<tt>in</tt>": '.
+                                  .Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
-                                   'instructor;<br /><tt>role,role,...</tt>) '.
- 	       Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
               'pch.users.denied' =>
                            '<b>'.&mt('Disallow Resource Discussion for Users').'</b><br />'.
-                                  '(<tt>user:domain,user:domain,...</tt>)',
+                                  '("<tt>'.&mt('user:domain,user:domain,...').'</tt>")',
               'spreadsheet_default_classcalc'
                   => '<b>'.&mt('Default Course Spreadsheet').'</b> '.
                      '<a href="javascript:openbrowser'.
                      "('envform','spreadsheet_default_classcalc'".
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
               'spreadsheet_default_studentcalc'
-                  => '<b>'.&mt('Default Student Spreadsheet').'</b> '.
+                  => '<b>'.&mt('Default Student Spreadsheet').'</b><br />'.
                      '<a href="javascript:openbrowser'.
                      "('envform','spreadsheet_default_calc'".
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
- Line 1822  sub crsenv {
+ Line 2286  sub crsenv {
                      ",'spreadsheet')\">$SelectSpreadsheetFile</a><br />",
  	     'allow_limited_html_in_feedback'
  	         => '<b>'.&mt('Allow limited HTML in discussion posts').'</b><br />'.
- 	            '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
+ 	            '('.&mt('Set value to [_1] to allow.','"<tt>yes</tt>"').')',
               'allow_discussion_post_editing'
-                  => '<b>'.&mt('Allow users to edit/delete their own discussion posts').'</b><br />'.
+                  => '<b>'.&mt('Allow users with specified roles to edit/delete their own discussion posts').'</b><br />'
-                     '('.&mt('Set value to "[_1]" to allow',"<tt>yes</tt>").')',
+                    .'('.&mt('[_1]: student, [_2]: TA, [_3]: instructor','"<tt>st</tt>"','"<tt>ta</tt>"','"<tt>in</tt>"').')<br />'
+                    .'('.&mt('Set value to [_1] to allow all roles.','"<tt>yes</tt>"').')'
+                    .'("<tt>'.&mt('role:section,role:section,...').'</tt>")<br />'
+                    .'('.&mt('Example: "<tt>st:001,st:002,in,cc</tt>" would permit students in sections 001 and 002 and instructors in any section, and course coordinators to edit their own posts.').')',
  	     'rndseed'
- 	         => '<b>'.&mt('Randomization algorithm used').'</b> <br />'.
+ 	         => '<b>'.&mt('Randomization algorithm used').'</b><br />'
-                     '<font color="red">'.&mt('Modifying this will make problems').' '.
+                    .'<span class="LC_error">'
-                     &mt('have different numbers and answers').'</font>',
+                    .&mt('Modifying this will make problems have different numbers and answers!')
+                    .'</span>',
  	     'receiptalg'
  	         => '<b>'.&mt('Receipt algorithm used').'</b> <br />'.
                      &mt('This controls how receipt numbers are generated.'),
               'suppress_tries'
-                  => '<b>'.&mt('Suppress number of tries in printing').'</b>('.
+                  => '<b>'.&mt('Suppress number of tries in printing').'</b><br />'.
-                     &mt('yes if supress').')',
+                     ' ('.&mt('[_1] to suppress, anything else to not suppress','"<tt>yes</tt>"').')',
               'problem_stream_switch'
                   => '<b>'.&mt('Allow problems to be split over pages').'</b><br />'.
-                     ' ('.&mt('"[_1]" if allowed, anything else if not','<tt>yes</tt>').')',
+                     ' ('.&mt('[_1] if allowed, anything else if not','"<tt>yes</tt>"').')',
               'default_paper_size'
                   => '<b>'.&mt('Default paper type').'</b><br />'.
                      ' ('.&mt('supported types').': Letter [8 1/2x11 in], Legal [8 1/2x14 in],'.
                      ' Tabloid [11x17 in], Executive [7 1/2x10 in], A2 [420x594 mm],'.
                      ' A3 [297x420 mm], A4 [210x297 mm], A5 [148x210 mm], A6 [105x148 mm])',
-              'anonymous_quiz'
+ 	     'print_header_format'
-                  => '<b>'.&mt('Anonymous quiz/exam').'</b><br />'.
+ 	         => ' <b>'.&mt('Print header format').'</b><br />'
-                     ' (<tt><b>'.&mt('yes').'</b> '.&mt('to avoid print students names').' </tt>)',
+                    .&mt('Substitutions:<br />[_1]: student name, [_2]: course id, [_3]: assignment note. Numbers after the <tt>%</tt> limit the field size.','"<tt>%n</tt>"','"<tt>%c</tt>"','"<tt>%a</tt>"'),
               'default_enrollment_start_date' => '<b>'.&mt('Default beginning date 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>'.
+              'nothideprivileged'   => '<b>'.&mt('Privileged users that should not be hidden on staff listings').'</b><br />'
-                                  '<br />(<tt>user:domain,user:domain,...</tt>)',
+                                      .'("<tt>'.&mt('user:domain,user:domain,*:domain').'</tt>")',
               'languages' => '<b>'.&mt('Languages used').'</b>',
               'disable_receipt_display'
                   => '<b>'.&mt('Disable display of problem receipts').'</b><br />'.
                      ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
+ 	     'task_messages'
+ 	         => '<b>'.&mt('Send message to student when clicking Done on Tasks').'</b><br /> ('.&mt('[_1] to send a message only to student, [_2] to send message to student and add record to user information page for instructors. Leave blank to disable.','"<tt>only_student</tt>"','"<tt>student_and_user_notes_screen</tt>"').')',
  	     'disablesigfigs'
  	         => '<b>'.&mt('Disable checking of Significant Figures').'</b><br />'.
                      ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
+ 	     'disableexampointprint'
+ 	         => '<b>'.&mt('Disable automatically printing point values onto exams.').'</b><br />'.
+                     ' ('.&mt('"[_1]" to disable, anything else if not','<tt>yes</tt>').')',
+              'externalsyllabus'
+                  => '<b>'.&mt('URL of Syllabus (not using internal handler)').'</b>',
  	     'tthoptions'
- 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>'
+ 	         => '<b>'.&mt('Default set of options to pass to tth/m when converting tex').'</b>',
+ 	     'texengine'
+ 	         => '<b>'.&mt('Force all students in the course to use a specific math rendering engine.').'</b><br />'
+                    .'('.&mt('[_1], [_2] (Convert to Images), [_3] (Tex-to-HTML), or blank for student\'s preference','"<tt>jsMath</tt>"','"<tt>mimetex</tt>"','"<tt>tth</tt>"').')',
               );
          my @Display_Order = ('url','description','courseid','cloners','grading',
+                              'externalsyllabus',
                               'default_xml_style','pageseparators',
-                              'question.email','comment.email','policy.email',
+                              'question.email','question.email.text','comment.email','comment.email.text','policy.email','policy.email.text',
                               'student_classlist_view',
+                              'student_classlist_opt_in',
+                              'student_classlist_portfiles',
                               'plc.roles.denied','plc.users.denied',
                               'pch.roles.denied','pch.users.denied',
                               'allow_limited_html_in_feedback',
- Line 1876  sub crsenv {
+ Line 2359  sub crsenv {
                               'problem_stream_switch',
  			     'suppress_tries',
                               'default_paper_size',
+ 			     'print_header_format',
                               'disable_receipt_display',
                               'spreadsheet_default_classcalc',
                               'spreadsheet_default_studentcalc',
- Line 1884  sub crsenv {
+ Line 2368  sub crsenv {
                               'default_enrollment_start_date',
                               'default_enrollment_end_date',
  			     'tthoptions',
- 			     'disablesigfigs'
+ 			     'texengine',
+ 			     'disablesigfigs',
+ 			     'disableexampointprint',
+ 			     'task_messages','task_grading',
                               );
  	foreach my $parameter (sort(keys(%values))) {
-             unless ($parameter =~ m/^internal\./) {
+             unless (($parameter =~ m/^internal\./)||($parameter =~ m/^metadata\./)) {
                  if (! $descriptions{$parameter}) {
                      $descriptions{$parameter}=$parameter;
                      push(@Display_Order,$parameter);
                  }
              }
  	}
          foreach my $parameter (@Display_Order) {
              my $description = $descriptions{$parameter};
              # onchange is javascript to automatically check the 'Set' button.
              my $onchange = 'onFocus="javascript:window.document.forms'.
                  "['envform'].elements['".$parameter."_setparmval']".
                  '.checked=true;"';
-             $output .= '<tr><td>'.$description.'</td>';
+             $output .= &Apache::loncommon::start_data_table_row().
+ 		'<td>'.$description.'</td>';
              if ($parameter =~ /^default_enrollment_(start|end)_date$/) {
                  $output .= '<td>'.
                      &Apache::lonhtmlcommon::date_setter('envform',
- Line 1917  sub crsenv {
+ Line 2406  sub crsenv {
              $output .= '<td>'.
                  &Apache::lonhtmlcommon::checkbox($parameter.'_setparmval').
                  '</td>';
-             $output .= "</tr>\n";
+             $output .= &Apache::loncommon::end_data_table_row()."\n";
  	}
          my $onchange = 'onFocus="javascript:window.document.forms'.
              '[\'envform\'].elements[\'newp_setparmval\']'.
              '.checked=true;"';
- 	$output.='<tr><td><i>'.&mt('Create New Environment Variable').'</i><br />'.
+ 	$output.=&Apache::loncommon::start_data_table_row().
+ 	    '<td><i>'.&mt('Create New Environment Variable').'</i><br />'.
  	    '<input type="text" size=40 name="newp_name" '.
                  $onchange.' /></td><td>'.
              '<input type="text" size=40 name="newp_value" '.
                  $onchange.' /></td><td>'.
- 	    '<input type="checkbox" name="newp_setparmval" /></td></tr>';
+ 	    '<input type="checkbox" name="newp_setparmval" /></td>'.
+ 	    &Apache::loncommon::end_data_table_row()."\n";
      }
      my %lt=&Apache::lonlocal::texthash(
  		    'par'   => 'Parameter',
  		    'val'   => 'Value',
- 		    'set'   => 'Set',
+ 		    'set'   => 'Set?',
- 		    'sce'   => 'Set Course Environment'
+ 		    'sav'   => 'Save'
  				       );
      my $Parameter=&mt('Parameter');
      my $Value=&mt('Value');
      my $Set=&mt('Set');
-     my $browse_js=&Apache::loncommon::browser_and_searcher_javascript('parmset');
+     my $browse_js=
-     my $html=&Apache::lonxml::xmlbegin();
+ 	'<script type="text/javascript" language="Javascript">'.
-     $r->print(<<ENDenv);
+ 	&Apache::loncommon::browser_and_searcher_javascript('parmset').
- $html
+ 	'</script>';
- <head>
- <script type="text/javascript" language="Javascript" >
+     my $start_page =
- $browse_js
+ 	&Apache::loncommon::start_page('Set Course Environment',
- </script>
+ 				       $browse_js);
- <title>LON-CAPA Course Environment</title>
+     my $end_page =
- </head>
+ 	&Apache::loncommon::end_page();
- $bodytag
+     my $end_table=&Apache::loncommon::end_data_table();
+     $r->print(<<ENDENV);
+ $start_page
  $breadcrumbs
  <form method="post" action="/adm/parmset?action=crsenv" name="envform">
  $setoutput
- <p>
+ <div><input type="submit" name="crsenv" value="$lt{'sav'}" /></div>
- <table border=2>
+ $start_table
- <tr><th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}?</th></tr>
+ $start_header_row
+ <th>$lt{'par'}</th><th>$lt{'val'}</th><th>$lt{'set'}</th>
+ $end_header_row
  $output
- </table>
+ $end_table
- <input type="submit" name="crsenv" value="$lt{'sce'}">
+ <input type="submit" name="crsenv" value="$lt{'sav'}" />
  </form>
- </body>
+ $end_page
- </html>
+ ENDENV
- ENDenv
  }
  ##################################################
  # Overview mode
- Line 1974  sub tablestart {
+ Line 2468  sub tablestart {
  	return '';
      } else {
  	$tableopen=1;
- 	return '<table border="2"><tr><th>'.&mt('Parameter').'</th><th>'.
+ 	return &Apache::loncommon::start_data_table().'<tr><th>'.&mt('Parameter').'</th><th>'.
  	    &mt('Delete').'</th><th>'.&mt('Set to ...').'</th></tr>';
      }
  }
- Line 1982  sub tablestart {
+ Line 2476  sub tablestart {
  sub tableend {
      if ($tableopen) {
  	$tableopen=0;
- 	return '</table>';
+ 	return &Apache::loncommon::end_data_table();
      } else {
  	return'';
      }
- Line 1996  sub readdata {
+ Line 2490  sub readdata {
      my $classlist=&Apache::loncoursedata::get_classlist();
      foreach (keys %$classlist) {
-         # the following undefs are for 'domain', and 'username' respectively.
+         if ($_=~/^($match_username)\:($match_domain)$/) {
-         if ($_=~/^(\w+)\:(\w+)$/) {
  	    my ($tuname,$tudom)=($1,$2);
  	    my $useropt=&Apache::lonnet::get_userresdata($tuname,$tudom);
              foreach my $userkey (keys %{$useropt}) {
- Line 2033  sub storedata {
+ Line 2526  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') {
- 			    $r->print('<br />'.&mt('Stored modified parameter for').' '.
+ 			    &log_parmset({$tkey=>$data,$tkey.'.type' => $typeof},0,$tuname,$tudom);
+ 			    $r->print('<br />'.$text.' '.
  				      &Apache::loncommon::plainname($tuname,$tudom));
  			} else {
- 			    $r->print('<h2><font color="red">'.
+ 			    $r->print('<div class="LC_error">'.
- 				      &mt('Error storing parameters').'</font></h2>');
+ 				      &mt('Error saving parameters').'</div>');
  			}
  			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
  		    } else {
- Line 2056  sub storedata {
+ Line 2562  sub storedata {
  	    } elsif ($cmd eq 'del') {
  		if ($tuname) {
  		    if (&Apache::lonnet::del('resourcedata',[$tkey],$tudom,$tuname) eq 'ok') {
+ 			    &log_parmset({$tkey=>''},1,$tuname,$tudom);
  			$r->print('<br />'.&mt('Deleted parameter for').' '.&Apache::loncommon::plainname($tuname,$tudom));
  		    } else {
- 			$r->print('<h2><font color="red">'.
+ 			$r->print('<div class="LC_error">'.
- 				  &mt('Error deleting parameters').'</font></h2>');
+ 				  &mt('Error deleting parameters').'</div>');
  		    }
  		    &Apache::lonnet::devalidateuserresdata($tuname,$tudom);
  		} else {
- 		    push (@deldata,$thiskey);
+ 		    push (@deldata,$thiskey,$thiskey.'.type');
- 		}
- 	    } elsif ($cmd eq 'datepointer') {
- 		my $data=&Apache::lonhtmlcommon::get_date_from_form($env{$_});
-                 my $typeof=$env{'form.typeof_'.$thiskey};
- 		if (defined($data) and $$olddata{$thiskey} ne $data) {
- 		    if ($tuname) {
- 			if (&Apache::lonnet::put('resourcedata',{$tkey=>$data,
- 								 $tkey.'.type' => $typeof},
- 						 $tudom,$tuname) eq 'ok') {
- 			    $r->print('<br />'.&mt('Stored modified date for').' '.&Apache::loncommon::plainname($tuname,$tudom));
- 			} else {
- 			    $r->print('<h2><font color="red">'.
- 				      &mt('Error storing parameters').'</font></h2>');
- 			}
- 			&Apache::lonnet::devalidateuserresdata($tuname,$tudom);
- 		    } else {
- 			$newdata{$thiskey}=$data;
- 			$newdata{$thiskey.'.type'}=$typeof;
- 		    }
  		}
  	    }
  	}
- Line 2093  sub storedata {
+ Line 2581  sub storedata {
      my $putentries=$#newdatakeys+1;
      if ($delentries) {
  	if (&Apache::lonnet::del('resourcedata',\@deldata,$dom,$crs) eq 'ok') {
+ 	    my %loghash=map { $_ => '' } @deldata;
+ 	    &log_parmset(\%loghash,1);
  	    $r->print('<h2>'.&mt('Deleted [_1] parameter(s)</h2>',$delentries));
  	} else {
- 	    $r->print('<h2><font color="red">'.
+ 	    $r->print('<div class="LC_error">'.
- 		      &mt('Error deleting parameters').'</font></h2>');
+ 		      &mt('Error deleting parameters').'</div>');
  	}
  	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
      }
      if ($putentries) {
  	if (&Apache::lonnet::put('resourcedata',\%newdata,$dom,$crs) eq 'ok') {
- 	    $r->print('<h3>'.&mt('Stored [_1] parameter(s)',$putentries/2).'</h3>');
+ 			    &log_parmset(\%newdata,0);
+ 	    $r->print('<h3>'.&mt('Saved [_1] parameter(s)',$putentries/2).'</h3>');
  	} else {
- 	    $r->print('<h2><font color="red">'.
+ 	    $r->print('<div class="LC_error">'.
- 		      &mt('Error storing parameters').'</font></h2>');
+ 		      &mt('Error saving parameters').'</div>');
  	}
  	&Apache::lonnet::devalidatecourseresdata($crs,$dom);
      }
- Line 2113  sub storedata {
+ Line 2604  sub storedata {
  sub extractuser {
      my $key=shift;
-     return ($key=~/^$env{'request.course.id'}.\[useropt\:(\w+)\:(\w+)\]\./);
+     return ($key=~/^$env{'request.course.id'}.\[useropt\:($match_username)\:($match_domain)\]\./);
+ }
+ sub parse_listdata_key {
+     my ($key,$listdata) = @_;
+     # split into student/section affected, and
+     # the realm (folder/resource part and parameter
+     my ($student,$realm) =
+ 	($key=~/^\Q$env{'request.course.id'}\E\.\[([^\.]+)\]\.(.+)$/);
+     # if course wide student would be undefined
+     if (!defined($student)) {
+ 	($realm)=($key=~/^\Q$env{'request.course.id'}\E\.(.+)$/);
+     }
+     # strip off the .type if it's not the Question type parameter
+     if ($realm=~/\.type$/ && !exists($listdata->{$key.'.type'})) {
+ 	$realm=~s/\.type//;
+     }
+     # split into resource+part and parameter name
+     my ($res,    $parm) = ($realm=~/^(.*)\.(.*)$/);
+        ($res, my $part) = ($res  =~/^(.*)\.(.*)$/);
+     return ($student,$res,$part,$parm);
  }
  sub listdata {
- Line 2126  sub listdata {
+ Line 2637  sub listdata {
      my $pointer=0;
      $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)=($a=~/^$env{'request.course.id'}\.([^\.]+)\.(.+)\.[^\.]+$/);
+             if ($ares     ne $bres    ) {
- 	    my ($bstudent,$brealm)=($b=~/^$env{'request.course.id'}\.([^\.]+)\.(.+)\.[^\.]+$/);
+ 		$result = ($ares     cmp $bres);
-             ($arealm cmp $brealm) || ($astudent cmp $bstudent);
+             } elsif ($astudent ne $bstudent) {
+ 		$result = ($astudent cmp $bstudent);
+ 	    } elsif ($apart    ne $bpart   ) {
+ 		$result = ($apart    cmp $bpart);
+ 	    }
  	} 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 2145  sub listdata {
+ Line 2690  sub listdata {
  	    my $section=&mt('All Students');
  	    if ($middle=~/^\[(.*)\]/) {
  		my $issection=$1;
- 		if ($issection=~/^useropt\:(\w+)\:(\w+)/) {
+ 		if ($issection=~/^useropt\:($match_username)\:($match_domain)/) {
  		    $section=&mt('User').": ".&Apache::loncommon::plainname($1,$2);
  		} else {
  		    $section=&mt('Group/Section').': '.$issection;
- Line 2154  sub listdata {
+ Line 2699  sub listdata {
  	    }
  	    $middle=~s/\.+$//;
  	    $middle=~s/^\.+//;
- 	    my $realm='<font color="red">'.&mt('All Resources').'</font>';
+ 	    my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
  	    if ($middle=~/^(.+)\_\_\_\(all\)$/) {
- 		$realm='<font color="green">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><font color="#aaaaaa" size="-2">('.$1.')</font></font>';
+ 		$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <br /><span class="LC_parm_folder">('.$1.')</span></span>';
  	    } elsif ($middle) {
  		my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
- 		$realm='<font color="orange">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><font color="#aaaaaa" size="-2">('.$url.' in '.$map.' id: '.$id.')</font></font>';
+ 		$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
  	    }
  	    if ($sortorder eq 'realmstudent') {
  		if ($realm ne $oldrealm) {
- Line 2186  sub listdata {
+ Line 2731  sub listdata {
  	    }
  	    if ($part ne $oldpart) {
  		$r->print(&tableend().
- 			  "\n<font color='blue'>".&mt('Part').": $part</font>");
+ 			  "\n<span class=\"LC_parm_part\">".&mt('Part').": $part</span>");
  		$oldpart=$part;
  	    }
  #
  # Ready to print
  #
- 	    $r->print(&tablestart().'<tr><td><b>'.$name.
+ 	    $r->print(&tablestart().
- 		      ':</b></td><td><input type="checkbox" name="del_'.
+ 		      &Apache::loncommon::start_data_table_row().
+ 		      '<td><b>'.&standard_parameter_names($name).
+ 		      '</b></td><td><input type="checkbox" name="del_'.
  		      $thiskey.'" /></td><td>');
  	    $foundkeys++;
  	    if (&isdateparm($thistype)) {
  		my $jskey='key_'.$pointer;
  		$pointer++;
  		$r->print(
- 			  &Apache::lonhtmlcommon::date_setter('overviewform',
+ 			  &Apache::lonhtmlcommon::date_setter('parmform',
  							      $jskey,
  						      $$resourcedata{$thiskey},
- 							      '',1).
+ 							      '',1,'','').
- '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'
+ '<input type="hidden" name="datepointer_'.$thiskey.'" value="'.$jskey.'" />'.
+ (($$resourcedata{$thiskey}!=0)?'<a href="/adm/parmset?&action=dateshift1&timebase='.$$resourcedata{$thiskey}.'">'.
+ &mt('Shift all dates based on this date').'</a>':'').
+ &date_sanity_info($$resourcedata{$thiskey})
  			  );
- 	    } elsif ($thistype eq 'string_yesno') {
+ 	    } elsif ($thistype eq 'date_interval') {
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
+ 		$r->print(&date_interval_selector($thiskey,
- 			  '" value="yes"');
+ 						  $$resourcedata{$thiskey}));
- 		if ($$resourcedata{$thiskey} eq 'yes') {
+ 	    } elsif ($thistype =~ m/^string/) {
- 		    $r->print(' checked="checked"');
+ 		$r->print(&string_selector($thistype,$thiskey,
- 		}
+ 					   $$resourcedata{$thiskey}));
-                 $r->print(' />'.&mt('Yes').'</label> ');
- 		$r->print('<label><input type="radio" name="set_'.$thiskey.
- 			  '" value="no"');
- 		if ($$resourcedata{$thiskey} eq 'no') {
- 		    $r->print(' checked="checked"');
- 		}
-                 $r->print(' />'.&mt('No').'</label>');
  	    } else {
- 		$r->print('<input type="text" name="set_'.$thiskey.'" value="'.
+ 		$r->print(&default_selector($thiskey,$$resourcedata{$thiskey}));
- 			  $$resourcedata{$thiskey}.'">');
  	    }
  	    $r->print('<input type="hidden" name="typeof_'.$thiskey.'" value="'.
  		      $thistype.'">');
- 	    $r->print('</td></tr>');
+ 	    $r->print('</td>'.&Apache::loncommon::end_data_table_row());
  	}
      }
      return $foundkeys;
  }
+ sub date_interval_selector {
+     my ($thiskey, $showval) = @_;
+     my $result;
+     foreach my $which (['days', 86400, 31],
+ 		       ['hours', 3600, 23],
+ 		       ['minutes', 60, 59],
+ 		       ['seconds',  1, 59]) {
+ 	my ($name, $factor, $max) = @{ $which };
+ 	my $amount = int($showval/$factor);
+ 	$showval  %= $factor;
+ 	my %select = ((map {$_ => $_} (0..$max)),
+ 		      'select_form_order' => [0..$max]);
+ 	$result .= &Apache::loncommon::select_form($amount,$name.'_'.$thiskey,
+ 						   %select);
+ 	$result .= ' '.&mt($name);
+     }
+     $result .= '<input type="hidden" name="dateinterval_'.$thiskey.'" />';
+     return $result;
+ }
+ sub get_date_interval_from_form {
+     my ($key) = @_;
+     my $seconds = 0;
+     foreach my $which (['days', 86400],
+ 		       ['hours', 3600],
+ 		       ['minutes', 60],
+ 		       ['seconds',  1]) {
+ 	my ($name, $factor) = @{ $which };
+ 	if (defined($env{'form.'.$name.'_'.$key})) {
+ 	    $seconds += $env{'form.'.$name.'_'.$key} * $factor;
+ 	}
+     }
+     return $seconds;
+ }
+ sub default_selector {
+     my ($thiskey, $showval) = @_;
+     return '<input type="text" name="set_'.$thiskey.'" value="'.$showval.'" />';
+ }
+ my %strings =
+     (
+      'string_yesno'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'no', 'No' ]],
+      'string_problemstatus'
+              => [[ 'yes', 'Yes' ],
+ 		 [ 'answer', 'Yes, and show correct answer if they exceed the maximum number of tries.' ],
+ 		 [ 'no', 'No, don\'t show correct/incorrect feedback.' ],
+ 		 [ 'no_feedback_ever', 'No, show no feedback at all.' ]],
+      );
+ sub string_selector {
+     my ($thistype, $thiskey, $showval) = @_;
+     if (!exists($strings{$thistype})) {
+ 	return &default_selector($thiskey,$showval);
+     }
+     my $result;
+     foreach my $possibilities (@{ $strings{$thistype} }) {
+ 	my ($name, $description) = @{ $possibilities };
+ 	$result .= '<label><input type="radio" name="set_'.$thiskey.
+ 		  '" value="'.$name.'"';
+ 	if ($showval eq $name) {
+ 	    $result .= ' checked="checked"';
+ 	}
+ 	$result .= ' />'.&mt($description).'</label> ';
+     }
+     return $result;
+ }
+ #
+ # Shift all start and end dates by $shift
+ #
+ sub dateshift {
+     my ($shift)=@_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my %data=&Apache::lonnet::dump('resourcedata',$dom,$crs);
+ # ugly retro fix for broken version of types
+     foreach my $key (keys %data) {
+         if ($key=~/\wtype$/) {
+             my $newkey=$key;
+             $newkey=~s/type$/\.type/;
+             $data{$newkey}=$data{$key};
+             delete $data{$key};
+         }
+     }
+     my %storecontent=();
+ # go through all parameters and look for dates
+     foreach my $key (keys %data) {
+        if ($data{$key.'.type'}=~/^date_(start|end)$/) {
+           my $newdate=$data{$key}+$shift;
+           $storecontent{$key}=$newdate;
+        }
+     }
+     my $reply=&Apache::lonnet::cput
+                 ('resourcedata',\%storecontent,$dom,$crs);
+     if ($reply eq 'ok') {
+        &log_parmset(\%storecontent);
+     }
+     &Apache::lonnet::devalidatecourseresdata($crs,$dom);
+     return $reply;
+ }
  sub newoverview {
-     my $r=shift;
+     my ($r) = @_;
-     my $bodytag=&Apache::loncommon::bodytag('Set Parameters');
      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
+     my $start_page = &Apache::loncommon::start_page('Set Parameters');
-     my $html=&Apache::lonxml::xmlbegin();
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
      $r->print(<<ENDOVER);
- $html
+ $start_page
- <head>
- <title>LON-CAPA Parameters</title>
- </head>
- $bodytag
  $breadcrumbs
  <form method="post" action="/adm/parmset?action=newoverview" name="parmform">
  ENDOVER
- Line 2266  ENDOVER
+ Line 2915  ENDOVER
      $alllevs{'Course Level'}='general';
      my $csec=$env{'form.csec'};
+     my $cgroup=$env{'form.cgroup'};
      my @pscat=&Apache::loncommon::get_env_multiple('form.pscat');
      my $pschp=$env{'form.pschp'};
- Line 2275  ENDOVER
+ Line 2925  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');
          }
      }
+     my @selected_groups =
+         &Apache::loncommon::get_env_multiple('form.Group');
      my $pssymb='';
      my $parmlev='';
- Line 2294  ENDOVER
+ Line 2946  ENDOVER
  				\%mapp, \%symbp,\%maptitles,\%uris,
  				\%keyorder,\%defkeytype);
+     if (grep {$_ eq 'all'} (@psprt)) {
+ 	@psprt = keys(%allparts);
+     }
  # Menu to select levels, etc
-     $r->print('<table border="1"><tr><td>');
+     $r->print('<table id="LC_parm_overview_scope">
+                <tr><td class="LC_parm_overview_level_menu">');
      &levelmenu($r,\%alllevs,$parmlev);
      if ($parmlev ne 'general') {
- 	$r->print('<td>');
+ 	$r->print('<td class="LC_parm_overview_map_menu">');
  	&mapmenu($r,\%allmaps,$pschp,\%maptitles);
  	$r->print('</td>');
      }
      $r->print('</td></tr></table>');
-     $r->print('<table border="1"><tr><td>');
+     $r->print('<table id="LC_parm_overview_controls">
+                <tr><td class="LC_parm_overview_parm_selectors">');
      &parmmenu($r,\%allparms,\@pscat,\%keyorder);
-     $r->print('</td><td>');
+     $r->print('</td><td class="LC_parm_overview_restrictions">
+                 <table class="LC_parm_overview_restrictions">'.
+               '<tr><th>'.&mt('Parts').'</th><th>'.&mt('Section(s)').
+               '</th><th>'.&mt('Group(s)').'</th></tr><tr><td>');
      &partmenu($r,\%allparts,\@psprt);
      $r->print('</td><td>');
      &sectionmenu($r,\@selected_sections);
+     $r->print('</td><td>');
+     &groupmenu($r,\@selected_groups);
+     $r->print('</td></tr></table>');
      $r->print('</td></tr></table>');
      my $sortorder=$env{'form.sortorder'};
- Line 2326  ENDOVER
+ Line 2988  ENDOVER
      %{$listdata}=();
      foreach my $cat (@pscat) {
- 	foreach my $section (@selected_sections) {
+         &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_sections,\%defkeytype,\%allmaps,\@ids,\%symbp);
- 	    foreach my $part (@psprt) {
+         &secgroup_lister($cat,$pschp,$parmlev,$listdata,\@psprt,\@selected_groups,\%defkeytype,\%allmaps,\@ids,\%symbp);
-                 my $rootparmkey=$env{'request.course.id'};
-                 if (($section ne 'all') && ($section ne 'none') && ($section)) {
- 		    $rootparmkey.='.['.$section.']';
- 		}
- 		if ($parmlev eq 'general') {
- # course-level parameter
- 		    my $newparmkey=$rootparmkey.'.'.$part.'.'.$cat;
- 		    $$listdata{$newparmkey}=1;
- 		    $$listdata{$newparmkey.'.type'}=$defkeytype{$cat};
- 		} elsif ($parmlev eq 'map') {
- # map-level parameter
- 		    foreach my $mapid (keys %allmaps) {
- 			if (($pschp ne 'all') && ($pschp ne $mapid)) { next; }
- 			my $newparmkey=$rootparmkey.'.'.$allmaps{$mapid}.'___(all).'.$part.'.'.$cat;
-                         $$listdata{$newparmkey}=1;
-                         $$listdata{$newparmkey.'.type'}=$defkeytype{$cat};
- 		    }
- 		} else {
- # resource-level parameter
- 		    foreach my $rid (@ids) {
- 			my ($map,$resid,$url)=&Apache::lonnet::decode_symb($symbp{$rid});
- 			if (($pschp ne 'all') && ($allmaps{$pschp} ne $map)) { next; }
- 			my $newparmkey=$rootparmkey.'.'.$symbp{$rid}.'.'.$part.'.'.$cat;
-                         $$listdata{$newparmkey}=1;
-                         $$listdata{$newparmkey.'.type'}=$defkeytype{$cat};
- 		    }
- 		}
- 	    }
- 	}
      }
      if (($env{'form.store'}) || ($env{'form.dis'})) {
- Line 2372  ENDOVER
+ Line 3005  ENDOVER
  	&listdata($r,$resourcedata,$listdata,$sortorder);
      }
      $r->print(&tableend().
- 	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Store').'" /></p>':'').
+ 	     ((($env{'form.store'}) || ($env{'form.dis'}))?'<p><input type="submit" name="store" value="'.&mt('Save').'" /></p>':'').
- 	      '</form></body></html>');
+ 	      '</form>'.&Apache::loncommon::end_page());
+ }
+ sub secgroup_lister {
+     my ($cat,$pschp,$parmlev,$listdata,$psprt,$selections,$defkeytype,$allmaps,$ids,$symbp) = @_;
+     foreach my $item (@{$selections}) {
+         foreach my $part (@{$psprt}) {
+             my $rootparmkey=$env{'request.course.id'};
+             if (($item ne 'all') && ($item ne 'none') && ($item)) {
+                 $rootparmkey.='.['.$item.']';
+             }
+             if ($parmlev eq 'general') {
+ # course-level parameter
+                 my $newparmkey=$rootparmkey.'.'.$part.'.'.$cat;
+                 $$listdata{$newparmkey}=1;
+                 $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+             } elsif ($parmlev eq 'map') {
+ # map-level parameter
+                 foreach my $mapid (keys %{$allmaps}) {
+                     if (($pschp ne 'all') && ($pschp ne $mapid)) { next; }
+                     my $newparmkey=$rootparmkey.'.'.$$allmaps{$mapid}.'___(all).'.$part.'.'.$cat;
+                     $$listdata{$newparmkey}=1;
+                     $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+                 }
+             } else {
+ # resource-level parameter
+                 foreach my $rid (@{$ids}) {
+                     my ($map,$resid,$url)=&Apache::lonnet::decode_symb($$symbp{$rid});
+                     if (($pschp ne 'all') && ($$allmaps{$pschp} ne $map)) { next; }
+                     my $newparmkey=$rootparmkey.'.'.$$symbp{$rid}.'.'.$part.'.'.$cat;
+                     $$listdata{$newparmkey}=1;
+                     $$listdata{$newparmkey.'.type'}=$$defkeytype{$cat};
+                 }
+             }
+         }
+     }
  }
  sub overview {
-     my $r=shift;
+     my ($r) = @_;
-     my $bodytag=&Apache::loncommon::bodytag('Modify Parameters');
      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Overview');
-     my $html=&Apache::lonxml::xmlbegin();
+     my $start_page=&Apache::loncommon::start_page('Modify Parameters');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Overview');
      $r->print(<<ENDOVER);
- $html
+ $start_page
- <head>
- <title>LON-CAPA Parameters</title>
- </head>
- $bodytag
  $breadcrumbs
- <form method="post" action="/adm/parmset?action=setoverview" name="overviewform">
+ <form method="post" action="/adm/parmset?action=setoverview" name="parmform">
  ENDOVER
  # Store modified
- Line 2410  ENDOVER
+ Line 3074  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></body></html>');
+ 	($foundkeys?'<input type="submit" value="'.&mt('Modify Parameters').'" />':&mt('There are no parameters.')).'</p></form>'.
+ 	      &Apache::loncommon::end_page());
+ }
+ sub clean_parameters {
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $start_page=&Apache::loncommon::start_page('Clean Parameters');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Clean');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ <form method="post" action="/adm/parmset?action=cleanparameters" name="parmform">
+ ENDOVER
+ # Store modified
+     &storedata($r,$crs,$dom);
+ # Read modified data
+     my $resourcedata=&readdata($crs,$dom);
+ # List data
+     $r->print('<h3>'.
+ 	      &mt('These parameters refer to resources that do not exist.').
+ 	      '</h3>'.
+ 	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.'<br />'.
+ 	      '<br />');
+     $r->print(&Apache::loncommon::start_data_table().
+ 	      '<tr>'.
+ 	      '<th>'.&mt('Delete').'</th>'.
+ 	      '<th>'.&mt('Parameter').'</th>'.
+ 	      '</tr>');
+     foreach my $thiskey (sort(keys(%{$resourcedata}))) {
+ 	next if (!exists($resourcedata->{$thiskey.'.type'})
+ 		 && $thiskey=~/\.type$/);
+ 	my %data = &parse_key($thiskey);
+ 	if (1) { #exists($data{'realm_exists'})
+ 	    #&& !$data{'realm_exists'}) {
+ 	    $r->print(&Apache::loncommon::start_data_table_row().
+ 		      '<tr>'.
+ 		      '<td><input type="checkbox" name="del_'.$thiskey.'" /></td>'		      );
+ 	    $r->print('<td>');
+ 	    my $display_value = $resourcedata->{$thiskey};
+ 	    if (&isdateparm($resourcedata->{$thiskey.'.type'})) {
+ 		$display_value =
+ 		    &Apache::lonlocal::locallocaltime($display_value);
+ 	    }
+ 	    $r->print(&mt('Parameter: "[_1]" with value: "[_2]"',
+ 			  &standard_parameter_names($data{'parameter_name'}),
+ 			  $resourcedata->{$thiskey}));
+ 	    $r->print('<br />');
+ 	    if ($data{'scope_type'} eq 'all') {
+ 		$r->print(&mt('All users'));
+ 	    } elsif ($data{'scope_type'} eq 'user') {
+ 		$r->print(&mt('User: [_1]',join(':',@{$data{'scope'}})));
+ 	    } elsif ($data{'scope_type'} eq 'section') {
+ 		$r->print(&mt('Section: [_1]',$data{'scope'}));
+ 	    } elsif ($data{'scope_type'} eq 'group') {
+ 		$r->print(&mt('Group: [_1]',$data{'scope'}));
+ 	    }
+ 	    $r->print('<br />');
+ 	    if ($data{'realm_type'} eq 'all') {
+ 		$r->print(&mt('All Resources'));
+ 	    } elsif ($data{'realm_type'} eq 'folder') {
+ 		$r->print(&mt('Folder: [_1]'),$data{'realm'});
+ 	    } elsif ($data{'realm_type'} eq 'symb') {
+ 		my ($map,$resid,$url) =
+ 		    &Apache::lonnet::decode_symb($data{'realm'});
+ 		$r->print(&mt('Resource: [_1] <br />&nbsp;&nbsp;&nbsp;with ID: [_2] <br />&nbsp;&nbsp;&nbsp;in folder [_3]',
+ 			      $url,$resid,$map));
+ 	    }
+ 	    $r->print(' <br />&nbsp;&nbsp;&nbsp;'.&mt('Part: [_1]',$data{'parameter_part'}));
+ 	    $r->print('</td></tr>');
+ 	}
+     }
+     $r->print(&Apache::loncommon::end_data_table().'<p>'.
+ 	      '<input type="submit" value="'.&mt('Delete Checked Parameters').'" />'.
+ 	      '</p></form>'.
+ 	      &Apache::loncommon::end_page());
+ }
+ sub date_shift_one {
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $start_page=&Apache::loncommon::start_page('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     $r->print('<form name="shiftform" method="post">'.
+               '<table><tr><td>'.&mt('Currently set date:').'</td><td>'.
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}).'</td></tr>'.
+               '<tr><td>'.&mt('Shifted date:').'</td><td>'.
+                     &Apache::lonhtmlcommon::date_setter('shiftform',
+                                                         'timeshifted',
+                                                         $env{'form.timebase'},,
+                                                         '').
+               '</td></tr></table>'.
+               '<input type="hidden" name="action" value="dateshift2" />'.
+               '<input type="hidden" name="timebase" value="'.$env{'form.timebase'}.'" />'.
+               '<input type="submit" value="'.&mt('Shift all dates accordingly').'" /></form>');
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub date_shift_two {
+     my ($r) = @_;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     my $start_page=&Apache::loncommon::start_page('Shift Dates');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Shift');
+     $r->print(<<ENDOVER);
+ $start_page
+ $breadcrumbs
+ ENDOVER
+     my $timeshifted=&Apache::lonhtmlcommon::get_date_from_form('timeshifted');
+     $r->print(&mt('Shifting all dates such that [_1] becomes [_2]',
+               &Apache::lonlocal::locallocaltime($env{'form.timebase'}),
+               &Apache::lonlocal::locallocaltime($timeshifted)));
+     my $delta=$timeshifted-$env{'form.timebase'};
+     &dateshift($delta);
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub parse_key {
+     my ($key) = @_;
+     my %data;
+     my ($middle,$part,$name)=
+ 	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+     $data{'scope_type'} = 'all';
+     if ($middle=~/^\[(.*)\]/) {
+        	$data{'scope'} = $1;
+ 	if ($data{'scope'}=~/^useropt\:($match_username)\:($match_domain)/) {
+ 	    $data{'scope_type'} = 'user';
+ 	    $data{'scope'} = [$1,$2];
+ 	} else {
+ 	    #FIXME check for group scope
+ 	    $data{'scope_type'} = 'section';
+ 	}
+ 	$middle=~s/^\[(.*)\]//;
+     }
+     $middle=~s/\.+$//;
+     $middle=~s/^\.+//;
+     $data{'realm_type'}='all';
+     if ($middle=~/^(.+)\_\_\_\(all\)$/) {
+ 	$data{'realm'} = $1;
+ 	$data{'realm_type'} = 'folder';
+ 	$data{'realm_title'} = &Apache::lonnet::gettitle($data{'realm'});
+ 	($data{'realm_exists'}) = &Apache::lonnet::is_on_map($data{'realm'});
+     } elsif ($middle) {
+ 	$data{'realm'} = $middle;
+ 	$data{'realm_type'} = 'symb';
+ 	$data{'realm_title'} = &Apache::lonnet::gettitle($data{'realm'});
+ 	my ($map,$resid,$url) = &Apache::lonnet::decode_symb($data{'realm'});
+ 	$data{'realm_exists'} = &Apache::lonnet::symbverify($data{'realm'},$url);
+     }
+     $data{'parameter_part'} = $part;
+     $data{'parameter_name'} = $name;
+     return %data;
  }
  ##################################################
  ##################################################
  =pod
- =item change clone
+ =item check_cloners
+ Checks if new users included in list of allowed cloners
+ are valid users.  Replaces supplied list with
+ cleaned list containing only users with valid usernames
+ and domains.
+ Inputs: $clonelist, $oldcloner
+ where $clonelist is ref to array of requested cloners,
+ and $oldcloner is ref to array of currently allowed
+ cloners.
+ Returns: string - comma separated list of requested
+ cloners (username:domain) who do not exist in system.
+ =item change_clone
  Modifies the list of courses a user can clone (stored
- in the user's environemnt.db file), called when a
+ in the user's environment.db file), called when a
  change is made to the list of users allowed to clone
  a course.
  Inputs: $action,$cloner
  where $action is add or drop, and $cloner is identity of
  user for whom cloning ability is to be changed in course.
- Returns:
  =cut
  ##################################################
  ##################################################
+ sub extract_cloners {
+     my ($clonelist,$allowclone) = @_;
+     if ($clonelist =~ /,/) {
+         @{$allowclone} = split(/,/,$clonelist);
+     } else {
+         $$allowclone[0] = $clonelist;
+     }
+ }
+ sub check_cloners {
+     my ($clonelist,$oldcloner) = @_;
+     my ($clean_clonelist,%disallowed);
+     my @allowclone = ();
+     &extract_cloners($$clonelist,\@allowclone);
+     foreach my $currclone (@allowclone) {
+         if (!grep(/^\Q$currclone\E$/,@$oldcloner)) {
+             if ($currclone eq '*') {
+                 $clean_clonelist .= $currclone.',';
+             } else {
+                 my ($uname,$udom) = split(/:/,$currclone);
+                 if ($uname eq '*') {
+                     if ($udom =~ /^$match_domain$/) {
+                         if (!&Apache::lonnet::domain($udom)) {
+                             $disallowed{'domain'} .= $currclone.',';
+                         } else {
+                             $clean_clonelist .= $currclone.',';
+                         }
+                     } else {
+                         $disallowed{'format'} .= $currclone.',';
+                     }
+                 } elsif ($currclone !~/^($match_username)\:($match_domain)$/) {
+                     $disallowed{'format'} .= $currclone.',';
+                 } else {
+                     if (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                         $disallowed{'newuser'} .= $currclone.',';
+                     } else {
+                         $clean_clonelist .= $currclone.',';
+                     }
+                 }
+             }
+         } else {
+             $clean_clonelist .= $currclone.',';
+         }
+     }
+     foreach my $key (keys(%disallowed)) {
+         $disallowed{$key} =~ s/,$//;
+     }
+     if ($clean_clonelist) {
+         $clean_clonelist =~ s/,$//;
+     }
+     $$clonelist = $clean_clonelist;
+     return %disallowed;
+ }
  sub change_clone {
      my ($clonelist,$oldcloner) = @_;
- Line 2445  sub change_clone {
+ Line 3343  sub change_clone {
      my $clone_crs = $cnum.':'.$cdom;
      if ($cnum && $cdom) {
-         my @allowclone = ();
+         my @allowclone;
-         if ($clonelist =~ /,/) {
+         &extract_cloners($clonelist,\@allowclone);
-             @allowclone = split/,/,$clonelist;
-         } else {
-             $allowclone[0] = $clonelist;
-         }
          foreach my $currclone (@allowclone) {
-             if (!grep/^$currclone$/,@$oldcloner) {
+             if (!grep(/^$currclone$/,@$oldcloner)) {
-                 ($uname,$udom) = split/:/,$currclone;
+                 if ($currclone ne '*') {
-                 if ($uname && $udom) {
+                     ($uname,$udom) = split(/:/,$currclone);
-                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                     if ($uname && $udom && $uname ne '*') {
-                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
+                         if (&Apache::lonnet::homeserver($uname,$udom) ne 'no_host') {
-                         if ($currclonecrs{'cloneable'} !~ /\Q$clone_crs\E/) {
+                             my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
-                             if ($currclonecrs{'cloneable'} eq '') {
+                             if ($currclonecrs{'cloneable'} !~ /\Q$clone_crs\E/) {
-                                 $currclonecrs{'cloneable'} = $clone_crs;
+                                 if ($currclonecrs{'cloneable'} eq '') {
-                             } else {
+                                     $currclonecrs{'cloneable'} = $clone_crs;
-                                 $currclonecrs{'cloneable'} .= ','.$clone_crs;
+                                 } else {
+                                     $currclonecrs{'cloneable'} .= ','.$clone_crs;
+                                 }
+                                 &Apache::lonnet::put('environment',\%currclonecrs,$udom,$uname);
                              }
-                             &Apache::lonnet::put('environment',\%currclonecrs,$udom,$uname);
                          }
                      }
                  }
              }
          }
          foreach my $oldclone (@$oldcloner) {
-             if (!grep/^$oldclone$/,@allowclone) {
+             if (!grep(/^\Q$oldclone\E$/,@allowclone)) {
-                 ($uname,$udom) = split/:/,$oldclone;
+                 if ($oldclone ne '*') {
-                 if ($uname && $udom) {
+                     ($uname,$udom) = split(/:/,$oldclone);
-                     unless (&Apache::lonnet::homeserver($uname,$udom) eq 'no_host') {
+                     if ($uname && $udom && $uname ne '*' ) {
-                         my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
+                         if (&Apache::lonnet::homeserver($uname,$udom) ne 'no_host') {
-                         my %newclonecrs = ();
+                             my %currclonecrs = &Apache::lonnet::dump('environment',$udom,$uname,'cloneable');
-                         if ($currclonecrs{'cloneable'} =~ /\Q$clone_crs\E/) {
+                             my %newclonecrs = ();
-                             if ($currclonecrs{'cloneable'} =~ /,/) {
+                             if ($currclonecrs{'cloneable'} =~ /\Q$clone_crs\E/) {
-                                 my @currclonecrs = split/,/,$currclonecrs{'cloneable'};
+                                 if ($currclonecrs{'cloneable'} =~ /,/) {
-                                 foreach (@currclonecrs) {
+                                     my @currclonecrs = split/,/,$currclonecrs{'cloneable'};
-                                     unless ($_ eq $clone_crs) {
+                                     foreach my $crs (@currclonecrs) {
-                                         $newclonecrs{'cloneable'} .= $_.',';
+                                         if ($crs ne $clone_crs) {
+                                             $newclonecrs{'cloneable'} .= $crs.',';
+                                         }
                                      }
+                                     $newclonecrs{'cloneable'} =~ s/,$//;
+                                 } else {
+                                     $newclonecrs{'cloneable'} = '';
                                  }
-                                 $newclonecrs{'cloneable'} =~ s/,$//;
+                                 &Apache::lonnet::put('environment',\%newclonecrs,$udom,$uname);
-                             } else {
-                                 $newclonecrs{'cloneable'} = '';
                              }
-                             &Apache::lonnet::put('environment',\%newclonecrs,$udom,$uname);
                          }
                      }
                  }
- Line 2512  Output html header for page
+ Line 3410  Output html header for page
  ##################################################
  ##################################################
  sub header {
-     my $html=&Apache::lonxml::xmlbegin();
+     return &Apache::loncommon::start_page('Parameter Manager');
-     my $bodytag=&Apache::loncommon::bodytag('Parameter Manager');
-     my $title = &mt('LON-CAPA Parameter Manager');
-     return(<<ENDHEAD);
- $html
- <head>
- <title>$title</title>
- </head>
- $bodytag
- ENDHEAD
  }
  ##################################################
  ##################################################
- Line 2535  ENDMAINFORMHEAD
+ Line 3424  ENDMAINFORMHEAD
  #
      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $vgr  = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
+     my $mgr  = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
      my @menu =
-         (
+         ( { divider=>'Settings for Your Course',
-           { text => 'Set Course Environment Parameters',
+ 	  },
+           { text => 'Set Course Environment',
  	    action => 'crsenv',
              permission => $parm_permission,
+             help => 'Course_Environment',
              },
-           { text => 'Set/Modify Resource Parameters - Helper Mode',
+           { text => 'Set Portfolio Metadata',
-             url => '/adm/helper/parameter.helper',
+ 	    action => 'setrestrictmeta',
              permission => $parm_permission,
              },
-           { text => 'Modify Resource Parameters - Overview Mode',
+ 	  { text => 'Manage Course Slots',
-             action => 'setoverview',
+ 	    url => '/adm/slotrequest?command=showslots',
+ 	    permission => $vgr,
+             },
+ 	  { text => 'Reset Student Access Times',
+ 	    url => '/adm/helper/resettimes.helper',
+ 	    permission => $mgr,
+             },
+           { text => 'Set Parameter Setting Default Actions',
+             action => 'setdefaults',
              permission => $parm_permission,
              },
- 	  { text => 'Set Resource Parameters - Overview Mode',
+ 	  { divider => 'New and Existing Parameter Settings for Your Resources',
+ 	    },
+           { text => 'Set/Modify Resource Parameters - Helper Mode',
+             url => '/adm/helper/parameter.helper',
+             permission => $parm_permission,
+             help => 'Parameter_Helper',
+             },
+  	  { text => 'Set/Modify Resource Parameters - Overview Mode',
              action => 'newoverview',
              permission => $parm_permission,
+             help => 'Parameter_Overview',
              },
            { text => 'Set/Modify Resource Parameters - Table Mode',
              action => 'settable',
              permission => $parm_permission,
-             help => 'Cascading_Parameters',
+             help => 'Table_Mode',
              },
-           { text => 'Set Parameter Setting Default Actions',
+            { divider => 'Existing Parameter Settings for Your Resources',
-             action => 'setdefaults',
+ 	  },
+ 	  { text => 'Modify Resource Parameters - Overview Mode',
+             action => 'setoverview',
+             permission => $parm_permission,
+             help => 'Parameter_Overview',
+  	    },
+ 	  { text => 'Parameter Change Log and Course Blog Posting/User Notification',
+             action => 'parameterchangelog',
              permission => $parm_permission,
              },
            );
      my $menu_html = '';
      foreach my $menu_item (@menu) {
+ 	if ($menu_item->{'divider'}) {
+ 	    $menu_html .= '<h3>'.&mt($menu_item->{'divider'}).'</h3>';
+ 	    next;
+ 	}
          next if (! $menu_item->{'permission'});
          $menu_html.='<p>';
-         $menu_html.='<font size="+1">';
+         $menu_html.='<span class="LC_parm_menu_item">';
          if (exists($menu_item->{'url'})) {
              $menu_html.=qq{<a href="$menu_item->{'url'}">};
          } else {
              $menu_html.=
                  qq{<a href="/adm/parmset?action=$menu_item->{'action'}">};
          }
-         $menu_html.= &mt($menu_item->{'text'}).'</a></font>';
+         $menu_html.= &mt($menu_item->{'text'}).'</a></span>';
          if (exists($menu_item->{'help'})) {
              $menu_html.=
                  &Apache::loncommon::help_open_topic($menu_item->{'help'});
- Line 2584  ENDMAINFORMHEAD
+ Line 3506  ENDMAINFORMHEAD
      $r->print($menu_html);
      return;
  }
+ ### Set portfolio metadata
+ sub output_row {
- ##################################################
+     my ($r, $field_name, $field_text, $added_flag) = @_;
+     my $output;
- sub defaultsetter {
+     my $options=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'};
-     my $r=shift;
+     my $values=$env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.values'};
-     my $bodytag=&Apache::loncommon::bodytag('Parameter Setting Default Actions');
+     if (!defined($options)) {
+         $options = 'active,stuadd';
+         $values = '';
+     }
+     if (!($options =~ /deleted/)) {
+         my @options= ( ['active', 'Show to student'],
+                     ['stuadd', 'Provide text area for students to type catalog information'],
+                     ['choices','Provide choices for students to select from']);
+ #		   ['onlyone','Student may select only one choice']);
+         if ($added_flag) {
+             push @options,['deleted', 'Delete Metadata Field'];
+         }
+        $output = &Apache::loncommon::start_data_table_row();
+         $output .= '<td><span class="LC_metadata"><strong>'.$field_text.':</strong></span></td>';
+         $output .= &Apache::loncommon::end_data_table_row();
+         foreach my $opt (@options) {
+ 	    my $checked = ($options =~ m/$opt->[0]/) ? ' checked="checked" ' : '' ;
+ 	    $output .= &Apache::loncommon::continue_data_table_row();
+ 	    $output .= '<td>'.('&nbsp;' x 5).'<span class="LC_metadata"><label>
+ 	               <input type="checkbox" name="'.
+ 	               $field_name.'_'.$opt->[0].'" value="yes"'.$checked.' />'.
+ 	               &mt($opt->[1]).'</label></span> </td>';
+ 	    $output .= &Apache::loncommon::end_data_table_row();
+ 	}
+         $output .= &Apache::loncommon::continue_data_table_row();
+         $output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata"><input name="'.$field_name.'_values" type="text" value="'.$values.'" size="80" /></span></td>';
+         $output .= &Apache::loncommon::end_data_table_row();
+         my $multiple_checked;
+         my $single_checked;
+         if ($options =~ m/onlyone/) {
+             $multiple_checked = "";
+             $single_checked = " CHECKED ";
+         } else {
+             $multiple_checked = " CHECKED ";
+             $single_checked = "";
+         }
+ 	$output .= &Apache::loncommon::continue_data_table_row();
+ 	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
+ 	            <input type="radio" name="'.$field_name.'_onlyone" value="multiple" '.$multiple_checked .'/>
+ 	            Student may select multiple choices from list</span></td>';
+ 	$output .= &Apache::loncommon::end_data_table_row();
+ 	$output .= &Apache::loncommon::continue_data_table_row();
+ 	$output .= '<td>'.('&nbsp;' x 10).'<span class="LC_metadata">
+ 	            <input type="radio" name="'.$field_name.'_onlyone"  value="single" '.$single_checked.'/>
+ 	            Student may select only one choice from list</span></td>';
+ 	$output .= &Apache::loncommon::end_data_table_row();
+     }
+     return ($output);
+ }
+ sub order_meta_fields {
+     my ($r)=@_;
+     my $idx = 1;
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     $r->print(&Apache::loncommon::start_page('Order Metadata Fields'));
+     &Apache::lonhtmlcommon::add_breadcrumb
+             ({href=>"/adm/parmset?action=setrestrictmeta",
+               text=>"Restrict Metadata"},
+              {text=>"Order Metadata"});
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Order Metadata'));
+     if ($env{'form.storeorder'}) {
+         my $newpos = $env{'form.newpos'} - 1;
+         my $currentpos = $env{'form.currentpos'} - 1;
+         my @neworder = ();
+         my @oldorder = split /,/,$env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'};
+         my $i;
+         if ($newpos > $currentpos) {
+         # moving stuff up
+             for ($i=0;$i<$currentpos;$i++) {
+         	$neworder[$i]=$oldorder[$i];
+             }
+             for ($i=$currentpos;$i<$newpos;$i++) {
+         	$neworder[$i]=$oldorder[$i+1];
+             }
+             $neworder[$newpos]=$oldorder[$currentpos];
+             for ($i=$newpos+1;$i<=$#oldorder;$i++) {
+         	$neworder[$i]=$oldorder[$i];
+             }
+         } else {
+         # moving stuff down
+     	    for ($i=0;$i<$newpos;$i++) {
+     	        $neworder[$i]=$oldorder[$i];
+     	    }
+     	    $neworder[$newpos]=$oldorder[$currentpos];
+     	    for ($i=$newpos+1;$i<$currentpos+1;$i++) {
+     	        $neworder[$i]=$oldorder[$i-1];
+     	    }
+     	    for ($i=$currentpos+1;$i<=$#oldorder;$i++) {
+     	        $neworder[$i]=$oldorder[$i];
+     	    }
+         }
+ 	my $ordered_fields = join ",", @neworder;
+         my $put_result = &Apache::lonnet::put('environment',
+                            {'metadata.addedorder'=>$ordered_fields},$dom,$crs);
+ 	&Apache::lonnet::appenv({'course.'.$env{'request.course.id'}.'.metadata.addedorder' => $ordered_fields});
+     }
+     my $fields = &get_added_meta_fieldnames($env{'request.course.id'});
+     my $ordered_fields;
+     my @fields_in_order = split /,/,$env{'course.'.$env{'request.course.id'}.'.metadata.addedorder'};
+     if (!@fields_in_order) {
+         # no order found, pick sorted order then create metadata.addedorder key.
+         foreach my $key (sort keys %$fields) {
+             push @fields_in_order, $key;
+             $ordered_fields = join ",", @fields_in_order;
+         }
+         my $put_result = &Apache::lonnet::put('environment',
+                             {'metadata.addedorder'=>$ordered_fields},$dom,$crs);
+     }
+     $r->print('<table>');
+     my $num_fields = scalar(@fields_in_order);
+     foreach my $key (@fields_in_order) {
+         $r->print('<tr><td>');
+         $r->print('<form method="post" action="">');
+         $r->print('<select name="newpos" onChange="this.form.submit()">');
+         for (my $i = 1;$i le $num_fields;$i ++) {
+             if ($i eq $idx) {
+                 $r->print('<option value="'.$i.'"  SELECTED>('.$i.')</option>');
+             } else {
+                 $r->print('<option value="'.$i.'">'.$i.'</option>');
+             }
+         }
+         $r->print('</select></td><td>');
+         $r->print('<input type="hidden" name="currentpos" value="'.$idx.'" />');
+         $r->print('<input type="hidden" name="storeorder" value="true" />');
+         $r->print('</form>');
+         $r->print($$fields{$key}.'</td></tr>');
+         $idx ++;
+     }
+     $r->print('</table>');
+     return 'ok';
+ }
+ sub continue {
+     my $output;
+     $output .= '<form action="" method="post">';
+     $output .= '<input type="hidden" name="action" value="setrestrictmeta" />';
+     $output .= '<input type="submit" value="Continue" />';
+     return ($output);
+ }
+ sub addmetafield {
+     my ($r)=@_;
+     $r->print(&Apache::loncommon::start_page('Add Metadata Field'));
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Add Metadata Field'));
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
+     if (exists($env{'form.undelete'})) {
+         my @meta_fields = &Apache::loncommon::get_env_multiple('form.undeletefield');
+         foreach my $meta_field(@meta_fields) {
+             my $options = $env{'course.'.$env{'request.course.id'}.'.metadata.'.$meta_field.'.options'};
+             $options =~ s/deleted//;
+             $options =~ s/,,/,/;
+             my $put_result = &Apache::lonnet::put('environment',
+                                         {'metadata.'.$meta_field.'.options'=>$options},$dom,$crs);
+             $r->print('Undeleted Metadata Field <strong>'.$env{'course.'.$env{'request.course.id'}.'.metadata.'.$meta_field.'.added'}."</strong> with result ".$put_result.'<br />');
+         }
+         $r->print(&continue());
+     } elsif (exists($env{'form.fieldname'})) {
+         my $meta_field = $env{'form.fieldname'};
+         my $display_field = $env{'form.fieldname'};
+         $meta_field =~ s/\W/_/g;
+         $meta_field =~ tr/A-Z/a-z/;
+         my $put_result = &Apache::lonnet::put('environment',
+                             {'metadata.'.$meta_field.'.values'=>"",
+                              'metadata.'.$meta_field.'.added'=>"$display_field",
+                              'metadata.'.$meta_field.'.options'=>""},$dom,$crs);
+         $r->print('Added new Metadata Field <strong>'.$env{'form.fieldname'}."</strong> with result ".$put_result.'<br />');
+         $r->print(&continue());
+     } else {
+         my $fields = &get_deleted_meta_fieldnames($env{'request.course.id'});
+         if ($fields) {
+             $r->print('You may undelete previously deleted fields.<br />Check those you wish to undelete and click Undelete.<br />');
+             $r->print('<form method="post" action="">');
+             foreach my $key(keys(%$fields)) {
+                 $r->print('<input type="checkbox" name="undeletefield" value="'.$key.'" />'.$$fields{$key}.'<br /');
+             }
+             $r->print('<input type="submit" name="undelete" value="Undelete" />');
+             $r->print('</form>');
+         }
+         $r->print('<hr /><strong>Or</strong> you may enter a new metadata field name.<form method="post" action="/adm/parmset?action=addmetadata"');
+         $r->print('<input type="text" name="fieldname" /><br />');
+         $r->print('<input type="submit" value="Add Metadata Field" />');
+     }
+     $r->print('</form>');
+ }
+ sub setrestrictmeta {
+     my ($r)=@_;
+     my $next_meta;
+     my $output;
+     my $item_num;
+     my $put_result;
+     $r->print(&Apache::loncommon::start_page('Restrict Metadata'));
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Restrict Metadata'));
      my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
-     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs(undef,'Defaults');
+     my $key_base = $env{'course.'.$env{'request.course.id'}.'.'};
-     my $html=&Apache::lonxml::xmlbegin();
+     my $save_field = '';
+     if ($env{'form.restrictmeta'}) {
+         foreach my $field (sort(keys(%env))) {
+             if ($field=~m/^form.(.+)_(.+)$/) {
+                 my $options;
+                 my $meta_field = $1;
+                 my $meta_key = $2;
+                 if ($save_field ne $meta_field) {
+                     $save_field = $meta_field;
+             	    if ($env{'form.'.$meta_field.'_stuadd'}) {
+             	        $options.='stuadd,';
+             	    }
+             	    if ($env{'form.'.$meta_field.'_choices'}) {
+             	        $options.='choices,';
+             	    }
+             	    if ($env{'form.'.$meta_field.'_onlyone'} eq 'single') {
+             	        $options.='onlyone,';
+             	    }
+             	    if ($env{'form.'.$meta_field.'_active'}) {
+             	        $options.='active,';
+             	    }
+             	    if ($env{'form.'.$meta_field.'_deleted'}) {
+             	        $options.='deleted,';
+             	    }
+                     my $name = $save_field;
+                      $put_result = &Apache::lonnet::put('environment',
+                                                   {'metadata.'.$meta_field.'.options'=>$options,
+                                                    'metadata.'.$meta_field.'.values'=>$env{'form.'.$meta_field.'_values'},
+                                                    },$dom,$crs);
+                 }
+             }
+         }
+     }
+     &Apache::lonnet::coursedescription($env{'request.course.id'},
+ 				       {'freshen_cache' => 1});
+     # Get the default metadata fields
+     my %metadata_fields = &Apache::lonmeta::fieldnames('portfolio');
+     # Now get possible added metadata fields
+     my $added_metadata_fields = &get_added_meta_fieldnames($env{'request.course.id'});
+     my $row_alt = 1;
+     $output .= &Apache::loncommon::start_data_table();
+     foreach my $field (sort(keys(%metadata_fields))) {
+         if ($field ne 'courserestricted') {
+             $row_alt = $row_alt ? 0 : 1;
+ 	    $output.= &output_row($r, $field, $metadata_fields{$field});
+ 	}
+     }
+     my $buttons = (<<ENDButtons);
+         <input type="submit" name="restrictmeta" value="Save" />
+         </form><br />
+         <form method="post" action="/adm/parmset?action=addmetadata" name="form1">
+         <input type="submit" name="restrictmeta" value="Add a Metadata Field" />
+         </form>
+         <br />
+         <form method="post" action="/adm/parmset?action=ordermetadata" name="form2">
+         <input type="submit" name="restrictmeta" value="Order Metadata Fields" />
+ ENDButtons
+     my $added_flag = 1;
+     foreach my $field (sort(keys(%$added_metadata_fields))) {
+         $row_alt = $row_alt ? 0 : 1;
+         $output.= &output_row($r, $field, $$added_metadata_fields{$field},$added_flag, $row_alt);
+     }
+     $output .= &Apache::loncommon::end_data_table();
+     $r->print(<<ENDenv);
+         <form method="post" action="/adm/parmset?action=setrestrictmeta" name="form">
+         $output
+         $buttons
+         </form>
+ ENDenv
+     $r->print(&Apache::loncommon::end_page());
+     return 'ok';
+ }
+ ##################################################
+ sub get_added_meta_fieldnames {
+     my ($cid) = @_;
+     my %fields;
+     foreach my $key(%env) {
+         if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+             my $field_name = $1;
+             my ($display_field_name) = $env{$key};
+             $fields{$field_name} = $display_field_name;
+         }
+     }
+     return \%fields;
+ }
+ sub get_deleted_meta_fieldnames {
+     my ($cid) = @_;
+     my %fields;
+     foreach my $key(%env) {
+         if ($key =~ m/\Q$cid\E\.metadata\.(.+)\.added$/) {
+             my $field_name = $1;
+             if ($env{'course.'.$env{'request.course.id'}.'.metadata.'.$field_name.'.options'} =~ m/deleted/) {
+                 my ($display_field_name) = $env{$key};
+                 $fields{$field_name} = $display_field_name;
+             }
+         }
+     }
+     return \%fields;
+ }
+ sub defaultsetter {
+     my ($r) = @_;
+     my $start_page =
+ 	&Apache::loncommon::start_page('Parameter Setting Default Actions');
+     my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs('Defaults');
      $r->print(<<ENDDEFHEAD);
- $html
+ $start_page
- <head>
- <title>LON-CAPA Parameters</title>
- </head>
- $bodytag
  $breadcrumbs
  <form method="post" action="/adm/parmset?action=setdefaults" name="defaultform">
  ENDDEFHEAD
+     my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+     my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
      my @ids=();
      my %typep=();
      my %keyp=();
- Line 2682  ENDDEFHEAD
+ Line 3898  ENDDEFHEAD
  	    push @datedisplay,&mt('Automatically set earlier than ').$tempkey;
  	}
      }
-     $r->print("\n<table border='1'><tr><th>".&mt('Rule for parameter').'</th><th>'.
+ $r->print(&mt('Manual setting rules apply to all interfaces.').'<br />'.
- 	      &mt('Action').'</th><th>'.&mt('Value').'</th></tr>');
+ 	  &mt('Automatic setting rules apply to table mode interfaces only.'));
+     $r->print("\n".&Apache::loncommon::start_data_table().
+ 	      &Apache::loncommon::start_data_table_header_row().
+ 	      "<th>".&mt('Rule for parameter').'</th><th>'.
+ 	      &mt('Action').'</th><th>'.&mt('Value').'</th>'.
+ 	      &Apache::loncommon::end_data_table_header_row());
      foreach my $tempkey (&keysindisplayorder(\%allparms,\%keyorder)) {
  	unless ($tempkey) { next; }
- 	$r->print("\n<tr><td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
+ 	$r->print("\n".&Apache::loncommon::start_data_table_row().
+ 		  "<td>".$allparms{$tempkey}."\n<br />(".$tempkey.')</td><td>');
  	my $action=&rulescache($tempkey.'_action');
  	$r->print('<select name="'.$tempkey.'_action">');
  	if (&isdateparm($defkeytype{$tempkey})) {
- Line 2735  ENDYESNO
+ Line 3957  ENDYESNO
          } else {
  	    $r->print('<input type="text" size="20" name="'.$tempkey.'_value" value="'.&rulescache($tempkey.'_value').'" />');
  	}
-         $r->print('</td></tr>');
+         $r->print('</td>'.&Apache::loncommon::end_data_table_row());
      }
-     $r->print("</table>\n<input type='submit' name='storerules' value='".
+     $r->print(&Apache::loncommon::end_data_table().
- 	      &mt('Store Rules')."' /></form>\n</body>\n</html>");
+ 	      "\n<input type='submit' name='storerules' value='".
+ 	      &mt('Save Rules')."' /></form>\n".
+ 	      &Apache::loncommon::end_page());
      return;
  }
+ sub components {
+     my ($key,$uname,$udom,$exeuser,$exedomain,$typeflag)=@_;
+     if ($typeflag) {
+ 	$key=~s/\.type$//;
+     }
+     my ($middle,$part,$name)=
+ 	($key=~/^$env{'request.course.id'}\.(?:(.+)\.)*([\w\s]+)\.(\w+)$/);
+     my $issection;
+     my $section=&mt('All Students');
+     if ($middle=~/^\[(.*)\]/) {
+ 	$issection=$1;
+ 	$section=&mt('Group/Section').': '.$issection;
+ 	$middle=~s/^\[(.*)\]//;
+     }
+     $middle=~s/\.+$//;
+     $middle=~s/^\.+//;
+     if ($uname) {
+ 	$section=&mt('User').": ".&Apache::loncommon::plainname($uname,$udom);
+ 	$issection='';
+     }
+     my $realm='<span class="LC_parm_scope_all">'.&mt('All Resources').'</span>';
+     my $realmdescription=&mt('all resources');
+     if ($middle=~/^(.+)\_\_\_\(all\)$/) {
+ 	$realm='<span class="LC_parm_scope_folder">'.&mt('Folder/Map').': '.&Apache::lonnet::gettitle($1).' <span class="LC_parm_folder"><br />('.$1.')</span></span>';
+  	$realmdescription=&mt('folder').' '.&Apache::lonnet::gettitle($1);
+    } elsif ($middle) {
+ 	my ($map,$id,$url)=&Apache::lonnet::decode_symb($middle);
+ 	$realm='<span class="LC_parm_scope_resource">'.&mt('Resource').': '.&Apache::lonnet::gettitle($middle).' <br /><span class="LC_parm_symb">('.$url.' in '.$map.' id: '.$id.')</span></span>';
+ 	$realmdescription=&mt('resource').' '.&Apache::lonnet::gettitle($middle);
+     }
+     my $what=$part.'.'.$name;
+     return ($realm,$section,$name,$part,
+ 	    $what,$middle,$uname,$udom,$issection,$realmdescription);
+ }
+ my %standard_parms;
+ sub load_parameter_names {
+     open(my $config,"<$Apache::lonnet::perlvar{'lonTabDir'}/packages.tab");
+     while (my $configline=<$config>) {
+ 	if ($configline !~ /\S/ || $configline=~/^\#/) { next; }
+ 	chomp($configline);
+ 	my ($short,$plain)=split(/:/,$configline);
+ 	my (undef,$name,$type)=split(/\&/,$short,3);
+ 	if ($type eq 'display') {
+ 	    $standard_parms{$name} = $plain;
+ 	}
+     }
+     close($config);
+     $standard_parms{'int_pos'}      = 'Positive Integer';
+     $standard_parms{'int_zero_pos'} = 'Positive Integer or Zero';
+     %standard_parms=&Apache::lonlocal::texthash(%standard_parms);
+ }
+ sub standard_parameter_names {
+     my ($name)=@_;
+     if (!%standard_parms) {
+ 	&load_parameter_names();
+     }
+     if ($standard_parms{$name}) {
+ 	return $standard_parms{$name};
+     } else {
+ 	return $name;
+     }
+ }
+ #
+ # Parameter Change Log
+ #
+ sub parm_change_log {
+     my ($r)=@_;
+     $r->print(&Apache::loncommon::start_page('Parameter Change Log'));
+     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Change Log'));
+     my %parmlog=&Apache::lonnet::dump('nohist_parameterlog',
+ 				      $env{'course.'.$env{'request.course.id'}.'.domain'},
+ 				      $env{'course.'.$env{'request.course.id'}.'.num'});
+     if ((keys(%parmlog))[0]=~/^error\:/) { undef(%parmlog); }
+     $r->print('<form action="/adm/parmset?action=parameterchangelog"
+                      method="post" name="parameterlog">');
+     my %saveable_parameters = ('show' => 'scalar',);
+     &Apache::loncommon::store_course_settings('parameter_log',
+                                               \%saveable_parameters);
+     &Apache::loncommon::restore_course_settings('parameter_log',
+                                                 \%saveable_parameters);
+     $r->print(&Apache::loncommon::display_filter().
+               '<label>'.&Apache::lonhtmlcommon::checkbox('includetypes',$env{'form.includetypes'},'1').
+ 	      ' '.&mt('Include parameter types').'</label>'.
+ 	      '<input type="submit" value="'.&mt('Display').'" /></form>');
+     my $courseopt=&Apache::lonnet::get_courseresdata($env{'course.'.$env{'request.course.id'}.'.num'},
+ 						     $env{'course.'.$env{'request.course.id'}.'.domain'});
+     $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
+ 	      '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Extent').'</th><th>'.&mt('Users').'</th><th>'.
+ 	      &mt('Parameter').'</th><th>'.&mt('Part').'</th><th>'.&mt('New Value').'</th><th>'.&mt('Announce').'</th>'.
+ 	      &Apache::loncommon::end_data_table_header_row());
+     my $shown=0;
+     my $folder='';
+     if ($env{'form.displayfilter'} eq 'currentfolder') {
+ 	my $last='';
+ 	if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
+ 		&GDBM_READER(),0640)) {
+ 	    $last=$hash{'last_known'};
+ 	    untie(%hash);
+ 	}
+ 	if ($last) { ($folder) = &Apache::lonnet::decode_symb($last); }
+     }
+     foreach my $id (sort
+ 		    {
+ 			if ($parmlog{$b}{'exe_time'} ne $parmlog{$a}{'exe_time'}) {
+ 			    return $parmlog{$b}{'exe_time'} <=>$parmlog{$a}{'exe_time'}
+ 			}
+ 			my $aid = (split('00000',$a))[-1];
+ 			my $bid = (split('00000',$b))[-1];
+ 			return $bid<=>$aid;
+ 		    } (keys(%parmlog))) {
+         my @changes=keys(%{$parmlog{$id}{'logentry'}});
+ 	my $count = 0;
+ 	my $time =
+ 	    &Apache::lonlocal::locallocaltime($parmlog{$id}{'exe_time'});
+ 	my $plainname =
+ 	    &Apache::loncommon::plainname($parmlog{$id}{'exe_uname'},
+ 					  $parmlog{$id}{'exe_udom'});
+ 	my $about_me_link =
+ 	    &Apache::loncommon::aboutmewrapper($plainname,
+ 					       $parmlog{$id}{'exe_uname'},
+ 					       $parmlog{$id}{'exe_udom'});
+ 	my $send_msg_link='';
+ 	if ((($parmlog{$id}{'exe_uname'} ne $env{'user.name'})
+ 	     || ($parmlog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
+ 	    $send_msg_link ='<br />'.
+ 		&Apache::loncommon::messagewrapper(&mt('Send message'),
+ 						   $parmlog{$id}{'exe_uname'},
+ 						   $parmlog{$id}{'exe_udom'});
+ 	}
+ 	my $row_start=&Apache::loncommon::start_data_table_row();
+ 	my $makenewrow=0;
+ 	my %istype=();
+ 	my $output;
+ 	foreach my $changed (reverse(sort(@changes))) {
+             my $value=$parmlog{$id}{'logentry'}{$changed};
+ 	    my $typeflag = ($changed =~/\.type$/ &&
+ 			    !exists($parmlog{$id}{'logentry'}{$changed.'.type'}));
+             my ($realm,$section,$parmname,$part,$what,$middle,$uname,$udom,$issection,$realmdescription)=
+ 		&components($changed,$parmlog{$id}{'uname'},$parmlog{$id}{'udom'},undef,undef,$typeflag);
+ 	    if ($env{'form.displayfilter'} eq 'currentfolder') {
+ 		if ($folder) {
+ 		    if ($middle!~/^\Q$folder\E/) { next; }
+ 		}
+ 	    }
+ 	    if ($typeflag) {
+ 		$istype{$parmname}=$value;
+ 		if (!$env{'form.includetypes'}) { next; }
+ 	    }
+ 	    $count++;
+ 	    if ($makenewrow) {
+ 		$output .= $row_start;
+ 	    } else {
+ 		$makenewrow=1;
+ 	    }
+ 	    $output .='<td>'.$realm.'</td><td>'.$section.'</td><td>'.
+ 		      &standard_parameter_names($parmname).'</td><td>'.
+ 		      ($part?&mt('Part: [_1]',$part):&mt('All Parts')).'</td><td>';
+ 	    my $stillactive=0;
+ 	    if ($parmlog{$id}{'delflag'}) {
+ 		$output .= &mt('Deleted');
+ 	    } else {
+ 		if ($typeflag) {
+ 		    $output .= &mt('Type: [_1]',&standard_parameter_names($value));
+ 		} else {
+ 		    my ($level,@all)=&parmval_by_symb($what,$middle,&Apache::lonnet::metadata($middle,$what),
+ 						      $uname,$udom,$issection,$issection,$courseopt);
+ 		    if (&isdateparm($istype{$parmname})) {
+ 			$output .= &Apache::lonlocal::locallocaltime($value);
+ 		    } else {
+ 			$output .= $value;
+ 		    }
+ 		    if ($value ne $all[$level]) {
+ 			$output .= '<br /><span class="LC_warning">'.&mt('Not active anymore').'</span>';
+ 		    } else {
+ 			$stillactive=1;
+ 		    }
+ 		}
+ 	    }
+ 	    $output .= '</td><td>';
+ 	    if ($stillactive) {
+ 		my $title=&mt('Changed [_1]',&standard_parameter_names($parmname));
+                 my $description=&mt('Changed [_1] for [_2] to [_3]',&standard_parameter_names($parmname),$realmdescription,
+ 				    (&isdateparm($istype{$parmname})?&Apache::lonlocal::locallocaltime($value):$value));
+ 		if (($uname) && ($udom)) {
+ 		    $output .=
+ 			&Apache::loncommon::messagewrapper('Notify User',
+ 							   $uname,$udom,$title,
+ 							   $description);
+ 		} else {
+ 		    $output .=
+ 			&Apache::lonrss::course_blog_link($id,$title,
+ 							  $description);
+ 		}
+ 	    }
+ 	    $output .= '</td>'.&Apache::loncommon::end_data_table_row();
+ 	}
+         if ($env{'form.displayfilter'} eq 'containing') {
+ 	    my $wholeentry=$about_me_link.':'.
+ 		$parmlog{$id}{'exe_uname'}.':'.$parmlog{$id}{'exe_udom'}.':'.
+ 		$output;
+ 	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }
+ 	}
+         if ($count) {
+ 	    $r->print($row_start.'<td rowspan="'.$count.'">'.$time.'</td>
+                        <td rowspan="'.$count.'">'.$about_me_link.
+ 		  '<br /><tt>'.$parmlog{$id}{'exe_uname'}.
+ 			          ':'.$parmlog{$id}{'exe_udom'}.'</tt>'.
+ 		  $send_msg_link.'</td>'.$output);
+ 	    $shown++;
+ 	}
+ 	if (!($env{'form.show'} eq &mt('all')
+ 	      || $shown<=$env{'form.show'})) { last; }
+     }
+     $r->print(&Apache::loncommon::end_data_table());
+     $r->print(&Apache::loncommon::end_page());
+ }
+ sub check_for_course_info {
+     my $navmap = Apache::lonnavmaps::navmap->new();
+     return 1 if ($navmap);
+     return 0;
+ }
  ##################################################
  ##################################################
- Line 2752  ENDYESNO
+ Line 4212  ENDYESNO
  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 2769  sub handler {
+ Line 4231  sub handler {
                                               'pres_marker',
                                               'pres_value',
                                               'pres_type',
-                                              'udom','uname','symb']);
+                                              'udom','uname','symb','serial','timebase']);
      &Apache::lonhtmlcommon::clear_breadcrumbs();
      &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/parmset",
  					    text=>"Parameter Manager",
  					    faq=>10,
- 					    bug=>'Instructor Interface'});
+ 					    bug=>'Instructor Interface',
+                                             help => 'Parameter_Manager'});
  # ----------------------------------------------------- Needs to be in a course
      my $parm_permission =
  	(&Apache::lonnet::allowed('opa',$env{'request.course.id'}) ||
  	 &Apache::lonnet::allowed('opa',$env{'request.course.id'}.'/'.
  				  $env{'request.course.sec'}));
-     if ($env{'request.course.id'} &&  $parm_permission) {
+     my $exists = &check_for_course_info();
+     if ($env{'request.course.id'} &&  $parm_permission && $exists) {
          # Start Page
          &Apache::loncommon::content_type($r,'text/html');
          $r->send_http_header;
-         # id numbers can change on re-ordering of folders
-         &resetsymbcache();
          #
          # Main switch on form.action and form.state, as appropriate
          #
- Line 2801  sub handler {
+ Line 4262  sub handler {
          #  the table mode
          if ((($env{'form.command'} eq 'set') && ($env{'form.url'})
  	     && (!$env{'form.dis'})) || ($env{'form.symb'})) {
+             &Apache::lonhtmlcommon::add_breadcrumb({help=>'Problem_Parameters',
+ 						    text=>"Problem Parameters"});
  	    &assessparms($r);
          } elsif (! exists($env{'form.action'})) {
              $r->print(&header());
-             $r->print(&Apache::lonhtmlcommon::breadcrumbs(undef,
+             $r->print(&Apache::lonhtmlcommon::breadcrumbs('Parameter Manager'));
- 							 'Parameter Manager'));
              &print_main_menu($r,$parm_permission);
          } elsif ($env{'form.action'} eq 'crsenv' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=crsenv',
- Line 2816  sub handler {
+ Line 4278  sub handler {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
  						    text=>"Overview Mode"});
  	    &overview($r);
+ 	} elsif ($env{'form.action'} eq 'addmetadata' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+ 						    text=>"Add Metadata Field"});
+ 	    &addmetafield($r);
+ 	} elsif ($env{'form.action'} eq 'ordermetadata' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=addmetadata',
+ 						    text=>"Add Metadata Field"});
+ 	    &order_meta_fields($r);
+         } elsif ($env{'form.action'} eq 'setrestrictmeta' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setrestrictmeta',
+ 						    text=>"Restrict Metadata"});
+ 	    &setrestrictmeta($r);
          } elsif ($env{'form.action'} eq 'newoverview' && $parm_permission) {
              &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=setoverview',
  						    text=>"Overview Mode"});
- Line 2829  sub handler {
+ Line 4303  sub handler {
  						    text=>"Table Mode",
  						    help => 'Course_Setting_Parameters'});
  	    &assessparms($r);
-         }
+         } elsif ($env{'form.action'} eq 'parameterchangelog' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=settable',
+ 						    text=>"Parameter Change Log"});
+ 	    &parm_change_log($r);
+         } elsif ($env{'form.action'} eq 'cleanparameters' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=cleanparameters',
+ 						    text=>"Clean Parameters"});
+ 	    &clean_parameters($r);
+         } elsif ($env{'form.action'} eq 'dateshift1' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+                                                     text=>"Shifting Dates"});
+             &date_shift_one($r);
+         } elsif ($env{'form.action'} eq 'dateshift2' && $parm_permission) {
+             &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/parmset?action=dateshift1&timebase='.$env{'form.timebase'},
+                                                     text=>"Shifting Dates"});
+             &date_shift_two($r);
+ 	}
      } else {
  # ----------------------------- Not in a course, or not allowed to modify parms
- 	$env{'user.error.msg'}=
+ 	if ($exists) {
- 	    "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+ 	    $env{'user.error.msg'}=
+ 		"/adm/parmset:opa:0:0:Cannot modify assessment parameters";
+ 	} else {
+ 	    $env{'user.error.msg'}=
+ 		"/adm/parmset::0:1:Course environment gone, reinitialize the course";
+ 	}
  	return HTTP_NOT_ACCEPTABLE;
      }
+     &reset_caches();
      return OK;
  }

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

Removed from v.1.227
changed lines
	Added in v.1.395