[BACK]Return to matchresponse.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / homework

Diff for /loncom/homework/matchresponse.pm between versions 1.1 and 1.22

version 1.1, 2003/01/28 00:11:49 version 1.22, 2003/09/15 18:13:52
Line 31  package Apache::matchresponse; Line 31  package Apache::matchresponse;
 use strict;  use strict;
 use HTML::Entities();  use HTML::Entities();
 use Math::Random();  use Math::Random();
   use Apache::optionresponse;
   
 BEGIN {  BEGIN {
     &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));      &Apache::lonxml::register('Apache::matchresponse',('matchresponse'));
Line 85  sub start_itemgroup { Line 86  sub start_itemgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
     %Apache::response::itemgroup=();      %Apache::response::itemgroup=();
       %Apache::matchresponse::itemtable=();
   
     if ($target eq 'edit') {      if ($target eq 'edit') {
  $result=&Apache::edit::tag_start($target,$token);   $result=&Apache::edit::tag_start($target,$token);
  $result.=&Apache::edit::select_arg('Randomize Order:','randomize',   $result.=&Apache::edit::select_arg('Randomize Order:','randomize',
    ['yes','no'],$token);     ['yes','no'],$token);
    $result.=&Apache::edit::select_arg('Items Display Location:',
      'location',
      ['top','bottom','left','right'],
      $token);
  $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();   $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
       } elsif ($target eq 'modified') {
    my $constructtag=&Apache::edit::get_new_args($token,$parstack,
        $safeeval,'randomize',
        'location');
    if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
       } elsif ($target eq 'web' or $target eq 'tex') {
    $Apache::matchresponse::itemtable{'location'}=
       &Apache::lonxml::get_param('location',$parstack,$safeeval);
     }      }
     return $result;      return $result;
 }  }
Line 98  sub end_itemgroup { Line 113  sub end_itemgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
   
       if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
     if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }      if (!defined(@{ $Apache::response::itemgroup{'names'} })) { return; }
     my @names=@{ $Apache::response::itemgroup{'names'} };      my @names=@{ $Apache::response::itemgroup{'names'} };
     my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);      my $randomize =&Apache::lonxml::get_param('randomize',$parstack,$safeeval);
     if ($randomize != 'no' ) {      if ($randomize ne 'no' ) {
  @names=&Math::Random::random_permutation(@names);   @names=&Apache::response::whichorder($#names+1,$randomize,0,
    \%Apache::response::itemgroup);
     }      }
     my %letter_name_map;      my %letter_name_map;
     my %name_letter_map;      my %name_letter_map;
Line 116  sub end_itemgroup { Line 133  sub end_itemgroup {
     $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;      $Apache::response::itemgroup{'letter_name_map'}=\%letter_name_map;
     $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;      $Apache::response::itemgroup{'name_letter_map'}=\%name_letter_map;
     if ($target eq 'web') {      if ($target eq 'web') {
  $result.='<table>';   my $table='<table>';
  my $i=0;   my $i=0;
  foreach my $name (@names) {   foreach my $name (@names) {
     $result.='<tr><td>'.$alphabet[$i].'</td><td>'.      $table.='<tr><td>'.$alphabet[$i].'</td><td>'.
  $Apache::response::itemgroup{$name.'.text'}.   $Apache::response::itemgroup{$name.'.text'}.
     '</td></tr>';      '</td></tr>';
     $i++;      $i++;
  }   }
  $result.='</table>';   $table.='</table>';
     } elsif ($target eq 'edit') { $result=&Apache::edit::end_table(); }   $Apache::matchresponse::itemtable{'display'}=$table;
       } elsif ($target eq 'tex') {
    my $table=' \begin{description} ';
    my $i=0;
    foreach my $name (@names) {
       $Apache::response::itemgroup{$name.'.text'}=~s/\$\$/\$/g;
       $table.='\item['.$alphabet[$i].'] '.
    $Apache::response::itemgroup{$name.'.text'};
       $i++;
    }
    $table.=' \end{description} \strut ';
    $Apache::matchresponse::itemtable{'display'}=$table;
       }
     return $result;      return $result;
 }  }
   
 sub start_item {  sub start_item {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result='';      my $result='';
     if ($target eq 'web' ) {      if ($target eq 'web' || $target eq 'tex') {
  &Apache::lonxml::startredirection;   &Apache::lonxml::startredirection;
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
    my $randomize=&Apache::lonxml::get_param('randomize',$parstack,
    $safeeval,'-2');
  $result=&Apache::edit::tag_start($target,$token,"Item");   $result=&Apache::edit::tag_start($target,$token,"Item");
  $result.=&Apache::edit::text_arg('Name:','name',$token);   $result.=&Apache::edit::text_arg('Name:','name',$token);
  $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();   if ($randomize ne 'no') {
       $result.=&Apache::edit::select_arg('Location:','location',
          ['random','top','bottom'],
          $token);
    }
    $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my $constructtag=&Apache::edit::get_new_args($token,$parstack,   my $constructtag=&Apache::edit::get_new_args($token,$parstack,
      $safeeval,'name');       $safeeval,'name',
        'location');
  if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }   if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     }      }
     return $result;      return $result;
Line 150  sub end_item { Line 187  sub end_item {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $text ='';      my $text ='';
     my $result = '';      my $result = '';
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'tex') {
  $text=&Apache::lonxml::endredirection;   $text=&Apache::lonxml::endredirection;
     }      }
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||      if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
  $target eq 'edit') {   $target eq 'edit' || $target eq 'tex') {
  my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);   my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
    my $location=&Apache::lonxml::get_param('location',$parstack,
    $safeeval);
  &Apache::lonxml::debug("Got a name of :$name:");   &Apache::lonxml::debug("Got a name of :$name:");
  if (!$name) { $name=$Apache::lonxml::curdepth; }   if (!$name) { $name=$Apache::lonxml::curdepth; }
  &Apache::lonxml::debug("Using a name of :$name:");   &Apache::lonxml::debug("Using a name of :$name:");
  push @{ $Apache::response::itemgroup{'names'} }, $name;   push @{ $Apache::response::itemgroup{'names'} }, $name;
  $Apache::response::itemgroup{"$name.text"} = $text;   $Apache::response::itemgroup{"$name.text"} = $text;
    $Apache::response::itemgroup{"$name.location"} = $location;
     }      }
     if ($target eq 'edit') {      if ($target eq 'edit') {
  $result.= &Apache::edit::tag_end($target,$token,'');   $result.= &Apache::edit::tag_end($target,$token,'');
Line 196  sub start_foilgroup { Line 236  sub start_foilgroup {
 sub end_foilgroup {  sub end_foilgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer') {      if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex') {
  my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');   my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
  my $randomize = &Apache::lonxml::get_param('randomize',$parstack,   my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
    $safeeval,'-2');     $safeeval,'-2');
  if ($target eq 'web') {   if ($target eq 'web' || $target eq 'tex') {
     $result=&displayfoils($target,$max,$randomize);      $result=&displayfoils($target,$max,$randomize);
  } elsif ($target eq 'answer' ) {   } elsif ($target eq 'answer' ) {
     $result=&displayanswers($max,$randomize);      $result=&displayanswers($max,$randomize);
  } elsif ( $target eq 'grade') {   } elsif ( $target eq 'grade') {
     &grade_response($max,$randomize);      &grade_response($max,$randomize);
  }   }
    &Apache::lonxml::increment_counter(&getfoilcounts($max));
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result=&Apache::edit::end_table();   $result=&Apache::edit::end_table();
     }      }
Line 217  sub displayanswers { Line 258  sub displayanswers {
     my ($max,$randomize,@opt)=@_;      my ($max,$randomize,@opt)=@_;
     if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }      if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
     my @names = @{ $Apache::response::foilgroup{'names'} };      my @names = @{ $Apache::response::foilgroup{'names'} };
     my @whichfoils = &whichfoils($max,$randomize);      my @whichfoils = &Apache::response::whichorder(&getfoilcounts($max),
      $randomize,
     &Apache::response::showallfoils(),
    \%Apache::response::foilgroup);
     my $result=&Apache::response::answer_header('matchresponse');      my $result=&Apache::response::answer_header('matchresponse');
     my %name_letter_map;      my %name_letter_map;
     if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {      if (defined(%{ $Apache::response::itemgroup{'name_letter_map'} })) {
Line 236  sub displayanswers { Line 280  sub displayanswers {
   
 sub grade_response {  sub grade_response {
     my ($max,$randomize)=@_;      my ($max,$randomize)=@_;
     my (@whichfoils)=&whichfoils($max,$randomize);      my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
      $randomize,
               &Apache::response::showallfoils(),
              \%Apache::response::foilgroup);
     if (!defined($ENV{'form.submitted'})) { return; }      if (!defined($ENV{'form.submitted'})) { return; }
     my %responsehash;      my %responsehash;
     my %grade;      my %grade;
Line 290  sub grade_response { Line 337  sub grade_response {
     &Apache::response::handle_previous(\%previous,$ad);      &Apache::response::handle_previous(\%previous,$ad);
 }  }
   
   sub itemdisplay {
       my ($location)=@_;
       if ($location eq 'top' &&
    !defined($Apache::matchresponse::itemtable{'location'})) {
    return $Apache::matchresponse::itemtable{'display'};
       }
       if ($Apache::matchresponse::itemtable{'location'} eq $location) {
    return $Apache::matchresponse::itemtable{'display'};
       }
       return undef;
   }
 sub displayfoils {  sub displayfoils {
     my ($target,$max,$randomize)=@_;      my ($target,$max,$randomize)=@_;
     my $result;      my $result;
     my (@whichfoils)=&whichfoils($max,$randomize);      my $question;
       my (@whichfoils)=&Apache::response::whichorder(&getfoilcounts($max),
      $randomize,
               &Apache::response::showallfoils(),
              \%Apache::response::foilgroup);
     my $part=$Apache::inputtags::part;      my $part=$Apache::inputtags::part;
     my $solved=$Apache::lonhomework::history{"resource.$part.solved"};      my $solved=$Apache::lonhomework::history{"resource.$part.solved"};
     my $status=$Apache::inputtags::status[-1];      my $status=$Apache::inputtags::status[-1];
Line 312  sub displayfoils { Line 374  sub displayfoils {
     my $text=$Apache::response::foilgroup{$name.'.text'};      my $text=$Apache::response::foilgroup{$name.'.text'};
     my $value=$Apache::response::foilgroup{$name.'.value'};      my $value=$Apache::response::foilgroup{$name.'.value'};
     my $letter=$name_letter_map{$value};      my $letter=$name_letter_map{$value};
     $result.='<br />'.$letter.':'.$text;      if ($target eq 'tex') {
    $question.=' \\\\ '.$letter.':'.$text;
       } else {
    $question.='<br />'.$letter.':'.$text;
       }
  }   }
     } else {      } else {
  my $i = 0;   my $i = 0;
Line 320  sub displayfoils { Line 386  sub displayfoils {
  my $id=$Apache::inputtags::response[-1];   my $id=$Apache::inputtags::response[-1];
  my $part=$Apache::inputtags::part;   my $part=$Apache::inputtags::part;
  my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};   my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
  my %lastresponse=&Apache::lonnet::str2hash($lastresponse);   my %lastresponse=&Apache::lonnet::str2hash($lastresponse);    
    my @alphabet=('A'..'Z');
    my @used_letters=sort(keys(%letter_name_map));
    my $internal_counter=$Apache::lonxml::counter;
  foreach my $name (@whichfoils) {   foreach my $name (@whichfoils) {
     my $lastopt=$lastresponse{$name};      my $lastopt=$lastresponse{$name};
     my $last_letter=$name_letter_map{$lastopt};      my $last_letter=$name_letter_map{$lastopt};
     my $optionlist="<option></option>\n";      my $optionlist = '';
       if ($target ne 'tex') {
    $optionlist="<option></option>\n";
       } else {
    if ($Apache::lonhomework::type ne 'exam') {
       $optionlist='\framebox[5 mm][s]{\tiny\strut}';
    }
       }
     my $option;      my $option;
     foreach $option (sort(keys(%letter_name_map))) {      foreach $option (@used_letters) {
  if ($option eq $last_letter) {   if ($option eq $last_letter) {
     $optionlist.="<option selected=\"on\">$option</option>\n";      if ($target ne 'tex') {$optionlist.="<option selected=\"on\">$option</option>\n";}
  } else {   } else {
     $optionlist.="<option>$option</option>\n";      if ($target ne 'tex') {$optionlist.="<option>$option</option>\n";}
  }   }
     }      }
     $optionlist='<select name="HWVAL_'.      if ($target ne 'tex' && $Apache::lonhomework::type ne 'exam') {
  $Apache::inputtags::response[-1].':'.$temp.'">'.          $optionlist='<select name="HWVAL_'.
     $optionlist."</select>\n";      $Apache::inputtags::response[-1].':'.$temp.'">'.
           $optionlist."</select>\n";
       }
     my $text=$Apache::response::foilgroup{$name.'.text'};      my $text=$Apache::response::foilgroup{$name.'.text'};
     $result.='<br />'.$optionlist.$text."\n";      if ($target ne 'tex') {
    if ($Apache::lonhomework::type ne 'exam') {
       $question.='<br />'.$optionlist.$text."\n";
    } else {
       $question.='<br />'.$text."\n";
    }
    if ($Apache::lonhomework::type eq 'exam') {
       $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp);
    }
       } else {
    if ($Apache::lonhomework::type eq 'exam') {
       $question.=' '.$optionlist.$text."\n";
       my @emptyItems = ();
       for (my $i=0;$i<=$#used_letters;$i++) {push @emptyItems, ' ';}
       $question.='\vskip -2 mm\parbox{\textwidth}{\begin{enumerate}\item[\textbf{'.$internal_counter.'}.]\parbox{\textwidth - 5 mm}{'.&Apache::optionresponse::bubbles(\@used_letters,\@emptyItems).'}\end{enumerate}} \vskip -10 mm \strut ';
       $internal_counter++;
           } else {
       $question.=' '.$optionlist.$text.'\strut\\\\\strut '."\n";
    }
               } 
     $temp++;      $temp++;
  }   }
     }      }
     $result.="<br />";      if ($result=&itemdisplay('top')) {
    $result.=$question;
       } elsif ($result=&itemdisplay('bottom')) {
    $result=$question.$result;
       } elsif ($result=&itemdisplay('right')) {
    $result='<table><tr><td>'.$question.'</td><td>'.$result.
       '</td></tr></table>';
       } elsif ($result=&itemdisplay('left')) {
    $result='<table><tr><td>'.$result.'</td><td>'.$question.
       '</td></tr></table>';
       }
       if ($target ne 'tex') {$result.="<br />";} else {$result.=' \\\\ ';}
     return $result;      return $result;
 }  }
   
Line 355  sub getfoilcounts { Line 463  sub getfoilcounts {
     return $count;      return $count;
 }  }
   
 sub whichfoils {  
     my ($max,$randomize)=@_;  
     $max = &getfoilcounts($max);  
  #   &Apache::lonxml::debug("man $max randomize $randomize");  
     if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }  
     my @names = @{ $Apache::response::foilgroup{'names'} };  
     my @whichopt =();  
     my (%top,@toplist,%bottom,@bottomlist);  
     if (!(&Apache::response::showallfoils() || ($randomize eq 'no'))) {  
  my $current=0;  
  foreach my $name (@names) {  
     $current++;  
     if ($Apache::response::foilgroup{"$name.location"} eq 'top') {  
  $top{$name}=$current;  
     } elsif ($Apache::response::foilgroup{"$name.location"} eq  
      'bottom') {  
  $bottom{$name}=$current;  
     }  
  }  
     }  
     while ((($#whichopt+1) < $max) && ($#names > -1)) {  
 # &Apache::lonxml::debug("Have $#whichopt max is $max");  
  my $aopt;  
  if (&Apache::response::showallfoils() || ($randomize eq 'no')) {  
     $aopt=0;  
  } else {  
     $aopt=int(&Math::Random::random_uniform() * ($#names+1));  
  }  
 # &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");  
  $aopt=splice(@names,$aopt,1);  
 # &Apache::lonxml::debug("Picked $aopt");  
  if ($top{$aopt}) {  
     $toplist[$top{$aopt}]=$aopt;  
  } elsif ($bottom{$aopt}) {  
     $bottomlist[$bottom{$aopt}]=$aopt;  
  } else {  
     push (@whichopt,$aopt);  
  }  
     }  
     for (my $i=0;$i<=$#toplist;$i++) {  
  if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }  
     }  
     for (my $i=0;$i<=$#bottomlist;$i++) {  
  if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }  
     }  
   
     return @whichopt;  
 }  
   
 sub start_conceptgroup {  sub start_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
Line 427  sub end_conceptgroup { Line 487  sub end_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     $Apache::matchresponse::conceptgroup=0;      $Apache::matchresponse::conceptgroup=0;
     my $result='';      my $result='';
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {      if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
  #if not there aren't any foils to display and thus no question   #if not there aren't any foils to display and thus no question
  if (defined(@{ $Apache::response::conceptgroup{'names'} })) {   if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
     my @names = @{ $Apache::response::conceptgroup{'names'} };      my @names = @{ $Apache::response::conceptgroup{'names'} };
Line 466  sub insert_conceptgroup { Line 526  sub insert_conceptgroup {
 sub start_foil {  sub start_foil {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result='';      my $result='';
     if ($target eq 'web' ) {      if ($target eq 'web' || $target eq 'tex') {
  &Apache::lonxml::startredirection;   &Apache::lonxml::startredirection;
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result=&Apache::edit::tag_start($target,$token,"Foil");   $result=&Apache::edit::tag_start($target,$token,"Foil");
Line 498  sub end_foil { Line 558  sub end_foil {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $text ='';      my $text ='';
     my $result = '';      my $result = '';
     if ($target eq 'web') {      if ($target eq 'web' || $target eq 'tex') {
  $text=&Apache::lonxml::endredirection;   $text=&Apache::lonxml::endredirection;
     }      }
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer') {      if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' || $target eq 'tex') {
  my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);   my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
  if ($value ne 'unused') {   if ($value ne 'unused') {
     my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);      my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
Line 513  sub end_foil { Line 573  sub end_foil {
  && !&Apache::response::showallfoils() ) {   && !&Apache::response::showallfoils() ) {
  push @{ $Apache::response::conceptgroup{'names'} }, $name;   push @{ $Apache::response::conceptgroup{'names'} }, $name;
  $Apache::response::conceptgroup{"$name.value"} = $value;   $Apache::response::conceptgroup{"$name.value"} = $value;
  $Apache::response::conceptgroup{"$name.text"} = $text;   if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
       $Apache::response::conceptgroup{"$name.text"} = ' $\triangleright$ '.$text;
    } else {
       $Apache::response::conceptgroup{"$name.text"} = $text;
    }
  $Apache::response::conceptgroup{"$name.location"} = $location;   $Apache::response::conceptgroup{"$name.location"} = $location;
     } else {      } else {
  push @{ $Apache::response::foilgroup{'names'} }, $name;   push @{ $Apache::response::foilgroup{'names'} }, $name;
  $Apache::response::foilgroup{"$name.value"} = $value;   $Apache::response::foilgroup{"$name.value"} = $value;
  $Apache::response::foilgroup{"$name.text"} = $text;   if ($Apache::lonhomework::type eq 'exam') {
       if ($target eq 'tex') {
    $Apache::response::foilgroup{"$name.text"} = '\vskip 5 mm $\triangleright$ '.$text;
       } else {
    $Apache::response::foilgroup{"$name.text"} = $text;
       }
    } else {
       if ($target eq 'tex') {
    $Apache::response::foilgroup{"$name.text"} = ' $\triangleright$ '.$text;
       } else {
    $Apache::response::foilgroup{"$name.text"} = $text;
       }
    }
  $Apache::response::foilgroup{"$name.location"} = $location;   $Apache::response::foilgroup{"$name.location"} = $location;
     }      }
  }   }
Removed from v.1.1  
changed lines
  Added in v.1.22

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