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Diff for /loncom/homework/optionresponse.pm between versions 1.21 and 1.36

version 1.21, 2001/08/06 19:00:13 version 1.36, 2002/04/01 21:26:57
Line 1 Line 1
 # The LON-CAPA option response handler  # The LearningOnline Network with CAPA
   # option list style responses
 #  #
 # Option list style responses  # $Id$
 #  #
 # YEAR=2001  # Copyright Michigan State University Board of Trustees
 # 1/19,2/7,2/19,2/21,2/22,3/1,5/4,5/21,5/31,6/1,6/2,6/5,6/11 Guy Albertelli  #
 # 6/12,6/16,6/26,6/27,7/18 Guy Albertelli  # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 # 8/6 Scott Harrison  #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
   # 2/21 Guy
   # 01/18 Alex
 package Apache::optionresponse;  package Apache::optionresponse;
 use strict;  use strict;
 use Apache::response;  use Apache::response;
   
 # ======================================================================= BEGIN  BEGIN {
 sub BEGIN {  
   &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));    &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
 }  }
   
 # ================================ Start option response (return scalar string)  
 sub start_optionresponse {  sub start_optionresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';    my $result='';
     #when in a radiobutton response use these    #when in a option response use these
     &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil',    &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
  'conceptgroup'));    push (@Apache::lonxml::namespace,'optionresponse');
     push (@Apache::lonxml::namespace,'optionresponse');    my $id = &Apache::response::start_response($parstack,$safeeval);
     my $id = &Apache::response::start_response($parstack,$safeeval);    if ($target eq 'edit') {
     if ($target eq 'edit') {      $result.=&Apache::edit::start_table($token).
  $result .= &Apache::edit::start_table($token).   "<tr><td>Multiple Option Response Question</td><td>Delete:".
            "<tr><td>Multiple Option Response Question</td><td>Delete:".   &Apache::edit::deletelist($target,$token)
    &Apache::edit::deletelist($target,$token).   ."</td><td>&nbsp;".
    "</td><td>&nbsp;</td></tr><tr><td colspan=\"3\">\n";          &Apache::edit::end_row().
  $result .= &Apache::edit::text_arg('Max Number Of Foils:','max',          &Apache::edit::start_spanning_row().
    $token,'4')."</td></tr>";          "\n";
  $result .= "<tr><td colspan=\"3\">\n";      $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
     }          &Apache::edit::end_row().
     if ($target eq 'modified') {   &Apache::edit::start_spanning_row();
  my $constructtag = &Apache::edit::get_new_args($token,$parstack,    } elsif ($target eq 'modified') {
        $safeeval,'max');      my $constructtag=&Apache::edit::get_new_args($token,$parstack,
  if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }   $safeeval,'max');
     }      if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     return $result;    } elsif ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('optionresponse');
     } elsif ($target eq 'analyze') {
       my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
       push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
     }
   #  if ($target eq 'tex') {$result .= '\begin{itemize}';}
     return $result;
 }  }
   
 # ================================== End option response (return scalar string)  
 sub end_optionresponse {  sub end_optionresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     &Apache::response::end_response;    &Apache::response::end_response;
     pop @Apache::lonxml::namespace;    pop @Apache::lonxml::namespace;
     my $result;    &Apache::lonxml::deregister('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
     if ($target eq 'edit') { $result = &Apache::edit::end_table(); }    my $result;
     return $result;    if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
   #  if ($target eq 'tex') {$result .= '\end{itemize}';}
     return $result;
 }  }
   
 # ===================================== Start foil group (return scalar string)  %Apache::response::foilgroup={};
 %Apache::response::foilgroup = {};  
 sub start_foilgroup {  sub start_foilgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';  
     %Apache::response::foilgroup = {};    my $result='';
     $Apache::optionresponse::conceptgroup = 0;    %Apache::response::foilgroup={};
     &Apache::response::setrandomnumber();    $Apache::optionresponse::conceptgroup=0;
     if ($target eq 'edit') {    &Apache::response::setrandomnumber();
  my $optionlist = "<option></option>\n";    if ($target eq 'edit') {
  my $option;      my $optionlist="<option></option>\n";
  my @opt;      my $option;
  eval '@opt ='.      my @opt;
     &Apache::lonxml::get_param('options',$parstack,$safeeval);      eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
  my $count = 1;      my $count=1;
  foreach $option (@opt) {      foreach $option (@opt) {
     $optionlist .= "<option value=\"$count\">$option</option>\n";        $optionlist.="<option value=\"$count\">$option</option>\n";
     $count++;        $count++;
  }      }
  my $insertlist = &Apache::edit::insertlist($target,$token);      my $insertlist=&Apache::edit::insertlist($target,$token);
  $result .= &Apache::edit::start_table($token);      $result.=&Apache::edit::start_table($token);
  $result .= (<<ENDTABLE);      $result.= (<<ENDTABLE);
      <tr><td>Select Options</td>        <tr><td>Select Options</td>
         <td>          <td>
   Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />    Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
         </td>          </td>
         <td>Delete an Option:          <td>Delete an Option:
   <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>    <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
         </td>  
      </tr>  
      <tr><td colspan="3">$insertlist<br />  
 ENDTABLE  ENDTABLE
     }      $result.= &Apache::edit::end_row();
     if ($target eq 'modified') {      $result.= &Apache::edit::start_spanning_row();
  my @options;      $result.= $insertlist.'<br />';
  my $optchanged=0;    }
  eval '@options ='.    if ($target eq 'modified') {
     &Apache::lonxml::get_param('options',$parstack,$safeeval);      my @options;
  if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {      my $optchanged=0;
     my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};      eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
     &Apache::lonxml::debug("Deleting :$delopt:");      if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
     splice(@options,$delopt-1,1);        my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
     $optchanged = 1;        &Apache::lonxml::debug("Deleting :$delopt:");
  }        splice(@options,$delopt-1,1);
  if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {        $optchanged=1;
     my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};      }
     if ($options[0]) {      if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
  push(@options,$newopt);        my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
     } else {        if ($options[0]) {
  $options[0] = $newopt;   push(@options,$newopt);
     }        } else {
     $optchanged = 1;   $options[0]=$newopt;
  }        }
  if ($optchanged) {        $optchanged=1;
     $result = "<foilgroup options=\"(";      }
     foreach my $option (@options) {      if ($optchanged) {
  $option =~ s/\'/\\\'/;        $result = "<foilgroup options=\"(";
  &Apache::lonxml::debug("adding option :$option:");        foreach my $option (@options) {
  $result .= "'".$option."',";   $option=~s/\'/\\\'/;
     }   &Apache::lonxml::debug("adding option :$option:");
     chop $result;   $result .="'".$option."',";
     $result .= ')">';        }
  } # else nothing changed so just use the default mechanism        chop $result;
     }        $result.=')">';
     return $result;      } # else nothing changed so just use the default mechanism
     }
     if ($target eq 'tex') {$result .= '\begin{itemize}';}
     return $result;
 }  }
   
 # ======================================= End foil group (return scalar string)  
 sub end_foilgroup {  sub end_foilgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;    
     if ($target eq 'grade' || $target eq 'web') {    my $result;
  my $name;    if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze') {
  my ($count,$max) = &getfoilcounts($parstack,$safeeval);      my $name;
  if ($count>$max) { $count = $max }       my ($count,$max) = &getfoilcounts($parstack,$safeeval);
  &Apache::lonxml::debug("Count is $count from $max");      if ($count>$max) { $count=$max } 
  my @opt;      &Apache::lonxml::debug("Count is $count from $max");
  eval '@opt ='.      my @opt;
     &Apache::lonxml::get_param('options',$parstack,$safeeval);      eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
  &Apache::lonxml::debug("Options are $#opt");      &Apache::lonxml::debug("Options are $#opt");
  if ($target eq 'web') {      if ($target eq 'web' || $target eq 'tex') {
     $result=&displayfoils($count,@opt);        $result.=&displayfoils($target,$count,@opt);
  } elsif ( $target eq 'grade') {      } elsif ( $target eq 'answer') {
     if ( defined $ENV{'form.submitted'}) {        $result.=&displayanswers($count,@opt);
  my @whichopt = &whichfoils($count);      } elsif ( $target eq 'analyze') {
  my $temp=1;my $name;        my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
  my $allresponse;        foreach my $name (@{ $Apache::response::foilgroup{'names'} }) {
  my $right=0;   if (defined($Apache::lonhomework::analyze{"$part_id.foil.value.$name"})) { next; }
  my $wrong=0;   push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },$name);
  my $ignored=0;   $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
  foreach $name (@whichopt) {    $Apache::response::foilgroup{"$name.value"};
     my $response = $ENV{'form.HWVAL_'.   $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
  $Apache::inputtags::response['-1'].    $Apache::response::foilgroup{"$name.text"};
  ":$temp"};        }
     $allresponse .= "$response:";        push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
     if ( $response =~ /[^\s]/) {        push (@{ $Apache::lonhomework::analyze{"$part_id.shown"} },&whichfoils($count));
  &Apache::lonxml::debug("submitted a $response".      } elsif ( $target eq 'grade') {
        "<br />\n");        if ( defined $ENV{'form.submitted'}) {
  my $value = $Apache::response::foilgroup{$name.   my @whichopt = &whichfoils($count);
      '.value'};   my $temp=1;my $name;
  if ($value eq $response) {$right++;} else {$wrong++;}   my %responsehash;
     } else {   my $right=0;
  $ignored++;   my $wrong=0;
     }   my $ignored=0;
     $temp++;   foreach $name (@whichopt) {
  }    my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
  my $id = $Apache::inputtags::response['-1'];    $responsehash{$name}=$response;
  $Apache::lonhomework::results{"resource.".    if ( $response =~ /[^\s]/) {
              $Apache::inputtags::part.".$id.submission"} = $allresponse;      my $value=$Apache::response::foilgroup{$name.'.value'};
  &Apache::lonxml::debug("Got $right right and $wrong wrong, ".      &Apache::lonxml::debug("submitted a $response for $value<br />\n");
        "and $ignored were ignored");      if ($value eq $response) {$right++;} else {$wrong++;}
  if ($wrong==0 && $ignored==0) {    } else {
     $Apache::lonhomework::results{"resource.".      $ignored++;
    $Apache::inputtags::part.".$id.awarddetail"}    }
                                                   = 'EXACT_ANS';    $temp++;
  } else {  
     $Apache::lonhomework::results{"resource.".  
    $Apache::inputtags::part.".$id.awarddetail"}  
                                                  = 'INCORRECT';  
  }  
     }  
  }   }
     }   my $part=$Apache::inputtags::part;
     if ($target eq 'edit') {   my $id = $Apache::inputtags::response['-1'];
  $result .= &Apache::edit::end_table();   my $responsestr=&Apache::lonnet::hash2str(%responsehash);
     }   my %previous=&Apache::response::check_for_previous($responsestr,
     return $result;     $part,$id);
    &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
    my $ad;
    if ($wrong==0 && $ignored==0) {
     $ad='EXACT_ANS';
    } elsif ($wrong==0 && $right==0) {
     #nothing submitted
    } else {
     if ($ignored==0) {
       $ad='INCORRECT';
     } else {
       $ad='MISSING_ANSWER';
     }
    }
    $Apache::lonhomework::results{"resource.$part.$id.submission"}=
     $responsestr;
    $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
     $ad;
    &Apache::response::handle_previous(\%previous,$ad);
         }
       }
     } elsif ($target eq 'edit') {
       $result.=&Apache::edit::end_table();
     }  
     if ($target eq 'tex') {$result .= '\end{itemize}';}
     return $result;
 }  }
   
 # ==================================== Get foil counts (return 2 element array)  
 sub getfoilcounts {  sub getfoilcounts {
     my ($parstack,$safeeval) = @_;    my ($parstack,$safeeval)=@_;
     my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');    my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
     # +1 since instructors will count from 1    # +1 since instructors will count from 1
     my $count = $#{ $Apache::response::foilgroup{'names'} }+1;    my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
     return ($count,$max);    return ($count,$max);
 }  }
   
 # =============================================== Which foils (return an array)  
 sub whichfoils {  sub whichfoils {
     my ($max)=@_;    my ($max)=@_;
     my @names = @{ $Apache::response::foilgroup{'names'} };    my @names = @{ $Apache::response::foilgroup{'names'} };
     my @whichopt =();    my @whichopt =();
     while ((($#whichopt+1) < $max) && ($#names > -1)) {    while ((($#whichopt+1) < $max) && ($#names > -1)) {
  &Apache::lonxml::debug("Have $#whichopt max is $max");      &Apache::lonxml::debug("Have $#whichopt max is $max");
  my $aopt=int(rand($#names+1));      my $aopt=int(rand($#names+1));
  &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking ".      &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
        $aopt);      $aopt=splice(@names,$aopt,1);
  $aopt=splice(@names,$aopt,1);      &Apache::lonxml::debug("Picked $aopt");
  &Apache::lonxml::debug("Picked $aopt");      push (@whichopt,$aopt);
  push (@whichopt,$aopt);    }
     }    return @whichopt;
     return @whichopt;  }
   
   sub displayanswers {
     my ($max,@opt)=@_;
     my @names = @{ $Apache::response::foilgroup{'names'} };
     my @whichopt = &whichfoils($max);
     my $result=&Apache::response::answer_header('optionresponse');
     foreach my $name (@whichopt) {
       $result.=&Apache::response::answer_part('optionresponse',
        $Apache::response::foilgroup{$name.'.value'})
     }
     $result.=&Apache::response::answer_footer('optionresponse');
     return $result;
 }  }
   
 # ======================================== Display foils (return scalar string)  
 sub displayfoils {  sub displayfoils {
     my ($max,@opt) = @_;    my ($target,$max,@opt)=@_;
     my @names = @{ $Apache::response::foilgroup{'names'} };    my @names = @{ $Apache::response::foilgroup{'names'} };
     my @truelist;    my @truelist;
     my @falselist;    my @falselist;
     my $result;    my $result;
     my $name;    my $name;
     my @whichopt = &whichfoils($max);    $Apache::optionresponse::displayoptionintex=0;
     my $optionlist = "<option></option>\n";    my @whichopt = &whichfoils($max);
     my $option;    my $part=$Apache::inputtags::part;
     foreach $option (@opt) {    my $id=$Apache::inputtags::response[-1];
  $optionlist .= "<option>$option</option>\n";    if (($Apache::lonhomework::history{"resource.$part.solved"} =~ /^correct/)  || ($Apache::inputtags::status[-1] eq  'SHOW_ANSWER')) {
     }      foreach $name (@whichopt) {
     if ($Apache::lonhomework::history{"resource.".        if ($target eq 'web') {
       $Apache::inputtags::part.    $result.="<br />";
       ".solved"} =~ /^correct/ ) {        } elsif ($target eq 'tex') {
  foreach $name (@whichopt) {   $result.='\newline';
     $result.="<br />".$Apache::response::foilgroup{$name.'.value'}.        }
  ":".$Apache::response::foilgroup{$name.'.text'}."\n";        $result .=$Apache::response::foilgroup{$name.'.value'}.
     ":".$Apache::response::foilgroup{$name.'.text'}."\n";
       }
     } else {
       my $temp=1;
       my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
       foreach $name (@whichopt) {
         my $lastopt=$lastresponse{$name};
         my $optionlist="<option></option>\n";
         my $option;
         foreach $option (@opt) {
    if ($option eq $lastopt) {
     $optionlist.="<option selected=\"on\">$option</option>\n";
    } else {
     $optionlist.="<option>$option</option>\n";
  }   }
     } else {        }
  my $temp=1;        if ($target ne 'tex') {
  foreach $name (@whichopt) {    $result.="<br /><select name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">"
     $result .= "<br /><select ".        .$optionlist
  "name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">".    ."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
  $optionlist.    $temp++;
  "</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";        } else {
     $temp++;    if ($Apache::optionresponse::displayoptionintex == 0) {
  }                my $durtyoptionlist = $optionlist;
     }        $durtyoptionlist =~ s/<option><\/option>/\\item \[\] The possible answers are:/;
     return $result."<br />";        $durtyoptionlist =~ s/<option>/{\\bf /g;
         $durtyoptionlist =~ s/<\/option>/},/g;
         $durtyoptionlist =~ s/,$/\./g;
         $result.= $durtyoptionlist.$Apache::response::foilgroup{$name.'.text'};
         $Apache::optionresponse::displayoptionintex=1;
     } else {
         $result.= $Apache::response::foilgroup{$name.'.text'};
     }
         } 
       }
     } 
     if ($target ne 'tex') {
         return $result."<br />";
     }
     else {
         return $result;
     }
 }  }
   
 # ================================== Start concept group (return scalar string)  
 sub start_conceptgroup {  sub start_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     $Apache::optionresponse::conceptgroup = 1;    $Apache::optionresponse::conceptgroup=1;
     %Apache::response::conceptgroup = {};    %Apache::response::conceptgroup={};
     my $result;    my $result;
     if ($target eq 'edit') {    if ($target eq 'edit') {
  $result .= &Apache::edit::tag_start($target,$token,      $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
  "Concept Grouped Foils");      $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
  $result .= &Apache::edit::text_arg('Concept:','concept',$token,'50').          &Apache::edit::end_row().&Apache::edit::start_spanning_row();
            "</td></tr>";    }
  $result .= "<tr><td colspan=\"3\">\n";    if ($target eq 'modified') {
     }      my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'concept');
     if ($target eq 'modified') {      if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
         my $constructtag = &Apache::edit::get_new_args($token,$parstack,    }
      $safeeval,'concept');    return $result;
  if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }  
     }  
     return $result;  
 }  }
   
 # ==================================== End concept group (return scalar string)  
 sub end_conceptgroup {  sub end_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     $Apache::optionresponse::conceptgroup = 0;    $Apache::optionresponse::conceptgroup=0;
     my $result = '';    my $result='';
     if ($target eq 'web' || $target eq 'grade') {    if ($target eq 'web' || $target eq 'grade' || $target eq 'answer'
  #if not there aren't any foils to display and thus no question        || $target eq 'tex' || $target eq 'analyze') {
  if (defined(@{ $Apache::response::conceptgroup{'names'} })) {      #if not there aren't any foils to display and thus no question
     my @names = @{ $Apache::response::conceptgroup{'names'} };      if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
     my $pick = int rand $#names+1;        my @names = @{ $Apache::response::conceptgroup{'names'} };
     my $name = $names[$pick];        my $pick=int rand $#names+1;
     push @{ $Apache::response::foilgroup{'names'} }, $name;        my $name=$names[$pick];
     $Apache::response::foilgroup{"$name.value"} =        push @{ $Apache::response::foilgroup{'names'} }, $name;
  $Apache::response::conceptgroup{"$name.value"};        $Apache::response::foilgroup{"$name.value"} =
     $Apache::response::foilgroup{"$name.text"} =   $Apache::response::conceptgroup{"$name.value"};
  $Apache::response::conceptgroup{"$name.text"};        $Apache::response::foilgroup{"$name.text"} =
     my $concept =    $Apache::response::conceptgroup{"$name.text"};
  &Apache::lonxml::get_param('concept',$parstack,$safeeval);        my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
     $Apache::response::foilgroup{"$name.concept"} = $concept;        $Apache::response::foilgroup{"$name.concept"} = $concept;
     &Apache::lonxml::debug("Selecting $name in $concept");        &Apache::lonxml::debug("Selecting $name in $concept");
         if ($target eq 'analyze') {
    my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
           push (@{ $Apache::lonhomework::analyze{"$part_id.concepts"} },
         $concept);
    $Apache::lonhomework::analyze{"$part_id.concept.$concept"}=
     $Apache::response::conceptgroup{'names'};
    foreach my $name (@{ $Apache::response::conceptgroup{'names'} }) {
     push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },
    $name);
     $Apache::lonhomework::analyze{"$part_id.foil.value.$name"} =
       $Apache::response::conceptgroup{"$name.value"};
     $Apache::lonhomework::analyze{"$part_id.foil.text.$name"} =
       $Apache::response::conceptgroup{"$name.text"};
  }   }
         }
     }      }
     if ($target eq 'edit') {    } elsif ($target eq 'edit') {
  $result = &Apache::edit::end_table();      $result=&Apache::edit::end_table();
     }    }
     return $result;    return $result;
 }  }
   
 # ======================================================== Insert concept group  
 sub insert_conceptgroup {  sub insert_conceptgroup {
     my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil().    my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
        "\n\t\t</conceptgroup>\n";    return $result;
     return $result;  
 }  }
   
 # =========================================== Start foil (return scalar string)  
 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') { &Apache::lonxml::startredirection; }    if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) {
     if ($target eq 'edit') {      &Apache::lonxml::startredirection;
  $result = &Apache::edit::tag_start($target,$token,"Foil");    } elsif ($target eq 'edit') {
  my $level = '-2';      $result=&Apache::edit::tag_start($target,$token,"Foil");
  if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }      my $level='-2';
  my @opt;      if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
  eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,      my @opt;
  $safeeval,$level);      eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
  $result .= &Apache::edit::text_arg('Name:','name',$token);      $result.=&Apache::edit::text_arg('Name:','name',$token);
  $result .= &Apache::edit::select_or_text_arg('Correct Option:',      $result.= &Apache::edit::select_or_text_arg('Correct Option:','value',['unused',(@opt)],$token,'15');
      'value',      $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
      ['unused',(@opt)],$token,    } elsif ($target eq 'modified') {
      '15');      my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'value','name');
  $result .= '</td></tr><tr><td colspan="3">';      if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     }    } 
     if ($target eq 'modified') {    if ($target eq 'tex') {$result .= '\item ';}
  my $constructtag = &Apache::edit::get_new_args($token,$parstack,    return $result;
        $safeeval,'value',  
        'name');  
  if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }  
     }  
     return $result;  
 }  }
   
 # ============================================= End foil (return scalar string)  
 sub end_foil {  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') { $text=&Apache::lonxml::endredirection; }    if ($target eq 'web' || $target eq 'tex') { 
     if ($target eq 'web' || $target eq 'grade') {        $text=&Apache::lonxml::endredirection; 
  my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);    }
  if ($value ne 'unused') {    if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' 
     my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);        || $target eq 'tex' || $target eq 'analyze') {
     &Apache::lonxml::debug("Got a name of :$name:");      my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
     if (!$name) { $name = $Apache::lonxml::curdepth; }      if ($value ne 'unused') {
     &Apache::lonxml::debug("Using a name of :$name:");        my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
     if ( $Apache::optionresponse::conceptgroup ) {        &Apache::lonxml::debug("Got a name of :$name:");
  push @{ $Apache::response::conceptgroup{'names'} }, $name;        if (!$name) { $name=$Apache::lonxml::curdepth; }
  $Apache::response::conceptgroup{"$name.value"} = $value;        &Apache::lonxml::debug("Using a name of :$name:");
  $Apache::response::conceptgroup{"$name.text"} = $text;        if ( $Apache::optionresponse::conceptgroup ) {
     } else {   push @{ $Apache::response::conceptgroup{'names'} }, $name;
  push @{ $Apache::response::foilgroup{'names'} }, $name;   $Apache::response::conceptgroup{"$name.value"} = $value;
  $Apache::response::foilgroup{"$name.value"} = $value;   $Apache::response::conceptgroup{"$name.text"} = $text;
  $Apache::response::foilgroup{"$name.text"} = $text;        } else {
     }   push @{ $Apache::response::foilgroup{'names'} }, $name;
  }   $Apache::response::foilgroup{"$name.value"} = $value;
     }   $Apache::response::foilgroup{"$name.text"} = $text;
     if ($target eq 'edit') {        }
  $result .= &Apache::edit::tag_end($target,$token,'');      }
     }    }
     return $result;    if ($target eq 'edit') {
       $result.= &Apache::edit::tag_end($target,$token,'');
     }
     return $result;
 }  }
   
 # ========================================== Insert foil (return scalar string)  
 sub insert_foil {  sub insert_foil {
     return '    return '
 <foil name="" value="unused">  <foil name="" value="unused">
 <startouttext />  <startouttext />
 <endouttext />  <endouttext />
 </foil>';  </foil>';
 }  }
   
 1;  1;
   
 __END__  __END__
     
Removed from v.1.21  
changed lines
  Added in v.1.36

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