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Diff for /loncom/homework/response.pm between versions 1.83 and 1.88

version 1.83, 2003/08/11 19:56:45 version 1.88, 2003/11/03 21:47:21
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # 11/23,11/24,11/28 Gerd Kortemeyer  
 # Guy Albertelli  
 # 08/04,08/07 Gerd Kortemeyer  
   
 package Apache::response;  package Apache::response;
 use strict;  use strict;
Line 80  sub end_hintresponse { Line 77  sub end_hintresponse {
 # that is stable and unique based on the part number and response number  # that is stable and unique based on the part number and response number
 sub setrandomnumber {  sub setrandomnumber {
     my $rndseed;      my $rndseed;
     if ($ENV{'request.state'} eq "construct") {      $rndseed=&Apache::structuretags::setup_rndseed();
  $rndseed=$ENV{'form.rndseed'};      if (!defined($rndseed)) { $rndseed=&Apache::lonnet::rndseed(); }
  if (!$rndseed) { $rndseed=time; }  
     } else {  
  $rndseed=&Apache::lonnet::rndseed();  
     }  
     &Apache::lonxml::debug("randseed $rndseed");      &Apache::lonxml::debug("randseed $rndseed");
     #  $rndseed=unpack("%32i",$rndseed);      #  $rndseed=unpack("%32i",$rndseed);
     my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);      my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
     if (defined($Apache::inputtags::response['-1'])) {      if (defined($Apache::inputtags::response['-1'])) {
        $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);   $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
     }      }
     if ($rndseed =~/,/) {      if ($rndseed =~/,/) {
  {   {
Line 180  sub mandatory_part_meta { Line 173  sub mandatory_part_meta {
 #  #
 }  }
   
   sub meta_part_order {
       if (@Apache::inputtags::partlist) {
    my @parts=@Apache::inputtags::partlist;
    shift(@parts);
    return '<partorder>'.join(',',@parts).'</partorder>';
       } else {
    return '<partorder>0</partorder>';
       }
   }
   
 sub check_for_previous {  sub check_for_previous {
     my ($curresponse,$partid,$id) = @_;      my ($curresponse,$partid,$id) = @_;
     my %previous;      my %previous;
Line 412  sub answer_header { Line 415  sub answer_header {
     my ($type) = @_;      my ($type) = @_;
     my $result;      my $result;
     if ($ENV{'form.answer_output_mode'} eq 'tex') {      if ($ENV{'form.answer_output_mode'} eq 'tex') {
  $result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: '.   $result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: \verb|'.
                   $Apache::inputtags::part.' \\\\ \hline ';                    $Apache::inputtags::part.'| \\\\ \hline ';
     } else {      } else {
  $result = '<table border="1"><tr><td>Answer for Part:'.   $result = '<table border="1"><tr><td>Answer for Part:'.
     $Apache::inputtags::part. '</td>'."\n";      $Apache::inputtags::part. '</td>'."\n";
Line 556  sub whichorder { Line 559  sub whichorder {
     return @whichopt;      return @whichopt;
 }  }
   
   sub show_answer {
       my $part   = $Apache::inputtags::part;
       my $award  = $Apache::lonhomework::history{"resource.$part.solved"};
       my $status = $Apache::inputtags::status[-1];
       return  ( ($award =~ /^correct/
          && lc($Apache::lonhomework::problemstatus) ne 'no')
         || $status eq "SHOW_ANSWER");
   }
   
   sub analyze_store_foilgroup {
       my ($shown,$attrs)=@_;
       my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
       foreach my $name (@{ $Apache::response::foilgroup{'names'} }) {
    if (defined($Apache::lonhomework::analyze{"$part_id.foil.value.$name"})) { next; }
    push (@{ $Apache::lonhomework::analyze{"$part_id.foils"} },$name);
    foreach my $attr (@$attrs) {
       $Apache::lonhomework::analyze{"$part_id.foil.".$attr.".$name"} =
    $Apache::response::foilgroup{"$name.".$attr};
    }
       }
       push (@{ $Apache::lonhomework::analyze{"$part_id.shown"} }, @{ $shown });
   }
   
   sub pick_foil_for_concept {
       my ($target,$attrs,$hinthash,$parstack,$safeeval)=@_;
       if (not defined(@{ $Apache::response::conceptgroup{'names'} })) { return; }
       my @names = @{ $Apache::response::conceptgroup{'names'} };
       my $pick=int(&Math::Random::random_uniform() * ($#names+1));
       my $name=$names[$pick];
       push @{ $Apache::response::foilgroup{'names'} }, $name;
       foreach my $attr (@$attrs) {
    $Apache::response::foilgroup{"$name.".$attr} =
       $Apache::response::conceptgroup{"$name.".$attr};
       }
       my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
       $Apache::response::foilgroup{"$name.concept"} = $concept;
       &Apache::lonxml::debug("Selecting $name in $concept");
       my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
       if ($target eq 'analyze') {
    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);
       foreach my $attr (@$attrs) {
    $Apache::lonhomework::analyze{"$part_id.foil.$attr.$name"}=
       $Apache::response::conceptgroup{"$name.$attr"};
       }
    }
       }
       push(@{ $hinthash->{"$part_id.concepts"} },$concept);
       $hinthash->{"$part_id.concept.$concept"}=
    $Apache::response::conceptgroup{'names'};
   
   }
   
   
 1;  1;
 __END__  __END__
     
Removed from v.1.83  
changed lines
  Added in v.1.88

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