Diff for /loncom/homework/response.pm between versions 1.77 and 1.97

version 1.77, 2003/05/14 13:33:00 version 1.97, 2004/03/31 05:23:59
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;
   use Apache::lonlocal;
   
 BEGIN {  BEGIN {
     &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse'));      &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse'));
Line 48  sub start_response { Line 46  sub start_response {
     push (@Apache::inputtags::response,$id);      push (@Apache::inputtags::response,$id);
     push (@Apache::inputtags::responselist,$id);      push (@Apache::inputtags::responselist,$id);
     @Apache::inputtags::inputlist=();      @Apache::inputtags::inputlist=();
       if ($Apache::inputtags::part eq '') {
    &Apache::lonxml::error(&HTML::Entities::encode(&mt("Found a <*response> outside of a <part> in a <part>ed problem"),'<>&"'));
       }
       if ($Apache::inputtags::response_with_no_part &&
    $Apache::inputtags::part ne '0') {
    &Apache::lonxml::error(&HTML::Entities::encode(&mt("<*response>s are both inside of <part> and outside of <part>, this is not a valid problem, errors in grading may occur."),'<>&"').'<br />');
       }
       if ($Apache::inputtags::part eq '0') {
    $Apache::inputtags::response_with_no_part=1;
       }
     return $id;      return $id;
 }  }
   
 sub end_response {  sub end_response {
     pop @Apache::inputtags::response;      #pop @Apache::inputtags::response;
     @Apache::inputtags::inputlist=();      @Apache::inputtags::inputlist=();
     return '';      return '';
 }  }
Line 62  sub start_hintresponse { Line 70  sub start_hintresponse {
     my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);      my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
     if ($id eq '') { $id = $Apache::lonxml::curdepth; }      if ($id eq '') { $id = $Apache::lonxml::curdepth; }
     push (@Apache::inputtags::response,$id);      push (@Apache::inputtags::response,$id);
       push (@Apache::inputtags::responselist,$id);
     push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]);      push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]);
     return $id;      return $id;
 }  }
Line 79  sub end_hintresponse { Line 88  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 =~/,/) {
  my ($num1,$num2)=split(/,/,$rndseed);   {
  $num1+=$rndmod;      use integer;
  $num2+=$rndmod;      my ($num1,$num2)=split(/,/,$rndseed);
  $rndseed="$num1,$num2";      $num1+=$rndmod;
       $num2+=$rndmod;
       $rndseed="$num1,$num2";
    }
     } else {      } else {
  $rndseed+=$rndmod;   $rndseed+=$rndmod;
     }      }
Line 114  sub meta_parameter_write { Line 122  sub meta_parameter_write {
     }      }
     $result.=            ' name="'.$name.'"'.      $result.=            ' name="'.$name.'"'.
                          ' type="'.$type.'"'.                           ' type="'.$type.'"'.
 ($default?' default="'.$default.'"':'').  (defined($default)?' default="'.$default.'"':'').
 ($display?' display="'.$display.' [Part: '.$partref.']"':'')  (defined($display)?' display="'.$display.' [Part: '.$partref.']"':'')
              .'></parameter>'               .'></parameter>'
              ."\n";               ."\n";
     return $result;      return $result;
Line 176  sub mandatory_part_meta { Line 184  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 255  sub end_dataresponse { Line 273  sub end_dataresponse {
     my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser();      my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser();
     my $allowed=&Apache::lonnet::allowed('mgr',$courseid);      my $allowed=&Apache::lonnet::allowed('mgr',$courseid);
     if ($allowed) {      if ($allowed) {
  &Apache::response::setup_params('dataresponse');   &Apache::response::setup_params('dataresponse',$safeeval);
  my $partid = $Apache::inputtags::part;   my $partid = $Apache::inputtags::part;
  my $id = $Apache::inputtags::response['-1'];   my $id = $Apache::inputtags::response['-1'];
  my $response = $ENV{'form.HWVAL_'.$id};   my $response = $ENV{'form.HWVAL_'.$id};
Line 274  sub end_dataresponse { Line 292  sub end_dataresponse {
     return $result;      return $result;
 }  }
   
   sub decide_package {
       my ($tagstack)=@_;
       my $package;
       if ($$tagstack[-1] eq 'parameter') {
    $package='part';
       } else {
    my $i=-1;
    while (defined($$tagstack[$i])) {
       if ($$tagstack[$i] =~ /(response|hint)$/) {
    $package=$$tagstack[$i];
    last;
       }
       $i--;
    }
       }
       return $package;
   }
   
 sub start_responseparam {  sub start_responseparam {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result='';      my $result='';
Line 284  sub start_responseparam { Line 320  sub start_responseparam {
  $token->[2]->{'description'});   $token->[2]->{'description'});
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=&Apache::edit::tag_start($target,$token);   $result.=&Apache::edit::tag_start($target,$token);
    my $optionlist;
    my $package=&decide_package($tagstack);
    foreach my $key (sort(keys(%Apache::lonnet::packagetab))) {
       if ($key =~ /^\Q$package\E&(.*)&display$/) {
    $optionlist.='<option value="'.$1.'">'.
       $Apache::lonnet::packagetab{$key}.'</option>';
       }
    }
    if (defined($optionlist)) {
       $result.='Use template: <select name="'.
    &Apache::edit::html_element_name('parameter_package').'">'.
       '<option value=""></option>'.$optionlist.'</select><br />';
    }
  $result.=&Apache::edit::text_arg('Name:','name',$token).   $result.=&Apache::edit::text_arg('Name:','name',$token).
     &Apache::edit::text_arg('Type:','type',$token).      &Apache::edit::text_arg('Type:','type',$token).
  &Apache::edit::text_arg('Description:','description',$token).   &Apache::edit::text_arg('Description:','description',$token).
Line 291  sub start_responseparam { Line 340  sub start_responseparam {
  "</td></tr>";   "</td></tr>";
  $result.=&Apache::edit::end_table;   $result.=&Apache::edit::end_table;
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,   my $constructtag=&Apache::edit::get_new_args($token,$parstack,
      'name','type','description',       $safeeval,'name','type',
      'default');       'description','default');
    my $element=&Apache::edit::html_element_name('parameter_package');
    if (defined($ENV{"form.$element"}) && $ENV{"form.$element"} ne '') {
       my $name=$ENV{"form.$element"};
       my $tag=&decide_package($tagstack);
       $token->[2]->{'name'}=$name;
       $token->[2]->{'type'}=
    $Apache::lonnet::packagetab{"$tag&$name&type"};
       $token->[2]->{'description'}=
    $Apache::lonnet::packagetab{"$tag&$name&display"};
       $token->[2]->{'default'}=
    $Apache::lonnet::packagetab{"$tag&$name&default"};
       $constructtag=1;
    }
  if ($constructtag) {   if ($constructtag) {
     $result = &Apache::edit::rebuild_tag($token);      $result = &Apache::edit::rebuild_tag($token);
     $result.=&Apache::edit::handle_insert();      $result.=&Apache::edit::handle_insert();
Line 331  sub reset_params { Line 393  sub reset_params {
 }  }
   
 sub setup_params {  sub setup_params {
     my ($tag) = @_;      my ($tag,$safeeval) = @_;
   
     if ($ENV{'request.state'} eq 'construct') { return; }      if ($ENV{'request.state'} eq 'construct') { return; }
     my %paramlist=();      my %paramlist=();
Line 354  sub setup_params { Line 416  sub setup_params {
     &Apache::lonxml::debug("using nothing");      &Apache::lonxml::debug("using nothing");
     $Apache::inputtags::params{$key}='';      $Apache::inputtags::params{$key}='';
  } else {   } else {
     &Apache::lonxml::debug("using value");      my $string="{return qq\0".$value."\0}";
       my $newvalue=&Apache::run::run($string,$safeeval,1);
       if (defined($newvalue)) { $value=$newvalue; }
     $Apache::inputtags::params{$key}=$value;      $Apache::inputtags::params{$key}=$value;
  }   }
     }      }
Line 364  sub answer_header { Line 428  sub answer_header {
     my ($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 ';                    $Apache::inputtags::part.'| \\\\ \hline ';
     } else {      } else {
  if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse' ) {   $result = '<table border="1"><tr><td>Answer for Part:'.
     $result = '<table border="1"><tr><th>Answer for Part:'.      $Apache::inputtags::part. '</td>'."\n";
  $Apache::inputtags::part. '</th></tr><tr>'."\n";  
  } else {  
     $result = '<table border="1"><tr><td>Answer for Part:'.  
  $Apache::inputtags::part. '</td>'."\n";  
  }  
     }      }
     return $result;      return $result;
 }  }
Line 382  sub answer_part { Line 441  sub answer_part {
     my ($type,$answer) = @_;      my ($type,$answer) = @_;
     my $result;      my $result;
     if ($ENV{'form.answer_output_mode'} eq 'tex') {      if ($ENV{'form.answer_output_mode'} eq 'tex') {
  $result = ' '.$answer.'\\\\ \hline ';   $result = ' \verb|'.$answer.'|\\\\ \hline ';
     } else {      } else {
  if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {   $result = '<td>'.$answer.'</td>';
     $result = '<td>'.$answer.'</td>';  
  } else {  
     $result = '<td>'.$answer.'</td>';  
  }  
     }      }
     return $result;      return $result;
 }  }
Line 399  sub answer_footer { Line 454  sub answer_footer {
     if ($ENV{'form.answer_output_mode'} eq 'tex') {      if ($ENV{'form.answer_output_mode'} eq 'tex') {
  $result = ' \end{tabular} \vskip 0 mm ';   $result = ' \end{tabular} \vskip 0 mm ';
     } else {      } else {
  if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {   $result = '</tr></table>';
     $result = '</tr></table>';  
  } else {  
     $result = '</tr></table>';  
  }  
     }      }
     return $result;      return $result;
 }  }
Line 418  sub showallfoils { Line 469  sub showallfoils {
 }  }
   
 sub getresponse {  sub getresponse {
     my ($temp)=@_;      my ($temp,$resulttype)=@_;
     my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];      my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];
     my $response;      my $response;
     if (!defined($temp)) {      if (!defined($temp)) {
Line 438  sub getresponse { Line 489  sub getresponse {
  # save bubbled letter for later   # save bubbled letter for later
  $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=   $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
     $response;      $response;
  $response = $let_to_num{$response};   if ($resulttype ne 'letter') {
       $response = $let_to_num{$response};
    }
     } else {      } else {
  $response = $ENV{$formparm};   $response = $ENV{$formparm};
     }      }
Line 462  sub scored_response { Line 515  sub scored_response {
  if ($increase ne '') { $score+=$increase+1; }   if ($increase ne '') { $score+=$increase+1; }
     }      }
     my $weight = &Apache::lonnet::EXT("resource.$part.weight");      my $weight = &Apache::lonnet::EXT("resource.$part.weight");
       if (!defined($weight) || $weight eq '' || $weight eq 0) { $weight = 1; }
     my $pcr=$score/$weight;      my $pcr=$score/$weight;
     $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr;      $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr;
     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=      $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
Line 469  sub scored_response { Line 523  sub scored_response {
     return $repetition;      return $repetition;
 }  }
   
   sub whichorder {
       my ($max,$randomize,$showall,$hash)=@_;
       #&Apache::lonxml::debug("man $max randomize $randomize");
       if (!defined(@{ $$hash{'names'} })) { return; }
       my @names = @{ $$hash{'names'} };
       my @whichopt =();
       my (%top,@toplist,%bottom,@bottomlist);
       if (!($showall || ($randomize eq 'no'))) {
    my $current=0;
    foreach my $name (@names) {
       $current++;
       if ($$hash{"$name.location"} eq 'top') {
    $top{$name}=$current;
       } elsif ($$hash{"$name.location"} eq 'bottom') {
    $bottom{$name}=$current;
       }
    }
       }
       my $topcount=0;
       my $bottomcount=0;
       while (((scalar(@whichopt)+$topcount+$bottomcount) < $max || $showall)
      && ($#names > -1)) {
    #&Apache::lonxml::debug("Have $#whichopt max is $max");
    my $aopt;
    if ($showall || ($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;
       $topcount++;
    } elsif ($bottom{$aopt}) {
       $bottomlist[$bottom{$aopt}]=$aopt;
       $bottomcount++;
    } else {
       push (@whichopt,$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 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 check_if_computed {
       my ($token,$parstack,$safeeval,$name)=@_;
       my $value = &Apache::lonxml::get_param($name,$parstack,$safeeval);
       if ($value ne $token->[2]{$name}) {
    my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
    $Apache::lonhomework::analyze{"$part_id.answercomputed"} = 1;
       }
   }
   
   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'};
   
   }
   
   sub get_response_param {
       my ($id,$name,$default)=@_;
       my $parameter;
       if ($ENV{'request.state'} eq 'construct' &&
    defined($Apache::inputtags::params{$name})) {
    $parameter=$Apache::inputtags::params{$name};
       } else {
    $parameter=&Apache::lonnet::EXT("resource.$id.$name");
       }
       if (!defined($parameter) || $parameter eq '') {
    $parameter = $default;
       }
       return $parameter;
   }
   
 1;  1;
 __END__  __END__
     

Removed from v.1.77  
changed lines
  Added in v.1.97


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