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Diff for /loncom/homework/caparesponse/caparesponse.pm between versions 1.40 and 1.58

version 1.40, 2001/08/06 20:31:37 version 1.58, 2002/09/30 15:10:58
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # caparesponse definition  # caparesponse definition
   #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # 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/
   #
   
 package Apache::caparesponse;  package Apache::caparesponse;
 use strict;  use strict;
 use capa;  use capa;
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse'));    &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse','formularesponse'));
 }  }
   
 sub start_caparesponse {  sub start_caparesponse {
Line 57  sub start_numericalresponse { Line 82  sub start_numericalresponse {
   my $id = &Apache::response::start_response($parstack,$safeeval);    my $id = &Apache::response::start_response($parstack,$safeeval);
   my $result;    my $result;
   if ($target eq 'edit') {    if ($target eq 'edit') {
     $result.=&Apache::edit::tag_start($target,$token,&Apache::lonxml::description($token));      $result.=&Apache::edit::tag_start($target,$token);
     $result.=&Apache::edit::text_arg('Answer:','answer',$token);      $result.=&Apache::edit::text_arg('Answer:','answer',$token);
     if ($token->[1] eq 'numericalresponse') {      if ($token->[1] eq 'numericalresponse') {
       $result.=&Apache::edit::text_arg('Unit:','unit',$token,5);        $result.=&Apache::edit::text_arg('Unit:','unit',$token,5);
       $result.=&Apache::edit::text_arg('Format:','format',$token,4);        $result.=&Apache::edit::text_arg('Format:','format',$token,4);
     } else {      } elsif ($token->[1] eq 'stringresponse') {
       $result.=&Apache::edit::select_arg('Type:','type',        $result.=&Apache::edit::select_arg('Type:','type',
  ['cs','ci','mc'],$token)   ['cs','ci','mc'],$token);
       } elsif ($token->[1] eq 'formularesponse') {
         $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
     }      }
     $result.='</td></tr><tr><td colspan="3">';      $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
   } elsif ($target eq 'modified') {    } elsif ($target eq 'modified') {
     my $constructtag;      my $constructtag;
     if ($token->[1] eq 'numericalresponse') {      if ($token->[1] eq 'numericalresponse') {
       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,        $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  'answer','unit','format');   'answer','unit','format');
     } else {      } elsif ($token->[1] eq 'stringresponse') {
       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,        $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  'answer','type');   'answer','type');
       } elsif ($token->[1] eq 'formularesponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','samples');
     }      }
     if ($constructtag) {      if ($constructtag) {
       $result = &Apache::edit::rebuild_tag($token);        $result = &Apache::edit::rebuild_tag($token);
Line 91  sub end_numericalresponse { Line 121  sub end_numericalresponse {
   my $result = '';    my $result = '';
   if ( $target eq 'grade' ) {    if ( $target eq 'grade' ) {
     if ( defined $ENV{'form.submitted'}) {      if ( defined $ENV{'form.submitted'}) {
         &Apache::response::setup_params($$tagstack[-1]);
       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);        $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
       my $partid = $Apache::inputtags::part;        my $partid = $Apache::inputtags::part;
       my $id = $Apache::inputtags::response['-1'];        my $id = $Apache::inputtags::response['-1'];
Line 104  sub end_numericalresponse { Line 135  sub end_numericalresponse {
  $response =~ s/\'/\\\'/g;   $response =~ s/\'/\\\'/g;
  &Apache::lonxml::debug("current $response");   &Apache::lonxml::debug("current $response");
  my $expression="&caparesponse_check_list('".$response."','".   my $expression="&caparesponse_check_list('".$response."','".
   $$parstack[$#$parstack].    $$parstack[$#$parstack];
     ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.   foreach my $key (keys(%Apache::inputtags::params)) {
       ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.    $expression.= ';my $'. #'
  "');";      $key.'="'.$Apache::inputtags::params{$key}.'"';
    }
    if ($$tagstack[-1] eq 'formularesponse') {
     $expression.=';my $type="fml";';
    } elsif ($$tagstack[-1] eq 'numericalresponse') {
     $expression.=';my $type="float";';
    }
    $expression.="');";
  $result = &Apache::run::run($expression,$safeeval);   $result = &Apache::run::run($expression,$safeeval);
  my ($awards) = split /:/ , $result;   my ($awards) = split /:/ , $result;
  my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);   my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
  if ( $previous{'used'} && ($previous{'award'} eq $ad) ) {   &Apache::response::handle_previous(\%previous,$ad);
   if ($previous{'last'}) {  
     push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');  
   } else {  
     push(@Apache::inputtags::previous,'PREVIOUSLY_USED');  
   }  
  }  
  $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;   $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
  &Apache::lonxml::debug("$expression");   &Apache::lonxml::debug("$expression");
  &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");   &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
  $result='';   $result='';
       }        }
     }      }
   } elsif ($target eq 'web') {    } elsif ($target eq 'web' || $target eq 'tex') {
     my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};      if ($Apache::lonhomework::type ne 'exam') {
     my $status = $Apache::inputtags::status['-1'];        my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
     if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {        my $status = $Apache::inputtags::status['-1'];
       my $answervar=&Apache::lonxml::get_param('answer',$parstack,$safeeval);        if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
       my (@answers)=&Apache::run::run("return $answervar",$safeeval,1);   my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
       if (!defined($answers[0])) { $answers[0]=$answervar; } else {       $safeeval);
  &Apache::lonxml::debug("answers is $#answers :$answers[0]:");   my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
       }       $safeeval);
       my $formatvar=&Apache::lonxml::get_param('format',$parstack,$safeeval);   my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
       my (@formats)=&Apache::run::run("return $formatvar",$safeeval,1);  
       if (!defined($formats[0])) { $formats[0]=$formatvar; }   if ($target eq 'web') {
     $result="<br />The computer got ";
       my $unit=&Apache::lonxml::get_param('unit',$parstack,$safeeval);          } elsif ($target eq 'tex') {
     $result='\vskip 0 mm The computer got \\texttt{';
       $result="<br></br>The computer got ";          }
    for (my $i=0; $i <= $#answers; $i++) {
       for (my $i=0; $i <= $#answers; $i++) {     my $answer=$answers[$i];
  my $answer=$answers[$i];     my $format;
  my $format;     if ($#formats > 0) {
  if ($#formats > 0) {       $format=$formats[$i];
   $format=$formats[$i];     } else {
  } else {       $format=$formats[0];
   $format=$formats[0];     }
      my $formatted;
      if ((defined($format)) && ($format ne '')) {
        &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
        $formatted=sprintf('%.'.$format,$answer).',';
      } else {
        &Apache::lonxml::debug("no format answer :$answer:");
        $formatted="$answer,";
      }
      if ($target eq 'tex') {$formatted=&Apache::lonxml::latex_special_symbols($formatted);}
        $result.=$formatted;
              }
      chop $result;
      if ($target eq 'web') {
        $result.=" $unit.<br />";
      } elsif ($target eq 'tex') {
        $result.=&Apache::lonxml::latex_special_symbols($unit);
        $result.="}. \\vskip 0 mm ";
      }
          }
       } else {
         my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
    my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
    my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
    my $number_of_bubbles = 8; #default values for number of bubbles
    my @bubbles_values = (); 
    my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
    my @powers = (1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0); #default values for powers
    my $factors_number = 5; #default values for number of factors
    my $powers_number = 8; #default values for number of powers
    my $symb;
    if ($ENV{'form.symb'}=~/___\d+___/) {$symb=$ENV{'form.symb'};} else {$symb=$ENV{'request.symb'};}
    my $randomseed = srand(&Apache::lonnet::rndseed($symb,$ENV{'request.course.id'},
                                                                 $ENV{'user.domain'},$ENV{'user.name'}));
    my $ind=1+int(rand()*($factors_number-1));
    my $factor = $factors[$ind];
    $ind=1+int(rand()*($powers_number-1));
    my $power = $powers[$ind];
    for ($ind=0;$ind<$number_of_bubbles;$ind++) {
       $bubbles_values[$ind] = $answers[0]*$factor**($power-$powers[$powers_number-$ind-1]);
    }    
           if ($target eq 'web') {
       $result.= '<table border="1"><tr>';
       for ($ind=0;$ind<$number_of_bubbles;$ind++) {
    my $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
    $result.='<td>'.$ans.'</td>';
    }
       $result.='</tr></table>';
    } elsif ($target eq 'tex') {
       my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
                               'Q','R','S','T','U','V','W','X','Y','Z');
       my $max_val = 0;
       if ($formats[0]=~m/^(\d+)E([^\d]*)(\d*)$/) {
    $max_val=$1+$2+4;
       }
       $max_val = int(90/(($max_val+6)*2));
               my $celllength = 90/$max_val-12;
       my @table_range = ();
       my $number_of_tables = int($number_of_bubbles/$max_val);
       for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$max_val;}
       if ($number_of_bubbles % $max_val != 0) {
    $number_of_tables++;
    push @table_range,($number_of_bubbles % $max_val);
       }
       my $j=0;
       my $cou=0;
       $result.='\vskip 2 mm \noindent ';
       for (my $i=0;$i<$number_of_tables;$i++) {
    $result.='\vskip 0 mm \noindent \begin{tabular}{|';
    for ($ind=0;$ind<$table_range[$j];$ind++) {
       $result.='lp{'.$celllength.' mm}|';
    }
    $result.='}\hline';
    for ($ind=$cou;$ind<$cou+$table_range[$j];$ind++) {
       my $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
       $result.=' '.$alphabet[$ind].': & '.$ans.' ';
       if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}
    }
    $j++;
    $cou += $table_range[$j];
    $result.='\\\\\hline\end{tabular}\vskip 0 mm ';
       }    
  }   }
  if ((defined($format)) && ($format ne '')) {      }
   &Apache::lonxml::debug("formatting with :$format: answer :$answer:");    } elsif ($target eq 'edit') {
   $result.=sprintf('%.'.$format,$answer).',';      $result.='</td></tr>'.&Apache::edit::end_table;
     } elsif ($target eq 'answer') {
   
       &Apache::response::setup_params($$tagstack[-1]);
       my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
       my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
       my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
       my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
   
       $result.=&Apache::response::answer_header($$tagstack[-1]);
       for(my $i=0;$i<=$#answers;$i++) {
         my $ans=$answers[$i];
         my $fmt;
         if (@formats) {
    if ($#formats) {
     $fmt=$formats[$i];
  } else {   } else {
   &Apache::lonxml::debug("no format answer :$answer:");    $fmt=$formats[0];
   $result.="$answer,";   }
         }
         my ($high,$low);
         if ($Apache::inputtags::params{'tol'}) {
    ($high,$low)=&get_tolrange($ans,$Apache::inputtags::params{'tol'});
         }
         my ($sighigh,$siglow);
         if ($Apache::inputtags::params{'sig'}) {
    ($sighigh,$siglow)=&get_sigrange($Apache::inputtags::params{'sig'});
         }
         if ($fmt) {
    $ans = sprintf('%.'.$fmt,$ans);
    if ($high) {
     $high = sprintf('%.'.$fmt,$high); $low = sprintf('%.'.$fmt,$low);
  }   }
       }        }
       chop $result;        if ($high) { $ans.=' ['.$low.','.$high.'] '; }
       $result.=" $unit.<br></br>";        if ($sighigh) { $ans.= "Sig <i>$siglow - $sighigh</i>"; }
         $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
     }      }
   } elsif ($target eq 'edit') {      if ($unit) {
     $result.='</td></tr>'.&Apache::edit::end_table;        $result.=&Apache::response::answer_part($$tagstack[-1],"Unit: <b>$unit</b>");
       }
       if ($type || $token->[1] eq 'stringresponse') {
         my $string='Case Insensitive';
         if ($type eq 'mc') {
    $string='Multiple Choice';
         } elsif ($type eq 'cs') {
    $string='Case Sensitive';
         } elsif ($type eq 'ci') {
    $string='Case Insensitive';
         } elsif ($type eq 'fml') {
    $string='Formula';
         }
         $result.=&Apache::response::answer_part($$tagstack[-1],
         '<b>'.$string.'</b>');
       }
       if ($$tagstack[-1] eq 'formularesponse') {
         my $samples=&Apache::lonxml::get_param('samples',$parstack,$safeeval);
         $result.=&Apache::response::answer_part($$tagstack[-1],$samples);
       }
       $result.=&Apache::response::answer_footer($$tagstack[-1]);
   }    }
   &Apache::response::end_response;      &Apache::response::end_response;
   return $result;    return $result;
 }  }
   
   sub get_tolrange {
     my ($ans,$tol)=@_;
     my ($high,$low);
     if ($tol =~ /%$/) {
       chop($tol);
       my $change=$ans*($tol/100.0);
       $high=$ans+$change;
       $low=$ans-$change;
     } else {
       $high=$ans+$tol;
       $low=$ans-$tol;
     }
     return ($high,$low);
   }
   
   sub get_sigrange {
     my ($sig)=@_;
     &Apache::lonxml::debug("Got a sig of :$sig:");
     my $sig_lbound;
     my $sig_ubound;
     if ($sig eq '') {
       $sig_lbound = 0; #SIG_LB_DEFAULT
       $sig_ubound =15; #SIG_UB_DEFAULT
     } else {
       ($sig_lbound,$sig_ubound) = split(/,/,$sig);
       if (!$sig_lbound) {
         $sig_lbound = 0; #SIG_LB_DEFAULT
         $sig_ubound =15; #SIG_UB_DEFAULT
       }
       if (!$sig_ubound) { $sig_ubound=$sig_lbound; }
     }
     return ($sig_ubound,$sig_lbound);
   }
   
 sub start_stringresponse {  sub start_stringresponse {
   return start_numericalresponse(@_);    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('stringresponse');
     } else {
       $result.=&start_numericalresponse(@_);
     }
     return $result;
 }  }
   
 sub end_stringresponse {  sub end_stringresponse {
   return end_numericalresponse(@_);    return end_numericalresponse(@_);
 }  }
   
   sub start_formularesponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('formularesponse');
     } else {
       $result.=&start_numericalresponse(@_);
     }
     return $result;
   }
   
   sub end_formularesponse {
     return end_numericalresponse(@_);
   }
   
 1;  1;
 __END__  __END__
     
Removed from v.1.40  
changed lines
  Added in v.1.58

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