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Diff for /loncom/homework/caparesponse/caparesponse.pm between versions 1.5 and 1.52

version 1.5, 2000/09/14 20:55:08 version 1.52, 2002/04/11 19:48:16
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'));    &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse','formularesponse'));
 }  }
   
 sub start_caparesponse {  sub start_caparesponse {
   print "\n<br>\nreal caparesponse<br>\n";    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $id = &Apache::response::start_response($parstack,$safeeval);
     return '';
 }  }
   
 sub end_caparesponse {  sub end_caparesponse {
   print "\n<br>\nreal end caparesponse<br>\n";    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';
     if ( $target eq 'grade' ) {
       if ( defined $ENV{'form.submitted'}) {
         $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
         my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
         if ( $response =~ /[^\s]/) {
    my $id = $Apache::inputtags::response['-1'];
    my $previous= &Apache::response::check_for_previous($response,$id,$response);
    if ( $previous ) { 
     $result = 'PREVIOUSLY_USED';
    } else {
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
     &Apache::lonxml::debug("submitted a $response<br>\n");
     &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
     my $expression="&caparesponse_check('".$response."','".
       $$parstack[$#$parstack].
         ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
    ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
     "');";
     $result = &Apache::run::run($expression,$safeeval);
     my ($ad) = split /:/ , $result;
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
     &Apache::lonxml::debug("$expression");
     &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
    }
         }
       }
     } elsif ($target eq 'web') {
       #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
     }
     #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
     &Apache::response::end_response;
     return '';
   }
   
   sub start_numericalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $id = &Apache::response::start_response($parstack,$safeeval);
     my $result;
     if ($target eq 'edit') {
       $result.=&Apache::edit::tag_start($target,$token);
       $result.=&Apache::edit::text_arg('Answer:','answer',$token);
       if ($token->[1] eq 'numericalresponse') {
         $result.=&Apache::edit::text_arg('Unit:','unit',$token,5);
         $result.=&Apache::edit::text_arg('Format:','format',$token,4);
       } elsif ($token->[1] eq 'stringresponse') {
         $result.=&Apache::edit::select_arg('Type:','type',
    ['cs','ci','mc'],$token);
       } elsif ($token->[1] eq 'formularesponse') {
         $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
       }
       $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {
       my $constructtag;
       if ($token->[1] eq 'numericalresponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','unit','format');
       } elsif ($token->[1] eq 'stringresponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','type');
       } elsif ($token->[1] eq 'formularesponse') {
         $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answer','samples');
       }
       if ($constructtag) {
         $result = &Apache::edit::rebuild_tag($token);
         $result.=&Apache::edit::handle_insert();
       }
     } elsif ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('numericalresponse');
     }
     return $result;
   }
   
   sub end_numericalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';
     if ( $target eq 'grade' ) {
       if ( defined $ENV{'form.submitted'}) {
         &Apache::response::setup_params($$tagstack[-1]);
         $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
         my $partid = $Apache::inputtags::part;
         my $id = $Apache::inputtags::response['-1'];
         my $response = $ENV{'form.HWVAL'.$id};
         if ( $response =~ /[^\s]/) {
    my %previous = &Apache::response::check_for_previous($response,$partid,$id);
    $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
    &Apache::lonxml::debug("submitted a $response<br>\n");
    &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
    $response =~ s/\\/\\\\/g;
    $response =~ s/\'/\\\'/g;
    &Apache::lonxml::debug("current $response");
    my $expression="&caparesponse_check_list('".$response."','".
     $$parstack[$#$parstack];
    foreach my $key (keys(%Apache::inputtags::params)) {
     $expression.= ';my $'. #'
       $key.'="'.$Apache::inputtags::params{$key}.'"';
    }
    if ($$tagstack[-1] eq 'formularesponse') {
     $expression.=';my $type="fml";';
    } elsif ($$tagstack[-1] eq 'numericalresponse') {
     $expression.=';my $type="float";';
    }
    $expression.="');";
    $result = &Apache::run::run($expression,$safeeval);
    my ($awards) = split /:/ , $result;
    my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
    &Apache::response::handle_previous(\%previous,$ad);
    $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
    &Apache::lonxml::debug("$expression");
    &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
    $result='';
         }
       }
     } elsif ($target eq 'web') {
       my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
       my $status = $Apache::inputtags::status['-1'];
       if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
         my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
      $safeeval);
         my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
      $safeeval);
         my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
   
         $result="<br />The computer got ";
   
         for (my $i=0; $i <= $#answers; $i++) {
    my $answer=$answers[$i];
    my $format;
    if ($#formats > 0) {
     $format=$formats[$i];
    } else {
     $format=$formats[0];
    }
    if ((defined($format)) && ($format ne '')) {
     &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
     $result.=sprintf('%.'.$format,$answer).',';
    } else {
     &Apache::lonxml::debug("no format answer :$answer:");
     $result.="$answer,";
    }
         }
         chop $result;
         $result.=" $unit.<br></br>";
       }
     } elsif ($target eq 'edit') {
       $result.='</td></tr>'.&Apache::edit::end_table;
     } elsif ($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($$tagstack[-1]);
       for(my $i=0;$i<=$#answers;$i++) {
         my $ans=$answers[$i];
         my $fmt;
         if (@formats) {
    if ($#formats) {
     $fmt=$formats[$i];
    } else {
     $fmt=$formats[0];
    }
         }
         my ($high,$low);
         if ($Apache::inputtags::params{'tol'}) {
    ($high,$low)=&get_tolrange($ans,$Apache::inputtags::params{'tol'});
         }
         my ($sighigh,$siglow);
         if ($Apache::inputtags::params{'sig'}) {
    ($sighigh,$siglow)=&get_sigrange($Apache::inputtags::params{'sig'});
         }
         if ($fmt) {
    $ans = sprintf('%.'.$fmt,$ans);
    if ($high) {
     $high = sprintf('%.'.$fmt,$high); $low = sprintf('%.'.$fmt,$low);
    }
         }
         if ($high) { $ans.=' ['.$low.','.$high.'] '; }
         if ($sighigh) { $ans.= "Sig <i>$siglow - $sighigh</i>"; }
         $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
       }
       if ($unit) {
         $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;
     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 {
     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 {
     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;
Removed from v.1.5  
changed lines
  Added in v.1.52

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