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Diff for /loncom/homework/response.pm between versions 1.5 and 1.76

version 1.5, 2000/11/23 17:24:39 version 1.76, 2003/05/13 15:44:39
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # various response type definitons response definition  # various response type definitons response definition
   #
 # 11/23 Gerd Kortemeyer  # $Id$
   #
   # 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/
   #
   # 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;
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::response',('responseparam','caparesponse'));      &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse'));
 }  }
   
 sub start_caparesponse {  sub start_response {
   require Apache::caparesponse;       my ($parstack,$safeeval)=@_;
   import Apache::caparesponse;       my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;      if ($id eq '') { $id = $Apache::lonxml::curdepth; }
 #  print "\n<br>\nsimple caparesponse\n";      if ($#Apache::inputtags::import > -1) {
   Apache::caparesponse::start_caparesponse($target,$token,$parstack,$parser,$safeeval,$style);;   &Apache::lonxml::debug("Turning :$id: into");
   return "";   $id = join('_',@Apache::inputtags::import).'_'.$id;
    &Apache::lonxml::debug("New  :$id:");
       }
       push (@Apache::inputtags::response,$id);
       push (@Apache::inputtags::responselist,$id);
       @Apache::inputtags::inputlist=();
       return $id;
 }  }
   
 sub start_responseparam {  sub end_response {
   my ($target,$token,$parstack,$parser,$safeeval)=@_;      pop @Apache::inputtags::response;
  if ($target ne 'meta') {      @Apache::inputtags::inputlist=();
   my $args='';      return '';
   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }  }
   my $default = &Apache::run::run("{$args;".'return $default}',$safeeval);  
   my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);  sub start_hintresponse {
   &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part['-1'].$name");      my ($parstack,$safeeval)=@_;
   my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part['-1'].$name");      my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
   &Apache::lonxml::debug("$name has value :$value: and default :$default:");      if ($id eq '') { $id = $Apache::lonxml::curdepth; }
   if (!$value) {      push (@Apache::inputtags::response,$id);
     $Apache::inputtags::params{$name}=$default;      push (@Apache::inputtags::paramstack,[%Apache::inputtags::params]);
   } else {      return $id;
     $Apache::inputtags::params{$name}=$value;  }
   }  
   return '';  sub end_hintresponse {
 } else {      pop @Apache::inputtags::response;
     my $tag='parameter_'.$Apache::inputtags::part['-1'].'_'.      if (defined($Apache::inputtags::paramstack[-1])) {
  $token->[2]->{'name'};   %Apache::inputtags::params=
     my $display='';      @{ pop(@Apache::inputtags::paramstack) };
     if ($token->[2]->{'description'}) {      }
        $display=' display="'.$token->[2]->{'description'}.'"';      return '';
   }
   
   # used by response to set the non-safe space random number generator to something
   # that is stable and unique based on the part number and response number
   sub setrandomnumber {
       my $rndseed;
       if ($ENV{'request.state'} eq "construct") {
    $rndseed=$ENV{'form.rndseed'};
    if (!$rndseed) { $rndseed=time; }
       } else {
    $rndseed=&Apache::lonnet::rndseed();
       }
       &Apache::lonxml::debug("randseed $rndseed");
       #  $rndseed=unpack("%32i",$rndseed);
       my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
       if (defined($Apache::inputtags::response['-1'])) {
          $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
       }
       if ($rndseed =~/,/) {
    my ($num1,$num2)=split(/,/,$rndseed);
    $num1+=$rndmod;
    $num2+=$rndmod;
    $rndseed="$num1,$num2";
       } else {
    $rndseed+=$rndmod;
       }
       &Apache::lonnet::setup_random_from_rndseed($rndseed);
       &Apache::lonxml::debug("randseed $rndseed");
       return '';
   }
   
   sub meta_parameter_write {
       my ($name,$type,$default,$display)=@_;
       my $partref=$Apache::inputtags::part;
       my $result='<parameter part="'.$Apache::inputtags::part.'"';
       if (defined($Apache::inputtags::response[-1])) {
    $result.=            ' id="'.$Apache::inputtags::response[-1].'"';
    $partref.='_'.$Apache::inputtags::response[-1];
       }
       $result.=            ' name="'.$name.'"'.
                            ' type="'.$type.'"'.
   ($default?' default="'.$default.'"':'').
   ($display?' display="'.$display.' [Part: '.$partref.']"':'')
                .'></parameter>'
                ."\n";
       return $result;
   }
   
   sub meta_package_write {
       my $name=shift;
       my $result = '<parameter part="'.$Apache::inputtags::part.'"';
       if(defined($Apache::inputtags::response[-1])) {
    $result.= ' id="'.$Apache::inputtags::response[-1].'"';
       }
       $result.=' package="'.$name.'"></parameter>'."\n";
       return $result;
   }
   
   sub meta_stores_write {
       my ($name,$type,$display)=@_;
       my $partref=$Apache::inputtags::part;
       my $result = '<stores part="'.$Apache::inputtags::part.'"';
       if (defined($Apache::inputtags::response[-1])) {
    $result.=           ' id="'.$Apache::inputtags::response[-1].'"';
    $partref.='_'.$Apache::inputtags::response[-1];
       }
       $result.=          ' name="'.$name.'"'.
                          ' type="'.$type.'"'.
               ' display="'.$display.' [Part: '.$partref.']"'.
         "></stores>\n";
   }
   
   sub mandatory_part_meta {
   #
   # Autogenerate metadata for mandatory
   # input (from RAT or lonparmset) and 
   # output (to lonspreadsheet)
   # of each part
   #
       return
   #    &meta_parameter_write('opendate','date_start','',
   #                          'Opening Date').
   #    &meta_parameter_write('duedate','date_end','',
   #                          'Due Date').
   #    &meta_parameter_write('answerdate','date_start','',
   #                          'Show Answer Date').
   #    &meta_parameter_write('weight','int_zeropos','',
   #                          'Available Points').
   #    &meta_parameter_write('maxtries','int_pos','',
   #                          'Maximum Number of Tries').
    &meta_package_write('part').
           &meta_stores_write('solved','string',
      'Problem Status').
           &meta_stores_write('tries','int_zeropos',
      'Number of Attempts').
           &meta_stores_write('awarded','float',
      'Partial Credit Factor');
   #
   # Note: responseid-specific data 'submission' and 'awarddetail'
   # not available to spreadsheet -> skip here
   #
   }
   
   sub check_for_previous {
       my ($curresponse,$partid,$id) = @_;
       my %previous;
       $previous{'used'} = 0;
       foreach my $key (sort(keys(%Apache::lonhomework::history))) {
    if ($key =~ /resource\.$partid\.$id\.submission/) {
       &Apache::lonxml::debug("Trying $key");
       my $pastresponse=$Apache::lonhomework::history{$key};
       if ($pastresponse eq $curresponse) {
    $previous{'used'} = 1;
    my $history;
    if ( $key =~ /^(\d+):/ ) {
       $history=$1;
       $previous{'award'} = $Apache::lonhomework::history{"$history:resource.$partid.$id.awarddetail"};
       $previous{'last'}='0';
       push(@{ $previous{'version'} },$history);
    } else {
       $previous{'award'} = $Apache::lonhomework::history{"resource.$partid.$id.awarddetail"};
       $previous{'last'}='1';
    }
    if (! $previous{'award'} ) { $previous{'award'} = 'UNKNOWN'; }
    &Apache::lonxml::debug("got a match :$previous{'award'}:$previous{'used'}:");
       }
    }
       }
       &Apache::lonhomework::showhash(%previous);
       return %previous;
   }
   
   sub handle_previous {
       my ($previous,$ad)=@_;
       if ($$previous{'used'} && ($$previous{'award'} eq $ad) ) {
    if ($$previous{'last'}) {
       push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');
    } else {
       push(@Apache::inputtags::previous,'PREVIOUSLY_USED');
    }
    push(@Apache::inputtags::previous_version,$$previous{'version'});
       }
   }
   
   sub view_or_modify {
       my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
       my $myself=0;
       if ( ($name eq $ENV{'user.name'}) && ($domain eq $ENV{'user.domain'}) ) {
    $myself=1;
       }
       my $vgr=&Apache::lonnet::allowed('vgr',$courseid);
       my $mgr=&Apache::lonnet::allowed('vgr',$courseid);
       if ($mgr) { return "M"; }
       if ($vgr) { return "V"; }
       if ($myself) { return "V"; }
       return '';
   }
   
   sub start_dataresponse {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $id = &Apache::response::start_response($parstack,$safeeval);
       my $result;
       if ($target eq 'web') {
    $result = $token->[2]->{'display'}.':';
       } elsif ($target eq 'meta') {
    $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
          $token->[2]->{'type'},
          $token->[2]->{'display'});
    $result .= &Apache::response::meta_package_write('dataresponse');
       }
       return $result;
   }
   
   sub end_dataresponse {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $result;
       if ( $target eq 'web' ) {
       } elsif ($target eq 'grade' ) {
    if ( defined $ENV{'form.submitted'}) {
       my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser();
       my $allowed=&Apache::lonnet::allowed('mgr',$courseid);
       if ($allowed) {
    &Apache::response::setup_params('dataresponse');
    my $partid = $Apache::inputtags::part;
    my $id = $Apache::inputtags::response['-1'];
    my $response = $ENV{'form.HWVAL_'.$id};
    my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
    if ( $response =~ /[^\s]/) {
       $Apache::lonhomework::results{"resource.$partid.$id.$name"}=$response;
       $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
       $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}='SUBMITTED';
    }
       } else {
    $result='Not Permitted to change values.'
       }
    }
     }      }
     return "\n<".$tag.$display.'>'.$token->[2]->{'type'}.'</'.$tag.'>';      &Apache::response::end_response;
       return $result;
 }  }
   
   sub start_responseparam {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $result='';
       if ($target eq 'meta') {
    $result = &meta_parameter_write($token->[2]->{'name'},
    $token->[2]->{'type'},
    $token->[2]->{'default'},
    $token->[2]->{'description'});
       } elsif ($target eq 'edit') {
    $result.=&Apache::edit::tag_start($target,$token);
    $result.=&Apache::edit::text_arg('Name:','name',$token).
       &Apache::edit::text_arg('Type:','type',$token).
    &Apache::edit::text_arg('Description:','description',$token).
       &Apache::edit::text_arg('Default:','default',$token).
    "</td></tr>";
    $result.=&Apache::edit::end_table;
       } elsif ($target eq 'modified') {
    my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
        'name','type','description',
        'default');
    if ($constructtag) {
       $result = &Apache::edit::rebuild_tag($token);
       $result.=&Apache::edit::handle_insert();
    }
       } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||
        $target eq 'tex' || $target eq 'analyze' ) {
    if ($ENV{'request.state'} eq 'construct') {
       my $name   =&Apache::lonxml::get_param('name',$parstack,$safeeval);
       my $default=&Apache::lonxml::get_param('default',$parstack,
        $safeeval);
       if ($name) {$Apache::inputtags::params{$name}=$default;}
    }
       }
       return $result;
 }  }
   
 sub end_responseparam {  sub end_responseparam {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       if ($target eq 'edit') { return ('','no'); }
       return '';
   }
   
   sub start_parameter {
       my $result = &start_responseparam(@_);
       return $result;
   }
   
   sub end_parameter {
       my $result = &end_responseparam(@_);
       return $result;
   }
   
   sub reset_params {
       %Apache::inputtags::params=();
   }
   
   sub setup_params {
       my ($tag) = @_;
   
       if ($ENV{'request.state'} eq 'construct') { return; }
       my %paramlist=();
       foreach my $key (keys(%Apache::lonnet::packagetab)) {
    if ($key =~ /^$tag/) {
       my ($package,$name) = split(/&/,$key);
       $paramlist{$name}=1;
    }
       }
       foreach my $key (keys(%paramlist)) {
    my $entry= 'resource.'.$Apache::inputtags::part;
    if (defined($Apache::inputtags::response[-1])) {
       $entry.='_'.$Apache::inputtags::response[-1];
    }
    $entry.='.'.$key;
    &Apache::lonxml::debug("looking for $entry");
    my $value = &Apache::lonnet::EXT("$entry");
    &Apache::lonxml::debug("$key has value :$value:");
    if ($value eq 'con_lost' || $value =~ /^error:/) {
       &Apache::lonxml::debug("using nothing");
       $Apache::inputtags::params{$key}='';
    } else {
       &Apache::lonxml::debug("using value");
       $Apache::inputtags::params{$key}=$value;
    }
       }
   }
   
   sub answer_header {
       my ($type) = @_;
       my $result;
       if (($ENV{'form.print_answer'} eq 'yes') && ($ENV{'form.grade_target'} eq 'answer')) {
    $result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: '.
                     $Apache::inputtags::part.' \\\\ \hline ';
       } else {
    if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse' ) {
       $result = '<table border="1"><tr><th>Answer for Part:'.
    $Apache::inputtags::part. '</th></tr><tr>'."\n";
    } else {
       $result = '<table border="1"><tr><td>Answer for Part:'.
    $Apache::inputtags::part. '</td>'."\n";
    }
       }
       return $result;
   }
   
   sub answer_part {
       my ($type,$answer) = @_;
       my $result;
       if (($ENV{'form.print_answer'} eq 'yes') && ($ENV{'form.grade_target'} eq 'answer')) {
    $result = ' '.$answer.'\\\\ \hline ';
       } else {
    if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {
       $result = '<td>'.$answer.'</td>';
    } else {
       $result = '<td>'.$answer.'</td>';
    }
       }
       return $result;
   }
   
   sub answer_footer {
       my ($type) = @_;
       my $result;
       if (($ENV{'form.print_answer'} eq 'yes') && ($ENV{'form.grade_target'} eq 'answer')) {
    $result = ' \end{tabular} \vskip 0 mm ';
       } else {
    if ($type eq 'optionresponse' || $type eq 'radiobuttonresponse') {
       $result = '</tr></table>';
    } else {
       $result = '</tr></table>';
    }
       }
       return $result;
   }
   
   sub showallfoils {
       my $return=0;
       if (defined($ENV{'form.showallfoils'}) &&
    $ENV{'request.state'} eq 'construct') {
    $return=1;
       }
       return $return;
   }
   
   sub getresponse {
       my ($temp)=@_;
       my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];
       my $response;
       if (!defined($temp)) {
    $temp=1;
       } else {
    $formparm.=":$temp";
       }
       my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7,
       'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14,
       'P'=>15,'Q'=>16,'R'=>17,'S'=>18,'T'=>19,'U'=>20,'V'=>21,
       'W'=>22,'X'=>23,'Y'=>24,'Z'=>25);
       if ($ENV{'form.submitted'} eq 'scantron') {
    my $part  = $Apache::inputtags::part;
    my $id    = $Apache::inputtags::response[-1];
    $response = $ENV{'scantron.'.($Apache::lonxml::counter+$temp-1).
    '.answer'};
    # save bubbled letter for later
    $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
       $response;
    $response = $let_to_num{$response};
       } else {
    $response = $ENV{$formparm};
       }
       return $response;
   }
   
   sub repetition {
       my $id = $Apache::inputtags::part;
       my $weight = &Apache::lonnet::EXT("resource.$id.weight");
       my $repetition = int $weight/9;
       if ($weight % 9 != 0) {$repetition++;} 
       return $repetition;
   }
   
   sub scored_response {
       my ($part,$id)=@_;
       my $repetition=&repetition();
       my $score=0;
       for (my $i=0;$i<$repetition;$i++) {
    my $increase=&Apache::response::getresponse($i+1);
    if ($increase ne '') { $score+=$increase+1; }
       }
       my $weight = &Apache::lonnet::EXT("resource.$part.weight");
       my $pcr=$score/$weight;
       $Apache::lonhomework::results{"resource.$part.$id.awarded"}=$pcr;
       $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=
    'ASSIGNED_SCORE';
       return $repetition;
 }  }
   
 1;  1;
Removed from v.1.5  
changed lines
  Added in v.1.76

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