File:  [LON-CAPA] / loncom / homework / response.pm
Revision 1.29: download - view: text, annotated - select for diffs
Fri Jun 29 18:53:50 2001 UTC (22 years, 9 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- added arg setting for <numericalresponse>

# The LearningOnline Network with CAPA
# various response type definitons response definition

# 11/23,11/24,11/28 Gerd Kortemeyer

package Apache::response;
use strict;

sub BEGIN {
  &Apache::lonxml::register('Apache::response',('responseparam','caparesponse','numericalresponse','radiobuttonresponse','optionresponse','imageresponse','essayresponse'));
}

sub start_response {
  my ($parstack,$safeeval)=@_;  
  my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
  if ($id eq '') { $id = $Apache::lonxml::curdepth; }
  push (@Apache::inputtags::response,$id);
  push (@Apache::inputtags::responselist,$id);
  @Apache::inputtags::inputlist=();
  return $id;
}

sub end_response {
  pop @Apache::inputtags::response;
  @Apache::inputtags::inputlist=();
  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=&Apache::lonnet::rndseed();
  &Apache::lonxml::debug("randseed $rndseed");
#  $rndseed=unpack("%32i",$rndseed);
  $rndseed=$rndseed
    +(&Apache::lonnet::numval($Apache::inputtags::part) << 10)
      +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
  srand($rndseed);
  &Apache::lonxml::debug("randseed $rndseed");
  return '';
}

sub meta_parameter_write {
    my ($name,$type,$default,$display)=@_;
    return '<parameter part="'.$Apache::inputtags::part.
	            '" name="'.$name.
                    '" type="'.$type.
                 '" default="'.$default.
	         '" display="'.$display.
                          ' [Part: '.$Apache::inputtags::part.']"></parameter>'
     ."\n";
}

sub meta_stores_write {
    my ($name,$type,$display)=@_;
    return '<stores part="'.$Apache::inputtags::part.
	         '" name="'.$name.
                 '" type="'.$type.
	      '" display="'.$display.
                       ' [Part: '.$Apache::inputtags::part.']"></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_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 {
  return '0';
}

sub start_numericalresponse {
  require Apache::caparesponse; 
  import Apache::caparesponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  return &Apache::caparesponse::start_numericalresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_caparesponse {
  require Apache::caparesponse; 
  import Apache::caparesponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
#  print "\n<br />\nsimple caparesponse\n";
  return &Apache::caparesponse::start_caparesponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_radiobuttonresponse {
  require Apache::radiobuttonresponse; 
  import Apache::radiobuttonresponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  return &Apache::radiobuttonresponse::start_radiobuttonresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_optionresponse {
  require Apache::optionresponse; 
  import Apache::optionresponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  return &Apache::optionresponse::start_optionresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_imageresponse {
  require Apache::imageresponse; 
  import Apache::imageresponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  return &Apache::imageresponse::start_imageresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_essayresponse {
  require Apache::essayresponse; 
  import Apache::essayresponse; 
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  return &Apache::essayresponse::start_essayresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
}

sub start_responseparam {
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  if ($target eq 'grade' || $target eq 'web') {
    my $default= &Apache::lonxml::get_param('default',$parstack,$safeeval);
    my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
    &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part.$name");
    my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.$name");
    &Apache::lonxml::debug("$name has value :$value: and default :$default:");
    if ($value eq '' || $value eq 'con_lost') {
      &Apache::lonxml::debug("defaulting");
      $Apache::inputtags::params{$name}=$default;
    } else {
      &Apache::lonxml::debug("using value");
      $Apache::inputtags::params{$name}=$value;
    }
    return '';
  } elsif ($target eq 'meta') {
    return &meta_parameter_write($token->[2]->{'name'},
				 $token->[2]->{'type'},
				 $token->[2]->{'default'},
				 $token->[2]->{'description'});
  } elsif ($target eq 'edit') {
    my $result.=&Apache::edit::tag_start($target,$token,&Apache::lonxml::description($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;
    return $result;
  } elsif ($target eq 'modified') {
    my $result;
    my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
						 'name','type','description',
						 'default');
    if ($constructtag) { $result = &Apache::edit::rebuild_tag($token);}
    return $result;

  } else {
    return '';
  }
}

sub end_responseparam {
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  if ($target eq 'edit') { return ('','no'); }
  return '';
}

1;
__END__
 

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