File:  [LON-CAPA] / loncom / homework / caparesponse / caparesponse.pm
Revision 1.20: download - view: text, annotated - select for diffs
Tue Dec 12 14:54:10 2000 UTC (23 years, 4 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- changed order of resource.type.ids.ids to resource.ids.ids.type
- added detection of return code ERROR

# The LearningOnline Network with CAPA
# caparesponse definition

package Apache::caparesponse;
use strict;
use capa;

sub BEGIN {
  &Apache::lonxml::register('Apache::caparesponse',('caparesponse'));
}

$Apache::caparesponse::result='';
sub start_caparesponse {
  my ($target,$token,$parstack,$parser,$safeeval)=@_;
  my $id = &Apache::response::start_response($parstack,$safeeval);
  return '';
}

sub end_caparesponse {
  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
  my $result = '';
  if ( $target eq 'grade' ) {
    if ( defined $ENV{'form.submit'}) {
      $Apache::caparesponse::result='';
      $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
      my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
      if ( $response =~ /[^\s]/) {
	#check_for_previous($response,$id,$response);
	$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"}=$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.$Apache::inputtags::response['-1'].awarddetail"}=$ad;
	&Apache::lonxml::debug("$expression");
	&Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:$result:$Apache::lonxml::curdepth<br>\n");
      }
    }
  } else {
    #$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 $result;
}

1;
__END__
 

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