Return to caparesponse.pm CVS log

Up to [LON-CAPA] / loncom / homework / caparesponse

- added submit button at top
- fixed strinfresponse to use selcet_arg
- fixed passing of strings to capa checker.

# The LearningOnline Network with CAPA
# caparesponse definition

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

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

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

sub end_caparesponse {
  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,$token,&Apache::lonxml::description($token));
    $result.=&Apache::edit::text_arg('Answer:','answer',$token);
    if ($token->[1] eq 'numericalresponse') {
      $result.=&Apache::edit::text_arg('Unit:','unit',$token)
    } else {
      $result.=&Apache::edit::select_arg('Type:','type',
					 ['cs','ci','mc'],$token)
    }
    $result.='</td></tr><tr><td colspan="3">';
  } elsif ($target eq 'modified') {
    my $constructtag;
    if ($token->[1] eq 'numericalresponse') {
      $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
						'answer','unit');
    } else {
      $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
						'answer','type');
    }
    if ($constructtag) {
      $result = &Apache::edit::rebuild_tag($token);
      $result.=&Apache::edit::handle_insert();
    }
  }
  return $result;
}

sub end_numericalresponse {
  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($$parstack[$#$parstack] . "\n<br>");
	  $response =~ s/\\/\\\\/g;
	  $response =~ s/\'/\\\'/g;
	  &Apache::lonxml::debug("current $response");
	  my $expression="&caparesponse_check_list('".$response."','".
	    $$parstack[$#$parstack].
	      ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
	      ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
		"');";
	  $result = &Apache::run::run($expression,$safeeval);
	  my ($awards) = split /:/ , $result;
	  my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
	  &Apache::lonxml::debug("$expression");
	  &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
	  $result='';
	}
      }
    }
  } elsif ($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 $answervar=&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval);
      my (@answers)=&Apache::run::run("$answervar",$safeeval);
      my $unit=&Apache::run::run("{$$parstack['-1'];".'return $unit}',$safeeval);
      
      $result="<br></br>The computer got ";
      my $answer;
      foreach $answer (@answers) { $result.="$answer,"; }
      chop $result;
      $result.=" $unit.<br></br>";
    }
  } elsif ($target eq 'edit') {
    $result.='</td></tr>'.&Apache::edit::end_table;
  }
  &Apache::response::end_response;
  return $result;
}

sub start_stringresponse {
  return start_numericalresponse(@_);
}

sub end_stringresponse {
  return end_numericalresponse(@_);
}

1;
__END__