# The LearningOnline Network with CAPA
# mutliple choice style responses
# 11/23,11/24,11/28 Gerd Kortemeyer
package Apache::radiobuttonresponse;
use strict;
sub BEGIN {
&Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
}
sub start_radiobuttonresponse {
#when in a radiobutton response use these
&Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil'));
}
sub end_radiobuttonresponse {
}
%Apache::response::foilgroup={};
sub start_foilgroup {
%Apache::response::foilgroup={};
}
sub end_foilgroup {
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
my $name;
my $result;
my @names = @{ $Apache::response::foilgroup{'names'} };
my @truelist;
my @falselist;
foreach $name (@names) {
$result.="
$name is $Apache::response::foilgroup{$name.'.value'} ";
if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
push (@truelist,$name);
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
push (@falselist,$name);
} elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
} else {
&Apache::lonxml::error("Unknow state $Apache::response::foilgroup{$name.'.value'} for $name in ");
}
}
my $whichtrue = rand $#truelist;
return $result;
}
sub start_foil {
$Apache::lonxml::redirection++;
}
sub end_foil {
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
if ($target eq 'web' || $target eq 'grade') {
my $args ='';
if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
push @{ $Apache::response::foilgroup{'names'} }, $name;
my $value = &Apache::run::run("{$args;".'return $value}',$safeeval);
$Apache::response::foilgroup{"$name.value"} = $value;
$Apache::response::foilgroup{"$name.text"} = $Apache::lonxml::outputstack;
}
$Apache::lonxml::redirection--;
return '';
}
1;
__END__