—

              
package HTML::TurboForm::Constraint::Required;
use warnings;
use strict;
use base qw(HTML::TurboForm::Constraint);
sub check{
  my ($self)=@_;
  my $request=$self->request;
  my $result=0;
  if (exists($request->{$self->{name}})) {
    $result=1 if ($request->{$self->{name}} ne '' );    
  }
  return $result;
}
sub message{
  my ($self)=@_;
  return $self->{text};
}
1;
__END__
HideShow 29 lines of Pod
=head1 HTML::TurboForm::Constraint::Required
Representation class for Required constraint.
=head1 DESCRIPTION
Straight forward so no need for much documentation.
See HTML::TurboForm doku for mopre details.
=head1 METHODS
=head2 check
Arguments: none
returns 1 if valid, otherwise 0.
=head2 message
Arguments: none
returns Errormessage of Element which is connected to constraint.
=head1 AUTHOR
Thorsten Domsch, tdomsch@gmx.de
=cut