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package HTML::FormFu::Processor;
use strict;
use MRO::Compat;
use mro 'c3';
use HTML::FormFu::Attribute qw(
mk_item_accessors
mk_accessors
mk_output_accessors
mk_inherited_accessors
);
use HTML::FormFu::ObjectUtil qw(
populate form
name nested_name
nested_names get_nested_hash_value
set_nested_hash_value nested_hash_key_exists
parent get_parent
);
use Scalar::Util qw( refaddr reftype );
use Carp qw( croak );
__PACKAGE__->mk_item_accessors(qw( type ));
__PACKAGE__->mk_output_accessors(qw( message ));
__PACKAGE__->mk_inherited_accessors(qw( locale ));
*field = \&parent;
sub new {
my $class = shift;
my %attrs;
if (@_) {
croak "attributes argument must be a hashref"
if reftype( $_[0] ) ne 'HASH';
%attrs = %{ $_[0] };
}
my $self = bless {}, $class;
for (qw( type )) {
croak "$_ attribute required" if !exists $attrs{$_};
}
if ( exists $attrs{parent} ) {
$self->parent( delete $attrs{parent} );
}
$self->populate( \%attrs );
return $self;
}
sub localize_args {
my $self = shift;
if (@_) {
# user's passing their own args - save them
if ( @_ == 1 ) {
$self->{localize_args} = $_[0];
}
else {
$self->{localize_args} = [@_];
}
return $self;
}
# if the user passed a value, use that - even if it's undef
if ( exists $self->{localize_args} ) {
return $self->{localize_args};
}
# do we have a method to build our own args?
if ( my $method = $self->can('_localize_args') ) {
return $self->$method;
}
return;
}
sub clone {
my ($self) = @_;
my %new = %$self;
return bless \%new, ref $self;
}
1;
__END__
=head1 NAME
HTML::FormFu::Processor - base class for constraints
=head1 AUTHOR
Carl Franks, C<cfranks@cpan.org>
=head1 LICENSE
This library is free software, you can redistribute it and/or modify it under
the same terms as Perl itself.
=cut
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