Search::GIN::Extract::Attributes - use Moose;

Search-GIN documentation Contained in the Search-GIN distribution.

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NAME

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Search::GIN::Extract::Attributes - use Moose;

VERSION

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version 0.08

SYNOPSIS

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	use Search::GIN::Extract::Attributes;

DESCRIPTION

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AUTHOR

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Yuval Kogman <nothingmuch@cpan.org>

COPYRIGHT AND LICENSE

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This software is copyright (c) 2010 by Yuval Kogman, Infinity Interactive.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.

Search-GIN documentation Contained in the Search-GIN distribution. 
use strict;
use warnings;
package Search::GIN::Extract::Attributes;
BEGIN {
  $Search::GIN::Extract::Attributes::VERSION = '0.08';
}
# ABSTRACT:

use Moose;
use namespace::clean -except => 'meta';

with qw(
    Search::GIN::Extract
    Search::GIN::Keys::Deep
);

has attributes => (
    isa => "ArrayRef[Str]",
    is  => "rw",
    predicate => "has_attributes",
);

sub extract_values {
    my ( $self, $obj, @args ) = @_;

    my @meta_attrs = $self->get_meta_attrs($obj, @args);

    return $self->process_keys({ map {
                                    my $val = $_->get_value($obj);
                                    $_->name => (defined($val) ? $val : undef);
                                } @meta_attrs });
}

sub get_meta_attrs {
    my ( $self, $obj, @args ) = @_;

    my $class = ref $obj;
    my $meta = Class::MOP::get_metaclass_by_name($class);

    if ( $self->has_attributes ) {
        return grep { defined } map { $meta->find_attribute_by_name($_) } @{ $self->attributes };
    } else {
        return $meta->get_all_attributes;
    }
}

1;





__END__