XML::Atom::Syndication::Text - class representing an Atom

package XML::Atom::Syndication::Text;
use strict;

use base qw( XML::Atom::Syndication::Object );

XML::Atom::Syndication::Text->mk_accessors('attribute', 'type');

sub init {
    my $text = shift;
    my %param = @_ == 1 ? (Body => $_[0]) : @_;    # escaped text is assumed.
    $text->SUPER::init(%param);
    my $e = $text->elem;
    if ($param{Body}) {
        $text->body($param{Body});
    }
    if ($param{Type}) {
        $text->type($param{Type});
    }
    $text;
}

sub body {
    my $text = shift;
    my $elem = $text->elem;
    my $type = $elem->attributes->{'{}type'} || 'text';
    if (@_) {    # set
        my $data = shift;
        if ($type eq 'xhtml') {
            my $node = $data;
            unless (ref $node) {
                my $copy =
                    '<div xmlns="http://www.w3.org/1999/xhtml">' . $data
                  . '</div>';
                eval {
                    require XML::Elemental;
                    my $parser = XML::Elemental->parser;
                    my $xml    = $parser->parse_string($copy);
                    $node = $xml->contents->[0];
                };
                return $text->error(
                                 "Error parsing content body string as XML: $@")
                  if $@;
            }
            $node->parent($elem);
            $elem->contents([$node]);
        } else {    # is text or html
            my $text = XML::Elemental::Characters->new;
            $text->data($data);
            $text->parent($elem);
            $elem->contents([$text]);
        }
        $text->{__body} = undef;
        1;
    } else {    # get
        unless (defined $text->{__body}) {
            if ($type eq 'xhtml') {
                my @children =
                  grep { ref($_) eq 'XML::Elemental::Element' }
                  @{$elem->contents};
                if (@children) {
                    my ($local) =
                      $children[0]->name =~ /{.*}(.+)/;    # process name
                    @children = @{$children[0]->contents}
                      if (@children == 1 && $local eq 'div');

                    # $text->{__body} = '<div>';
                    my $w = XML::Atom::Syndication::Writer->new;
                    $w->set_prefix('', 'http://www.w3.org/1999/xhtml');
                    $w->no_cdata(1);  # works nicer with fringe case. see tests.
                    map { $text->{__body} .= $w->as_xml($_) } @children;

                    # $text->{__body} .= '</div>';
                } else {
                    $text->{__body} = $elem->text_content;
                }
                if ($] >= 5.008) {
                    require Encode;
                    Encode::_utf8_on($text->{__body});
                    $text->{__body} =~ s/&#x(\w{4});/chr(hex($1))/eg;
                    Encode::_utf8_off($text->{__body});
                }
            } else {    # escaped
                $text->{__body} = $elem->text_content;
            }
        }
        $text->{__body};
    }
}

1;

__END__