# Copyright (c) 2007 bivio Software, Inc.  All Rights Reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: Embed.pm,v 1.9 2009/10/12 04:25:15 nagler Exp $
package Bivio::UI::XHTML::Widget::WikiText::Embed;
use strict;
use Bivio::Base 'XHTMLWidget.WikiTextTag';

our($VERSION) = sprintf('%d.%02d', q$Revision: 1.9 $ =~ /\d+/g);

sub handle_register {
    return [qw(b-embed ins-page)];
}

sub render_html {
    sub RENDER_HTML {[qw(value)]};
    my($proto, $args, $attrs) = shift->parameters(@_);
    return
	unless $proto;
    my($uri) = $args->{proto}->internal_format_uri($attrs->{value}, $args);
    return $args->{proto}->render_error(
	$uri,
	'invalid URI, must begin with a /',
	$args
    ) unless $uri =~ s{^/+}{/};
    my($reply) = $args->{validator}->call_embedded_task(
	$args->{req}->format_uri({
	    uri => $uri,
	    no_context => 1,
	    query => undef,
	    path_info => undef,
	}),
	$args,
    );
    return $reply ? ${$reply->get_output} : '';
}

1;