gnu-social/plugins/OStatus/actions/hostmeta.php

<?php
/*
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2010, StatusNet, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * @package OStatusPlugin
 * @maintainer James Walker <james@status.net>
 */

if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }

class HostMetaAction extends Action
{

    function handle()
    {
        parent::handle();

        $domain = common_config('site', 'server');
        $url = common_local_url('webfinger');
        $url.= '?uri={uri}';

        $xrd = new XRD();
        
        $xrd = new XRD();
        $xrd->host = $domain;
        $xrd->links[] = array('rel' => Discovery::LRDD_REL,
                              'template' => $url,
                              'title' => array('Resource Descriptor'));

        print $xrd->toXML();
    }
}