gnu-social/actions/publicxrds.php
2009-06-20 16:12:55 -07:00

123 lines
3.6 KiB
PHP

<?php
/**
* Public XRDS for OpenID
*
* PHP version 5
*
* @category Action
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Robin Millette <millette@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://laconi.ca/
*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, 2009, Control Yourself, 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/>.
*/
if (!defined('LACONICA')) {
exit(1);
}
require_once INSTALLDIR.'/lib/openid.php';
/**
* Public XRDS for OpenID
*
* @category Action
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @author Robin Millette <millette@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
* @link http://laconi.ca/
*
* @todo factor out similarities with XrdsAction
*/
class PublicxrdsAction extends Action
{
/**
* Is read only?
*
* @return boolean true
*/
function isReadOnly($args)
{
return true;
}
/**
* Class handler.
*
* @param array $args array of arguments
*
* @return nothing
*/
function handle($args)
{
parent::handle($args);
header('Content-Type: application/xrds+xml');
$this->startXML();
$this->elementStart('XRDS', array('xmlns' => 'xri://$xrds'));
$this->elementStart('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)',
'xmlns:simple' => 'http://xrds-simple.net/core/1.0',
'version' => '2.0'));
$this->element('Type', null, 'xri://$xrds*simple');
foreach (array('finishopenidlogin', 'finishaddopenid') as $finish) {
$this->showService(Auth_OpenID_RP_RETURN_TO_URL_TYPE,
common_local_url($finish));
}
$this->elementEnd('XRD');
$this->elementEnd('XRDS');
$this->endXML();
}
/**
* Show service.
*
* @param string $type XRDS type
* @param string $uri URI
* @param array $params type parameters, null by default
* @param array $sigs type signatures, null by default
* @param string $localId local ID, null by default
*
* @return void
*/
function showService($type, $uri, $params=null, $sigs=null, $localId=null)
{
$this->elementStart('Service');
if ($uri) {
$this->element('URI', null, $uri);
}
$this->element('Type', null, $type);
if ($params) {
foreach ($params as $param) {
$this->element('Type', null, $param);
}
}
if ($sigs) {
foreach ($sigs as $sig) {
$this->element('Type', null, $sig);
}
}
if ($localId) {
$this->element('LocalID', null, $localId);
}
$this->elementEnd('Service');
}
}