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<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, 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/omb.php');
class XrdsAction extends Action {
function handle($args) {
parent::handle($args);
$nickname = $this->trimmed('nickname');
$user = User::staticGet('nickname', $nickname);
if (!$user) {
common_user_error(_t('No such user.'));
return;
}
$this->show_xrds($user);
}
function show_xrds($user) {
header('Content-Type: application/xrds+xml');
common_start_xml();
common_element_start('XRDS', array('xmlns' => 'xri://$xrds'));
common_element_start('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)',
'xml:id' => 'oauth',
'xmlns:simple' => 'http://xrds-simple.net/core/1.0',
'version' => '2.0'));
common_element('Type', NULL, 'xri://$xrds*simple');
$this->show_service(OAUTH_ENDPOINT_REQUEST,
common_local_url('requesttoken'),
array(OAUTH_AUTH_HEADER, OAUTH_POST_BODY),
array(OAUTH_HMAC_SHA1),
$user->uri);
$this->show_service(OAUTH_ENDPOINT_AUTHORIZE,
common_local_url('userauthorization'),
array(OAUTH_AUTH_HEADER, OAUTH_POST_BODY),
array(OAUTH_HMAC_SHA1));
$this->show_service(OAUTH_ENDPOINT_ACCESS,
common_local_url('accesstoken'),
array(OAUTH_AUTH_HEADER, OAUTH_POST_BODY),
array(OAUTH_HMAC_SHA1));
$this->show_service(OAUTH_ENDPOINT_RESOURCE,
NULL,
array(OAUTH_AUTH_HEADER, OAUTH_POST_BODY),
array(OAUTH_HMAC_SHA1));
common_element_end('XRD');
# XXX: decide whether to include user's ID/nickname in postNotice URL
common_element_start('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)',
'xml:id' => 'omb',
'xmlns:simple' => 'http://xrds-simple.net/core/1.0',
'version' => '2.0'));
common_element('Type', NULL, 'xri://$xrds*simple');
$this->show_service(OMB_ENDPOINT_POSTNOTICE,
common_local_url('postnotice'));
$this->show_service(OMB_ENDPOINT_UPDATEPROFILE,
common_local_url('updateprofile'));
common_element_end('XRD');
common_element_start('XRD', array('xmlns' => 'xri://$xrd*($v*2.0)',
'version' => '2.0'));
common_element('Type', NULL, 'xri://$xrds*simple');
$this->show_service(OAUTH_DISCOVERY,
'#oauth');
$this->show_service(OMB_NAMESPACE,
'#omb');
common_element_end('XRD');
common_element_end('XRDS');
common_end_xml();
}
function show_service($type, $uri, $params=NULL, $sigs=NULL, $localId=NULL) {
common_element_start('Service');
if ($uri) {
common_element('URI', NULL, $uri);
}
common_element('Type', NULL, $type);
if ($params) {
foreach ($params as $param) {
common_element('Type', NULL, $param);
}
}
if ($sigs) {
foreach ($sigs as $sig) {
common_element('Type', NULL, $sig);
}
}
if ($localId) {
common_element('LocalID', NULL, $localId);
}
common_element_end('Service');
}
}
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