forked from GNUsocial/gnu-social
149 lines
4.9 KiB
PHP
149 lines
4.9 KiB
PHP
<?php
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/*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2010, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @package OStatusPlugin
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* @maintainer James Walker <james@status.net>
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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class XrdAction extends Action
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{
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const PROFILEPAGE = 'http://webfinger.net/rel/profile-page';
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const UPDATESFROM = 'http://schemas.google.com/g/2010#updates-from';
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const HCARD = 'http://microformats.org/profile/hcard';
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public $uri;
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public $user;
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public $xrd;
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function handle()
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{
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$nick = $this->user->nickname;
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$profile = $this->user->getProfile();
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if (empty($this->xrd)) {
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$xrd = new XRD();
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} else {
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$xrd = $this->xrd;
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}
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if (empty($xrd->subject)) {
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$xrd->subject = self::normalize($this->uri);
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}
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if (Event::handle('StartXrdActionAliases', array(&$xrd, $this->user))) {
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// Possible aliases for the user
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$uris = array($this->user->uri, $profile->profileurl);
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// FIXME: Webfinger generation code should live somewhere on its own
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$path = common_config('site', 'path');
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if (empty($path)) {
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$uris[] = sprintf('acct:%s@%s', $nick, common_config('site', 'server'));
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}
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foreach ($uris as $uri) {
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if ($uri != $xrd->subject) {
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$xrd->alias[] = $uri;
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}
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}
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Event::handle('EndXrdActionAliases', array(&$xrd, $this->user));
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}
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if (Event::handle('StartXrdActionLinks', array(&$xrd, $this->user))) {
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$xrd->links[] = array('rel' => self::PROFILEPAGE,
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'type' => 'text/html',
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'href' => $profile->profileurl);
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// hCard
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$xrd->links[] = array('rel' => self::HCARD,
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'type' => 'text/html',
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'href' => common_local_url('hcard', array('nickname' => $nick)));
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// XFN
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$xrd->links[] = array('rel' => 'http://gmpg.org/xfn/11',
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'type' => 'text/html',
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'href' => $profile->profileurl);
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// FOAF
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$xrd->links[] = array('rel' => 'describedby',
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'type' => 'application/rdf+xml',
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'href' => common_local_url('foaf',
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array('nickname' => $nick)));
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$xrd->links[] = array('rel' => 'http://apinamespace.org/atom',
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'type' => 'application/atomsvc+xml',
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'href' => common_local_url('ApiAtomService', array('id' => $nick)));
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if (common_config('site', 'fancy')) {
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$apiRoot = common_path('api/', true);
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} else {
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$apiRoot = common_path('index.php/api/', true);
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}
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$xrd->links[] = array('rel' => 'http://apinamespace.org/twitter',
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'href' => $apiRoot,
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'property' => array(array('type' => 'http://apinamespace.org/twitter/username',
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'value' => $nick)));
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Event::handle('EndXrdActionLinks', array(&$xrd, $this->user));
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}
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header('Content-type: application/xrd+xml');
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print $xrd->toXML();
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}
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/**
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* Given a "user id" make sure it's normalized to either a webfinger
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* acct: uri or a profile HTTP URL.
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*/
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public static function normalize($user_id)
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{
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if (substr($user_id, 0, 5) == 'http:' ||
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substr($user_id, 0, 6) == 'https:' ||
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substr($user_id, 0, 5) == 'acct:') {
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return $user_id;
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}
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if (strpos($user_id, '@') !== FALSE) {
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return 'acct:' . $user_id;
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}
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return 'http://' . $user_id;
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}
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public static function isWebfinger($user_id)
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{
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$uri = self::normalize($user_id);
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return (substr($uri, 0, 5) == 'acct:');
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}
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}
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