123 lines
4.9 KiB
PHP
123 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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if (!defined('GNUSOCIAL')) { exit(1); }
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/**
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* @package WebFingerPlugin
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* @author James Walker <james@status.net>
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* @author Mikael Nordfeldth <mmn@hethane.se>
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*/
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class WebfingerAction extends XrdAction
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{
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protected function prepare(array $args=array())
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{
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parent::prepare($args);
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// throws exception if resource is empty
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$this->resource = Discovery::normalize($this->trimmed('resource'));
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if (Discovery::isAcct($this->resource)) {
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$parts = explode('@', substr(urldecode($this->resource), 5));
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if (count($parts) == 2) {
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list($nick, $domain) = $parts;
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if ($domain === common_config('site', 'server')) {
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$nick = common_canonical_nickname($nick);
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$user = User::getKV('nickname', $nick);
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if (!($user instanceof User)) {
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throw new NoSuchUserException(array('nickname'=>$nick));
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}
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$this->target = $user->getProfile();
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} else {
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throw new Exception(_('Remote profiles not supported via WebFinger yet.'));
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}
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}
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} else {
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$user = User::getKV('uri', $this->resource);
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if ($user instanceof User) {
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$this->target = $user->getProfile();
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} else {
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// try and get it by profile url
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$this->target = Profile::getKV('profileurl', $this->resource);
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}
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}
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if (!($this->target instanceof Profile)) {
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// TRANS: Client error displayed when user not found for an action.
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$this->clientError(_('No such user: ') . var_export($this->resource,true), 404);
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}
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return true;
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}
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protected function setXRD()
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{
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if (empty($this->target)) {
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throw new Exception(_('Target not set for resource descriptor'));
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}
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// $this->target set in a _child_ class prepare()
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$nick = $this->target->nickname;
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$this->xrd->subject = $this->resource;
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if (Event::handle('StartXrdActionAliases', array($this->xrd, $this->target))) {
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$uris = WebFinger::getIdentities($this->target);
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foreach ($uris as $uri) {
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if ($uri != $this->xrd->subject && !in_array($uri, $this->xrd->aliases)) {
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$this->xrd->aliases[] = $uri;
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}
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}
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Event::handle('EndXrdActionAliases', array($this->xrd, $this->target));
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}
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if (Event::handle('StartXrdActionLinks', array($this->xrd, $this->target))) {
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$this->xrd->links[] = new XML_XRD_Element_Link(WebFinger::PROFILEPAGE,
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$this->target->getUrl(), 'text/html');
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// XFN
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$this->xrd->links[] = new XML_XRD_Element_Link('http://gmpg.org/xfn/11',
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$this->target->getUrl(), 'text/html');
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// FOAF
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$this->xrd->links[] = new XML_XRD_Element_Link('describedby',
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common_local_url('foaf', array('nickname' => $nick)),
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'application/rdf+xml');
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$link = new XML_XRD_Element_Link('http://apinamespace.org/atom',
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common_local_url('ApiAtomService', array('id' => $nick)),
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'application/atomsvc+xml');
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// XML_XRD must implement changing properties first $link['http://apinamespace.org/atom/username'] = $nick;
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$this->xrd->links[] = clone $link;
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if (common_config('site', 'fancy')) {
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$apiRoot = common_path('api/', true);
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} else {
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$apiRoot = common_path('index.php/api/', true);
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}
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$link = new XML_XRD_Element_Link('http://apinamespace.org/twitter', $apiRoot);
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// XML_XRD must implement changing properties first $link['http://apinamespace.org/twitter/username'] = $nick;
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$this->xrd->links[] = clone $link;
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Event::handle('EndXrdActionLinks', array($this->xrd, $this->target));
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}
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}
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}
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