3 * GNU Social - a federating social network
4 * Copyright (C) 2015, Free Software Foundation, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('GNUSOCIAL')) { exit(1); }
23 * Diaspora federation protocol plugin for GNU Social
29 * @package ProtocolDiasporaPlugin
30 * @maintainer Mikael Nordfeldth <mmn@hethane.se>
33 class DiasporaPlugin extends Plugin
35 const REL_SEED_LOCATION = 'http://joindiaspora.com/seed_location';
36 const REL_GUID = 'http://joindiaspora.com/guid';
37 const REL_PUBLIC_KEY = 'diaspora-public-key';
39 public function onEndAttachPubkeyToUserXRD(Magicsig $magicsig, XML_XRD $xrd, Profile $target)
41 // So far we've only handled RSA keys, but it can change in the future,
42 // so be prepared. And remember to change the statically assigned type attribute below!
43 assert($magicsig->publicKey instanceof Crypt_RSA);
44 $xrd->links[] = new XML_XRD_Element_Link(self::REL_PUBLIC_KEY,
45 base64_encode($magicsig->exportPublicKey()), 'RSA');
47 // Instead of choosing a random string, we calculate our GUID from the public key
48 // by fingerprint through a sha256 hash.
49 $xrd->links[] = new XML_XRD_Element_Link(self::REL_GUID,
50 strtolower($magicsig->toFingerprint()));
53 public function onPluginVersion(array &$versions)
55 $versions[] = array('name' => 'Diaspora',
57 'author' => 'Mikael Nordfeldth',
58 'homepage' => 'https://gnu.io/social',
59 // TRANS: Plugin description.
60 'rawdescription' => _m('Follow people across social networks that implement '.
61 'the <a href="https://diasporafoundation.org/">Diaspora</a> federation protocol.'));