src/Module/NodeInfo210.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Module;
  23
  24 use Friendica\BaseModule;
  25 use Friendica\Core\Addon;
  26 use Friendica\Core\System;
  27 use Friendica\DI;
  28 use Friendica\Model\Nodeinfo;
  29
  30 /**
  31  * Version 1.0 of Nodeinfo 2, a sStandardized way of exposing metadata about a server running one of the distributed social networks.
  32  * @see https://github.com/jhass/nodeinfo/blob/master/PROTOCOL.md
  33  */
  34 class NodeInfo210 extends BaseModule
  35 {
  36         public static function rawContent(array $parameters = [])
  37         {
  38                 $config = DI::config();
  39
  40                 $nodeinfo = [
  41                         'version'           => '1.0',
  42                         'server'          => [
  43                                 'baseUrl'  => DI::baseUrl()->get(),
  44                                 'name'     => $config->get('config', 'sitename'),
  45                                 'software' => 'friendica',
  46                                 'version'  => FRIENDICA_VERSION . '-' . DB_UPDATE_VERSION,
  47                         ],
  48                         'organization'      => Nodeinfo::getOrganization($config),
  49                         'protocols'         => ['dfrn', 'activitypub'],
  50                         'services'          => [],
  51                         'openRegistrations' => intval($config->get('config', 'register_policy')) !== Register::CLOSED,
  52                         'usage'             => [],
  53                 ];
  54
  55                 if (!empty($config->get('system', 'diaspora_enabled'))) {
  56                         $nodeinfo['protocols'][] = 'diaspora';
  57                 }
  58
  59                 if (empty($config->get('system', 'ostatus_disabled'))) {
  60                         $nodeinfo['protocols'][] = 'ostatus';
  61                 }
  62
  63                 $nodeinfo['usage'] = Nodeinfo::getUsage(true);
  64
  65                 $nodeinfo['services'] = Nodeinfo::getServices();
  66
  67                 if (Addon::isEnabled('twitter')) {
  68                         $nodeinfo['services']['inbound'][] = 'twitter';
  69                 }
  70
  71                 $nodeinfo['services']['inbound'][]  = 'atom1.0';
  72                 $nodeinfo['services']['inbound'][]  = 'rss2.0';
  73                 $nodeinfo['services']['outbound'][] = 'atom1.0';
  74
  75                 if (function_exists('imap_open') && !$config->get('system', 'imap_disabled') && !$config->get('system', 'dfrn_only')) {
  76                         $nodeinfo['services']['inbound'][] = 'imap';
  77                 }
  78
  79                 System::jsonExit($nodeinfo, 'application/json; charset=utf-8', JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
  80         }
  81 }