263 lines
7 KiB
PHP
263 lines
7 KiB
PHP
<?php
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namespace Friendica\Module;
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use Friendica\App;
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use Friendica\BaseModule;
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use Friendica\Core\Addon;
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use Friendica\Core\System;
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/**
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* Standardized way of exposing metadata about a server running one of the distributed social networks.
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* @see https://github.com/jhass/nodeinfo/blob/master/PROTOCOL.md
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*/
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class NodeInfo extends BaseModule
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{
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public static function rawContent(array $parameters = [])
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{
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$app = self::getApp();
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// @TODO: Replace with parameter from router
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// if the first argument is ".well-known", print the well-known text
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if (($app->argc > 1) && ($app->argv[0] == '.well-known')) {
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self::printWellKnown($app);
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// otherwise print the nodeinfo
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} elseif ($parameters['version'] == '1.0') {
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self::printNodeInfo1($app);
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} elseif ($parameters['version'] == '2.0') {
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self::printNodeInfo2($app);
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} else {
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throw new \Friendica\Network\HTTPException\NotFoundException();
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}
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}
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/**
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* Prints the well-known nodeinfo redirect
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*
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* @param App $app
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*
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* @throws \Friendica\Network\HTTPException\NotFoundException
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*/
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private static function printWellKnown(App $app)
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{
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$nodeinfo = [
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'links' => [
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['rel' => 'http://nodeinfo.diaspora.software/ns/schema/1.0',
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'href' => $app->getBaseURL() . '/nodeinfo/1.0'],
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['rel' => 'http://nodeinfo.diaspora.software/ns/schema/2.0',
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'href' => $app->getBaseURL() . '/nodeinfo/2.0'],
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]
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];
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header('Content-type: application/json; charset=utf-8');
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echo json_encode($nodeinfo, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
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exit;
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}
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/**
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* Return the supported services
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*
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* @param App $app
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*
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* @return array with supported services
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*/
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private static function getUsage(App $app)
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{
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$config = $app->getConfig();
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$usage = [];
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if (!empty($config->get('system', 'nodeinfo'))) {
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$usage['users'] = [
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'total' => intval($config->get('nodeinfo', 'total_users')),
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'activeHalfyear' => intval($config->get('nodeinfo', 'active_users_halfyear')),
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'activeMonth' => intval($config->get('nodeinfo', 'active_users_monthly'))
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];
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$usage['localPosts'] = intval($config->get('nodeinfo', 'local_posts'));
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$usage['localComments'] = intval($config->get('nodeinfo', 'local_comments'));
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}
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return $usage;
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}
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/**
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* Return the supported services
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*
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* @param App $app
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*
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* @return array with supported services
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*/
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private static function getServices(App $app)
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{
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$config = $app->getConfig();
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$services = [
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'inbound' => [],
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'outbound' => [],
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];
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$smtp = (function_exists('imap_open') && !$config->get('system', 'imap_disabled') && !$config->get('system', 'dfrn_only'));
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if (Addon::isEnabled('blogger')) {
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$services['outbound'][] = 'blogger';
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}
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if (Addon::isEnabled('dwpost')) {
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$services['outbound'][] = 'dreamwidth';
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}
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if (Addon::isEnabled('statusnet')) {
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$services['inbound'][] = 'gnusocial';
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$services['outbound'][] = 'gnusocial';
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}
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if (Addon::isEnabled('ijpost')) {
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$services['outbound'][] = 'insanejournal';
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}
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if (Addon::isEnabled('libertree')) {
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$services['outbound'][] = 'libertree';
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}
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if (Addon::isEnabled('buffer')) {
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$services['outbound'][] = 'linkedin';
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}
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if (Addon::isEnabled('ljpost')) {
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$services['outbound'][] = 'livejournal';
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}
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if (Addon::isEnabled('buffer')) {
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$services['outbound'][] = 'pinterest';
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}
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if (Addon::isEnabled('posterous')) {
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$services['outbound'][] = 'posterous';
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}
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if (Addon::isEnabled('pumpio')) {
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$services['inbound'][] = 'pumpio';
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$services['outbound'][] = 'pumpio';
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}
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if ($smtp) {
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$services['outbound'][] = 'smtp';
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}
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if (Addon::isEnabled('tumblr')) {
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$services['outbound'][] = 'tumblr';
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}
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if (Addon::isEnabled('twitter') || Addon::isEnabled('buffer')) {
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$services['outbound'][] = 'twitter';
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}
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if (Addon::isEnabled('wppost')) {
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$services['outbound'][] = 'wordpress';
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}
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return $services;
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}
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/**
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* Print the nodeinfo version 1
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*
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* @param App $app
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*/
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private static function printNodeInfo1(App $app)
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{
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$config = $app->getConfig();
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$nodeinfo = [
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'version' => '1.0',
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'software' => [
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'name' => 'friendica',
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'version' => FRIENDICA_VERSION . '-' . DB_UPDATE_VERSION,
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],
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'protocols' => [
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'inbound' => [
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'friendica', 'activitypub'
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],
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'outbound' => [
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'friendica', 'activitypub'
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],
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],
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'services' => [],
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'usage' => [],
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'openRegistrations' => intval($config->get('config', 'register_policy')) !== Register::CLOSED,
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'metadata' => [
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'nodeName' => $config->get('config', 'sitename'),
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],
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];
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if (!empty($config->get('system', 'diaspora_enabled'))) {
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$nodeinfo['protocols']['inbound'][] = 'diaspora';
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$nodeinfo['protocols']['outbound'][] = 'diaspora';
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}
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if (empty($config->get('system', 'ostatus_disabled'))) {
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$nodeinfo['protocols']['inbound'][] = 'gnusocial';
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$nodeinfo['protocols']['outbound'][] = 'gnusocial';
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}
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$nodeinfo['usage'] = self::getUsage($app);
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$nodeinfo['services'] = self::getServices($app);
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$nodeinfo['metadata']['protocols'] = $nodeinfo['protocols'];
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$nodeinfo['metadata']['protocols']['outbound'][] = 'atom1.0';
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$nodeinfo['metadata']['protocols']['inbound'][] = 'atom1.0';
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$nodeinfo['metadata']['protocols']['inbound'][] = 'rss2.0';
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$nodeinfo['metadata']['services'] = $nodeinfo['services'];
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if (Addon::isEnabled('twitter')) {
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$nodeinfo['metadata']['services']['inbound'][] = 'twitter';
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}
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$nodeinfo['metadata']['explicitContent'] = $config->get('system', 'explicit_content', false) == true;
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header('Content-type: application/json; charset=utf-8');
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echo json_encode($nodeinfo, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
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exit;
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}
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/**
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* Print the nodeinfo version 2
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*
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* @param App $app
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*/
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private static function printNodeInfo2(App $app)
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{
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$config = $app->getConfig();
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$nodeinfo = [
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'version' => '2.0',
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'software' => [
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'name' => 'friendica',
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'version' => FRIENDICA_VERSION . '-' . DB_UPDATE_VERSION,
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],
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'protocols' => ['dfrn', 'activitypub'],
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'services' => [],
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'usage' => [],
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'openRegistrations' => intval($config->get('config', 'register_policy')) !== Register::CLOSED,
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'metadata' => [
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'nodeName' => $config->get('config', 'sitename'),
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],
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];
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if (!empty($config->get('system', 'diaspora_enabled'))) {
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$nodeinfo['protocols'][] = 'diaspora';
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}
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if (empty($config->get('system', 'ostatus_disabled'))) {
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$nodeinfo['protocols'][] = 'ostatus';
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}
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$nodeinfo['usage'] = self::getUsage($app);
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$nodeinfo['services'] = self::getServices($app);
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if (Addon::isEnabled('twitter')) {
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$nodeinfo['services']['inbound'][] = 'twitter';
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}
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$nodeinfo['services']['inbound'][] = 'atom1.0';
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$nodeinfo['services']['outbound'][] = 'atom1.0';
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$nodeinfo['services']['outbound'][] = 'rss2.0';
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$nodeinfo['metadata']['explicitContent'] = $config->get('system', 'explicit_content', false) == true;
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header('Content-type: application/json; charset=utf-8');
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echo json_encode($nodeinfo, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
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exit;
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}
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}
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