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Create new OStatus\PubSub module class

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- Retain previous route /pubsub for backward compatibility
This commit is contained in:
Hypolite Petovan 2022-11-10 21:41:36 -05:00
parent cac42d349c
commit a1a0b6512c
3 changed files with 162 additions and 107 deletions
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105
mod/pubsub.php
View file

@ -42,117 +42,12 @@ function hub_return($valid, $body)
System::exit();
}
// when receiving an XML feed, always return OK
function hub_post_return()
{
throw new \Friendica\Network\HTTPException\OKException();
}
function pubsub_init(App $a)
{
$nick = ((DI::args()->getArgc() > 1) ? trim(DI::args()->getArgv()[1]) : '');
$contact_id = ((DI::args()->getArgc() > 2) ? intval(DI::args()->getArgv()[2]) : 0 );
if (DI::args()->getMethod() === App\Router::GET) {
$hub_mode = trim($_GET['hub_mode'] ?? '');
$hub_topic = trim($_GET['hub_topic'] ?? '');
$hub_challenge = trim($_GET['hub_challenge'] ?? '');
$hub_verify = trim($_GET['hub_verify_token'] ?? '');
Logger::notice('Subscription from ' . $_SERVER['REMOTE_ADDR'] . ' Mode: ' . $hub_mode . ' Nick: ' . $nick);
Logger::debug('Data: ', ['get' => $_GET]);
$subscribe = (($hub_mode === 'subscribe') ? 1 : 0);
$owner = DBA::selectFirst('user', ['uid'], ['nickname' => $nick, 'account_expired' => false, 'account_removed' => false]);
if (!DBA::isResult($owner)) {
Logger::notice('Local account not found: ' . $nick);
hub_return(false, '');
}
$condition = ['uid' => $owner['uid'], 'id' => $contact_id, 'blocked' => false, 'pending' => false];
if (!empty($hub_verify)) {
$condition['hub-verify'] = $hub_verify;
}
$contact = DBA::selectFirst('contact', ['id', 'poll'], $condition);
if (!DBA::isResult($contact)) {
Logger::notice('Contact ' . $contact_id . ' not found.');
hub_return(false, '');
}
if (!empty($hub_topic) && !Strings::compareLink($hub_topic, $contact['poll'])) {
Logger::notice('Hub topic ' . $hub_topic . ' != ' . $contact['poll']);
hub_return(false, '');
}
// We must initiate an unsubscribe request with a verify_token.
// Don't allow outsiders to unsubscribe us.
if (($hub_mode === 'unsubscribe') && empty($hub_verify)) {
Logger::notice('Bogus unsubscribe');
hub_return(false, '');
}
if (!empty($hub_mode)) {
Contact::update(['subhub' => $subscribe], ['id' => $contact['id']]);
Logger::notice($hub_mode . ' success for contact ' . $contact_id . '.');
}
hub_return(true, $hub_challenge);
}
}
function pubsub_post(App $a)
{
$xml = Network::postdata();
Logger::info('Feed arrived from ' . $_SERVER['REMOTE_ADDR'] . ' for ' . DI::args()->getCommand() . ' with user-agent: ' . $_SERVER['HTTP_USER_AGENT']);
Logger::debug('Data: ' . $xml);
$nick = ((DI::args()->getArgc() > 1) ? trim(DI::args()->getArgv()[1]) : '');
$contact_id = ((DI::args()->getArgc() > 2) ? intval(DI::args()->getArgv()[2]) : 0 );
$importer = DBA::selectFirst('user', [], ['nickname' => $nick, 'account_expired' => false, 'account_removed' => false]);
if (!DBA::isResult($importer)) {
hub_post_return();
}
$condition = ['id' => $contact_id, 'uid' => $importer['uid'], 'subhub' => true, 'blocked' => false];
$contact = DBA::selectFirst('contact', [], $condition);
if (!DBA::isResult($contact)) {
$author = OStatus::salmonAuthor($xml, $importer);
if (!empty($author['contact-id'])) {
$condition = ['id' => $author['contact-id'], 'uid' => $importer['uid'], 'subhub' => true, 'blocked' => false];
$contact = DBA::selectFirst('contact', [], $condition);
Logger::notice('No record for ' . $nick .' with contact id ' . $contact_id . ' - using '.$author['contact-id'].' instead.');
}
if (!DBA::isResult($contact)) {
Logger::notice('Contact ' . $author["author-link"] . ' (' . $contact_id . ') for user ' . $nick . " wasn't found - ignored. XML: " . $xml);
hub_post_return();
}
}
if (!empty($contact['gsid'])) {
GServer::setProtocol($contact['gsid'], Post\DeliveryData::OSTATUS);
}
if (!in_array($contact['rel'], [Contact::SHARING, Contact::FRIEND]) && ($contact['network'] != Protocol::FEED)) {
Logger::notice('Contact ' . $contact['id'] . ' is not expected to share with us - ignored.');
hub_post_return();
}
// We only import feeds from OStatus here
if (!in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::OSTATUS])) {
Logger::warning('Unexpected network', ['contact' => $contact]);
hub_post_return();
}
Logger::info('Import item for ' . $nick . ' from ' . $contact['nick'] . ' (' . $contact['id'] . ')');
$feedhub = '';
OStatus::import($xml, $importer, $contact, $feedhub);
hub_post_return();
}

159
src/Module/OStatus/PubSub.php Normal file
View file

@ -0,0 +1,159 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Module\OStatus;
use Friendica\App;
use Friendica\Core\L10n;
use Friendica\Core\Protocol;
use Friendica\Core\System;
use Friendica\Database\Database;
use Friendica\Model\Contact;
use Friendica\Model\GServer;
use Friendica\Model\Post;
use Friendica\Module\Response;
use Friendica\Network\HTTPException;
use Friendica\Protocol\OStatus;
use Friendica\Util\Network;
use Friendica\Util\Profiler;
use Friendica\Util\Strings;
use Psr\Log\LoggerInterface;
class PubSub extends \Friendica\BaseModule
{
/** @var Database */
private $database;
/** @var App\Request */
private $request;
public function __construct(App\Request $request, Database $database, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
{
parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
$this->database = $database;
$this->request = $request;
}
protected function post(array $request = [])
{
$xml = Network::postdata();
$this->logger->info('Feed arrived.', ['from' => $this->request->getRemoteAddress(), 'for' => $this->args->getCommand(), 'user-agent' => $this->server['HTTP_USER_AGENT']]);
$this->logger->debug('Data stream.', ['xml' => $xml]);
$nickname = $this->parameters['nickname'] ?? '';
$contact_id = $this->parameters['cid'] ?? 0;
$importer = $this->database->selectFirst('user', [], ['nickname' => $nickname, 'account_expired' => false, 'account_removed' => false]);
if (!$importer) {
throw new HTTPException\OKException();
}
$condition = ['id' => $contact_id, 'uid' => $importer['uid'], 'subhub' => true, 'blocked' => false];
$contact = $this->database->selectFirst('contact', [], $condition);
if (!$contact) {
$author = OStatus::salmonAuthor($xml, $importer);
if (!empty($author['contact-id'])) {
$condition = ['id' => $author['contact-id'], 'uid' => $importer['uid'], 'subhub' => true, 'blocked' => false];
$contact = $this->database->selectFirst('contact', [], $condition);
$this->logger->notice('No record found for nickname, using author entry instead.', ['nickname' => $nickname, 'contact-id' => $contact_id, 'author-contact-id' => $author['contact-id']]);
}
if (!$contact) {
$this->logger->notice("Contact wasn't found - ignored.", ['author-link' => $author['author-link'], 'contact-id' => $contact_id, 'nickname' => $nickname, 'xml' => $xml]);
throw new HTTPException\OKException();
}
}
if (!empty($contact['gsid'])) {
GServer::setProtocol($contact['gsid'], Post\DeliveryData::OSTATUS);
}
if (!in_array($contact['rel'], [Contact::SHARING, Contact::FRIEND]) && ($contact['network'] != Protocol::FEED)) {
$this->logger->notice('Contact is not expected to share with us - ignored.', ['contact-id' => $contact['id']]);
throw new HTTPException\OKException();
}
// We only import feeds from OStatus here
if (!in_array($contact['network'], [Protocol::ACTIVITYPUB, Protocol::OSTATUS])) {
$this->logger->warning('Unexpected network', ['contact' => $contact, 'network' => $contact['network']]);
throw new HTTPException\OKException();
}
$this->logger->info('Import item from Contact.', ['nickname' => $nickname, 'contact-nickname' => $contact['nick'], 'contact-id' => $contact['id']]);
$feedhub = '';
OStatus::import($xml, $importer, $contact, $feedhub);
throw new HTTPException\OKException();
}
protected function rawContent(array $request = [])
{
$nickname = $this->parameters['nickname'] ?? '';
$contact_id = $this->parameters['cid'] ?? 0;
$hub_mode = trim($request['hub_mode'] ?? '');
$hub_topic = trim($request['hub_topic'] ?? '');
$hub_challenge = trim($request['hub_challenge'] ?? '');
$hub_verify = trim($request['hub_verify_token'] ?? '');
$this->logger->notice('Subscription start.', ['from' => $this->request->getRemoteAddress(), 'mode' => $hub_mode, 'nickname' => $nickname]);
$this->logger->debug('Data: ', ['get' => $request]);
$owner = $this->database->selectFirst('user', ['uid'], ['nickname' => $nickname, 'account_expired' => false, 'account_removed' => false]);
if (!$owner) {
$this->logger->notice('Local account not found.', ['nickname' => $nickname]);
throw new HTTPException\NotFoundException();
}
$condition = ['uid' => $owner['uid'], 'id' => $contact_id, 'blocked' => false, 'pending' => false];
if (!empty($hub_verify)) {
$condition['hub-verify'] = $hub_verify;
}
$contact = $this->database->selectFirst('contact', ['id', 'poll'], $condition);
if (!$contact) {
$this->logger->notice('Contact not found.', ['contact' => $contact_id]);
throw new HTTPException\NotFoundException();
}
if (!empty($hub_topic) && !Strings::compareLink($hub_topic, $contact['poll'])) {
$this->logger->notice("Hub topic isn't valid for Contact.", ['hub_topic' => $hub_topic, 'contact_poll' => $contact['poll']]);
throw new HTTPException\NotFoundException();
}
// We must initiate an unsubscribe request with a verify_token.
// Don't allow outsiders to unsubscribe us.
if (($hub_mode === 'unsubscribe') && empty($hub_verify)) {
$this->logger->notice('Bogus unsubscribe');
throw new HTTPException\NotFoundException();
}
if (!empty($hub_mode)) {
Contact::update(['subhub' => $hub_mode === 'subscribe'], ['id' => $contact['id']]);
$this->logger->notice('Success for contact.', ['mode' => $hub_mode, 'contact' => $contact_id]);
}
System::httpExit($hub_challenge);
}
}

5
static/routes.config.php
View file

@ -569,8 +569,9 @@ return [
'/{sub1}/{sub2}/{url}' => [Module\Proxy::class, [R::GET]],
],
'/pubsubhubbub/{nickname}' => [Module\OStatus\PubSubHubBub::class, [ R::POST]],
'/salmon/{nickname}' => [Module\OStatus\Salmon::class, [ R::POST]],
'/pubsub/{nickname}/{cid:\d+}' => [Module\OStatus\PubSub::class, [R::GET, R::POST]],
'/pubsubhubbub/{nickname}' => [Module\OStatus\PubSubHubBub::class, [ R::POST]],
'/salmon/{nickname}' => [Module\OStatus\Salmon::class, [ R::POST]],
'/search' => [
'[/]' => [Module\Search\Index::class, [R::GET ]],