From a1a0b6512cce9b23a899c11c3470d2557ef2b1e5 Mon Sep 17 00:00:00 2001 From: Hypolite Petovan Date: Thu, 10 Nov 2022 21:41:36 -0500 Subject: [PATCH] Create new OStatus\PubSub module class - Retain previous route /pubsub for backward compatibility --- mod/pubsub.php | 105 ---------------------- src/Module/OStatus/PubSub.php | 159 ++++++++++++++++++++++++++++++++++ static/routes.config.php | 5 +- 3 files changed, 162 insertions(+), 107 deletions(-) create mode 100644 src/Module/OStatus/PubSub.php diff --git a/mod/pubsub.php b/mod/pubsub.php index a740b7b81..7640efd07 100644 --- a/mod/pubsub.php +++ b/mod/pubsub.php @@ -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(); } diff --git a/src/Module/OStatus/PubSub.php b/src/Module/OStatus/PubSub.php new file mode 100644 index 000000000..c6305ec77 --- /dev/null +++ b/src/Module/OStatus/PubSub.php @@ -0,0 +1,159 @@ +. + * + */ + +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); + } +} diff --git a/static/routes.config.php b/static/routes.config.php index 00f147cc4..0e9ce965e 100644 --- a/static/routes.config.php +++ b/static/routes.config.php @@ -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 ]],