96 lines
2.8 KiB
PHP
96 lines
2.8 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2023, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Worker;
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use Friendica\Core\Logger;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Model\PushSubscriber;
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use Friendica\Protocol\OStatus;
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class PubSubPublish
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{
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/**
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* Publishes subscriber id
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*
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* @param int $pubsubpublish_id Push subscriber id
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* @return void
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*/
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public static function execute(int $pubsubpublish_id = 0)
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{
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if ($pubsubpublish_id == 0) {
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return;
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}
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self::publish($pubsubpublish_id);
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}
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/**
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* Publishes push subscriber
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*
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* @param int $id Push subscriber id
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* @return void
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*/
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private static function publish(int $id)
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{
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$subscriber = DBA::selectFirst('push_subscriber', [], ['id' => $id]);
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if (!DBA::isResult($subscriber)) {
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return;
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}
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/// @todo Check server status with GServer::check()
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// Before this can be done we need a way to safely detect the server url.
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Logger::info('Generate feed of user ' . $subscriber['nickname'] . ' to ' . $subscriber['callback_url'] . ' - last updated ' . $subscriber['last_update']);
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$last_update = $subscriber['last_update'];
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$params = OStatus::feed($subscriber['nickname'], $last_update);
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if (!$params) {
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return;
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}
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$hmac_sig = hash_hmac('sha1', $params, $subscriber['secret']);
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$headers = [
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'Content-type' => 'application/atom+xml',
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'Link' => sprintf('<%s>;rel=hub,<%s>;rel=self',
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DI::baseUrl() . '/pubsubhubbub/' . $subscriber['nickname'],
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$subscriber['topic']),
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'X-Hub-Signature' => 'sha1=' . $hmac_sig];
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Logger::debug('POST', ['headers' => $headers, 'params' => $params]);
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$postResult = DI::httpClient()->post($subscriber['callback_url'], $params, $headers);
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$ret = $postResult->getReturnCode();
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if ($ret >= 200 && $ret <= 299) {
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Logger::info('Successfully pushed to ' . $subscriber['callback_url']);
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PushSubscriber::reset($subscriber['id'], $last_update);
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} else {
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Logger::notice('Delivery error when pushing to ' . $subscriber['callback_url'] . ' HTTP: ' . $ret);
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PushSubscriber::delay($subscriber['id']);
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}
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}
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}
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