3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
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.
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.
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/>.
22 namespace Friendica\Worker;
24 use Friendica\Core\Logger;
25 use Friendica\Database\DBA;
27 use Friendica\Model\PushSubscriber;
28 use Friendica\Protocol\OStatus;
33 * Publishes subscriber id
35 * @param int $pubsubpublish_id Push subscriber id
38 public static function execute(int $pubsubpublish_id = 0)
40 if ($pubsubpublish_id == 0) {
44 self::publish($pubsubpublish_id);
48 * Publishes push subscriber
50 * @param int $id Push subscriber id
53 private static function publish(int $id)
55 $subscriber = DBA::selectFirst('push_subscriber', [], ['id' => $id]);
56 if (!DBA::isResult($subscriber)) {
60 /// @todo Check server status with GServer::check()
61 // Before this can be done we need a way to safely detect the server url.
63 Logger::info('Generate feed of user ' . $subscriber['nickname'] . ' to ' . $subscriber['callback_url'] . ' - last updated ' . $subscriber['last_update']);
65 $last_update = $subscriber['last_update'];
66 $params = OStatus::feed($subscriber['nickname'], $last_update);
72 $hmac_sig = hash_hmac('sha1', $params, $subscriber['secret']);
75 'Content-type' => 'application/atom+xml',
76 'Link' => sprintf('<%s>;rel=hub,<%s>;rel=self',
77 DI::baseUrl() . '/pubsubhubbub/' . $subscriber['nickname'],
78 $subscriber['topic']),
79 'X-Hub-Signature' => 'sha1=' . $hmac_sig];
81 Logger::debug('POST', ['headers' => $headers, 'params' => $params]);
83 $postResult = DI::httpClient()->post($subscriber['callback_url'], $params, $headers);
84 $ret = $postResult->getReturnCode();
86 if ($ret >= 200 && $ret <= 299) {
87 Logger::info('Successfully pushed to ' . $subscriber['callback_url']);
89 PushSubscriber::reset($subscriber['id'], $last_update);
91 Logger::notice('Delivery error when pushing to ' . $subscriber['callback_url'] . ' HTTP: ' . $ret);
93 PushSubscriber::delay($subscriber['id']);