3 * @copyright Copyright (C) 2010-2021, 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;
32 public static function execute($pubsubpublish_id = 0)
34 if ($pubsubpublish_id == 0) {
38 self::publish($pubsubpublish_id);
41 private static function publish($id)
43 $subscriber = DBA::selectFirst('push_subscriber', [], ['id' => $id]);
44 if (!DBA::isResult($subscriber)) {
48 /// @todo Check server status with GServer::check()
49 // Before this can be done we need a way to safely detect the server url.
51 Logger::log("Generate feed of user " . $subscriber['nickname']. " to " . $subscriber['callback_url']. " - last updated " . $subscriber['last_update'], Logger::DEBUG);
53 $last_update = $subscriber['last_update'];
54 $params = OStatus::feed($subscriber['nickname'], $last_update);
60 $hmac_sig = hash_hmac("sha1", $params, $subscriber['secret']);
62 $headers = ["Content-type: application/atom+xml",
63 sprintf("Link: <%s>;rel=hub,<%s>;rel=self",
64 DI::baseUrl() . '/pubsubhubbub/' . $subscriber['nickname'],
65 $subscriber['topic']),
66 "X-Hub-Signature: sha1=" . $hmac_sig];
68 Logger::log('POST ' . print_r($headers, true) . "\n" . $params, Logger::DATA);
70 $postResult = DI::httpRequest()->post($subscriber['callback_url'], $params, $headers);
71 $ret = $postResult->getReturnCode();
73 if ($ret >= 200 && $ret <= 299) {
74 Logger::log('Successfully pushed to ' . $subscriber['callback_url']);
76 PushSubscriber::reset($subscriber['id'], $last_update);
78 Logger::log('Delivery error when pushing to ' . $subscriber['callback_url'] . ' HTTP: ' . $ret);
80 PushSubscriber::delay($subscriber['id']);