New worker job for deliveries without a worker

src/Worker/Cron.php

@@ -95,6 +95,9 @@ class Cron
 			// Clear cache entries
 			Worker::add(PRIORITY_LOW, 'ClearCache');
 
+			// Requeue posts from the post delivery entries
+			Worker::add(PRIORITY_MEDIUM, 'RequeuePosts');
+
 			DI::config()->set('system', 'last_cron_hourly', time());
 		}
 

src/Worker/RequeuePosts.php

@@ -0,0 +1,44 @@
+<?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\Worker;
+
+use Friendica\Core\Logger;
+use Friendica\Core\Worker;
+use Friendica\Database\DBA;
+
+/**
+ * Requeue posts that are stuck in the post-delivery table without a matching delivery job.
+ * This should not happen in regular situations, this is a precaution.
+ */
+class RequeuePosts
+{
+	public static function execute()
+	{
+		$deliveries = DBA::p("SELECT `item-uri`.`uri` AS `inbox` FROM `post-delivery` INNER JOIN `item-uri` ON `item-uri`.`id` = `post-delivery`.`inbox-id` GROUP BY `inbox`");
+		while ($delivery = DBA::fetch($deliveries)) {
+        	if (Worker::add(PRIORITY_HIGH, 'APDelivery', '', 0, $delivery['inbox'], 0)) {
+				Logger::info('Missing APDelivery worker added for inbox', ['inbox' => $delivery['inbox']]);
+			}
+		}
+		DBA::close($deliveries);
+	}
+}