- public static function execute(string $cmd, int $post_uriid, int $contact_id, int $sender_uid = 0)
+ /**
+ * Deliver posts to other systems
+ *
+ * @param string $cmd
+ * @param integer $post_uriid
+ * @param integer $contact_id
+ * @param integer $sender_uid
+ * @return bool "false" on remote system error. "true" when delivery was successful or we shouldn't retry.
+ */
+ public static function deliver(string $cmd, int $post_uriid, int $contact_id, int $sender_uid = 0): bool