static function generateDeliveryForNewsletter($node)
 {
     // TODO: Should use a different method / datatype
     // Better with string
     $data_map = $node->DataMap();
     $status = $data_map['status'];
     $status->fromString("in progress");
     $status->store();
     $subscribers = jajNewsletterSubscription::fetchUniqueForNewsletterId($node->ID, false);
     $result = 0;
     foreach ($subscribers as $subscription) {
         $row = array("contentobject_id" => $node->ID, "uuid" => $subscription['uuid'], "email" => $subscription['email'], "state" => "pending", "created" => time());
         $delivery = new jajNewsletterDelivery($row);
         $delivery->store();
         $result += 1;
     }
     return $result;
 }