ticketModel = new TicketModel(); $this->eventModel = new EventModel(); $this->view = $view; } public function buyTicket() { $userId = $_POST['userId']; $eventId = $_POST['eventId']; $gueltigkeitsdatum = $_POST['gueltigkeitsdatum']; $values = array("userId" => $userId, "eventId" => $eventId, "gueltigkeitsdatum" => $gueltigkeitsdatum); $this->ticketModel->buyTicket($values); $event = $this->eventModel->getEvent($eventId); $this->view->setVars([ "event" => $event[0] ] ); } private function hasTicket($userId, $eventId, $gueltigkeitsdatum) { } }