getMailing example

    public function initMailing($mailingID = null)
    {
        $mailing = $this->getMailing($mailingID);
        if (empty($mailing)) {
            return null;
        }
        $repository = $this->get('models')->getRepository(Shop::class);
        $shop = $repository->getActiveById($mailing['languageID']);
        if ($shop === null) {
            throw new ModelNotFoundException(Shop::class, $mailing['languageID']);
        }

        $this->Request()
            ->setHttpHost((string) $shop->getHost())