Admin_TranslationController::importAction PHP Метод

    public function importAction()
    {
        $this->checkPermission("translations");
        $admin = $this->getParam("admin");
        $merge = $this->getParam("merge");
        $tmpFile = $_FILES["Filedata"]["tmp_name"];
        $overwrite = $merge ? false : true;
        if ($admin) {
            $delta = Translation\Admin::importTranslationsFromFile($tmpFile, $overwrite, Tool\Admin::getLanguages());
        } else {
            $delta = Translation\Website::importTranslationsFromFile($tmpFile, $overwrite, $this->getUser()->getAllowedLanguagesForEditingWebsiteTranslations());
        }
        $result = ["success" => true];
        if ($merge) {
            $enrichedDelta = [];
            foreach ($delta as $item) {
                $lg = $item["lg"];
                $item["lgname"] = \Zend_Locale::getTranslation($lg, "language");
                $item["icon"] = "/admin/misc/get-language-flag?language=" . $lg;
                $item["current"] = $item["text"];
                $enrichedDelta[] = $item;
            }
            $result["delta"] = base64_encode(json_encode($enrichedDelta));
        }
        $this->_helper->json($result, false);
        // set content-type to text/html, otherwise (when application/json is sent) chrome will complain in
        // Ext.form.Action.Submit and mark the submission as failed
        $this->getResponse()->setHeader("Content-Type", "text/html");
    }