lajax\translatemanager\controllers\actions\ExportAction::run PHP Method

    public function run()
    {
        /** @var Module $module */
        $module = $this->controller->module;
        $model = new ExportForm(['format' => $module->defaultExportFormat]);
        if ($model->load(Yii::$app->request->post())) {
            $fileName = Yii::t('language', 'translations') . '.' . $model->format;
            Yii::$app->response->format = $model->format;
            Yii::$app->response->formatters = [Response::FORMAT_XML => ['class' => XmlResponseFormatter::className(), 'rootTag' => 'translations'], Response::FORMAT_JSON => ['class' => JsonResponseFormatter::className()]];
            Yii::$app->response->setDownloadHeaders($fileName);
            return $model->getExportData();
        } else {
            if (empty($model->languages)) {
                $model->exportLanguages = $model->getDefaultExportLanguages($module->defaultExportStatus);
            }
            return $this->controller->render('export', ['model' => $model]);
        }
    }