app\controllers\TasksController::actionExportTasks PHP Method

    public function actionExportTasks()
    {
        if (isset($_POST['folder'])) {
            $tasks = Task::getList();
            $result = array();
            foreach ($tasks as $t) {
                $line = TaskManager::getTaskCrontabLine($t, $_POST['folder'], $_POST['php'], $_POST['file']);
                $result[] = nl2br($line);
            }
            echo json_encode($result);
        }
    }