Backend\Modules\Extensions\Actions\UploadModule::execute PHP Метод

    public function execute()
    {
        // call parent, this will probably add some general CSS/JS or other required files
        parent::execute();
        // zip extension is required for module upload
        if (!extension_loaded('zlib')) {
            $this->tpl->assign('zlibIsMissing', true);
        }
        if (!$this->isWritable()) {
            // we need write rights to upload files
            $this->tpl->assign('notWritable', true);
        } else {
            // everything allright, we can upload
            $this->loadForm();
            $this->validateForm();
            $this->parse();
        }
        // display the page
        $this->display();
    }