kohana文件上传

$config = jkit::$config->load('upload')->get('default');
        Upload::$default_directory= $config['directory'];//默认保存文件夹
        Upload::$remove_spaces=$config['remove_spaces'];//上传文件删除空格
        
        $file=$_FILES['ofile1'];
        $files = Validation::factory($_FILES);
        
        $files->rule('ofile1', 'Upload::not_empty')
            ->rule('ofile1', 'Upload::valid')
            ->rule('ofile1', 'Upload::size', array(':value', '1M'))
            ->rule('ofile1', 'Upload::type', array(':value', array('txt','xml','csv')));
        
    
        if ($files->check())
        {
            $file_path = Upload::save($file);
            if($file_path){
                //读取文件
                $file_data = $this->get_file_data($file['type'],$file_path);
                $this->response->jsonp(array('err'=>'ok','data'=>$file_data));
            }else{
                $this->response->jsonp(array('err'=>'upload.failed'));
            }
        }else{
            $this->response->jsonp(array('err'=>$files->errors('ofile1')));
        }