public function AddNews(){
$data = Request::instance()->param();
//接收文件
$file = request()->file('img');
//上传
$info = $file->move(ROOT_PATH . 'public' . DS . 'static' . DS . 'uploads');
if($info){
//获取文件名字
$path = $info->getSaveName();
//拼接一下图片绝对路径
$last_path = ROOT_PATH . 'public' . DS . 'static' . DS . 'uploads'.DS.$path;
}else{
$path = null;
$last_path = null;
}

    if($last\_path){  
        //打开原图  
        $image = \\think\\Image::open($last\_path);  
        //生成缩略图  
        $thumb\_path = rand().'.jpg';  
        $image->thumb(10, 10)->save(ROOT\_PATH . 'public' . DS . 'static' . DS .'thumb'.DS.$thumb\_path);

    }

    if($last\_path){  
        //打开图片  
        $image = \\think\\Image::open($last\_path);  
        //生成水印  
        $water\_path = ROOT\_PATH . 'public' . DS . 'static' . DS .'waters'.DS.rand().'.jpg';  
        $image->text('刘桂池',ROOT\_PATH . 'public' . DS .'ttf'.DS.'fangzheng.ttf',20,'#00000')->save($water\_path);  
    }

    //拼接数据入库  
    $arr\['title'\] = $data\['title'\];  
    $arr\['t\_name'\] = $data\['t\_name'\];  
    $arr\['img'\] = $path;  
    $arr\['content'\] = $data\['news\_content'\];  
    $arr\['thumb'\] = empty($thumb\_path)? null : $thumb\_path;

    if(Db::table('d13')->insert($arr)){  
        echo "成功";  
    }else{  
        echo "失败";  
    }

}