/**
     * 处理图片上传oss
     * @param array $imgUrlArr
     * @return array|bool
     */
    public static function saveOssImg($imgUrlArr = []){
        if(!$imgUrlArr) return false;
        $newUrlArr = [];
        $targetDir = 'images/'.self::getRandomString(2);
        foreach($imgUrlArr as $k=>$v){
            //如果已经上传oss过,则返回
            if(strpos($v, 's1.zhongguomayun.com')!==false) return false;
            $newUrl = '';
            try{
                $imgName = time().rand(1,999).'.'.self::getSuffix($v);
                $targetName = $targetDir.'/'.$imgName;
                $newUrl = config('app.upload_url').$targetName;
                $client =new Client();
                $data = $client->request('get',$v)->getBody()->getContents();
                Storage::disk('local')->put($imgName,$data);
                OSS::publicUpload(config('app.oss_bucket'),$targetName,storage_path('app/'.$imgName));
                unlink(storage_path('app/'.$imgName));
            }catch (RequestException $e){
            }
            $newUrlArr[] = $newUrl;
        }
        return $newUrlArr;
    }