TinkPHP5.1文件上传至阿里云对象存储

//阿里云OSS配置'
alioss' =>[    
    'AccessKeyID'=> 'AccessKey ID',
    'AccessKeySecret'=> 'Access Key Secret',    
    'EndPoint'   => '外网访问地域节点',    
    'Bucket'     => 'Bucket 名称',
    'ossUrl' =>'https://www.baidu.com'
],
//在项目的根目录运行composer require aliyuncs/oss-sdk-php，或者在composer.json文件中添加如下依赖关系。
"require": {
    "aliyuncs/oss-sdk-php": "~2.4"
}
//使用方法
<?php
namespace app\admin\controller;

use think\Controller;
use OSS\OssClient;
use OSS\Core\OssException;
use think\Db;

class Upload extends Controller
{
   
    
    /**
     * 调用阿里云OSS SDK
     */
    public static function upload()
    {
        $file = request()->file('file');
        try {
            $KeyId = config('web.oss.KeyId');
            $KeySecret = config('web.oss.KeySecret');
            $EndPoint = config('web.oss.EndPoint');
            $Bucket = config('web.oss.Bucket');
            $ossUrl = config('web.oss.ossUrl');
            //实例化
            $ossClient = new OssClient($KeyId, $KeySecret, $EndPoint);
            //获取文件类型
            $ext = pathinfo($file->getInfo()['name'], PATHINFO_EXTENSION);
            if(in_array($ext,['jpg','png','jpeg','gif'])){
                $dirName = 'images';
            }elseif (in_array($ext,['mp4','rmvb','avi','mkv'])){
                $dirName = 'video';
            }elseif(in_array($ext,['mp3','wma','m4a','acc'])){
                $dirName = 'audio';
            }else{
                $dirName = 'file';
            }
            $fileName = str_replace('.'.$ext,'',$file->getInfo()['name']);
            $filePath ='uploads/'.$dirName.'/'.sha1(date('YmdHis', time()) . uniqid()) . '.' . $ext;
            //执行阿里云上传
            $ossClient->uploadFile($Bucket, $filePath, $file->getInfo()['tmp_name']);
            $url = $ossUrl.'/'.$filePath;
            return ['code'=>201,'msg'=>'ok','url'=>$url];
        } catch (OssException $e) {
            return ['code'=>404,'msg'=>$e->getMessage()];
        }
    }
}