PHP上傳圖片至OSS

<?php
USE OSSOssClient;
USE OSSCoreOssException;
require "OssUpload/autoload.php";
Class AliUpload{
 public function __construct(){
 $this->init();




 }
 public function init(){
 $CI = &get_instance();
 $CI->config->load('oss', TRUE);
 $config = $CI->config->item('oss','oss'); //加載oss配置
 $this->Access_Key = $config['accessKeyId'];
 $this->Secret_Key = $config['accessKeySecret'];
 $this->bucket = $config['bucketName'];
 $this->endpoint = $config['endpoint'];
 }
 /**
 * 上傳接口
 * @Author
 * @DateTime 2017-03-08
 * @param string $bucket bucket name
 * @param string $object object name
 * @param string $file local file path
 * @param array $options
 * @throws OssException [文件類型]
 */
 public function upload($dst,$src){
 //獲取對象
 $auth = new OssClient($this->Access_Key,$this->Secret_Key,$this->endpoint);
 try {
 //上傳圖片
 $result = $auth->uploadFile($this->bucket,$dst,$src);
 return $result['info']['url'];
 } catch (OssException $e) {
 return $e->getMessage();
 }
 }
 /**
 * @Author
 * @DateTime 2018-03-08
 * @return [type] [description]
 */
 public function uploadVideo($dst,$src){
 $ossClient = new OssClient($this->Access_Key,$this->Secret_Key,$this->endpoint);
 try{
 $result = $ossClient->multiuploadFile($this->bucket,$dst,$src);
 return $result['info']['url'];
 } catch(OssException $e) {
 printf(__FUNCTION__ . ": FAILED




");
 printf($e->getMessage() . "
");
 return;
 }
 print(__FUNCTION__ . ": OK" . "
");
 }
}

/**
 * 上傳圖片
 * @Author
 * @DateTime 2018-03-10
 * @return [json] [圖片url]
 */
 public function uploadImg(){
 $scr = $_FILES['file']['tmp_name'];
 $ext = substr($_FILES['file']['name'],strrpos($_FILES['file']['name'],'.')+1); // 上傳文件後綴
 $dst = md5(time()).'-'.$scr.'.'.$ext; //上傳文件名稱
 $this->load->library('AliUpload');
 $url = $this->aliupload->upload($dst,$scr);
 $data = array('url' =>$url);
 $this->response(0,'上傳成功',$data);
 }