Yii2.0使用阿里云OSS的SDK上传图片、下载、删除图片示例

composer require aliyuncs/oss-sdk-php

<?php/** * @Author: Marte * @Date:  2017-09-04 11:31:20 * @Last Modified by:  Marte * @Last Modified time: 2017-09-06 16:19:28 */namespace common/components;use Yii;use yii/base/Component;use OSS/OssClient;use OSS/Croe/OssException;class Aliyunoss extends Component{  public static $oss;  public function __construct()  {    parent::__construct();    $accessKeyId = Yii::$app->params['oss']['accessKeyId'];         //获取阿里云oss的accessKeyId    $accessKeySecret = Yii::$app->params['oss']['accessKeySecret'];     //获取阿里云oss的accessKeySecret    $endpoint = Yii::$app->params['oss']['endPoint'];            //获取阿里云oss的endPoint    self::$oss = new OssClient($accessKeyId, $accessKeySecret, $endpoint); //实例化OssClient对象  }  /**   * 使用阿里云oss上传文件   * @param $object  保存到阿里云oss的文件名   * @param $filepath 文件在本地的绝对路径   * @return bool   上传是否成功   */  public function upload($object, $filepath)  {    // $res = false;    $bucket = Yii::$app->params['oss']['bucket']; //获取阿里云oss的bucket    $result=array();    try{      $getOssInfo=self::$oss->uploadFile($bucket, $object, $filepath);      $result['url'] = $getOssInfo['info']['url'];      if($getOssInfo['info']['url']){        @unlink(substr($_path, 1));      }    }catch(OssException $e){      var_dump($e);      return;    };    $url=$result['url'];    return $url;    // var_dump("$url");die();   //   $res = true;    //   return $url;  }  /**   * 删除指定文件   * @param $object 被删除的文件名   * @return bool  删除是否成功   */  public function delete($object)  {    $res = false;    $bucket = Yii::$app->params['oss']['bucket'];  //获取阿里云oss的bucket    if (self::$oss->deleteObject($bucket, $object)){    //调用deleteObject方法把服务器文件上传到阿里云oss      $res = true;    }    return $res;  }//测试  public function test(){    echo 123;    echo "success";  }}

  'Aliyunoss' => [    'class' => 'common/components/Aliyunoss',   ],

'oss' =>[                     //阿里云OSS    'ossServer' => 'oss-cn-   .aliyuncs.com', //服务器外网地址，    'ossServerInternal' => 'oss-cn-   .aliyuncs.com', //服务器内网地址    'accessKeyId'=>'    ',    'accessKeySecret'=>'     ',    'bucket' => '    ',    'endPoint' => '     ',  ],

//阿里云OSS执行use common/components/Aliyunoss;

 public function actionAdd(){    $img_banner = trim($_FILES['vend_banner']['name']);    $img_banner = explode('.',$img_banner);    $imgs_banner = $img_banner[1];    $img_banner = date('YmdHis').mt_rand(100,1000).md5($img_banner[0]);    //文件重命名    $vend_banners = "./images/upload/".$img_banner.'.'.$imgs_banner;     $vend_banner = $img_banner.'.'.$imgs_banner;        $uploadPath = dirname(dirname(__FILE__)).'/web/images/upload/'; // 取得临时文件路径      if (!file_exists($uploadPath)) {        @mkdir($uploadPath, 0777, true);      }    $file_Path_vend_banner = $uploadPath.$vend_banner;    $filepath_vend_banner=str_replace("//", "/",$file_Path_vend_banner);//绝对路径，上传第二个参数    $object_vend_banner="data/Company/".$vend_banner;      //拼接存储路径和文件名称，上传第一个参数    if(is_uploaded_file($_FILES['vend_banner']['tmp_name'])){ //判断是否post上传      if(!move_uploaded_file($_FILES['vend_banner']['tmp_name'],$vend_banners)){        //移动到临时目录里        echo 'banner上传失败';exit();      }    }    $vend_banner_url = Yii::$app->Aliyunoss->upload($object_vend_banner,$filepath_vend_banner);     //调用新建的文件，执行OSS上传，返回的是上传到阿里云的OSS文件路径，打印出来是：    //string(116) "http:// ******.oss-cn-******.aliyuncs.com/data/Company/20170908124236303cc17c30cd111c7215fc8f51f8790e0e1.jpg"       

$oss_url=$data2[0]['vend_banner'];//只要（上传时候的）图片名，$object="data/Company/".$oss_url; //将你阿里云的存储路径+图片名=组成数据$is_del = Yii::$app->Aliyunoss->delete($object);//删除指定的图片，返回true,否则返回false