Yii框架 上传图片接口

public static function curl_post($url, $data) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        // 我们在POST数据哦！
        curl_setopt($ch, CURLOPT_POST, 1);
        // 把post的变量加上
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
    }

    /*上传图片接口测试*/
    public function actionMypic(){
        //‘pic‘    =>    ‘@‘.realpath(‘./mypic.png‘).‘;type=image/png‘
        $file = realpath(mb_convert_encoding(‘/data/www/en/protected/controllers/test.jpg‘,‘GBK‘,‘utf8‘));   
        $file = realpath(‘/data/www/en/protected/controllers/test.jpg‘); //要上传的文件 
        $key=md5("mypic"."lcc");
        $post_data = array (
            "news_key" => $key,
            "news_name"=>"mypic",
            // 要上传的本地文件地址
            "uploads" => ‘@‘.$file
        );
        $re = self::curl_post2("testmetal.smm.cn/interface/smm_news_pic_add_industry/", $post_data);
        echo ‘<pre>‘;
        print_r($re) ;     
    }

    /*
     * 上传图片接口
     * 从行业库上传图片到本地服务器
     * 2015-06-19 lcc
     */   
    public function actionSmm_news_pic_add_industry()
    {
        if($_POST){
            //print_r($_POST);die();
            $key=md5($_POST[‘news_name‘]."lcc");
            $news_key=$_POST[‘news_key‘];
            if($key!=$news_key){
                echo ‘false‘;
            }
            $image = CUploadedFile::getInstanceByName(‘uploads‘);
            $dir=Yii::getPathOfAlias(‘webroot‘).‘/Upload/lcc/‘;//上传目录          
            $name = $dir.‘lcc_‘.time().‘.‘.$image->getExtensionName(); //文件名绝对路径 
            $status = $image->saveAs($name,true); //保存文件
            if ($status) {
                echo $name;            
            }else {
                echo ‘false‘;
            }
        }else{
            echo ‘false‘;
        }        
    }