public function getopenid()
    {
        $APPID = 'wx1a8b582067ebb8a5';//自己配置
        $AppSecret = '08fb395003441b482583b218d306280b';//自己配置
        $file =file_get_contents("php://input");

        $code=json_decode($file,true);

        if (!$code) {
            $code =$code['code'];
        }

        if ($code['code']) {
 
            $url = "https://api.weixin.qq.com/sns/jscode2session?appid=$APPID&secret=$AppSecret&js_code=" . $code['code'] . "&grant_type=authorization_code";
            $rst = $this->http_get($url, TRUE);
            $lists = json_decode($rst, TRUE);
            //$is_dl 是否繫結手機號（1未繫結手機號 2繫結手機號）
 
            //$is_pwd 是否繫結提現密碼（1未繫結提現密碼 2繫結提現密碼）
            if ($lists['openid']) {
                $yhxx = M('user')->where(array('openid' => $lists['openid']))->find();
                if ($yhxx['id']) {
                    $lists1['login_time'] = time();
                    $lists1['openid'] = $lists['openid'];
 
//                    vendor("PHP.wxBizDataCrypt");
//                    $encryptedData =  I('encryptedData');
//
//                    $iv = I('iv');
//                    $pc=  new \WXBizDataCrypt($APPID, $lists['sign']);
//                   $errCode=$pc->decryptData($encryptedData,$iv,$code);
                    $aa1 = M('user')->where(array('openid' => $lists['openid'], 'is_xs' => 1))->save($lists1);
                    $aa = M('user')->where(array('id' => $yhxx['id']))->find();
                } else {
                    $lists1['login_time'] = time();
                    $lists1['last_time'] = time();
                    $lists1['addtime'] = time();
                    $lists1['openid'] = $lists['openid'];

                    //$lists1['session_key']=$lists['session_key'];

                    //設定推薦人
                    /*if($_POST['t_id']){
                     $lists1['t_id']=$_POST['t_id'];
                  }*/
                    if ($yhaa = M('user')->add($lists1)) {
                        $id=  M()->getLastInsID();
                        $aa = M('user')->where(array('id' => $id))->find();
                    }

                }
                if ($aa) {
                    $lists['phone'] = $aa['phone'];
                    $data = array("result" => '1', "message" => "登入成功！",'openid' => $lists['openid'],"id"=>$aa['id'],"is_dl"=>1); //組裝JSON
                    echo json_encode($data); //返回
                    die;
                } else {
                    $data = array("result" => '2', "message" => "系統繁忙,請重試!"); //組裝JSON
                    echo json_encode($data); //返回
                    die;
                }
            } else {
                $data = array("result" => '11', "message" => "系統繁忙,請重試！"); //組裝JSON
                echo json_encode($data); //返回
                die;
            }
        } else {
            $data = array("result" => '3', "message" => "引數有誤！", "code" => $code); //組裝JSON
            echo json_encode($data); //返回
            die;
        }
    }

    public function http_get($url, $ssl = FALSE)
    {
        $curl = curl_init();//啟動一個curl會話
        curl_setopt($curl, CURLOPT_URL, $url);//要訪問的地址
        if ($ssl) {
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0);//對認證證書檢查
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 1);//從證書中檢查ssl加密演算法是否存在
            curl_setopt($curl, CURLOPT_SSLVERSION, 4);
        }
        curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);//模擬使用者使用的瀏覽器
        curl_setopt($curl, CURLOPT_AUTOREFERER, 1);//自動設定referer
        curl_setopt($curl, CURLOPT_TIMEOUT, 30);//設定超時限制防止死迴圈
        curl_setopt($curl, CURLOPT_HEADER, 0);//顯示返回的header區域內容
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//獲取的資訊以檔案流的形式返回
        $tmpinfo = curl_exec($curl);//執行操作
        if (curl_errno($curl)) {
            var_dump(curl_error($curl));
            return FALSE;
        }
        curl_close($curl);//關閉會話
        return $tmpinfo;
    }