/**

     * 格式化参数格式化成url参数

     */

    public function ToUrl($arr)

    {

        $buff = "";

        foreach ($arr as $k => $v)

        {

            if($k != "sign" && $v != "" && !is_array($v)){

                $buff .= $k . "=" . $v . "&";

            }

        }

        $buff = trim($buff, "&");

        return $buff;

    }

        //将乱序的数组

        public function ToSign($arr,$key)

    {

        //签名步骤一：按字典序排序参数

        ksort($arr);

        $string = ToUrl($arr);

        //签名步骤二：在string后加入KEY

        $string = $string . "&key=".$key;

        //签名步骤三：MD5加密

        $string = md5($string);

        //签名步骤四：所有字符转为大写

//        $result1 = strtoupper($string);

        return $string;

    }

/**

     * 输出xml字符

     * @throws WxPayException

    **/

    public static function ToXml($arr)

    {

        if(!is_array($arr) || count($arr) <= 0)

        {

            echo '数据异常';

    }

        $xml = "<xml>";

        foreach ($arr as $key=>$val)

        {

            if (is_numeric($val)){

                $xml.="<".$key.">".$val."</".$key.">";

            }else{

                $xml.="<".$key."><![CDATA[".$val."]]></".$key.">";

            }

        }

        $xml.="</xml>";

        return $xml;

    }

/**

     * zll 生成唯一订单号

     */

    public function order_sn(){

        $str = "qyfk".uniqid();

        return $str;

    }

/**

     * zll 将信息提交到微信服务器,发起企业付款

     */

    public function qyzf_post($url,$xml,$config,$second=30){

        $ch = curl_init();

        curl_setopt($ch,CURLOPT_TIMEOUT,$second);

        curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);

        curl_setopt($ch,CURLOPT_URL,$url);

        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);

        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);

//        curl_setopt($ch,CURLOPT_SSLCERT,"/home/lizi/addons/grow/template/mobile/cash/apiclient_cert.pem");

//        curl_setopt($ch,CURLOPT_SSLKEY,"/home/lizi/addons/grow/template/mobile/cash/apiclient_key.pem");

        $str = 'D:/www/';//证书必须使用绝对路径,否则报错,错误貌似是52什么的

        curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');

        curl_setopt($ch,CURLOPT_SSLCERT,$str.trim($config['apiclient_cert'],'.'));

        curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');

        curl_setopt($ch,CURLOPT_SSLKEY,$str.trim($config['apiclient_key'],'.'));

        curl_setopt($ch,CURLOPT_POST, 1);

        curl_setopt($ch,CURLOPT_POSTFIELDS,$xml);

        $data = curl_exec($ch);

        if($data){

            curl_close($ch);

            return $data;

        }else{

            $error = curl_errno($ch);

            echo "call faild, errorCode:$error\n";

            curl_close($ch);

            return false;

        }

    }

/**

     * zll 企业付款

     */

    public function qiyezhifu($data){

        //解释amount为付款金额,单位分,貌似最低1元,desc为付款的描述(必填),ip就是服务器ip必填

        //$data = array('wxappid'=>14,'openid'=>'oRyzq0LrtuqKqQdH-FubBqcMuTi8-','amount'=>100,'desc'=>'提现奖励','ip'=>'123.207.19.254');

        //获取数据库的支付配置信息

        $config = get_pay_conf($data['wxappid']);

        if($config){

            //对必备参数进行有效性判断

            if(empty($config['appid']) || empty($config['shh']) || empty($config['partnerkey']) || empty($data['amount']) || empty($config['apiclient_cert']) || empty($config['apiclient_key'])){

                throw new Exception("支付配置中的appid或商户号或支付秘钥不能为空,或支付金额不能为空");

            }else{

                $da['mch_appid'] = $config['appid'];                //appid

                $da['mchid'] = $config['shh'];                        //商户号

                $da['nonce_str'] = $this->getStr(32);                //随机字符串

                $da['partner_trade_no'] = $this->order_sn();        //订单号,保持唯一性即可

                $da['openid'] = $data['openid'];                    //粉丝的openid

                $da['check_name'] = "NO_CHECK";                        //NO_CHECK：不校验真实姓名 FORCE_CHECK：强校验真实姓名（未实名认证的用户会校验失败，无法转账） OPTION_CHECK：针对已实名认证的用户才校验真实姓名（未实名认证用户不校验，可以转账成功）

                //$da['re_user_name'] = "";                            //收款用户真实姓名。 如果check_name设置为FORCE_CHECK或OPTION_CHECK，则必填用户真实姓名

                $da['amount'] = $data['amount'];                            //付款金额,单位分

                $da['desc'] = $data['desc'] ? $data['desc']:"提现奖励";                            //企业付款描述信息

                $da['spbill_create_ip'] = $data['ip'] ? $data['ip'] : "123.207.19.254";            //服务器ip

                $da['sign'] = $this->ToSign($da, $config['partnerkey']);//生成签名

                //$da['key'] = $config['partnerkey'];                    //支付秘钥

                //将数组转为xml

                $xml = $this->ToXml($da);

                $url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers';

                $this->qyzf_post($url,$xml,$config);

            }

        }else{

            return false;

        }

    }