<?php

/**
 * Notes:企业付款到微信零钱
 * Created on: 2020/7/12 15:49
 * Created by: dengbw
 */
class Transfers
{
    private $app_id;
    private $wx_config_file; //配制文件地址

    public function __construct($param = array())
    {
        $this->app_id = $param['app_id'] ? $param['app_id'] : 1; //默认狸车
        switch ($this->app_id) {
            case 1://狸车
                $this->wx_config_file = 'liche_WxPay.Config.php';
                break;
            case 3://小红榜
                $this->wx_config_file = 'fy_WxPay.Config.php';
                break;
            default:
        }
    }

    public function wxPayConfig()
    {
        require_once APPPATH . "../home/third_party/WXconfig/" . $this->wx_config_file;
        $config = new WxPayConfig();
        return $config;
    }

    /**
     * Notes:企业付款到零钱
     * 接口介绍 https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay.php?chapter=14_2
     * Created on: 2020/7/12 18:03
     * Created by: dengbw
     * @param array $param
     * @return bool|mixed|SimpleXMLElement|string
     */
    public function sendMoney($param = array())
    {
        require_once APPPATH . "../home/third_party/WXconfig/" . $this->wx_config_file;
        $config = new WxPayConfig();
        $partner_trade_no = $param['partner_trade_no'] ? $param['partner_trade_no']
            : date('YmdHis') . rand(1000, 9999);//商户订单号
        $amount = (100) * $param['amount']; //发送的金额（分）目前发送金额不能少于1元
        $openid = $param['openid'];//发送人的 openid
        $desc = $param['desc'] ? $param['desc'] : '提现';//企业付款描述信息 (必填)
        $re_user_name = $param['re_user_name'] ? $param['re_user_name'] : '';//收款用户姓名 (选填)
        $data = array(
            'mch_appid' => $config::APPID,//商户账号appid
            'mchid' => $config::MCHID,//商户号
            'nonce_str' => $this->createNoncestr(),//随机字符串
            'partner_trade_no' => $partner_trade_no,//商户订单号
            'openid' => $openid,//用户openid
            'check_name' => 'NO_CHECK',//校验用户姓名选项,
            're_user_name' => $re_user_name,//收款用户姓名
            'amount' => $amount,//金额
            'desc' => $desc,//企业付款描述信息
            'spbill_create_ip' => $_SERVER['REMOTE_ADDR'],//Ip地址
        );
        //生成签名算法
        $secrect_key = $config::KEY;///这个就是个API密码。MD5 32位。
        $data = array_filter($data);
        ksort($data);
        $str = '';
        foreach ($data as $k => $v) {
            $str .= $k . '=' . $v . '&';
        }
        $str .= 'key=' . $secrect_key;
        $data['sign'] = md5($str);
        //生成签名算法
        $xml = $this->arraytoxml($data);
        $url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers'; //调用接口
        $res = $this->curl_post_ssl($url, $xml, $config);
        $return = $this->xmltoarray($res);
        return $return;
        print_r($return);
        //返回来的结果
        // [return_code] => SUCCESS [return_msg] => Array ( ) [mch_appid] => wxd44be6876gg73 [mchid] => 76775512 [nonce_str] => 616615516 [result_code] => SUCCESS [partner_trade_no] => 20186505080216815
        // [payment_no] => 1000018361251805057502564679 [payment_time] => 2018-05-15 15:29:50
        $responseObj = simplexml_load_string($res, 'SimpleXMLElement', LIBXML_NOCDATA);
        echo $res = $responseObj->return_code;  //SUCCESS  如果返回来SUCCESS,则发生成功，处理自己的逻辑
        return $res;
    }

    /**
     * [xmltoarray xml格式转换为数组]
     * @param  [type] $xml [xml]
     * @return [type]      [xml 转化为array]
     */
    public function xmltoarray($xml)
    {
        //禁止引用外部xml实体
        libxml_disable_entity_loader(true);
        $xmlstring = simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA);
        $val = json_decode(json_encode($xmlstring), true);
        return $val;
    }

    /**
     * [arraytoxml 将数组转换成xml格式（简单方法）:]
     * @param  [type] $data [数组]
     * @return [type]       [array 转 xml]
     */
    public function arraytoxml($data)
    {
        $str = '<xml>';
        foreach ($data as $k => $v) {
            $str .= '<' . $k . '>' . $v . '</' . $k . '>';
        }
        $str .= '</xml>';
        return $str;
    }

    /**
     * [createNoncestr 生成随机字符串]
     * @param integer $length [长度]
     * @return [type]          [字母大小写加数字]
     */
    public function createNoncestr($length = 32)
    {
        $chars = "ABCDEFGHIJKLMNOPQRSTUVWXYabcdefghijklmnopqrstuvwxyz0123456789";
        $str = "";
        for ($i = 0; $i < $length; $i++) {
            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
        }
        return $str;
    }

    /**
     * [curl_post_ssl 发送curl_post数据]
     * @param  [type]  $url     [发送地址]
     * @param  [type]  $xmldata [发送文件格式]
     * @param  [type]  $second [设置执行最长秒数]
     * @param  [type]  $aHeader [设置头部]
     * @return [type]           [description]
     */
    function curl_post_ssl($url, $vars, $config, $second = 30, $aHeader = array())
    {
        //设置证书位置
        $sslCertPath = $config::SSLCERT_PATH;
        $sslKeyPath = $config::SSLKEY_PATH;
        $ch = curl_init();//初始化curl
        curl_setopt($ch, CURLOPT_TIMEOUT, $second);//设置执行最长秒数
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上
        curl_setopt($ch, CURLOPT_URL, $url);//抓取指定网页
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);// 终止从服务端进行验证
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);//
        curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'PEM');//证书类型
        curl_setopt($ch, CURLOPT_SSLCERT, $sslCertPath);//证书位置
        curl_setopt($ch, CURLOPT_SSLKEYTYPE, 'PEM');//CURLOPT_SSLKEY中规定的私钥的加密类型
        curl_setopt($ch, CURLOPT_SSLKEY, $sslKeyPath);//证书位置
        //curl_setopt($ch, CURLOPT_CAINFO, 'PEM');
        //curl_setopt($ch, CURLOPT_CAINFO, $isdir . 'rootca.pem');
        if (count($aHeader) >= 1) {
            curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);//设置头部
        }
        curl_setopt($ch, CURLOPT_POST, 1);//post提交方式
        curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);//全部数据使用HTTP协议中的"POST"操作来发送
        $data = curl_exec($ch);//执行回话
        if ($data) {
            curl_close($ch);
            return $data;
        } else {
            $error = curl_errno($ch);
            echo "call faild, errorCode:$error\n";
            curl_close($ch);
            return false;
        }
    }
}

?>