/**
* @Author: 小尤
* @Date: 2017-08-30
* @note: 公众号发红包,企业付款类
* @from: CSDN博客(江南极客:http://blog.csdn.net/sinat_35861727?viewmode=contents)
*/
class WxRedpack{
/**
* 默认支付参数配置
* @var array
*/
private $config = array(
'wxappid' => 'xxxxxxxxxxxxxx',
'mch_id' => 'xxxxxxxx',
'pay_apikey' => 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx',
'api_cert' => './apiclient_key.pem',
'api_key' => './apiclient_key.pem'
);
public function __construct($config = array()){
$this->config = array_merge($this->config,$config);
}
/**
* 使用 $this->name=$value 配置参数
* @param string $name 配置名称
* @param string $value 配置值
*/
public function __set($name,$value){
if(isset($this->config[$name])) {
$this->config[$name]= $value;
}
}
/**
* 使用 $this->name 获取配置
* @param string $name 配置名称
* @return multitype 配置值
*/
public function __get($name) {
return $this->config[$name];
}
public function __isset($name){
return isset($this->config[$name]);
}
//----------------------------------------------------------重点看这里---------------------------------------------------------
/**
* 公众号发红包
* @param string $openid 用户openID
* @param string $money 金额
* @param string $trade_no 订单编号
* @param string $act_name 活动名称
* @return multitype 支付结果
*/
public function sendredpack($openid,$money,$trade_no,$act_name){
$config = $this->config;
$data = array(
'nonce_str' => self::getNonceStr(),
'mch_billno' => $trade_no,
'mch_id' => $config['mch_id'],
'wxappid' => $config['wxappid'],
'send_name' => '江南极客',
're_openid' => $openid,
'total_amount' => $money * 100, //付款金额单位为分
'total_num' => 1,
'wishing' => '祝您天天开心！',
'client_ip' => self::getip(),
'act_name' => $act_name,
'remark' => 'From 江南极客'
);
$data['sign']= self::makeSign($data);
//构造XML数据
$xmldata = self::array2xml($data);
$url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack';
//发送post请求
$res = self::curl_post_ssl($url, $xmldata);
if(!$res){
return array('status'=>0, 'msg'=>"Can't connect the server" );
}
// 这句file_put_contents是用来查看服务器返回的结果 测试完可以删除了
//file_put_contents('./log.txt',$res,FILE_APPEND);
$content = self::xml2array($res);
if(strval($content['return_code'])== 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['return_msg']));
}
if(strval($content['result_code'])== 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['err_code']).':'.strval($content['err_code_des']));
}
return $content;
}
/**
* 公众号企业支付
* @param string $openid 用户openID
* @param string $money 金额
* @param string $trade_no 订单编号
* @param string $desc 付款操作说明信息(比如:提现)
* @return string 支付结果
*/
public function mchpay($openid,$money,$trade_no,$desc){
$config = $this->config;
$data = array(
'mch_appid' => $config['wxappid'],
'mchid' => $config['mch_id'],
'nonce_str' => self::getNonceStr(),
'partner_trade_no' => $trade_no,
'openid' => $openid,
'check_name'=> 'NO_CHECK', //OPTION_CHECK不强制校验真实姓名, FORCE_CHECK：强制 NO_CHECK：
'amount' => $money * 100, //付款金额单位为分
'desc' => $desc,
'spbill_create_ip' => self::getip()
);
//生成签名
$data['sign']= self::makeSign($data);
//return $config;
//构造XML数据
$xmldata = self::array2xml($data);
$url = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers';
//发送post请求
$res = self::curl_post_ssl($url, $xmldata);
if(!$res){
return array('status'=>0, 'msg'=>"Can't connect the server" );
}
// 这句file_put_contents是用来查看服务器返回的结果 测试完可以删除了
//file_put_contents('./log1.txt',$res,FILE_APPEND);
//付款结果分析
$content = self::xml2array($res);
if(strval($content['return_code'])== 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['return_msg']));
}
if(strval($content['result_code'])== 'FAIL'){
return array('status'=>0, 'msg'=>strval($content['err_code']).':'.strval($content['err_code_des']));
}
return $content;
}
//-------------------------------------------------------------------------------------------------------------------------------
/**
* 将一个数组转换为 XML 结构的字符串
* @param array $arr 要转换的数组
* @param int $level 节点层级, 1 为 Root.
* @return string XML 结构的字符串
*/
protected function array2xml($arr, $level = 1) {
$s = $level == 1 ? "" : '';
foreach($arr as $tagname => $value) {
if (is_numeric($tagname)) {
$tagname = $value['TagName'];
unset($value['TagName']);
}
if(!is_array($value)) {
$s .= "<{$tagname}>".(!is_numeric($value)? '' : '')."";
}else {
$s .= "<{$tagname}>" . $this->array2xml($value, $level + 1)."";
}
}
$s = preg_replace("/([\x01-\x08\x0b-\x0c\x0e-\x1f])+/", ' ', $s);
return $level == 1 ? $s."" : $s;
}
/**
* 将xml转为array
* @param string $xml xml字符串
* @return array 转换得到的数组
*/
protected function xml2array($xml){
//禁止引用外部xml实体
libxml_disable_entity_loader(true);
$result= json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
return $result;
}
/**
*
* 产生随机字符串，不长于32位
* @param int $length
* @return 产生的随机字符串
*/
protected function getNonceStr($length = 32) {
$chars = "abcdefghijklmnopqrstuvwxyz0123456789";
$str ="";
for ($i = 0; $i < $length; $i++ ) {
$str .= substr($chars, mt_rand(0, strlen($chars)-1), 1);
}
return $str;
}
/**
* 生成签名
* @return 签名
*/
protected function makeSign($data){
//获取微信支付秘钥
$key = $this->config['pay_apikey'];
// 去空
$data=array_filter($data);
//签名步骤一：按字典序排序参数
ksort($data);
$string_a=http_build_query($data);
$string_a=urldecode($string_a);
//签名步骤二：在string后加入KEY
//$config=$this->config;
$string_sign_temp=$string_a."&key=".$key;
//签名步骤三：MD5加密
$sign = md5($string_sign_temp);
// 签名步骤四：所有字符转为大写
$result=strtoupper($sign);
return $result;
}
/**
* 获取IP地址
* @return [String] [ip地址]
*/
protected function getip() {
static $ip = '';
$ip = $_SERVER['REMOTE_ADDR'];
if(isset($_SERVER['HTTP_CDN_SRC_IP'])) {
$ip = $_SERVER['HTTP_CDN_SRC_IP'];
}elseif (isset($_SERVER['HTTP_CLIENT_IP'])&& preg_match('/^([0-9]{1,3}\.){3}[0-9]{1,3}$/', $_SERVER['HTTP_CLIENT_IP'])) {
$ip = $_SERVER['HTTP_CLIENT_IP'];
}elseif(isset($_SERVER['HTTP_X_FORWARDED_FOR'])AND preg_match_all('#\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}#s', $_SERVER['HTTP_X_FORWARDED_FOR'], $matches)) {
foreach ($matches[0]AS $xip) {
if (!preg_match('#^(10|172\.16|192\.168)\.#', $xip)) {
$ip = $xip;
break;
}
}
}
return $ip;
}
/**
* 微信支付发起请求
*/
protected function curl_post_ssl($url, $xmldata, $second=30,$aHeader=array()){
$config = $this->config;
$ch = curl_init();
//超时时间
curl_setopt($ch,CURLOPT_TIMEOUT,$second);
curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
//这里设置代理，如果有的话
//curl_setopt($ch,CURLOPT_PROXY, '10.206.30.98');
//curl_setopt($ch,CURLOPT_PROXYPORT, 8080);
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,0);
curl_setopt($ch, CURLOPT_SSLVERSION, 1);
//默认格式为PEM，可以注释
curl_setopt($ch,CURLOPT_SSLCERTTYPE,'PEM');
curl_setopt($ch,CURLOPT_SSLCERT,$config['api_cert']);
//默认格式为PEM，可以注释
curl_setopt($ch,CURLOPT_SSLKEYTYPE,'PEM');
curl_setopt($ch,CURLOPT_SSLKEY,$config['api_key']);
//curl_setopt($ch,CURLOPT_CAINFO,$config['rootca']);
if(count($aHeader)>= 1 ){
curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
}
curl_setopt($ch,CURLOPT_POST, true);
curl_setopt($ch,CURLOPT_POSTFIELDS,$xmldata);
$data = curl_exec($ch);
if($data){
curl_close($ch);
return $data;
}else {
$error = curl_errno($ch);
echo "call faild, errorCode:$error\n";
curl_close($ch);
return false;
}
}
//请求测试
public function test(){
$openid = 'ovprvtzBZaWXnZUadwgexOLNc93M';
$money = 1;
$trade_no = date('YmdHis').mt_rand(1000,9999);
$act_name = '江南极客';
$res = self::mchpay($openid,$money,$trade_no,$act_name);
//$res = self::sendredpack($openid,$money,$trade_no,$act_name);
return $res;
}
}
/*===============================================使用方法=======================================================
//使用方法一:
* 配置好自己的参数,注意这里的两个证书路径得根据你自己的项目证书路径来写,同时存放证书的目录要开放可读权限
$config = array(
'wxappid' => 'wx123456789876',
'mch_id' => '123456789',
'pay_apikey' => '123456789876123456789876123456789876',
'api_cert' => getcwd().'/cert/apiclient_cert.pem',
'api_key' => getcwd().'/cert/apiclient_key.pem'
);
$redpack = new WxRedpack($config); //初始化类(同时传递参数)
$redpack->sendredpack($openid,$money,$trade_no,$act_name); //发红包
$redpack->mchpay($openid,$money,$trade_no,$act_name); //企业付款
//使用方法二:
$redpack = new WxRedpack(); //初始化类
$redpack->wxappid = 'wx123456789876'; //配置参数
$redpack->mch_id = '123456789';
$redpack->pay_apikey = '123456789876123456789876123456789876';
$redpack->api_cert = getcwd().'/cert/apiclient_cert.pem';
$redpack->api_key = getcwd().'/cert/apiclient_key.pem';
$redpack->sendredpack($openid,$money,$trade_no,$act_name); //发红包
$redpack->mchpay($openid,$money,$trade_no,$act_name); //企业付款
================================================================================================================*/
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