时间：2017-11-22 | 栏目：PHP教程 | 点击：次
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<?php
class wxPay {
//配置参数信息
const SHANGHUHAO = "1430998xxx";//商户号
const PARTNERKEY = "leFyTOXWzUEXxfp47WOu5d9xxxxxx"; //api，商户后台
//核心支付函数,参数：请求地址和参数
function pay($url,$obj) {
$obj['nonce_str'] = $this->create_noncestr(); //创建随机字符串
$stringA = $this->create_qianming($obj,false); //创建签名
$stringSignTemp = $stringA."&key=leFyTOXWzUEXxfp47WOu5xxxxxx"; //签名后加api
$sign = strtoupper(md5($stringSignTemp)); //签名加密并大写
$obj['sign'] = $sign; //将签名传入数组
$postXml = $this->arrayToXml($obj); //将参数转为xml格式
var_dump($postXml);
$responseXml = $this->curl_post_ssl($url,$postXml); //提交请求
var_dump($responseXml);
return $responseXml;
}
//生成签名,参数：生成签名的参数和是否编码
function create_qianming($arr,$urlencode) {
$buff = "";
ksort($arr); //对传进来的数组参数里面的内容按照字母顺序排序，a在前面，z在最后（字典序）
foreach ($arr as $k=>$v) {
if(null!=$v && "null" != $v && "sign" != $k) { //签名不要转码
if ($urlencode) {
$v = urlencode($v);
}
$buff.=$k."=".$v."&";
}
}
if (strlen($buff)>0) {
$reqPar = substr($buff,0,strlen($buff)-1); //去掉末尾符号“&”
}
return $reqPar;
}
//生成随机字符串，默认32位
function create_noncestr($length=32) {
//创建随机字符
$chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
$str = "";
for($i=0;$i<$length;$i++) {
$str.=substr($chars, mt_rand(0,strlen($chars)-1),1);
}
return $str;
}
//数组转xml
function arrayToXml($arr) {
$xml = "<xml>";
foreach ($arr as $key=>$val) {
if (is_numeric($val)) {
$xml.="<".$key.">".$val."</".$key.">";
} else {
$xml.="<".$key."><![CDATA[".$val."]]></".$key.">";
}
}
$xml.="</xml>";
return $xml;
}
//post请求网站，需要证书
function curl_post_ssl($url, $vars, $second=30,$aHeader=array())
{
$ch = curl_init();
//超时时间
curl_setopt($ch,CURLOPT_TIMEOUT,$second);
curl_setopt($ch,CURLOPT_RETURNTRANSFER, 1);
//这里设置代理，如果有的话
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,false);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,false);
//cert 与 key 分别属于两个.pem文件
//请确保您的libcurl版本是否支持双向认证，版本高于7.20.1
curl_setopt($ch,CURLOPT_SSLCERT,dirname(__FILE__).DIRECTORY_SEPARATOR.
'zhengshu'.DIRECTORY_SEPARATOR.'apiclient_cert.pem');
curl_setopt($ch,CURLOPT_SSLKEY,dirname(__FILE__).DIRECTORY_SEPARATOR.
'zhengshu'.DIRECTORY_SEPARATOR.'apiclient_key.pem');
curl_setopt($ch,CURLOPT_CAINFO,dirname(__FILE__).DIRECTORY_SEPARATOR.
'zhengshu'.DIRECTORY_SEPARATOR.'rootca.pem');
if( count($aHeader) >= 1 ){
curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
}
curl_setopt($ch,CURLOPT_POST, 1);
curl_setopt($ch,CURLOPT_POSTFIELDS,$vars);
$data = curl_exec($ch);
if($data){
curl_close($ch);
return $data;
}
else {
$error = curl_errno($ch);
echo "call faild, errorCode:$error\n";
curl_close($ch);
return false;
}
}
}
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<?php
require 'wxpay.class.php';<br><br>//数组参数
$money = 100; //最低1元，单位分
$sender = "晨缘房产";
$obj2 = array();
$obj2['wxappid'] = ""; //appid
$obj2['mch_id'] = ""; //商户id
$obj2['mch_billno'] = "商户id".date('YmdHis').rand(1000,9999); //组合成28位，根据官方开发文档，可以自行设置
$obj2['client_ip'] = $_SERVER['REMOTE_ADDR'];
$obj2['re_openid'] = "oUxO6v26wdyMHThD9kfDW6NB_xbE"; //接收红包openid
$obj2['total_amount'] = $money;
$obj2['min_value'] = $money;
$obj2['max_value'] = $money;
$obj2['total_num'] = 1;
$obj2['nick_name'] = $sender;
$obj2['send_name'] = $sender;
$obj2['wishing'] = "恭喜发财";
$obj2['act_name'] = $sender."红包";
$obj2['remark'] = $sender."红包";
$url = "https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack";
$wxpay = new wxPay();
$res = $wxpay->pay($url, $obj2);
var_dump($res);
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