<?php
/**
* ECSHOP 微信支付插件 V3.3版本
* ============================================================================
* * 版权所有 2005-2014 麦穗工作室 版权所有
* 网站地址: http://www.maisui.net.cn；
*/
if (!defined('IN_ECTOUCH')) {
die('Hacking attempt');
}
$payment_lang = ROOT_PATH . 'lang/' .$GLOBALS['_CFG']['lang']. '/payment/wxpay.php';
if (file_exists($payment_lang))
{
global $_LANG;
include_once($payment_lang);
}
/* 模块的基本信息 */
if (isset($set_modules) && $set_modules == TRUE)
{
$i = isset($modules) ? count($modules) : 0;
/* 代码 */
$modules[$i]['code'] = basename(__FILE__, '.php');
/* 描述对应的语言项 */
$modules[$i]['desc'] = 'wxpay_desc';
/* 是否支持货到付款 */
$modules[$i]['is_cod'] = '0';
/* 是否支持在线支付 */
$modules[$i]['is_online'] = '1';
/* 作者 */
$modules[$i]['author'] = '麦穗工作室';
/* 网址 */
$modules[$i]['website'] = 'http://mp.weixin.qq.com/';
/* 版本号 */
$modules[$i]['version'] = '3.3';
/* 配置信息 */
$modules[$i]['config'] = array(
array('name' => 'wxpay_appid', 'type' => 'text', 'value' => 'wxca93dccf7f945c0c'),
array('name' => 'wxpay_appsecret', 'type' => 'text', 'value' => '2a1d71868657ae6139cd58a1dc384208'),
array('name' => 'wxpay_mchid', 'type' => 'text', 'value' => 'wd9'),
array('name' => 'wxpay_key', 'type' => 'text', 'value' => 'a79e4484bb8577618a7c5f11036249f1'),
array('name' => 'wxpay_signtype', 'type' => 'text', 'value' => 'sha1')
);
return;
}
/**
* 类
*/
class wxpay
{
/**
* 构造函数
*
* @access public
* @param
*
* @return void
*/
var $parameters; //cft 参数
var $payments; //配置信息
function wxpay()
{
}
function __construct()
{
$this->wxpay();
}
/**
* 生成支付代码
* @param array $order 订单信息
* @param array $payment 支付方式信息
*/
function get_code($order, $payment)
{
if (!defined('EC_CHARSET'))
{
$charset = 'utf-8';
}
else
{
$charset = EC_CHARSET;
}
$charset = strtoupper($charset);
//配置参数
$this->payments = $payment;
//根目录url
$root_url = str_replace('mobile/', '', $GLOBALS['ecs']->url());
//查找openid
$orderuserid = $GLOBALS['db']->getOne("SELECT user_id FROM".$GLOBALS['ecs']->table('order_info')."WHERE order_id='$order[order_id]'");
$openid = $GLOBALS['db']->getOne("SELECT wxid FROM".$GLOBALS['ecs']->table('users')."WHERE user_id='$orderuserid'");
$this->setParameter("openid",$openid);
//商品描述
$this->setParameter("body", $order['order_sn']);
//商户订单号
$this->setParameter("out_trade_no", $order['order_sn'] .'O'. $order['log_id']);
//订单总金额
$this->setParameter("total_fee", $order['order_amount'] * 100);
//支付币种
//$this->setParameter("fee_type", "1");
//通知URL
$this->setParameter("notify_url", $root_url.'mobile/notify/wxpay_wap.php');
//订单生成的机器IP
$this->setParameter("spbill_create_ip", real_ip());
//传入参数字符编码
$this->setParameter("input_charset", $charset);
//交易类型
$this->setParameter("trade_type","JSAPI");
$prepay_id = $this->getPrepayId();
$this->setPrepayId($prepay_id);
//生成jsapi支付请求json
$jsapi = $this->getParameters();
//wxjsbridge
$js = '<script language="javascript">
function callpay(){WeixinJSBridge.invoke("getBrandWCPayRequest",'.$jsapi.',function(res){if(res.err_msg == "get_brand_wcpay_request:ok"){location.href="respond.php?code=wxpay&status=1"}else{location.href="respond.php?code=wxpay&status=0"}});}
</script>';
$button = '<div style="text-align:center"><button class="c-btn4" type="button" onclick="callpay()">微信安全支付</button></div>'.$js;
return $button;
}
/**
* 响应操作
*/
function respond()
{
if($_GET['status'] == 1){
return true;
}
else{
return false;
}
}
// 设置请求参数
function setParameter($parameter, $parameterValue) {
$this->parameters[$this->trimString($parameter)] = $this->trimString($parameterValue);
}
// 设置参数时需要用到的字符处理函数
function trimString($value){
$ret = null;
if (null != $value) {
$ret = $value;
if (strlen($ret) == 0) {
$ret = null;
}
}
return $ret;
}
//生成随机数
function create_noncestr( $length = 32 ) {
$chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
$str ="";
for ( $i = 0; $i < $length; $i++ ) {
$str.= substr($chars, mt_rand(0, strlen($chars)-1), 1);
}
return $str;
}
// 获取prepay_id
function getPrepayId()
{
$this->postXml();
$this->result = $this->xmlToArray($this->response);
//var_dump($this->result);
$prepay_id = $this->result["prepay_id"];
return $prepay_id;
}
// post请求xml
function postXml()
{
$xml = $this->createXml();
$this->response = $this->postXmlCurl($xml,'https://api.mch.weixin.qq.com/pay/unifiedorder','30');
//var_dump($this->response);
return $this->response;
}
// 设置标配的请求参数，生成签名，生成接口参数xml
function createXml()
{
$this->parameters["appid"] = $this->payments['wxpay_appid'];//公众账号ID
$this->parameters["mch_id"] = $this->payments['wxpay_mchid'];//商户号
$this->parameters["nonce_str"] = $this->create_noncestr();//随机字符串
$this->parameters["sign"] = $this->getSign($this->parameters);//签名
return $this->arrayToXml($this->parameters);
}
function xmlToArray($xml)
{
//将XML转为array
$array_data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);
return $array_data;
}
function arrayToXml($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 $xml;
}
function postXmlCurl($xml,$url,$second=30)
{
//初始化curl
$ch = curl_init();
curl_setopt($ch,CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);
curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);
//设置header
curl_setopt($ch, CURLOPT_HEADER, FALSE);
//要求结果为字符串且输出到屏幕上
curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
//post提交方式
curl_setopt($ch, CURLOPT_POST, TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
//运行curl
$data = curl_exec($ch);
curl_close($ch);
//var_dump($data);
if($data)
{
//curl_close($ch);
return $data;
}
else
{
$error = curl_errno($ch);
echo "curl出错，错误码:$error"."<br>";
echo "<a href='http://curl.haxx.se/libcurl/c/libcurl-errors.html'>错误原因查询</a></br>";
curl_close($ch);
return false;
}
}
// 作用：生成签名
public function getSign($Obj)
{
foreach ($Obj as $k => $v)
{
$Parameters[$k] = $v;
}
//签名步骤一：按字典序排序参数
ksort($Parameters);
$String = $this->formatBizQueryParaMap($Parameters, false);
//echo '【string1】'.$String.'</br>';
//签名步骤二：在string后加入KEY
$String = $String
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