微信公众号微信支付

<xml><return_code>SUCCESS]]>return_code><return_msg>OK]]>return_msg><appid>wx2421b1c4370ec43b]]>appid><mch_id>10000100]]>mch_id><nonce_str>IITRi8Iabbblz1Jc]]>nonce_str><openid>oUpF8uMuAJO_M2pxb1Q9zNjWeS6o]]>openid><sign>7921E432F65EB8ED0CE9755F0E86D72F]]>sign><result_code>SUCCESS]]>result_code><prepay_id>wx201411101639507cbf6ffd8b0779950874]]>prepay_id><trade_type>JSAPI]]>trade_type>xml>

　　　　　　　　if (xmlStr.indexOf("SUCCESS") !&＃61; -1) {Map map &＃61; WXPayUtil.xmlToMap(xmlStr);prepay_id &＃61; (String) map.get("prepay_id");}Map payMap &＃61; new HashMap();payMap.put("appId", appID);payMap.put("timeStamp", getCurrentTimestamp()&＃43;"");payMap.put("nonceStr", WXPayUtil.generateNonceStr());payMap.put("signType", "MD5");payMap.put("package", "prepay_id&＃61;" &＃43; prepay_id);String paySign &＃61; WXPayUtil.generateSignature(payMap, AppMchKey);// AppMchKey 为api秘钥

　　　　　　　payMap.put("paySign", paySign);
　　　　　　 return payMap;

package com.wizrole.hospital.wechat.controller;import com.github.wxpay.sdk.WXPayUtil;
import com.wizrole.hospital.healthCard.util.HttpRequest;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.Map;import static com.wizrole.hospital.wechat.service.WechatService.*;
import static com.wizrole.hospital.wechat.util.XmlUtil.getCurrentTimestamp;
import static com.wizrole.hospital.wechat.util.XmlUtil.getIpAddr;public class Test {&＃64;RequestMapping(value &＃61; "testPay" , method &＃61; {RequestMethod.POST, RequestMethod.GET})&＃64;ResponseBodypublic Map orders(HttpServletRequest request) {

　　　　

　　　　String code&＃61; request.getParameter("code");

　　　　//页面获取openId接口String getopenid_url &＃61; https://api.weixin.qq.com/sns/oauth2/access_token;String param&＃61;"appid&＃61;"&＃43;你appid&＃43;"&secret&＃61;"&＃43;你secret&＃43;"&code&＃61;"&＃43;code&＃43;"&grant_type&＃61;authorization_code";//向微信服务器发送get请求获取openIdStrString openIdStr &＃61; HttpRequest.sendGet(getopenid_url, param);JSONObject json &＃61; JSONObject.parseObject(openIdStr);//转成Json格式String openId &＃61; json.getString("openid");//获取openId

try {Map paraMap &＃61; new HashMap();
//获取请求ip地址String ip &＃61; getIpAddr(request);String body &＃61; request.getParameter("body");String total_fee &＃61; request.getParameter("total_fee");//支付金额String out_trade_no &＃61; String.valueOf(getCurrentTimestamp()); //订单号
paraMap.put("appid",appID);//公众号ID
paraMap.put("body", "尧舜商城-订单结算");paraMap.put("mch_id",AppMchId);//商户号 ID
paraMap.put("nonce_str", WXPayUtil.generateNonceStr());//随机字符串
paraMap.put("openid", openid);//OpenID
paraMap.put("out_trade_no", out_trade_no);//订单号
paraMap.put("spbill_create_ip", ip);paraMap.put("total_fee","1");paraMap.put("trade_type", "JSAPI");paraMap.put("notify_url","http://wizrole.natapp1.cc/Wechat/notifyUrl.do");// 此路径是微信服务器调用支付结果通知路径随意写
String sign &＃61; WXPayUtil.generateSignature(paraMap, AppMchKey);paraMap.put("sign", sign);String xml &＃61; WXPayUtil.mapToXml(paraMap);//将所有参数(map)转xml格式// 统一下单 https://api.mch.weixin.qq.com/pay/unifiedorder
String unifiedorder_url &＃61; "https://api.mch.weixin.qq.com/pay/unifiedorder";String xmlStr &＃61; HttpRequest.sendPost(unifiedorder_url, xml);//发送post请求"统一下单接口"返回预支付id:prepay_id//以下内容是返回前端页面的json数据
String prepay_id &＃61; "";//预支付idif (xmlStr.indexOf("SUCCESS") !&＃61; -1) {Map map &＃61; WXPayUtil.xmlToMap(xmlStr);prepay_id &＃61; (String) map.get("prepay_id");}Map payMap &＃61; new HashMap();payMap.put("appId", appID);payMap.put("timeStamp", getCurrentTimestamp()&＃43;"");payMap.put("nonceStr", WXPayUtil.generateNonceStr());payMap.put("signType", "MD5");payMap.put("package", "prepay_id&＃61;" &＃43; prepay_id);String paySign &＃61; WXPayUtil.generateSignature(payMap, AppMchKey);payMap.put("paySign", paySign);return payMap;} catch (Exception e) {e.printStackTrace();}return null;}
}

/*** 获取客户端IP地址* &＃64;param request* &＃64;return*/public static String getIpAddr(HttpServletRequest request) {String ip &＃61; request.getHeader("x-forwarded-for");if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("Proxy-Client-IP");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getHeader("WL-Proxy-Client-IP");}if (ip &＃61;&＃61; null || ip.length() &＃61;&＃61; 0 || "unknown".equalsIgnoreCase(ip)) {ip &＃61; request.getRemoteAddr();}return ip.equals("0:0:0:0:0:0:0:1")?"127.0.0.1":ip;}

package com.wizrole.hospital.healthCard.util;import org.slf4j.Logger;
import org.slf4j.LoggerFactory;import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.List;
import java.util.Map;public class HttpRequest {private static final Logger log &＃61; LoggerFactory.getLogger(HttpRequest.class);/*** 发送GET请求* &＃64;param url* &＃64;param param* &＃64;return*/public static String sendGet(String url , String param){String result &＃61; "";BufferedReader in &＃61; null;HttpURLConnection connection &＃61; null;try {log.info("发起请求 URL为[" &＃43; url &＃43; "], 请求方式 [GET], 参数为: " &＃43; param);String urlNameString &＃61; url &＃43; "?" &＃43; param;URL realUrl &＃61; new URL(urlNameString.replaceAll(" ",""));connection &＃61; (HttpURLConnection)realUrl.openConnection();connection.setRequestProperty("accept" , "*/*");connection.setRequestProperty("connection" , "Keep-Alive");connection.setRequestProperty("user-agent" , "Mozilla/4.0(compatible; MSIE 6.0; Windows NT5.1:SV1");connection.connect();Map> map &＃61; connection.getHeaderFields();for (String key : map.keySet()){System.out.println("----------------------------| " &＃43; key &＃43; "--->" &＃43; map.get(key));}in &＃61; new BufferedReader(new InputStreamReader(connection.getInputStream()));String line;while ((line &＃61; in.readLine()) !&＃61; null){result &＃43;&＃61; line;}}catch (Exception e){log.error("发送GET请求出现异常 &＃xff1a; " &＃43; e);e.printStackTrace();}finally {try{connection.disconnect();if(in !&＃61; null){in.close();}}catch (Exception e1){e1.printStackTrace();}}return result;}/*** 发送POST请求* &＃64;param url* &＃64;param param* &＃64;return* &＃64;throws UnsupportedEncodingException */public static String sendPost(String url , String param){BufferedWriter out &＃61; null;BufferedReader in &＃61; null;HttpURLConnection conn &＃61; null;StringBuffer result &＃61; new StringBuffer();try {//param &＃61; new String(param.getBytes() , "utf-8");log.info("发起请求 URL为[" &＃43; url &＃43; "], 请求方式 [POST], 参数为: " &＃43; param);URL realUrl &＃61; new URL(url);conn &＃61; (HttpURLConnection)realUrl.openConnection();conn.setRequestProperty("Content-Type","application/json; charset&＃61;utf-8");conn.setRequestProperty("accept" , "*/*");conn.setRequestProperty("connection" , "Keep-Alive");conn.setRequestProperty("user-agent" , "Mozilla/4.0(compatible; MSIE 6.0; Windows NT5.1:SV1");conn.setDoInput(true);conn.setDoOutput(true);out &＃61; new BufferedWriter(new OutputStreamWriter(conn.getOutputStream(),"UTF-8"));out.write(param);out.flush();in &＃61; new BufferedReader(new InputStreamReader(conn.getInputStream(),"UTF-8"));
// Map> map1 &＃61; conn.getRequestProperties();
conn.connect();
// for (String key : map1.keySet()){
// System.out.println("----------------------------> " &＃43; key &＃43; "--->" &＃43; map1.get(key));
// }Map> map &＃61; conn.getHeaderFields();for (String key : map.keySet()){System.out.println("----------------------------| " &＃43; key &＃43; "--->" &＃43; map.get(key));}String line &＃61; null;while ((line &＃61; in.readLine())!&＃61;null){result.append(line); }log.info("出参 &＃xff1a; " &＃43; result.toString());}catch (Exception e){log.error("发送POST请求出现异常 &＃xff1a; " &＃43; e);e.printStackTrace();}finally {try{conn.disconnect();if(out !&＃61; null){out.close();}if(in !&＃61; null){in.close();}}catch (Exception e1){e1.printStackTrace();}}return result.toString();}}

var a &＃61; "https://open.weixin.qq.com/connect/oauth2/authorize?appid&＃61;appid&redirect_uri&＃61;http://wizrole.natapp1.cc/index.html&response_type&＃61;code&scope&＃61;snsapi_base&state&＃61;STATE#wechat_redirect";location.href &＃61; a;

function getQueryString(name) {
var reg &＃61; new RegExp("(^|&)" &＃43; name &＃43; "&＃61;([^&]*)(&|$)", "i");
var r &＃61; window.location.search.substr(1).match(reg);
if (r !&＃61; null) return unescape(r[2]);
return null;
}
var code &＃61; getQueryString("code");

//调取微信支付
function pay(){openid &＃61; $("#openId").text();$.ajax({url:"/testPay",type:"POST",dataType: &＃39;json&＃39;,data:{code:code,body:"测试",total_fee:"1"},success: function (data) {if (data.return_msg &＃61;&＃61; "OK") {WeixinJSBridge.invoke(&＃39;getBrandWCPayRequest&＃39;, {"appId": data.appid, //公众号名称&＃xff0c;由商户传入"timeStamp": data.timeStamp, //时间戳&＃xff0c;自1970年以来的秒数"nonceStr": data.nonce_str, //随机串"package": "prepay_id&＃61;" &＃43; data.prepay_id,"signType": "MD5", //微信签名方式&＃xff1a;"paySign": data.sign //微信签名},function (res) {if (res.err_msg &＃61;&＃61; "get_brand_wcpay_request:ok") {alert("支付成功,订单受理中");} else if (res.err_msg &＃61;&＃61; "get_brand_wcpay_request:cancel") {//取消订单self.cancelOrder(orderdata.order_no, function (status) {if (status &＃61;&＃61; 1) {alert("支付已取消");} else if (status &＃61;&＃61; 2) {alert("订单取消失败&＃xff0c;请联系管理员")}});} else if (res.err_msg &＃61;&＃61; "get_brand_wcpay_request:fail") {//取消订单self.cancelOrder(orderdata.order_no, function (status) {if (status &＃61;&＃61; 1) {alert("支付失败");} else if (status &＃61;&＃61; 2) {alert("订单取消失败&＃xff0c;请联系管理员")}});}});}}})}