主页> 常见问题> 微信公众号扫码支付 spring mvc

微信公众号扫码支付 spring mvc

阅读： 常见问题 
package com.common.common.controller;

import java.io.IOException;
import java.io.PrintWriter;
import java.math.BigDecimal;
import java.net.URLDecoder;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeMap;

import javax.annotation.Resource;
import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.ModelAndView;

import com.alibaba.fastjson.JSON;
import com.cloudpark.dao.ParEntryRecordDao;
import com.common.common.service.ISmsVerificationService;
import com.common.pay.wechatpay.config.WechatPayConfig;
import com.common.pay.wechatpay.entity.WechatPayJsonResult;
import com.common.pay.wechatpay.entity.WechatPayResponseData;
import com.common.pay.wechatpay.util.WeChartPayUtil2;
import com.common.pay.wechatpay.util.WeChatPayPaymentStatusUtils;
import com.common.pay.wechatpay.util.WechatPayCollectionUtil;
import com.common.pay.wechatpay.util.WechatPayFileUtil;
import com.common.pay.wechatpay.util.WechatPayHttpKit;
import com.common.pay.wechatpay.util.WechatPayHttpUtils;
import com.common.pay.wechatpay.util.WechatPaySHA1;
import com.common.pay.wechatpay.util.WechatPaySerializerFeatureUtil;
import com.common.pay.wechatpay.util.WechatPaySessionUtil;
import com.common.pay.wechatpay.util.WechatPayStringUtil;
import com.common.pay.wechatpay.util.WechatPayToolUtils;
import com.common.pay.wechatpay.util.WechatPayUtil;
import com.common.pay.wechatpay.util.WechatPayWebUtil;
import com.common.pay.wechatpay.util.WechatPayXmlUtil;
import com.common.uitls.DateUtils;
import com.common.uitls.JSONMessage;
import com.common.uitls.MD5Util;
import com.common.uitls.SecurityCodeUtil;
import com.common.uitls.SecurityDateUtil;
import com.shop.dao.SettlementCategoryDao;
import com.shop.util.HttpUtil;
import com.shop.util.MyMd5Util;
import com.smart.webService.XcloudwebsMain;
import com.village.entity.HomeBillcost;
import com.village.entity.HomePaymentRecords;
import com.village.service.IHomeBillcostService;
import com.village.service.IHomePaymentRecordsService;

/**
 * 微信支付控制层
 */
@Controller
@RequestMapping(value = "/WxPay")
public class WechatPayController {

	// 日志输出类
	private static Logger logger = LoggerFactory.getLogger(WechatPayController.class);

	private static final String WXPAY_PAY = "http://api.mch.weixin.qq.com/pay/unifiedorder"; // 统一下单

	// private static final String WXPAY_PAY_QUERY =
	// "http://api.mch.weixin.qq.com/pay/WxPayquery"; // 支付订单查询

	private static final String WXPAY_REFUND = "http://api.mch.weixin.qq.com/secapi/pay/refund"; // 申请退款

	private static final String WXPAY_REFUND_QUERY = "http://api.mch.weixin.qq.com/pay/refundquery"; // 申请退款

	// 备注，以下两种方法针对不同场景，都可以实现
	/**
	 * ------------------------------------微信扫码支付 start
	 * 方法一--------------------------------------------
	 **/

	/**
	 * 扫码支付
	 * 
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/CloudParking/Pay", method = RequestMethod.GET)
	public ModelAndView CloudCode(HttpServletRequest request, HttpServletResponse response) {
		ModelAndView mav = new ModelAndView();

		String parking = request.getParameter("parking");
		String box = request.getParameter("box");

		String codeUrl = "http://resource.wlsq.tv/WlsqResourceApi/WxPay/CloudParking/weixin?parking=" + parking
				+ "&box=" + box;

		StringBuffer sbt = new StringBuffer(codeUrl);
		mav.addObject("codeUrl", sbt.toString());
		logger.info("云停车扫描支付==" + sbt.toString());
		mav.setViewName("wechatpay_qrcode/QrCode");// 跳转jsp页面生成二维码
		return mav;
	}

	/**
	 * 支付页面跳转
	 * 
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/CloudParking/weixin", method = RequestMethod.GET)
	public ModelAndView weixinJum(HttpServletRequest request, HttpServletResponse response) {
		ModelAndView mav = new ModelAndView();
		try {

			String userAgent = request.getHeader("user-agent");
			logger.info("请求头信息======" + userAgent);

			if (userAgent.indexOf("MicroMessenger") != -1) {
				logger.info("微信支付");

				String state = request.getParameter("state");
				logger.info("state :" + state);
				String openId = "";
				String reqcode = request.getParameter("code");
				openId = WechatPaySHA1.getOpenId(reqcode);
				logger.info("============openId:" + openId);

				Map maps = new HashMap();
				maps.put("parking_id", state.split(",")[0]);
				maps.put("stand_id", state.split(",")[1]);
				maps.put("pre_state", 2);
				List> recordMaps = parentryrecorddao.selectParEntryRecord(maps);

				// 查询订单信息
				Map orderMaps = new HashMap();
				orderMaps.put("record_id", recordMaps.get(0).get("id"));
				orderMaps.put("pay_statu", "0");
				List> orderList = parentryrecorddao.selectCloudOrderList(orderMaps);

				String parking_log = parkingLog(recordMaps.get(0).get("approach_service_time").toString(),
						recordMaps.get(0).get("service_time_ison").toString());// 时长
				String car_no = recordMaps.get(0).get("car_no").toString();//
				String parking_name = recordMaps.get(0).get("parking_name").toString();//
				String approach_service_time = recordMaps.get(0).get("approach_service_time").toString();//
				double cashnum = Double.valueOf(orderList.get(0).get("pay_amount").toString());// 订单金额

				mav.addObject("total_fee", cashnum);
				mav.addObject("car_no", car_no);
				mav.addObject("parking_log", parking_log);
				mav.addObject("parking_name", parking_name);
				mav.addObject("approach_service_time",
						approach_service_time.substring(0, approach_service_time.length() - 2));

				logger.info("微信JS签名参数start=============================");
				// 微信JS签名参数
				String time = WechatPayUtil.payTimestamp();
				String nonceStr = WechatPayUtil.getNonceStr();

				String jsapi_ticket = WechatPaySHA1.getTicket();
				String url = getRequertNowUrl(request);
				String AppId = WechatPayConfig.APP_PUBLIC_ID;
				// 票据
				if (WechatPayStringUtil.isEmpty(jsapi_ticket)) {
					jsapi_ticket = "jdsahflafalf706709sdfshfdldashflhasf7908780";
				}
				SortedMap wxMap = new TreeMap();
				wxMap.put("wxAppId", WechatPayConfig.APP_PUBLIC_ID);
				wxMap.put("wxNonceStr", nonceStr);
				wxMap.put("wxTimeStamp", time);

				String str = "jsapi_ticket=" + jsapi_ticket + "&noncestr=" + nonceStr + "×tamp=" + time + "&url=" + url;
				logger.info("str=======" + str);
				// sha1加密
				String signature = WechatPaySHA1.encode(str);
				mav.addObject("appId", WechatPayConfig.APP_PUBLIC_ID);
				mav.addObject("timeStamp", time);
				mav.addObject("nonceStr", nonceStr);
				mav.addObject("signature", signature);
				logger.info("微信JS签名参数end=============================");

				Map restmap = null;
				String total_fee = BigDecimal.valueOf(cashnum).multiply(BigDecimal.valueOf(100))
						.setScale(0, BigDecimal.ROUND_HALF_UP).toString();

				SortedMap parm = new TreeMap();
				parm.put("appid", WechatPayConfig.APP_PUBLIC_ID);
				parm.put("mch_id", WechatPayConfig.MCH_PUBLIC_ID);
				parm.put("device_info", "WEB");
				parm.put("nonce_str", nonceStr);
				parm.put("body", "H5扫码支付");
				parm.put("out_trade_no", orderList.get(0).get("order_no").toString());
				parm.put("total_fee", total_fee);
				parm.put("spbill_create_ip", WechatPayUtil.getRemoteAddrIp(request));

				logger.info("spbill_create_ip========" + WechatPayUtil.getRemoteAddrIp(request));
				parm.put("notify_url", request.getRequestURL() + "/notify"); // 微信服务器异步通知支付结果地址
																				// 下面的WxPay/notify方法
				parm.put("trade_type", "JSAPI");
				parm.put("openid", openId); // trade_type=JSAPI时（即公众号支付），此参数必传
				parm.put("sign", WeChartPayUtil2.createSign2(parm));

				logger.info(parm.toString());

				String restxml = WechatPayHttpUtils.post(WXPAY_PAY, WechatPayXmlUtil.xmlFormat(parm, false));
				restmap = WechatPayXmlUtil.doXMLParse(restxml);
				logger.info("restxml======" + restxml);
				logger.info("restmap=====" + restmap.toString());
				SortedMap payMap = new TreeMap();

				// 下单成功
				if (WechatPayCollectionUtil.isNotEmpty(restmap) && "SUCCESS".equals(restmap.get("result_code"))) {
					// 生成一个支付的Sign
					payMap.put("appId", AppId);
					payMap.put("timeStamp", time);
					payMap.put("nonceStr", nonceStr);
					payMap.put("package", "prepay_id=" + (String) restmap.get("prepay_id"));
					payMap.put("signType", "MD5");

					mav.addObject("prepayid", restmap.get("prepay_id"));
					mav.addObject("timeStamp", time);
					mav.addObject("nonceStr", nonceStr);
					mav.addObject("signType", "MD5");
					mav.addObject("paySign", WeChartPayUtil2.createSign2(payMap));
					mav.addObject("total_fee", total_fee);
					mav.addObject("out_trade_no", orderList.get(0).get("order_no").toString());

					logger.info("生成订单支付签名的参数:" + payMap.toString());
				}
				mav.setViewName("wechatpay_qrcode/wxcloudprepay");
			} else if (userAgent.indexOf("AlipayClient") != -1) {
				logger.info("支付宝支付");

			}

		} catch (Exception e) {
			logger.error(e.getMessage(), e);
		}
		return mav;
	}

	/**
	 * 订单支付微信服务器异步通知
	 * 
	 * @param request
	 * @param response
	 */
	@RequestMapping("/CloudParking/weixin/notify")
	public @ResponseBody JSONMessage WechatPayAdvanceNotify(HttpServletRequest request, HttpServletResponse response) {
		JSONMessage jsonMessage = new JSONMessage();
		try {

			ServletInputStream in = request.getInputStream();
			String resxml = WechatPayFileUtil.readInputStream2String(in);
			logger.info("支付进入微信回调");
			logger.info("{resxml}" + resxml);

			logger.info("[/WxPay/pay/notify]");
			response.setCharacterEncoding("UTF-8");
			response.setContentType("text/xml");
			// 获取微信反馈过来的信息

			Map restmap = WechatPayXmlUtil.doXMLParse(resxml);
			logger.info("微信返回的参数{restmap}" + restmap);
			// 微信返回的参数
			double total_fee = Double.parseDouble(restmap.get("total_fee"));
			double total_fee1 = Double.valueOf(total_fee / 100);
			BigDecimal total_fee2 = BigDecimal.valueOf(total_fee1);

			String out_trade_no = restmap.get("out_trade_no");
			if (!security_code.equals(out_trade_no)) {
				return new JSONMessage(11, "非法参数");
			}

			if ("SUCCESS".equals(restmap.get("return_code"))) {

				// 订单支付成功 业务处理
				// 通过商户订单判断是否该订单已经处理 如果处理跳过 如果未处理先校验sign签名 再进行订单业务相关的处理
				Map orsMap = new HashMap();
				orsMap.put("order_no", out_trade_no);
				List> orList = parentryrecorddao.selectCloudOrderList(orsMap);
				if (orList.size() > 0) {
					logger.info("orList out_trade_no " + orList.get(0).get("order_no"));

					restmap.remove("sign");

					// -------------更新订单，通知设备---------
					Map maps = new HashMap();// 修改订单状态
					Double orderMoney = Double.valueOf(orList.get(0).get("parking_amount").toString());
					BigDecimal bdMoney = BigDecimal.valueOf(orderMoney);
					if (bdMoney.compareTo(total_fee2) == 0) {// 支付金额是否与实际金额相等
						maps.put("order_no", out_trade_no);
						maps.put("pay_amount", total_fee);
						maps.put("pay_statu", 1);
						maps.put("pay_method", 1);
						maps.put("id", orList.get(0).get("id"));
						parentryrecorddao.updateCloudOrder(maps);// 业务操作，更新订单

					}
					// -------------更新订单，通知设备---------

					// 处理成功后相应给响应xml
					Map respMap = new HashMap<>();
					respMap = new HashMap();
					respMap.put("return_code", "SUCCESS"); // 相应给微信服务器
					respMap.put("return_msg", "OK");
					String resXml = WechatPayXmlUtil.xmlFormat(restmap, true);
					response.getWriter().write(resXml);
				}

			} else {
				logger.info("订单支付通知：支付失败，" + restmap.get("err_code") + ":" + restmap.get("err_code_des"));
			}
		} catch (Exception e) {
			logger.error(e.getMessage(), e);
			jsonMessage = new JSONMessage(0, "系统异常");
		}
		return jsonMessage;
	}

	/**
	 * ------------------------------------微信扫码支付 end
	 * --------------------------------------------
	 **/

	/**
	 * ------------------------------------微信打开h5，jsp页面输入业务条件查询进行支付 start
	 * 方法二------------------------------------------------
	 **/

	/**
	 * 扫码支付
	 * 
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/CloudParking/pre", method = RequestMethod.GET)
	public ModelAndView cloudParkingFee(HttpServletRequest request, HttpServletResponse response) {
		ModelAndView mav = new ModelAndView();

		String parking = request.getParameter("parking");

		String codeUrl = "http://resource.wlsq.tv/WlsqResourceApi/WxPay/cloud/pay?parking=" + parking;

		StringBuffer sbt = new StringBuffer(codeUrl);
		mav.addObject("codeUrl", sbt.toString());
		logger.info("跳转扫描支付页面==" + sbt.toString());
		mav.setViewName("wechatpay_qrcode/QrCode");
		return mav;
	}

	@RequestMapping(value = "/cloud/pay", method = RequestMethod.GET)
	public ModelAndView cloudSelectPay(HttpServletRequest request, HttpServletResponse response) {
		ModelAndView mav = new ModelAndView();
		String parking = request.getParameter("parking");
		mav.addObject("parking", 1);
		mav.setViewName("wechatpay_qrcode/wxparkingfee");
		return mav;
	}

	/**
	 * 支付页面跳转
	 * 
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/CloudParking/Pre", method = RequestMethod.GET)
	public ModelAndView weixinPrePay(HttpServletRequest request, HttpServletResponse response) {
		ModelAndView mav = new ModelAndView();
		try {
			logger.info("微信预支付");
			String state = request.getParameter("state");
			String lastState = URLDecoder.decode(state);
			logger.info("state :" + lastState);
			String car_no = state.split(",")[0];// 车牌号

			String openId = "";
			String reqcode = request.getParameter("code");
			openId = WechatPaySHA1.getOpenId(reqcode);

			logger.info(",car_no:" + state.split(",")[0] + ",parking_id:" + state.split(",")[1]);
			Map maps = new HashMap();
			maps.put("parking_id", state.split(",")[1]);
			maps.put("car_no", car_no);
			maps.put("pre_state", 1);
			logger.info("查询结果开始：：--------------------------------------");
			List> recordMaps = parentryrecorddao.selectParEntryRecord(maps);

			if (recordMaps.size() > 0) {

				logger.info("查询结果：：" + recordMaps.size());

				String parking_log = parkingLog(recordMaps.get(0).get("approach_service_time").toString(),
						DateUtils.getDate("yyyy-MM-dd hh:mm:ss"));// 停车时长
				String parking_name = recordMaps.get(0).get("parking_name").toString();// 停车场
				String approach_service_time = recordMaps.get(0).get("approach_service_time").toString();// 进场时间

				mav.addObject("car_no", car_no);
				mav.addObject("parking_log", parking_log);
				mav.addObject("parking_name", parking_name);
				mav.addObject("approach_service_time",
						approach_service_time.substring(0, approach_service_time.length() - 2));

				logger.info("微信JS签名参数start=============================");
				// 微信JS签名参数
				String time = WechatPayUtil.payTimestamp();
				String nonceStr = WechatPayUtil.getNonceStr();

				String jsapi_ticket = WechatPaySHA1.getTicket();
				String url = getRequertNowUrl(request);
				String AppId = WechatPayConfig.APP_PUBLIC_ID;
				// 票据
				if (WechatPayStringUtil.isEmpty(jsapi_ticket)) {
					jsapi_ticket = "kgt8ON7yVITDhtdwci0qeQviUa69F3dDOrtGgFxhzJfQo5g3eyu8JL7AEm_i2giXc6NbpitSLPYGzewd142h2w";
				}
				SortedMap wxMap = new TreeMap();
				wxMap.put("wxAppId", WechatPayConfig.APP_PUBLIC_ID);
				wxMap.put("wxNonceStr", nonceStr);
				wxMap.put("wxTimeStamp", time);

				String str = "jsapi_ticket=" + jsapi_ticket + "&noncestr=" + nonceStr + "×tamp=" + time + "&url=" + url;
				// sha1加密
				String signature = WechatPaySHA1.encode(str);
				mav.addObject("appId", WechatPayConfig.APP_PUBLIC_ID);
				mav.addObject("timeStamp", time);
				mav.addObject("nonceStr", nonceStr);
				mav.addObject("signature", signature);
				logger.info("微信JS签名参数end=============================");

				// 查询订单信息
				Map orderMaps = new HashMap();
				orderMaps.put("record_id", recordMaps.get(0).get("id"));
				orderMaps.put("pay_statu", "0");
				List> orderList = parentryrecorddao.selectCloudOrderList(orderMaps);
				Map restmap = null;

				String pay_money = orderList.get(0).get("pay_amount").toString();// 支付金额
				double cashnum = Double.valueOf(pay_money);// 订单金额
				String total_fee = BigDecimal.valueOf(cashnum).multiply(BigDecimal.valueOf(100))
						.setScale(0, BigDecimal.ROUND_HALF_UP).toString();
				mav.addObject("total_fee", pay_money);

				SortedMap parm = new TreeMap();
				parm.put("appid", WechatPayConfig.APP_PUBLIC_ID);
				parm.put("mch_id", WechatPayConfig.MCH_PUBLIC_ID);
				parm.put("device_info", "WEB");
				parm.put("nonce_str", nonceStr);
				parm.put("body", "预支付");
				parm.put("out_trade_no", orderList.get(0).get("order_no").toString());
				parm.put("total_fee", total_fee);
				parm.put("spbill_create_ip", WechatPayUtil.getRemoteAddrIp(request));

				logger.info("spbill_create_ip========" + WechatPayUtil.getRemoteAddrIp(request));
				String notify_url = request.getRequestURL().toString();
				notify_url = notify_url.replace("Pre", "weixin/notify");
				parm.put("notify_url", notify_url);

				parm.put("trade_type", "JSAPI");
				parm.put("openid", openId); // trade_type=JSAPI时（即公众号支付），此参数必传
				parm.put("sign", WeChartPayUtil2.createSign2(parm));

				logger.info(parm.toString());

				String restxml = WechatPayHttpUtils.post(WXPAY_PAY, WechatPayXmlUtil.xmlFormat(parm, false));
				restmap = WechatPayXmlUtil.doXMLParse(restxml);
				logger.info("restxml======" + restxml);
				logger.info("restmap=====" + restmap.toString());
				SortedMap payMap = new TreeMap();

				// 下单成功
				if (WechatPayCollectionUtil.isNotEmpty(restmap) && "SUCCESS".equals(restmap.get("result_code"))) {

					// 生成一个支付的Sign
					payMap.put("appId", AppId);
					payMap.put("timeStamp", time);
					payMap.put("nonceStr", nonceStr);
					payMap.put("package", "prepay_id=" + (String) restmap.get("prepay_id"));
					payMap.put("signType", "MD5");

					mav.addObject("prepayid", restmap.get("prepay_id"));
					mav.addObject("timeStamp", time);
					mav.addObject("nonceStr", nonceStr);
					mav.addObject("signType", "MD5");
					mav.addObject("paySign", WeChartPayUtil2.createSign2(payMap));
					mav.addObject("out_trade_no", orderList.get(0).get("order_no"));

					logger.info("生成订单支付签名的参数:" + payMap.toString());
				}
				mav.setViewName("wechatpay_qrcode/wxcloudprepay");
			} else {
				mav.setViewName("wechatpay_qrcode/error");
			}

		} catch (Exception e) {
			logger.error(e.getMessage(), e);
			logger.info("微信支付回调");
		}
		return mav;
	}

	/**
	 * ------------------------------------微信打开h5，jsp页面输入业务条件查询进行支付 end
	 * --------------------------------------------
	 **/

}

package com.common.pay.wechatpay.util;
import java.io.IOException;
/*
 * 微信公众平台(JAVA) SDK
 * 
 * Copyright (c) 2014, Ansitech Network Technology Co.,Ltd All rights reserved.
 * http://www.ansitech.com/weixin/sdk/
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.SortedMap;
import java.util.TreeMap;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.alibaba.fastjson.JSON;
import com.common.pay.wechatpay.config.WechatPayConfig;

/**
 * 

 * Title: SHA1算法
 * 

 * 
 * @author Tidy
 */
public final class WechatPaySHA1 {

	// 日志输出类
	private static Logger logger = LoggerFactory.getLogger(WechatPaySHA1.class);

	private static final char[] HEX_DIGITS = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd',
			'e', 'f' };

	/**
	 * Takes the raw bytes from the digest and formats them correct.
	 * 
	 * @param bytes
	 *            the raw bytes from the digest.
	 * @return the formatted bytes.
	 */
	private static String getFormattedText(byte[] bytes) {
		int len = bytes.length;
		StringBuilder buf = new StringBuilder(len * 2);
		// 把密文转换成十六进制的字符串形式
		for (int j = 0; j < len; j++) {
			buf.append(HEX_DIGITS[(bytes[j] >> 4) & 0x0f]);
			buf.append(HEX_DIGITS[bytes[j] & 0x0f]);
		}
		return buf.toString();
	}

	public static String encode(String str) {
		if (str == null) {
			return null;
		}
		try {
			MessageDigest messageDigest = MessageDigest.getInstance("SHA1");
			messageDigest.update(str.getBytes());
			return getFormattedText(messageDigest.digest());
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}

	/**
	 * 获取签名 用于页面wx.config注入
	 * 
	 * @param timestamp
	 *            Sha1Util.getTimeStamp()
	 * @param nonce_str
	 *            Sha1Util.getNonceStr()
	 * @param url
	 *            当前网页的URL不包含#及其后面部分(参数需要带上,必须是完整的URL)
	 * @return "" 表示获取签名出现异常
	 * @throws Exception
	 */
	public static String createSignature(String timestamp, String nonce_str, String url) throws Exception {
		SortedMap signParams = new TreeMap();
		String jsapi_ticket = getTicket();
		if (WechatPayStringUtil.isEmpty(jsapi_ticket)) {
			logger.info("获取jsapi_ticket异常");
			return "";
		}
		if (WechatPayStringUtil.isEmpty(nonce_str)) {
			logger.info("nonce_str参数不能为空");
			return "";
		}
		signParams.put("nonce_str", nonce_str);
		signParams.put("jsapi_ticket", jsapi_ticket);
		if (WechatPayStringUtil.isEmpty(timestamp)) {
			logger.info("timestamp参数不能为空");
			return "";
		}
		signParams.put("timestamp", timestamp);
		if (WechatPayStringUtil.isEmpty(url)) {
			logger.info("url参数不能为空");
			return "";
		}
		signParams.put("url", url);
		String signature = "";
		try {
			signature = WechatPayUtil.getSignature(signParams);
		} catch (IOException e) {
			logger.info("wx.config签名生成异常：" + e.getMessage());
			e.printStackTrace();
		}
		if (signature.equals("false")) {
			return "";
		}
		return signature;
	}

	/**
	 * 获取当前公众号jsapi_ticke
	 * 
	 * @return
	 * @throws Exception
	 */
	public static String getTicket() {
		// Cache cache = CacheManager.getCacheInfo("WeiXinUtils.getTicket");
		// if ((cache == null) || (cache.isExpired())) {
		String ticket = "";
		String result = "";
		try {
			String parameter = "access_token=" + getAccessToken() + "&type=jsapi";
			result = WechatPayHttpUtils.HttpPosts("http://api.weixin.qq.com/cgi-bin/ticket/getticket?", parameter);
			logger.info("========= 获取权限getTicket" + result);
			ticket = JSON.parseObject(result).getString("ticket");
		} catch (Exception e) {
			logger.error("获取当前公众号jsapi_ticke产生异常：" + e.getMessage());
			e.printStackTrace();
		}
		/*
		 * cache = new Cache();
		 * cache.setValue(JSONObject.fromObject(result).get("ticket"));
		 * CacheManager.putCacheInfo("WeiXinUtils.getTicket", cache, 6900000L);
		 * return cache.getValue().toString();
		 */
		return ticket;
	}

	public static String SHA1(String decript) {
		try {
			MessageDigest digest = MessageDigest.getInstance("SHA-1");
			digest.update(decript.getBytes());
			byte messageDigest[] = digest.digest();
			// Create Hex String
			StringBuffer hexString = new StringBuffer();
			// 字节数组转换为 十六进制 数
			for (int i = 0; i < messageDigest.length; i++) {
				String shaHex = Integer.toHexString(messageDigest[i] & 0xFF);
				if (shaHex.length() < 2) {
					hexString.append(0);
				}
				hexString.append(shaHex);
			}
			return hexString.toString();

		} catch (NoSuchAlgorithmException e) {
			e.printStackTrace();
		}
		return "";
	}

	/**
	 * 获取当前公众号access_token
	 * 
	 * @return
	 * @throws Exception
	 */
	public static String getAccessToken() {
		/*
		 * String access_token = ""; Cache cache =
		 * CacheManager.getCacheInfo("WeiXinUtils.getAccessToken"); if ((cache
		 * == null) || (cache.isExpired())) { log.info("AccessToken没有cache");
		 * String result = ""; try { String parameter =
		 * "grant_type=client_credential&appid=" + appId + "&secret=" +
		 * appSecret; result = GongZhongUtils.sendPost(
		 * "http://api.weixin.qq.com/cgi-bin/token?", parameter);
		 * log.info("appid---" + appId); log.info("secret---" + appSecret);
		 * log.info("access_token---"+
		 * JSONObject.fromObject(result).get("access_token")); } catch
		 * (Exception e) { System.err.println("获取当前公众号access_token产生异常：" +
		 * e.getMessage()); e.printStackTrace(); } cache = new Cache();
		 * cache.setValue(JSONObject.fromObject(result).get("access_token"));
		 * log.info("cache中的access_token---" + cache.getValue());
		 * CacheManager.putCacheInfo("WeiXinUtils.getAccessToken", cache,
		 * 6900000L); access_token = cache.getValue().toString();
		 * log.info("保存在缓存中的access_token---" + access_token); } access_token =
		 * cache.getValue().toString(); log.info("保存在缓存中的access_token---" +
		 * access_token); try { HttpServletRequest request =
		 * ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes(
		 * )).getRequest(); String basePath =
		 * request.getScheme()+"://"+request.getServerName()+request.
		 * getContextPath()+"/"; String openid ="";
		 * if(basePath.contains("localhost") ||
		 * basePath.contains("food.java.1yg.tv") ||
		 * basePath.contains("127.0.0.1")){
		 * openid="oWKsFs0OooGjWws8rFKqUkkFU_rU"; }else{
		 * openid="oHTpCwLU8VcPKp49HBE463eZoT-Q"; } UserInfo u = new UserInfo();
		 * String reslut = GongZhongUtils.sendPost(
		 * "http://api.weixin.qq.com/cgi-bin/user/info?", "access_token=" +
		 * access_token + "&openid="+openid); System.out.println("UserInfo:" +
		 * reslut); JSONObject obj = JSONObject.fromObject(reslut); if (obj ==
		 * null) { String parameter = "grant_type=client_credential&appid=" +
		 * appId + "&secret=" + appSecret; String result =
		 * GongZhongUtils.sendPost( "http://api.weixin.qq.com/cgi-bin/token?",
		 * parameter); log.info("appid---" + appId); log.info("secret---" +
		 * appSecret); log.info("access_token---" +
		 * JSONObject.fromObject(result).get("access_token")); cache = new
		 * Cache(); cache.setValue(JSONObject.fromObject(result)
		 * .get("access_token")); log.info("cache中的access_token---" +
		 * cache.getValue());
		 * CacheManager.putCacheInfo("WeiXinUtils.getAccessToken", cache,
		 * 6900000L); access_token = cache.getValue().toString(); } else if
		 * (Tools.isEmpty(obj.get("errcode") + "")) { return access_token; }
		 * else if (obj.get("errcode").equals("40001")) { String parameter =
		 * "grant_type=client_credential&appid=" + appId + "&secret=" +
		 * appSecret; String result = GongZhongUtils.sendPost(
		 * "http://api.weixin.qq.com/cgi-bin/token?", parameter);
		 * log.info("appid---" + appId); log.info("secret---" + appSecret);
		 * log.info("access_token---" +
		 * JSONObject.fromObject(result).get("access_token")); cache = new
		 * Cache(); cache.setValue(JSONObject.fromObject(result)
		 * .get("access_token")); log.info("cache中的access_token---" +
		 * cache.getValue());
		 * CacheManager.putCacheInfo("WeiXinUtils.getAccessToken", cache,
		 * 6900000L); access_token = cache.getValue().toString(); }
		 * 
		 * } catch (Exception e) { log.info("验证access_token是否过期时获取微信用户信息异常：" +
		 * e.toString()); e.printStackTrace(); }
		 * 
		 * return access_token; }
		 */

		String access_token = "";
		String result = "";
		try {
			String parameter = "grant_type=client_credential&appid=" + WechatPayConfig.APP_PUBLIC_ID + "&secret="
					+ WechatPayConfig.API_PUBLIC_KEY;
			result = WechatPayHttpUtils.HttpPosts("http://api.weixin.qq.com/cgi-bin/token?", parameter);
			logger.info("========= 获取权限getAccessToken" + result);
			access_token = JSON.parseObject(result).getString("access_token");
		} catch (Exception e) {
			logger.info("获取当前公众号access_token产生异常：" + e.getMessage());
			e.printStackTrace();
		}
		return access_token;
	}

	/**
	 * 获取页面授权用户openID
	 * 
	 * @param code
	 * @return
	 * @throws Exception
	 */
	public static String getOpenId(String code) throws Exception {
		String result, openid = "";
		String parameter = "grant_type=authorization_code&code=" + code + "&appid=" + WechatPayConfig.APP_PUBLIC_ID
				+ "&secret=" + WechatPayConfig.API_PUBLIC_KEY;
		try {
			result = WechatPayHttpUtils.HttpPosts("http://api.weixin.qq.com/sns/oauth2/access_token?", parameter);
			logger.info("========= 获取权限getOpenId" + result);
			openid = JSON.parseObject(result).getString("openid");
		} catch (Exception e) {
			logger.error("获取当前openId产生异常：" + e.getMessage());
			e.printStackTrace();
		}
		return openid;

	}

	/**
	 * 请求code
	 * 
	 * @return 拉取授权地址
	 */
	public static String getCode() {
		// 第一个参数必须为appid 否则会appid参数错误
		String para = "appid=" + WechatPayConfig.APP_PUBLIC_ID + "&redirect_uri=" + WechatPayConfig.REDIRECT_URL
				+ "&response_type=code&scope=snsapi_base&state=wx#wechat_redirect";
		return "http://open.weixin.qq.com/connect/oauth2/authorize?" + para;
	}

	/**
	 * 请求code
	 * 
	 * @return 拉取授权地址
	 */
	public static String getCode(String redirectUrl) {
		// 第一个参数必须为appid 否则会appid参数错误
		String para = "appid=" + WechatPayConfig.APP_PUBLIC_ID + "&redirect_uri=" + redirectUrl
				+ "&response_type=code&scope=snsapi_base&state=wx#wechat_redirect";
		return "http://open.weixin.qq.com/connect/oauth2/authorize?" + para;
	}

	/**
	 * 请求code 传递自定义参数 state 参数可修改
	 * 
	 * @return 拉取授权地址
	 */
	public static String getCode(String redirectUrl, String str) {
		// 第一个参数必须为appid 否则会appid参数错误
		String para = "appid=" + WechatPayConfig.APP_PUBLIC_ID + "&redirect_uri=" + redirectUrl
				+ "&response_type=code&scope=snsapi_base&state=" + str + "#wechat_redirect";
		return "http://open.weixin.qq.com/connect/oauth2/authorize?" + para;
	}

	public static void main(String[] args) {
		System.out.println(getAccessToken() + "--" + getTicket());
	}
}

package com.common.pay.wechatpay.util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.security.KeyStore;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import javax.net.ssl.SSLContext;

import org.apache.http.NameValuePair;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.ssl.SSLContexts;
import org.apache.http.util.EntityUtils;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;

import com.common.pay.wechatpay.config.WechatPayConfig;

/**
 * HTTP工具类
 */
public class WechatPayHttpUtils {

	private static final String DEFAULT_CHARSET = "UTF-8";

	private static final int CONNECT_TIME_OUT = 5000; // 链接超时时间5秒

	private static final RequestConfig REQUEST_CONFIG = RequestConfig.custom().setConnectTimeout(CONNECT_TIME_OUT)
			.build();

	private static SSLContext wx_ssl_context = null; // 微信支付ssl证书

	static {
		// 微信商家证书
		Resource resource = new ClassPathResource("wx_apiclient_cert.p12");
		try {
			// 加载秘钥
			KeyStore keystore = KeyStore.getInstance("PKCS12");
			char[] keyPassword = WechatPayConfig.MCH_ID.toCharArray(); // 证书密码
			keystore.load(resource.getInputStream(), keyPassword);
			wx_ssl_context = SSLContexts.custom().loadKeyMaterial(keystore, keyPassword).build();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	/**
	 * @description 功能描述: get 请求
	 * @param url
	 *            请求地址
	 * @param params
	 *            参数
	 * @param headers
	 *            headers参数
	 * @return 请求失败返回null
	 */
	public static String get(String url, Map params, Map headers) {

		CloseableHttpClient httpClient = null;
		if (params != null && !params.isEmpty()) {
			StringBuffer param = new StringBuffer();
			boolean flag = true; // 是否开始
			for (Entry entry : params.entrySet()) {
				if (flag) {
					param.append("?");
					flag = false;
				} else {
					param.append("&");
				}
				param.append(entry.getKey()).append("=");

				try {
					param.append(URLEncoder.encode(entry.getValue(), DEFAULT_CHARSET));
				} catch (UnsupportedEncodingException e) {
					// 编码失败
				}
			}
			url += param.toString();
		}

		String body = null;
		CloseableHttpResponse response = null;
		try {
			httpClient = HttpClients.custom().setDefaultRequestConfig(REQUEST_CONFIG).build();
			HttpGet httpGet = new HttpGet(url);
			response = httpClient.execute(httpGet);
			body = EntityUtils.toString(response.getEntity(), DEFAULT_CHARSET);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (response != null) {
				try {
					response.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

			if (httpClient != null) {
				try {
					httpClient.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return body;
	}

	/**
	 * @description 功能描述: get 请求
	 * @param url
	 *            请求地址
	 * @return 请求失败返回null
	 */
	public static String get(String url) {
		return get(url, null);
	}

	/**
	 * @description 功能描述: get 请求
	 * @param url
	 *            请求地址
	 * @param params
	 *            参数
	 * @return 请求失败返回null
	 */
	public static String get(String url, Map params) {
		return get(url, params, null);
	}

	/**
	 * @description 功能描述: post 请求
	 * @param url
	 *            请求地址
	 * @param params
	 *            参数
	 * @return 请求失败返回null
	 */
	public static String post(String url, Map params) {
		CloseableHttpClient httpClient = null;
		HttpPost httpPost = new HttpPost(url);
		List nameValuePairs = new ArrayList<>();
		if (params != null && !params.isEmpty()) {
			for (Entry entry : params.entrySet()) {
				nameValuePairs.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
			}
		}

		String body = null;
		CloseableHttpResponse response = null;
		try {
			httpClient = HttpClients.custom().setDefaultRequestConfig(REQUEST_CONFIG).build();
			httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs, DEFAULT_CHARSET));
			response = httpClient.execute(httpPost);
			body = EntityUtils.toString(response.getEntity(), DEFAULT_CHARSET);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (response != null) {
				try {
					response.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

			if (httpClient != null) {
				try {
					httpClient.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return body;
	}

	/**
	 * @description 功能描述: post 请求
	 * @param url
	 *            请求地址
	 * @param s
	 *            参数xml
	 * @return 请求失败返回null
	 */
	public static String post(String url, String s) {
		CloseableHttpClient httpClient = null;
		HttpPost httpPost = new HttpPost(url);
		String body = null;
		CloseableHttpResponse response = null;
		try {
			httpClient = HttpClients.custom().setDefaultRequestConfig(REQUEST_CONFIG).build();
			httpPost.setEntity(new StringEntity(s, DEFAULT_CHARSET));
			response = httpClient.execute(httpPost);
			body = EntityUtils.toString(response.getEntity(), DEFAULT_CHARSET);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (response != null) {
				try {
					response.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

			if (httpClient != null) {
				try {
					httpClient.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return body;
	}

	/**
	 * @description 功能描述: post http请求，服务器双向证书验证
	 * @param url
	 *            请求地址
	 * @param params
	 *            参数
	 * @return 请求失败返回null
	 */
	public static String posts(String url, Map params) {
		CloseableHttpClient httpClient = null;
		HttpPost httpPost = new HttpPost(url);
		List nameValuePairs = new ArrayList<>();
		if (params != null && !params.isEmpty()) {
			for (Entry entry : params.entrySet()) {
				nameValuePairs.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
			}
		}

		String body = null;
		CloseableHttpResponse response = null;
		try {
			httpClient = HttpClients.custom().setDefaultRequestConfig(REQUEST_CONFIG)
					.setSSLSocketFactory(getSSLConnectionSocket()).build();
			httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs, DEFAULT_CHARSET));
			response = httpClient.execute(httpPost);
			body = EntityUtils.toString(response.getEntity(), DEFAULT_CHARSET);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (response != null) {
				try {
					response.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

			if (httpClient != null) {
				try {
					httpClient.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return body;
	}

	/**
	 * @description 功能描述: post http请求，服务器双向证书验证
	 * @param url
	 *            请求地址
	 * @param s
	 *            参数xml
	 * @return 请求失败返回null
	 */
	public static String posts(String url, String s) {
		CloseableHttpClient httpClient = null;
		HttpPost httpPost = new HttpPost(url);
		String body = null;
		CloseableHttpResponse response = null;
		try {
			httpClient = HttpClients.custom().setDefaultRequestConfig(REQUEST_CONFIG)
					.setSSLSocketFactory(getSSLConnectionSocket()).build();
			httpPost.setEntity(new StringEntity(s, DEFAULT_CHARSET));
			response = httpClient.execute(httpPost);
			body = EntityUtils.toString(response.getEntity(), DEFAULT_CHARSET);
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (response != null) {
				try {
					response.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

			if (httpClient != null) {
				try {
					httpClient.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return body;
	}

	// 获取ssl connection链接
	private static SSLConnectionSocketFactory getSSLConnectionSocket() {
		return new SSLConnectionSocketFactory(wx_ssl_context, new String[] { "TLSv1", "TLSv1.1", "TLSv1.2" }, null,
				SSLConnectionSocketFactory.getDefaultHostnameVerifier());
	}

	public static String sendPost(String url, String parameter) throws Exception {
		String result = post(url, parameter);
		return result;
	}

	public static String HttpPosts(String url, String parameterList) throws Exception {
		OutputStreamWriter out = null;
		StringBuilder result = new StringBuilder();
		while_1_: do {
			while_0_: do {
				do {
					try {
						try {
							URL urlTemp = new URL(url);
							URLConnection connection = urlTemp.openConnection();
							connection.setDoOutput(true);
							out = (new OutputStreamWriter(connection.getOutputStream(), "UTF-8"));
							out.write(parameterList);
							out.flush();
							String line = "";
							InputStream is = connection.getInputStream();
							BufferedReader br = (new BufferedReader(new InputStreamReader(is, "UTF-8")));
							while ((line = br.readLine()) != null)
								result.append(line);
						} catch (Exception e) {
							e.printStackTrace();
							break;
						}
						break while_0_;
					} catch (Exception object) {
						if (out != null) {
							try {
								out.close();
							} catch (IOException e) {
								e.printStackTrace();
							}
						}
						throw object;
					}
				} while (false);
				if (out != null) {
					try {
						out.close();
					} catch (IOException e) {
						e.printStackTrace();
					}
				}
				break while_1_;
			} while (false);
			if (out != null) {
				try {
					out.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		} while (false);
		return result.toString();
	}

	}


package com.common.pay.wechatpay.config;

/**
 * WechatPayConfig 微信支付配置类
 * 
 */
public class WechatPayConfig {

	// 微信支付应用ID
	public static final String APP_ID = "asfsdfasdfasf";
	// 微信支付商户ID
	public static final String MCH_ID = "sadfasfwewer";
	// 证书秘钥
	public static final String API_KEY = "asfdasfasdaf";

	// 微信支付公众号应用ID
	public static final String APP_PUBLIC_ID = "asdfasfasfadf";
	// 微信支付公众号商户ID
	public static final String MCH_PUBLIC_ID = "4234234242424";
	// 公众号证书秘钥
	public static final String API_PUBLIC_KEY = "asdfasfasfadf4234234242424";
	// 用户令牌
	public static final String ACCESS_TOKEN = "ACCESS_TOKEN";
	// 转发地址(下单)
	public static final String REDIRECT_URL = "/wechatpay_qrcode/wxprepay";

}


jsp页面

<%@page language="java"contentType="text/html; charset=UTF-8"pageEncoding="UTF-8"%><%

long t = System.currentTimeMillis();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";%><
	meta http-equiv="Content-Type"content="text/html; charset=UTF-8">微信公众号支付二维码生成如下
<
	div id="qrCode">
< script type="text/javascript"src="<%=basePath %>wechatpay_qrcode/js/jquery.min.js?t=<%=t%>">< script type="text/javascript"src="<%=basePath %>wechatpay_qrcode/js/jquery.qrcode.min.js?t=<%=t%>">< script type="text/javascript"> $('#qrCode').qrcode("${codeUrl}"); <% @ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <% long t = System.currentTimeMillis(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";%>< meta http-equiv="Content-Type"content="text/html; charset=UTF-8">微信公众号支付二维码生成如下
< div id="qrCode">
< script type="text/javascript"src="<%=basePath %>wechatpay_qrcode/js/jquery.min.js?t=<%=t%>">< script type="text/javascript"src="<%=basePath %>wechatpay_qrcode/js/jquery.qrcode.min.js?t=<%=t%>">< script type="text/javascript"> $('#qrCode').qrcode("${codeUrl}"); <% @ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib prefix="spring" uri="http://www.springframework.org/tags" %> <% long t = System.currentTimeMillis(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";%>< meta name="viewport"content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"/>< meta name = "apple-mobile-web-app-capable"content="yes"/>< meta name = "apple-mobile-web-app-status-bar-style"content="black"/>< meta name = "format-detection"content="telephone=no"/>< link href = "<%=basePath %>wechatpay_qrcode/css/common.css?t=<%=t%>"rel="stylesheet"type="text/css"/>< style type = "text/css" > body, h1, h2, h3, p, div, ol, ul, input, button, span,:before,:after { margin: 0; padding: 0 } html,body { font-size:16 px;max-width:100%;font-family:Arial,Helvetica,sans-serif } html { font-size:62.5% } ul { list-style:none } .content { padding:3 rem 1 rem } .pay_li_em { width:8 rem;text-align:right;font-style:normal;display:inline-block } .pay_li_span { margin-left:5 px } .pay_li { width:90%;margin:0 auto;height:6 rem;line-height:6 rem;border:1 px solid#d9d9d9;padding:0 1 rem;border-radius:5 px;box-sizing:border-box;-webkit-box-sizing:border-box;margin-top:2 rem;margin-bottom:2 rem;color:#5 a5a5a;font-size:15 px;vertical-align:middle } #wcPay { width:90%;display:block;border-style:none;background:#108ee 9;color:#fff;margin:0 auto;height:5 rem;line-height:5 rem;vertical-align:middle;border-radius:5 px;outline:0 } #wcPay:active { background:#0e77 ca }
  • 车场:$ { parking_name }
  • 车牌:$ { car_num }
  • 金额:$ { pay_money }
  • 停车时长:$ { parking_log }
  • 进场时间:$ { approach_service_time }
< input id = "wcPay"type="button"value="确认支付"/>
< script type = "text/javascript"src="<%=basePath %>wechatpay_qrcode/js/jquery.min.js?t=<%=t%>">< script type = "text/javascript"src="/uploads/allimg/180404/150Z230H-5.jpg">< script type = "text/javascript"src="<%=basePath %>wechatpay_qrcode/js/common.js?t=<%=t%>">< script type = "text/javascript" > function weixinPrePay() { // alert("进入支付方法"); $("#wcPay").attr("disabled","disabled");// 再改成disabled $("#wcPay").val('支付中...'); WeixinJSBridge.invoke('getBrandWCPayRequest',{"appId":'${appId }', // 公众号名称，由商户传入 "timeStamp":'${timeStamp}', // 时间戳，自1970年以来的秒数 "nonceStr":'${nonceStr}', // 随机串 "package":"prepay_id="+'${prepayid}',"signType":"MD5", // 微信签名方式： "paySign":'${paySign}' // 微信签名 },function(res){ // 支付成功后的回调函数，详细请参见：http://pay.weixin.qq.com/wiki/doc/api/index.php?chapter=7_7 if(res.err_msg=="get_brand_wcpay_request:ok"){ // 使用以上方式判断前端返回,微信团队郑重提示：res.err_msg将在用户支付成功后返回 // ok，但并不保证它绝对可靠。 // 此处为安全期间，应调用商户api查询订单状态。 window.location.href="<%=basePath%>wechatpay_qrcode/success.jsp";// 支付成功页面 }else if(res.err_msg=="get_brand_wcpay_request:cancel") // 支付过程中用户取消 { }else if(res.err_msg=="get_brand_wcpay_request:fail") // 支付失败 { // TODO：支付失败的商户处理逻辑。 window.location.href="<%=basePath%>wechatpay_qrcode/error.jsp";// 支付失败页面 }else{window.location.href="<%=basePath%>wechatpay_qrcode/error.jsp";// 支付失败页面 }$("#wcPay").removeAttr("disabled");// 要变成Enable，JQuery只能这么写 $("#wcPay").val('立即支付');}); } $( function() { // alert("weixinJump appId:"+'${appId }'+" ,timeStamp:"+'${timeStamp}'+", nonceStr:"+'${nonceStr}'+",signature:"+'${signature}'); wx.config({ debug: true, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。 appId: '${appId}', // 必填，公众号的唯一标识 timestamp: '${timeStamp}', // 必填，生成签名的时间戳 nonceStr: '${nonceStr}', // 必填，生成签名的随机串 signature: '${signature}', // 必填，调用js签名， jsApiList : [ 'checkJsApi', 'onMenuShareTimeline', 'onMenuShareAppMessage', 'onMenuShareQQ', 'onMenuShareWeibo', 'hideMenuItems', 'showMenuItems', 'hideAllNonBaseMenuItem', 'showAllNonBaseMenuItem', 'translateVoice', 'startRecord', 'stopRecord', 'onRecordEnd', 'playVoice', 'pauseVoice', 'stopVoice', 'uploadVoice', 'downloadVoice', 'chooseImage', 'previewImage', 'uploadImage', 'downloadImage', 'getNetworkType', 'openLocation', 'getLocation', 'hideOptionMenu', 'showOptionMenu', 'closeWindow', 'scanQRCode', 'chooseWXPay', 'openProductSpecificView', 'addCard', 'chooseCard', 'openCard' ] // 必填，需要使用的JS接口列表，这里只写支付的 }); // alert("初始化成功"); $("#wcPay").click( function(){ weixinPrePay(); }); });




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