package com.java110.front.controller;
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import com.java110.core.base.controller.BaseController;
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import com.java110.core.factory.AuthenticationFactory;
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import com.java110.core.factory.WechatFactory;
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import com.java110.utils.constant.WechatConstant;
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import org.dom4j.Document;
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import org.dom4j.DocumentHelper;
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import org.dom4j.Element;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import javax.servlet.ServletInputStream;
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import javax.servlet.http.HttpServletRequest;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.Arrays;
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/**
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* @ClassName WechatController
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* @Description TODO 微信 对接类
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* @Author wuxw
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* @Date 2020/6/13 21:48
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* @Version 1.0
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* add by wuxw 2020/6/13
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**/
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@RestController
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@RequestMapping(path = "/app/wechat")
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public class WechatGatewayController extends BaseController {
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private final static Logger logger = LoggerFactory.getLogger(WechatGatewayController.class);
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/**
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* 微信登录接口
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*
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* @param request
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*/
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@RequestMapping(path = "/gateway")
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public ResponseEntity<String> gateway(HttpServletRequest request) {
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String token = WechatConstant.TOKEN;
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String signature = request.getParameter("signature");
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String timestamp = request.getParameter("timestamp");
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String nonce = request.getParameter("nonce");
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String echostr = request.getParameter("echostr");
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String responseStr = "";
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logger.debug("token = " + token + "||||" + "signature = " + signature + "|||" + "timestamp = "
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+ timestamp + "|||" + "nonce = " + nonce + "|||" + "echostr = " + echostr);
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String sourceString = "";
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String[] ss = new String[]{token, timestamp, nonce};
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Arrays.sort(ss);
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for (String s : ss) {
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sourceString += s;
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}
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String signature1 = AuthenticationFactory.SHA1Encode(sourceString).toLowerCase();
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logger.debug("sourceString = " + sourceString + "||||" + "signature1 = " + signature1);
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try {
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if (signature1.equals(signature)) {
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if (echostr == null) {
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String postStr = this.readStreamParameter(request.getInputStream());
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if (postStr == null || postStr.length() == 0) {
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responseStr = "未输入任何内容";
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} else {
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/*if (postStr.equals(new String(postStr.getBytes("ISO-8859-1"), "ISO-8859-1"))) {
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logger.debug(" This type is iso-8859-1");
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postStr = new String(postStr.getBytes("ISO-8859-1"), "UTF-8");
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}
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if (postStr.equals(new String(postStr.getBytes("GB2312"), "GB2312"))) {
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logger.debug(" This type is GB2312" + postStr);
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postStr = new String(postStr.getBytes("GB2312"), "UTF-8");
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logger.debug(" change postStr to utf-8 " + postStr);
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}
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if (postStr.equals(new String(postStr.getBytes("GBK"), "GBK"))) {
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logger.debug(" This type is GBK");
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postStr = new String(postStr.getBytes("GBK"), "UTF-8");
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}
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postStr = new String(postStr.getBytes("GB2312"), "UTF-8");*/
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Document document = DocumentHelper.parseText(postStr);
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Element root = document.getRootElement();
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String fromUserName = root.elementText("FromUserName");
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String toUserName = root.elementText("ToUserName");
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String keyword = root.elementTextTrim("Content");
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String msgType = root.elementTextTrim("MsgType");
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String event = root.elementText("Event");
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String eventKey = root.elementText("EventKey");
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if (WechatConstant.MSG_TYPE_TEXT.equals(msgType)) {
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responseStr = textResponseHandler(fromUserName, toUserName, keyword);
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} else if (WechatConstant.MSG_TYPE_EVENT.equals(msgType)) {
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responseStr = eventResponseHandler(fromUserName, toUserName, keyword, event, eventKey);
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} else {
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responseStr = eventResponseHandler(fromUserName, toUserName, keyword, event, eventKey);
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}
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}
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} else {
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responseStr = echostr;
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}
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logger.debug(">>>>>>>>>>>>>..responseStr>>>>>>>>>>>>>>>" + responseStr);
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} else {
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responseStr = "亲，非法访问，签名失败";
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}
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} catch (Exception e) {
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// TODO Auto-generated catch block
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logger.error("处理失败", e);
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responseStr = "亲，网络超时，请稍后重试";
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}
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return new ResponseEntity<String>(responseStr, HttpStatus.OK);
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}
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/**
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* 鏂囨湰淇℃伅鍥炲
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*
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* @param fromUserName
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* @param toUserName
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* @param keyword
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* @return
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*/
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private String textResponseHandler(String fromUserName, String toUserName,
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String keyword) {
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if (keyword == null || keyword.length() == 0) {
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return WechatFactory
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.formatText(toUserName, fromUserName, "未包含任何信息");
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} else {
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String responseStr = keyWordHandler(fromUserName, toUserName,
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keyword);
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return WechatFactory
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.formatText(toUserName, fromUserName, responseStr);
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}
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}
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private String keyWordHandler(String fromUserName, String toUserName,
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String keyword) {
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// TODO Auto-generated method stub
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String domain = WechatConstant.TOKEN;
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//String url = domain + "/IMSS/indexPage.do";
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return "HC小区物业管理系统是由java110团队于2017年4月份发起的前后端分离、分布式架构开源项目，目前我们的代码开源在github 和gitee上，开源项目由HC小区管理系统后端，HC小区管理系统前端，HC小区管理系统业主手机版和HC小区管理系统物业手机版，业务技术交流群：827669685";
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}
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/**
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* 事件处理
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*
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* @param fromUserName
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* @param toUserName
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* @param event
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* @param eventKey
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* @return
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* @throws Exception
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*/
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@SuppressWarnings({"unchecked"})
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public String eventResponseHandler(String fromUserName, String toUserName, String keyWords, String event,
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String eventKey) throws Exception {
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String resultStr = "";
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// 璁㈤槄
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if (event.equals("subscribe")) {
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resultStr = "HC小区物业管理系统是由java110团队于2017年4月份发起的前后端分离、分布式架构开源项目，目前我们的代码开源在github 和gitee上，开源项目由HC小区管理系统后端，HC小区管理系统前端，HC小区管理系统业主手机版和HC小区管理系统物业手机版，业务技术交流群：827669685";
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} else if (event.equals("unsubscribe")) {
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} else if (event.equalsIgnoreCase("CLICK")) {
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resultStr = textResponseHandler(fromUserName, toUserName,
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eventKey);
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} else {
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}
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return WechatFactory.formatText(toUserName, fromUserName, resultStr);
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}
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public String readStreamParameter(ServletInputStream in) {
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StringBuilder buffer = new StringBuilder();
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BufferedReader reader = null;
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try {
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reader = new BufferedReader(new InputStreamReader(in));
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String line = null;
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while ((line = reader.readLine()) != null) {
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buffer.append(line);
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}
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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if (null != reader) {
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try {
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reader.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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logger.debug("");
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return buffer.toString();
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}
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}
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