145 lines
5.1 KiB
Plaintext
145 lines
5.1 KiB
Plaintext
package com.jysoft.weChat.util;
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import java.io.InputStream;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Random;
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import javax.servlet.http.HttpServletRequest;
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import org.dom4j.Document;
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import org.dom4j.Element;
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import org.dom4j.io.SAXReader;
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public class MessageUtil {
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/**
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* 解析微信发来的请求（XML）
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*
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* @param request
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* @return map
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* @throws Exception
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*/
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@SuppressWarnings("unchecked")
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public static Map<String, String> parseXml(HttpServletRequest request) throws Exception {
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// 将解析结果存储在HashMap中
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Map<String, String> map = new HashMap<String, String>();
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// 从request中取得输入流
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InputStream inputStream = request.getInputStream();
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System.out.println("获取输入流");
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// 读取输入流
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SAXReader reader = new SAXReader();
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Document document = reader.read(inputStream);
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// 得到xml根元素
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Element root = document.getRootElement();
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// 得到根元素的所有子节点
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List<Element> elementList = root.elements();
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// 遍历所有子节点
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for (Element e : elementList) {
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System.out.println(e.getName() + "|" + e.getText());
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map.put(e.getName(), e.getText());
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}
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// 释放资源
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inputStream.close();
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inputStream = null;
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return map;
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}
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/**
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* @openID oh0lEwZQQOojVQv3lP2FHVHgzgNk 根据消息类型 构造返回消息
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*/
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public static String buildXml(Map<String, String> map) {
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String result;
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String msgType = map.get("MsgType").toString();
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// 取消关注事件
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if (msgType.toUpperCase().equals("EVENT") && map.get("Event").toString().toUpperCase().equals("SUBSCRIBE")) {
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// 第一次关注时，进行授权
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String fromUserName = map.get("FromUserName");
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result = buildTextMessage(map, "欢迎关注思极锐视服务号，<a href='" + Wechatconfig.DNS + Wechatconfig.registerUrl + "?openid=" + fromUserName + "'>点击此处进行用户绑定</a>！");
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} else if (msgType.toUpperCase().equals("TEXT")) {
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String content = map.get("Content").toString();
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if (content.contains("热点")) {
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result = buildTextMessage(map, "http://5wjr4e.natappfree.cc/");
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} else if (content.contains("音乐")) {
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result = buildMusicMessage(map);
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} else {
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result = buildTextMessage(map, "请输入关键字");
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}
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} else {
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String fromUserName = map.get("FromUserName");
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// 开发者微信号
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String toUserName = map.get("ToUserName");
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result = String.format("<xml>" + "<ToUserName><![CDATA[%s]]></ToUserName>" + "<FromUserName><![CDATA[%s]]></FromUserName>" + "<CreateTime>%s</CreateTime>" + "<MsgType><![CDATA[text]]></MsgType>" + "<Content><![CDATA[%s]]></Content>" + "</xml>", fromUserName, toUserName, getUtcTime(), "请回复如下关键词：\n文本\n图片\n语音\n视频\n音乐\n图文");
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}
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return result;
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}
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/**
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* 构造文本消息
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*
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* @param map
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* @param content
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* @return
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*/
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private static String buildTextMessage(Map<String, String> map, String content) {
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// 发送方帐号
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String fromUserName = map.get("FromUserName");
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// 开发者微信号
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String toUserName = map.get("ToUserName");
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/**
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* 文本消息XML数据格式
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*/
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return String.format("<xml>" + "<ToUserName><![CDATA[%s]]></ToUserName>" + "<FromUserName><![CDATA[%s]]></FromUserName>" + "<CreateTime>%s</CreateTime>" + "<MsgType><![CDATA[text]]></MsgType>" + "<Content><![CDATA[%s]]></Content>" + "</xml>", fromUserName, toUserName, getUtcTime(), content);
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}
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private static String getUtcTime() {
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Date dt = new Date();// 如果不需要格式,可直接用dt,dt就是当前系统时间
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DateFormat df = new SimpleDateFormat("yyyyMMddhhmm");// 设置显示格式
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String nowTime = df.format(dt);
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long dd = (long) 0;
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try {
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dd = df.parse(nowTime).getTime();
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} catch (Exception e) {
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}
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return String.valueOf(dd);
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}
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/**
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* 回复音乐消息
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*
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* @param map
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* @return
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*/
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private static String buildMusicMessage(Map<String, String> map) {
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String fromUserName = map.get("FromUserName");
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String toUserName = map.get("ToUserName");
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String title = "亲爱的路人";
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String description = "你想听的音乐";
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String hqMusicUrl = "http://www.kugou.com/song/20qzz4f.html?frombaidu#hash=20C16B9CCCCF851D1D23AF52DD963986&album_id=0";
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return String.format("<xml>" + "<ToUserName><![CDATA[%s]]></ToUserName>" + "<FromUserName><![CDATA[%s]]></FromUserName>" + "<CreateTime>%s</CreateTime>" + "<MsgType><![CDATA[music]]></MsgType>" + "<Music>" + " <Title><![CDATA[%s]]></Title>" + " <Description><![CDATA[%s]]></Description>" + " <MusicUrl>< ![CDATA[%s] ]></MusicUrl>" + // 非必须项 音乐链接
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" <HQMusicUrl><![CDATA[%s]]></HQMusicUrl>" + // 非必须项 高质量音乐链接，WIFI环境优先使用该链接播放音乐
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"</Music>" + "</xml>", fromUserName, toUserName, getUtcTime(), title, description, hqMusicUrl, hqMusicUrl);
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}
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/**
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* @Author yeping
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* @Description 生成6位数字随机验证码
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* @Date 2019-11-3
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* @Param []
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* @return java.lang.String
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**/
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public static String getVerifyCode() {
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return String.valueOf(new Random().nextInt(899999) + 100000);
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}
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}
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