From ffb13ddfb98ddc0f360caa313a93b5dc8d6483f5 Mon Sep 17 00:00:00 2001
From: hjl <1657978663@qq.com>
Date: 星期二, 21 五月 2024 17:42:53 +0800
Subject: [PATCH] feat: 接口返回更改;微信分享接口提供

---
 ruoyi-service/ruoyi-study/src/main/java/com/ruoyi/study/service/impl/TUserServiceImpl.java |  104 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 104 insertions(+), 0 deletions(-)

diff --git a/ruoyi-service/ruoyi-study/src/main/java/com/ruoyi/study/service/impl/TUserServiceImpl.java b/ruoyi-service/ruoyi-study/src/main/java/com/ruoyi/study/service/impl/TUserServiceImpl.java
index 54ab466..e0a84d7 100644
--- a/ruoyi-service/ruoyi-study/src/main/java/com/ruoyi/study/service/impl/TUserServiceImpl.java
+++ b/ruoyi-service/ruoyi-study/src/main/java/com/ruoyi/study/service/impl/TUserServiceImpl.java
@@ -1,22 +1,37 @@
 package com.ruoyi.study.service.impl;
 
 import cn.hutool.core.util.RandomUtil;
+import com.alibaba.fastjson2.JSONObject;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.ruoyi.common.core.constant.Constants;
 import com.ruoyi.common.core.constant.RedisConstants;
+import com.ruoyi.common.core.constant.TokenConstants;
 import com.ruoyi.common.core.exception.GlobalException;
 import com.ruoyi.common.security.service.TokenService;
 import com.ruoyi.study.domain.TUser;
 import com.ruoyi.study.dto.AppUserQuery;
 import com.ruoyi.study.mapper.TUserMapper;
 import com.ruoyi.study.service.ITUserService;
+import com.ruoyi.study.utils.RandomVxUtil;
+import com.ruoyi.study.utils.SignatureUtil;
 import com.ruoyi.study.vo.AppUserVO;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.util.EntityUtils;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
+import java.io.IOException;
 import java.util.Date;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.concurrent.TimeUnit;
 
 /**
@@ -34,6 +49,18 @@
     private RedisTemplate<String, Object> redisTemplate;
     @Resource
     private TokenService tokenService;
+
+    /**
+     * 微信公众号的appid
+     */
+    @Value("appId")
+    private String appId;
+
+    /**
+     * 微信公众号的appSecret
+     */
+    @Value("secret")
+    private String secret;
 
     @Override
     public List<AppUserVO> listAll(AppUserQuery query) {
@@ -86,4 +113,81 @@
         return null != vipEndTime && System.currentTimeMillis() <= vipEndTime.getTime();
     }
 
+    @Override
+    public Map<String, Object> weiXinShare(String url) {
+        // 初始化微信API,并注册AppID
+        long timestamp = System.currentTimeMillis() / 1000;
+        String noncestr = RandomVxUtil.createRandomString(16);
+        String ticket = getTicket(getToken(appId, secret));
+        String str = "jsapi_ticket=" + ticket + "&noncestr=" + noncestr + "&timestamp=" + timestamp + "&url=" + url;
+        // 获取加密后的签名
+        String signature = SignatureUtil.getSignature(str);
+        Map<String, Object> map = new HashMap<>();
+        map.put("appId", appId);
+        map.put("timestamp", timestamp);
+        map.put("nonceStr", noncestr);
+        map.put("signature", signature);
+        return map;
+    }
+
+    public String getToken(String appid, String secret) {
+        //拼接访问地址
+        String apiUrl = String.format(TokenConstants.VX_TOKEN_API_PREFIX, appid, secret);
+        HttpClient client = HttpClients.createDefault();
+        //get请求
+        HttpGet get = new HttpGet(apiUrl);
+        // 初始化解析json格式的对象
+        String result = null;
+        try {
+            HttpResponse res = client.execute(get);
+            // 初始化响应内容
+            String responseContent;
+            HttpEntity entity = res.getEntity();
+            //设置编码格式
+            responseContent = EntityUtils.toString(entity, "UTF-8");
+            // 将json字符串转换为json对象
+            JSONObject json = JSONObject.parseObject(responseContent);
+            if (res.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
+                if (json.get(Constants.ERR_CODE) != null) {
+                    // 错误时微信会返回错误码等信息,{"errcode":40013,"errmsg":"invalid appid"}
+                    throw new GlobalException("微信授权失败!");
+                } else {
+                    // 正常情况下{"access_token":"ACCESS_TOKEN","expires_in":7200}
+                    result = String.valueOf(json.get("access_token"));
+                }
+            }
+            return result;
+        } catch (IOException e) {
+            throw new GlobalException("微信授权失败!");
+        }
+    }
+
+    public static String getTicket(String accessToken) {
+        String turl = String.format(TokenConstants.VX_TICKET_API_PREFIX, accessToken);
+        HttpClient client = HttpClients.createDefault();
+        HttpGet get = new HttpGet(turl);
+        String result = null;
+        try {
+            HttpResponse res = client.execute(get);
+            // 响应内容
+            String responseContent;
+            HttpEntity entity = res.getEntity();
+            responseContent = EntityUtils.toString(entity, "UTF-8");
+            JSONObject jsonObject = JSONObject.parseObject(responseContent);
+            // 将json字符串转换为json对象
+            if (res.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
+                if (jsonObject.get(Constants.ERR_CODE) == null) {
+                    // 错误时微信会返回错误码等信息,{"errcode":40013,"errmsg":"invalid appid"}
+                    throw new GlobalException("微信授权失败!");
+                } else {
+                    // 正常情况下{"access_token":"ACCESS_TOKEN","expires_in":7200}
+                    result = String.valueOf(jsonObject.get("ticket"));
+                }
+            }
+            return result;
+        } catch (IOException e) {
+            throw new GlobalException("微信授权失败!");
+        }
+    }
+
 }

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