From 5d2cfd4562f74496a5263db3451c1e78ff53aead Mon Sep 17 00:00:00 2001
From: heheng <475597332@qq.com>
Date: 星期四, 27 三月 2025 08:44:16 +0800
Subject: [PATCH] 单据增加查询返回字段

---
 assess-common/src/main/java/com/gkhy/assess/common/utils/JwtTokenUtil.java |   89 +++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 82 insertions(+), 7 deletions(-)

diff --git a/assess-common/src/main/java/com/gkhy/assess/common/utils/JwtTokenUtil.java b/assess-common/src/main/java/com/gkhy/assess/common/utils/JwtTokenUtil.java
index cd30016..302045a 100644
--- a/assess-common/src/main/java/com/gkhy/assess/common/utils/JwtTokenUtil.java
+++ b/assess-common/src/main/java/com/gkhy/assess/common/utils/JwtTokenUtil.java
@@ -1,19 +1,30 @@
 package com.gkhy.assess.common.utils;
 
+import cn.hutool.core.date.DateUtil;
 import cn.hutool.crypto.digest.DigestUtil;
 import com.auth0.jwt.JWT;
 import com.auth0.jwt.JWTVerifier;
 import com.auth0.jwt.algorithms.Algorithm;
 import com.auth0.jwt.exceptions.JWTDecodeException;
+import com.auth0.jwt.interfaces.Claim;
 import com.auth0.jwt.interfaces.DecodedJWT;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.gkhy.assess.common.api.CommonResult;
 import com.gkhy.assess.common.exception.ApiException;
+import io.swagger.models.auth.In;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.shiro.crypto.hash.Md5Hash;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import javax.servlet.ServletResponse;
 import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.OutputStream;
 import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * JwtToken生成的工具类
@@ -37,8 +48,13 @@
 
     public static String tokenHead="";
 
-    /**Token有效期为7天(Token在reids中缓存时间为两倍)*/
-    public static final long EXPIRATION=(7 * 12) * 60 * 60 * 1000;  //JWT的超期限时间(60*60*24*7)
+    /**Token有效期为1天(Token在reids中缓存时间为两倍)  单位ms*/
+    public static final long EXPIRATION=(1 *12) * 60 * 60 * 1000;  //JWT的超期限时间(60*60*24*1)
+
+    /**
+     * token有效期还有30分钟,刷新token  单位ms
+     */
+    public static final long NEED_UPDATE_TIME= 30 * 60 * 1000;
 
     /**
      * 校验token是否正确
@@ -47,15 +63,31 @@
      * @param secret  用户密码
      * @return
      */
-    public static boolean verify(String token,String username,String secret){
+    public static boolean verify(String token,String username,String secret,Integer identity){
         try {
             Algorithm algorithm = Algorithm.HMAC256(secret);
-            JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username).build();
+            JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username)
+                    .withClaim("identity",identity).build();
             DecodedJWT jwt = verifier.verify(token);
             return true;
         }catch (Exception e){
             return false;
         }
+    }
+
+
+    public static boolean isNeedUpdate(String token, String username, String secret,Integer identity){
+        Date expertsAt =null;
+        try {
+            Algorithm algorithm = Algorithm.HMAC256(secret);
+            JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username)
+                    .withClaim("identity",identity).build();
+            expertsAt = verifier.verify(token).getExpiresAt();
+        }catch (Exception e){
+            throw new ApiException("token非法无效");
+        }
+        //如果剩余过期时间少于过期时常的一半时 需要更新
+        return (expertsAt.getTime()-System.currentTimeMillis()) < NEED_UPDATE_TIME;
     }
 
     /**
@@ -73,15 +105,32 @@
     }
 
     /**
+     * 获取token中的信息  无需secret解密也能获得
+     * @param token
+     * @return
+     */
+    public static Integer getIdentity(String token){
+        try {
+            DecodedJWT jwt = JWT.decode(token);
+            return jwt.getClaim("identity").asInt();
+        }catch (JWTDecodeException e){
+            return null;
+        }
+    }
+
+
+
+    /**
      * 生成签名
      * @param username
      * @param secret
      * @return
      */
-    public static String sign(String username,String secret){
-        Date date=new Date(System.currentTimeMillis()+EXPIRATION*1000);
+    public static String sign(String username,String secret,Integer identity){
+        Date date=new Date(System.currentTimeMillis()+EXPIRATION);
         Algorithm algorithm=Algorithm.HMAC256(secret);
-        return JWT.create().withClaim("username",username).withExpiresAt(date).sign(algorithm);
+        return JWT.create().withClaim("username",username)
+                .withClaim("identity",identity).withExpiresAt(date).sign(algorithm);
     }
 
     /**
@@ -127,4 +176,30 @@
     }
 
 
+    /**
+     *
+     * @param response
+     * @param code
+     * @param errorMsg
+     */
+    public static void responseError(ServletResponse response, String errorMsg) {
+        HttpServletResponse httpServletResponse = (HttpServletResponse) response;
+        // issues/I4YH95浏览器显示乱码问题
+        httpServletResponse.setHeader("Content-type", "text/html;charset=UTF-8");
+        CommonResult jsonResult = CommonResult.failed(errorMsg);
+        OutputStream os = null;
+        try {
+            os = httpServletResponse.getOutputStream();
+            httpServletResponse.setCharacterEncoding("UTF-8");
+         //   httpServletResponse.setStatus(code);
+            os.write(new ObjectMapper().writeValueAsString(jsonResult).getBytes("UTF-8"));
+            os.flush();
+            os.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+
+
 }

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