From 0208c795499b808c762edbb3d61432410692dd6e Mon Sep 17 00:00:00 2001
From: chenhj <chenhj@lunor.cn>
Date: 星期六, 24 五月 2025 14:50:15 +0800
Subject: [PATCH] Merge pull request 'chen' (#7) from chen into master

---
 ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java |  232 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 232 insertions(+), 0 deletions(-)

diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java
new file mode 100644
index 0000000..c0990f9
--- /dev/null
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java
@@ -0,0 +1,232 @@
+package com.ruoyi.framework.web.service;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import jakarta.servlet.http.HttpServletRequest;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import com.ruoyi.common.constant.CacheConstants;
+import com.ruoyi.common.constant.Constants;
+import com.ruoyi.common.core.domain.model.LoginUser;
+import com.ruoyi.common.core.redis.RedisCache;
+import com.ruoyi.common.utils.ServletUtils;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.ip.AddressUtils;
+import com.ruoyi.common.utils.ip.IpUtils;
+import com.ruoyi.common.utils.uuid.IdUtils;
+import eu.bitwalker.useragentutils.UserAgent;
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.SignatureAlgorithm;
+
+/**
+ * token楠岃瘉澶勭悊
+ * 
+ * @author ruoyi
+ */
+@Component
+public class TokenService
+{
+    private static final Logger log = LoggerFactory.getLogger(TokenService.class);
+
+    // 浠ょ墝鑷畾涔夋爣璇�
+    @Value("${token.header}")
+    private String header;
+
+    // 浠ょ墝绉橀挜
+    @Value("${token.secret}")
+    private String secret;
+
+    // 浠ょ墝鏈夋晥鏈燂紙榛樿30鍒嗛挓锛�
+    @Value("${token.expireTime}")
+    private int expireTime;
+
+    protected static final long MILLIS_SECOND = 1000;
+
+    protected static final long MILLIS_MINUTE = 60 * MILLIS_SECOND;
+
+    private static final Long MILLIS_MINUTE_TWENTY = 20 * 60 * 1000L;
+
+    @Autowired
+    private RedisCache redisCache;
+
+    /**
+     * 鑾峰彇鐢ㄦ埛韬唤淇℃伅
+     * 
+     * @return 鐢ㄦ埛淇℃伅
+     */
+    public LoginUser getLoginUser(HttpServletRequest request)
+    {
+        // 鑾峰彇璇锋眰鎼哄甫鐨勪护鐗�
+        String token = getToken(request);
+        if (StringUtils.isNotEmpty(token))
+        {
+            try
+            {
+                Claims claims = parseToken(token);
+                // 瑙f瀽瀵瑰簲鐨勬潈闄愪互鍙婄敤鎴蜂俊鎭�
+                String uuid = (String) claims.get(Constants.LOGIN_USER_KEY);
+                String userKey = getTokenKey(uuid);
+                LoginUser user = redisCache.getCacheObject(userKey);
+                return user;
+            }
+            catch (Exception e)
+            {
+                log.error("鑾峰彇鐢ㄦ埛淇℃伅寮傚父'{}'", e.getMessage());
+            }
+        }
+        return null;
+    }
+
+    /**
+     * 璁剧疆鐢ㄦ埛韬唤淇℃伅
+     */
+    public void setLoginUser(LoginUser loginUser)
+    {
+        if (StringUtils.isNotNull(loginUser) && StringUtils.isNotEmpty(loginUser.getToken()))
+        {
+            refreshToken(loginUser);
+        }
+    }
+
+    /**
+     * 鍒犻櫎鐢ㄦ埛韬唤淇℃伅
+     */
+    public void delLoginUser(String token)
+    {
+        if (StringUtils.isNotEmpty(token))
+        {
+            String userKey = getTokenKey(token);
+            redisCache.deleteObject(userKey);
+        }
+    }
+
+    /**
+     * 鍒涘缓浠ょ墝
+     * 
+     * @param loginUser 鐢ㄦ埛淇℃伅
+     * @return 浠ょ墝
+     */
+    public String createToken(LoginUser loginUser)
+    {
+        String token = IdUtils.fastUUID();
+        loginUser.setToken(token);
+        setUserAgent(loginUser);
+        refreshToken(loginUser);
+
+        Map<String, Object> claims = new HashMap<>();
+        claims.put(Constants.LOGIN_USER_KEY, token);
+        claims.put(Constants.JWT_USERNAME, loginUser.getUsername());
+        return createToken(claims);
+    }
+
+    /**
+     * 楠岃瘉浠ょ墝鏈夋晥鏈燂紝鐩稿樊涓嶈冻20鍒嗛挓锛岃嚜鍔ㄥ埛鏂扮紦瀛�
+     * 
+     * @param loginUser 鐧诲綍淇℃伅
+     * @return 浠ょ墝
+     */
+    public void verifyToken(LoginUser loginUser)
+    {
+        long expireTime = loginUser.getExpireTime();
+        long currentTime = System.currentTimeMillis();
+        if (expireTime - currentTime <= MILLIS_MINUTE_TWENTY)
+        {
+            refreshToken(loginUser);
+        }
+    }
+
+    /**
+     * 鍒锋柊浠ょ墝鏈夋晥鏈�
+     * 
+     * @param loginUser 鐧诲綍淇℃伅
+     */
+    public void refreshToken(LoginUser loginUser)
+    {
+        loginUser.setLoginTime(System.currentTimeMillis());
+        loginUser.setExpireTime(loginUser.getLoginTime() + expireTime * MILLIS_MINUTE);
+        // 鏍规嵁uuid灏唋oginUser缂撳瓨
+        String userKey = getTokenKey(loginUser.getToken());
+        redisCache.setCacheObject(userKey, loginUser, expireTime, TimeUnit.MINUTES);
+    }
+
+    /**
+     * 璁剧疆鐢ㄦ埛浠g悊淇℃伅
+     * 
+     * @param loginUser 鐧诲綍淇℃伅
+     */
+    public void setUserAgent(LoginUser loginUser)
+    {
+        UserAgent userAgent = UserAgent.parseUserAgentString(ServletUtils.getRequest().getHeader("User-Agent"));
+        String ip = IpUtils.getIpAddr();
+        loginUser.setIpaddr(ip);
+        loginUser.setLoginLocation(AddressUtils.getRealAddressByIP(ip));
+        loginUser.setBrowser(userAgent.getBrowser().getName());
+        loginUser.setOs(userAgent.getOperatingSystem().getName());
+    }
+
+    /**
+     * 浠庢暟鎹0鏄庣敓鎴愪护鐗�
+     *
+     * @param claims 鏁版嵁澹版槑
+     * @return 浠ょ墝
+     */
+    private String createToken(Map<String, Object> claims)
+    {
+        String token = Jwts.builder()
+                .setClaims(claims)
+                .signWith(SignatureAlgorithm.HS512, secret).compact();
+        return token;
+    }
+
+    /**
+     * 浠庝护鐗屼腑鑾峰彇鏁版嵁澹版槑
+     *
+     * @param token 浠ょ墝
+     * @return 鏁版嵁澹版槑
+     */
+    private Claims parseToken(String token)
+    {
+        return Jwts.parser()
+                .setSigningKey(secret)
+                .parseClaimsJws(token)
+                .getBody();
+    }
+
+    /**
+     * 浠庝护鐗屼腑鑾峰彇鐢ㄦ埛鍚�
+     *
+     * @param token 浠ょ墝
+     * @return 鐢ㄦ埛鍚�
+     */
+    public String getUsernameFromToken(String token)
+    {
+        Claims claims = parseToken(token);
+        return claims.getSubject();
+    }
+
+    /**
+     * 鑾峰彇璇锋眰token
+     *
+     * @param request
+     * @return token
+     */
+    private String getToken(HttpServletRequest request)
+    {
+        String token = request.getHeader(header);
+        if (StringUtils.isNotEmpty(token) && token.startsWith(Constants.TOKEN_PREFIX))
+        {
+            token = token.replace(Constants.TOKEN_PREFIX, "");
+        }
+        return token;
+    }
+
+    private String getTokenKey(String uuid)
+    {
+        return CacheConstants.LOGIN_TOKEN_KEY + uuid;
+    }
+}

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