Initial commit

common/common-util/src/main/java/com/atguigu/common/jwt/JwtHelper.java

@@ -89,7 +89,7 @@ public class JwtHelper {
      * @param args
      */
     public static void main(String[] args) {
-        String token = JwtHelper.createToken(1L, "admin");
+        String token = JwtHelper.createToken(4L, "lisi");
         System.out.println(token);
         String username = JwtHelper.getUsername(token);
         Long userId = JwtHelper.getUserId(token);

common/spring-security/src/main/java/com/atguigu/security/custom/LoginUserInfoHelper.java

@@ -0,0 +1,39 @@
+package com.atguigu.security.custom;
+
+/**
+ * ClassName: LoginUserInfoHelper
+ * Package: com.atguigu.security.custom
+ * 获取当前用户信息帮助类
+ *
+ * @author yovinchen
+ * @Create 2023/6/23 09:24
+ */
+public class LoginUserInfoHelper {
+
+    private static ThreadLocal<Long> userId = new ThreadLocal<Long>();
+    private static ThreadLocal<String> username = new ThreadLocal<String>();
+
+    public static Long getUserId() {
+        return userId.get();
+    }
+
+    public static void setUserId(Long _userId) {
+        userId.set(_userId);
+    }
+
+    public static void removeUserId() {
+        userId.remove();
+    }
+
+    public static String getUsername() {
+        return username.get();
+    }
+
+    public static void setUsername(String _username) {
+        username.set(_username);
+    }
+
+    public static void removeUsername() {
+        username.remove();
+    }
+}

common/spring-security/src/main/java/com/atguigu/security/filter/TokenAuthenticationFilter.java

@@ -5,6 +5,7 @@ import com.atguigu.common.jwt.JwtHelper;
 import com.atguigu.common.result.Result;
 import com.atguigu.common.result.ResultCodeEnum;
 import com.atguigu.common.utils.ResponseUtil;
+import com.atguigu.security.custom.LoginUserInfoHelper;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.authority.SimpleGrantedAuthority;
@@ -60,12 +61,15 @@ public class TokenAuthenticationFilter extends OncePerRequestFilter {
         String token = request.getHeader("token");
         logger.info("token:" + token);
         if (!StringUtils.isEmpty(token)) {
-            String useruame = JwtHelper.getUsername(token);
-            logger.info("useruame:" + useruame);
+            String username = JwtHelper.getUsername(token);
+            logger.info("username:" + username);
             //认证成功
-            if (!StringUtils.isEmpty(useruame)) {
+            if (!StringUtils.isEmpty(username)) {
+                //当前用户信息放到 Thresdlocal 里面
+                LoginUserInfoHelper.setUserId(JwtHelper.getUserId(token));
+                LoginUserInfoHelper.setUsername(username);
                 //通过username从reids中获取权限数据
-                String authString = (String) redisTemplate.opsForValue().get(useruame);
+                String authString = (String) redisTemplate.opsForValue().get(username);
                 //将redis中获取的字符串权限数据转换为 ArrayList<SimpleGrantedAuthority>
                 if (!StringUtils.isEmpty(authString)) {
                     List<Map> mapList = JSON.parseArray(authString, Map.class);
@@ -74,9 +78,9 @@ public class TokenAuthenticationFilter extends OncePerRequestFilter {
                     for (Map map : mapList) {
                         authList.add(new SimpleGrantedAuthority((String) map.get("authority")));
                     }
-                    return new UsernamePasswordAuthenticationToken(useruame, null, authList);
+                    return new UsernamePasswordAuthenticationToken(username, null, authList);
                 } else {
-                    return new UsernamePasswordAuthenticationToken(useruame, null, new ArrayList<>());
+                    return new UsernamePasswordAuthenticationToken(username, null, new ArrayList<>());
                 }
             }
         }