From f3a5d0eaa481c6f565e54bde2f1690aa94cec580 Mon Sep 17 00:00:00 2001
From: liuhaonan <konodioda2333@vip.qq.com>
Date: 星期五, 01 四月 2022 14:23:31 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/master'

---
 sandu-common/src/main/java/com/sandu/common/security/SecurityUtils.java |   87 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+), 0 deletions(-)

diff --git a/sandu-common/src/main/java/com/sandu/common/security/SecurityUtils.java b/sandu-common/src/main/java/com/sandu/common/security/SecurityUtils.java
new file mode 100644
index 0000000..ec8ac90
--- /dev/null
+++ b/sandu-common/src/main/java/com/sandu/common/security/SecurityUtils.java
@@ -0,0 +1,87 @@
+/**
+ * Copyright (C) 2018-2020
+ * All rights reserved, Designed By www.yixiang.co
+ * 娉ㄦ剰锛�
+ * 鏈蒋浠朵负www.yixiang.co寮�鍙戠爺鍒�
+ */
+package com.sandu.common.security;
+
+import cn.hutool.core.util.StrUtil;
+import cn.hutool.json.JSONObject;
+import com.sandu.common.redis.online.OnlineUser;
+import com.sandu.common.redis.online.OnlineUserService;
+import com.sandu.common.security.config.SecurityProperties;
+import com.sandu.common.security.jwt.JwtTokenProvider;
+import com.sandu.common.util.RequestHolder;
+import com.sandu.common.util.SpringContextHolder;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.core.userdetails.UserDetailsService;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * 鑾峰彇褰撳墠鐧诲綍鐨勭敤鎴�
+ *
+ * @author Zheng Jie
+ * @date 2019-01-17
+ */
+public class SecurityUtils {
+
+    public static LoginUserInfo getUserDetails() {
+        final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        if (authentication == null) {
+            return null;
+        }
+        if (authentication.getPrincipal() instanceof LoginUserInfo) {
+            LoginUserInfo loginUserInfo = (LoginUserInfo) authentication.getPrincipal();
+            return loginUserInfo;
+        }
+        return null;
+    }
+
+    /**
+     * 鑾峰彇绯荤粺鐢ㄦ埛鍚嶇О
+     *
+     * @return 绯荤粺鐢ㄦ埛鍚嶇О
+     */
+    public static String getUsername() {
+        final Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        if (authentication == null) {
+            return "鏃犵櫥褰�";
+        }
+        if (authentication.getPrincipal() instanceof LoginUserInfo) {
+            LoginUserInfo loginUserInfo = (LoginUserInfo) authentication.getPrincipal();
+            return loginUserInfo.getUsername();
+        }
+        return "鏃犵櫥褰�";
+    }
+
+    /**
+     * 鑾峰彇绯荤粺鐢ㄦ埛id
+     *
+     * @return 绯荤粺鐢ㄦ埛id
+     */
+    public static Long getUserId() {
+        SecurityProperties properties = SpringContextHolder.getBean(SecurityProperties.class);
+        if (!properties.isCacheOnline()) {
+            LoginUserInfo obj = getUserDetails();
+            if (obj == null) {
+                return null;
+            }
+            return obj.getUserId();
+        } else {
+            HttpServletRequest httpServletRequest = RequestHolder.getHttpServletRequest();
+            JwtTokenProvider tokenProvider = SpringContextHolder.getBean(JwtTokenProvider.class);
+            OnlineUserService onlineUserService = SpringContextHolder.getBean(OnlineUserService.class);
+            String username = tokenProvider.getSubjectForce(tokenProvider.getToken(httpServletRequest));
+            OnlineUser one = onlineUserService.getOne(properties.getOnlineKey() + username);
+            if (one != null && StrUtil.equals(one.getToken(), tokenProvider.getToken(httpServletRequest))) {
+                return one.getUserId();
+            } else {
+                return null;
+            }
+        }
+    }
+}

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