From 457ec516f72056b0a9363dbb005a8382a59d8930 Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Sun, 21 Mar 2021 11:09:44 +0800
Subject: [PATCH] 个人信息添加手机&邮箱重复验证

---
 ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/IpUtils.java |   74 +++++++++++++++++++++++-------------
 1 files changed, 47 insertions(+), 27 deletions(-)

diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/IpUtils.java b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/IpUtils.java
index 600a154..767cab7 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/IpUtils.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/IpUtils.java
@@ -16,32 +16,46 @@
     {
         if (request == null)
         {
-            return "unknown";
-        }
-        String ip = request.getHeader("x-forwarded-for");
-        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
-        {
-            ip = request.getHeader("Proxy-Client-IP");
-        }
-        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
-        {
-            ip = request.getHeader("X-Forwarded-For");
-        }
-        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
-        {
-            ip = request.getHeader("WL-Proxy-Client-IP");
-        }
-        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
-        {
-            ip = request.getHeader("X-Real-IP");
+            return null;
         }
 
-        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        String ip = null;
+
+        // X-Forwarded-For:Squid 服务代理
+        String ipAddresses = request.getHeader("X-Forwarded-For");
+        if (ipAddresses == null || ipAddresses.length() == 0 || "unknown".equalsIgnoreCase(ipAddresses))
+        {
+            // Proxy-Client-IP:apache 服务代理
+            ipAddresses = request.getHeader("Proxy-Client-IP");
+        }
+        if (ipAddresses == null || ipAddresses.length() == 0 || "unknown".equalsIgnoreCase(ipAddresses))
+        {
+            // WL-Proxy-Client-IP:weblogic 服务代理
+            ipAddresses = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if (ipAddresses == null || ipAddresses.length() == 0 || "unknown".equalsIgnoreCase(ipAddresses))
+        {
+            // HTTP_CLIENT_IP:有些代理服务器
+            ipAddresses = request.getHeader("HTTP_CLIENT_IP");
+        }
+        if (ipAddresses == null || ipAddresses.length() == 0 || "unknown".equalsIgnoreCase(ipAddresses))
+        {
+            // X-Real-IP:nginx服务代理
+            ipAddresses = request.getHeader("X-Real-IP");
+        }
+
+        // 有些网络通过多层代理,那么获取到的ip就会有多个,一般都是通过逗号(,)分割开来,并且第一个ip为客户端的真实IP
+        if (ipAddresses != null && ipAddresses.length() != 0)
+        {
+            ip = ipAddresses.split(",")[0];
+        }
+
+        // 还是不能获取到,最后再通过request.getRemoteAddr();获取
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ipAddresses))
         {
             ip = request.getRemoteAddr();
         }
-
-        return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : ip;
+        return ip.equals("0:0:0:0:0:0:0:1") ? "127.0.0.1" : ip;
     }
 
     public static boolean internalIp(String ip)
@@ -110,8 +124,9 @@
             {
                 case 1:
                     l = Long.parseLong(elements[0]);
-                    if ((l < 0L) || (l > 4294967295L))
+                    if ((l < 0L) || (l > 4294967295L)){
                         return null;
+                    }
                     bytes[0] = (byte) (int) (l >> 24 & 0xFF);
                     bytes[1] = (byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF);
                     bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
@@ -119,12 +134,14 @@
                     break;
                 case 2:
                     l = Integer.parseInt(elements[0]);
-                    if ((l < 0L) || (l > 255L))
+                    if ((l < 0L) || (l > 255L)) {
                         return null;
+                    }
                     bytes[0] = (byte) (int) (l & 0xFF);
                     l = Integer.parseInt(elements[1]);
-                    if ((l < 0L) || (l > 16777215L))
+                    if ((l < 0L) || (l > 16777215L)) {
                         return null;
+                    }
                     bytes[1] = (byte) (int) (l >> 16 & 0xFF);
                     bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
                     bytes[3] = (byte) (int) (l & 0xFF);
@@ -133,13 +150,15 @@
                     for (i = 0; i < 2; ++i)
                     {
                         l = Integer.parseInt(elements[i]);
-                        if ((l < 0L) || (l > 255L))
+                        if ((l < 0L) || (l > 255L)) {
                             return null;
+                        }
                         bytes[i] = (byte) (int) (l & 0xFF);
                     }
                     l = Integer.parseInt(elements[2]);
-                    if ((l < 0L) || (l > 65535L))
+                    if ((l < 0L) || (l > 65535L)) {
                         return null;
+                    }
                     bytes[2] = (byte) (int) (l >> 8 & 0xFF);
                     bytes[3] = (byte) (int) (l & 0xFF);
                     break;
@@ -147,8 +166,9 @@
                     for (i = 0; i < 4; ++i)
                     {
                         l = Integer.parseInt(elements[i]);
-                        if ((l < 0L) || (l > 255L))
+                        if ((l < 0L) || (l > 255L)) {
                             return null;
+                        }
                         bytes[i] = (byte) (int) (l & 0xFF);
                     }
                     break;

--
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