From b8c44c9fe286cdb911806687387cf4c21dd4f55b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B0=8F=E7=86=8A?= <xiong_tanyu@163.com>
Date: Sun, 20 Jul 2025 10:27:57 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=AD=A3=E5=88=99=E8=A1=A8=E8=BE=BE?=
 =?UTF-8?q?=E5=BC=8F=E9=97=AE=E9=A2=98?=
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---
 .../admin/common/constant/RegexConstants.java | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/continew-common/src/main/java/top/continew/admin/common/constant/RegexConstants.java b/continew-common/src/main/java/top/continew/admin/common/constant/RegexConstants.java
index 2762151f..70a8e71a 100644
--- a/continew-common/src/main/java/top/continew/admin/common/constant/RegexConstants.java
+++ b/continew-common/src/main/java/top/continew/admin/common/constant/RegexConstants.java
@@ -70,11 +70,20 @@ public class RegexConstants {
      * 域名、IPV4、IPV6
      * </p>
      */
-    public static final String HTTP_HOST = """
-        ^((?:[a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,}|
-        (?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)|
-        (?:(?:[0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}|
-        """;
+    public static final String HTTP_HOST =
+            "^(" +
+                    // ① 域名
+                    "(?:[A-Za-z0-9](?:[A-Za-z0-9-]{0,61}[A-Za-z0-9])?\\.)+[A-Za-z]{2,63}" +
+                    "|" +
+                    // ② IPv4
+                    "(?:(?:25[0-5]|2[0-4]\\d|[01]?\\d\\d?)\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d\\d?)" +
+                    "|" +
+                    // ③ IPv6（8 组 1-4 位十六进制，用 : 分隔，支持压缩 0）
+                    "(?:[0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4}" +
+                    "|" +
+                    // ④ IPv6 压缩形式（::）
+                    "(?:[0-9A-Fa-f]{1,4}:){0,6}::(?:[0-9A-Fa-f]{1,4}:){0,6}[0-9A-Fa-f]{1,4}" +
+                    ")$";
 
     private RegexConstants() {
     }