From 121e56252e8a5fa202d2d54127468a08107fcd97 Mon Sep 17 00:00:00 2001
From: Anyon <zoujingli@qq.com>
Date: Mon, 7 Sep 2026 17:13:16 +0800
Subject: [PATCH] =?UTF-8?q?fix(admin):=20=E5=AE=8C=E5=96=84=E6=BC=94?=
 =?UTF-8?q?=E7=A4=BA=E7=8E=AF=E5=A2=83=E9=85=8D=E7=BD=AE=E5=86=99=E5=85=A5?=
 =?UTF-8?q?=E4=BF=9D=E6=8A=A4?=
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同步系统设置、存储设置和调试模式的演示环境写入限制，保留正常读取及现有管理员权限校验。
---
 app/admin/controller/Config.php     | 6 ++++++
 app/admin/controller/api/System.php | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/app/admin/controller/Config.php b/app/admin/controller/Config.php
index 191606456..c7b100203 100644
--- a/app/admin/controller/Config.php
+++ b/app/admin/controller/Config.php
@@ -90,6 +90,9 @@ class Config extends Controller
             $this->themes = static::themes;
             $this->fetch();
         } else {
+            if (RuntimeService::check('demo')) {
+                $this->error('演示环境禁止修改系统配置！');
+            }
             $post = $this->request->post();
             // 修改网站后台入口路径
             if (!empty($post['xpath'])) {
@@ -127,6 +130,9 @@ class Config extends Controller
      */
     public function storage()
     {
+        if (!$this->request->isGet() && RuntimeService::check('demo')) {
+            $this->error('演示环境禁止修改系统配置！');
+        }
         $this->_applyFormToken();
         if ($this->request->isGet()) {
             $this->type = input('type', 'local');
diff --git a/app/admin/controller/api/System.php b/app/admin/controller/api/System.php
index 5e02b8faf..e58a9edd5 100644
--- a/app/admin/controller/api/System.php
+++ b/app/admin/controller/api/System.php
@@ -80,6 +80,9 @@ class System extends Controller
      */
     public function debug()
     {
+        if (RuntimeService::check('demo')) {
+            $this->error('演示环境禁止修改系统配置！');
+        }
         if (AdminService::isSuper()) {
             if (input('state')) {
                 RuntimeService::set('product');