seo 检索开关

frontend/app/layout.tsx

@@ -6,6 +6,7 @@ import {BellRingProvider} from "@/contexts/bell-ring-context";
 import {NotificationSettingsProvider} from "@/contexts/notification-settings-context";
 import {UserProvider} from "@/contexts/user-context";
 import {AppQueryProvider} from "@/components/providers/query-provider";
+import {RobotsMeta} from "@/components/layout/robots-meta";
 import "./globals.css";
 
 export const metadata: Metadata = {
@@ -35,6 +36,7 @@ export default function RootLayout({
         >
           <CustomThemeProvider>
             <AppQueryProvider>
+              <RobotsMeta />
               <UserProvider>
                 <NotificationSettingsProvider>
                   <BellRingProvider>

frontend/components/common/settings/operation-tab.tsx

@@ -0,0 +1,84 @@
+"use client"
+
+import {useMutation, useQueryClient, type UseQueryResult} from "@tanstack/react-query"
+import {Globe, Search} from "lucide-react"
+import {Card, CardContent, CardDescription, CardHeader, CardTitle} from "@/components/ui/card"
+import {Switch} from "@/components/ui/switch"
+import {AdminService} from "@/lib/services"
+import type {SystemConfig} from "@/lib/services/admin"
+import {TemplatesManager} from "./templates"
+import {toast} from "sonner"
+
+interface OperationTabProps {
+  configs: Record<string, SystemConfig>
+  systemConfigsQuery: UseQueryResult<SystemConfig[], Error>
+}
+
+export function OperationTab({ configs, systemConfigsQuery }: OperationTabProps) {
+  const queryClient = useQueryClient()
+
+  const updateConfigMutation = useMutation({
+    mutationFn: async ({ key, value }: { key: string; value: boolean }) => {
+      const config = configs[key]
+      if (!config) {
+        throw new Error(`缺少配置项: ${key}`)
+      }
+      await AdminService.updateSystemConfig(key, {
+        value: value ? "true" : "false",
+        description: config.description,
+      })
+    },
+    onSuccess: async () => {
+      await queryClient.invalidateQueries({ queryKey: ["admin", "system-configs"] })
+      await queryClient.invalidateQueries({ queryKey: ["public-config"] })
+      toast.success("运营配置已更新")
+    },
+    onError: (error: Error) => {
+      toast.error(error.message || "更新配置失败")
+    },
+  })
+
+  const indexingEnabled = configs["search_engine_indexing_enabled"]?.value === "true"
+
+  return (
+    <div className="space-y-6">
+      {/* 搜索引擎检索设置 */}
+      <Card className="border border-dashed shadow-sm">
+        <CardHeader className="border-b border-dashed pb-4">
+          <div className="flex items-center gap-2">
+            <div className="p-1.5 rounded-lg bg-indigo-500/10 text-indigo-500">
+              <Globe className="size-4" />
+            </div>
+            <div>
+              <CardTitle className="text-base font-semibold">SEO 与搜索引擎检索</CardTitle>
+              <CardDescription className="text-xs">配置站点是否允许被搜索引擎抓取和检索</CardDescription>
+            </div>
+          </div>
+        </CardHeader>
+        <CardContent className="pt-6">
+          <div className="flex items-center justify-between gap-4 rounded-xl border border-dashed p-4 bg-card hover:bg-muted/10 hover:border-indigo-500/30 transition-all duration-300 shadow-sm">
+            <div className="space-y-1">
+              <div className="flex items-center gap-2">
+                <Search className="size-4 text-indigo-500" />
+                <span className="font-medium text-sm text-foreground">允许被搜索引擎检索</span>
+              </div>
+              <p className="text-xs text-muted-foreground leading-relaxed pr-2">
+                默认关闭。关闭后系统将自动下发 noindex 指令并限制 robots.txt，禁止搜索引擎爬虫抓取本站页面。
+              </p>
+            </div>
+            <Switch
+              checked={indexingEnabled}
+              disabled={updateConfigMutation.isPending || systemConfigsQuery.isPending}
+              onCheckedChange={(checked) =>
+                updateConfigMutation.mutate({ key: "search_engine_indexing_enabled", value: checked })
+              }
+            />
+          </div>
+        </CardContent>
+      </Card>
+
+      {/* 通知模板管理 */}
+      <TemplatesManager />
+    </div>
+  )
+}

frontend/components/common/settings/system-settings.tsx

@@ -8,7 +8,7 @@ import {motion} from "motion/react"
 
 import {Tabs, TabsContent, TabsList, TabsTrigger} from "@/components/ui/tabs"
 import {useAuth} from "@/components/providers/auth-provider"
-import {TemplatesManager} from "@/components/common/settings/templates"
+import {OperationTab} from "./operation-tab"
 import {AdminService} from "@/lib/services"
 import type {SystemConfig} from "@/lib/services/admin"
 import {SystemStatusManager} from "@/components/common/admin/status"
@@ -93,7 +93,7 @@ export function SystemSettingsMain() {
           <SecurityTab configs={configs} systemConfigsQuery={systemConfigsQuery} />
         </TabsContent>
         <TabsContent value="operation" className="pt-4">
-          <TemplatesManager />
+          <OperationTab configs={configs} systemConfigsQuery={systemConfigsQuery} />
         </TabsContent>
         <TabsContent value="system" className="pt-4">
           <SystemTab configs={configs} systemConfigsQuery={systemConfigsQuery} />

frontend/components/layout/robots-meta.tsx

@@ -0,0 +1,17 @@
+"use client"
+
+import {usePublicConfig} from "@/hooks/use-public-config"
+
+export function RobotsMeta() {
+  const { config } = usePublicConfig()
+
+  // Default to noindex, nofollow if config is loading or if it's explicitly disabled
+  const enabled = config?.search_engine_indexing_enabled === true
+
+  return (
+    <meta
+      name="robots"
+      content={enabled ? "index, follow" : "noindex, nofollow"}
+    />
+  )
+}

frontend/lib/services/config/types.ts

@@ -26,4 +26,6 @@ export interface PublicConfigResponse {
   email_register_verification_enabled: boolean;
   /** 目录显示配置 */
   menu_display_config?: Record<string, boolean>;
+  /** 是否允许搜索引擎检索 */
+  search_engine_indexing_enabled?: boolean;
 }

frontend/lib/services/core/config.ts

@@ -7,6 +7,9 @@
  * @returns API 基础 URL
  */
 export function getApiBaseUrl(): string {
+  if (typeof window === 'undefined') {
+    return process.env.WAVELET_BACKEND_URL || process.env.NEXT_PUBLIC_WAVELET_BACKEND_URL || 'http://localhost:8000';
+  }
   return process.env.NEXT_PUBLIC_WAVELET_BACKEND_URL || '';
 }
 

frontend/next.config.ts

@@ -30,6 +30,11 @@ const nextConfig: NextConfig = {
           source: '/f/:id',
           destination: `${ backendUrl }/f/:id`,
         },
+        // robots.txt 路由代理到后端动态接口
+        {
+          source: '/robots.txt',
+          destination: `${ backendUrl }/robots.txt`,
+        },
         // 标准 RESTful API 接口
         {
           source: '/api/:path*',