From a82f234853b4b6d668b57e2fe096882567228e4e Mon Sep 17 00:00:00 2001
From: hellcat <hellcat@hellcatdeMacBook-Pro.local>
Date: Sat, 12 Sep 2026 16:32:37 +0800
Subject: [PATCH] no message

---
 app/Http/Controllers/RobotsController.php  | 30 ++++++++++++++++++++
 app/Http/Controllers/SitemapController.php | 33 ++++++++++++++++++++++
 app/Models/Articles.php                    | 25 ++++++++++++++++
 public/robots.txt                          |  2 --
 resources/views/sitemap.blade.php          | 19 +++++++++++++
 routes/web.php                             |  5 ++++
 6 files changed, 112 insertions(+), 2 deletions(-)
 create mode 100644 app/Http/Controllers/RobotsController.php
 create mode 100644 app/Http/Controllers/SitemapController.php
 delete mode 100755 public/robots.txt
 create mode 100755 resources/views/sitemap.blade.php

diff --git a/app/Http/Controllers/RobotsController.php b/app/Http/Controllers/RobotsController.php
new file mode 100644
index 00000000..55756f6a
--- /dev/null
+++ b/app/Http/Controllers/RobotsController.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Response;
+
+class RobotsController extends Controller
+{
+    public function index(): Response
+    {
+        // $sContent 保存 robots.txt 的具体规则
+        $sContent = implode("\n", [
+            'User-agent: *',
+            'Allow: /',
+            '',
+            '# 屏蔽 Laravel 系统路径',
+            'Disallow: /admin/',
+            'Disallow: /api/',
+            'Disallow: /storage/',
+            'Disallow: /vendor/',
+            'Disallow: /*?*', // 屏蔽带参数的重复 URL，防止稀释权重',
+            '',
+            '# 声明 Sitemap 绝对路径（请替换为你的实际域名）',
+            'Sitemap: ' . config('app.url') . '/sitemap.xml',
+        ]);
+
+        return response($sContent, 200)
+            ->header('Content-Type', 'text/plain');
+    }
+}
diff --git a/app/Http/Controllers/SitemapController.php b/app/Http/Controllers/SitemapController.php
new file mode 100644
index 00000000..9ddbe704
--- /dev/null
+++ b/app/Http/Controllers/SitemapController.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Articles;
+use Illuminate\Http\Response;
+
+class SitemapController extends Controller
+{
+    public function index(): Response
+    {
+        // 连表查询分类：按 aOpt['noindexday'] 动态过滤过期文章
+        $cArticles = Articles::where('iStatus', 1)
+            ->whereHas('oCategory', function ($q) {
+                $q->where(function ($query) {
+                    // 1. 没有配置 noindexday，或者 noindexday = 0 的文章，一直保留
+                    $query->whereNull('aOpt')
+                          ->orWhereRaw("JSON_UNQUOTE(JSON_EXTRACT(aOpt, '$.noindexday')) IS NULL")
+                          ->orWhereRaw("JSON_UNQUOTE(JSON_EXTRACT(aOpt, '$.noindexday')) = '0'")
+                          // 2. 配置了天数的，只取 N 天内创建的新文章
+                          ->orWhereRaw("articles.created_at >= NOW() - INTERVAL CAST(JSON_UNQUOTE(JSON_EXTRACT(aOpt, '$.noindexday')) AS UNSIGNED) DAY");
+                });
+            })
+            ->orderBy('created_at', 'desc')
+            ->get();
+
+        $sXmlContent = view('sitemap', [
+            'cArticles' => $cArticles
+        ])->render();
+
+        return response($sXmlContent, 200)->header('Content-Type', 'text/xml');
+    }
+}
diff --git a/app/Models/Articles.php b/app/Models/Articles.php
index 1e0f0697..04ec8e46 100755
--- a/app/Models/Articles.php
+++ b/app/Models/Articles.php
@@ -76,6 +76,31 @@ public function toSearchableArray(): array
             'updated_at'    => (int) $this->updated_at->timestamp,
         ];
     }
+
+    /**
+     * 判断当前文章是否超过分类设置的 SEO 暴露天数
+     * @return bool
+     */
+    public function bIsSeoExpired(): bool
+    {
+        $oCategory = $this->oCategory;
+        
+        // 未关联分类，或分类下的 aOpt 没设置，默认不处理（不过期）
+        if (!$oCategory || empty($oCategory->aOpt) || !isset($oCategory->aOpt['noindexday'])) {
+            return false;
+        }
+
+        $iNoindexDay = (int) $oCategory->aOpt['noindexday'];
+
+        // 0 或负数代表不限制，一直暴露给搜索引擎
+        if ($iNoindexDay <= 0) {
+            return false;
+        }
+
+        // 判断文章创建时间是否早于 N 天前
+        $oCreateDate = \Carbon\Carbon::parse($this->created_at);
+        return $oCreateDate->lt(\Carbon\Carbon::now()->subDays($iNoindexDay));
+    }
     
     protected static function booted()
     {
diff --git a/public/robots.txt b/public/robots.txt
deleted file mode 100755
index eb053628..00000000
--- a/public/robots.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-User-agent: *
-Disallow:
diff --git a/resources/views/sitemap.blade.php b/resources/views/sitemap.blade.php
new file mode 100755
index 00000000..0ef0ab41
--- /dev/null
+++ b/resources/views/sitemap.blade.php
@@ -0,0 +1,19 @@
+{!! '<' . '?xml version="1.0" encoding="UTF-8"?' . '>' !!}
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+    {{-- 首页 --}}
+    <url>
+        <loc>{{ config('app.url') }}</loc>
+        <priority>1.0</priority>
+        <changefreq>daily</changefreq>
+    </url>
+
+    {{-- 未过期的文章 --}}
+    @foreach($cArticles as $oArticles)
+    <url>
+        <loc>{{ config('app.url') }}/a/{{ $oArticles->sSlug }}.html</loc>
+        <lastmod>{{ \Carbon\Carbon::parse($oArticles->updated_at)->tz('UTC')->toAtomString() }}</lastmod>
+        <priority>0.8</priority>
+        <changefreq>daily</changefreq>
+    </url>
+    @endforeach
+</urlset>
diff --git a/routes/web.php b/routes/web.php
index 357663cc..7d58fcce 100755
--- a/routes/web.php
+++ b/routes/web.php
@@ -9,6 +9,11 @@
 use App\Http\Controllers\Web\ArticlesController;
 use App\Http\Controllers\Api\v1\ArticlesController as ApiV1ArticlesController;
 use App\Http\Controllers\Api\v1\FreenodeController as ApiV1FreenodeController;
+use App\Http\Controllers\RobotsController;
+use App\Http\Controllers\SitemapController;
+
+Route::get('robots.txt', [RobotsController::class, 'index']);
+Route::get('sitemap.xml', [SitemapController::class, 'index']);
 
 Route::get('/test/hello', [TestController::class, 'hello']); // 找个控制器为什么无效了
 Route::get('/test/test1', [TestController::class, 'test1']);