Merge pull request 'yh' (#674) from feature/default_404 into master

Reviewed-on: http://8.136.139.249:3000/wmtx/platform/pulls/674

Application/Home/Controller/HomeController.class.php

@@ -8,6 +8,7 @@ use Base\Service\ApplyService;
 use Base\Service\PromoteService;
 use Base\Service\PackageDownloadLogService;
 use Base\Tool\MobileDetect;
+use config;
 
 /**
  * 前台公共控制器
@@ -21,11 +22,23 @@ class HomeController extends Controller
     /* 空操作，用于输出404页面 */
     public function _empty()
     {
-        $this->redirect('Index/404');
+        $this->redirect('Index/index');
     }
 
     protected function _initialize()
     {
+        https://dl-3.wmtxkj.com/index.php?s=/Home/Home/landingPage/code/Y3k2Rks3SkFUeVRhOXFhVWQ2TXNwczVQWGs0S2ROWlNCanlENEZKcE5xcz0=
+
+        if (stripos($_SERVER['HTTP_HOST'], C('DOMAIN_DOWNLOAD', null, '')) === 0) {
+            if (
+                strtolower(MODULE_NAME) != 'home' &&
+                strtolower(CONTROLLER_NAME) != 'home' &&
+                strtolower(ACTION_NAME) != 'landingpage') {
+                header('HTTP/1.1 404 Not Found');
+                exit('404 找不到页面！');
+            }
+        }
+
         /* 读取站点配置 */
         $config = api('Config/lists');
         C($config); //添加配置