feat: 项目基础框架+配置+Kernel

app/Http/Middleware/DemoLimit.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+
+class DemoLimit
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        $demo_mode = config('app.demo_mode');
+        if ($demo_mode == 1) {
+            if ($request->ajax()) {
+                return response()->json([
+                    'type' => 'error',
+                    'message' => '模拟系统禁用此功能',
+                ]);
+            } else {
+                abort(403, '模拟系统禁用此功能');
+            }
+        }
+        return $next($request);
+    }
+}