codigo actual del servidor, con avances de joan

app/Http/Middleware/CheckForMaintenanceMode.php

@@ -0,0 +1,87 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Auth;
+use Illuminate\Contracts\Foundation\Application;
+
+class CheckForMaintenanceMode
+{
+    /**
+     * The application implementation.
+     *
+     * @var \Illuminate\Contracts\Foundation\Application
+     */
+    protected $app;
+
+    /**
+     * The URIs that should be reachable while maintenance mode is enabled.
+     *
+     * @var array
+     */
+    protected $except = [
+        '/admin*', '/login', '/logout', '/subcategories*', '/subsubcategories*', '/home_categories*', '/aiz-uploader*'
+    ];
+
+    /**
+     * Create a new middleware instance.
+     *
+     * @param  \Illuminate\Contracts\Foundation\Application  $app
+     * @return void
+     */
+    public function __construct(Application $app)
+    {
+        $this->app = $app;
+    }
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     *
+     * @throws \Symfony\Component\HttpKernel\Exception\HttpException
+     */
+    public function handle($request, Closure $next)
+    {
+        if ($this->app->isDownForMaintenance()) {
+            if ($request->is('api/*')) {
+                return response()->json([
+                    'result' => false,
+                    'status' => 'maintenance',
+                    'message' => translate('We are Under Maintenance')
+                ]);
+            }
+            if ((Auth::check() && Auth::user()->user_type == 'admin') || (Auth::check() && Auth::user()->user_type == 'staff') || $this->inExceptArray($request)) {
+                return $next($request);
+            } else {
+                return abort(503);
+            }
+        }
+
+        return $next($request);
+    }
+
+    /**
+     * Determine if the request has a URI that should be accessible in maintenance mode.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return bool
+     */
+    protected function inExceptArray($request)
+    {
+        foreach ($this->except as $except) {
+            if ($except !== '/') {
+                $except = trim($except, '/');
+            }
+
+            if ($request->fullUrlIs($except) || $request->is($except)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}