Add UnavailableMiddleware

Author: ooghry

config/autoload/dependencies.global.php

@@ -20,6 +20,7 @@
             Application::class => ApplicationFactory::class,
             Helper\UrlHelper::class => Helper\UrlHelperFactory::class,
             App\Middleware\AuthMiddleware::class => App\Middleware\AuthMiddlewareFactory::class,
+            App\Middleware\UnavailableMiddleware::class => App\Middleware\UnavailableMiddlewareFactory::class,
         ],
     ],
 ];

config/autoload/middleware-pipeline.global.php

@@ -40,6 +40,7 @@
                 // - pre-conditions
                 // - modifications to outgoing responses
                 Helper\ServerUrlMiddleware::class,
+                App\Middleware\UnavailableMiddleware::class,
                 App\Middleware\AuthMiddleware::class,
             ],
             'priority' => PHP_INT_MAX,
@@ -67,4 +68,4 @@
             'priority' => -10000,
         ],
     ],
-];
+];

src/App/Middleware/UnavailableMiddleware.php

@@ -0,0 +1,28 @@
+<?php
+
+
+namespace App\Middleware;
+
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Zend\Diactoros\Response\HtmlResponse;
+
+class UnavailableMiddleware
+{
+    private $template;
+
+    public function __construct($template)
+    {
+        $this->template = $template;
+    }
+
+    public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next = null)
+    {
+        if (date('G') == '23' || (date('G') == '0' && date('i') < '30')) {
+            return new HtmlResponse($this->template->render('app::unavailable'));
+        }
+        $response = $next($request, $response);
+        return $response;
+    }
+
+}

src/App/Middleware/UnavailableMiddlewareFactory.php

@@ -0,0 +1,15 @@
+<?php
+
+
+namespace App\Middleware;
+
+use Interop\Container\ContainerInterface;
+use Zend\Expressive\Template\TemplateRendererInterface;
+
+class UnavailableMiddlewareFactory
+{
+    public function __invoke(ContainerInterface $container, $requestedName, array $options = null)
+    {
+        return new UnavailableMiddleware($container->get(TemplateRendererInterface::class));
+    }
+}

templates/app/unavailable.html.twig

@@ -0,0 +1,9 @@
+{% set direction = 'rtl' %}
+{% extends '@layout/default.html.twig' %}
+
+{% block title %}Unavailable{% endblock %}
+{% block content %}
+        <h2 style="text-align: center;">
+            با عرض پوزش سایت از ساعت 23:00 لغایت 00:30 در دسترسی نمی باشد
+        </h2>
+{% endblock %}