first commit

catalog/controller/common/maintenance.php

@@ -0,0 +1,39 @@
+<?php
+namespace Opencart\Catalog\Controller\Common;
+/**
+ * Class Maintenance
+ *
+ * @package Opencart\Catalog\Controller\Common
+ */
+class Maintenance extends \Opencart\System\Engine\Controller {
+	/**
+	 * @return void
+	 */
+	public function index(): void {
+		$this->load->language('common/maintenance');
+
+		$this->document->setTitle($this->language->get('heading_title'));
+
+		if ($this->request->server['SERVER_PROTOCOL'] == 'HTTP/1.1') {
+			$this->response->addHeader('HTTP/1.1 503 Service Unavailable');
+		} else {
+			$this->response->addHeader('HTTP/1.0 503 Service Unavailable');
+		}
+
+		$this->response->addHeader('Retry-After: 3600');
+
+		$data['breadcrumbs'] = [];
+
+		$data['breadcrumbs'][] = [
+			'text' => $this->language->get('text_maintenance'),
+			'href' => $this->url->link('common/maintenance', 'language=' . $this->config->get('config_language'))
+		];
+
+		$data['message'] = $this->language->get('text_message');
+
+		$data['header'] = $this->load->controller('common/header');
+		$data['footer'] = $this->load->controller('common/footer');
+
+		$this->response->setOutput($this->load->view('common/maintenance', $data));
+	}
+}