MRBS 1.12.2 等保2.0二级整改完整提交

包含：登录失败锁定、90天密码有效期、30分钟会话超时、
强制改密、登录审计日志、屏幕水印、企业背景图、
备案信息固定底部、favicon、登录页JS修复等全部改动

web/edit_message_handler.php

@@ -0,0 +1,34 @@
+<?php
+declare(strict_types=1);
+namespace MRBS;
+
+use MRBS\Form\Form;
+
+require 'defaultincludes.inc';
+
+// Check the CSRF token
+Form::checkToken();
+
+// Check the user is authorised for this page
+checkAuthorised(this_page());
+
+// Must also be a booking admin
+if (!is_book_admin())
+{
+  showAccessDenied($view, $view_all, $year, $month, $day, $area, $room ?? null);
+  exit;
+}
+
+$message_text = get_form_var('message_text', 'string', '');
+$message_from = get_form_var('message_from', 'string', '');
+$message_until = get_form_var('message_until', 'string', '');
+$returl = get_form_var('returl', 'url_local', 'admin.php');
+$save_button = get_form_var('save_button', 'string');
+
+if (!empty($save_button))
+{
+  $message = Message::getInstance($message_text, $message_from, $message_until);
+  $message->save();
+}
+
+location_header($returl);