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/lib/MRBS/Joomla/JFactory.php

@@ -0,0 +1,80 @@
+<?php
+
+namespace MRBS\Joomla;
+
+require_once MRBS_ROOT . '/auth/cms/joomla.inc';
+
+
+class JFactory extends \JFactory {
+
+  // NOTE:  JFactory::getUser() seems to reset the timezone to the user's
+  // Joomla timezone, which may be different from the MRBS timezone, so we
+  // have to get the timezone before calling it and restore it afterwards.
+  // (This doesn't seem to happen in Joomla 5. It may also be OK in some earlier versions.)
+  public static function getUser($username = null)
+  {
+    $tz = date_default_timezone_get();
+
+    // As JFactory::getUser can take either a username (string) or a
+    // user_id (integer), this creates problems when the username is
+    // something like "1234", which is a valid username but is treated
+    // as an id.   So convert everything to an id first.
+    if (is_string($username))
+    {
+      $user_id = \JUserHelper::getUserId($username);
+      if (is_null($user_id))
+      {
+        // The user doesn't exist
+        return false;
+      }
+    }
+    else
+    {
+      $user_id = $username;
+    }
+
+    // need to cast the object to MRBS\JUser to avoid more
+    // Joomla timezone problems
+    $result = self::cast('MRBS\Joomla\JUser', parent::getUser($user_id));
+    date_default_timezone_set($tz);
+    return $result;
+  }
+
+  /**
+   * Class casting
+   *
+   * @param string|object $destination
+   * @param object $sourceObject
+   * @return object
+   */
+  private static function cast($destination, $sourceObject)
+  {
+    if (is_string($destination))
+    {
+        $destination = new $destination();
+    }
+
+    $sourceReflection = new \ReflectionObject($sourceObject);
+    $destinationReflection = new \ReflectionObject($destination);
+    $sourceProperties = $sourceReflection->getProperties();
+
+    foreach ($sourceProperties as $sourceProperty)
+    {
+      $sourceProperty->setAccessible(true);
+      $name = $sourceProperty->getName();
+      $value = $sourceProperty->getValue($sourceObject);
+      if ($destinationReflection->hasProperty($name))
+      {
+        $propDest = $destinationReflection->getProperty($name);
+        $propDest->setAccessible(true);
+        $propDest->setValue($destination,$value);
+      }
+      else
+      {
+        $destination->$name = $value;
+      }
+    }
+
+    return $destination;
+  }
+}