* Add setting xuanxuan help.

xuanxuan/module/admin/ext/view/xuanxuan.html.php

@@ -97,12 +97,15 @@
               <?php echo html::a(helper::createLink('admin', 'downloadXXD', 'type=config'), $lang->chat->downloadConfig, '', "class='btn btn-primary download'");?>
               <?php echo html::a(helper::createLink('admin', 'downloadXXD', 'type=package'), $lang->chat->downloadXXD, '', "class='btn btn-primary download download-package' target='_blank'");?>
               <?php echo html::a(helper::createLink('admin', 'xuanxuan', 'type=edit'), $lang->chat->changeSetting, '', "class='btn'");?>
+              <?php echo html::a('http://www.zentao.net/book/zentaopmshelp/298.html', $lang->chat->help, '_blank', "class='btn'");?>
             <?php endif;?>
           </td>
         </tr>
       </table>
     </form>
+    <?php if($type != 'edit'):?>
     <div class='alert alert-info mg-0'><?php echo $lang->chat->info;?></div>
+    <?php endif;?>
   </div>
 </div>
 <?php include '../../../common/view/footer.html.php';?>

xuanxuan/module/chat/ext/lang/en/xuanxuan.php

@@ -36,6 +36,7 @@ $lang->chat->xxdSchemeError = 'Server address should started with http:// or htt
 $lang->chat->xxdPortError   = 'Server address should contain valid port and the default is <strong>11443</strong>.';
 $lang->chat->xxClientConfirm = 'Click to download new zentao client!';
 $lang->chat->xxServerConfirm = 'Click to download new zentao client server!';
+$lang->chat->info            = "ZenTao client is powered by <a href='https://xuan.im/' target='_blank'>Xuan</a>, a secure and open source Instant Messenger by Nature Easy Soft. It is a self-hosted and cross-platform tool with numerous plug-ins and robust features. In Xuan, you can code your own plug-ins. Click <a href='https://xuan.im/' target='_blank'>HERE</a> for more.";
 
 $lang->chat->xxd = new stdclass();
 $lang->chat->xxd->os             = 'OS';

xuanxuan/module/chat/ext/lang/zh-cn/xuanxuan.php

@@ -2,6 +2,7 @@
 $lang->chat->common          = '喧喧';
 $lang->chat->turnon          = '是否打开';
 $lang->chat->downloadXXD     = '下载喧喧服务端';
+$lang->chat->help            = '使用说明';
 
 $lang->chat->turnonList = array();
 $lang->chat->turnonList[1] = '是';
@@ -34,6 +35,7 @@ $lang->chat->xxdPortError    = '服务器地址应该包含有效的端口号，
 $lang->chat->zentaoClient    = '新增禅道客户端！';
 $lang->chat->xxClientConfirm = '与禅道深度集成，支持成员沟通，小组讨论，文件传输，任务指派，更加方便的项目管理，更加流畅的团队协作！点击界面右下角下载禅道客户端。';
 $lang->chat->xxServerConfirm = '与禅道深度集成，支持成员沟通，小组讨论，文件传输，任务指派，更加方便的项目管理，更加流畅的团队协作！进入后台-集成-客户端集成进行下载配置。';
+$lang->chat->info            = "禅道客户端由易软天创旗下另外一款免费、开源、安全的IM产品<a href='https://xuan.im/' target='_blank'>喧喧</a>驱动，支持私有部署，跨平台操作，内置大量插件，功能丰富，在喧喧里，您甚至还可以为自己编写个性化的插件，<a href='https://xuan.im/' target='_blank'>点击查看</a>。";
 
 $lang->chat->xxd = new stdclass();
 $lang->chat->xxd->os             = '操作系统';