完整安装包下载地址:https://www.hisiphp.com/authorize.html
在线升级方法:
1.后台管理界面->系统管理->系统扩展->框架升级,如下图:

更新日志:
新增后台日志开关
新增图片预览效果
优化表单构建器
优化后台主题设置
修复CRUD一处错误
修复IE下的兼容问题
友情提示:ThinkPHP 5.1.39 LTS 版本已发布,请自行使用 composer update
更新文件:
/application/common/behavior/Base.php
/application/common/model/SystemAnnex.php
/application/system/model/SystemUser.php
/application/system/command/Crud.php
/application/system/admin/User.php
/application/system/admin/Admin.php
/application/system/admin/Plugins.php
/application/system/admin/Module.php
/application/system/admin/Role.php
/application/system/view/hook/form.html
/application/system/view/config/form.html
/application/system/view/menu/form.html
/application/system/view/system/index.html
/application/system/view/builder/table.html
/application/system/view/builder/form.html
/application/system/view/builder/form_item.html
/application/system/view/index/iframe.html
/application/system/view/publics/index.html
/application/system/view/block/head.html
/application/system/view/block/header.html
/application/system/view/block/menu.html
/public/static/system/css/common.min.css
/public/static/system/css/theme/0.css
/public/static/system/css/theme/1.css
/public/static/system/css/theme/2.css
/public/static/system/css/theme/3.css
/public/static/system/css/theme/4.css
/public/static/system/js/global.js
/public/static/system/js/md5.js
/public/static/system/js/pinyin.js
/public/static/system/js/func.js
/public/static/system/js/form.js
/public/static/system/js/xm-select.js
更新SQL:
INSERT INTO `hisiphp_system_config` (`system`, `group`, `title`, `name`, `value`, `type`, `options`, `url`, `tips`, `sort`, `status`, `ctime`, `mtime`)
VALUES
(1, 'sys', '系统日志记录', 'system_log_switch', '0', 'switch', '0:关闭\r\n1:开启', '', '关闭后,不记录后台操作日志', 7, 1, 1578660542, 1578660801);
UPDATE `hisiphp_system_config` SET `system` = '1' WHERE `id` = '57';
UPDATE `hisiphp_system_config` SET `title` = '日志保留天数' WHERE `id` = '54';