/**
  * 同步后台菜单配置
  */
 public function doUpdateAdminTab()
 {
     $tab_id = explode(',', $_REQUEST['tab_id']);
     $tabFileArr = (include LANG_PATH . '/system_config.php');
     if ($tabFileArr) {
         foreach ($tab_id as $k => $v) {
             $keys = explode('-', $v);
             if ($tabFileArr[$v]) {
                 $map['key'] = $keys[0];
                 $map['list'] = $keys[1];
                 foreach ($tabFileArr[$v] as $key => $val) {
                     foreach ($val as $a => $b) {
                         $tabFileArr[$v][$key][$a] = htmlspecialchars_decode($b, ENT_QUOTES);
                         // 反转义
                     }
                 }
                 $data['value'] = serialize($tabFileArr[$v]);
                 if ($lang = D('system_config')->where($map)->find()) {
                     D('system_config')->where($map)->save($data);
                 } else {
                     $data = array_merge($data, $map);
                     M('system_config')->add($data);
                 }
             }
         }
         $data['status'] = 1;
         $data['data'] = L('PUBLIC_ADMIN_OPRETING_SUCCESS');
     } else {
         $data['status'] = 0;
         $data['data'] = L('PUBLIC_ADMIN_OPRETING_ERROR');
     }
     // 清空缓存
     tsload(ADDON_PATH . '/library/Update.class.php');
     $updateClass = new Update();
     $cacheDir = C('F_CACHE_PATH');
     $updateClass->rmdirr($cacheDir);
     exit(json_encode($data));
 }