getContext()->getRequest();
		$cat_name = $request->getParameter('cat_name');
		$sort = $request->getParameter('sort');
		$request->setAttribute('cat_name', $cat_name);
		$request->setAttribute('sort', $sort);
		return View :: INPUT;
	}
	public function execute(){
		$db = DBAction::getInstance();
        $request = $this->getContext()->getRequest();
        // 获取分类名称和排序号
        $cat_name = addslashes(trim($request->getParameter('cat_name')));
        $sort = floatval(trim($request->getParameter('sort')));
		//检查分类名称是否重复
        $sql = "select * from lkt_news_class where cat_name = '$cat_name'";
		$r = $db->select($sql);
		// 如果有数据 并且 数据条数大于0
        if ($r && count($r) > 0) {
            header("Content-type:text/html;charset=utf-8");
            echo "";
            return $this->getDefaultView();
        }
		//添加分类
		$sql = "insert into lkt_news_class(cat_name,sort,add_date) "
            ."values('$cat_name','$sort',CURRENT_TIMESTAMP)";
		$r = $db->insert($sql);
		if($r == -1) {
			header("Content-type:text/html;charset=utf-8");
			echo "";
			return $this->getDefaultView();
		} else {
			header("Content-type:text/html;charset=utf-8");
			echo "";
			return $this->getDefaultView();
		}
		return;
	}
	public function getRequestMethods(){
		return Request :: POST;
	}
}
?>