public function login()
{
if (!empty($_POST)) {
$user = new \Model\ManagerModel();
$result = $user->checkNamePassword($_POST['name'], MD5($_POST['password']));
// print_r( $result);
if ($result == false) {
$this->error("用户名或密码错误！", 'javascript:history.back();');
} else {
//创建session，保存登录信息
session('id', $result['id']);
session('name', $result['name']);
session('role', $result['role']);
//实例化一个model来将登录ip和时间写入数据库
$saveLoginInfo = M("manager");
$saveLoginInfo->loginip = get_client_ip();
$saveLoginInfo->logintime = date('Y-m-d H:i:s', time());
$saveLoginInfo->where('id=' . $result['id'])->save();
$this->success("登录成功！欢迎你，" . $_POST['name'] . "。", U('index'));
}
} else {
session(null);
//到登录界面就清空所有session
$front = D("Front");
$fid = 1;
$resultByFront = $front->where('fid = ' . $fid)->find();
$this->assign('resultByFront', $resultByFront);
$this->display();
}
}
