function admin_is_login($redirect = FALSE)
{
$au = isset($_SESSION['au']) ? $_SESSION['au'] : '';
$th = isset($_SESSION['th']) ? $_SESSION['th'] : '';
if (admin_do_hash($au, $th) == $th) {
return TRUE;
}
$redirect || redirect('control/auth/login');
return FALSE;
}
/**
* 登录页面
*/
public function login()
{
//弹出提示框控制位
$data['flag'] = 'true';
if (IS_POST) {
if ($this->input->post('auth') == $_SESSION['auth'] && ($user = $this->input->post('username')) && ($pass = $this->input->post('password')) && ($ret = $this->admin->get_admin_info(array('username' => $user, 'type' => 1))) && admin_do_hash($pass, $ret['password']) == $ret['password']) {
//登录成功
$_SESSION['au'] = $ret['id'] . ',' . $ret['username'];
$_SESSION['th'] = admin_do_hash($_SESSION['au']);
$u['id'] = $ret['id'];
$u['login'] = $ret['login'] + 1;
$u['last_login_time'] = time();
$u['last_login_ip'] = ip2long($this->input->ip_address());
$this->admin->login($ret['id'], $u);
//登录成功
redirect('control/index/index');
}
$data['flag'] = 'false';
}
$data['auth'] = md5('coder' . rand(0, 10000));
$_SESSION['auth'] = $data['auth'];
$this->load->view('control/auth/login', $data);
}
