test
public function create_save()
{
$this->session->is_type(array('admin', 'owner'));
if ($this->form_validation->run('user_create') == false) {
$this->create_view();
return false;
}
$role = $this->input->post('role');
$login = $this->input->post('login');
$password= $this->input->post('password');
$email = $this->input->post('email');
$group_id= $this->input->post('group_id');
$result = $this->user_model->create($role, $login, $password, $email, $group_id);
redirect(site_url('user'));
}