private function getScrumTitle()
{
$old_scrum_title = $this->config_manager->getScrumTitle($this->project_id);
$scrum_title = trim($this->request->get('scrum-title-admin'));
if ($scrum_title !== $old_scrum_title) {
$this->response->scrumTitleChanged();
}
if ($scrum_title == '') {
$this->response->emptyScrumTitle();
$scrum_title = $old_scrum_title;
}
return $scrum_title;
}
