/**
* check if the backend supports changing display names
*
* @return bool
*/
public function canChangeDisplayName()
{
if ($this->config and $this->config->getSystemValue('allow_user_to_change_display_name') === false) {
return false;
} else {
return $this->backend->implementsActions(\OC_USER_BACKEND_SET_DISPLAYNAME);
}
}
