/**
* Redirect back to the referrer page.
*
* If there's no referrer or it's external, Kunena will return to the default page.
* Also redirects back to tasks are prevented.
*
* @param string $default
* @param string $anchor
*/
protected function setRedirectBack($default = null, $anchor = null)
{
$this->setRedirect(KunenaRoute::getReferrer($default, $anchor));
}
