/**
* Get the referrer page.
*
* If there's no referrer or it's external, Kunena will return default page.
* Also referrers back to tasks are removed.
*
* @param string $default Default page to return into.
* @param string $anchor Anchor (location in the page).
*
* @return string
*/
public static function getReferrer($default = null, $anchor = null)
{
$app = JFactory::getApplication();
$referrer = $app->input->server->getString('HTTP_REFERER');
if ($referrer)
{
$uri = new JUri($referrer);
// Make sure we do not return into a task -- or if task is SEF encoded, make sure it fails.
$uri->delVar('task');
$uri->delVar(JSession::getFormToken());
// Check that referrer was from the same domain and came from the Joomla frontend or backend.
$base = $uri->toString(array('scheme', 'host', 'port', 'path'));
$host = $uri->toString(array('scheme', 'host', 'port'));
// Referrer should always have host set and it should come from the same base address.
if (empty($host) || stripos($base, JUri::base()) !== 0)
{
$uri = null;
}
}
if (!isset($uri))
{
if ($default == null)
{
$default = $app->isSite() ? 'index.php?option=com_kunena' : 'administrator/index.php?option=com_kunena';
}
$default = self::_($default);
$uri = new JUri($default);
}
if ($anchor)
{
$uri->setFragment($anchor);
}
return $uri->toString(array('path', 'query', 'fragment'));
}
/**
* Test the setFragment method.
*
* @return void
*
* @since 11.1
* @covers JUri::setFragment
*/
public function testSetFragment()
{
$this->object->setFragment('someFragment');
$this->assertThat($this->object->getFragment(), $this->equalTo('someFragment'));
}
