HttpRequest::getHttpHost

public function getHttpHost()
{
	if ($this->httpHost === null)
	{
		//scheme can be anything, it's used only for parsing
		$url = new WebUri("http://" . $this->server->getHttpHost());
		$host = $url->getHost();
		$host = trim($host, "trn .");

		$this->httpHost = $host;
	}

	return $this->httpHost;
}