/**
* Parse referer URL
*
* @param string $refererUrl
* @param string $pageUrl
* @return Referer
*/
public function parse($refererUrl, $pageUrl = null)
{
$refererParts = $this->parseUrl($refererUrl);
if (!$refererParts) {
return Referer::createInvalid();
}
$pageUrlParts = $this->parseUrl($pageUrl);
//print_r($refererParts);
if ($pageUrlParts && $pageUrlParts['host'] === $refererParts['host'] || in_array($refererParts['host'], $this->internalHosts)) {
return Referer::createInternal();
}
$referer = $this->lookup($refererParts['host'], $refererParts['path']);
if (!$referer) {
return Referer::createUnknown();
}
$searchTerm = null;
if (is_array($referer['parameters'])) {
parse_str($refererParts['query'], $queryParts);
//foreach ($queryParts as $key => $parameter) {
$searchTerm = isset($queryParts['q']) ? $queryParts['q'] : $searchTerm;
//}
}
return Referer::createKnown($referer['medium'], $referer['source'], $searchTerm);
}