/**
* @link http://code.google.com/p/gaforflash/source/browse/trunk/src/com/google/analytics/core/GIFRequest.as#123
* @param \Plugin\GoogleAnalytics\ApiLib\Internals\ParameterHolder $p
* @return \Plugin\GoogleAnalytics\ApiLib\Internals\ParameterHolder
*/
protected function buildCookieParameters(ParameterHolder $p)
{
$domainHash = $this->generateDomainHash();
$p->__utma = $domainHash . '.';
$p->__utma .= $this->visitor->getUniqueId() . '.';
$p->__utma .= $this->visitor->getFirstVisitTime()->format('U') . '.';
$p->__utma .= $this->visitor->getPreviousVisitTime()->format('U') . '.';
$p->__utma .= $this->visitor->getCurrentVisitTime()->format('U') . '.';
$p->__utma .= $this->visitor->getVisitCount();
$p->__utmb = $domainHash . '.';
$p->__utmb .= $this->session->getTrackCount() . '.';
// FIXME: What does "token" mean? I only encountered a value of 10 in my tests.
$p->__utmb .= 10 . '.';
$p->__utmb .= $this->session->getStartTime()->format('U');
$p->__utmc = $domainHash;
$cookies = array();
$cookies[] = '__utma=' . $p->__utma . ';';
if ($p->__utmz) {
$cookies[] = '__utmz=' . $p->__utmz . ';';
}
if ($p->__utmv) {
$cookies[] = '__utmv=' . $p->__utmv . ';';
}
$p->utmcc = implode('+', $cookies);
return $p;
}
/**
* Updates the "previousVisitTime", "currentVisitTime" and "visitCount"
* fields based on the given session object.
*
* @param Session $session
*/
public function addSession(Session $session)
{
$startTime = $session->getStartTime();
if ($startTime != $this->currentVisitTime) {
$this->previousVisitTime = $this->currentVisitTime;
$this->currentVisitTime = $startTime;
++$this->visitCount;
}
}