protected function getConfig()
{
$dataClass = new AbTestingData();
$memcKey = $this->getMemcKey();
// $data = $this->wg->memc->get($memcKey);
if (empty($data)) {
$data = array('modifiedTime' => $this->getTimestampForUTCDate($dataClass->getModifiedTime()), 'script' => $this->generateConfigScript($dataClass->getCurrent()));
$this->wg->memc->set($memcKey, $data, self::CACHE_TTL);
}
return $data;
}
protected function generateConfigObj($useMaster = false)
{
$dataClass = new AbTestingData();
$dataClass->setUseMaster($useMaster);
$memcKey = $this->getMemcKey();
// find last modification time
$lastModified = $dataClass->getLastEffectiveChangeTime(self::VARNISH_CACHE_TIME);
$lastModified = $lastModified ? $this->getTimestampForUTCDate($lastModified) : null;
// find time of next config change
$nextModification = $dataClass->getNextEffectiveChangeTime(self::VARNISH_CACHE_TIME);
$nextModification = $nextModification ? $this->getTimestampForUTCDate($nextModification) : null;
// calculate proper TTL
$ttl = self::CACHE_TTL;
if ($nextModification) {
$ttl = max(1, min($ttl, $nextModification - time() + 1));
}
$externalData = array();
$script = $this->generateConfigScript($dataClass->getCurrent(), $externalData);
$data = array('modifiedTime' => $lastModified, 'script' => $script, 'externalData' => $externalData);
$this->wg->memc->set($memcKey, $data, $ttl);
return $data;
}
