/**
* Sets the new folderstat and calculates & sets an expiration date for the folder stat.
*
* @param SyncParameters $spa
* @param string $newFolderStat
*
* @access private
* @return
*/
private function setFolderStat($spa, $newFolderStat)
{
$spa->SetFolderStat($newFolderStat);
$maxTimeout = 60 * 60 * 24 * 31;
// one month
$interval = Utils::GetFiltertypeInterval($spa->GetFilterType());
$timeout = time() + ($interval && $interval < $maxTimeout ? $interval : $maxTimeout);
ZLog::Write(LOGLEVEL_DEBUG, sprintf("Sync()->setFolderStat() on %s: %s expiring %s", $spa->getFolderId(), $newFolderStat, date('Y-m-d H:i:s', $timeout)));
$spa->SetFolderStatTimeout($timeout);
}
