public function __construct()
{
$this->prefix = Options::get('private-GUID');
$this->enabled = extension_loaded('apc');
if (!$this->enabled) {
Session::error(_t("The APC Cache PHP module is not loaded - the cache is disabled.", "apccache"), 'filecache');
EventLog::log(_t("The APC Cache PHP module is not loaded - the cache is disabled.", "apccache"), 'notice', 'cache', 'apccache');
}
}