- $GLOBALS['cache_array']['ref_level'][$userid]++; updateReferalCounter($ref);
- } elseif ((($ref == $userid) || ($ref == 0)) && (getExtensionVersion('cache') >= '0.1.2')) {
+ $GLOBALS['cache_array']['ref_level'][$userid]++;
+ updateReferalCounter($ref);
+ } elseif ((($ref == $userid) || ($ref == 0)) && (isExtensionInstalledAndNewer('cache', '0.1.2'))) {