-if (isValidUserId(determineReferalId())) {
- // Test if nickname or numeric id
- if (isExtensionActive('nickname')) {
- // Nickname in URL, so load the id
- fetchUserData(determineReferalId(), 'nickname');
-
- // Do we have an entry?
- if (isUserDataValid()) {
- // Load userid
- $GLOBALS['refid'] = getUserData('userid');
- } else {
- // So do we have a userid?
- fetchUserData(determineReferalId());
-
- // Do we have an entry?
- if (!isUserDataValid()) {
- // No entry, so no referal id
- $GLOBALS['refid'] = getDefRefid();
- } // END - if
- }
- } // END - if
-
- // Update session
- setSession('refid', determineReferalId());
-
- // Is the refid valid?
- if (isValidUserId(determineReferalId())) {
- // Update ref counter
- SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_data` SET `ref_clicks`=`ref_clicks`+1 WHERE `userid`=%s LIMIT 1",
- array(makeDatabaseUserId(determineReferalId())), __FILE__, __LINE__);
+// Check for determined referral id
+if ((isExtensionActive('user')) && (isReferralIdValid()) && (isValidUserId(determineReferralId()))) {
+ // Update ref counter
+ SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_data` SET `ref_clicks`=`ref_clicks`+1 WHERE `userid`=%s LIMIT 1",
+ array(convertZeroToNull(determineReferralId())), __FILE__, __LINE__);