-// Redirect only to registration page when this script is installed
-if (isInstalled()) {
- // Base URL for redirection
- switch (getConfig('refid_target'))
- {
- case 'register':
- $URL = 'modules.php?module=index&what=register&refid=';
- break;
-
- case 'index':
- $URL = 'index.php?refid=';
- break;
- }
-
- // Get referal ID from ref or refid variable
- if (REQUEST_ISSET_GET(('ref'))) $ref = REQUEST_GET('ref');
- elseif (REQUEST_ISSET_GET(('refid'))) $ref = REQUEST_GET('refid');
-
- if (!empty($ref)) {
- // Test if nickname or numeric id
- if ($ref != ''.($ref + 0).'') {
- if (EXT_IS_ACTIVE('nickname')) {
- // Nickname in URL, so load the ID
- $result = SQL_QUERY_ESC("SELECT userid FROM `{!_MYSQL_PREFIX!}_user_data` WHERE nickname='%s' LIMIT 1",
- array($ref), __FILE__, __LINE__);
-
- // Load userid
- list($ref) = SQL_FETCHROW($result);
-
- // Free result
- SQL_FREERESULT($result);
- } else {
- // Invalid request!
- $ref = 0;
- }
- } // END - if
-
- // Also edit this 0 !
- if (empty($ref)) $ref = 0;
-
- // Update session
- setSession('refid', $ref);
-
- // We have an refid here. So we simply add it
- $URL .= bigintval($ref);
-
- // Is the refid valid?
- if ($ref > 0) {
- // Update ref counter
- SQL_QUERY_ESC("UPDATE `{!_MYSQL_PREFIX!}_user_data` SET ref_clicks=ref_clicks+1 WHERE userid=%s LIMIT 1",
+// No refid by default
+$URL = 'index.php';
+
+// Invalid request by default
+$ref = 0;
+
+// Base URL for redirection
+switch (getConfig('refid_target')) {
+ case 'register':
+ $URL = 'modules.php?module=index&what=register&refid=';
+ break;
+
+ case 'index':
+ $URL = 'index.php?refid=';
+ break;
+} // END - switch
+
+// Get referal ID from ref or refid variable
+if (isGetRequestElementSet('ref')) $ref = getRequestElement('ref');
+ elseif (isGetRequestElementSet('refid')) $ref = getRequestElement('refid');
+
+if (!empty($ref)) {
+ // Test if nickname or numeric id
+ if (isExtensionActive('nickname')) {
+ // Nickname in URL, so load the ID
+ $result = SQL_QUERY_ESC("SELECT `userid` FROM `{?_MYSQL_PREFIX?}_user_data` WHERE `nickname`='%s' LIMIT 1",
+ array($ref), __FILE__, __LINE__);
+
+ // Load userid
+ list($ref) = SQL_FETCHROW($result);
+
+ // Free result
+ SQL_FREERESULT($result);
+ } // END - if
+
+ // Also edit this 0 !
+ if (empty($ref)) $ref = 0;
+
+ // Update session
+ setSession('refid', $ref);
+
+ // We have an refid here. So we simply add it
+ $URL .= bigintval($ref);
+
+ // Is the refid valid?
+ if ($ref > 0) {
+ // Update ref counter
+ SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_data` SET `ref_clicks`=`ref_clicks`+1 WHERE `userid`=%s LIMIT 1",