+// Checks if current userid is set
+function isCurrentUserIdSet () {
+ return isset($GLOBALS['current_userid']);
+}
+
+// Checks wether we are debugging template cache
+function isDebuggingTemplateCache () {
+ return (getConfig('DEBUG_TEMPLATE_CACHE') == 'Y');
+}
+
+// Wrapper for fetchUserData() and getUserData() calls
+function getFetchedUserData ($keyColumn, $userId, $valueColumn) {
+ // Default is 'guest'
+ $data = getMessage('USERNAME_GUEST');
+
+ // Can we fetch the user data?
+ if (($userId > 0) && (fetchUserData($userId, $keyColumn))) {
+ // Now get the data back
+ $data = getUserData($valueColumn);
+ } // END - if
+
+ // Return it
+ return $data;
+}
+