+// Init user data array
+function initUserData () {
+ // User id should not be zero
+ if (getCurrentUserId() < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+ // Init the user
+ $GLOBALS['user_data'][getCurrentUserId()] = array();
+}
+
+// Getter for user data
+function getUserData ($column) {
+ // User id should not be zero
+ if (getCurrentUserId() < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+ // Return the value
+ return $GLOBALS['user_data'][getCurrentUserId()][$column];
+}
+
+// Geter for whole user data array
+function getUserDataArray () {
+ // User id should not be zero
+ if (getCurrentUserId() < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+ // Get the whole array
+ return $GLOBALS['user_data'][getCurrentUserId()];
+}
+
+// Checks if the user data is valid, this may indicate that the user has logged
+// in, but you should use isMember() if you want to find that out.
+function isUserDataValid () {
+ // User id should not be zero so abort here
+ if (!isCurrentUserIdSet()) return false;
+
+ // Is the array there and filled?
+ return ((isset($GLOBALS['user_data'][getCurrentUserId()])) && (count($GLOBALS['user_data'][getCurrentUserId()]) > 1));
+}
+
+// Setter for current userid
+function setCurrentUserId ($userid) {
+ $GLOBALS['current_userid'] = bigintval($userid);
+}
+
+// Getter for current userid
+function getCurrentUserId () {
+ // Userid must be set before it can be used
+ if (!isCurrentUserIdSet()) {
+ // Not set
+ debug_report_bug('User id is not set.');
+ } // END - if
+
+ // Return the userid
+ return $GLOBALS['current_userid'];
+}
+
+// Checks if current userid is set
+function isCurrentUserIdSet () {
+ return isset($GLOBALS['current_userid']);
+}
+