+switch (getExtensionMode()) {
+ case 'register': // Do stuff when installation is running (modules.php?module=admin is called)
+ // SQL commands to run
+ break;
+
+ case 'remove': // Do stuff when removing extension
+ // SQL commands to run
+ break;
+
+ case 'activate': // Do stuff when admin activates this extension
+ // SQL commands to run
+ break;