- check different request-header to determine the users IP

- block access if it cant be reliably deetermined
- increase field size in db to accomodate IPv6

setup/updates/12_account.sql

@@ -0,0 +1,11 @@
+ALTER TABLE `aowow_account`
+	ALTER `curIP` DROP DEFAULT,
+	ALTER `prevIP` DROP DEFAULT;
+ALTER TABLE `aowow_account`
+	CHANGE COLUMN `curIP` `curIP` VARCHAR(45) NOT NULL AFTER `consecutiveVisits`,
+	CHANGE COLUMN `prevIP` `prevIP` VARCHAR(45) NOT NULL AFTER `curIP`;
+
+ALTER TABLE `aowow_account_bannedips`
+    ALTER `ip` DROP DEFAULT;
+ALTER TABLE `aowow_account_bannedips`
+    CHANGE COLUMN `ip` `ip` VARCHAR(45) NOT NULL FIRST;