+// Init random number/cache buster
+function FILTER_INIT_RANDOM_NUMBER () {
+ // Is the extension sql_patches installed and at least 0.3.6?
+ if ((isExtensionActive('sql_patches')) && (getExtensionVersion('sql_patches') >= '0.3.6')) {
+ // Generate random number
+ setConfigEntry('RAND_NUMBER', generateRandomCode(10, mt_rand(10000, 32766), getUserId(), ''));
+ } else {
+ // Generate weak (!!!) code
+ setConfigEntry('RAND_NUMBER', mt_rand(1000000, 9999999));
+ }
+
+ // Copy it to CACHE_BUSTER
+ setConfigEntry('CACHE_BUSTER', getConfig('RAND_NUMBER'));
+}
+