protected static function _getJsCacheBuster()
{
if (!self::$_jsCacheBuster) {
// Fallback in case XFMG version ID unavailable for whatever reason.
$versionId = XenForo_Application::$versionId;
if (XenForo_Application::isRegistered('addOns')) {
$addOns = XenForo_Application::get('addOns');
if (!empty($addOns['XenGallery'])) {
$versionId = $addOns['XenGallery'];
}
}
self::$_jsCacheBuster = substr(md5($versionId . XenForo_Application::$jsVersion), 0, 8);
}
return self::$_jsCacheBuster;
}
