protected function importAttributeSets(SimpleXMLElement $sx) {
if (isset($sx->attributesets)) {
foreach($sx->attributesets->attributeset as $as) {
$akc = AttributeKeyCategory::getByHandle($as['category']);
$pkg = ContentImporter::getPackageObject($as['package']);
$set = $akc->addSet((string) $as['handle'], (string) $as['name'], $pkg, $as['locked']);
foreach($as->children() as $ask) {
$ak = $akc->getAttributeKeyByHandle((string) $ask['handle']);
if (is_object($ak)) {
$set->addKey($ak);
}
}
}
}
}
