Key commonKeyName (Key key1, Key key2)
{
// do not let removed namespaces escape
key1 = key1.dup();
key2 = key2.dup();
if (key1.isBelowOrSame(key2)) return key2;
if (key2.isBelowOrSame(key1)) return key1;
if (key1.getNamespace() != key2.getNamespace())
{
removeNamespace(key1);
removeNamespace(key2);
}
Key ret(key1.getNamespace(), KEY_END);
for (auto it1 = ++key1.begin(), it2 = ++key2.begin();
it1 != key1.end() && it2 != key2.end();
++it1, ++it2)
{
if (*it1 != *it2) break;
ret.addBaseName(*it1);
}
return ret;
}
void removeDefaultNamespace(xmlNs *ns, xmlNode *node) {
removeNamespace(&node->nsDef, ns);
xmlAttr *attr;
for (attr = node->properties; attr; attr = attr->next) {
if (!attr->ns)
continue;
removeNamespace(&attr->ns, ns);
}
if (node->ns == ns)
node->ns = NULL;
xmlNode *child;
for (child = xmlFirstElementChild(node); child; child = xmlNextElementSibling(child)) {
removeDefaultNamespace(ns, child);
}
}
