// Calculate the target pointer for a targetable node
void CalculateNodeTargetPointer(xmlNode* target, fm::string& pointer)
{
if (target != NULL)
{
// The target node should have either a subid or an id
if (HasNodeProperty(target, DAE_ID_ATTRIBUTE))
{
pointer = ReadNodeId(target);
return;
}
else if (!HasNodeProperty(target, DAE_SID_ATTRIBUTE))
{
pointer.clear();
return;
}
// Generate a list of parent nodes up to the first properly identified parent
xmlNodeList traversal;
traversal.reserve(16);
traversal.push_back(target);
xmlNode* current = target->parent;
while (current != NULL)
{
traversal.push_back(current);
if (HasNodeProperty(current, DAE_ID_ATTRIBUTE)) break;
current = current->parent;
}
// The top parent should have the ID property
FUSStringBuilder builder;
intptr_t nodeCount = (intptr_t) traversal.size();
builder.append(ReadNodeId(traversal[nodeCount - 1]));
if (builder.empty()) { pointer.clear(); return; }
// Build up the target string
for (intptr_t i = nodeCount - 2; i >= 0; --i)
{
xmlNode* node = traversal[i];
fm::string subId = ReadNodeProperty(node, DAE_SID_ATTRIBUTE);
if (!subId.empty())
{
builder.append('/');
builder.append(subId);
}
}
pointer = builder.ToString();
}
else pointer.clear();
}
// Split the target string into its pointer and its qualifier(s)
void FUStringConversion::SplitTarget(const fm::string& target, fm::string& pointer, fm::string& qualifier)
{
size_t splitIndex = target.find_first_of("([.");
if (splitIndex != fm::string::npos)
{
pointer = target.substr(0, splitIndex);
qualifier = target.substr(splitIndex);
}
else
{
pointer = target;
qualifier.clear();
}
}
