virtual bool FixupObject(const FName& InObjectPath, FName& OutNewObjectPath) override
{
OutNewObjectPath = NAME_None;
if (InObjectPath.ToString().StartsWith(TEXT("/Script/")))
{
// We can't use FindObject while we're saving
if (!GIsSavingPackage)
{
const FString ClassPathStr = InObjectPath.ToString();
UClass* FoundClass = FindObject<UClass>(ANY_PACKAGE, *ClassPathStr);
if (!FoundClass)
{
// Use the linker to search for class name redirects (from the loaded ActiveClassRedirects)
const FString ClassName = FPackageName::ObjectPathToObjectName(ClassPathStr);
const FName NewClassName = FLinkerLoad::FindNewNameForClass(*ClassName, false);
if (!NewClassName.IsNone())
{
// Our new class name might be lacking the path, so try and find it so we can use the full path in the collection
FoundClass = FindObject<UClass>(ANY_PACKAGE, *NewClassName.ToString());
if (FoundClass)
{
OutNewObjectPath = *FoundClass->GetPathName();
}
}
}
}
}
else
{
// Keep track of visted redirectors in case we loop.
TSet<FName> VisitedRedirectors;
// Use the asset registry to avoid loading the object
FAssetData ObjectAssetData = AssetRegistryModule.Get().GetAssetByObjectPath(InObjectPath);
while (ObjectAssetData.IsValid() && ObjectAssetData.IsRedirector())
{
// Check to see if we've already seen this path before, it's possible we might have found a redirector loop.
if ( VisitedRedirectors.Contains(ObjectAssetData.ObjectPath) )
{
UE_LOG(LogContentBrowser, Error, TEXT("Redirector Loop Found!"));
for ( FName Redirector : VisitedRedirectors )
{
UE_LOG(LogContentBrowser, Error, TEXT("Redirector: %s"), *Redirector.ToString());
}
ObjectAssetData = FAssetData();
break;
}
VisitedRedirectors.Add(ObjectAssetData.ObjectPath);
// Get the destination object from the meta-data rather than load the redirector object, as
// loading a redirector will also load the object it points to, which could cause a large hitch
FString DestinationObjectPath;
if (ObjectAssetData.GetTagValue("DestinationObject", DestinationObjectPath))
{
ConstructorHelpers::StripObjectClass(DestinationObjectPath);
ObjectAssetData = AssetRegistryModule.Get().GetAssetByObjectPath(*DestinationObjectPath);
}
else
{
ObjectAssetData = FAssetData();
}
}
OutNewObjectPath = ObjectAssetData.ObjectPath;
}
return OutNewObjectPath != NAME_None && InObjectPath != OutNewObjectPath;
}
