void USimpleConstructionScript::ValidateNodeVariableNames(FCompilerResultsLog& MessageLog)
{
UBlueprint* Blueprint = GetBlueprint();
check(Blueprint);
TSharedPtr<FKismetNameValidator> ParentBPNameValidator;
if( Blueprint->ParentClass != NULL )
{
UBlueprint* ParentBP = Cast<UBlueprint>(Blueprint->ParentClass->ClassGeneratedBy);
if( ParentBP != NULL )
{
ParentBPNameValidator = MakeShareable(new FKismetNameValidator(ParentBP));
}
}
TSharedPtr<FKismetNameValidator> CurrentBPNameValidator = MakeShareable(new FKismetNameValidator(Blueprint));
TArray<USCS_Node*> Nodes = GetAllNodes();
int32 Counter=0;
for (int32 NodeIndex=0; NodeIndex < Nodes.Num(); ++NodeIndex)
{
USCS_Node* Node = Nodes[NodeIndex];
if( Node && Node->ComponentTemplate && Node != DefaultSceneRootNode )
{
// Replace missing or invalid component variable names
if( Node->VariableName == NAME_None
|| Node->bVariableNameAutoGenerated_DEPRECATED
|| !FComponentEditorUtils::IsValidVariableNameString(Node->ComponentTemplate, Node->VariableName.ToString()) )
{
FName OldName = Node->VariableName;
// Generate a new default variable name for the component.
Node->VariableName = GenerateNewComponentName(Node->ComponentTemplate->GetClass());
Node->bVariableNameAutoGenerated_DEPRECATED = false;
if( OldName != NAME_None )
{
FBlueprintEditorUtils::ReplaceVariableReferences(Blueprint, OldName, Node->VariableName);
MessageLog.Warning(*FString::Printf(TEXT("Found a component variable with an invalid name (%s) - changed to %s."), *OldName.ToString(), *Node->VariableName.ToString()));
}
}
else if( ParentBPNameValidator.IsValid() && ParentBPNameValidator->IsValid(Node->VariableName) != EValidatorResult::Ok )
{
FName OldName = Node->VariableName;
FName NewVariableName = FBlueprintEditorUtils::FindUniqueKismetName(Blueprint, OldName.ToString());
FBlueprintEditorUtils::RenameMemberVariable(Blueprint, OldName, NewVariableName );
MessageLog.Warning(*FString::Printf(TEXT("Found a component variable with a conflicting name (%s) - changed to %s."), *OldName.ToString(), *Node->VariableName.ToString()));
}
}
}
}
USCS_Node* USimpleConstructionScript::CreateNodeAndRenameComponent(UActorComponent* NewComponentTemplate)
{
check(NewComponentTemplate);
// note that naming logic is duplicated in CreateNode:
FName NewComponentVariableName = GenerateNewComponentName(NewComponentTemplate->GetClass());
// Relocate the instance from the transient package to the BPGC and assign it a unique object name
NewComponentTemplate->Rename(*(NewComponentVariableName.ToString() + UActorComponent::ComponentTemplateNameSuffix), GetBlueprint()->GeneratedClass, REN_DontCreateRedirectors | REN_DoNotDirty);
return CreateNodeImpl(NewComponentTemplate, NewComponentVariableName);
}
USCS_Node* USimpleConstructionScript::CreateNode(UClass* NewComponentClass, FName NewComponentVariableName)
{
UBlueprint* Blueprint = GetBlueprint();
check(Blueprint);
check(NewComponentClass->IsChildOf(UActorComponent::StaticClass()));
ensure(Cast<UBlueprintGeneratedClass>(Blueprint->GeneratedClass));
// note that naming logic is duplicated in CreateNodeAndRenameComponent:
NewComponentVariableName = GenerateNewComponentName(NewComponentClass, NewComponentVariableName);
UActorComponent* NewComponentTemplate = NewObject<UActorComponent>(Blueprint->GeneratedClass, NewComponentClass, *(NewComponentVariableName.GetPlainNameString() + FGuid::NewGuid().ToString() ), RF_ArchetypeObject|RF_Transactional|RF_Public);
return CreateNodeImpl(NewComponentTemplate, NewComponentVariableName);
}
USCS_Node* USimpleConstructionScript::CreateNode(UClass* NewComponentClass, FName NewComponentVariableName)
{
UBlueprint* Blueprint = GetBlueprint();
check(Blueprint);
check(NewComponentClass->IsChildOf(UActorComponent::StaticClass()));
ensure(Cast<UBlueprintGeneratedClass>(Blueprint->GeneratedClass));
// note that naming logic is duplicated in CreateNodeAndRenameComponent:
NewComponentVariableName = GenerateNewComponentName(NewComponentClass, NewComponentVariableName);
// A bit of a hack, but by doing this we ensure that the original object isn't outered to the BPGC. That way if we undo this action later, it'll rename the template away from the BPGC.
// This is necessary because of our template object naming scheme that's in place to ensure deterministic cooking. We have to keep the SCS node and template object names in sync as a result,
// and leaving the template outered to the BPGC can lead to template object name collisions when attempting to rename the remaining SCS nodes. See USCS_Node::NameWasModified() for more details.
UActorComponent* NewComponentTemplate = NewObject<UActorComponent>(GetTransientPackage(), NewComponentClass, NAME_None, RF_ArchetypeObject | RF_Transactional | RF_Public);
// Record initial object state in case we're in a transaction context.
NewComponentTemplate->Modify();
// Now set the actual name and outer to the BPGC.
NewComponentTemplate->Rename(*(NewComponentVariableName.ToString() + UActorComponent::ComponentTemplateNameSuffix), Blueprint->GeneratedClass, REN_DoNotDirty|REN_DontCreateRedirectors|REN_ForceNoResetLoaders);
return CreateNodeImpl(NewComponentTemplate, NewComponentVariableName);
}
