UnrealEngineUWP/Engine/Source/Editor/ConfigEditor/Private/ConfigPropertyHelper.cpp

// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.

#include "ConfigPropertyHelper.h"
#include "HAL/FileManager.h"
#include "Misc/Paths.h"
#include "ISourceControlState.h"
#include "ISourceControlModule.h"

void UPropertyConfigFileDisplayRow::InitWithConfigAndProperty(const FString& InConfigFileName, UProperty* InEditProperty)
{
	ConfigFileName = FPaths::ConvertRelativePathToFull(InConfigFileName);
	ExternalProperty = InEditProperty;


	ISourceControlProvider& SourceControlProvider = ISourceControlModule::Get().GetProvider();
	// We will add source control soon...
	FSourceControlStatePtr SourceControlState = nullptr; // SourceControlProvider.GetState(ConfigFileName, EStateCacheUsage::Use);

	// Only include config files that are currently checked out or packages not under source control
	{
		if (FPaths::FileExists(ConfigFileName))
		{
			if (SourceControlState.IsValid())
			{
				bIsFileWritable = SourceControlState->IsCheckedOut() || SourceControlState->IsAdded();
			}
			else
			{
				bIsFileWritable = !IFileManager::Get().IsReadOnly(*ConfigFileName);
			}
		}
		else
		{
			if (SourceControlState.IsValid())
			{
				bIsFileWritable = (SourceControlState->IsSourceControlled() && SourceControlState->CanAdd());
			}
			else
			{
				bIsFileWritable = false;
			}
		}
	}

}