Method saveFile

radiantcore/map/MapResource.cpp:405–488

}

void MapResource::saveFile(const MapFormat& format, const scene::IMapRootNodePtr& root,
						   const GraphTraversalFunc& traverse, const std::string& filename)
{
	// Actual output file paths
	fs::path outFile = filename;
	fs::path auxFile = outFile;
	auxFile.replace_extension(game::current::getInfoFileExtension());

	// Check writeability of the primary output file
	throwIfNotWriteable(outFile);

	// Test opening the output file
	rMessage() << "Opening file " << outFile.string();

	// Open the stream to the primary output file
	std::ofstream outFileStream(outFile.string());
	std::unique_ptr<std::ofstream> auxFileStream; // aux stream is optional

	// Check writeability of the auxiliary output file if necessary
	if (format.allowInfoFileCreation())
	{
		rMessage() << " and auxiliary file " << auxFile.string();

		throwIfNotWriteable(auxFile);

		auxFileStream.reset(new std::ofstream(auxFile.string()));
	}

	rMessage() << " for writing... ";

	if (!outFileStream.is_open())
	{
		throw OperationException(fmt::format(_("Could not open file for writing: {0}"), outFile.string()));
	}

	if (auxFileStream && !auxFileStream->is_open())
	{
		throw OperationException(fmt::format(_("Could not open file for writing: {0}"), auxFile.string()));
	}

	rMessage() << "success" << std::endl;

	// Check the total count of nodes to traverse
	NodeCounter counter;
	traverse(root, counter);
		
	// Create our main MapExporter walker, and pass the desired 
	// format to it. The constructor will prepare the scene
	// and the destructor will clean it up afterwards. That way
	// we ensure a nice and tidy scene when exceptions are thrown.
	MapExporterPtr exporter;
	auto mapWriter = format.getMapWriter();

	if (format.allowInfoFileCreation())
	{
		exporter.reset(new MapExporter(*mapWriter, root, outFileStream, *auxFileStream, counter.getCount()));
	}
	else