Function InsertMap

source/core/menu/usermap.cpp:54–77

static FUsermapDirectory root;

void InsertMap(int lumpnum)
{
	FString filename = fileSystem.GetFileFullName(lumpnum);
	auto path = filename.Split("/");

	auto current = &root;
	for (unsigned i = 0; i < path.Size() - 1; i++)
	{
		unsigned place = current->subdirectories.FindEx([=](const FUsermapDirectory& entry) { return entry.dirname.CompareNoCase(path[i]) == 0; });
		if (place == current->subdirectories.Size())
		{
			place = current->subdirectories.Reserve(1);
			current->subdirectories.Last().dirname = path[i];
		}
		current = &current->subdirectories[place];
	}
	current->entries.Reserve(1);
	current->entries.Last().displayname = path.Last();
	current->entries.Last().filename = fileSystem.GetFileFullName(lumpnum);
	current->entries.Last().container = fileSystem.GetResourceFileName(fileSystem.GetFileContainer(lumpnum));
	current->entries.Last().size = (int)fileSystem.FileLength(lumpnum);
	auto mapinfo = FindMapByName(StripExtension(path.Last().GetChars()).GetChars());
	if (mapinfo) current->entries.Last().info = mapinfo->name;
}

bool ValidateMap(int lumpnum)
{