private IEnumerable <RegionFile> ListRegions()
{
if (!Directory.Exists(_regionDirectory))
{
Directory.CreateDirectory(_regionDirectory);
}
string[] regions = Directory.GetFiles(_regionDirectory, "*.mca");
string parentDirectory = _regionDirectory + Path.DirectorySeparatorChar;
for (int i = 0; i < regions.Length; i++)
{
string[] codes = regions[i].Replace(parentDirectory, string.Empty).Split('.');
if (codes.Length == 4 && codes[0] == "r")
{
int cx, cz;
if (int.TryParse(codes[1], out cx) && int.TryParse(codes[2], out cz))
{
RegionCoord coord = new RegionCoord(cx, cz);
if (!_regionCache.ContainsKey(coord))
{
RegionFile rf = new RegionFile(regions[i], coord);
yield return(rf);
}
else
{
yield return(_regionCache[coord]);
}
}
}
}
}
public override bool Equals(object obj)
{
if (!(obj is RegionCoord))
{
return(false);
}
RegionCoord self = (RegionCoord)obj;
return(X == self.X && Z == self.Z);
}
public RegionFile TryLoadRegionFile(string fileName)
{
string[] names = fileName.Replace(_filePath + Path.DirectorySeparatorChar, "").Split('.');
if (names.Length == 4 && names[0] == "r")
{
RegionCoord rc = new RegionCoord(int.Parse(names[1]), int.Parse(names[2]));
return(new RegionFile(fileName, rc));
}
return(null);
}
public RegionFile GetRegionFile(RegionCoord coord)
{
if (_regionFiles.ContainsKey(coord))
{
return(_regionFiles[coord]);
}
RegionFile region = new RegionFile(GetRegionFileName(coord), coord);
_regionFiles.Add(coord, region);
return(region);
}
private RegionFile FetchRegion(RegionCoord r, bool create = false)
{
if (!_regionCache.ContainsKey(r))
{
string filePath = GetRegionFile(r);
if ((File.Exists(filePath) && !_canCreate) || _canCreate)
{
_regionCache.Add(r, new RegionFile(filePath, r));
}
}
return(_regionCache[r]);
}
public Region(int x, int z)
{
regionPos = new RegionCoord(x, z);
chunks = new ChunkData[32, 32];
}
private string GetRegionFile(RegionCoord r)
{
return(_regionDirectory + Path.DirectorySeparatorChar + string.Format("r.{0}.{1}.mca", r.X, r.Z));
}
private string GetRegionFileName(RegionCoord coord)
{
return(_filePath + Path.DirectorySeparatorChar + string.Format("r.{0}.{1}.mca", coord.X, coord.Z));
}
