public int CompareTo(Map other)
{
return filename.CompareTo(other.filename);
}
private void ParseTrn(string file, Map map)
{
}
private void ParseBzn(string file, Map map)
{
using(FileStream fs = new FileStream(file, FileMode.Open, FileAccess.Read))
{
using(BinaryReader br = new BinaryReader(fs))
{
List<byte> bytes = br.ReadBytes((int)fs.Length).ToList();
// don't check the last 6 bytes. "Mission" is 7 bytes
for(int i = 0; i < bytes.Count - (MISSION_BYTES.Length - 1); ++i)
{
if(bytes[i] == MISSION_BYTES[0])
{
bool foundMission = true;
for(int j = 1; j < MISSION_BYTES.Length; ++j)
{
if(bytes[i + j] != MISSION_BYTES[j])
{
foundMission = false;
break;
}
}
if(foundMission)
{
string prefix = System.Text.Encoding.ASCII.GetString(bytes.GetRange(i - 6, 6).ToArray());
switch(prefix)
{
case "MultST":
map.type = Map.Type.Strategy;
break;
case "MultDM":
map.type = Map.Type.Deathmatch;
break;
case "Inst4X":
map.type = Map.Type.InstantAction;
break;
default:
if(prefix.Substring(1) == "Empty")
{
map.type = Map.Type.InstantAction;
}
else if(prefix.Substring(3) == "Lua")
{
map.type = Map.Type.InstantAction;
}
else
{
map.type = Map.Type.Unknown;
}
break;
}
break;
}
}
}
}
}
}
// functions to read des, trn, bzn, etc files
private void ParseDes(string file, Map map)
{
using(StreamReader sr = new StreamReader(file))
{
string line = null;
while((line = sr.ReadLine()) != null)
{
int colonIdx = line.IndexOf(':');
if(colonIdx != -1 && line.Length > colonIdx)
{
string key = line.Substring(0, colonIdx).Trim();
string value = line.Substring(colonIdx + 1).Trim();
if(value.Length == 0)
continue;
switch(key)
{
case "WORLD":
map.world = value;
break;
case "SIZE":
map.size = value;
break;
case "POWERUPS":
map.powerups = value == "Yes";
break;
case "GEYSERS":
map.geysers = uint.Parse(value);
break;
case "SCRAP":
map.scrap = uint.Parse(value);
break;
case "AUTHOR":
map.author = value;
break;
case "VERSION":
map.version = value;
break;
default:
break;
}
}
}
}
}
private Map LoadMap(string path)
{
string desFile = path + ".des";
string trnFile = path + ".trn";
string bznFile = path + ".bzn";
Map ret = new Map();
ret.bznPath = path.Substring(0, path.LastIndexOfAny(new char[] { '/', '\\' }));
ret.filename = Path.GetFileNameWithoutExtension(path);
if(File.Exists(desFile))
ParseDes(desFile, ret);
else if(File.Exists(trnFile))
ParseTrn(trnFile, ret);
ParseBzn(bznFile, ret);
return ret.type == Map.Type.InstantAction ? ret : null;
}