private string GetPropertiesBuilder(D2OClass d2Oclass)
{
var propertyBuilder = new StringBuilder();
var numberOfFields = d2Oclass.Properties.Count;
propertyBuilder.AppendLine("{");
for (var i = 0; i < numberOfFields; i++)
{
propertyBuilder
.Append(GetPropertyBuilder(d2Oclass.Properties[i]))
.Append(WriteCommaIfHasMore(numberOfFields, i))
.AppendLine();
}
propertyBuilder.Append("}");
return(propertyBuilder.ToString());
}
public D2OUnpacker(string filePath)
{
FileName = Path.GetFileNameWithoutExtension(filePath);
FilePath = filePath;
var d2OFileBytes = File.ReadAllBytes(filePath);
if (!d2OFileBytes.Any())
{
throw new ArgumentNullException(nameof(d2OFileBytes));
}
Console.WriteLine($"Reading {FileName}.d2o ...");
_reader = new FastBinaryReader(d2OFileBytes);
// Reading header to see if the file is valid
if (_reader.ReadString(StringType.Utf8, 3) != "D2O")
{
_reader.Position = 0;
var signature = _reader.ReadString(StringType.Utf8);
if (signature != "AKSF")
{
throw new ArgumentException($"{FileName} is corrupted", nameof(d2OFileBytes));
}
_reader.Position += 2;
var len = _reader.ReadValue <int>();
_reader.Position = _reader.Position + len;
_contentOffset = _reader.Position + 7;
var realHeader = _reader.ReadString(StringType.Utf8);
if (realHeader != "D2O")
{
throw new ArgumentException($"{FileName} is corrupted", nameof(d2OFileBytes));
}
}
// Table pointer initializer
var tablePointer = _reader.ReadValue <int>();
_reader.Position = tablePointer + _contentOffset;
var objectPointerTableLen = _reader.ReadValue <int>();
_objectMapper = new Dictionary <int, int>(objectPointerTableLen);
for (var i = 0; i < objectPointerTableLen; i += 8)
{
var key = _reader.ReadValue <int>();
var pointer = _reader.ReadValue <int>();
_objectMapper.Add(key, pointer + _contentOffset);
}
// D2O Files initializer
var classCount = _reader.ReadValue <int>();
Objects = new Dictionary <int, D2OClass>(classCount);
for (var i = 0; i < classCount; i++)
{
var classId = _reader.ReadValue <int>();
var className = _reader.ReadString(StringType.Utf8);
var packageName = _reader.ReadString(StringType.Utf8);
var d2OClass = new D2OClass(className, packageName);
var fieldsCount = _reader.ReadValue <int>();
for (var j = 0; j < fieldsCount; j++)
{
d2OClass.AddField(_reader);
i++;
}
Objects.Add(classId, d2OClass);
}
_jsonUnpacker = new D2OJsonUnpacker(_reader, _objectMapper, Objects);
}