private void InternalSave(string path)
{
try
{
isSaving = true;
UpdateDefaultRecordLength();
byte[] content;
using (MemoryStream encrypted = new MemoryStream())
{
SHNWriter writer = new SHNWriter(encrypted);
writer.Write(this.Header);
writer.Write((uint)this.Rows.Count);
writer.Write(this.DefaultRecordLength);
writer.Write((uint)this.Columns.Count);
WriteColumns(writer);
WriteRows(writer);
content = new byte[encrypted.Length];
encrypted.Seek(0, SeekOrigin.Begin);
encrypted.Read(content, 0, content.Length);
}
FileCrypto.Crypt(content, 0, content.Length);
using (FileStream final = File.Create(path))
{
BinaryWriter writer = new BinaryWriter(final);
writer.Write(CryptHeader);
writer.Write((int)(content.Length + 36));
writer.Write(content);
}
this.FileName = path;
if (OnSaveFinished != null)
OnSaveFinished.Invoke(this);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.ToString() + ex.StackTrace);
if (OnSaveError != null)
OnSaveError.Invoke(this, ex.ToString());
}
finally
{
isSaving = false;
}
}
private void WriteRows(SHNWriter writer)
{
foreach (DataRow row in base.Rows)
{
int CurPos = (int)writer.BaseStream.Position;
short unkLength = 0;
writer.Write((short)0); // Row Length
for (int colIndex = 0; colIndex < base.Columns.Count; ++colIndex)
{
SHNColumn column = (SHNColumn)base.Columns[colIndex];
switch (column.TypeByte)
{
case 1:
case 12:
case 16:
writer.Write((byte)row[colIndex]);
break;
case 2:
writer.Write((ushort)row[colIndex]);
break;
case 3:
case 11:
case 18:
case 27:
writer.Write((uint)row[colIndex]);
break;
case 5:
writer.Write((Single)row[colIndex]);
break;
case 9:
case 24:
writer.WritePaddedString((string)row[colIndex], column.Length);
break;
case 13:
case 21:
writer.Write((short)row[colIndex]);
break;
case 20:
writer.Write((sbyte)row[colIndex]);
break;
case 22:
writer.Write((int)row[colIndex]);
break;
case 26:
string tmp = (string)row[colIndex];
unkLength += (short)tmp.Length;
writer.WritePaddedString(tmp, tmp.Length + 1);
break;
}
}
int LastPos = (int)writer.BaseStream.Position;
writer.Seek(CurPos, SeekOrigin.Begin);
writer.Write((short)(DefaultRecordLength + unkLength)); // Update Row Length
writer.Seek(LastPos, SeekOrigin.Begin);
}
}
public void Write(SHNWriter writer)
{
if (this.ColumnName.StartsWith("Undefined"))
{
writer.WritePaddedString(" ", 48);
}
else
{
writer.WritePaddedString(this.ColumnName, 48);
}
writer.Write((uint)this.TypeByte);
writer.Write((uint)this.Length);
}