/// <summary>
/// 导出文本
/// </summary>
public void ExtractText()
{
string exportedFile = ExportGBNB(true);
if (exportedFile.Equals(string.Empty))
{
Console.WriteLine("文件：{0}不包含文本", fileToProc.FullName);
return;
}
List <string> text = new List <string>();
using (FileStream reader = new FileStream(exportedFile, FileMode.Open, FileAccess.Read))
{
GBNB gbnb = GetGBNBInfo(reader);
reader.Seek(gbnb.TextOffset, SeekOrigin.Begin);
for (int i = 0; i < gbnb.SentenceCount; i++)
{
List <byte> textData = new List <byte>();
byte singleData = (byte)reader.ReadByte();
while (singleData != 0)
{
textData.Add(singleData);
singleData = (byte)reader.ReadByte();
}
text.Add(Encoding.GetEncoding(932).GetString(textData.ToArray()));
}
WriteAllText(text, exportedFile + ".xml");
//File.WriteAllLines(exportedFile + ".txt", text.ToArray(), Encoding.UTF8);
}
}
private GBNB GetGBNBInfo(FileStream reader)
{
GBNB result = new GBNB();
reader.Seek(reader.Length - 0x18, SeekOrigin.Begin);
byte[] countData = new byte[4];
reader.Read(countData, 0, 4);
result.SentenceCount = DataConverter.BigEndian.GetInt32(countData, 0);
byte[] offsetData = new byte[4];
reader.Read(offsetData, 0, 4);
result.TextOffset = DataConverter.BigEndian.GetInt32(offsetData, 0);
result.TextDataLength = (int)reader.Length - result.TextOffset - 0x40;
return(result);
}
private GBNB GetGBNBInfo(FileStream reader)
{
GBNB result = new GBNB();
reader.Seek(reader.Length - 0x18, SeekOrigin.Begin);
byte[] countData = new byte[4];
reader.Read(countData, 0, 4);
result.SentenceCount = DataConverter.BigEndian.GetInt32(countData, 0);
byte[] offsetData = new byte[4];
reader.Read(offsetData, 0, 4);
result.TextOffset = DataConverter.BigEndian.GetInt32(offsetData, 0);
result.TextDataLength = (int)reader.Length - result.TextOffset - 0x40;
return result;
}
public void ImportText()
{
if (!File.Exists(fileToProc.FullName + ".gbnb.xml"))
{
Console.WriteLine("文件：{0}不包含文本，不处理", fileToProc.FullName);
return;
}
List <string> text = GetAllText();
using (FileStream reader = new FileStream(fileToProc.FullName + ".gbnb", FileMode.Open, FileAccess.Read))
{
GBNB gbnb = GetGBNBInfo(reader);
if (text.Count != gbnb.SentenceCount)
{
Console.WriteLine("{0}的文本句子长度与原始文本长度不相等，无法处理", fileToProc.FullName + ".gbnb.txt");
}
else
{
reader.Seek(0, SeekOrigin.Begin);
using (BinaryReader binReader = new BinaryReader(reader))
{
byte[] configData = binReader.ReadBytes(gbnb.TextOffset);
using (MemoryStream gbnbStream = new MemoryStream())
{
using (MemoryStream textStream = new MemoryStream())
{
int lastSentenceLength = 0;
for (int i = 0; i < gbnb.SentenceCount; i++)
{
byte[] singleData = Encoding.GetEncoding(932).GetBytes(text[i]);//正式转换，这里需要用自制码表
textStream.Write(singleData, 0, singleData.Length);
textStream.WriteByte(0);
if (i != 0)
{
//写入文本偏移位置
byte[] offsetData = DataConverter.BigEndian.GetBytes(lastSentenceLength);
Array.Copy(offsetData, 0, configData, i * 0x24 + 0x20, 4);
}
lastSentenceLength += (singleData.Length + 1);
}
//判断新生成的文本数据是否大于原始数据
if (textStream.Length > gbnb.TextDataLength)
{
Console.WriteLine("{0}文件的文本数据长度大于原始文本数据长度，无法处理", fileToProc.FullName + ".gbnb.txt");
}
else
{
int fixZero = (int)(gbnb.TextDataLength - textStream.Length);
textStream.Write(new byte[fixZero], 0, fixZero);
}
//写入控制数据
gbnbStream.Write(configData, 0, configData.Length);
//写入文本数据
gbnbStream.Write(textStream.ToArray(), 0, (int)textStream.Length);
//写入GBNB数据
reader.Seek(-0x40, SeekOrigin.End);
gbnbStream.Write(binReader.ReadBytes(0x40), 0, 0x40);
}
string strOffset = File.ReadAllText(fileToProc.FullName + ".dat");
int offset = int.Parse(strOffset);
using (FileStream writer = fileToProc.OpenWrite())
{
writer.Seek(offset, SeekOrigin.Begin);
writer.Write(gbnbStream.ToArray(), 0, (int)gbnbStream.Length);
}
}
}
}
}
//删除其他文件
if (File.Exists(fileToProc.FullName + ".dat"))
{
File.Delete(fileToProc.FullName + ".dat");
}
if (File.Exists(fileToProc.FullName + ".gbnb"))
{
File.Delete(fileToProc.FullName + ".gbnb");
}
if (File.Exists(fileToProc.FullName + ".gbnb.xml"))
{
File.Delete(fileToProc.FullName + ".gbnb.xml");
}
}