public bool Patch(string filepath, SpeechSkipType speechSkipType, bool makeBackup, bool patchExternalFiles)
{
IEnumerable <Asset> dtaFiles = BuildDTAAssetList(filepath, patchExternalFiles);
foreach (Asset asset in dtaFiles)
{
if (makeBackup && !CreateBackup(asset.Filepath))
{
return(false);
}
if (!PatchSpeechSkipType(asset.Filepath, asset.Offset, speechSkipType))
{
return(false);
}
}
IEnumerable <Asset> acFiles = BuildACAssetList(filepath, patchExternalFiles);
foreach (Asset asset in acFiles)
{
if (makeBackup && !CreateBackup(asset.Filepath))
{
return(false);
}
PatchSetSkipSpeechFunction(asset.Filepath);
}
return(true);
}
private bool PatchSpeechSkipType(string filepath, long offset, SpeechSkipType type)
{
long patchOffset = GetSpeechSkipOffset(filepath, offset);
if (patchOffset < 0)
{
return(false);
}
return(SetSpeechSkipType(filepath, patchOffset, type));
}
private bool SetSpeechSkipType(string filename, long offset, SpeechSkipType type)
{
using (FileStream file = new FileStream(filename, FileMode.Open, FileAccess.Write))
{
using (BinaryWriter writer = new BinaryWriter(file, Windows1252))
{
long position = writer.BaseStream.Seek(offset, SeekOrigin.Begin);
if (position != offset)
{
return(false);
}
writer.Write((Int32)type);
}
}
return(true);
}
