private bool HandleGameFileIWad(IGameFile gameFile, ISourcePort sourcePort, StringBuilder sb, LauncherPath gameFileDirectory, LauncherPath tempDirectory)
{
try
{
using (IArchiveReader reader = ArchiveReader.Create(Path.Combine(gameFileDirectory.GetFullPath(), gameFile.FileName)))
{
IArchiveEntry entry = reader.Entries.First();
string extractFile = Path.Combine(tempDirectory.GetFullPath(), entry.Name);
if (ExtractFiles && entry.ExtractRequired)
{
entry.ExtractToFile(extractFile, true);
}
if (!entry.ExtractRequired)
{
extractFile = entry.FullName;
}
sb.Append(sourcePort.IwadParameter(new SpData(extractFile, gameFile, AdditionalFiles)));
}
}
catch (FileNotFoundException)
{
LastError = string.Format("File not found: {0}", gameFile.FileName);
return(false);
}
catch (IOException)
{
LastError = string.Format("File in use: {0}", gameFile.FileName);
return(false);
}
catch (Exception)
{
LastError = string.Format("There was an issue with the IWad: {0}. Corrupted file?", gameFile.FileName);
return(false);
}
return(true);
}
//Takes a file 'MAP01.wad' and makes it 'MAP01_GUID.wad'.
//Checks if file with prefix MAP01 exists with same file length and returns that file (same file).
//Otherwise a new file is extracted and returned.
public static string ExtractTempFile(string tempDirectory, IArchiveEntry entry)
{
// The file is a regular file and not an archive - return the FulName
if (!entry.ExtractRequired)
{
return(entry.FullName);
}
string ext = Path.GetExtension(entry.Name);
string file = entry.Name.Replace(ext, string.Empty) + "_";
string[] searchFiles = Directory.GetFiles(tempDirectory, file + "*");
string matchingFile = searchFiles.FirstOrDefault(x => new FileInfo(x).Length == entry.Length);
if (matchingFile == null)
{
string extractFile = Path.Combine(tempDirectory, string.Concat(file, Guid.NewGuid().ToString(), ext));
entry.ExtractToFile(extractFile);
return(extractFile);
}
return(matchingFile);
}