private bool TryAddChildArchive(string path, ArchiveFileEntry entry, ArchiveArchiveEntry parentArchive)
{
Action <ArchiveArchiveEntry, ArchiveFileEntry> valueSetter;
switch (Path.GetExtension(entry.Name))
{
case ".fs":
valueSetter = (a, e) => a.ContentEntry = e;
break;
case ".fl":
valueSetter = (a, e) => a.ListingEntry = e;
break;
case ".fi":
valueSetter = (a, e) => a.MetricsEntry = e;
break;
default:
return(false);
}
path = Path.ChangeExtension(path, null);
ArchiveArchiveEntry archive = _childArchives.GetOrAdd(path, p => new ArchiveArchiveEntry(Path.ChangeExtension(entry.Name, null)));
valueSetter(archive, entry);
if (archive.IsComplete)
{
_childArchives.TryRemove(path, out archive);
parentArchive.AddEntry(archive);
}
return(true);
}
private ArchiveArchiveEntry[] MoveArchive(ArchiveArchiveEntry[] oldArchives, ArchiveArchiveEntry newParent)
{
List <ArchiveArchiveEntry> result = new List <ArchiveArchiveEntry>(oldArchives.Length);
foreach (ArchiveArchiveEntry oldArchive in oldArchives)
{
ArchiveArchiveEntry newArchive = new ArchiveArchiveEntry(oldArchive.Name);
newParent.AddEntry(newArchive);
result.Add(newArchive);
}
return(result.ToArray());
}
private void MoveFile(ArchiveFileEntry oldFile, ArchiveArchiveEntry newParent, ArchiveDirectoryEntry newDirectory)
{
ArchiveFileEntry newFile = oldFile.Clone();
{
newFile.Compression = Compression.None;
newFile.ContentOffset = newParent.CurrentPosition;
SetCapacity(newFile);
newParent.CurrentPosition += newFile.ContentCapacity;
}
newParent.AddEntry(newFile);
newDirectory.AddEntry(oldFile.GetFullPath(), newFile);
}
private void ReadInformation(ArchiveArchiveEntry parentArchive, Stream metricsStream, Stream listingStream)
{
_childArchives.Clear();
using (BinaryReader mbr = new BinaryReader(metricsStream))
using (StreamReader lsr = new StreamReader(listingStream, Encoding.GetEncoding(1251)))
{
int index = 0;
while (!lsr.EndOfStream)
{
string path = lsr.ReadLine();
if (string.IsNullOrEmpty(path))
{
break;
}
int uncompressedContentSize = mbr.ReadInt32();
int contentOffset = mbr.ReadInt32();
int compression = mbr.ReadInt32();
ArchiveFileEntry entry = new ArchiveFileEntry(Path.GetFileName(path))
{
Index = index++,
UncompressedContentSize = uncompressedContentSize,
ContentOffset = contentOffset,
Compression = (Compression)compression
};
if (TryAddChildArchive(path, entry, parentArchive))
{
continue;
}
parentArchive.AddEntry(entry);
_info.RootDirectory.AddEntry(path, entry);
}
}
}
