System.DirTree.Zip

Enables reading and writeing zipfiles using dirtrees. It is not a complete 1-1 mapping but for many usecases it gets the job done.

It is based of the `zip-archive` library, which can be used if more control is needed.

Documentation

entriesToDirForest :: [Entry] -> Maybe (RelativeDirForest Link ByteString)

Convert entries to a FileMap of RelativeDirTree

entriesFromDirForest :: Integer -> RelativeDirForest Link ByteString -> [Entry]

Create a list of enties from a FileMap.

Helpers

entryToDirForest :: Entry -> Maybe (DirForest Entry)

Convert a entry to a single filemap, fails if the entry path is empty.

entryFromFile :: Integer -> FileKey -> RelativeFile Link ByteString -> Entry

Create a single entry from a file. This also handles symlinks, but changes saves all files with the stdFileMode.

files :: Lens' Archive (RelativeDirForest Link ByteString)

A lens to get and set the files of an archive. Uses sparingly on big archvies as it will convert forth and back.

entries :: Lens' Archive [Entry]

A simple lens into the entries of an archive.

Re-Exports

toArchive :: ByteString -> Archive

Reads an Archive structure from a raw zip archive (in a lazy bytestring).

fromArchive :: Archive -> ByteString

Writes an Archive structure to a raw zip archive (in a lazy bytestring).