Network.Gopher.Util

Helper utilities used within the library and the server which also could be useful for other application code.

Security

santinizePath :: FilePath -> FilePath

Normalise a path and prevent directory traversal attacks.

santinizeIfNotUrl :: FilePath -> FilePath

String Encoding

asciiOrd :: Char -> Word8

ord a Word8

asciiChr :: Word8 -> Char

chr a Word8

uEncode :: String -> ByteString

Encode a String to a UTF-8 ByteString

uDecode :: ByteString -> String

Decode a UTF-8 ByteString to a String

Misc Helpers

stripNewline :: ByteString -> ByteString

Strip \r and \n from ByteStrings