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{- git-annex export types
-
- Copyright 2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
{-# LANGUAGE DeriveGeneric #-}
module Types.Export (
ExportLocation,
mkExportLocation,
fromExportLocation,
ExportDirectory,
mkExportDirectory,
fromExportDirectory,
exportDirectories,
) where
import Git.FilePath
import Utility.Split
import Utility.FileSystemEncoding
import qualified System.FilePath.Posix as Posix
import GHC.Generics
import Control.DeepSeq
-- A location on a remote that a key can be exported to.
-- The RawFilePath will be relative to the top of the remote,
-- and uses unix-style path separators.
newtype ExportLocation = ExportLocation RawFilePath
deriving (Show, Eq, Generic)
instance NFData ExportLocation
mkExportLocation :: RawFilePath -> ExportLocation
mkExportLocation = ExportLocation . toInternalGitPath
fromExportLocation :: ExportLocation -> RawFilePath
fromExportLocation (ExportLocation f) = f
newtype ExportDirectory = ExportDirectory RawFilePath
deriving (Show, Eq)
mkExportDirectory :: RawFilePath -> ExportDirectory
mkExportDirectory = ExportDirectory . toInternalGitPath
fromExportDirectory :: ExportDirectory -> RawFilePath
fromExportDirectory (ExportDirectory f) = f
-- | All subdirectories down to the ExportLocation, with the deepest ones
-- last. Does not include the top of the export.
exportDirectories :: ExportLocation -> [ExportDirectory]
exportDirectories (ExportLocation f) =
map (ExportDirectory . encodeBS . Posix.joinPath . reverse) (subs [] dirs)
where
subs _ [] = []
subs ps (d:ds) = (d:ps) : subs (d:ps) ds
dirs = map Posix.dropTrailingPathSeparator $
dropFromEnd 1 $ Posix.splitPath $ decodeBS f
|
