git-annex/Annex/Export.hs
Joey Hess a9dd087074
centralized "yes"/"no" parsing
This commit was sponsored by Jack Hill on Patreon.
2018-10-10 11:14:27 -04:00

45 lines
1,016 B
Haskell

{- git-annex exports
-
- Copyright 2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Annex.Export where
import Annex
import Annex.CatFile
import Types.Key
import Types.Remote
import qualified Git
import Config
import qualified Data.Map as M
import Control.Applicative
import Data.Maybe
import Prelude
-- An export includes both annexed files and files stored in git.
-- For the latter, a SHA1 key is synthesized.
data ExportKey = AnnexKey Key | GitKey Key
deriving (Show, Eq, Ord)
asKey :: ExportKey -> Key
asKey (AnnexKey k) = k
asKey (GitKey k) = k
exportKey :: Git.Sha -> Annex ExportKey
exportKey sha = mk <$> catKey sha
where
mk (Just k) = AnnexKey k
mk Nothing = GitKey $ Key
{ keyName = Git.fromRef sha
, keyVariety = SHA1Key (HasExt False)
, keySize = Nothing
, keyMtime = Nothing
, keyChunkSize = Nothing
, keyChunkNum = Nothing
}
exportTree :: RemoteConfig -> Bool
exportTree c = fromMaybe False $ yesNo =<< M.lookup "exporttree" c