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|
{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Unannex where
import Control.Monad.State (liftIO)
import System.Directory
import Command
import qualified Annex
import Utility
import qualified Backend
import LocationLog
import Types
import Core
import qualified GitRepo as Git
import Messages
seek :: [CommandSeek]
seek = [withFilesInGit start]
{- The unannex subcommand undoes an add. -}
start :: CommandStartString
start file = isAnnexed file $ \(key, backend) -> do
showStart "unannex" file
return $ Just $ perform file key backend
perform :: FilePath -> Key -> Backend -> CommandPerform
perform file key backend = do
-- force backend to always remove
ok <- Backend.removeKey backend key (Just 0)
if ok
then return $ Just $ cleanup file key
else return Nothing
cleanup :: FilePath -> Key -> CommandCleanup
cleanup file key = do
g <- Annex.gitRepo
liftIO $ removeFile file
liftIO $ Git.run g ["rm", "--quiet", "--", file]
-- git rm deletes empty directories; put them back
liftIO $ createDirectoryIfMissing True (parentDir file)
fromAnnex key file
logStatus key ValueMissing
return True
|
