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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.Get where
import Command
import qualified Backend
import Types
import Core
import Messages
command :: [Command]
command = [Command "get" paramPath seek
"make content of annexed files available"]
seek :: [CommandSeek]
seek = [withFilesInGit start]
{- Gets an annexed file from one of the backends. -}
start :: CommandStartString
start file = isAnnexed file $ \(key, backend) -> do
inannex <- inAnnex key
if inannex
then return Nothing
else do
showStart "get" file
return $ Just $ perform key backend
perform :: Key -> Backend -> CommandPerform
perform key backend = do
ok <- getViaTmp key (Backend.retrieveKeyFile backend key)
if ok
then return $ Just $ return True -- no cleanup needed
else return Nothing
|
