git-annex/Command/ContentLocation.hs

32 lines
735 B
Haskell

{- git-annex command
-
- Copyright 2015 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.ContentLocation where
import Common.Annex
import Command
import CmdLine.Batch
import Annex.Content
import Types.Key
cmd :: Command
cmd = noCommit $ noMessages $
command "contentlocation" SectionPlumbing
"looks up content for a key"
(paramRepeating paramKey)
(batchable run (pure ()))
run :: () -> String -> Annex Bool
run _ p = do
let k = fromMaybe (error "bad key") $ file2key p
maybe (return False) (\f -> liftIO (putStrLn f) >> return True)
=<< inAnnex' (pure True) Nothing check k
where
check f = ifM (liftIO (doesFileExist f))
( return (Just f)
, return Nothing
)