git-annex/Command/DropKey.hs
Joey Hess 992bf13382 lockContent in dropkey
This is needed for drop --from and move --from to check the lock,
as they do not use git-annex-shell inannex.
2011-11-09 19:47:04 -04:00

45 lines
956 B
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.DropKey where
import Common.Annex
import Command
import qualified Annex
import Logs.Location
import Annex.Content
def :: [Command]
def = [command "dropkey" (paramRepeating paramKey) seek
"drops annexed content for specified keys"]
seek :: [CommandSeek]
seek = [withKeys start]
start :: Key -> CommandStart
start key = do
present <- inAnnex key
if not present
then stop
else do
checkforced
showStart "dropkey" (show key)
next $ perform key
where
checkforced =
unlessM (Annex.getState Annex.force) $
error "dropkey can cause data loss; use --force if you're sure you want to do this"
perform :: Key -> CommandPerform
perform key = lockContent key $ do
removeAnnex key
next $ cleanup key
cleanup :: Key -> CommandCleanup
cleanup key = do
logStatus key InfoMissing
return True