72 lines
2.2 KiB
Haskell
72 lines
2.2 KiB
Haskell
{- git-annex command
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-
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- Copyright 2010 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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module Command.Uninit where
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import Common.Annex
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import Command
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import qualified Git
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import qualified Git.Command
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import qualified Annex
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import qualified Command.Unannex
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import Init
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import qualified Annex.Branch
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import Annex.Content
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def :: [Command]
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def = [notDirect $ addCheck check $ command "uninit" paramPaths seek
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SectionUtility "de-initialize git-annex and clean out repository"]
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check :: Annex ()
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check = do
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b <- current_branch
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when (b == Annex.Branch.name) $ error $
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"cannot uninit when the " ++ show b ++ " branch is checked out"
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top <- fromRepo Git.repoPath
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cwd <- liftIO getCurrentDirectory
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whenM ((/=) <$> liftIO (absPath top) <*> liftIO (absPath cwd)) $
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error "can only run uninit from the top of the git repository"
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where
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current_branch = Git.Ref . Prelude.head . lines <$> revhead
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revhead = inRepo $ Git.Command.pipeReadStrict
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[Params "rev-parse --abbrev-ref HEAD"]
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seek :: [CommandSeek]
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seek =
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[ withFilesNotInGit $ whenAnnexed startCheckIncomplete
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, withFilesInGit $ whenAnnexed startUnannex
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, withNothing start
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]
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{- git annex symlinks that are not checked into git could be left by an
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- interrupted add. -}
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startCheckIncomplete :: FilePath -> (Key, Backend) -> CommandStart
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startCheckIncomplete file _ = error $ unlines
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[ file ++ " points to annexed content, but is not checked into git."
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, "Perhaps this was left behind by an interrupted git annex add?"
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, "Not continuing with uninit; either delete or git annex add the file and retry."
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]
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startUnannex :: FilePath -> (Key, Backend) -> CommandStart
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startUnannex file info = do
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-- Force fast mode before running unannex. This way, if multiple
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-- files link to a key, it will be left in the annex and hardlinked
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-- to by each.
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Annex.changeState $ \s -> s { Annex.fast = True }
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Command.Unannex.start file info
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start :: CommandStart
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start = next $ next $ do
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annexdir <- fromRepo gitAnnexDir
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uninitialize
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mapM_ removeAnnex =<< getKeysPresent
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liftIO $ removeDirectoryRecursive annexdir
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-- avoid normal shutdown
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saveState False
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inRepo $ Git.Command.run
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[Param "branch", Param "-D", Param $ show Annex.Branch.name]
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liftIO exitSuccess
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