68 lines
1.7 KiB
Haskell
68 lines
1.7 KiB
Haskell
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{- git-annex command
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-
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- Copyright 2012 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.Direct 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 Git.LsFiles
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import Config
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import Annex.Content
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import Annex.Content.Direct
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def :: [Command]
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def = [command "direct" paramNothing seek "switch repository to direct mode"]
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seek :: [CommandSeek]
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seek = [withNothing start]
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start :: CommandStart
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start = notBareRepo $
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ifM isDirect
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( stop , next perform )
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perform :: CommandPerform
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perform = do
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showStart "commit" ""
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showOutput
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_ <- inRepo $ Git.Command.runBool "commit"
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[Param "-a", Param "-m", Param "commit before switching to direct mode"]
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top <- fromRepo Git.repoPath
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(l, clean) <- inRepo $ Git.LsFiles.inRepo [top]
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forM_ l go
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void $ liftIO clean
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next cleanup
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where
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{- Walk tree from top and move all present objects to the
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- files that link to them, while updating direct mode mappings. -}
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go = whenAnnexed $ \f (k, _) -> do
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loc <- inRepo $ gitAnnexLocation k
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createContentDir loc -- thaws directory too
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locs <- filter (/= f) <$> addAssociatedFile k f
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case locs of
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[] -> whenM (liftIO $ doesFileExist loc) $ do
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{- Move content from annex to direct file. -}
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showStart "direct" f
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updateCache k loc
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thawContent loc
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liftIO $ replaceFile f $ moveFile loc
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showEndOk
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(loc':_) -> do
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{- Another direct file has the content, so
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- hard link to it. -}
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showStart "direct" f
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liftIO $ replaceFile f $ createLink loc'
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showEndOk
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return Nothing
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cleanup :: CommandCleanup
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cleanup = do
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setDirect True
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return True
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