48 lines
1.1 KiB
Haskell
48 lines
1.1 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.Fix where
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import Control.Monad.State (liftIO)
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import System.Posix.Files
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import System.Directory
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import Command
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import qualified Annex
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import Utility
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import Content
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import Messages
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command :: [Command]
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command = [Command "fix" paramPath seek
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"fix up symlinks to point to annexed content"]
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seek :: [CommandSeek]
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seek = [withFilesInGit start]
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{- Fixes the symlink to an annexed file. -}
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start :: CommandStartString
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start file = isAnnexed file $ \(key, _) -> do
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link <- calcGitLink file key
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l <- liftIO $ readSymbolicLink file
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if link == l
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then return Nothing
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else do
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showStart "fix" file
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return $ Just $ perform file link
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perform :: FilePath -> FilePath -> CommandPerform
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perform file link = do
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liftIO $ createDirectoryIfMissing True (parentDir file)
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liftIO $ removeFile file
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liftIO $ createSymbolicLink link file
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return $ Just $ cleanup file
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cleanup :: FilePath -> CommandCleanup
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cleanup file = do
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Annex.queue "add" ["--"] file
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return True
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