51 lines
1.2 KiB
Haskell
51 lines
1.2 KiB
Haskell
{- git-annex command
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-
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- Copyright 2010, 2015 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.SetKey where
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import Common.Annex
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import Command
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import Logs.Location
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import Annex.Content
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import Types.Key
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cmd :: Command
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cmd = command "setkey" SectionPlumbing "sets annexed content for a key"
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(paramPair paramKey paramPath)
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(withParams seek)
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seek :: CmdParams -> CommandSeek
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seek = withWords start
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start :: [String] -> CommandStart
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start (keyname:file:[]) = do
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showStart "setkey" file
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next $ perform file (mkKey keyname)
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start _ = error "specify a key and a content file"
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mkKey :: String -> Key
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mkKey = fromMaybe (error "bad key") . file2key
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perform :: FilePath -> Key -> CommandPerform
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perform file key = do
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-- the file might be on a different filesystem, so moveFile is used
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-- rather than simply calling moveAnnex; disk space is also
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-- checked this way.
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ok <- getViaTmp key $ \dest ->
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if dest /= file
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then liftIO $ catchBoolIO $ do
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moveFile file dest
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return True
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else return True
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if ok
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then next $ cleanup key
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else error "mv failed!"
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cleanup :: Key -> CommandCleanup
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cleanup key = do
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logStatus key InfoPresent
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return True
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