fcdc4797a9
So, I have a type checked safe handling of filenames starting with dashes, throughout the code.
49 lines
1.1 KiB
Haskell
49 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.SetKey where
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import Control.Monad.State (liftIO)
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import Command
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import Utility
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import LocationLog
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import Content
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import Messages
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command :: [Command]
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command = [Command "setkey" (paramRepeating paramKey) seek
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"sets annexed content for a key using a temp file"]
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seek :: [CommandSeek]
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seek = [withTempFile start]
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{- Sets cached content for a key. -}
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start :: CommandStartString
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start file = do
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showStart "setkey" file
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return $ Just $ perform file
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perform :: FilePath -> CommandPerform
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perform file = do
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key <- cmdlineKey
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-- the file might be on a different filesystem, so mv is used
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-- rather than simply calling moveToObjectDir
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ok <- getViaTmp key $ \dest -> do
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if dest /= file
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then liftIO $
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boolSystem "mv" [File file, File dest]
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else return True
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if ok
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then return $ Just $ cleanup
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else error "mv failed!"
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cleanup :: CommandCleanup
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cleanup = do
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key <- cmdlineKey
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logStatus key ValuePresent
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return True
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