32 lines
719 B
Haskell
32 lines
719 B
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.Get where
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import Command
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import qualified Backend
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import Types
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import Core
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import Messages
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{- Gets an annexed file from one of the backends. -}
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start :: SubCmdStartString
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start file = isAnnexed file $ \(key, backend) -> do
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inannex <- inAnnex key
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if (inannex)
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then return Nothing
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else do
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showStart "get" file
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return $ Just $ perform key backend
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perform :: Key -> Backend -> SubCmdPerform
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perform key backend = do
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ok <- getViaTmp key (Backend.retrieveKeyFile backend key)
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if (ok)
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then return $ Just $ return True -- no cleanup needed
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else return Nothing
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