37 lines
909 B
Haskell
37 lines
909 B
Haskell
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{- git-annex command
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-
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- Copyright 2015 Joey Hess <id@joeyh.name>
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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.CheckPresentKey where
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import Common.Annex
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import Command
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import Types.Key
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import qualified Remote
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import Annex
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import Types.Messages
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cmd :: [Command]
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cmd = [noCommit $ command "checkpresentkey" (paramPair paramKey paramRemote) seek
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SectionPlumbing "check if key is present in remote"]
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seek :: CommandSeek
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seek = withWords start
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start :: [String] -> CommandStart
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start (ks:rn:[]) = do
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setOutput QuietOutput
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maybe (error "Unknown remote") (go <=< flip Remote.hasKey k)
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=<< Remote.byNameWithUUID (Just rn)
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where
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k = fromMaybe (error "bad key") (file2key ks)
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go (Right True) = liftIO exitSuccess
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go (Right False) = liftIO exitFailure
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go (Left e) = liftIO $ do
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hPutStrLn stderr e
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exitWith $ ExitFailure 100
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start _ = error "Wrong number of parameters"
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