b223988e22
--backend is no longer a global option, and is only accepted by commands that actually need it. Three commands that used to support backend but don't any longer are watch, webapp, and assistant. It would be possible to make them support it, but I doubt anyone used the option with these. And in the case of webapp and assistant, the option was handled inconsistently, only taking affect when the command is run with an existing git-annex repo, not when it creates a new one. Also, renamed GlobalOption etc to AnnexOption. Because there are many options of this type that are not actually global (any more) and get added to commands that need them. Sponsored-by: Kevin Mueller on Patreon
86 lines
2.6 KiB
Haskell
86 lines
2.6 KiB
Haskell
{- git-annex command
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-
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- Copyright 2010 Joey Hess <id@joeyh.name>
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-
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- Licensed under the GNU AGPL version 3 or higher.
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-}
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module Command.Copy where
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import Command
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import qualified Command.Move
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import qualified Remote
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import Annex.Wanted
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import Annex.NumCopies
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cmd :: Command
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cmd = withAnnexOptions [jobsOption, jsonOptions, jsonProgressOption, annexedMatchingOptions] $
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command "copy" SectionCommon
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"copy content of files to/from another repository"
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paramPaths (seek <--< optParser)
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data CopyOptions = CopyOptions
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{ copyFiles :: CmdParams
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, fromToOptions :: FromToHereOptions
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, keyOptions :: Maybe KeyOptions
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, autoMode :: Bool
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, batchOption :: BatchMode
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}
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optParser :: CmdParamsDesc -> Parser CopyOptions
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optParser desc = CopyOptions
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<$> cmdParams desc
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<*> parseFromToHereOptions
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<*> optional (parseKeyOptions <|> parseFailedTransfersOption)
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<*> parseAutoOption
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<*> parseBatchOption True
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instance DeferredParseClass CopyOptions where
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finishParse v = CopyOptions
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<$> pure (copyFiles v)
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<*> finishParse (fromToOptions v)
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<*> pure (keyOptions v)
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<*> pure (autoMode v)
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<*> pure (batchOption v)
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seek :: CopyOptions -> CommandSeek
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seek o = startConcurrency commandStages $ do
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case batchOption o of
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NoBatch -> withKeyOptions
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(keyOptions o) (autoMode o) seeker
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(commandAction . keyaction)
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(withFilesInGitAnnex ww seeker)
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=<< workTreeItems ww (copyFiles o)
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Batch fmt -> batchOnly (keyOptions o) (copyFiles o) $
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batchAnnexed fmt seeker keyaction
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where
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ww = WarnUnmatchLsFiles
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seeker = AnnexedFileSeeker
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{ startAction = start o
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, checkContentPresent = case fromToOptions o of
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Right (FromRemote _) -> Just False
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Right (ToRemote _) -> Just True
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Left ToHere -> Just False
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, usesLocationLog = True
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}
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keyaction = Command.Move.startKey (fromToOptions o) Command.Move.RemoveNever
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{- A copy is just a move that does not delete the source file.
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- However, auto mode avoids unnecessary copies, and avoids getting or
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- sending non-preferred content. -}
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start :: CopyOptions -> SeekInput -> RawFilePath -> Key -> CommandStart
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start o si file key = stopUnless shouldCopy $
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Command.Move.start (fromToOptions o) Command.Move.RemoveNever si file key
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where
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shouldCopy
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| autoMode o = want <||> numCopiesCheck file key (<)
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| otherwise = return True
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want = case fromToOptions o of
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Right (ToRemote dest) ->
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(Remote.uuid <$> getParsed dest) >>= checkwantsend
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Right (FromRemote _) -> checkwantget
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Left ToHere -> checkwantget
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checkwantsend = wantSend False (Just key) (AssociatedFile (Just file))
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checkwantget = wantGet False (Just key) (AssociatedFile (Just file))
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