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make copy --to check preferred content of the remote

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This commit is contained in:
Joey Hess 2012-10-08 16:06:56 -04:00
parent 17543f6e80
commit 1eedf495c3
5 changed files with 73 additions and 39 deletions
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13
Command/Copy.hs
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@ -11,6 +11,7 @@ import Common.Annex
import Command
import qualified Command.Move
import qualified Remote
import Annex.Wanted
def :: [Command]
def = [withOptions Command.Move.options $ command "copy" paramPaths seek
@ -21,8 +22,14 @@ seek = [withField Command.Move.toOption Remote.byName $ \to ->
withField Command.Move.fromOption Remote.byName $ \from ->
withFilesInGit $ whenAnnexed $ start to from]
-- A copy is just a move that does not delete the source file.
-- However, --auto mode avoids unnecessary copies.
{- A copy is just a move that does not delete the source file.
- However, --auto mode avoids unnecessary copies, and avoids getting or
- sending non-preferred content. -}
start :: Maybe Remote -> Maybe Remote -> FilePath -> (Key, Backend) -> CommandStart
start to from file (key, backend) = autoCopies file key (<) $
Command.Move.start to from False file (key, backend)
stopUnless shouldCopy $
Command.Move.start to from False file (key, backend)
where
shouldCopy = case to of
Nothing -> checkAuto $ shouldGet file key
Just r -> checkAuto $ shouldSend r file