git-annex/Command/Inprogress.hs
Joey Hess b55efc179a
add startAction parameter for KeySha
I have a use planned for this in Command.Migrate.

Sponsored-by: unqueued on Patreon
2023-12-06 13:28:02 -04:00

64 lines
1.8 KiB
Haskell

{- git-annex command
-
- Copyright 2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
module Command.Inprogress where
import Command
import Annex.Transfer
import Utility.Terminal
import Utility.SafeOutput
import qualified Data.Set as S
cmd :: Command
cmd = noCommit $ noMessages $ command "inprogress" SectionQuery
"access files while they're being downloaded"
paramPaths (seek <$$> optParser)
data InprogressOptions = InprogressOptions
{ inprogressFiles :: CmdParams
, keyOptions :: Maybe KeyOptions
}
optParser :: CmdParamsDesc -> Parser InprogressOptions
optParser desc = InprogressOptions
<$> cmdParams desc
<*> optional (parseAllOption <|> parseSpecificKeyOption)
seek :: InprogressOptions -> CommandSeek
seek o = do
isterminal <- liftIO $ checkIsTerminal stdout
ts <- map (transferKey . fst) <$> getTransfers
case keyOptions o of
Just WantAllKeys ->
forM_ ts $ commandAction . (start' isterminal)
Just (WantSpecificKey k)
| k `elem` ts -> commandAction (start' isterminal k)
| otherwise -> commandAction stop
_ -> do
let s = S.fromList ts
let seeker = AnnexedFileSeeker
{ startAction = const $ start isterminal s
, checkContentPresent = Nothing
, usesLocationLog = False
}
withFilesInGitAnnex ww seeker
=<< workTreeItems ww (inprogressFiles o)
where
ww = WarnUnmatchLsFiles "inprogress"
start :: IsTerminal -> S.Set Key -> SeekInput -> RawFilePath -> Key -> CommandStart
start isterminal s _si _file k
| S.member k s = start' isterminal k
| otherwise = stop
start' :: IsTerminal -> Key -> CommandStart
start' (IsTerminal isterminal) k = startingCustomOutput k $ do
tmpf <- fromRawFilePath <$> fromRepo (gitAnnexTmpObjectLocation k)
whenM (liftIO $ doesFileExist tmpf) $
liftIO $ putStrLn (if isterminal then safeOutput tmpf else tmpf)
next $ return True