git-annex/Command/Find.hs
Joey Hess ad43f03626 per-command options
Finally commands can define their own options.

Moved --format and --print0 to be options only of find.
2012-01-05 23:11:07 -04:00

53 lines
1.3 KiB
Haskell

{- git-annex command
-
- Copyright 2010-2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Find where
import qualified Data.Map as M
import Common.Annex
import Command
import Annex.Content
import Limit
import qualified Annex
import qualified Utility.Format
import Utility.DataUnits
import Types.Key
def :: [Command]
def = [withOptions [formatOption, print0Option] $
command "find" paramPaths seek "lists available files"]
print0Option :: Option
print0Option = Option [] ["print0"] (NoArg $ setFormat "${file}\0")
"terminate output with null"
seek :: [CommandSeek]
seek = [withFilesInGit $ whenAnnexed start]
start :: FilePath -> (Key, Backend) -> CommandStart
start file (key, _) = do
-- only files inAnnex are shown, unless the user has requested
-- others via a limit
whenM (liftM2 (||) limited (inAnnex key)) $
unlessM (showFullJSON vars) $ do
f <- Annex.getState Annex.format
case f of
Nothing -> liftIO $ putStrLn file
Just formatter -> liftIO $ putStr $
Utility.Format.format formatter $
M.fromList vars
stop
where
vars =
[ ("file", file)
, ("key", show key)
, ("backend", keyBackendName key)
, ("bytesize", size show)
, ("humansize", size $ roughSize storageUnits True)
]
size c = maybe "unknown" c $ keySize key