git-annex/Command/Whereis.hs
Joey Hess 2ce736ac50 block all commands that don't work in direct mode
I left status working in direct mode, although it doesn't show correct
stats for known annex keys.
2012-12-29 14:28:19 -04:00

54 lines
1.6 KiB
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Whereis where
import qualified Data.Map as M
import Common.Annex
import Command
import Remote
import Logs.Trust
def :: [Command]
def = [notDirect $ noCommit $ command "whereis" paramPaths seek
"lists repositories that have file content"]
seek :: [CommandSeek]
seek = [withValue (remoteMap id) $ \m ->
withFilesInGit $ whenAnnexed $ start m]
start :: M.Map UUID Remote -> FilePath -> (Key, Backend) -> CommandStart
start remotemap file (key, _) = do
showStart "whereis" file
next $ perform remotemap key
perform :: M.Map UUID Remote -> Key -> CommandPerform
perform remotemap key = do
locations <- keyLocations key
(untrustedlocations, safelocations) <- trustPartition UnTrusted locations
let num = length safelocations
showNote $ show num ++ " " ++ copiesplural num
pp <- prettyPrintUUIDs "whereis" safelocations
unless (null safelocations) $ showLongNote pp
pp' <- prettyPrintUUIDs "untrusted" untrustedlocations
unless (null untrustedlocations) $ showLongNote $ untrustedheader ++ pp'
forM_ (mapMaybe (`M.lookup` remotemap) locations) $
performRemote key
if null safelocations then stop else next $ return True
where
copiesplural 1 = "copy"
copiesplural _ = "copies"
untrustedheader = "The following untrusted locations may also have copies:\n"
performRemote :: Key -> Remote -> Annex ()
performRemote key remote = maybe noop go $ whereisKey remote
where
go a = do
ls <- a key
unless (null ls) $ showLongNote $ unlines $
map (\l -> name remote ++ ": " ++ l) ls