git-annex/Remote/Helper/Special.hs

44 lines
1.4 KiB
Haskell

{- common functions for special remotes
-
- Copyright 2011 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Remote.Helper.Special where
import qualified Data.Map as M
import Data.Maybe
import Data.String.Utils
import Control.Monad.State (liftIO)
import Types
import Types.Remote
import qualified Git
import qualified Annex
import UUID
import Utility.SafeCommand
{- Special remotes don't have a configured url, so Git.Repo does not
- automatically generate remotes for them. This looks for a different
- configuration key instead.
-}
findSpecialRemotes :: String -> Annex [Git.Repo]
findSpecialRemotes s = do
g <- Annex.gitRepo
return $ map construct $ remotepairs g
where
remotepairs r = M.toList $ M.filterWithKey match $ Git.configMap r
construct (k,_) = Git.repoRemoteNameSet Git.repoFromUnknown k
match k _ = startswith "remote." k && endswith (".annex-"++s) k
{- Sets up configuration for a special remote in .git/config. -}
gitConfigSpecialRemote :: UUID -> RemoteConfig -> String -> String -> Annex ()
gitConfigSpecialRemote u c k v = do
g <- Annex.gitRepo
liftIO $ do
Git.run g "config" [Param (configsetting $ "annex-"++k), Param v]
Git.run g "config" [Param (configsetting "annex-uuid"), Param u]
where
remotename = fromJust (M.lookup "name" c)
configsetting s = "remote." ++ remotename ++ "." ++ s