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{- Git configuration
-
- Copyright 2011-2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
{-# LANGUAGE TypeSynonymInstances, FlexibleInstances #-}
module Config where
import Annex.Common
import qualified Git
import qualified Git.Config
import qualified Git.Command
import qualified Annex
import Config.Cost
import Config.DynamicConfig
import Types.Availability
import Git.Types
import qualified Types.Remote as Remote
type UnqualifiedConfigKey = String
data ConfigKey = ConfigKey String
instance Show ConfigKey where
show (ConfigKey s) = s
{- Looks up a setting in git config. This is not as efficient as using the
- GitConfig type. -}
getConfig :: ConfigKey -> String -> Annex String
getConfig (ConfigKey key) d = fromRepo $ Git.Config.get key d
getConfigMaybe :: ConfigKey -> Annex (Maybe String)
getConfigMaybe (ConfigKey key) = fromRepo $ Git.Config.getMaybe key
{- Changes a git config setting in both internal state and .git/config -}
setConfig :: ConfigKey -> String -> Annex ()
setConfig (ConfigKey key) value = do
inRepo $ Git.Command.run [Param "config", Param key, Param value]
reloadConfig
reloadConfig :: Annex ()
reloadConfig = Annex.changeGitRepo =<< inRepo Git.Config.reRead
{- Unsets a git config setting. (Leaves it in state.) -}
unsetConfig :: ConfigKey -> Annex ()
unsetConfig (ConfigKey key) = void $ inRepo $ Git.Config.unset key
class RemoteNameable r where
getRemoteName :: r -> RemoteName
instance RemoteNameable Git.Repo where
getRemoteName r = fromMaybe "" (Git.remoteName r)
instance RemoteNameable RemoteName where
getRemoteName = id
instance RemoteNameable Remote where
getRemoteName = Remote.name
{- A per-remote config setting in git config. -}
remoteConfig :: RemoteNameable r => r -> UnqualifiedConfigKey -> ConfigKey
remoteConfig r key = ConfigKey $
"remote." ++ getRemoteName r ++ ".annex-" ++ key
{- A global annex setting in git config. -}
annexConfig :: UnqualifiedConfigKey -> ConfigKey
annexConfig key = ConfigKey $ "annex." ++ key
{- Calculates cost for a remote. Either the specific default, or as configured
- by remote.<name>.annex-cost, or if remote.<name>.annex-cost-command
- is set and prints a number, that is used. -}
remoteCost :: RemoteGitConfig -> Cost -> Annex Cost
remoteCost c d = fromMaybe d <$> remoteCost' c
remoteCost' :: RemoteGitConfig -> Annex (Maybe Cost)
remoteCost' = liftIO . getDynamicConfig . remoteAnnexCost
setRemoteCost :: Git.Repo -> Cost -> Annex ()
setRemoteCost r c = setConfig (remoteConfig r "cost") (show c)
setRemoteAvailability :: Git.Repo -> Availability -> Annex ()
setRemoteAvailability r c = setConfig (remoteConfig r "availability") (show c)
setRemoteIgnore :: Git.Repo -> Bool -> Annex ()
setRemoteIgnore r b = setConfig (remoteConfig r "ignore") (Git.Config.boolConfig b)
setRemoteBare :: Git.Repo -> Bool -> Annex ()
setRemoteBare r b = setConfig (remoteConfig r "bare") (Git.Config.boolConfig b)
isBareRepo :: Annex Bool
isBareRepo = fromRepo Git.repoIsLocalBare
isDirect :: Annex Bool
isDirect = annexDirect <$> Annex.getGitConfig
crippledFileSystem :: Annex Bool
crippledFileSystem = annexCrippledFileSystem <$> Annex.getGitConfig
setCrippledFileSystem :: Bool -> Annex ()
setCrippledFileSystem b = do
setConfig (annexConfig "crippledfilesystem") (Git.Config.boolConfig b)
Annex.changeGitConfig $ \c -> c { annexCrippledFileSystem = b }
configureSmudgeFilter :: Annex ()
configureSmudgeFilter = do
setConfig (ConfigKey "filter.annex.smudge") "git-annex smudge %f"
setConfig (ConfigKey "filter.annex.clean") "git-annex smudge --clean %f"
lf <- Annex.fromRepo Git.attributesLocal
gf <- Annex.fromRepo Git.attributes
lfs <- readattr lf
gfs <- readattr gf
liftIO $ unless ("filter=annex" `isInfixOf` (lfs ++ gfs)) $ do
createDirectoryIfMissing True (takeDirectory lf)
writeFile lf (lfs ++ "\n" ++ stdattr)
where
readattr = liftIO . catchDefaultIO "" . readFileStrict
stdattr = unlines
[ "* filter=annex"
, ".* !filter"
]
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