119 lines
3.8 KiB
Haskell
119 lines
3.8 KiB
Haskell
{- Git configuration
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-
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- Copyright 2011-2014 Joey Hess <id@joeyh.name>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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{-# LANGUAGE TypeSynonymInstances, FlexibleInstances #-}
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module Config where
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import Annex.Common
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import qualified Git
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import qualified Git.Config
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import qualified Git.Command
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import qualified Annex
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import Config.Cost
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import Types.Availability
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import Git.Types
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type UnqualifiedConfigKey = String
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data ConfigKey = ConfigKey String
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instance Show ConfigKey where
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show (ConfigKey s) = s
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{- Looks up a setting in git config. -}
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getConfig :: ConfigKey -> String -> Annex String
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getConfig (ConfigKey key) d = fromRepo $ Git.Config.get key d
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getConfigMaybe :: ConfigKey -> Annex (Maybe String)
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getConfigMaybe (ConfigKey key) = fromRepo $ Git.Config.getMaybe key
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{- Changes a git config setting in both internal state and .git/config -}
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setConfig :: ConfigKey -> String -> Annex ()
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setConfig (ConfigKey key) value = do
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inRepo $ Git.Command.run [Param "config", Param key, Param value]
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reloadConfig
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reloadConfig :: Annex ()
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reloadConfig = Annex.changeGitRepo =<< inRepo Git.Config.reRead
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{- Unsets a git config setting. (Leaves it in state.) -}
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unsetConfig :: ConfigKey -> Annex ()
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unsetConfig (ConfigKey key) = void $ inRepo $ Git.Config.unset key
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class RemoteNameable r where
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getRemoteName :: r -> RemoteName
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instance RemoteNameable Git.Repo where
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getRemoteName r = fromMaybe "" (Git.remoteName r)
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instance RemoteNameable RemoteName where
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getRemoteName = id
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{- A per-remote config setting in git config. -}
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remoteConfig :: RemoteNameable r => r -> UnqualifiedConfigKey -> ConfigKey
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remoteConfig r key = ConfigKey $
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"remote." ++ getRemoteName r ++ ".annex-" ++ key
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{- A global annex setting in git config. -}
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annexConfig :: UnqualifiedConfigKey -> ConfigKey
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annexConfig key = ConfigKey $ "annex." ++ key
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{- Calculates cost for a remote. Either the specific default, or as configured
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- by remote.<name>.annex-cost, or if remote.<name>.annex-cost-command
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- is set and prints a number, that is used. -}
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remoteCost :: RemoteGitConfig -> Cost -> Annex Cost
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remoteCost c d = fromMaybe d <$> remoteCost' c
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remoteCost' :: RemoteGitConfig -> Annex (Maybe Cost)
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remoteCost' c = case remoteAnnexCostCommand c of
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Just cmd | not (null cmd) -> liftIO $
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readish <$> readProcess "sh" ["-c", cmd]
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_ -> return $ remoteAnnexCost c
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setRemoteCost :: Git.Repo -> Cost -> Annex ()
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setRemoteCost r c = setConfig (remoteConfig r "cost") (show c)
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setRemoteAvailability :: Git.Repo -> Availability -> Annex ()
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setRemoteAvailability r c = setConfig (remoteConfig r "availability") (show c)
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setRemoteIgnore :: Git.Repo -> Bool -> Annex ()
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setRemoteIgnore r b = setConfig (remoteConfig r "ignore") (Git.Config.boolConfig b)
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setRemoteBare :: Git.Repo -> Bool -> Annex ()
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setRemoteBare r b = setConfig (remoteConfig r "bare") (Git.Config.boolConfig b)
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isBareRepo :: Annex Bool
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isBareRepo = fromRepo Git.repoIsLocalBare
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isDirect :: Annex Bool
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isDirect = annexDirect <$> Annex.getGitConfig
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crippledFileSystem :: Annex Bool
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crippledFileSystem = annexCrippledFileSystem <$> Annex.getGitConfig
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setCrippledFileSystem :: Bool -> Annex ()
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setCrippledFileSystem b = do
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setConfig (annexConfig "crippledfilesystem") (Git.Config.boolConfig b)
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Annex.changeGitConfig $ \c -> c { annexCrippledFileSystem = b }
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configureSmudgeFilter :: Annex ()
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configureSmudgeFilter = do
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setConfig (ConfigKey "filter.annex.smudge") "git-annex smudge %f"
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setConfig (ConfigKey "filter.annex.clean") "git-annex smudge --clean %f"
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lf <- Annex.fromRepo Git.attributesLocal
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gf <- Annex.fromRepo Git.attributes
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lfs <- readattr lf
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gfs <- readattr gf
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liftIO $ unless ("filter=annex" `isInfixOf` (lfs ++ gfs)) $ do
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createDirectoryIfMissing True (takeDirectory lf)
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writeFile lf (lfs ++ "\n" ++ stdattr)
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where
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readattr = liftIO . catchDefaultIO "" . readFileStrict
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stdattr = unlines
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[ "* filter=annex"
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, ".* !filter"
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]
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