51 lines
1.2 KiB
Haskell
51 lines
1.2 KiB
Haskell
{- git-annex command
|
|
-
|
|
- Copyright 2013 Joey Hess <joey@kitenet.net>
|
|
-
|
|
- Licensed under the GNU GPL version 3 or higher.
|
|
-}
|
|
|
|
module Command.Wanted where
|
|
|
|
import Common.Annex
|
|
import qualified Annex
|
|
import Command
|
|
import qualified Remote
|
|
import Logs.PreferredContent
|
|
import Types.Messages
|
|
|
|
import qualified Data.Map as M
|
|
|
|
cmd :: [Command]
|
|
cmd = [command "wanted" (paramPair paramRemote (paramOptional paramExpression)) seek
|
|
SectionSetup "get or set preferred content expression"]
|
|
|
|
seek :: CommandSeek
|
|
seek = withWords start
|
|
|
|
start :: [String] -> CommandStart
|
|
start = parse
|
|
where
|
|
parse (name:[]) = go name performGet
|
|
parse (name:expr:[]) = go name $ \uuid -> do
|
|
showStart "wanted" name
|
|
performSet expr uuid
|
|
parse _ = error "Specify a repository."
|
|
|
|
go name a = do
|
|
u <- Remote.nameToUUID name
|
|
next $ a u
|
|
|
|
performGet :: UUID -> CommandPerform
|
|
performGet uuid = do
|
|
Annex.setOutput QuietOutput
|
|
m <- preferredContentMapRaw
|
|
liftIO $ putStrLn $ fromMaybe "" $ M.lookup uuid m
|
|
next $ return True
|
|
|
|
performSet :: String -> UUID -> CommandPerform
|
|
performSet expr uuid = case checkPreferredContentExpression expr of
|
|
Just e -> error $ "Parse error: " ++ e
|
|
Nothing -> do
|
|
preferredContentSet uuid expr
|
|
next $ return True
|