git-annex/Command/Add.hs
Joey Hess cdbcd6f495 add web special remote
Generalized LocationLog to PresenceLog, and use a presence log to record
urls for the web special remote.
2011-07-01 15:30:42 -04:00

68 lines
1.7 KiB
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Add where
import Control.Monad.State (liftIO)
import System.Posix.Files
import Command
import qualified Annex
import qualified AnnexQueue
import qualified Backend
import LocationLog
import Types
import Content
import Messages
import Utility
import Touch
command :: [Command]
command = [repoCommand "add" paramPath seek "add files to annex"]
{- Add acts on both files not checked into git yet, and unlocked files. -}
seek :: [CommandSeek]
seek = [withFilesNotInGit start, withFilesUnlocked start]
{- The add subcommand annexes a file, storing it in a backend, and then
- moving it into the annex directory and setting up the symlink pointing
- to its content. -}
start :: CommandStartBackendFile
start pair@(file, _) = notAnnexed file $ do
s <- liftIO $ getSymbolicLinkStatus file
if (isSymbolicLink s) || (not $ isRegularFile s)
then stop
else do
showStart "add" file
next $ perform pair
perform :: BackendFile -> CommandPerform
perform (file, backend) = do
stored <- Backend.storeFileKey file backend
case stored of
Nothing -> stop
Just (key, _) -> do
moveAnnex key file
next $ cleanup file key
cleanup :: FilePath -> Key -> CommandCleanup
cleanup file key = do
logStatus key InfoPresent
link <- calcGitLink file key
liftIO $ createSymbolicLink link file
-- touch the symlink to have the same mtime as the file it points to
s <- liftIO $ getFileStatus file
let mtime = modificationTime s
liftIO $ touch file (TimeSpec mtime) False
force <- Annex.getState Annex.force
if force
then AnnexQueue.add "add" [Param "-f", Param "--"] file
else AnnexQueue.add "add" [Param "--"] file
return True