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