git-annex/Command/XMPPGit.hs

49 lines
1.1 KiB
Haskell

{- git-annex command
-
- Copyright 2012 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.XMPPGit where
import Common.Annex
import Command
import Assistant.XMPP.Git
cmd :: Command
cmd = noCommit $ dontCheck repoExists $
noRepo (parseparams startNoRepo) $
command "xmppgit" SectionPlumbing "git to XMPP relay"
paramNothing (parseparams seek)
where
parseparams = withParams
seek :: CmdParams -> CommandSeek
seek = withWords start
start :: [String] -> CommandStart
start _ = do
liftIO gitRemoteHelper
liftIO xmppGitRelay
stop
startNoRepo :: CmdParams -> IO ()
startNoRepo _ = xmppGitRelay
{- A basic implementation of the git-remote-helpers protocol. -}
gitRemoteHelper :: IO ()
gitRemoteHelper = do
expect "capabilities"
respond ["connect"]
expect "connect git-receive-pack"
respond []
where
expect s = do
gitcmd <- getLine
unless (gitcmd == s) $
error $ "git-remote-helpers protocol error: expected: " ++ s ++ ", but got: " ++ gitcmd
respond l = do
mapM_ putStrLn l
putStrLn ""
hFlush stdout