add schedule command
Mostly because it gives me an excuse and a hook to document the schedule expression format.
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50
Command/Schedule.hs
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50
Command/Schedule.hs
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{- git-annex command
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-
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- Copyright 2013 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.Schedule where
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import Common.Annex
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import Command
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import qualified Remote
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import Logs.Schedule
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import Types.ScheduledActivity
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import qualified Data.Set as S
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def :: [Command]
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def = [command "schedule" (paramPair paramRemote (paramOptional paramExpression)) seek
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SectionSetup "get or set scheduled jobs"]
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seek :: [CommandSeek]
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seek = [withWords start]
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start :: [String] -> CommandStart
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start = parse
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where
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parse (name:[]) = go name performGet
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parse (name:expr:[]) = go name $ \uuid -> do
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showStart "schedile" name
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performSet expr uuid
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parse _ = error "Specify a repository."
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go name a = do
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u <- Remote.nameToUUID name
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next $ a u
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performGet :: UUID -> CommandPerform
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performGet uuid = do
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s <- scheduleGet uuid
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liftIO $ putStrLn $ intercalate "; " $
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map fromScheduledActivity $ S.toList s
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next $ return True
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performSet :: String -> UUID -> CommandPerform
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performSet expr uuid = case parseScheduledActivities expr of
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Left e -> error $ "Parse error: " ++ e
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Right l -> do
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scheduleSet uuid l
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next $ return True
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