rmurl: New command, removes one of the recorded urls for a file.

Command/RmUrl.hs

@@ -0,0 +1,30 @@
+{- git-annex command
+ -
+ - Copyright 2013 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+module Command.RmUrl where
+
+import Common.Annex
+import Command
+import Logs.Web
+
+def :: [Command]
+def = [notBareRepo $
+	command "rmurl" (paramPair paramFile paramUrl) seek
+		SectionCommon "record file is not available at url"]
+
+seek :: [CommandSeek]
+seek = [withPairs start]
+
+start :: (FilePath, String) -> CommandStart
+start (file, url) = flip whenAnnexed file $ \_ (key, _) -> do
+	showStart "rmurl" file
+	next $ next $ cleanup url key
+
+cleanup :: String -> Key -> CommandCleanup
+cleanup url key = do
+	setUrlMissing key url
+	return True