numcopies cleanup, part 2

This includes several bug fixes.

Command/Mirror.hs

@@ -28,17 +28,15 @@ seek ps = do
 	to <- getOptionField toOption Remote.byNameWithUUID
 	from <- getOptionField fromOption Remote.byNameWithUUID
 	withKeyOptions
-		(startKey Nothing to from Nothing)
+		(startKey to from Nothing)
 		(withFilesInGit $ whenAnnexed $ start to from)
 		ps
 
 start :: Maybe Remote -> Maybe Remote -> FilePath -> (Key, Backend) -> CommandStart
-start to from file (key, _backend) = do
-	numcopies <- getFileNumCopies file
-	startKey numcopies to from (Just file) key
+start to from file (key, _backend) = startKey to from (Just file) key
 
-startKey :: Maybe NumCopies -> Maybe Remote -> Maybe Remote -> Maybe FilePath -> Key -> CommandStart
-startKey numcopies to from afile key = do
+startKey :: Maybe Remote -> Maybe Remote -> Maybe FilePath -> Key -> CommandStart
+startKey to from afile key = do
 	noAuto
 	case (from, to) of
 		(Nothing, Nothing) -> error "specify either --from or --to"
@@ -50,7 +48,9 @@ startKey numcopies to from afile key = do
 		error "--auto is not supported for mirror"
 	mirrorto r = ifM (inAnnex key)
 		( Command.Move.toStart r False afile key
-		, Command.Drop.startRemote afile numcopies key r
+		, do
+			numcopies <- getnumcopies
+			Command.Drop.startRemote afile numcopies key r
 		)
 	mirrorfrom r = do
 		haskey <- Remote.hasKey r key
@@ -58,6 +58,9 @@ startKey numcopies to from afile key = do
 			Left _ -> stop
 			Right True -> Command.Get.start' (return True) Nothing key afile
 			Right False -> ifM (inAnnex key)
-				( Command.Drop.startLocal afile numcopies key Nothing
+				( do
+					numcopies <- getnumcopies
+					Command.Drop.startLocal afile numcopies key Nothing
 				, stop
 				)
+	getnumcopies = maybe getNumCopies getFileNumCopies afile