X-Git-Url: http://www.average.org/gitweb/?p=pdns-pipe-nmc.git;a=blobdiff_plain;f=NmcDom.hs;h=9edb79879f0e5cb3f469a27d95ee29ae5563106e;hp=25dd84fcc5d96e373e710cd06ef6ded854f9bb2a;hb=f0b5926d1268770bbcbcb8af7036238ae066d400;hpb=4525a07052ec3ad3fd7b094a4acf4e00201fbf9f diff --git a/NmcDom.hs b/NmcDom.hs index 25dd84f..9edb798 100644 --- a/NmcDom.hs +++ b/NmcDom.hs @@ -3,12 +3,10 @@ module NmcDom ( NmcDom(..) , emptyNmcDom , descendNmcDom - , queryNmcDom , mergeImport ) where import Data.ByteString.Lazy (ByteString) -import qualified Data.ByteString.Lazy.Char8 as L (pack) import qualified Data.Text as T (unpack) import Data.List.Split import Data.Char @@ -164,9 +162,9 @@ mergeNmcDom sub dom = dom { domService = choose domService -- | Perform query and return error string or parsed domain object queryNmcDom :: - (ByteString -> IO (Either String ByteString)) -- ^ query operation action - -> ByteString -- ^ key - -> IO (Either String NmcDom) -- ^ error string or domain + (String -> IO (Either String ByteString)) -- ^ query operation action + -> String -- ^ key + -> IO (Either String NmcDom) -- ^ error string or domain queryNmcDom queryOp key = do l <- queryOp key case l of @@ -176,20 +174,20 @@ queryNmcDom queryOp key = do Just dom -> return $ Right dom -- | Try to fetch "import" object and merge it into the base domain --- Any errors are ignored, and nothing is merged. +-- In case of errors they are ignored, and nothing is merged. -- Original "import" element is removed, but new imports from the -- imported objects are processed recursively until there are none. mergeImport :: - (ByteString -> IO (Either String ByteString)) -- ^ query operation action - -> NmcDom -- ^ base domain - -> IO NmcDom -- ^ result with merged import + (String -> IO (Either String ByteString)) -- ^ query operation action + -> NmcDom -- ^ base domain + -> IO NmcDom -- ^ result with merged import mergeImport queryOp base = do let base' = base {domImport = Nothing} -- print base' case domImport base of Nothing -> return base' Just key -> do - sub <- queryNmcDom queryOp (L.pack key) + sub <- queryNmcDom queryOp key case sub of Left e -> return base' Right sub' -> mergeImport queryOp $ sub' `mergeNmcDom` base'