Created
January 18, 2016 18:11
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case mc of | |
Nothing -> return $ FailFatal $ serverErr' Forbidden | |
Just jwt -> do | |
mcs <- verifyClaims $ decodeUtf8 jwt | |
case mcs of | |
Nothing -> return $ FailFatal $ serverErr' Forbidden | |
Just clms -> do | |
let user = lookup "user" $ toList $ unregisteredClaims clms :: Maybe Value | |
case user of | |
Nothing -> return $ FailFatal $ serverErr' Forbidden | |
Just user' -> do | |
let usr = handleCTypeH (Proxy :: Proxy list) (cs contentTypeH) (encode user') | |
case usr of | |
Nothing -> return $ FailFatal $ serverErr' Forbidden | |
Just (Left e) -> return $ FailFatal err403 | |
Just (Right v) -> return $ Route v |
Gurkenglas
commented
Jan 18, 2016
@Gurkenglas wrote this as well. Putting here for reference:
fromMaybe (FailFatal $ serverErr' Forbidden) <$> (ala EndoT . alaf MaybeT) foldMap
[ return . Just . either (const $ FailFatal err403) Route
, return . handleCTypeH (Proxy :: Proxy list) (cs contentTypeH) . encode
, return . lookup "user" . toList . unregisteredClaims
, verifyClaims . decodeUtf8 jwt
, return
] mc
newtype EndoT m a = EndoT {runEndoT :: a -> m a} deriving Wrapped
instance Monad m => Monoid (EndoT m) where
mempty = coerce return
mappend = coerce (<=<)
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