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|
{-# LANGUAGE OverloadedStrings #-}
module Sproxy.Application.Cookie (
AuthUser
, cookieDecode
, cookieEncode
, getEmail
, getEmailUtf8
, getFamilyNameUtf8
, getGivenNameUtf8
, newUser
, setFamilyName
, setGivenName
) where
import Data.ByteString (ByteString)
import Data.Text (Text, toLower, strip)
import Data.Text.Encoding (decodeUtf8, encodeUtf8)
import Foreign.C.Types (CTime)
import qualified Data.Serialize as DS
import qualified Sproxy.Application.State as State
data AuthUser = AuthUser {
auEmail :: ByteString
, auGivenName :: ByteString
, auFamilyName :: ByteString
}
instance DS.Serialize AuthUser where
put u = DS.put (auEmail u, auGivenName u, auFamilyName u)
get = do
(e, n, f) <- DS.get
return AuthUser { auEmail = e, auGivenName = n, auFamilyName = f }
cookieDecode :: ByteString -> ByteString -> IO (Either String AuthUser)
cookieDecode key d = do
c <- State.decode key d
return $ c >>= DS.decode
cookieEncode :: ByteString -> Int -> AuthUser -> IO (ByteString, CTime)
cookieEncode key shelflife = State.encode key (fromIntegral shelflife) . DS.encode
getEmail :: AuthUser -> Text
getEmail = decodeUtf8 . auEmail
getEmailUtf8 :: AuthUser -> ByteString
getEmailUtf8 = auEmail
getGivenNameUtf8 :: AuthUser -> ByteString
getGivenNameUtf8 = auGivenName
getFamilyNameUtf8 :: AuthUser -> ByteString
getFamilyNameUtf8 = auFamilyName
newUser :: Text -> AuthUser
newUser email = AuthUser {
auEmail = encodeUtf8 . toLower . strip $ email
, auGivenName = ""
, auFamilyName = ""
}
setGivenName :: Text -> AuthUser -> AuthUser
setGivenName given au = au{ auGivenName = encodeUtf8 . strip $ given }
setFamilyName :: Text -> AuthUser -> AuthUser
setFamilyName family au = au{ auFamilyName = encodeUtf8 . strip $ family }
|
