fradrive/src/Auth/Dummy.hs
2019-03-23 23:00:32 +01:00

65 lines
2.3 KiB
Haskell

module Auth.Dummy
( dummyLogin
, DummyMessage(..)
) where
import Import.NoFoundation
import Database.Persist.Sql (SqlBackendCanRead)
import Utils.Form
import Data.CaseInsensitive (CI)
import qualified Data.CaseInsensitive as CI
data DummyMessage = MsgDummyIdent
| MsgDummyNoFormData
deriving (Eq, Ord, Enum, Bounded, Read, Show, Generic, Typeable)
dummyForm :: ( RenderMessage site FormMessage
, RenderMessage site DummyMessage
, YesodPersist site
, SqlBackendCanRead (YesodPersistBackend site)
, Button site ButtonSubmit
) => AForm (HandlerT site IO) (CI Text)
dummyForm = areq (selectField userList) (fslI MsgDummyIdent) Nothing
where
userList = fmap mkOptionList . runDB $ map toOption <$> selectList [] [Asc UserIdent]
toOption (Entity _ User{..}) = Option (CI.original userIdent) userIdent (CI.original userIdent)
dummyLogin :: ( YesodAuth site
, YesodPersist site
, SqlBackendCanRead (YesodPersistBackend site)
, RenderMessage site FormMessage
, RenderMessage site DummyMessage
, Button site ButtonSubmit
) => AuthPlugin site
dummyLogin = AuthPlugin{..}
where
apName = "dummy"
-- apDispatch :: Text -> [Text] -> HandlerT Auth (HandlerT site IO) TypedContent
apDispatch "POST" [] = do
((loginRes, _), _) <- lift . runFormPost $ renderAForm FormStandard dummyForm
case loginRes of
FormFailure errs -> do
lift . forM_ errs $ addMessage Error . toHtml
redirect LoginR
FormMissing -> do
lift $ addMessageI Warning MsgDummyNoFormData
redirect LoginR
FormSuccess ident ->
lift . setCredsRedirect $ Creds "dummy" (CI.original ident) []
apDispatch _ _ = notFound
apLogin toMaster = do
(login, loginEnctype) <- handlerToWidget . generateFormPost $ renderAForm FormStandard dummyForm
let loginForm = wrapForm login FormSettings
{ formMethod = POST
, formAction = Just . SomeRoute . toMaster $ PluginR "dummy" []
, formEncoding = loginEnctype
, formAttrs = []
, formSubmit = FormSubmit
, formAnchor = Just "login--dummy" :: Maybe Text
}
$(widgetFile "widgets/dummy-login-form/dummy-login-form")