module Foundation where import Database.Persist.Sql (ConnectionPool, runSqlPool) import Import.NoFoundation import Text.Hamlet (hamletFile) import Yesod.Auth.HashDB (HashDBUser(..),authHashDB,authHashDBWithForm) import Yesod.Auth.Message (AuthMessage (InvalidLogin)) import qualified Yesod.Core.Unsafe as Unsafe import Yesod.Core.Types (Logger) import Yesod.Default.Util (addStaticContentExternal) instance HashDBUser User where userPasswordHash = userPassword setPasswordHash h u = u { userPassword = Just h } -- | The foundation datatype for your application. This can be a good place to -- keep settings and values requiring initialization before your application -- starts running, such as database connections. Every handler will have -- access to the data present here. data App = App { appSettings :: AppSettings , appStatic :: Static -- ^ Settings for static file serving. , appConnPool :: ConnectionPool -- ^ Database connection pool. , appHttpManager :: Manager , appLogger :: Logger , jobs :: TVar (IntMap (TChan (Maybe Text))) , nextJob :: TVar Int } instance HasHttpManager App where getHttpManager = appHttpManager -- This is where we define all of the routes in our application. For a full -- explanation of the syntax, please see: -- http://www.yesodweb.com/book/routing-and-handlers -- -- Note that this is really half the story; in Application.hs, mkYesodDispatch -- generates the rest of the code. Please see the linked documentation for an -- explanation for this split. -- -- This function also generates the following type synonyms: -- type Handler = HandlerT App IO -- type Widget = WidgetT App IO () mkYesodData "App" $(parseRoutesFile "config/routes") mkMessage "App" "messages" "en" -- | A convenient synonym for creating forms. type Form x = Html -> MForm (HandlerT App IO) (FormResult x, Widget) isTrustedAuthorized = do mauth <- maybeAuth case mauth of Nothing -> return AuthenticationRequired Just (Entity _ user) | isTrusted user -> return Authorized | otherwise -> return $ Unauthorized "???" isAdmin = do mauth <- maybeAuth case mauth of Nothing -> return AuthenticationRequired Just (Entity _ user) | userIsAdmin user -> return Authorized | otherwise -> return $ Unauthorized "only permitted for the admin" isTrusted :: User -> Bool isTrusted user = case userIdent user of "ptlen@ceti.pl" -> True "hexin1989@gmail.com" -> True "romang@amu.edu.pl" -> True "junczys@amu.edu.pl" -> True "rafalj@amu.edu.pl" -> True _ -> True -- Please see the documentation for the Yesod typeclass. There are a number -- of settings which can be configured by overriding methods here. instance Yesod App where -- Controls the base of generated URLs. For more information on modifying, -- see: https://github.com/yesodweb/yesod/wiki/Overriding-approot approot = ApprootMaster $ appRoot . appSettings -- Store session data on the client in encrypted cookies, -- default session idle timeout is 120 minutes makeSessionBackend app = Just <$> defaultClientSessionBackend 120 -- timeout in minutes ((appVarDir $ appSettings app) "config/client_session_key.aes") defaultLayout widget = do master <- getYesod mmsg <- getMessage -- We break up the default layout into two components: -- default-layout is the contents of the body tag, and -- default-layout-wrapper is the entire page. Since the final -- value passed to hamletToRepHtml cannot be a widget, this allows -- you to use normal widget features in default-layout. maybeUser <- maybeAuth pc <- widgetToPageContent $ do $(widgetFile "default-layout") withUrlRenderer $(hamletFile "templates/default-layout-wrapper.hamlet") -- The page to be redirected to when authentication is required. authRoute _ = Just $ AuthR LoginR -- Routes not requiring authentication. isAuthorized (AuthR _) _ = return Authorized isAuthorized FaviconR _ = return Authorized isAuthorized RobotsR _ = return Authorized isAuthorized HomeR _ = return Authorized isAuthorized (StaticR _) _ = return Authorized isAuthorized QueryFormR _ = return Authorized isAuthorized (QueryResultsR _) _ = return Authorized isAuthorized ListChallengesR _ = return Authorized isAuthorized TagsR _ = return Authorized isAuthorized AchievementsR _ = return Authorized isAuthorized (ShowChallengeR _) _ = return Authorized isAuthorized (ChallengeReadmeR _) _ = return Authorized isAuthorized (ChallengeAllSubmissionsR _) _ = return Authorized isAuthorized (ChallengeGraphDataR _) _ = return Authorized isAuthorized (ChallengeDiscussionR _) _ = return Authorized isAuthorized (ChallengeDiscussionFeedR _) _ = return Authorized isAuthorized Presentation4RealR _ = return Authorized isAuthorized (AvatarR _) _ = return Authorized isAuthorized CreateResetLinkR _ = isAdmin isAuthorized (ScoreR _) _ = isAdmin isAuthorized MyScoreR _ = return Authorized isAuthorized (ResetPasswordR _) _ = return Authorized isAuthorized (ToggleSubmissionTagR _) _ = return Authorized -- Default to Authorized for now. isAuthorized _ _ = isTrustedAuthorized -- This function creates static content files in the static folder -- and names them based on a hash of their content. This allows -- expiration dates to be set far in the future without worry of -- users receiving stale content. addStaticContent ext mime content = do master <- getYesod let staticDir = appStaticDir $ appSettings master addStaticContentExternal Right genFileName staticDir (StaticR . flip StaticRoute []) ext mime content where -- Generate a unique filename based on the content itself genFileName lbs = "autogen-" ++ base64md5 lbs -- What messages should be logged. The following includes all messages when -- in development, and warnings and errors in production. shouldLog app _source level = appShouldLogAll (appSettings app) || level == LevelWarn || level == LevelError makeLogger = return . appLogger -- How to run database actions. instance YesodPersist App where type YesodPersistBackend App = SqlBackend runDB action = do master <- getYesod runSqlPool action $ appConnPool master instance YesodPersistRunner App where getDBRunner = defaultGetDBRunner appConnPool instance YesodAuth App where type AuthId App = UserId -- Where to send a user after successful login loginDest _ = HomeR -- Where to send a user after logout logoutDest _ = HomeR -- Override the above two destinations when a Referer: header is present redirectToReferer _ = True authenticate creds = runDB $ do x <- getBy $ UniqueUser $ credsIdent creds Authenticated <$> case x of Just (Entity uid _) -> return $ uid Nothing -> insert User { userIdent = credsIdent creds , userPassword = Nothing , userName = Nothing , userIsAdmin = False , userLocalId = Nothing , userIsAnonymous = False , userAvatar = Nothing , userVerificationKey = Nothing , userKeyExpirationDate = Nothing } -- You can add other plugins like BrowserID, email or OAuth here authPlugins master = [authHashDBWithForm (myLoginForm master) (Just . UniqueUser)] authHttpManager = getHttpManager contactEmailLabel :: App -> Text contactEmailLabel site = case maybeContactMail of Just contactMail -> " (" ++ contactMail ++ ")" Nothing -> "" where maybeContactMail = appContactEmail $ appSettings site myLoginForm site action = $(whamletFile "templates/auth.hamlet") instance YesodAuthPersist App -- This instance is required to use forms. You can modify renderMessage to -- achieve customized and internationalized form validation messages. instance RenderMessage App FormMessage where renderMessage _ _ = defaultFormMessage unsafeHandler :: App -> Handler a -> IO a unsafeHandler = Unsafe.fakeHandlerGetLogger appLogger -- Note: Some functionality previously present in the scaffolding has been -- moved to documentation in the Wiki. Following are some hopefully helpful -- links: -- -- https://github.com/yesodweb/yesod/wiki/Sending-email -- https://github.com/yesodweb/yesod/wiki/Serve-static-files-from-a-separate-domain -- https://github.com/yesodweb/yesod/wiki/i18n-messages-in-the-scaffolding