101 lines
2.7 KiB
Haskell
101 lines
2.7 KiB
Haskell
{-# LANGUAGE TemplateHaskell #-}
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{-# OPTIONS_GHC -fno-warn-warnings-deprecations #-}
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module Yesod.Core
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( -- * Type classes
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Yesod (..)
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, YesodDispatch (..)
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, YesodSubDispatch (..)
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, RenderRoute (..)
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-- ** Breadcrumbs
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, YesodBreadcrumbs (..)
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, breadcrumbs
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-- * Types
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, Approot (..)
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, FileUpload (..)
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, ErrorResponse (..)
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-- * Utitlities
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, maybeAuthorized
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, widgetToPageContent
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-- * Defaults
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, defaultErrorHandler
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-- * Data types
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, AuthResult (..)
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, unauthorizedI
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-- * Logging
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, LogLevel (..)
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, logDebug
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, logInfo
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, logWarn
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, logError
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, logOther
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, logDebugS
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, logInfoS
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, logWarnS
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, logErrorS
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, logOtherS
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-- * Sessions
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, SessionBackend (..)
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, defaultClientSessionBackend
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, clientSessionBackend
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, clientSessionDateCacher
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, loadClientSession
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, Header(..)
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-- * JS loaders
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, ScriptLoadPosition (..)
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, BottomOfHeadAsync
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-- * Misc
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, yesodVersion
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, yesodRender
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, runFakeHandler
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-- * Re-exports
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, module Yesod.Core.Content
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, module Yesod.Core.Dispatch
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, module Yesod.Core.Handler
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, module Yesod.Core.Widget
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, module Yesod.Core.Json
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, module Yesod.Core.Class.MonadLift
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, module Text.Shakespeare.I18N
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, module Yesod.Core.Internal.Util
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) where
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import Yesod.Core.Content
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import Yesod.Core.Dispatch
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import Yesod.Core.Handler
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import Yesod.Core.Widget
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import Yesod.Core.Json
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import Yesod.Core.Types
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import Yesod.Core.Class.MonadLift
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import Text.Shakespeare.I18N
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import Yesod.Core.Internal.Util (formatW3 , formatRFC1123 , formatRFC822)
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import Control.Monad.Logger
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import Yesod.Core.Internal.Session
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import Yesod.Core.Class.Yesod
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import Yesod.Core.Class.Dispatch
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import Yesod.Core.Class.Breadcrumbs
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import Yesod.Core.Internal.Run (yesodRender, runFakeHandler)
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import qualified Paths_yesod_core
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import Data.Version (showVersion)
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import Yesod.Routes.Class (RenderRoute (..))
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-- | Return an 'Unauthorized' value, with the given i18n message.
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unauthorizedI :: RenderMessage master msg => msg -> GHandler sub master AuthResult
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unauthorizedI msg =do
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mr <- getMessageRender
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return $ Unauthorized $ mr msg
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yesodVersion :: String
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yesodVersion = showVersion Paths_yesod_core.version
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-- | Return the same URL if the user is authorized to see it.
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--
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-- Built on top of 'isAuthorized'. This is useful for building page that only
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-- contain links to pages the user is allowed to see.
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maybeAuthorized :: Yesod a
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=> Route a
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-> Bool -- ^ is this a write request?
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-> GHandler s a (Maybe (Route a))
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maybeAuthorized r isWrite = do
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x <- isAuthorized r isWrite
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return $ if x == Authorized then Just r else Nothing
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