94 lines
2.3 KiB
Haskell
94 lines
2.3 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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, 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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-- * 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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, formatLogMessage
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, fileLocationToString
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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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-- * Sessions
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, SessionBackend (..)
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, defaultClientSessionBackend
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, clientSessionBackend
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, saveClientSession
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, loadClientSession
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-- * Misc
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, yesodVersion
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, yesodRender
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-- * Re-exports
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, module Yesod.Content
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, module Yesod.Dispatch
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, module Yesod.Handler
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, module Yesod.Request
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, module Yesod.Widget
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, module Yesod.Message
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) where
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import Yesod.Internal.Core
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import Yesod.Content
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import Yesod.Dispatch
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import Yesod.Handler
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import Yesod.Request
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import Yesod.Widget
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import Yesod.Message
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import Language.Haskell.TH.Syntax
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import qualified Language.Haskell.TH.Syntax as TH
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import Data.Text (Text)
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logTH :: LogLevel -> Q Exp
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logTH level =
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[|messageLoggerHandler $(qLocation >>= liftLoc) $(TH.lift level)|]
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where
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liftLoc :: Loc -> Q Exp
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liftLoc (Loc a b c d e) = [|Loc $(TH.lift a) $(TH.lift b) $(TH.lift c) $(TH.lift d) $(TH.lift e)|]
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-- | Generates a function that takes a 'Text' and logs a 'LevelDebug' message. Usage:
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--
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-- > $(logDebug) "This is a debug log message"
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logDebug :: Q Exp
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logDebug = logTH LevelDebug
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-- | See 'logDebug'
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logInfo :: Q Exp
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logInfo = logTH LevelInfo
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-- | See 'logDebug'
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logWarn :: Q Exp
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logWarn = logTH LevelWarn
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-- | See 'logDebug'
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logError :: Q Exp
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logError = logTH LevelError
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-- | Generates a function that takes a 'Text' and logs a 'LevelOther' message. Usage:
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--
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-- > $(logOther "My new level") "This is a log message"
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logOther :: Text -> Q Exp
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logOther = logTH . LevelOther
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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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