225 lines
8.1 KiB
Haskell
225 lines
8.1 KiB
Haskell
-- yammat - Yet Another MateMAT
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-- Copyright (C) 2015 Amedeo Molnár
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--
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-- This program is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU Affero General Public License as published
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-- by the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU Affero General Public License for more details.
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--
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-- You should have received a copy of the GNU Affero General Public License
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-- along with this program. If not, see <http://www.gnu.org/licenses/>.
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module Foundation where
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import Import.NoFoundation hiding (tail)
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import Database.Persist.Sql (ConnectionPool, runSqlPool)
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import Text.Hamlet (hamletFile)
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import Text.Jasmine (minifym)
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import Yesod.Default.Util (addStaticContentExternal)
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import Yesod.Core.Types (Logger)
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--snip
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import qualified Data.Text as T
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import Network.Wai as Wai
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import Data.List (tail)
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import Data.List.Split
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import Text.Printf
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prependZero :: Text -> Text
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prependZero t0
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| T.null t1 = t1
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| T.head t1 == '.' = '0' `T.cons` t1
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| "-." `T.isPrefixOf` t1 = "-0." `T.append` T.drop 2 t1
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| otherwise = t1
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where t1 = T.dropWhile (' ' ==) t0
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formatFloat :: Double -> Text
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formatFloat d = T.pack (pre ++ t ++ c)
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where
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t = reverse (intercalate "." $ chunksOf 3 $ reverse $ fst sp)
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c = "," ++ tail (snd sp)
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sp = break (== '.') (printf "%.2f" (abs d))
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pre = if d < 0
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then "-"
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else ""
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-- T.pack . (splitEvery 3) . (printf "%,2f")
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formatIntCurrency :: Int -> Text
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formatIntCurrency x = formatFloat $ fromIntegral x / 100
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-- | The foundation datatype for your application. This can be a good place to
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-- keep settings and values requiring initialization before your application
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-- starts running, such as database connections. Every handler will have
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-- access to the data present here.
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data App = App
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{ appSettings :: AppSettings
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, appStatic :: Static -- ^ Settings for static file serving.
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, appConnPool :: ConnectionPool -- ^ Database connection pool.
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, appHttpManager :: Manager
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, appLogger :: Logger
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}
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instance HasHttpManager App where
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getHttpManager = appHttpManager
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mkMessage "App" "messages" "de"
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renderMessage' :: (RenderMessage (HandlerSite m) message, MonadHandler m) => message -> m Text
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renderMessage' e = do
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m <- getYesod
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l <- languages
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return $ renderMessage m l e
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-- This is where we define all of the routes in our application. For a full
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-- explanation of the syntax, please see:
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-- http://www.yesodweb.com/book/routing-and-handlers
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--
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-- Note that this is really half the story; in Application.hs, mkYesodDispatch
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-- generates the rest of the code. Please see the linked documentation for an
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-- explanation for this split.
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mkYesodData "App" $(parseRoutesFile "config/routes")
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-- | A convenient synonym for creating forms.
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type Form x = Html -> MForm (HandlerT App IO) (FormResult x, Widget)
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approotRequest :: App -> Wai.Request -> T.Text
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approotRequest master req =
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case requestHeaderHost req of
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Just a -> prefix `T.append` decodeUtf8 a
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Nothing -> appRoot $ appSettings master
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where
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prefix =
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if isSecure req
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then "https://"
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else "http://"
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-- Please see the documentation for the Yesod typeclass. There are a number
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-- of settings which can be configured by overriding methods here.
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instance Yesod App where
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-- Controls the base of generated URLs. For more information on modifying,
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-- see: https://github.com/yesodweb/yesod/wiki/Overriding-approot
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--approot = ApprootMaster $ appRoot . appSettings
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approot = ApprootRequest approotRequest
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-- Store session data on the client in encrypted cookies,
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-- default session idle timeout is 120 minutes
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makeSessionBackend _ = Just <$> defaultClientSessionBackend
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120 -- timeout in minutes
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"config/client_session_key.aes"
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defaultLayout widget = do
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master <- getYesod
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mmsg <- getMessage
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-- We break up the default layout into two components:
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-- default-layout is the contents of the body tag, and
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-- default-layout-wrapper is the entire page. Since the final
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-- value passed to hamletToRepHtml cannot be a widget, this allows
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-- you to use normal widget features in default-layout.
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copyrightWidget <- widgetToPageContent $
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$(widgetFile "copyright")
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pc <- widgetToPageContent $ do
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mapM_ addStylesheet $ map StaticR
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[ css_bootstrap_min_css
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, css_main_css
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]
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mapM_ addScript $ map StaticR
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[ js_crementing_js
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-- , js_barcode_js
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]
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$(widgetFile "default-layout")
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withUrlRenderer $(hamletFile "templates/default-layout-wrapper.hamlet")
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-- The page to be redirected to when authentication is required.
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-- authRoute _ = Just $ AuthR LoginR
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-- Routes not requiring authentication.
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-- isAuthorized (AuthR _) _ = return Authorized
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isAuthorized FaviconR _ = return Authorized
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isAuthorized RobotsR _ = return Authorized
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-- Default to Authorized for now.
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isAuthorized _ _ = return Authorized
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-- This function creates static content files in the static folder
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-- and names them based on a hash of their content. This allows
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-- expiration dates to be set far in the future without worry of
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-- users receiving stale content.
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addStaticContent ext mime content = do
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master <- getYesod
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let staticDir = appStaticDir $ appSettings master
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addStaticContentExternal
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minifym
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genFileName
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staticDir
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(StaticR . flip StaticRoute [])
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ext
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mime
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content
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where
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-- Generate a unique filename based on the content itself
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genFileName lbs = "autogen-" ++ base64md5 lbs
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-- What messages should be logged. The following includes all messages when
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-- in development, and warnings and errors in production.
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shouldLog app _source level =
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appShouldLogAll (appSettings app)
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|| level == LevelWarn
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|| level == LevelError
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makeLogger = return . appLogger
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-- How to run database actions.
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instance YesodPersist App where
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type YesodPersistBackend App = SqlBackend
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runDB action = do
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master <- getYesod
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runSqlPool action $ appConnPool master
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instance YesodPersistRunner App where
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getDBRunner = defaultGetDBRunner appConnPool
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-- instance YesodAuth App where
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-- type AuthId App = UserId
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-- -- Where to send a user after successful login
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-- loginDest _ = HomeR
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-- -- Where to send a user after logout
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-- logoutDest _ = HomeR
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-- -- Override the above two destinations when a Referer: header is present
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-- redirectToReferer _ = True
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-- getAuthId creds = runDB $ do
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-- x <- getBy $ UniqueUser $ credsIdent creds
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-- case x of
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-- Just (Entity uid _) -> return $ Just uid
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-- Nothing -> do
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-- fmap Just $ insert User
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-- { userIdent = credsIdent creds
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-- , userPassword = Nothing
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-- }
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-- -- You can add other plugins like BrowserID, email or OAuth here
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-- authPlugins _ = [authBrowserId def]
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-- authHttpManager = getHttpManager
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-- instance YesodAuthPersist App
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-- This instance is required to use forms. You can modify renderMessage to
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-- achieve customized and internationalized form validation messages.
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instance RenderMessage App FormMessage where
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renderMessage _ _ = defaultFormMessage
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-- Note: Some functionality previously present in the scaffolding has been
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-- moved to documentation in the Wiki. Following are some hopefully helpful
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-- links:
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--
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-- https://github.com/yesodweb/yesod/wiki/Sending-email
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-- https://github.com/yesodweb/yesod/wiki/Serve-static-files-from-a-separate-domain
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-- https://github.com/yesodweb/yesod/wiki/i18n-messages-in-the-scaffolding
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