106 lines
3.3 KiB
Haskell
106 lines
3.3 KiB
Haskell
{- git-annex assistant webapp data types
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-
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- Copyright 2012 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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{-# LANGUAGE TypeFamilies, QuasiQuotes, MultiParamTypeClasses, TemplateHaskell, OverloadedStrings, RankNTypes #-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Assistant.WebApp where
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import Assistant.Common
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import Assistant.ThreadedMonad
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import Assistant.DaemonStatus
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import Assistant.TransferQueue
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import Assistant.Alert hiding (Widget)
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import Utility.NotificationBroadcaster
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import Utility.WebApp
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import Utility.Yesod
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import Yesod
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import Yesod.Static
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import Text.Hamlet
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import Data.Text (Text, pack, unpack)
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import Control.Concurrent.STM
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staticFiles "static"
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mkYesodData "WebApp" $(parseRoutesFile "Assistant/WebApp/routes")
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data WebApp = WebApp
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{ threadState :: ThreadState
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, daemonStatus :: DaemonStatusHandle
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, transferQueue :: TransferQueue
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, secretToken :: Text
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, relDir :: FilePath
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, getStatic :: Static
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, webAppState :: TMVar WebAppState
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}
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instance Yesod WebApp where
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defaultLayout content = do
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webapp <- getYesod
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page <- widgetToPageContent $ do
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addStylesheet $ StaticR css_bootstrap_css
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addStylesheet $ StaticR css_bootstrap_responsive_css
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addScript $ StaticR jquery_full_js
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addScript $ StaticR js_bootstrap_dropdown_js
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addScript $ StaticR js_bootstrap_modal_js
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$(widgetFile "page")
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hamletToRepHtml $(hamletFile $ hamletTemplate "bootstrap")
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{- Require an auth token be set when accessing any (non-static route) -}
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isAuthorized _ _ = checkAuthToken secretToken
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{- Add the auth token to every url generated, except static subsite
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- urls (which can show up in Permission Denied pages). -}
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joinPath = insertAuthToken secretToken excludeStatic
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where
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excludeStatic [] = True
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excludeStatic (p:_) = p /= "static"
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makeSessionBackend = webAppSessionBackend
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jsLoader _ = BottomOfHeadBlocking
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data WebAppState = WebAppState
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{ showIntro :: Bool
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}
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newWebAppState :: IO (TMVar WebAppState)
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newWebAppState = liftIO $ atomically $
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newTMVar $ WebAppState { showIntro = True }
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getWebAppState :: forall sub. GHandler sub WebApp WebAppState
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getWebAppState = liftIO . atomically . readTMVar =<< webAppState <$> getYesod
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modifyWebAppState :: forall sub. (WebAppState -> WebAppState) -> GHandler sub WebApp ()
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modifyWebAppState a = go =<< webAppState <$> getYesod
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where
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go s = liftIO $ atomically $ do
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v <- takeTMVar s
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putTMVar s $ a v
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waitNotifier :: forall sub. (DaemonStatus -> NotificationBroadcaster) -> NotificationId -> GHandler sub WebApp ()
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waitNotifier selector nid = do
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notifier <- getNotifier selector
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liftIO $ waitNotification $ notificationHandleFromId notifier nid
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newNotifier :: forall sub. (DaemonStatus -> NotificationBroadcaster) -> GHandler sub WebApp NotificationId
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newNotifier selector = do
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notifier <- getNotifier selector
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liftIO $ notificationHandleToId <$> newNotificationHandle notifier
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getNotifier :: forall sub. (DaemonStatus -> NotificationBroadcaster) -> GHandler sub WebApp NotificationBroadcaster
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getNotifier selector = do
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webapp <- getYesod
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liftIO $ selector <$> getDaemonStatus (daemonStatus webapp)
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instance PathPiece NotificationId where
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toPathPiece = pack . show
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fromPathPiece = readish . unpack
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instance PathPiece AlertId where
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toPathPiece = pack . show
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fromPathPiece = readish . unpack
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