131 lines
5.0 KiB
Haskell
131 lines
5.0 KiB
Haskell
{-# LANGUAGE QuasiQuotes, TemplateHaskell, TypeFamilies, OverloadedStrings #-}
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module Hledger.Web.Foundation
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( App (..)
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, Route (..)
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-- , AppMessage (..)
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, resourcesApp
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, Handler
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, Widget
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, module Yesod.Core
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, module Hledger.Web.Settings
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, liftIO
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) where
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import Prelude
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import Yesod.Core hiding (Route)
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import Yesod.Default.Config
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import Yesod.Default.Util (addStaticContentExternal)
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import Yesod.Static
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import Yesod.Logger (Logger, logMsg, formatLogText)
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import Control.Monad.IO.Class (liftIO)
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import Web.ClientSession (getKey)
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import Text.Hamlet
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import Hledger.Web.Options
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import qualified Hledger.Web.Settings
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import Hledger.Web.Settings (Extra (..), widgetFile)
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import Hledger.Web.Settings.StaticFiles
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-- | The site argument 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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{ settings :: AppConfig DefaultEnv Extra
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, getLogger :: Logger
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, getStatic :: Static -- ^ Settings for static file serving.
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,appOpts :: WebOpts
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-- ,appJournal :: Journal
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}
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-- Set up i18n messages. See the message folder.
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-- mkMessage "App" "messages" "en"
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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://docs.yesodweb.com/book/web-routes-quasi/
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--
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-- This function does three things:
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--
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-- * Creates the route datatype AppRoute. Every valid URL in your
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-- application can be represented as a value of this type.
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-- * Creates the associated type:
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-- type instance Route App = AppRoute
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-- * Creates the value resourcesApp which contains information on the
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-- resources declared below. This is used in Handler.hs by the call to
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-- mkYesodDispatch
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--
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-- What this function does *not* do is create a YesodSite instance for
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-- App. Creating that instance requires all of the handler functions
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-- for our application to be in scope. However, the handler functions
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-- usually require access to the AppRoute datatype. Therefore, we
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-- split these actions into two functions and place them in separate files.
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mkYesodData "App" $(parseRoutesFile "routes")
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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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-- approot = Hledger.Web.Settings.appRoot . settings
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approot = ApprootMaster $ appRoot . settings
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-- Place the session key file in the config folder
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encryptKey _ = fmap Just $ getKey "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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pc <- widgetToPageContent $ do
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-- $(widgetFile "normalize")
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-- $(widgetFile "default-layout")
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-- hamletToRepHtml $(hamletFile "templates/default-layout-wrapper.hamlet")
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widget
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-- addCassius $(cassiusFile "default-layout")
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-- hamletToRepHtml $(hamletFile "default-layout")
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hamletToRepHtml [$hamlet|
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!!!
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<html
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<head
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<title>#{pageTitle pc}
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^{pageHead pc}
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<meta http-equiv=Content-Type content="text/html; charset=utf-8"
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<script type=text/javascript src=@{StaticR jquery_js}
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<script type=text/javascript src=@{StaticR jquery_url_js}
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<script type=text/javascript src=@{StaticR jquery_flot_js}
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<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="excanvas.min.js"></script><![endif]-->
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<script type=text/javascript src=@{StaticR dhtmlxcommon_js}
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<script type=text/javascript src=@{StaticR dhtmlxcombo_js}
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<script type=text/javascript src=@{StaticR hledger_js}
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<link rel=stylesheet type=text/css media=all href=@{StaticR style_css}
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<body
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^{pageBody pc}
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|]
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-- This is done to provide an optimization for serving static files from
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-- a separate domain. Please see the staticroot setting in Settings.hs
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-- urlRenderOverride y (StaticR s) =
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-- Just $ uncurry (joinPath y (Settings.staticRoot $ settings y)) $ renderRoute s
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-- urlRenderOverride _ _ = Nothing
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messageLogger y loc level msg =
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formatLogText (getLogger y) loc level msg >>= logMsg (getLogger y)
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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 = addStaticContentExternal (const $ Left ()) base64md5 Hledger.Web.Settings.staticDir (StaticR . flip StaticRoute [])
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-- Place Javascript at bottom of the body tag so the rest of the page loads first
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jsLoader _ = BottomOfBody
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