1087 lines
		
	
	
		
			40 KiB
		
	
	
	
		
			Haskell
		
	
	
	
	
	
			
		
		
	
	
			1087 lines
		
	
	
		
			40 KiB
		
	
	
	
		
			Haskell
		
	
	
	
	
	
{-# LANGUAGE CPP, QuasiQuotes, TemplateHaskell, TypeFamilies, GeneralizedNewtypeDeriving #-}
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{-# LANGUAGE TypeSynonymInstances, FlexibleInstances, MultiParamTypeClasses, FlexibleContexts #-}
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{-| 
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The web app providing a richer interface to hledger's data.
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-}
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-- with authentication, registration and persistent storage of user accounts (not yet)
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module Hledger.Web.App
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    ( App (..)
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    , withApp
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    )
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where
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import Control.Applicative ((<$>), (<*>))
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-- import Control.Failure
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-- import qualified Data.ByteString.Lazy as L
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import Data.Either
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-- import System.Directory
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import System.FilePath ((</>), takeFileName)
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import System.IO.Storage (putValue, getValue)
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import Text.ParserCombinators.Parsec hiding (string)
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-- import Database.Persist.GenericSql (ConnectionPool, SqlPersist, runMigration, migrate)
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import Yesod
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import Yesod.Helpers.Static
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-- import Yesod.Helpers.Auth
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-- import Yesod.Mail
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-- import Yesod.WebRoutes
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-- import Text.Hamlet (defaultHamletSettings)
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-- import Text.Hamlet.RT
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import Hledger.Cli.Add (appendToJournalFile)
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import Hledger.Cli.Balance
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import Hledger.Cli.Print
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import Hledger.Cli.Register
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import Hledger.Cli.Options hiding (value)
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import Hledger.Cli.Utils
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import Hledger.Cli.Version (version)
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import Hledger.Data hiding (insert, today)
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import Hledger.Read (journalFromPathAndString)
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import Hledger.Read.Journal (someamount)
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import Hledger.Web.Settings (
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    --   withConnectionPool
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    -- , runConnectionPool
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    -- , staticroot
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      datadir
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    -- , hamletFile
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    -- , cassiusFile
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    -- , juliusFile
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    , hledgerorgurl
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    , manualurl
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    , style_css
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    , hledger_js
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    , jquery_js
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    , jquery_url_js
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    , dhtmlxcommon_js
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    , dhtmlxcombo_js
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    , robots_txt
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    )
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----------------------------------------------------------------------
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-- define the web app
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----------------------------------------------------------------------
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-- persistent data schema for the web app. User account info is stored here,
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-- hledger's main data is stored in the usual places (journal files etc.)
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-- persist (quasi-quoter from persistent) defines a list of data entities.
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-- mkPersist (template haskell from persistent) defines persistence-capable data types based on these.
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-- mkPersist [$persist|
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-- User
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--     ident String
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--     password String null update
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--     UniqueUser ident
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-- Email
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--     email String
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--     user UserId null update
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--     verkey String null update
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--     UniqueEmail email
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-- |]
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-- run-time data kept by the web app.
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data App = App
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    { -- appConnPool :: Maybe ConnectionPool
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     appRoot    :: String
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    ,appDataDir :: FilePath
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    ,appOpts    :: [Opt]
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    ,appArgs    :: [String]
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    ,appJournal :: Journal
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    ,appStatic  :: Static
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    }
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-- parseRoutes (quasi-quoter from web-routes) defines a list of route patterns for the web app.
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-- mkYesod (template haskell from yesod) defines types for the web app based on the routes.
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-- /auth            AuthR             Auth getAuth
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mkYesod "App" [$parseRoutes|
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/                IndexR            GET
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/favicon.ico     FaviconR          GET
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/robots.txt      RobotsR           GET
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/static          StaticR           Static appStatic
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/journalonly     JournalOnlyR      GET POST
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/registeronly    RegisterOnlyR     GET
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/accounts        AccountsOnlyR     GET
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/journal         JournalR          GET POST
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/register        RegisterR         GET POST
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|]
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-- /addformrt       AddformRTR        GET
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type Handler = GHandler App App
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instance Yesod App where
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    approot = appRoot
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    -- defaultLayout widget = do
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    --     mmsg <- getMessage
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    --     pc <- widgetToPageContent $ do
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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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    -- authRoute _ = Just $ AuthR LoginR
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    -- static file-serving optimisations, disable for the moment
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    -- urlRenderOverride a (StaticR s) =
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    --     Just $ uncurry (joinPath a staticroot) $ format s
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    --   where
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    --     format = formatPathSegments ss
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    --     ss :: Site StaticRoute (String -> Maybe (GHandler Static App ChooseRep))
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    --     ss = getSubSite
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    urlRenderOverride _ _ = Nothing
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    -- addStaticContent ext' _ content = do
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    --     let fn = base64md5 content ++ '.' : ext'
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    --     let statictmp = datadir ++ "/tmp/"
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    --     liftIO $ createDirectoryIfMissing True statictmp
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    --     liftIO $ L.writeFile (statictmp ++ fn) content
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    --     return $ Just $ Right (StaticR $ StaticRoute ["tmp", fn] [], [])
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-- instance YesodPersist App where
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--     type YesodDB App = SqlPersist
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--     runDB db = do
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--       y <- getYesod
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--       let p = appConnPool y
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--       case p of Just p' -> runConnectionPool db p'
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--                 Nothing -> error "no connection pool, programmer error" -- XXX
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-- instance YesodAuth App where
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--     type AuthEntity App = User
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--     type AuthEmailEntity App = Email
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--     defaultDest _ = IndexR
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--     getAuthId creds _extra = runDB $ do
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--         x <- getBy $ UniqueUser $ credsIdent creds
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--         case x of
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--             Just (uid, _) -> return $ Just uid
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--             Nothing -> do
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--                 fmap Just $ insert $ User (credsIdent creds) Nothing
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--     openIdEnabled _ = True
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--     emailSettings _ = Just EmailSettings {
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--           addUnverified = \email verkey -> runDB $ insert $ Email email Nothing (Just verkey)
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--         , sendVerifyEmail = sendVerifyEmail'
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--         , getVerifyKey = runDB . fmap (join . fmap emailVerkey) . get
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--         , setVerifyKey = \eid key -> runDB $ update eid [EmailVerkey $ Just key]
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--         , verifyAccount = \eid -> runDB $ do
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--             me <- get eid
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--             case me of
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--                 Nothing -> return Nothing
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--                 Just e -> do
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--                     let email = emailEmail e
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--                     case emailUser e of
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--                         Just uid -> return $ Just uid
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--                         Nothing -> do
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--                             uid <- insert $ User email Nothing
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--                             update eid [EmailUser $ Just uid]
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--                             return $ Just uid
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--         , getPassword = runDB . fmap (join . fmap userPassword) . get
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--         , setPassword = \uid pass -> runDB $ update uid [UserPassword $ Just pass]
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--         , getEmailCreds = \email -> runDB $ do
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--             me <- getBy $ UniqueEmail email
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--             case me of
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--                 Nothing -> return Nothing
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--                 Just (eid, e) -> return $ Just EmailCreds
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--                     { emailCredsId = eid
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--                     , emailCredsAuthId = emailUser e
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--                     , emailCredsStatus = isJust $ emailUser e
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--                     , emailCredsVerkey = emailVerkey e
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--                     }
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--         , getEmail = runDB . fmap (fmap emailEmail) . get
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--         }
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-- sendVerifyEmail' :: String -> String -> String -> GHandler Auth m ()
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-- sendVerifyEmail' email _ verurl =
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--     liftIO $ renderSendMail Mail
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--             { mailHeaders =
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--                 [ ("From", "noreply")
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--                 , ("To", email)
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--                 , ("Subject", "Verify your email address")
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--                 ]
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--             , mailPlain = verurl
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--             , mailParts = return Part
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--                 { partType = "text/html; charset=utf-8"
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--                 , partEncoding = None
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--                 , partDisposition = Inline
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--                 , partContent = renderHamlet id [$hamlet|
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-- %p Please confirm your email address by clicking on the link below.
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-- %p
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--     %a!href=$verurl$ $verurl$
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-- %p Thank you
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-- |]
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--                 }
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--             }
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-- | Migrate the app's persistent data and run the given yesod/persistent/wai-ish IO action on it.
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-- withApp :: App -> (Yesod.Application -> IO a) -> IO a
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-- withApp app f = toPersistentApp app >>= toWaiApp >>= f
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withApp :: App -> (Yesod.Application -> IO a) -> IO a
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withApp app f = toWaiApp app >>= f
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-- -- | Obtain a persistent db connection pool to the app, and run any necessary data migrations.
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-- toPersistentApp :: App -> IO App
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-- toPersistentApp app = withConnectionPool $ \p -> do
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--     flip runConnectionPool p $ runMigration $ do
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--         migrate (undefined :: User)
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--         migrate (undefined :: Email)
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--         return ()
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--     return app{appConnPool=Just p}
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----------------------------------------------------------------------
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-- handler utilities, common templates
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----------------------------------------------------------------------
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nulltemplate = [$hamlet||]
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-- | A bundle of useful data passed to templates.
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data TemplateData = TD {
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     here         :: AppRoute -- ^ the current page's route
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    ,title        :: String             -- ^ page's title
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    ,msg          :: Maybe Html         -- ^ transient message
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    ,a            :: String             -- ^ a (acct/desc filter pattern) parameter
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    ,p            :: String             -- ^ p (period expression) parameter
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    ,j            :: Journal            -- ^ the current journal
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    ,today        :: Day                -- ^ the current day
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    }
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mktd = TD {
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      here = IndexR
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     ,title = "hledger"
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     ,msg = Nothing
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     ,a = ""
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     ,p = ""
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     ,j = nulljournal
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     ,today = ModifiedJulianDay 0
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     }
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-- | Gather the data useful for a hledger web request handler, including:
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-- initial command-line options, current a and p query string values, a
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-- journal filter specification based on the above and the current time,
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-- an up-to-date parsed journal, the current route, and the current ui
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-- message if any.
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getHandlerData :: Handler (String, String, [Opt], FilterSpec, Journal, Maybe Html, AppRoute)
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getHandlerData = do
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  Just here <- getCurrentRoute
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  (a, p, opts, fspec) <- getReportParameters
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  (j, err) <- getLatestJournal opts
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  msg <- getMessage' err
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  return (a, p, opts, fspec, j, msg, here)
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    where
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      -- | Get current report parameters for this request.
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      getReportParameters :: Handler (String, String, [Opt], FilterSpec)
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      getReportParameters = do
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          app <- getYesod
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          t <- liftIO $ getCurrentLocalTime
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          a <- fromMaybe "" <$> lookupGetParam "a"
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          p <- fromMaybe "" <$> lookupGetParam "p"
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          let opts = appOpts app ++ [Period p]
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              args = appArgs app ++ words' a
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              fspec = optsToFilterSpec opts args t
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          return (a, p, opts, fspec)
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      -- | Quote-sensitive words, ie don't split on spaces which are inside quotes.
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      words' :: String -> [String]
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      words' = fromparse . parsewith ((quotedPattern <|> pattern) `sepBy` many1 spacenonewline)
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          where
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            pattern = many (noneOf " \n\r\"")
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            quotedPattern = between (oneOf "'\"") (oneOf "'\"") $ many $ noneOf "'\""
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      -- | Update our copy of the journal if the file changed. If there is an
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      -- error while reloading, keep the old one and return the error, and set a
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      -- ui message.
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      getLatestJournal :: [Opt] -> Handler (Journal, Maybe String)
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      getLatestJournal opts = do
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        j <- liftIO $ fromJust `fmap` getValue "hledger" "journal"
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        (jE, changed) <- liftIO $ journalReloadIfChanged opts j
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        if not changed
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         then return (j,Nothing)
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         else case jE of
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                Right j' -> do liftIO $ putValue "hledger" "journal" j'
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                               return (j',Nothing)
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                Left e  -> do setMessage $ string "error while reading" {- ++ ": " ++ e-}
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                              return (j, Just e)
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      -- | Helper to work around a yesod feature (can't set and get a message in the same request.)
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      getMessage' :: Maybe String -> Handler (Maybe Html)
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      getMessage' newmsgstr = do
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        oldmsg <- getMessage
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        return $ maybe oldmsg (Just . string) newmsgstr
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-- | Wrap a template with the standard hledger web ui page layout.
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pageLayout :: TemplateData -> Hamlet AppRoute -> Hamlet AppRoute
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pageLayout td@TD{title=basetitle, msg=msg, p=p, j=j, today=today} content = [$hamlet|
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!!!
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%html
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 %head
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  %title $title'$
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  %meta!http-equiv=Content-Type!content=$metacontent$
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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.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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  ^navbar.td^
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  #messages $m$
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  #content
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   ^content^
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|]
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 where title' = basetitle ++ " - " ++ journaltitle
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       (journaltitle, _) = journalTitleDesc j p today
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       metacontent = "text/html; charset=utf-8"
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       m = fromMaybe (string "") msg
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-- | Global toolbar/heading area.
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navbar :: TemplateData -> Hamlet AppRoute
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navbar TD{p=p,j=j,today=today} = [$hamlet|
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 #navbar
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  %a.topleftlink!href=$hledgerorgurl$
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   hledger
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   <br />
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   $version$
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  %a.toprightlink!href=$manualurl$!target=hledgerhelp manual
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  %h1 $title$
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  \ $
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  %span#journaldesc $desc$
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|]
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  where (title, desc) = journalTitleDesc j p today
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-- | Generate a title and description for the given journal, period
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-- expression, and date.
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journalTitleDesc :: Journal -> String -> Day -> (String, String)
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journalTitleDesc j p today = (title, desc)
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  where
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    title = printf "%s" (takeFileName $ journalFilePath j) :: String
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    desc  = printf "%s" (showspan span) :: String
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    span = either (const $ DateSpan Nothing Nothing) snd (parsePeriodExpr today p)
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    showspan (DateSpan Nothing Nothing) = ""
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    showspan s = " (" ++ dateSpanAsText s ++ ")"
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						|
 | 
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-- | Links to the main views.
 | 
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navlinks :: TemplateData -> Hamlet AppRoute
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navlinks td = [$hamlet|
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						|
 #navlinks
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  ^accountsjournallink^
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  \ | $
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  ^accountsregisterlink^
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  \ | $
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						|
  %a#addformlink!href!onclick="return addformToggle()" add transaction
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						|
  %a#importformlink!href!onclick="return importformToggle()"!style=display:none; import transactions
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  \ | $
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  %a#editformlink!href!onclick="return editformToggle()" edit journal
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|]
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--  \ | $
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 where
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   accountsjournallink  = navlink td "journal" JournalR
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						|
   accountsregisterlink = navlink td "register" RegisterR
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navlink :: TemplateData -> String -> AppRoute -> Hamlet AppRoute
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navlink TD{here=here,a=a,p=p} s dest = [$hamlet|%a#$s$link.$style$!href=@?u@ $s$|]
 | 
						|
 where u = (dest, concat [(if null a then [] else [("a", a)])
 | 
						|
                         ,(if null p then [] else [("p", p)])])
 | 
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       style | dest == here = "navlinkcurrent"
 | 
						|
             | otherwise    = "navlink"
 | 
						|
 | 
						|
-- | Form controlling journal filtering parameters.
 | 
						|
filterform :: TemplateData -> Hamlet AppRoute
 | 
						|
filterform TD{here=here,a=a,p=p} = [$hamlet|
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						|
 #filterformdiv
 | 
						|
  %form#filterform.form!method=GET!style=display:$visible$;
 | 
						|
   %table.form
 | 
						|
    %tr.$filteringperiodclass$
 | 
						|
     %td
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      filter by period:
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      \ $
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     %td
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      %input!name=p!size=60!value=$p$
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      ^phelp^
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      \ $
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						|
     %td!align=right
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      ^stopfilteringperiod^
 | 
						|
    %tr.$filteringclass$
 | 
						|
     %td
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      filter by account/description:
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						|
      \ $
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						|
     %td
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      %input!name=a!size=60!value=$a$
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      ^ahelp^
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						|
      \ $
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      %input!type=submit!value=filter $
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      \ $
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     %td!align=right
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      ^stopfiltering^
 | 
						|
|]
 | 
						|
 where
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						|
  ahelp = helplink "filter-patterns" "?"
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						|
  phelp = helplink "period-expressions" "?"
 | 
						|
  filtering = not $ null a
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						|
  filteringperiod = not $ null p
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						|
  visible = "block"
 | 
						|
  filteringclass = if filtering then "filtering" else ""
 | 
						|
  filteringperiodclass = if filteringperiod then "filtering" else ""
 | 
						|
  stopfiltering = if filtering then [$hamlet|%a#stopfilterlink!href=@?u@ clear filter|] else nulltemplate
 | 
						|
      where u = (here, if filteringperiod then [("p", p)] else [])
 | 
						|
  stopfilteringperiod = if filteringperiod then [$hamlet|%a#stopfilterlink!href=@?u@ clear filter|] else nulltemplate
 | 
						|
      where u = (here, if filtering then [("a", a)] else [])
 | 
						|
 | 
						|
-- | Link to a topic in the manual.
 | 
						|
helplink :: String -> String -> Hamlet AppRoute
 | 
						|
helplink topic label = [$hamlet|%a!href=$u$!target=hledgerhelp $label$|]
 | 
						|
    where u = manualurl ++ if null topic then "" else '#':topic
 | 
						|
 | 
						|
{-
 | 
						|
 | 
						|
-- | Render a runtime template with the provided runtime data as html.
 | 
						|
renderHamletFileRT :: FilePath -> HamletMap AppRoute -> Handler Html
 | 
						|
renderHamletFileRT hfile hmap = do
 | 
						|
  hrt <- readTemplateFile hfile >>= parseHamletRT defaultHamletSettings
 | 
						|
  renderHamletRT hrt hmap urlParamsToString
 | 
						|
 | 
						|
-- | Read a file from the app's templates directory.
 | 
						|
readTemplateFile :: FilePath -> Handler String
 | 
						|
readTemplateFile hfile = do
 | 
						|
  dir <- appDataDir `fmap` getYesod
 | 
						|
  liftIO $ readFile $ dir </> hfile
 | 
						|
 | 
						|
-- what to do if rendering a runtime template fails.
 | 
						|
instance Failure HamletException Handler
 | 
						|
    where failure = error' . show
 | 
						|
 | 
						|
renderHamletAsHtml :: Hamlet AppRoute -> Html
 | 
						|
renderHamletAsHtml h = h urlParamsToString
 | 
						|
 | 
						|
htmlAsHamlet :: Html -> Hamlet AppRoute
 | 
						|
htmlAsHamlet h = [$hamlet|$h$|]
 | 
						|
 | 
						|
urlParamsToString :: AppRoute -> [(String,String)] -> String
 | 
						|
urlParamsToString u [] = show u
 | 
						|
urlParamsToString u ps = show u ++ "?" ++ intercalate "&" [k++"="++v | (k,v) <- ps]
 | 
						|
 | 
						|
-- | Convert a string to a hamlet HDHtml data item.
 | 
						|
hdstring :: String -> HamletData AppRoute
 | 
						|
hdstring = HDHtml . string
 | 
						|
 | 
						|
-- | Convert a simple list of strings to hamlet's complicated HDList type.
 | 
						|
hdstringlist :: [String] -> HamletData AppRoute
 | 
						|
hdstringlist ss = HDList [ [([], hdstring s)] | s <- ss ]
 | 
						|
 | 
						|
-- renderHamletRT' :: Failure HamletException m => HamletMap AppRoute -> HamletRT -> m Html
 | 
						|
-- renderHamletRT' m h = renderHamletRT h m urlParamsToString
 | 
						|
 | 
						|
-- parseHamletRT' :: Failure HamletException m => String -> m HamletRT
 | 
						|
-- parseHamletRT' s = parseHamletRT defaultHamletSettings s
 | 
						|
 | 
						|
-- hamletToHamletRT ::  Failure HamletException m => Hamlet AppRoute -> m HamletRT
 | 
						|
-- hamletToHamletRT h = stringToHamletRT $ show $ unsafeByteString $ renderHamlet show h
 | 
						|
 | 
						|
-}
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
-- handlers/views
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
getFaviconR :: Handler ()
 | 
						|
getFaviconR = sendFile "image/x-icon" $ datadir </> "favicon.ico"
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
getRobotsR :: Handler RepPlain
 | 
						|
getRobotsR = return $ RepPlain $ toContent robots_txt
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
getIndexR :: Handler ()
 | 
						|
getIndexR = redirect RedirectTemporary defaultroute where defaultroute = JournalR
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- getDemoR :: Handler RepHtml
 | 
						|
-- getDemoR = do
 | 
						|
--     -- mu <- maybeAuth
 | 
						|
--     defaultLayout $ do
 | 
						|
--         h2id <- newIdent
 | 
						|
--         setTitle $ string "hledger front page"
 | 
						|
--         addBody $(hamletFile "homepage")
 | 
						|
--         addStyle $(cassiusFile "homepage")
 | 
						|
--         addJavascript $(juliusFile "homepage")
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A combined accounts and journal view.
 | 
						|
getJournalR :: Handler RepHtml
 | 
						|
getJournalR = do
 | 
						|
  (a, p, opts, fspec, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  -- app <- getYesod
 | 
						|
  -- t <- liftIO $ getCurrentLocalTime
 | 
						|
  let -- args = appArgs app
 | 
						|
      -- fspec' = optsToFilterSpec opts args t
 | 
						|
      sidecontent = balanceReportAsHtml opts td $ balanceReport opts fspec j
 | 
						|
      maincontent = journalReportAsHtml opts td $ journalReport opts fspec j
 | 
						|
      td = mktd{here=here, title="hledger journal", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
      editform' = editform td
 | 
						|
  hamletToRepHtml $ pageLayout td [$hamlet|
 | 
						|
 %div#content
 | 
						|
  %div#sidebar
 | 
						|
   ^sidecontent^
 | 
						|
  %div#main.journal
 | 
						|
   ^navlinks.td^
 | 
						|
   ^addform.td^
 | 
						|
   ^editform'^
 | 
						|
   ^importform^
 | 
						|
   %div#transactions
 | 
						|
    ^filterform.td^
 | 
						|
    ^maincontent^
 | 
						|
|]
 | 
						|
 | 
						|
postJournalR :: Handler RepPlain
 | 
						|
postJournalR = postJournalOnlyR
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A combined accounts and register view.
 | 
						|
getRegisterR :: Handler RepHtml
 | 
						|
getRegisterR = do
 | 
						|
  (a, p, opts, fspec, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  -- app <- getYesod
 | 
						|
  -- t <- liftIO $ getCurrentLocalTime
 | 
						|
  let -- args = appArgs app
 | 
						|
      -- opts' = Empty:opts
 | 
						|
      -- fspec' = optsToFilterSpec opts' args t
 | 
						|
      sidecontent = balanceReportAsHtml opts td $ balanceReport opts fspec j
 | 
						|
      maincontent = registerReportAsHtml opts td $ registerReport opts fspec j
 | 
						|
      td = mktd{here=here, title="hledger register", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
      editform' = editform td
 | 
						|
  hamletToRepHtml $ pageLayout td [$hamlet|
 | 
						|
 %div#content
 | 
						|
  %div#sidebar
 | 
						|
   ^sidecontent^
 | 
						|
  %div#main.journal
 | 
						|
   ^navlinks.td^
 | 
						|
   ^addform.td^
 | 
						|
   ^editform'^
 | 
						|
   ^importform^
 | 
						|
   %div#transactions
 | 
						|
    ^filterform.td^
 | 
						|
    ^maincontent^
 | 
						|
|]
 | 
						|
 | 
						|
postRegisterR :: Handler RepPlain
 | 
						|
postRegisterR = postJournalOnlyR
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A simple accounts and balances view like hledger balance.
 | 
						|
getAccountsOnlyR :: Handler RepHtml
 | 
						|
getAccountsOnlyR = do
 | 
						|
  (a, p, opts, fspec, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  let td = mktd{here=here, title="hledger accounts", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
  hamletToRepHtml $ pageLayout td $ balanceReportAsHtml opts td $ balanceReport opts fspec j
 | 
						|
 | 
						|
-- | Render a balance report as HTML.
 | 
						|
balanceReportAsHtml :: [Opt] -> TemplateData -> BalanceReport -> Hamlet AppRoute
 | 
						|
balanceReportAsHtml _ td@TD{here=here,a=a,p=p} (items,total) = [$hamlet|
 | 
						|
^accountsheading^
 | 
						|
%table.balancereport
 | 
						|
 $forall items i
 | 
						|
  ^itemAsHtml' i^
 | 
						|
 %tr.totalrule
 | 
						|
  %td!colspan=2
 | 
						|
 %tr
 | 
						|
  %td
 | 
						|
  %td!align=right $mixedAmountAsHtml.total$
 | 
						|
|]
 | 
						|
 where
 | 
						|
   accountsheading = [$hamlet|
 | 
						|
                      #accountsheading
 | 
						|
                       accounts
 | 
						|
                       \ $
 | 
						|
                       ^showlinks^
 | 
						|
                      |]
 | 
						|
       where
 | 
						|
         filteringaccts = not $ null a
 | 
						|
         showlinks = [$hamlet|%span#showmoreaccounts ^showmore^ ^showall^|]
 | 
						|
         showmore = case (filteringaccts, items) of
 | 
						|
                      -- cunning parent account logic
 | 
						|
                      (True, ((acct, _, _, _):_)) ->
 | 
						|
                          let a' = if isAccountRegex a then a else acct
 | 
						|
                              a'' = accountNameToAccountRegex $ parentAccountName $ accountRegexToAccountName a'
 | 
						|
                              parenturl = (here, [("a",a''), ("p",p)])
 | 
						|
                          in [$hamlet|
 | 
						|
                              \ | $
 | 
						|
                              %a!href=@?parenturl@ show more ↑
 | 
						|
                              |]
 | 
						|
                      _ -> nulltemplate
 | 
						|
         showall = if filteringaccts
 | 
						|
                    then [$hamlet|
 | 
						|
                          \ | $
 | 
						|
                          %a!href=@?allurl@ show all
 | 
						|
                          |]
 | 
						|
                    else nulltemplate
 | 
						|
             where allurl = (here, [("p",p)])
 | 
						|
   itemAsHtml' = itemAsHtml td
 | 
						|
   itemAsHtml :: TemplateData -> BalanceReportItem -> Hamlet AppRoute
 | 
						|
   itemAsHtml TD{p=p} (acct, adisplay, adepth, abal) = [$hamlet|
 | 
						|
     %tr.item
 | 
						|
      %td.account
 | 
						|
       $indent$
 | 
						|
       %a!href=$aurl$ $adisplay$
 | 
						|
      %td.balance!align=right $mixedAmountAsHtml.abal$
 | 
						|
     |] where
 | 
						|
       -- current = if not (null a) && containsRegex a acct then "current" else ""
 | 
						|
       indent = preEscapedString $ concat $ replicate (2 * adepth) " "
 | 
						|
       aurl = printf ".?a=%s%s" (accountNameToAccountRegex acct) p' :: String
 | 
						|
       p' = if null p then "" else printf "&p=%s" p
 | 
						|
 | 
						|
accountNameToAccountRegex :: String -> String
 | 
						|
accountNameToAccountRegex "" = ""
 | 
						|
accountNameToAccountRegex a = printf "^%s(:|$)" a
 | 
						|
 | 
						|
accountRegexToAccountName :: String -> String
 | 
						|
accountRegexToAccountName = gsubRegexPR "^\\^(.*?)\\(:\\|\\$\\)$" "\\1"
 | 
						|
 | 
						|
isAccountRegex  :: String -> Bool
 | 
						|
isAccountRegex s = take 1 s == "^" && (take 5 $ reverse s) == ")$|:("
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A basic journal view, like hledger print, with editing.
 | 
						|
getJournalOnlyR :: Handler RepHtml
 | 
						|
getJournalOnlyR = do
 | 
						|
  (a, p, opts, fspec, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  let td = mktd{here=here, title="hledger journal", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
      editform' = editform td
 | 
						|
      txns = journalReportAsHtml opts td $ journalReport opts fspec j
 | 
						|
  hamletToRepHtml $ pageLayout td [$hamlet|
 | 
						|
%div#journal
 | 
						|
 %div.nav2
 | 
						|
  %a#addformlink!href!onclick="return addformToggle()" add one transaction
 | 
						|
  \ | $
 | 
						|
  %a#editformlink!href!onclick="return editformToggle()" edit the whole journal
 | 
						|
 ^addform.td^
 | 
						|
 ^editform'^
 | 
						|
 #transactions ^txns^
 | 
						|
|]
 | 
						|
 | 
						|
-- | Render a journal report as HTML.
 | 
						|
journalReportAsHtml :: [Opt] -> TemplateData -> JournalReport -> Hamlet AppRoute
 | 
						|
journalReportAsHtml _ td items = [$hamlet|
 | 
						|
%table.journalreport
 | 
						|
 $forall number.items i
 | 
						|
  ^itemAsHtml' i^
 | 
						|
|]
 | 
						|
 where
 | 
						|
   number = zip [1..]
 | 
						|
   itemAsHtml' = itemAsHtml td
 | 
						|
   itemAsHtml :: TemplateData -> (Int, JournalReportItem) -> Hamlet AppRoute
 | 
						|
   itemAsHtml _ (n, t) = [$hamlet|
 | 
						|
     %tr.item.$evenodd$
 | 
						|
      %td.transaction
 | 
						|
       %pre $txn$
 | 
						|
     |] where
 | 
						|
       evenodd = if even n then "even" else "odd"
 | 
						|
       txn = trimnl $ showTransaction t where trimnl = reverse . dropWhile (=='\n') . reverse
 | 
						|
 | 
						|
addform :: TemplateData -> Hamlet AppRoute
 | 
						|
addform td = [$hamlet|
 | 
						|
%script!type=text/javascript
 | 
						|
 $$(document).ready(function() {
 | 
						|
    /* dhtmlxcombo setup */
 | 
						|
    window.dhx_globalImgPath="../static/";
 | 
						|
    var desccombo  = new dhtmlXCombo("description");
 | 
						|
    var acct1combo = new dhtmlXCombo("account1");
 | 
						|
    var acct2combo = new dhtmlXCombo("account2");
 | 
						|
    desccombo.enableFilteringMode(true);
 | 
						|
    acct1combo.enableFilteringMode(true);
 | 
						|
    acct2combo.enableFilteringMode(true);
 | 
						|
    desccombo.setSize(300);
 | 
						|
    acct1combo.setSize(300);
 | 
						|
    acct2combo.setSize(300);
 | 
						|
    /* desccombo.enableOptionAutoHeight(true, 20); */
 | 
						|
    /* desccombo.setOptionHeight(200); */
 | 
						|
 });
 | 
						|
%form#addform!method=POST!style=display:none;
 | 
						|
  %table.form
 | 
						|
   %tr
 | 
						|
    %td!colspan=4
 | 
						|
     %table
 | 
						|
      %tr#descriptionrow
 | 
						|
       %td
 | 
						|
        Date:
 | 
						|
       %td
 | 
						|
        %input.textinput!size=15!name=date!value=$date$
 | 
						|
       %td!style=padding-left:1em;
 | 
						|
        Description:
 | 
						|
       %td
 | 
						|
        %select!id=description!name=description
 | 
						|
         %option
 | 
						|
         $forall descriptions d
 | 
						|
          %option!value=$d$ $d$
 | 
						|
      %tr.helprow
 | 
						|
       %td
 | 
						|
       %td
 | 
						|
        .help $datehelp$ $
 | 
						|
       %td
 | 
						|
       %td
 | 
						|
        .help $deschelp$
 | 
						|
   ^postingsfields.td^
 | 
						|
   %tr#addbuttonrow
 | 
						|
    %td!colspan=4
 | 
						|
     %input!type=hidden!name=action!value=add
 | 
						|
     %input!type=submit!name=submit!value="add transaction"
 | 
						|
     $if manyfiles
 | 
						|
      \ to: ^journalselect.files.j.td^
 | 
						|
|]
 | 
						|
 where
 | 
						|
  -- datehelplink = helplink "dates" "..."
 | 
						|
  datehelp = "eg: 2010/7/20"
 | 
						|
  deschelp = "eg: supermarket (optional)"
 | 
						|
  date = "today"
 | 
						|
  descriptions = sort $ nub $ map tdescription $ jtxns $ j td
 | 
						|
  manyfiles = (length $ files $ j td) > 1
 | 
						|
 | 
						|
postingsfields :: TemplateData -> Hamlet AppRoute
 | 
						|
postingsfields td = [$hamlet|
 | 
						|
 ^p1^
 | 
						|
 ^p2^
 | 
						|
|]
 | 
						|
  where
 | 
						|
    p1 = postingfields td 1
 | 
						|
    p2 = postingfields td 2
 | 
						|
 | 
						|
postingfields :: TemplateData -> Int -> Hamlet AppRoute
 | 
						|
postingfields TD{j=j} n = [$hamlet|
 | 
						|
 %tr#postingrow
 | 
						|
  %td!align=right $acctlabel$:
 | 
						|
  %td
 | 
						|
   %select!id=$acctvar$!name=$acctvar$
 | 
						|
    %option
 | 
						|
    $forall acctnames a
 | 
						|
     %option!value=$a$ $a$
 | 
						|
  ^amtfield^
 | 
						|
 %tr.helprow
 | 
						|
  %td
 | 
						|
  %td
 | 
						|
   .help $accthelp$
 | 
						|
  %td
 | 
						|
  %td
 | 
						|
   .help $amthelp$
 | 
						|
|]
 | 
						|
 where
 | 
						|
  numbered = (++ show n)
 | 
						|
  acctvar = numbered "account"
 | 
						|
  amtvar = numbered "amount"
 | 
						|
  acctnames = sort $ journalAccountNamesUsed j
 | 
						|
  (acctlabel, accthelp, amtfield, amthelp)
 | 
						|
       | n == 1     = ("To account"
 | 
						|
                     ,"eg: expenses:food"
 | 
						|
                     ,[$hamlet|
 | 
						|
                       %td!style=padding-left:1em;
 | 
						|
                        Amount:
 | 
						|
                       %td
 | 
						|
                        %input.textinput!size=15!name=$amtvar$!value=""
 | 
						|
                       |]
 | 
						|
                     ,"eg: $6"
 | 
						|
                     )
 | 
						|
       | otherwise = ("From account"
 | 
						|
                     ,"eg: assets:bank:checking"
 | 
						|
                     ,nulltemplate
 | 
						|
                     ,""
 | 
						|
                     )
 | 
						|
 | 
						|
editform :: TemplateData -> Hamlet AppRoute
 | 
						|
editform TD{j=j} = [$hamlet|
 | 
						|
 %form#editform!method=POST!style=display:none;
 | 
						|
  %table.form#editform
 | 
						|
   $if manyfiles
 | 
						|
    %tr
 | 
						|
     %td!colspan=2
 | 
						|
      Editing ^journalselect.files.j^
 | 
						|
   %tr
 | 
						|
    %td!colspan=2
 | 
						|
     $forall files.j f
 | 
						|
      %textarea!id=$fst.f$_textarea!name=text!rows=25!cols=80!style=display:none;!disabled=disabled
 | 
						|
       $snd.f$
 | 
						|
   %tr#addbuttonrow
 | 
						|
    %td
 | 
						|
     %span.help ^formathelp^
 | 
						|
    %td!align=right
 | 
						|
     %span.help Are you sure ? This will overwrite the journal. $
 | 
						|
     %input!type=hidden!name=action!value=edit
 | 
						|
     %input!type=submit!name=submit!value="save journal"
 | 
						|
     \ or $
 | 
						|
     %a!href!onclick="return editformToggle()" cancel
 | 
						|
|] -- XXX textarea ids are unquoted journal file paths, which is not valid html
 | 
						|
  where
 | 
						|
    manyfiles = (length $ files j) > 1
 | 
						|
    formathelp = helplink "file-format" "file format help"
 | 
						|
 | 
						|
journalselect :: [(FilePath,String)] -> Hamlet AppRoute
 | 
						|
journalselect journalfiles = [$hamlet|
 | 
						|
     %select!id=journalselect!name=journal!onchange="editformJournalSelect()"
 | 
						|
      $forall journalfiles f
 | 
						|
       %option!value=$fst.f$ $fst.f$
 | 
						|
|]
 | 
						|
 | 
						|
importform :: Hamlet AppRoute
 | 
						|
importform = [$hamlet|
 | 
						|
 %form#importform!method=POST!style=display:none;
 | 
						|
  %table.form
 | 
						|
   %tr
 | 
						|
    %td
 | 
						|
     %input!type=file!name=file
 | 
						|
     %input!type=hidden!name=action!value=import
 | 
						|
     %input!type=submit!name=submit!value="import from file"
 | 
						|
     \ or $
 | 
						|
     %a!href!onclick="return importformToggle()" cancel
 | 
						|
|]
 | 
						|
 | 
						|
postJournalOnlyR :: Handler RepPlain
 | 
						|
postJournalOnlyR = do
 | 
						|
  action <- runFormPost' $ maybeStringInput "action"
 | 
						|
  case action of Just "edit"   -> postEditForm
 | 
						|
                 Just "import" -> postImportForm
 | 
						|
                 _             -> postAddForm
 | 
						|
 | 
						|
-- | Handle a journal add form post.
 | 
						|
postAddForm :: Handler RepPlain
 | 
						|
postAddForm = do
 | 
						|
  (_, _, _, _, j, _, _) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  -- get form input values. M means a Maybe value.
 | 
						|
  (dateM, descM, acct1M, amt1M, acct2M, amt2M, journalM) <- runFormPost'
 | 
						|
    $ (,,,,,,)
 | 
						|
    <$> maybeStringInput "date"
 | 
						|
    <*> maybeStringInput "description"
 | 
						|
    <*> maybeStringInput "account1"
 | 
						|
    <*> maybeStringInput "amount1"
 | 
						|
    <*> maybeStringInput "account2"
 | 
						|
    <*> maybeStringInput "amount2"
 | 
						|
    <*> maybeStringInput "journal"
 | 
						|
  -- supply defaults and parse date and amounts, or get errors.
 | 
						|
  let dateE = maybe (Left "date required") (either (\e -> Left $ showDateParseError e) Right . fixSmartDateStrEither today) dateM
 | 
						|
      descE = Right $ fromMaybe "" descM
 | 
						|
      acct1E = maybe (Left "to account required") Right acct1M
 | 
						|
      acct2E = maybe (Left "from account required") Right acct2M
 | 
						|
      amt1E = maybe (Left "amount required") (either (const $ Left "could not parse amount") Right . parseWithCtx nullctx someamount) amt1M
 | 
						|
      amt2E = maybe (Right missingamt)       (either (const $ Left "could not parse amount") Right . parseWithCtx nullctx someamount) amt2M
 | 
						|
      journalE = maybe (Right $ journalFilePath j)
 | 
						|
                       (\f -> if f `elem` journalFilePaths j
 | 
						|
                              then Right f
 | 
						|
                              else Left $ "unrecognised journal file path: " ++ f)
 | 
						|
                       journalM
 | 
						|
      strEs = [dateE, descE, acct1E, acct2E, journalE]
 | 
						|
      amtEs = [amt1E, amt2E]
 | 
						|
      errs = lefts strEs ++ lefts amtEs
 | 
						|
      [date,desc,acct1,acct2,journalpath] = rights strEs
 | 
						|
      [amt1,amt2] = rights amtEs
 | 
						|
      -- if no errors so far, generate a transaction and balance it or get the error.
 | 
						|
      tE | not $ null errs = Left errs
 | 
						|
         | otherwise = either (\e -> Left ["unbalanced postings: " ++ (head $ lines e)]) Right
 | 
						|
                        (balanceTransaction $ nulltransaction {
 | 
						|
                           tdate=parsedate date
 | 
						|
                          ,tdescription=desc
 | 
						|
                          ,tpostings=[
 | 
						|
                            Posting False acct1 amt1 "" RegularPosting [] Nothing
 | 
						|
                           ,Posting False acct2 amt2 "" RegularPosting [] Nothing
 | 
						|
                           ]
 | 
						|
                          })
 | 
						|
  -- display errors or add transaction
 | 
						|
  case tE of
 | 
						|
   Left errs -> do
 | 
						|
    -- save current form values in session
 | 
						|
    setMessage $ string $ intercalate "; " errs
 | 
						|
    redirect RedirectTemporary RegisterR
 | 
						|
 | 
						|
   Right t -> do
 | 
						|
    let t' = txnTieKnot t -- XXX move into balanceTransaction
 | 
						|
    liftIO $ appendToJournalFile journalpath $ showTransaction t'
 | 
						|
    setMessage $ string $ printf "Added transaction:\n%s" (show t')
 | 
						|
    redirect RedirectTemporary RegisterR
 | 
						|
 | 
						|
-- | Handle a journal edit form post.
 | 
						|
postEditForm :: Handler RepPlain
 | 
						|
postEditForm = do
 | 
						|
  (_, _, _, _, j, _, _) <- getHandlerData
 | 
						|
  -- get form input values, or validation errors.
 | 
						|
  -- getRequest >>= liftIO (reqRequestBody req) >>= mtrace
 | 
						|
  (textM, journalM) <- runFormPost'
 | 
						|
    $ (,)
 | 
						|
    <$> maybeStringInput "text"
 | 
						|
    <*> maybeStringInput "journal"
 | 
						|
  let textE = maybe (Left "No value provided") Right textM
 | 
						|
      journalE = maybe (Right $ journalFilePath j)
 | 
						|
                       (\f -> if f `elem` journalFilePaths j
 | 
						|
                              then Right f
 | 
						|
                              else Left "unrecognised journal file path")
 | 
						|
                       journalM
 | 
						|
      strEs = [textE, journalE]
 | 
						|
      errs = lefts strEs
 | 
						|
      [text,journalpath] = rights strEs
 | 
						|
  -- display errors or perform edit
 | 
						|
  if not $ null errs
 | 
						|
   then do
 | 
						|
    setMessage $ string $ intercalate "; " errs
 | 
						|
    redirect RedirectTemporary JournalR
 | 
						|
 | 
						|
   else do
 | 
						|
    -- try to avoid unnecessary backups or saving invalid data
 | 
						|
    filechanged' <- liftIO $ journalSpecifiedFileIsNewer j journalpath
 | 
						|
    told <- liftIO $ readFileStrictly journalpath
 | 
						|
    let tnew = filter (/= '\r') text
 | 
						|
        changed = tnew /= told || filechanged'
 | 
						|
    if not changed
 | 
						|
     then do
 | 
						|
       setMessage $ string $ "No change"
 | 
						|
       redirect RedirectTemporary JournalR
 | 
						|
     else do
 | 
						|
      jE <- liftIO $ journalFromPathAndString Nothing journalpath tnew
 | 
						|
      either
 | 
						|
       (\e -> do
 | 
						|
          setMessage $ string e
 | 
						|
          redirect RedirectTemporary JournalR)
 | 
						|
       (const $ do
 | 
						|
          liftIO $ writeFileWithBackup journalpath tnew
 | 
						|
          setMessage $ string $ printf "Saved journal %s\n" (show journalpath)
 | 
						|
          redirect RedirectTemporary JournalR)
 | 
						|
       jE
 | 
						|
 | 
						|
-- | Handle an import page post.
 | 
						|
postImportForm :: Handler RepPlain
 | 
						|
postImportForm = do
 | 
						|
  setMessage $ string $ "can't handle file upload yet"
 | 
						|
  redirect RedirectTemporary JournalR
 | 
						|
  -- -- get form input values, or basic validation errors. E means an Either value.
 | 
						|
  -- fileM <- runFormPost' $ maybeFileInput "file"
 | 
						|
  -- let fileE = maybe (Left "No file provided") Right fileM
 | 
						|
  -- -- display errors or import transactions
 | 
						|
  -- case fileE of
 | 
						|
  --  Left errs -> do
 | 
						|
  --   setMessage $ string errs
 | 
						|
  --   redirect RedirectTemporary JournalR
 | 
						|
 | 
						|
  --  Right s -> do
 | 
						|
  --    setMessage $ string $ s
 | 
						|
  --    redirect RedirectTemporary JournalR
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A simple postings view like hledger register.
 | 
						|
getRegisterOnlyR :: Handler RepHtml
 | 
						|
getRegisterOnlyR = do
 | 
						|
  (a, p, opts, fspec, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  let td = mktd{here=here, title="hledger register", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
  hamletToRepHtml $ pageLayout td $ registerReportAsHtml opts td $ registerReport opts fspec j
 | 
						|
 | 
						|
-- | Render a register report as HTML.
 | 
						|
registerReportAsHtml :: [Opt] -> TemplateData -> RegisterReport -> Hamlet AppRoute
 | 
						|
registerReportAsHtml _ td items = [$hamlet|
 | 
						|
%table.registerreport
 | 
						|
 %tr.headings
 | 
						|
  ^headings^
 | 
						|
 $forall number.items i
 | 
						|
  ^itemAsHtml' i^
 | 
						|
|]
 | 
						|
 where
 | 
						|
   number = zip [1..]
 | 
						|
   headings = [$hamlet|
 | 
						|
               %th.date!align=left Date
 | 
						|
               %th.description!align=left Description
 | 
						|
               %th.account!align=left Account
 | 
						|
               %th.amount!align=right Amount
 | 
						|
               %th.balance!align=right Balance
 | 
						|
               |]
 | 
						|
   itemAsHtml' = itemAsHtml td
 | 
						|
   itemAsHtml :: TemplateData -> (Int, RegisterReportItem) -> Hamlet AppRoute
 | 
						|
   itemAsHtml TD{p=p} (n, (ds, posting, b)) = [$hamlet|
 | 
						|
     %tr.item.$evenodd$.$firstposting$
 | 
						|
      %td.date $date$
 | 
						|
      %td.description $desc$
 | 
						|
      %td.account
 | 
						|
       %a!href=$aurl$ $acct$
 | 
						|
      %td.amount!align=right $mixedAmountAsHtml.pamount.posting$
 | 
						|
      %td.balance!align=right $mixedAmountAsHtml.b$
 | 
						|
     |] where
 | 
						|
       evenodd = if even n then "even" else "odd"
 | 
						|
       (firstposting, date, desc) = case ds of Just (da, de) -> ("firstposting", show da, de)
 | 
						|
                                               Nothing -> ("", "", "")
 | 
						|
       acct = paccount posting
 | 
						|
       aurl = printf ".?a=%s%s" (accountNameToAccountRegex acct) p' :: String
 | 
						|
       p' = if null p then "" else printf "&p=%s" p
 | 
						|
 | 
						|
mixedAmountAsHtml b = preEscapedString $ addclass $ intercalate "<br>" $ lines $ show b
 | 
						|
    where addclass = printf "<span class=\"%s\">%s</span>" c
 | 
						|
          c = case isNegativeMixedAmount b of Just True -> "negative amount"
 | 
						|
                                              _         -> "positive amount"
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
 | 
						|
-- | A standalone journal edit form page.
 | 
						|
-- getEditR :: Handler RepHtml
 | 
						|
-- getEditR = do
 | 
						|
--   (a, p, _, _, _, msg, here) <- getHandlerData
 | 
						|
--   today <- liftIO getCurrentDay
 | 
						|
--   -- reload journal's text without parsing, if changed     -- XXX are we doing this right ?
 | 
						|
--   j <- liftIO $ fromJust `fmap` getValue "hledger" "journal"
 | 
						|
--   changed <- liftIO $ journalFileIsNewer j
 | 
						|
--   s <- liftIO $ if changed then readFile (filepath j) else return (jtext j) -- XXX readFile may throw an error
 | 
						|
--   let td = mktd{here=here, title="hledger journal edit", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
--   hamletToRepHtml $ pageLayout td $ editform td s
 | 
						|
 | 
						|
----------------------------------------------------------------------
 | 
						|
{-
 | 
						|
-- | An add form with template files reloaded at runtime.
 | 
						|
getAddformRTR :: Handler RepHtml
 | 
						|
getAddformRTR = do
 | 
						|
  (a, p, _, _, j, msg, here) <- getHandlerData
 | 
						|
  today <- liftIO getCurrentDay
 | 
						|
  let td = mktd{here=here, title="hledger add transaction", msg=msg, a=a, p=p, j=j, today=today}
 | 
						|
      descriptions = sort $ nub $ map tdescription $ jtxns j
 | 
						|
      acctnames = sort $ journalAccountNamesUsed j
 | 
						|
      postingData n = [
 | 
						|
                       (["acctlabel"], hdstring acctlabel)
 | 
						|
                      ,(["acctvar"],   hdstring acctvar)
 | 
						|
                      ,(["acctnames"], hdstringlist acctnames)
 | 
						|
                      ,(["amtfield"],  HDHtml $ renderHamletAsHtml amtfield)
 | 
						|
                      ,(["accthelp"],  hdstring accthelp)
 | 
						|
                      ,(["amthelp"],   hdstring amthelp)
 | 
						|
                      ] :: HamletMap AppRoute
 | 
						|
          where
 | 
						|
            numbered = (++ show n)
 | 
						|
            acctvar = numbered "account"
 | 
						|
            amtvar = numbered "amount"
 | 
						|
            (acctlabel, accthelp, amtfield, amthelp)
 | 
						|
                | n == 1     = ("To account"
 | 
						|
                              ,"eg: expenses:food"
 | 
						|
                              ,[$hamlet|
 | 
						|
                                %td!style=padding-left:1em;
 | 
						|
                                 Amount:
 | 
						|
                                %td
 | 
						|
                                 %input.textinput!size=15!name=$amtvar$!value=""
 | 
						|
                                |]
 | 
						|
                              ,"eg: $6"
 | 
						|
                              )
 | 
						|
                | otherwise = ("From account"
 | 
						|
                              ,"eg: assets:bank:checking"
 | 
						|
                              ,nulltemplate
 | 
						|
                              ,""
 | 
						|
                              )
 | 
						|
  pfields1 <- renderHamletFileRT "addformpostingfields.hamlet" (postingData 1)
 | 
						|
  pfields2 <- renderHamletFileRT "addformpostingfields.hamlet" (postingData 2)
 | 
						|
  addform  <- renderHamletFileRT "addform.hamlet" ([
 | 
						|
                                                 (["date"], hdstring "today")
 | 
						|
                                                ,(["desc"], hdstring "")
 | 
						|
                                                ,(["descriptions"], hdstringlist descriptions)
 | 
						|
                                                ,(["datehelp"], hdstring "eg: 2010/7/20")
 | 
						|
                                                ,(["deschelp"], hdstring "eg: supermarket (optional)")
 | 
						|
                                                ,(["postingfields1"], HDHtml pfields1)
 | 
						|
                                                ,(["postingfields2"], HDHtml pfields2)
 | 
						|
                                                ,(["manyfiles"], HDBool $ (length $ files $ j) > 1)
 | 
						|
--                                                ,(["files"], ... $ files $ j)
 | 
						|
                                                ] :: HamletMap AppRoute)
 | 
						|
  hamletToRepHtml $ pageLayout td $ htmlAsHamlet addform
 | 
						|
-} |