hledger/hledger-web/Handler/Common.hs
2016-10-26 10:14:45 -07:00

245 lines
8.9 KiB
Haskell

{-# LANGUAGE CPP, OverloadedStrings, QuasiQuotes, RecordWildCards #-}
-- | Common page components and rendering helpers.
-- For global page layout, see Application.hs.
module Handler.Common where
import Import
-- import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Calendar
import System.FilePath (takeFileName)
#if BLAZE_HTML_0_4
import Text.Blaze (preEscapedString)
#else
import Text.Blaze.Internal (preEscapedString)
#endif
import Text.Printf
import Hledger.Utils
import Hledger.Data
import Hledger.Query
import Hledger.Reports
import Hledger.Cli.CliOptions
import Hledger.Web.WebOptions
-------------------------------------------------------------------------------
-- Common page layout
-- | Standard hledger-web page layout.
hledgerLayout :: ViewData -> String -> HtmlUrl AppRoute -> HandlerT App IO Html
hledgerLayout vd title content = do
defaultLayout $ do
setTitle $ toHtml $ title ++ " - hledger-web"
toWidget [hamlet|
^{topbar vd}
^{sidebar vd}
<div #main-content .col-xs-12 .#{showmd} .#{showsm}>
^{searchform vd}
^{content}
|]
where
showmd = if showsidebar vd then "col-md-8" else "col-md-12" :: String
showsm = if showsidebar vd then "col-sm-8" else "col-sm-12" :: String
-- | Global toolbar/heading area.
topbar :: ViewData -> HtmlUrl AppRoute
topbar VD{..} = [hamlet|
<div#spacer .#{showsm} .#{showmd} .col-xs-2>
<h1>
<button .visible-xs .btn .btn-default type="button" data-toggle="offcanvas">
<span .glyphicon .glyphicon-align-left .tgl-icon>
<div#topbar .col-md-8 .col-sm-8 .col-xs-10>
<h1>#{title}
|]
where
title = takeFileName $ journalFilePath j
showmd = if showsidebar then "col-md-4" else "col-any-0" :: String
showsm = if showsidebar then "col-sm-4" else "" :: String
-- | The sidebar used on most views.
sidebar :: ViewData -> HtmlUrl AppRoute
sidebar vd@VD{..} =
[hamlet|
<div #sidebar-menu .#{showmd} .#{showsm} .sidebar-offcanvas>
<table .main-menu .table>
<tr .#{journalcurrent}>
<td .top .acct>
<a href=@{JournalR} .#{journalcurrent} title="Show general journal entries, most recent first">Journal
<td .top>
^{accounts}
|]
where
journalcurrent = if here == JournalR then "inacct" else "" :: String
accounts = balanceReportAsHtml opts vd $ balanceReport (reportopts_ $ cliopts_ opts){empty_=True} am j
showmd = if showsidebar then "col-md-4" else "col-any-0" :: String
showsm = if showsidebar then "col-sm-4" else "" :: String
-- -- | Navigation link, preserving parameters and possibly highlighted.
-- navlink :: ViewData -> String -> AppRoute -> String -> HtmlUrl AppRoute
-- navlink VD{..} s dest title = [hamlet|
-- <a##{s}link.#{style} href=@?{u'} title="#{title}">#{s}
-- |]
-- where u' = (dest, if null q then [] else [("q", pack q)])
-- style | dest == here = "navlinkcurrent"
-- | otherwise = "navlink" :: Text
-- -- | Links to the various journal editing forms.
-- editlinks :: HtmlUrl AppRoute
-- editlinks = [hamlet|
-- <a#editformlink href="#" onclick="return editformToggle(event)" title="Toggle journal edit form">edit
-- \ | #
-- <a#addformlink href="#" onclick="return addformToggle(event)" title="Toggle transaction add form">add
-- <a#importformlink href="#" onclick="return importformToggle(event)" style="display:none;">import transactions
-- |]
-- | Search form for entering custom queries to filter journal data.
searchform :: ViewData -> HtmlUrl AppRoute
searchform VD{..} = [hamlet|
<div#searchformdiv .row>
<form#searchform .form-inline method=GET>
<div .form-group .col-md-12 .col-sm-12 .col-xs-12>
<div #searchbar .input-group>
<input .form-control name=q value=#{q} title="Enter hledger search patterns to filter the data below" placeholder="Search">
<div .input-group-btn>
$if filtering
<a href=@{here} .btn .btn-default title="Clear search terms">
<span .glyphicon .glyphicon-remove-circle>
<button .btn .btn-default type=submit title="Apply search terms">
<span .glyphicon .glyphicon-search>
<button .btn .btn-default type=button data-toggle="modal" data-target="#helpmodal" title="Show search and general help">?
|]
where
filtering = not $ null q
-- -- | Edit journal form.
-- editform :: ViewData -> HtmlUrl AppRoute
-- editform VD{..} = [hamlet|
-- <form#editform method=POST style=display:none;>
-- <h2#contenttitle>#{title}>
-- <table.form>
-- $if manyfiles
-- <tr>
-- <td colspan=2>
-- Editing ^{journalselect $ files j}
-- <tr>
-- <td colspan=2>
-- <!-- XXX textarea ids are unquoted journal file paths here, not valid html -->
-- $forall f <- files j
-- <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>
-- <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(event)">cancel
-- |]
-- where
-- title = "Edit journal" :: String
-- manyfiles = length (files j) > 1
-- formathelp = helplink "file-format" "file format help"
-- -- | Import journal form.
-- importform :: HtmlUrl 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(event)">cancel
-- |]
-- | Link to a topic in the manual.
helplink :: String -> String -> HtmlUrl AppRoute
helplink topic label = [hamlet|
<a href=#{u} target=hledgerhelp>#{label}
|]
where u = manualurl ++ if null topic then "" else '#':topic
nulltemplate :: HtmlUrl AppRoute
nulltemplate = [hamlet||]
----------------------------------------------------------------------
-- hledger report renderers
-- | Render a "BalanceReport" as html.
balanceReportAsHtml :: WebOpts -> ViewData -> BalanceReport -> HtmlUrl AppRoute
balanceReportAsHtml _ vd@VD{..} (items',total) =
[hamlet|
$forall i <- items
^{itemAsHtml vd i}
<tr .total>
<td>
<td>
#{mixedAmountAsHtml total}
|]
where
l = ledgerFromJournal Any j
inacctmatcher = inAccountQuery qopts
items = items' -- maybe items' (\m -> filter (matchesAccount m . \(a,_,_,_)->a) items') showacctmatcher
itemAsHtml :: ViewData -> BalanceReportItem -> HtmlUrl AppRoute
itemAsHtml _ (acct, adisplay, aindent, abal) = [hamlet|
<tr .#{inacctclass}>
<td .acct>
<div .ff-wrapper>
\#{indent}
<a href="@?{acctquery}" .#{inacctclass} title="Show transactions affecting this account and subaccounts">#{adisplay}
$if hassubs
<a href="@?{acctonlyquery}" .only .hidden-sm .hidden-xs title="Show transactions affecting this account but not subaccounts">only
<td>
#{mixedAmountAsHtml abal}
|]
where
hassubs = not $ maybe False (null.asubs) $ ledgerAccount l acct
inacctclass = case inacctmatcher of
Just m' -> if m' `matchesAccount` acct then "inacct" else ""
Nothing -> "" :: String
indent = preEscapedString $ concat $ replicate (2 * (1+aindent)) "&nbsp;"
acctquery = (RegisterR, [("q", T.pack $ accountQuery acct)])
acctonlyquery = (RegisterR, [("q", T.pack $ accountOnlyQuery acct)])
accountQuery :: AccountName -> String
accountQuery a = "inacct:" ++ T.unpack (quoteIfSpaced a) -- (accountNameToAccountRegex a)
accountOnlyQuery :: AccountName -> String
accountOnlyQuery a = "inacctonly:" ++ T.unpack (quoteIfSpaced a ) -- (accountNameToAccountRegex a)
accountUrl :: AppRoute -> AccountName -> (AppRoute, [(Text, Text)])
accountUrl r a = (r, [("q", T.pack $ accountQuery a)])
-- stringIfLongerThan :: Int -> String -> String
-- stringIfLongerThan n s = if length s > n then s else ""
numberTransactionsReportItems :: [TransactionsReportItem] -> [(Int,Bool,Bool,Bool,TransactionsReportItem)]
numberTransactionsReportItems [] = []
numberTransactionsReportItems items = number 0 nulldate items
where
number :: Int -> Day -> [TransactionsReportItem] -> [(Int,Bool,Bool,Bool,TransactionsReportItem)]
number _ _ [] = []
number n prevd (i@(Transaction{tdate=d},_,_,_,_,_):rest) = (n+1,newday,newmonth,newyear,i): number (n+1) d rest
where
newday = d/=prevd
newmonth = dm/=prevdm || dy/=prevdy
newyear = dy/=prevdy
(dy,dm,_) = toGregorian d
(prevdy,prevdm,_) = toGregorian prevd
mixedAmountAsHtml :: MixedAmount -> Html
mixedAmountAsHtml b = preEscapedString $ unlines $ map addclass $ lines $ showMixedAmountWithoutPrice b
where addclass = printf "<span class=\"%s\">%s</span><br/>" (c :: String)
c = case isNegativeMixedAmount b of Just True -> "negative amount"
_ -> "positive amount"