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1034 lines
44 KiB
Haskell
1034 lines
44 KiB
Haskell
{-# LANGUAGE Rank2Types #-}
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{-# LANGUAGE StandaloneDeriving, OverloadedStrings #-}
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{-|
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A 'Journal' is a set of transactions, plus optional related data. This is
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hledger's primary data object. It is usually parsed from a journal file or
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other data format (see "Hledger.Read").
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-}
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module Hledger.Data.Journal (
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-- * Parsing helpers
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addMarketPrice,
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addModifierTransaction,
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addPeriodicTransaction,
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addTransaction,
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journalApplyAliases,
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journalBalanceTransactions,
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journalApplyCommodityStyles,
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commodityStylesFromAmounts,
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journalConvertAmountsToCost,
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journalFinalise,
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-- * Filtering
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filterJournalTransactions,
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filterJournalPostings,
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filterJournalAmounts,
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filterTransactionAmounts,
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filterTransactionPostings,
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filterPostingAmount,
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-- * Querying
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journalAccountNames,
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journalAccountNamesUsed,
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-- journalAmountAndPriceCommodities,
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journalAmounts,
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overJournalAmounts,
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traverseJournalAmounts,
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-- journalCanonicalCommodities,
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journalDateSpan,
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journalDescriptions,
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journalFilePath,
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journalFilePaths,
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journalTransactionAt,
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journalNextTransaction,
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journalPrevTransaction,
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journalPostings,
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-- * Standard account types
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journalBalanceSheetAccountQuery,
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journalProfitAndLossAccountQuery,
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journalIncomeAccountQuery,
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journalExpenseAccountQuery,
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journalAssetAccountQuery,
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journalLiabilityAccountQuery,
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journalEquityAccountQuery,
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journalCashAccountQuery,
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-- * Misc
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canonicalStyleFrom,
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matchpats,
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nulljournal,
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journalCheckBalanceAssertions,
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journalNumberAndTieTransactions,
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journalUntieTransactions,
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-- * Tests
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samplejournal,
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tests_Hledger_Data_Journal,
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)
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where
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import Control.Applicative (Const(..))
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import Control.Arrow
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import Control.Monad
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import Control.Monad.Except
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import qualified Control.Monad.Reader as R
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import Control.Monad.ST
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import Data.Array.ST
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import Data.Functor.Identity (Identity(..))
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import qualified Data.HashTable.ST.Cuckoo as HT
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import Data.List
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-- import Data.Map (findWithDefault)
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import Data.Maybe
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import Data.Monoid
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import Data.Ord
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import Data.Text (Text)
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import qualified Data.Text as T
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import Safe (headMay, headDef)
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import Data.Time.Calendar
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import Data.Tree
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import System.Time (ClockTime(TOD))
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import Test.HUnit
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import Text.Printf
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import qualified Data.Map as M
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import Hledger.Utils
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import Hledger.Data.Types
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import Hledger.Data.AccountName
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import Hledger.Data.Amount
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-- import Hledger.Data.Commodity
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import Hledger.Data.Dates
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import Hledger.Data.Transaction
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import Hledger.Data.Posting
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import Hledger.Query
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-- try to make Journal ppShow-compatible
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-- instance Show ClockTime where
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-- show t = "<ClockTime>"
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-- deriving instance Show Journal
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instance Show Journal where
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show j
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| debugLevel < 3 = printf "Journal %s with %d transactions, %d accounts"
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(journalFilePath j)
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(length (jtxns j) +
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length (jmodifiertxns j) +
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length (jperiodictxns j))
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(length accounts)
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| debugLevel < 6 = printf "Journal %s with %d transactions, %d accounts: %s"
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(journalFilePath j)
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(length (jtxns j) +
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length (jmodifiertxns j) +
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length (jperiodictxns j))
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(length accounts)
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(show accounts)
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| otherwise = printf "Journal %s with %d transactions, %d accounts: %s, commodity styles: %s"
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(journalFilePath j)
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(length (jtxns j) +
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length (jmodifiertxns j) +
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length (jperiodictxns j))
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(length accounts)
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(show accounts)
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(show $ jinferredcommodities j)
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-- ++ (show $ journalTransactions l)
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where accounts = filter (/= "root") $ flatten $ journalAccountNameTree j
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-- showJournalDebug j = unlines [
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-- show j
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-- ,show (jtxns j)
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-- ,show (jmodifiertxns j)
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-- ,show (jperiodictxns j)
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-- ,show $ jparsetimeclockentries j
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-- ,show $ jmarketprices j
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-- ,show $ jfinalcommentlines j
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-- ,show $ jparsestate j
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-- ,show $ map fst $ jfiles j
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-- ]
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-- The monoid instance for Journal is useful for two situations.
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--
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-- 1. concatenating finalised journals, eg with multiple -f options:
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-- FIRST <> SECOND. The second's list fields are appended to the
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-- first's, map fields are combined, transaction counts are summed,
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-- the parse state of the second is kept.
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--
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-- 2. merging a child parsed journal, eg with the include directive:
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-- CHILD <> PARENT. A parsed journal's data is in reverse order, so
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-- this gives what we want.
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--
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instance Monoid Journal where
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mempty = nulljournal
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mappend j1 j2 = Journal {
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jparsedefaultyear = jparsedefaultyear j2
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,jparsedefaultcommodity = jparsedefaultcommodity j2
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,jparseparentaccounts = jparseparentaccounts j2
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,jparsealiases = jparsealiases j2
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-- ,jparsetransactioncount = jparsetransactioncount j1 + jparsetransactioncount j2
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,jparsetimeclockentries = jparsetimeclockentries j1 <> jparsetimeclockentries j2
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,jaccounts = jaccounts j1 <> jaccounts j2
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,jcommodities = jcommodities j1 <> jcommodities j2
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,jinferredcommodities = jinferredcommodities j1 <> jinferredcommodities j2
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,jmarketprices = jmarketprices j1 <> jmarketprices j2
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,jmodifiertxns = jmodifiertxns j1 <> jmodifiertxns j2
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,jperiodictxns = jperiodictxns j1 <> jperiodictxns j2
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,jtxns = jtxns j1 <> jtxns j2
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,jfinalcommentlines = jfinalcommentlines j2
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,jfiles = jfiles j1 <> jfiles j2
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,jlastreadtime = max (jlastreadtime j1) (jlastreadtime j2)
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}
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nulljournal :: Journal
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nulljournal = Journal {
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jparsedefaultyear = Nothing
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,jparsedefaultcommodity = Nothing
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,jparseparentaccounts = []
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,jparsealiases = []
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-- ,jparsetransactioncount = 0
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,jparsetimeclockentries = []
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,jaccounts = []
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,jcommodities = M.fromList []
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,jinferredcommodities = M.fromList []
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,jmarketprices = []
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,jmodifiertxns = []
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,jperiodictxns = []
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,jtxns = []
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,jfinalcommentlines = ""
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,jfiles = []
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,jlastreadtime = TOD 0 0
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}
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journalFilePath :: Journal -> FilePath
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journalFilePath = fst . mainfile
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journalFilePaths :: Journal -> [FilePath]
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journalFilePaths = map fst . jfiles
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mainfile :: Journal -> (FilePath, Text)
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mainfile = headDef ("", "") . jfiles
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addTransaction :: Transaction -> Journal -> Journal
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addTransaction t j = j { jtxns = t : jtxns j }
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addModifierTransaction :: ModifierTransaction -> Journal -> Journal
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addModifierTransaction mt j = j { jmodifiertxns = mt : jmodifiertxns j }
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addPeriodicTransaction :: PeriodicTransaction -> Journal -> Journal
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addPeriodicTransaction pt j = j { jperiodictxns = pt : jperiodictxns j }
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addMarketPrice :: MarketPrice -> Journal -> Journal
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addMarketPrice h j = j { jmarketprices = h : jmarketprices j }
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-- | Get the transaction with this index (its 1-based position in the input stream), if any.
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journalTransactionAt :: Journal -> Integer -> Maybe Transaction
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journalTransactionAt Journal{jtxns=ts} i =
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-- it's probably ts !! (i+1), but we won't assume
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headMay [t | t <- ts, tindex t == i]
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-- | Get the transaction that appeared immediately after this one in the input stream, if any.
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journalNextTransaction :: Journal -> Transaction -> Maybe Transaction
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journalNextTransaction j t = journalTransactionAt j (tindex t + 1)
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-- | Get the transaction that appeared immediately before this one in the input stream, if any.
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journalPrevTransaction :: Journal -> Transaction -> Maybe Transaction
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journalPrevTransaction j t = journalTransactionAt j (tindex t - 1)
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-- | Unique transaction descriptions used in this journal.
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journalDescriptions :: Journal -> [Text]
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journalDescriptions = nub . sort . map tdescription . jtxns
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-- | All postings from this journal's transactions, in order.
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journalPostings :: Journal -> [Posting]
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journalPostings = concatMap tpostings . jtxns
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-- | Unique account names posted to in this journal.
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journalAccountNamesUsed :: Journal -> [AccountName]
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journalAccountNamesUsed = sort . accountNamesFromPostings . journalPostings
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-- | Unique account names in this journal, including parent accounts containing no postings.
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journalAccountNames :: Journal -> [AccountName]
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journalAccountNames = sort . expandAccountNames . journalAccountNamesUsed
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journalAccountNameTree :: Journal -> Tree AccountName
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journalAccountNameTree = accountNameTreeFrom . journalAccountNames
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-- standard account types
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-- | A query for Profit & Loss accounts in this journal.
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-- Cf <http://en.wikipedia.org/wiki/Chart_of_accounts#Profit_.26_Loss_accounts>.
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journalProfitAndLossAccountQuery :: Journal -> Query
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journalProfitAndLossAccountQuery j = Or [journalIncomeAccountQuery j
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,journalExpenseAccountQuery j
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]
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-- | A query for Income (Revenue) accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^(income|revenue)s?(:|$)@.
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journalIncomeAccountQuery :: Journal -> Query
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journalIncomeAccountQuery _ = Acct "^(income|revenue)s?(:|$)"
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-- | A query for Expense accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^expenses?(:|$)@.
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journalExpenseAccountQuery :: Journal -> Query
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journalExpenseAccountQuery _ = Acct "^expenses?(:|$)"
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-- | A query for Asset, Liability & Equity accounts in this journal.
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-- Cf <http://en.wikipedia.org/wiki/Chart_of_accounts#Balance_Sheet_Accounts>.
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journalBalanceSheetAccountQuery :: Journal -> Query
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journalBalanceSheetAccountQuery j = Or [journalAssetAccountQuery j
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,journalLiabilityAccountQuery j
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,journalEquityAccountQuery j
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]
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-- | A query for Asset accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^assets?(:|$)@.
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journalAssetAccountQuery :: Journal -> Query
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journalAssetAccountQuery _ = Acct "^assets?(:|$)"
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-- | A query for Liability accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^(debts?|liabilit(y|ies))(:|$)@.
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journalLiabilityAccountQuery :: Journal -> Query
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journalLiabilityAccountQuery _ = Acct "^(debts?|liabilit(y|ies))(:|$)"
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-- | A query for Equity accounts in this journal.
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-- This is currently hard-coded to the case-insensitive regex @^equity(:|$)@.
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journalEquityAccountQuery :: Journal -> Query
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journalEquityAccountQuery _ = Acct "^equity(:|$)"
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-- | A query for Cash (-equivalent) accounts in this journal (ie,
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-- accounts which appear on the cashflow statement.) This is currently
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-- hard-coded to be all the Asset accounts except for those containing the
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-- case-insensitive regex @(receivable|A/R)@.
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journalCashAccountQuery :: Journal -> Query
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journalCashAccountQuery j = And [journalAssetAccountQuery j, Not $ Acct "(receivable|A/R)"]
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-- Various kinds of filtering on journals. We do it differently depending
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-- on the command.
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-------------------------------------------------------------------------------
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-- filtering V2
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-- | Keep only transactions matching the query expression.
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filterJournalTransactions :: Query -> Journal -> Journal
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filterJournalTransactions q j@Journal{jtxns=ts} = j{jtxns=filter (q `matchesTransaction`) ts}
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-- | Keep only postings matching the query expression.
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-- This can leave unbalanced transactions.
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filterJournalPostings :: Query -> Journal -> Journal
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filterJournalPostings q j@Journal{jtxns=ts} = j{jtxns=map (filterTransactionPostings q) ts}
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-- | Within each posting's amount, keep only the parts matching the query.
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-- This can leave unbalanced transactions.
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filterJournalAmounts :: Query -> Journal -> Journal
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filterJournalAmounts q j@Journal{jtxns=ts} = j{jtxns=map (filterTransactionAmounts q) ts}
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-- | Filter out all parts of this transaction's amounts which do not match the query.
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-- This can leave the transaction unbalanced.
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filterTransactionAmounts :: Query -> Transaction -> Transaction
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filterTransactionAmounts q t@Transaction{tpostings=ps} = t{tpostings=map (filterPostingAmount q) ps}
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-- | Filter out all parts of this posting's amount which do not match the query.
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filterPostingAmount :: Query -> Posting -> Posting
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filterPostingAmount q p@Posting{pamount=Mixed as} = p{pamount=Mixed $ filter (q `matchesAmount`) as}
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filterTransactionPostings :: Query -> Transaction -> Transaction
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filterTransactionPostings q t@Transaction{tpostings=ps} = t{tpostings=filter (q `matchesPosting`) ps}
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{-
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-------------------------------------------------------------------------------
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-- filtering V1
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-- | Keep only transactions we are interested in, as described by the
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-- filter specification.
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filterJournalTransactions :: FilterSpec -> Journal -> Journal
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filterJournalTransactions FilterSpec{datespan=datespan
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,cleared=cleared
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-- ,real=real
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-- ,empty=empty
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,acctpats=apats
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,descpats=dpats
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,depth=depth
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,fMetadata=md
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} =
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filterJournalTransactionsByStatus cleared .
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filterJournalPostingsByDepth depth .
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filterJournalTransactionsByAccount apats .
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filterJournalTransactionsByMetadata md .
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filterJournalTransactionsByDescription dpats .
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filterJournalTransactionsByDate datespan
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-- | Keep only postings we are interested in, as described by the filter
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-- specification. This can leave unbalanced transactions.
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filterJournalPostings :: FilterSpec -> Journal -> Journal
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filterJournalPostings FilterSpec{datespan=datespan
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,cleared=cleared
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,real=real
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,empty=empty
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,acctpats=apats
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,descpats=dpats
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,depth=depth
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,fMetadata=md
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} =
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filterJournalPostingsByRealness real .
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filterJournalPostingsByStatus cleared .
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filterJournalPostingsByEmpty empty .
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filterJournalPostingsByDepth depth .
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filterJournalPostingsByAccount apats .
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filterJournalTransactionsByMetadata md .
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filterJournalTransactionsByDescription dpats .
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filterJournalTransactionsByDate datespan
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-- | Keep only transactions whose metadata matches all metadata specifications.
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filterJournalTransactionsByMetadata :: [(String,String)] -> Journal -> Journal
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filterJournalTransactionsByMetadata pats j@Journal{jtxns=ts} = j{jtxns=filter matchmd ts}
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where matchmd t = all (`elem` tmetadata t) pats
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-- | Keep only transactions whose description matches the description patterns.
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filterJournalTransactionsByDescription :: [String] -> Journal -> Journal
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filterJournalTransactionsByDescription pats j@Journal{jtxns=ts} = j{jtxns=filter matchdesc ts}
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where matchdesc = matchpats pats . tdescription
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-- | Keep only transactions which fall between begin and end dates.
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-- We include transactions on the begin date and exclude transactions on the end
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-- date, like ledger. An empty date string means no restriction.
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filterJournalTransactionsByDate :: DateSpan -> Journal -> Journal
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filterJournalTransactionsByDate (DateSpan begin end) j@Journal{jtxns=ts} = j{jtxns=filter match ts}
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where match t = maybe True (tdate t>=) begin && maybe True (tdate t<) end
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-- | Keep only transactions which have the requested cleared/uncleared
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-- status, if there is one.
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filterJournalTransactionsByStatus :: Maybe Bool -> Journal -> Journal
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filterJournalTransactionsByStatus Nothing j = j
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filterJournalTransactionsByStatus (Just val) j@Journal{jtxns=ts} = j{jtxns=filter match ts}
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where match = (==val).tstatus
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-- | Keep only postings which have the requested cleared/uncleared status,
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-- if there is one.
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filterJournalPostingsByStatus :: Maybe Bool -> Journal -> Journal
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filterJournalPostingsByStatus Nothing j = j
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filterJournalPostingsByStatus (Just c) j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter ((==c) . postingCleared) ps}
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-- | Strip out any virtual postings, if the flag is true, otherwise do
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-- no filtering.
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filterJournalPostingsByRealness :: Bool -> Journal -> Journal
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filterJournalPostingsByRealness False j = j
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filterJournalPostingsByRealness True j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter isReal ps}
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-- | Strip out any postings with zero amount, unless the flag is true.
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filterJournalPostingsByEmpty :: Bool -> Journal -> Journal
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filterJournalPostingsByEmpty True j = j
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filterJournalPostingsByEmpty False j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter (not . isEmptyPosting) ps}
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-- -- | Keep only transactions which affect accounts deeper than the specified depth.
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-- filterJournalTransactionsByDepth :: Maybe Int -> Journal -> Journal
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-- filterJournalTransactionsByDepth Nothing j = j
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-- filterJournalTransactionsByDepth (Just d) j@Journal{jtxns=ts} =
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-- j{jtxns=(filter (any ((<= d+1) . accountNameLevel . paccount) . tpostings) ts)}
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-- | Strip out any postings to accounts deeper than the specified depth
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-- (and any transactions which have no postings as a result).
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filterJournalPostingsByDepth :: Maybe Int -> Journal -> Journal
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filterJournalPostingsByDepth Nothing j = j
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filterJournalPostingsByDepth (Just d) j@Journal{jtxns=ts} =
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j{jtxns=filter (not . null . tpostings) $ map filtertxns ts}
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where filtertxns t@Transaction{tpostings=ps} =
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t{tpostings=filter ((<= d) . accountNameLevel . paccount) ps}
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-- | Keep only postings which affect accounts matched by the account patterns.
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-- This can leave transactions unbalanced.
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filterJournalPostingsByAccount :: [String] -> Journal -> Journal
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filterJournalPostingsByAccount apats j@Journal{jtxns=ts} = j{jtxns=map filterpostings ts}
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where filterpostings t@Transaction{tpostings=ps} = t{tpostings=filter (matchpats apats . paccount) ps}
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-- | Keep only transactions which affect accounts matched by the account patterns.
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-- More precisely: each positive account pattern excludes transactions
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-- which do not contain a posting to a matched account, and each negative
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-- account pattern excludes transactions containing a posting to a matched
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-- account.
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filterJournalTransactionsByAccount :: [String] -> Journal -> Journal
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filterJournalTransactionsByAccount apats j@Journal{jtxns=ts} = j{jtxns=filter tmatch ts}
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where
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tmatch t = (null positives || any positivepmatch ps) && (null negatives || not (any negativepmatch ps)) where ps = tpostings t
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positivepmatch p = any (`amatch` a) positives where a = paccount p
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negativepmatch p = any (`amatch` a) negatives where a = paccount p
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amatch pat a = regexMatchesCI (abspat pat) a
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(negatives,positives) = partition isnegativepat apats
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-}
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-- | Apply additional account aliases (eg from the command-line) to all postings in a journal.
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journalApplyAliases :: [AccountAlias] -> Journal -> Journal
|
|
journalApplyAliases aliases j@Journal{jtxns=ts} =
|
|
-- (if null aliases
|
|
-- then id
|
|
-- else (dbgtrace $
|
|
-- "applying additional command-line aliases:\n"
|
|
-- ++ chomp (unlines $ map (" "++) $ lines $ ppShow aliases))) $
|
|
j{jtxns=map dotransaction ts}
|
|
where
|
|
dotransaction t@Transaction{tpostings=ps} = t{tpostings=map doposting ps}
|
|
doposting p@Posting{paccount=a} = p{paccount= accountNameApplyAliases aliases a}
|
|
|
|
-- | Do post-parse processing on a parsed journal to make it ready for
|
|
-- use. Reverse parsed data to normal order, canonicalise amount
|
|
-- formats, check/ensure that transactions are balanced, and maybe
|
|
-- check balance assertions.
|
|
journalFinalise :: ClockTime -> FilePath -> Text -> Bool -> ParsedJournal -> Either String Journal
|
|
journalFinalise t path txt assrt j@Journal{jfiles=fs} = do
|
|
(journalTieTransactions <$>
|
|
(journalBalanceTransactions assrt $
|
|
journalApplyCommodityStyles $
|
|
j{ jfiles = (path,txt) : reverse fs
|
|
, jlastreadtime = t
|
|
, jtxns = reverse $ jtxns j -- NOTE: see addTransaction
|
|
, jmodifiertxns = reverse $ jmodifiertxns j -- NOTE: see addModifierTransaction
|
|
, jperiodictxns = reverse $ jperiodictxns j -- NOTE: see addPeriodicTransaction
|
|
, jmarketprices = reverse $ jmarketprices j -- NOTE: see addMarketPrice
|
|
}))
|
|
|
|
journalNumberAndTieTransactions = journalTieTransactions . journalNumberTransactions
|
|
|
|
-- | Number (set the tindex field) this journal's transactions, counting upward from 1.
|
|
journalNumberTransactions :: Journal -> Journal
|
|
journalNumberTransactions j@Journal{jtxns=ts} = j{jtxns=map (\(i,t) -> t{tindex=i}) $ zip [1..] ts}
|
|
|
|
-- | Tie the knot in all of this journal's transactions, ensuring their postings
|
|
-- refer to them. This should be done last, after any other transaction-modifying operations.
|
|
journalTieTransactions :: Journal -> Journal
|
|
journalTieTransactions j@Journal{jtxns=ts} = j{jtxns=map txnTieKnot ts}
|
|
|
|
-- | Untie all transaction-posting knots in this journal, so that eg
|
|
-- recursiveSize and GHCI's :sprint can work on it.
|
|
journalUntieTransactions :: Transaction -> Transaction
|
|
journalUntieTransactions t@Transaction{tpostings=ps} = t{tpostings=map (\p -> p{ptransaction=Nothing}) ps}
|
|
|
|
-- | Check any balance assertions in the journal and return an error
|
|
-- message if any of them fail.
|
|
journalCheckBalanceAssertions :: Journal -> Either String Journal
|
|
journalCheckBalanceAssertions j =
|
|
runST $ journalBalanceTransactionsST True j
|
|
(return ()) (\_ _ -> return ()) (const $ return j) -- noops
|
|
|
|
|
|
-- | Check a posting's balance assertion and return an error if it
|
|
-- fails.
|
|
checkBalanceAssertion :: Posting -> MixedAmount -> Either String ()
|
|
checkBalanceAssertion p@Posting{ pbalanceassertion = Just ass} amt
|
|
| isReallyZeroAmount diff = Right ()
|
|
| True = Left err
|
|
where assertedcomm = acommodity ass
|
|
actualbal = fromMaybe nullamt $ find ((== assertedcomm) . acommodity) (amounts amt)
|
|
diff = ass - actualbal
|
|
diffplus | isNegativeAmount diff == False = "+"
|
|
| otherwise = ""
|
|
err = printf (unlines
|
|
[ "balance assertion error%s",
|
|
"after posting:",
|
|
"%s",
|
|
"balance assertion details:",
|
|
"date: %s",
|
|
"account: %s",
|
|
"commodity: %s",
|
|
"calculated: %s",
|
|
"asserted: %s (difference: %s)"
|
|
])
|
|
(case ptransaction p of
|
|
Nothing -> ":" -- shouldn't happen
|
|
Just t -> printf " in %s:\nin transaction:\n%s"
|
|
(showGenericSourcePos $ tsourcepos t) (chomp $ show t) :: String)
|
|
(showPostingLine p)
|
|
(showDate $ postingDate p)
|
|
(T.unpack $ paccount p) -- XXX pack
|
|
assertedcomm
|
|
(showAmount actualbal)
|
|
(showAmount ass)
|
|
(diffplus ++ showAmount diff)
|
|
checkBalanceAssertion _ _ = Right ()
|
|
|
|
-- | Environment for 'CurrentBalancesModifier'
|
|
data Env s = Env { eBalances :: HT.HashTable s AccountName MixedAmount
|
|
, eStoreTx :: Transaction -> ST s ()
|
|
, eAssrt :: Bool
|
|
, eStyles :: Maybe (M.Map CommoditySymbol AmountStyle) }
|
|
|
|
-- | Monad transformer stack with a reference to a mutable hashtable
|
|
-- of current account balances and a mutable array of finished
|
|
-- transactions in original parsing order.
|
|
type CurrentBalancesModifier s = R.ReaderT (Env s) (ExceptT String (ST s))
|
|
|
|
-- | Fill in any missing amounts and check that all journal transactions
|
|
-- balance, or return an error message. This is done after parsing all
|
|
-- amounts and applying canonical commodity styles, since balancing
|
|
-- depends on display precision. Reports only the first error encountered.
|
|
journalBalanceTransactions :: Bool -> Journal -> Either String Journal
|
|
journalBalanceTransactions assrt j =
|
|
runST $
|
|
journalBalanceTransactionsST
|
|
assrt -- check balance assertions also ?
|
|
(journalNumberTransactions j) -- journal to process
|
|
(newArray_ (1, genericLength $ jtxns j) :: forall s. ST s (STArray s Integer Transaction)) -- initialise state
|
|
(\arr tx -> writeArray arr (tindex tx) tx) -- update state
|
|
(fmap (\txns -> j{ jtxns = txns}) . getElems) -- summarise state
|
|
|
|
|
|
-- | Generalization used in the definition of
|
|
-- 'journalBalanceTransactionsST and 'journalCheckBalanceAssertions'
|
|
journalBalanceTransactionsST ::
|
|
Bool
|
|
-> Journal
|
|
-> ST s txns
|
|
-- ^ creates transaction store
|
|
-> (txns -> Transaction -> ST s ())
|
|
-- ^ "store" operation
|
|
-> (txns -> ST s a)
|
|
-- ^ calculate result from transactions
|
|
-> ST s (Either String a)
|
|
journalBalanceTransactionsST assrt j createStore storeIn extract =
|
|
runExceptT $ do
|
|
bals <- lift $ HT.newSized size
|
|
txStore <- lift $ createStore
|
|
flip R.runReaderT (Env bals (storeIn txStore) assrt $
|
|
Just $ jinferredcommodities j) $ do
|
|
dated <- fmap snd . sortBy (comparing fst) . concat
|
|
<$> mapM' discriminateByDate (jtxns j)
|
|
mapM' checkInferAndRegisterAmounts dated
|
|
lift $ extract txStore
|
|
where size = genericLength $ journalPostings j
|
|
|
|
-- | This converts a transaction into a list of objects whose dates
|
|
-- have to be considered when checking balance assertions and handled
|
|
-- by 'checkInferAndRegisterAmounts'.
|
|
--
|
|
-- Transaction without balance assignments can be balanced and stored
|
|
-- immediately and their (possibly) dated postings are returned.
|
|
--
|
|
-- Transaction with balance assignments are only supported if no
|
|
-- posting has a 'pdate' value. Supported transactions will be
|
|
-- returned unchanged and balanced and stored later in 'checkInferAndRegisterAmounts'.
|
|
discriminateByDate :: Transaction
|
|
-> CurrentBalancesModifier s [(Day, Either Posting Transaction)]
|
|
discriminateByDate tx
|
|
| null (assignmentPostings tx) = do
|
|
styles <- R.reader $ eStyles
|
|
balanced <- lift $ ExceptT $ return
|
|
$ balanceTransaction styles tx
|
|
storeTransaction balanced
|
|
return $ fmap (postingDate &&& (Left . removePrices))
|
|
$ tpostings $ balanced
|
|
| True = do
|
|
when (any (isJust . pdate) $ tpostings tx) $
|
|
throwError $ unlines $
|
|
["Not supported: Transactions with balance assignments "
|
|
,"AND dated postings without amount:\n"
|
|
, showTransaction tx]
|
|
return [(tdate tx, Right
|
|
$ tx { tpostings = removePrices <$> tpostings tx })]
|
|
|
|
-- | This function takes different objects describing changes to
|
|
-- account balances on a single day. It can handle either a single
|
|
-- posting (from an already balanced transaction without assigments)
|
|
-- or a whole transaction with assignments (which is required to no
|
|
-- posting with pdate set.).
|
|
--
|
|
-- For a single posting, there is not much to do. Only add its amount
|
|
-- to its account and check the assertion, if there is one. This
|
|
-- functionality is provided by 'addAmountAndCheckBalance'.
|
|
--
|
|
-- For a whole transaction, it loops over all postings, and performs
|
|
-- 'addAmountAndCheckBalance', if there is an amount. If there is no
|
|
-- amount, the amount is inferred by the assertion or left empty if
|
|
-- there is no assertion. Then, the transaction is balanced, the
|
|
-- inferred amount added to the balance (all in
|
|
-- 'balanceTransactionUpdate') and the resulting transaction with no
|
|
-- missing amounts is stored in the array, for later retrieval.
|
|
--
|
|
-- Again in short:
|
|
--
|
|
-- 'Left Posting': Check the balance assertion and update the
|
|
-- account balance. If the amount is empty do nothing. this can be
|
|
-- the case e.g. for virtual postings
|
|
--
|
|
-- 'Right Transaction': Loop over all postings, infer their amounts
|
|
-- and then balance and store the transaction.
|
|
checkInferAndRegisterAmounts :: Either Posting Transaction
|
|
-> CurrentBalancesModifier s ()
|
|
checkInferAndRegisterAmounts (Left p) =
|
|
void $ addAmountAndCheckBalance return p
|
|
checkInferAndRegisterAmounts (Right oldTx) = do
|
|
let ps = tpostings oldTx
|
|
styles <- R.reader $ eStyles
|
|
newPostings <- forM ps $ addAmountAndCheckBalance inferFromAssignment
|
|
storeTransaction =<< balanceTransactionUpdate
|
|
(fmap void . addToBalance) styles oldTx { tpostings = newPostings }
|
|
where
|
|
inferFromAssignment :: Posting -> CurrentBalancesModifier s Posting
|
|
inferFromAssignment p = maybe (return p)
|
|
(fmap (\a -> p { pamount = a, porigin = Just $ originalPosting p }) . setBalance (paccount p))
|
|
$ pbalanceassertion p
|
|
|
|
-- | Adds a posting's amonut to the posting's account balance and
|
|
-- checks a possible balance assertion. If there is no amount, it runs
|
|
-- the supplied fallback action.
|
|
addAmountAndCheckBalance :: (Posting -> CurrentBalancesModifier s Posting)
|
|
-- ^ action to execute, if posting has no amount
|
|
-> Posting
|
|
-> CurrentBalancesModifier s Posting
|
|
addAmountAndCheckBalance _ p | hasAmount p = do
|
|
newAmt <- addToBalance (paccount p) $ pamount p
|
|
assrt <- R.reader eAssrt
|
|
lift $ when assrt $ ExceptT $ return
|
|
$ checkBalanceAssertion p newAmt
|
|
return p
|
|
addAmountAndCheckBalance fallback p = fallback p
|
|
|
|
-- | Sets an account's balance to a given amount and returns the
|
|
-- difference of new and old amount
|
|
setBalance :: AccountName -> Amount -> CurrentBalancesModifier s MixedAmount
|
|
setBalance acc amt = liftModifier $ \Env{ eBalances = bals } -> do
|
|
old <- HT.lookup bals acc
|
|
let new = Mixed $ (amt :) $ maybe []
|
|
(filter ((/= acommodity amt) . acommodity) . amounts) old
|
|
HT.insert bals acc new
|
|
return $ maybe new (new -) old
|
|
|
|
-- | Adds an amount to an account's balance and returns the resulting
|
|
-- balance
|
|
addToBalance :: AccountName -> MixedAmount -> CurrentBalancesModifier s MixedAmount
|
|
addToBalance acc amt = liftModifier $ \Env{ eBalances = bals } -> do
|
|
new <- maybe amt (+ amt) <$> HT.lookup bals acc
|
|
HT.insert bals acc new
|
|
return new
|
|
|
|
-- | Stores a transaction in the transaction array in original parsing
|
|
-- order.
|
|
storeTransaction :: Transaction -> CurrentBalancesModifier s ()
|
|
storeTransaction tx = liftModifier $ ($tx) . eStoreTx
|
|
|
|
-- | Helper function
|
|
liftModifier :: (Env s -> ST s a) -> CurrentBalancesModifier s a
|
|
liftModifier f = R.ask >>= lift . lift . f
|
|
|
|
|
|
-- | Choose and apply a consistent display format to the posting
|
|
-- amounts in each commodity. Each commodity's format is specified by
|
|
-- a commodity format directive, or otherwise inferred from posting
|
|
-- amounts as in hledger < 0.28.
|
|
journalApplyCommodityStyles :: Journal -> Journal
|
|
journalApplyCommodityStyles j@Journal{jtxns=ts, jmarketprices=mps} = j''
|
|
where
|
|
j' = journalInferCommodityStyles j
|
|
j'' = j'{jtxns=map fixtransaction ts, jmarketprices=map fixmarketprice mps}
|
|
fixtransaction t@Transaction{tpostings=ps} = t{tpostings=map fixposting ps}
|
|
fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
|
|
fixmarketprice mp@MarketPrice{mpamount=a} = mp{mpamount=fixamount a}
|
|
fixmixedamount (Mixed as) = Mixed $ map fixamount as
|
|
fixamount a@Amount{acommodity=c} = a{astyle=journalCommodityStyle j' c}
|
|
|
|
-- | Get this journal's standard display style for the given
|
|
-- commodity. That is the style defined by the last corresponding
|
|
-- commodity format directive if any, otherwise the style inferred
|
|
-- from the posting amounts (or in some cases, price amounts) in this
|
|
-- commodity if any, otherwise the default style.
|
|
journalCommodityStyle :: Journal -> CommoditySymbol -> AmountStyle
|
|
journalCommodityStyle j c =
|
|
headDef amountstyle{asprecision=2} $
|
|
catMaybes [
|
|
M.lookup c (jcommodities j) >>= cformat
|
|
,M.lookup c $ jinferredcommodities j
|
|
]
|
|
|
|
-- | Infer a display format for each commodity based on the amounts parsed.
|
|
-- "hledger... will use the format of the first posting amount in the
|
|
-- commodity, and the highest precision of all posting amounts in the commodity."
|
|
journalInferCommodityStyles :: Journal -> Journal
|
|
journalInferCommodityStyles j =
|
|
j{jinferredcommodities =
|
|
commodityStylesFromAmounts $
|
|
dbg8 "journalChooseCommmodityStyles using amounts" $ journalAmounts j}
|
|
|
|
-- | Given a list of amounts in parse order, build a map from their commodity names
|
|
-- to standard commodity display formats.
|
|
commodityStylesFromAmounts :: [Amount] -> M.Map CommoditySymbol AmountStyle
|
|
commodityStylesFromAmounts amts = M.fromList commstyles
|
|
where
|
|
samecomm = \a1 a2 -> acommodity a1 == acommodity a2
|
|
commamts = [(acommodity $ head as, as) | as <- groupBy samecomm $ sortBy (comparing acommodity) amts]
|
|
commstyles = [(c, canonicalStyleFrom $ map astyle as) | (c,as) <- commamts]
|
|
|
|
-- | Given an ordered list of amount styles, choose a canonical style.
|
|
-- That is: the style of the first, and the
|
|
-- maximum precision of all.
|
|
canonicalStyleFrom :: [AmountStyle] -> AmountStyle
|
|
canonicalStyleFrom [] = amountstyle
|
|
canonicalStyleFrom ss@(first:_) =
|
|
first{asprecision=prec, asdecimalpoint=mdec, asdigitgroups=mgrps}
|
|
where
|
|
mgrps = maybe Nothing Just $ headMay $ catMaybes $ map asdigitgroups ss
|
|
-- precision is maximum of all precisions
|
|
prec = maximumStrict $ map asprecision ss
|
|
mdec = Just $ headDef '.' $ catMaybes $ map asdecimalpoint ss
|
|
-- precision is that of first amount with a decimal point
|
|
-- (mdec, prec) =
|
|
-- case filter (isJust . asdecimalpoint) ss of
|
|
-- (s:_) -> (asdecimalpoint s, asprecision s)
|
|
-- [] -> (Just '.', 0)
|
|
|
|
-- -- | Apply this journal's historical price records to unpriced amounts where possible.
|
|
-- journalApplyMarketPrices :: Journal -> Journal
|
|
-- journalApplyMarketPrices j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
|
|
-- where
|
|
-- fixtransaction t@Transaction{tdate=d, tpostings=ps} = t{tpostings=map fixposting ps}
|
|
-- where
|
|
-- fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
|
|
-- fixmixedamount (Mixed as) = Mixed $ map fixamount as
|
|
-- fixamount = fixprice
|
|
-- fixprice a@Amount{price=Just _} = a
|
|
-- fixprice a@Amount{commodity=c} = a{price=maybe Nothing (Just . UnitPrice) $ journalMarketPriceFor j d c}
|
|
|
|
-- -- | Get the price for a commodity on the specified day from the price database, if known.
|
|
-- -- Does only one lookup step, ie will not look up the price of a price.
|
|
-- journalMarketPriceFor :: Journal -> Day -> CommoditySymbol -> Maybe MixedAmount
|
|
-- journalMarketPriceFor j d CommoditySymbol{symbol=s} = do
|
|
-- let ps = reverse $ filter ((<= d).mpdate) $ filter ((s==).hsymbol) $ sortBy (comparing mpdate) $ jmarketprices j
|
|
-- case ps of (MarketPrice{mpamount=a}:_) -> Just a
|
|
-- _ -> Nothing
|
|
|
|
-- | Convert all this journal's amounts to cost by applying their prices, if any.
|
|
journalConvertAmountsToCost :: Journal -> Journal
|
|
journalConvertAmountsToCost j@Journal{jtxns=ts} = j{jtxns=map fixtransaction ts}
|
|
where
|
|
-- similar to journalApplyCommodityStyles
|
|
fixtransaction t@Transaction{tpostings=ps} = t{tpostings=map fixposting ps}
|
|
fixposting p@Posting{pamount=a} = p{pamount=fixmixedamount a}
|
|
fixmixedamount (Mixed as) = Mixed $ map fixamount as
|
|
fixamount = canonicaliseAmount (jinferredcommodities j) . costOfAmount
|
|
|
|
-- -- | Get this journal's unique, display-preference-canonicalised commodities, by symbol.
|
|
-- journalCanonicalCommodities :: Journal -> M.Map String CommoditySymbol
|
|
-- journalCanonicalCommodities j = canonicaliseCommodities $ journalAmountCommodities j
|
|
|
|
-- -- | Get all this journal's amounts' commodities, in the order parsed.
|
|
-- journalAmountCommodities :: Journal -> [CommoditySymbol]
|
|
-- journalAmountCommodities = map acommodity . concatMap amounts . journalAmounts
|
|
|
|
-- -- | Get all this journal's amount and price commodities, in the order parsed.
|
|
-- journalAmountAndPriceCommodities :: Journal -> [CommoditySymbol]
|
|
-- journalAmountAndPriceCommodities = concatMap amountCommodities . concatMap amounts . journalAmounts
|
|
|
|
-- -- | Get this amount's commodity and any commodities referenced in its price.
|
|
-- amountCommodities :: Amount -> [CommoditySymbol]
|
|
-- amountCommodities Amount{acommodity=c,aprice=p} =
|
|
-- case p of Nothing -> [c]
|
|
-- Just (UnitPrice ma) -> c:(concatMap amountCommodities $ amounts ma)
|
|
-- Just (TotalPrice ma) -> c:(concatMap amountCommodities $ amounts ma)
|
|
|
|
-- | Get an ordered list of the amounts in this journal which will
|
|
-- influence amount style canonicalisation. These are:
|
|
--
|
|
-- * amounts in market price directives (in parse order)
|
|
-- * amounts in postings (in parse order)
|
|
--
|
|
-- Amounts in default commodity directives also influence
|
|
-- canonicalisation, but earlier, as amounts are parsed.
|
|
-- Amounts in posting prices are not used for canonicalisation.
|
|
--
|
|
journalAmounts :: Journal -> [Amount]
|
|
journalAmounts = getConst . traverseJournalAmounts (Const . (:[]))
|
|
|
|
-- | Maps over all of the amounts in the journal
|
|
overJournalAmounts :: (Amount -> Amount) -> Journal -> Journal
|
|
overJournalAmounts f = runIdentity . traverseJournalAmounts (Identity . f)
|
|
|
|
-- | Traverses over all ofthe amounts in the journal, in the order
|
|
-- indicated by 'journalAmounts'.
|
|
traverseJournalAmounts
|
|
:: Applicative f
|
|
=> (Amount -> f Amount)
|
|
-> Journal -> f Journal
|
|
traverseJournalAmounts f j =
|
|
recombine <$> (traverse . mpa) f (jmarketprices j)
|
|
<*> (traverse . tp . traverse . pamt . maa . traverse) f (jtxns j)
|
|
where
|
|
recombine mps txns = j { jmarketprices = mps, jtxns = txns }
|
|
-- a bunch of traversals
|
|
mpa g mp = (\amt -> mp { mpamount = amt }) <$> g (mpamount mp)
|
|
tp g t = (\ps -> t { tpostings = ps }) <$> g (tpostings t)
|
|
pamt g p = (\amt -> p { pamount = amt }) <$> g (pamount p)
|
|
maa g (Mixed as) = Mixed <$> g as
|
|
|
|
-- | The fully specified date span enclosing the dates (primary or secondary)
|
|
-- of all this journal's transactions and postings, or DateSpan Nothing Nothing
|
|
-- if there are none.
|
|
journalDateSpan :: Bool -> Journal -> DateSpan
|
|
journalDateSpan secondary j
|
|
| null ts = DateSpan Nothing Nothing
|
|
| otherwise = DateSpan (Just earliest) (Just $ addDays 1 latest)
|
|
where
|
|
earliest = minimumStrict dates
|
|
latest = maximumStrict dates
|
|
dates = pdates ++ tdates
|
|
tdates = map (if secondary then transactionDate2 else tdate) ts
|
|
pdates = concatMap (catMaybes . map (if secondary then (Just . postingDate2) else pdate) . tpostings) ts
|
|
ts = jtxns j
|
|
|
|
-- #ifdef TESTS
|
|
test_journalDateSpan = do
|
|
"journalDateSpan" ~: do
|
|
assertEqual "" (DateSpan (Just $ fromGregorian 2014 1 10) (Just $ fromGregorian 2014 10 11))
|
|
(journalDateSpan True j)
|
|
where
|
|
j = nulljournal{jtxns = [nulltransaction{tdate = parsedate "2014/02/01"
|
|
,tpostings = [posting{pdate=Just (parsedate "2014/01/10")}]
|
|
}
|
|
,nulltransaction{tdate = parsedate "2014/09/01"
|
|
,tpostings = [posting{pdate2=Just (parsedate "2014/10/10")}]
|
|
}
|
|
]}
|
|
-- #endif
|
|
|
|
-- Misc helpers
|
|
|
|
-- | Check if a set of hledger account/description filter patterns matches the
|
|
-- given account name or entry description. Patterns are case-insensitive
|
|
-- regular expressions. Prefixed with not:, they become anti-patterns.
|
|
matchpats :: [String] -> String -> Bool
|
|
matchpats pats str =
|
|
(null positives || any match positives) && (null negatives || not (any match negatives))
|
|
where
|
|
(negatives,positives) = partition isnegativepat pats
|
|
match "" = True
|
|
match pat = regexMatchesCI (abspat pat) str
|
|
|
|
negateprefix = "not:"
|
|
|
|
isnegativepat = (negateprefix `isPrefixOf`)
|
|
|
|
abspat pat = if isnegativepat pat then drop (length negateprefix) pat else pat
|
|
|
|
-- debug helpers
|
|
-- traceAmountPrecision a = trace (show $ map (precision . acommodity) $ amounts a) a
|
|
-- tracePostingsCommodities ps = trace (show $ map ((map (precision . acommodity) . amounts) . pamount) ps) ps
|
|
|
|
-- tests
|
|
|
|
-- A sample journal for testing, similar to examples/sample.journal:
|
|
--
|
|
-- 2008/01/01 income
|
|
-- assets:bank:checking $1
|
|
-- income:salary
|
|
--
|
|
-- 2008/06/01 gift
|
|
-- assets:bank:checking $1
|
|
-- income:gifts
|
|
--
|
|
-- 2008/06/02 save
|
|
-- assets:bank:saving $1
|
|
-- assets:bank:checking
|
|
--
|
|
-- 2008/06/03 * eat & shop
|
|
-- expenses:food $1
|
|
-- expenses:supplies $1
|
|
-- assets:cash
|
|
--
|
|
-- 2008/12/31 * pay off
|
|
-- liabilities:debts $1
|
|
-- assets:bank:checking
|
|
--
|
|
Right samplejournal = journalBalanceTransactions False $
|
|
nulljournal
|
|
{jtxns = [
|
|
txnTieKnot $ Transaction {
|
|
tindex=0,
|
|
tsourcepos=nullsourcepos,
|
|
tdate=parsedate "2008/01/01",
|
|
tdate2=Nothing,
|
|
tstatus=Unmarked,
|
|
tcode="",
|
|
tdescription="income",
|
|
tcomment="",
|
|
ttags=[],
|
|
tpostings=
|
|
["assets:bank:checking" `post` usd 1
|
|
,"income:salary" `post` missingamt
|
|
],
|
|
tpreceding_comment_lines=""
|
|
}
|
|
,
|
|
txnTieKnot $ Transaction {
|
|
tindex=0,
|
|
tsourcepos=nullsourcepos,
|
|
tdate=parsedate "2008/06/01",
|
|
tdate2=Nothing,
|
|
tstatus=Unmarked,
|
|
tcode="",
|
|
tdescription="gift",
|
|
tcomment="",
|
|
ttags=[],
|
|
tpostings=
|
|
["assets:bank:checking" `post` usd 1
|
|
,"income:gifts" `post` missingamt
|
|
],
|
|
tpreceding_comment_lines=""
|
|
}
|
|
,
|
|
txnTieKnot $ Transaction {
|
|
tindex=0,
|
|
tsourcepos=nullsourcepos,
|
|
tdate=parsedate "2008/06/02",
|
|
tdate2=Nothing,
|
|
tstatus=Unmarked,
|
|
tcode="",
|
|
tdescription="save",
|
|
tcomment="",
|
|
ttags=[],
|
|
tpostings=
|
|
["assets:bank:saving" `post` usd 1
|
|
,"assets:bank:checking" `post` usd (-1)
|
|
],
|
|
tpreceding_comment_lines=""
|
|
}
|
|
,
|
|
txnTieKnot $ Transaction {
|
|
tindex=0,
|
|
tsourcepos=nullsourcepos,
|
|
tdate=parsedate "2008/06/03",
|
|
tdate2=Nothing,
|
|
tstatus=Cleared,
|
|
tcode="",
|
|
tdescription="eat & shop",
|
|
tcomment="",
|
|
ttags=[],
|
|
tpostings=["expenses:food" `post` usd 1
|
|
,"expenses:supplies" `post` usd 1
|
|
,"assets:cash" `post` missingamt
|
|
],
|
|
tpreceding_comment_lines=""
|
|
}
|
|
,
|
|
txnTieKnot $ Transaction {
|
|
tindex=0,
|
|
tsourcepos=nullsourcepos,
|
|
tdate=parsedate "2008/12/31",
|
|
tdate2=Nothing,
|
|
tstatus=Unmarked,
|
|
tcode="",
|
|
tdescription="pay off",
|
|
tcomment="",
|
|
ttags=[],
|
|
tpostings=["liabilities:debts" `post` usd 1
|
|
,"assets:bank:checking" `post` usd (-1)
|
|
],
|
|
tpreceding_comment_lines=""
|
|
}
|
|
]
|
|
}
|
|
|
|
tests_Hledger_Data_Journal = TestList $
|
|
[
|
|
test_journalDateSpan
|
|
-- "query standard account types" ~:
|
|
-- do
|
|
-- let j = journal1
|
|
-- journalBalanceSheetAccountNames j `is` ["assets","assets:a","equity","equity:q","equity:q:qq","liabilities","liabilities:l"]
|
|
-- journalProfitAndLossAccountNames j `is` ["expenses","expenses:e","income","income:i"]
|
|
]
|