86 lines
2.7 KiB
Haskell
86 lines
2.7 KiB
Haskell
{-# LANGUAGE TemplateHaskell, CPP #-}
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{-|
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-}
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module Hledger.Web.Options
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where
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import Prelude
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import Data.Maybe
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import Distribution.PackageDescription.TH (packageVariable, package, pkgName, pkgVersion)
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import System.Console.CmdArgs
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import System.Console.CmdArgs.Explicit
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import Hledger.Cli hiding (progname,version,prognameandversion)
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import Hledger.Web.Settings
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progname, version :: String
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#if HADDOCK
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progname = ""
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version = ""
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#else
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progname = $(packageVariable (pkgName . package))
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version = $(packageVariable (pkgVersion . package))
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#endif
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prognameandversion :: String
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prognameandversion = progname ++ " " ++ version :: String
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defbaseurlexample :: String
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defbaseurlexample = (reverse $ drop 4 $ reverse $ defbaseurl defport) ++ "PORT"
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webflags :: [Flag [([Char], [Char])]]
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webflags = [
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flagReq ["base-url"] (\s opts -> Right $ setopt "base-url" s opts) "URL" ("set the base url (default: "++defbaseurlexample++")")
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,flagReq ["port"] (\s opts -> Right $ setopt "port" s opts) "PORT" ("listen on this tcp port (default: "++show defport++")")
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]
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webmode :: Mode [([Char], [Char])]
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webmode = (mode "hledger-web" [("command","web")]
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"start serving the hledger web interface"
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mainargsflag []){
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modeGroupFlags = Group {
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groupUnnamed = webflags
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,groupHidden = [flagNone ["binary-filename"] (setboolopt "binary-filename") "show the download filename for this executable, and exit"]
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,groupNamed = [(generalflagstitle, generalflags1)]
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}
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,modeHelpSuffix=[
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-- "Reads your ~/.hledger.journal file, or another specified by $LEDGER_FILE or -f, and starts the full-window curses ui."
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]
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}
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-- hledger-web options, used in hledger-web and above
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data WebOpts = WebOpts {
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base_url_ :: String
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,port_ :: Int
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,cliopts_ :: CliOpts
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} deriving (Show)
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defwebopts :: WebOpts
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defwebopts = WebOpts
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def
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def
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def
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-- instance Default WebOpts where def = defwebopts
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toWebOpts :: RawOpts -> IO WebOpts
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toWebOpts rawopts = do
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cliopts <- toCliOpts rawopts
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let p = fromMaybe defport $ maybeintopt "port" rawopts
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return defwebopts {
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port_ = p
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,base_url_ = maybe (defbaseurl p) stripTrailingSlash $ maybestringopt "base-url" rawopts
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,cliopts_ = cliopts
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}
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where
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stripTrailingSlash = reverse . dropWhile (=='/') . reverse -- yesod don't like it
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checkWebOpts :: WebOpts -> IO WebOpts
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checkWebOpts opts = do
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checkCliOpts $ cliopts_ opts
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return opts
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getHledgerWebOpts :: IO WebOpts
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getHledgerWebOpts = processArgs webmode >>= return . decodeRawOpts >>= toWebOpts >>= checkWebOpts
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