gameServer/ConfigFile.hs
author nemo
Sat, 01 Mar 2014 14:52:36 -0500
changeset 10171 00f41ff0bf2d
parent 8401 87410ae372f6
child 10460 8dcea9087d75
permissions -rw-r--r--
Script might well override a static map, but can't risk it not doing it, and preview completely failing. Better to just not try it for static maps. Some script cfg might help. Could also avoid unnnecessary preview regenerations even if the script was doing nothing at all.

{-# LANGUAGE RankNTypes #-}
module ConfigFile where

import Data.Maybe
import Data.TConfig
import qualified Data.ByteString.Char8 as B
-------------------
import CoreTypes

cfgFileName :: String
cfgFileName = "hedgewars-server.ini"


readServerConfig :: ServerInfo -> IO ServerInfo
readServerConfig serverInfo' = do
    cfg <- readConfig cfgFileName
    let si = serverInfo'{
        dbHost = value "dbHost" cfg
        , dbName = value "dbName" cfg
        , dbLogin = value "dbLogin" cfg
        , dbPassword = value "dbPassword" cfg
        , serverMessage = value "sv_message" cfg
        , serverMessageForOldVersions = value "sv_messageOld" cfg
        , bans = read . fromJust2 "bans" $ getValue "bans" cfg
        , latestReleaseVersion = read . fromJust $ getValue "sv_latestProto" cfg
        , serverConfig = Just cfg
    }
    return si
    where
        value n c = B.pack . fromJust2 n $ getValue n c
        fromJust2 n Nothing = error $ "Missing config entry " ++ n
        fromJust2 _ (Just a) = a


writeServerConfig :: ServerInfo -> IO ()
writeServerConfig ServerInfo{serverConfig = Nothing} = return ()
writeServerConfig ServerInfo{
    dbHost = dh,
    dbName = dn,
    dbLogin = dl,
    dbPassword = dp,
    serverMessage = sm,
    serverMessageForOldVersions = smo,
    bans = b,
    latestReleaseVersion = ver,
    serverConfig = Just cfg}
        =
    writeConfig cfgFileName $ foldl1 (.) entries cfg
    where
        entries =
            repConfig "sv_latestProto" (show ver)
            : repConfig "bans" (show b)
            : map (\(n, v) -> repConfig n (B.unpack v)) [
            ("dbHost", dh)
            , ("dbName", dn)
            , ("dbLogin", dl)
            , ("dbPassword", dp)
            , ("sv_message", sm)
            , ("sv_messageOld", smo)
            ]