author | palewolf |
Tue, 23 Mar 2010 21:50:26 +0000 | |
changeset 3054 | 3b6b57d8b7cd |
parent 2952 | 18fada739b55 |
child 3297 | 0c59b991007e |
permissions | -rw-r--r-- |
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module Utils where |
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import Control.Concurrent |
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import Control.Concurrent.STM |
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import Data.Char |
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import Data.Word |
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import qualified Data.Map as Map |
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import qualified Data.IntMap as IntMap |
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import qualified Data.Set as Set |
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import Data.ByteString.Internal (w2c) |
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import Numeric |
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import Network.Socket |
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import System.IO |
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import qualified Data.List as List |
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import Control.Monad |
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import Maybe |
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import qualified Codec.Binary.Base64 as Base64 |
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import qualified Data.ByteString.UTF8 as BUTF8 |
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import qualified Data.ByteString as B |
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import CoreTypes |
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sockAddr2String :: SockAddr -> IO String |
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sockAddr2String (SockAddrInet _ hostAddr) = inet_ntoa hostAddr |
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sockAddr2String (SockAddrInet6 _ _ (a, b, c, d) _) = |
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return $ (foldr1 (.) |
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$ List.intersperse (\a -> ':':a) |
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$ concatMap (\n -> (\(a, b) -> [showHex a, showHex b]) $ divMod n 65536) [a, b, c, d]) [] |
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toEngineMsg :: String -> String |
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toEngineMsg msg = Base64.encode (fromIntegral (B.length encodedMsg) : (B.unpack encodedMsg)) |
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where |
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encodedMsg = BUTF8.fromString msg |
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fromEngineMsg :: String -> Maybe String |
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fromEngineMsg msg = liftM (map w2c) (Base64.decode msg >>= removeLength) |
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where |
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removeLength (x:xs) = if length xs == fromIntegral x then Just xs else Nothing |
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removeLength _ = Nothing |
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checkNetCmd :: String -> (Bool, Bool) |
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checkNetCmd msg = check decoded |
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where |
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decoded = fromEngineMsg msg |
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check Nothing = (False, False) |
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check (Just (m:ms)) = (m `Set.member` legalMessages, m == '+') |
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check _ = (False, False) |
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legalMessages = Set.fromList $ "M#+LlRrUuDdZzAaSjJ,sFNpPwtghb12345" ++ slotMessages |
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slotMessages = "\128\129\130\131\132\133\134\135\136\137\138" |
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maybeRead :: Read a => String -> Maybe a |
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maybeRead s = case reads s of |
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[(x, rest)] | all isSpace rest -> Just x |
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_ -> Nothing |
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teamToNet :: Word16 -> TeamInfo -> [String] |
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teamToNet protocol team |
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| protocol < 30 = [ |
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"ADD_TEAM", |
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teamname team, |
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teamgrave team, |
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teamfort team, |
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teamvoicepack team, |
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teamowner team, |
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show $ difficulty team |
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] |
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++ hhsInfo |
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| otherwise = [ |
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"ADD_TEAM", |
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teamname team, |
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teamgrave team, |
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teamfort team, |
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teamvoicepack team, |
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teamflag team, |
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teamowner team, |
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show $ difficulty team |
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] |
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++ hhsInfo |
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where |
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hhsInfo = concatMap (\(HedgehogInfo name hat) -> [name, hat]) $ hedgehogs team |
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modifyTeam :: TeamInfo -> RoomInfo -> RoomInfo |
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modifyTeam team room = room{teams = replaceTeam team $ teams room} |
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where |
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replaceTeam _ [] = error "modifyTeam: no such team" |
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replaceTeam team (t:teams) = |
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if teamname team == teamname t then |
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team : teams |
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else |
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t : replaceTeam team teams |
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illegalName :: String -> Bool |
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illegalName = all isSpace |
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protoNumber2ver :: Word16 -> String |
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protoNumber2ver 17 = "0.9.7-dev" |
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protoNumber2ver 19 = "0.9.7" |
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protoNumber2ver 20 = "0.9.8-dev" |
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protoNumber2ver 21 = "0.9.8" |
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protoNumber2ver 22 = "0.9.9-dev" |
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protoNumber2ver 23 = "0.9.9" |
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protoNumber2ver 24 = "0.9.10-dev" |
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protoNumber2ver 25 = "0.9.10" |
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protoNumber2ver 26 = "0.9.11-dev" |
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protoNumber2ver 27 = "0.9.11" |
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protoNumber2ver 28 = "0.9.12-dev" |
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protoNumber2ver 29 = "0.9.12" |
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protoNumber2ver 30 = "0.9.13-dev" |
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protoNumber2ver _ = "Unknown" |
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askFromConsole :: String -> IO String |
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askFromConsole msg = do |
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putStr msg |
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hFlush stdout |
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getLine |