gameServer/HWProtoCore.hs
author unc0rr
Sun, 07 Jun 2009 07:42:40 +0000
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Forbid room names and nicknames consisting only of space characters
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module HWProtoCore where
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import qualified Data.IntMap as IntMap
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import Data.Foldable
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import Maybe
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--------------------------------------
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import CoreTypes
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import Actions
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import Utils
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import HWProtoNEState
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import HWProtoLobbyState
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import HWProtoInRoomState
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handleCmd, handleCmd_loggedin :: CmdHandler
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handleCmd clID _ _ ["PING"] = [AnswerThisClient ["PONG"]]
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handleCmd clID clients rooms ("QUIT" : xs) =
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	[ByeClient msg]
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	where
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		msg = if not $ null xs then head xs else ""
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handleCmd clID clients _ ["PONG"] =
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	if pingsQueue client == 0 then
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		[ProtocolError "Protocol violation"]
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	else
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		[ModifyClient (\cl -> cl{pingsQueue = pingsQueue cl - 1})]
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	where
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		client = clients IntMap.! clID
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handleCmd clID clients rooms cmd =
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	if not $ logonPassed client then
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		handleCmd_NotEntered clID clients rooms cmd
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	else
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		handleCmd_loggedin clID clients rooms cmd
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	where
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		client = clients IntMap.! clID
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handleCmd_loggedin clID clients rooms ["INFO", asknick] =
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	if noSuchClient then
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		[]
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	else
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		[AnswerThisClient
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			["INFO",
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			nick client,
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			"[" ++ host client ++ "]",
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			protoNumber2ver $ clientProto client,
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			"[" ++ roomInfo ++ "]"]]
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	where
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		maybeClient = find (\cl -> asknick == nick cl) clients
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		noSuchClient = isNothing maybeClient
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		client = fromJust maybeClient
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		room = rooms IntMap.! roomID client
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		roomInfo = if roomID client /= 0 then roomMasterSign ++ "room " ++ (name room) else adminSign ++ "lobby"
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		roomMasterSign = if isMaster client then "@" else ""
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		adminSign = if isAdministrator client then "@" else ""
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handleCmd_loggedin clID clients rooms cmd =
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	if roomID client == 0 then
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		handleCmd_lobby clID clients rooms cmd
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	else
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		handleCmd_inRoom clID clients rooms cmd
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	where
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		client = clients IntMap.! clID