gameServer/Actions.hs
author unc0rr
Tue, 08 Mar 2011 21:27:44 +0300
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child 4998 cdcdf37e5532
permissions -rw-r--r--
Fix check for duplicated nickname
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{-# LANGUAGE OverloadedStrings #-}
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module Actions where
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import Control.Concurrent
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import qualified Data.Set as Set
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import qualified Data.Sequence as Seq
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import System.Log.Logger
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import Control.Monad
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import Data.Time
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import Data.Maybe
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import Control.Monad.Reader
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import Control.Monad.State.Strict
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import qualified Data.ByteString.Char8 as B
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import Control.DeepSeq
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import Data.Unique
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import Control.Arrow
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import Control.Exception
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-----------------------------
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import CoreTypes
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import Utils
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import ClientIO
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import ServerState
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import Consts
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import ConfigFile
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data Action =
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    AnswerClients ![ClientChan] ![B.ByteString]
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    | SendServerMessage
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    | SendServerVars
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    | MoveToRoom RoomIndex
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    | MoveToLobby B.ByteString
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    | RemoveTeam B.ByteString
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    | RemoveRoom
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    | UnreadyRoomClients
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    | JoinLobby
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    | ProtocolError B.ByteString
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    | Warning B.ByteString
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    | NoticeMessage Notice
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    | ByeClient B.ByteString
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    | KickClient ClientIndex
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    | KickRoomClient ClientIndex
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    | BanClient NominalDiffTime B.ByteString ClientIndex
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    | ChangeMaster
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    | RemoveClientTeams ClientIndex
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    | ModifyClient (ClientInfo -> ClientInfo)
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    | ModifyClient2 ClientIndex (ClientInfo -> ClientInfo)
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    | ModifyRoom (RoomInfo -> RoomInfo)
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    | ModifyServerInfo (ServerInfo -> ServerInfo)
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    | AddRoom B.ByteString B.ByteString
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    | CheckRegistered
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    | ClearAccountsCache
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    | ProcessAccountInfo AccountInfo
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    | AddClient ClientInfo
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    | DeleteClient ClientIndex
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    | PingAll
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    | StatsAction
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    | RestartServer Bool
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type CmdHandler = [B.ByteString] -> Reader (ClientIndex, IRnC) [Action]
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instance NFData Action where
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    rnf (AnswerClients chans msg) = chans `deepseq` msg `deepseq` ()
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    rnf a = a `seq` ()
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instance NFData B.ByteString
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instance NFData (Chan a)
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othersChans :: StateT ServerState IO [ClientChan]
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othersChans = do
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    cl <- client's id
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    ri <- clientRoomA
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    liftM (map sendChan . filter (/= cl)) $ roomClientsS ri
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processAction :: Action -> StateT ServerState IO ()
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processAction (AnswerClients chans msg) =
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    io $ mapM_ (`writeChan` (msg `deepseq` msg)) (chans `deepseq` chans)
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processAction SendServerMessage = do
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    chan <- client's sendChan
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    protonum <- client's clientProto
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    si <- liftM serverInfo get
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    let message = if protonum < latestReleaseVersion si then
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            serverMessageForOldVersions si
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            else
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            serverMessage si
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    processAction $ AnswerClients [chan] ["SERVER_MESSAGE", message]
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processAction SendServerVars = do
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    chan <- client's sendChan
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    si <- gets serverInfo
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    io $ writeChan chan ("SERVER_VARS" : vars si)
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    where
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        vars si = [
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            "MOTD_NEW", serverMessage si,
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            "MOTD_OLD", serverMessageForOldVersions si,
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            "LATEST_PROTO", B.pack . show $ latestReleaseVersion si
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            ]
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processAction (ProtocolError msg) = do
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    chan <- client's sendChan
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    processAction $ AnswerClients [chan] ["ERROR", msg]
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processAction (Warning msg) = do
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    chan <- client's sendChan
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    processAction $ AnswerClients [chan] ["WARNING", msg]
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processAction (NoticeMessage n) = do
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    chan <- client's sendChan
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    processAction $ AnswerClients [chan] ["NOTICE", B.pack . show . fromEnum $ n]
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processAction (ByeClient msg) = do
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    (Just ci) <- gets clientIndex
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    ri <- clientRoomA
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    chan <- client's sendChan
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    clNick <- client's nick
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    when (ri /= lobbyId) $ do
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        processAction $ MoveToLobby ("quit: " `B.append` msg)
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        return ()
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    clientsChans <- liftM (Prelude.map sendChan . Prelude.filter logonPassed) $! allClientsS
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    io $
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        infoM "Clients" (show ci ++ " quits: " ++ B.unpack msg)
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    processAction $ AnswerClients [chan] ["BYE", msg]
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    processAction $ AnswerClients clientsChans ["LOBBY:LEFT", clNick, msg]
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    s <- get
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    put $! s{removedClients = ci `Set.insert` removedClients s}
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processAction (DeleteClient ci) = do
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    rnc <- gets roomsClients
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    io $ removeClient rnc ci
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    s <- get
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    put $! s{removedClients = ci `Set.delete` removedClients s}
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processAction (ModifyClient f) = do
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    (Just ci) <- gets clientIndex
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    rnc <- gets roomsClients
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    io $ modifyClient rnc f ci
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    return ()
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processAction (ModifyClient2 ci f) = do
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    rnc <- gets roomsClients
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    io $ modifyClient rnc f ci
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    return ()
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processAction (ModifyRoom f) = do
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    rnc <- gets roomsClients
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    ri <- clientRoomA
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    io $ modifyRoom rnc f ri
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    return ()
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processAction (ModifyServerInfo f) = do
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    modify (\s -> s{serverInfo = f $ serverInfo s})
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    si <- gets serverInfo
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    io $ writeServerConfig si
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processAction (MoveToRoom ri) = do
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    (Just ci) <- gets clientIndex
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    rnc <- gets roomsClients
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    io $ do
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        modifyClient rnc (\cl -> cl{teamsInGame = 0, isReady = False, isMaster = False}) ci
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        modifyRoom rnc (\r -> r{playersIn = playersIn r + 1}) ri
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        moveClientToRoom rnc ri ci
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    chans <- liftM (map sendChan) $ roomClientsS ri
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    clNick <- client's nick
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    processAction $ AnswerClients chans ["JOINED", clNick]
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processAction (MoveToLobby msg) = do
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    (Just ci) <- gets clientIndex
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    ri <- clientRoomA
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    rnc <- gets roomsClients
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    (gameProgress, playersNum) <- io $ room'sM rnc (gameinprogress &&& playersIn) ri
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    ready <- client's isReady
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    master <- client's isMaster
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--    client <- client's id
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    clNick <- client's nick
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    chans <- othersChans
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    if master then
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        if gameProgress && playersNum > 1 then
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            mapM_ processAction [ChangeMaster, AnswerClients chans ["LEFT", clNick, msg], NoticeMessage AdminLeft, RemoveClientTeams ci]
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            else
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            processAction RemoveRoom
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        else
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        mapM_ processAction [AnswerClients chans ["LEFT", clNick, msg], RemoveClientTeams ci]
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    io $ do
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            modifyRoom rnc (\r -> r{
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                    playersIn = playersIn r - 1,
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                    readyPlayers = if ready then readyPlayers r - 1 else readyPlayers r
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                    }) ri
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            moveClientToLobby rnc ci
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   212
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processAction ChangeMaster = do
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    ri <- clientRoomA
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    rnc <- gets roomsClients
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    newMasterId <- liftM head . io $ roomClientsIndicesM rnc ri
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    newMaster <- io $ client'sM rnc id newMasterId
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    let newRoomName = nick newMaster
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    mapM_ processAction [
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        ModifyRoom (\r -> r{masterID = newMasterId, name = newRoomName}),
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        ModifyClient2 newMasterId (\c -> c{isMaster = True}),
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        AnswerClients [sendChan newMaster] ["ROOM_CONTROL_ACCESS", "1"]
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        ]
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   224
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processAction (AddRoom roomName roomPassword) = do
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    Just clId <- gets clientIndex
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    rnc <- gets roomsClients
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    proto <- io $ client'sM rnc clientProto clId
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    let rm = newRoom{
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            masterID = clId,
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            name = roomName,
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            password = roomPassword,
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            roomProto = proto
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            }
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    rId <- io $ addRoom rnc rm
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   238
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    processAction $ MoveToRoom rId
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   240
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    chans <- liftM (map sendChan) $! roomClientsS lobbyId
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    mapM_ processAction [
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   244
        AnswerClients chans ["ROOM", "ADD", roomName]
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        , ModifyClient (\cl -> cl{isMaster = True})
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        ]
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   247
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   248
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processAction RemoveRoom = do
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   250
    Just clId <- gets clientIndex
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   251
    rnc <- gets roomsClients
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   252
    ri <- io $ clientRoomM rnc clId
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   253
    roomName <- io $ room'sM rnc name ri
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   254
    others <- othersChans
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    lobbyChans <- liftM (map sendChan) $! roomClientsS lobbyId
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   256
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   257
    mapM_ processAction [
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   258
            AnswerClients lobbyChans ["ROOM", "DEL", roomName],
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   259
            AnswerClients others ["ROOMABANDONED", roomName]
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   260
        ]
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   261
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    io $ removeRoom rnc ri
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   263
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   264
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   265
processAction (UnreadyRoomClients) = do
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   266
    rnc <- gets roomsClients
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   267
    ri <- clientRoomA
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    roomPlayers <- roomClientsS ri
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    roomClIDs <- io $ roomClientsIndicesM rnc ri
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    pr <- client's clientProto
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    processAction $ AnswerClients (map sendChan roomPlayers) $ notReadyMessage pr (map nick roomPlayers)
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    io $ mapM_ (modifyClient rnc (\cl -> cl{isReady = False})) roomClIDs
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    processAction $ ModifyRoom (\r -> r{readyPlayers = 0})
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    where
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        notReadyMessage p nicks = if p < 38 then "NOT_READY" : nicks else "CLIENT_FLAGS" : "-r" : nicks
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   277
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processAction (RemoveTeam teamName) = do
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   279
    rnc <- gets roomsClients
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   280
    ri <- clientRoomA
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   281
    inGame <- io $ room'sM rnc gameinprogress ri
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   282
    chans <- othersChans
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   283
    if inGame then
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   284
            mapM_ processAction [
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   285
                AnswerClients chans ["REMOVE_TEAM", teamName],
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   286
                ModifyRoom (\r -> r{teams = Prelude.filter (\t -> teamName /= teamname t) $ teams r})
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                ]
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   288
        else
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   289
            mapM_ processAction [
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   290
                AnswerClients chans ["EM", rmTeamMsg],
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   291
                ModifyRoom (\r -> r{
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   292
                    teams = Prelude.filter (\t -> teamName /= teamname t) $ teams r,
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   293
                    leftTeams = teamName : leftTeams r,
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   294
                    roundMsgs = roundMsgs r Seq.|> rmTeamMsg
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   295
                    })
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   296
                ]
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   297
    where
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   298
        rmTeamMsg = toEngineMsg $ B.singleton 'F' `B.append` teamName
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   299
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   300
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   301
processAction (RemoveClientTeams clId) = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   302
    rnc <- gets roomsClients
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   303
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   304
    removeTeamActions <- io $ do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   305
        clNick <- client'sM rnc nick clId
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   306
        rId <- clientRoomM rnc clId
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   307
        roomTeams <- room'sM rnc teams rId
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   308
        return . Prelude.map (RemoveTeam . teamname) . Prelude.filter (\t -> teamowner t == clNick) $ roomTeams
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   309
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   310
    mapM_ processAction removeTeamActions
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   311
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   312
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   313
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   314
processAction CheckRegistered = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   315
    (Just ci) <- gets clientIndex
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   316
    n <- client's nick
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   317
    h <- client's host
4991
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   318
    p <- client's clientProto
4918
c6d3aec73f93 Add Unique field to Client structure, and use it to check for matching recieved account status with client
unc0rr
parents: 4917
diff changeset
   319
    uid <- client's clUID
4991
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   320
    haveSameNick <- liftM (not . null . tail . filter (\c -> nick c == n)) allClientsS
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   321
    if haveSameNick then
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   322
        if p < 38 then
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   323
            mapM_ processAction [ByeClient "Nickname is already in use", removeNick]
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   324
            else
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   325
            mapM_ processAction [NoticeMessage NickAlreadyInUse, removeNick]
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   326
        else
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   327
        do
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   328
        db <- gets (dbQueries . serverInfo)
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   329
        io $ writeChan db $ CheckAccount ci (hashUnique uid) n h
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   330
        return ()
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   331
   where
90d1fb9fc2e1 Fix check for duplicated nickname
unc0rr
parents: 4989
diff changeset
   332
       removeNick = ModifyClient (\c -> c{nick = ""})
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   333
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   334
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   335
processAction ClearAccountsCache = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   336
    dbq <- gets (dbQueries . serverInfo)
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   337
    io $ writeChan dbq ClearCache
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   338
    return ()
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   339
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   340
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   341
processAction (ProcessAccountInfo info) =
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   342
    case info of
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   343
        HasAccount passwd isAdmin -> do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   344
            chan <- client's sendChan
4923
c7829611c682 Fix admin stuff :D
unc0rr
parents: 4922
diff changeset
   345
            mapM_ processAction [AnswerClients [chan] ["ASKPASSWORD"], ModifyClient (\c -> c{webPassword = passwd, isAdministrator = isAdmin})]
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   346
        Guest ->
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   347
            processAction JoinLobby
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   348
        Admin -> do
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   349
            mapM_ processAction [ModifyClient (\cl -> cl{isAdministrator = True}), JoinLobby]
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   350
            chan <- client's sendChan
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   351
            processAction $ AnswerClients [chan] ["ADMIN_ACCESS"]
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   352
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   353
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   354
processAction JoinLobby = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   355
    chan <- client's sendChan
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   356
    clientNick <- client's nick
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   357
    (lobbyNicks, clientsChans) <- liftM (unzip . Prelude.map (nick &&& sendChan) . Prelude.filter logonPassed) $! allClientsS
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   358
    mapM_ processAction $
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   359
        AnswerClients clientsChans ["LOBBY:JOINED", clientNick]
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   360
        : AnswerClients [chan] ("LOBBY:JOINED" : clientNick : lobbyNicks)
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   361
        : [ModifyClient (\cl -> cl{logonPassed = True}), SendServerMessage]
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   362
4942
1c85a8e6e11c Okay, a compatibility layer for clients of 0.9.15 version (not sure about old versions, as I removed all compatibility hacks for older versions previously)
unc0rr
parents: 4932
diff changeset
   363
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   364
processAction (KickClient kickId) = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   365
    modify (\s -> s{clientIndex = Just kickId})
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   366
    processAction $ ByeClient "Kicked"
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   367
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   368
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   369
processAction (BanClient seconds reason banId) = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   370
    modify (\s -> s{clientIndex = Just banId})
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   371
    clHost <- client's host
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   372
    currentTime <- io getCurrentTime
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   373
    let msg = "Ban for " `B.append` (B.pack . show $ seconds) `B.append` "seconds (" `B.append` reason ` B.append` ")"
4909
dc6482438674 - Implement BAN protocol command
unc0rr
parents: 4907
diff changeset
   374
    mapM_ processAction [
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   375
        ModifyServerInfo (\s -> s{lastLogins = (clHost, (addUTCTime seconds currentTime, msg)) : lastLogins s})
4909
dc6482438674 - Implement BAN protocol command
unc0rr
parents: 4907
diff changeset
   376
        , KickClient banId
dc6482438674 - Implement BAN protocol command
unc0rr
parents: 4907
diff changeset
   377
        ]
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   378
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   379
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   380
processAction (KickRoomClient kickId) = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   381
    modify (\s -> s{clientIndex = Just kickId})
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   382
    ch <- client's sendChan
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   383
    mapM_ processAction [AnswerClients [ch] ["KICKED"], MoveToLobby "kicked"]
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   384
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   385
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   386
processAction (AddClient cl) = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   387
    rnc <- gets roomsClients
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   388
    si <- gets serverInfo
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   389
    newClId <- io $ do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   390
        ci <- addClient rnc cl
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   391
        t <- forkIO $ clientRecvLoop (clientSocket cl) (coreChan si) ci
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   392
        _ <- forkIO $ clientSendLoop (clientSocket cl) t (coreChan si) (sendChan cl) ci
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   393
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   394
        infoM "Clients" (show ci ++ ": New client. Time: " ++ show (connectTime cl))
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   395
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   396
        return ci
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   397
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   398
    modify (\s -> s{clientIndex = Just newClId})
4973
53411a26df7e Add server version (which is separate from protocol version) and a check in frontend for a new enough server (currently only qWarning)
unc0rr
parents: 4962
diff changeset
   399
    processAction $ AnswerClients [sendChan cl] ["CONNECTED", "Hedgewars server http://www.hedgewars.org/", serverVersion]
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   400
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   401
    let newLogins = takeWhile (\(_ , (time, _)) -> connectTime cl `diffUTCTime` time <= 0) $ lastLogins si
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   402
    let info = host cl `Prelude.lookup` newLogins
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   403
    if isJust info then
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   404
        mapM_ processAction [ModifyServerInfo (\s -> s{lastLogins = newLogins}), ByeClient (snd .  fromJust $ info)]
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   405
        else
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   406
        processAction $ ModifyServerInfo (\s -> s{lastLogins = (host cl, (addUTCTime 10 $ connectTime cl, "Reconnected too fast")) : newLogins})
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   407
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   408
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   409
processAction PingAll = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   410
    rnc <- gets roomsClients
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   411
    io (allClientsM rnc) >>= mapM_ (kickTimeouted rnc)
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   412
    cis <- io $ allClientsM rnc
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   413
    chans <- io $ mapM (client'sM rnc sendChan) cis
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   414
    io $ mapM_ (modifyClient rnc (\cl -> cl{pingsQueue = pingsQueue cl + 1})) cis
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   415
    processAction $ AnswerClients chans ["PING"]
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   416
    where
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   417
        kickTimeouted rnc ci = do
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   418
            pq <- io $ client'sM rnc pingsQueue ci
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   419
            when (pq > 0) $
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   420
                withStateT (\as -> as{clientIndex = Just ci}) $
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   421
                    processAction (ByeClient "Ping timeout")
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   422
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   423
4914
5c33bb53c1e5 Stub for server restart command
unc0rr
parents: 4909
diff changeset
   424
processAction StatsAction = do
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   425
    rnc <- gets roomsClients
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   426
    si <- gets serverInfo
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   427
    (roomsNum, clientsNum) <- io $ withRoomsAndClients rnc st
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   428
    io $ writeChan (dbQueries si) $ SendStats clientsNum (roomsNum - 1)
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   429
    where
4932
f11d80bac7ed - Take into account hlint suggestions
unc0rr
parents: 4923
diff changeset
   430
          st irnc = (length $ allRooms irnc, length $ allClients irnc)
4907
8bf14795a528 KICK and BAN actions (ban has no protocol command for it yet)
unc0rr
parents: 4905
diff changeset
   431
4955
84543ecae8c3 Don't forkIO main loop
unc0rr
parents: 4942
diff changeset
   432
processAction (RestartServer force) = do
84543ecae8c3 Don't forkIO main loop
unc0rr
parents: 4942
diff changeset
   433
    if force then do
4962
705c6186ad9d Start new server on RestartException
unc0rr
parents: 4960
diff changeset
   434
        throw RestartException
4955
84543ecae8c3 Don't forkIO main loop
unc0rr
parents: 4942
diff changeset
   435
        else
84543ecae8c3 Don't forkIO main loop
unc0rr
parents: 4942
diff changeset
   436
        processAction $ ModifyServerInfo (\s -> s{restartPending=True})