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{-
* Hedgewars, a free turn based strategy game
* Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
\-}
{-# LANGUAGE OverloadedStrings #-}
module HWProtoLobbyState where
import Data.Maybe
import Data.List
import Control.Monad
import Control.Monad.Reader
import qualified Data.ByteString.Char8 as B
--------------------------------------
import CoreTypes
import Utils
import Consts
import HandlerUtils
import RoomsAndClients
import EngineInteraction
import CommandHelp
handleCmd_lobby :: CmdHandler
handleCmd_lobby ["LIST"] = do
(ci, irnc) <- ask
let cl = irnc `client` ci
rooms <- allRoomInfos
let roomsInfoList = concatMap (\r -> roomInfo (clientProto cl) (maybeNick . liftM (client irnc) $ masterID r) r) . filter (\r -> (roomProto r == clientProto cl))
return $ if hasAskedList cl then [] else
[ ModifyClient (\c -> c{hasAskedList = True})
, AnswerClients [sendChan cl] ("ROOMS" : roomsInfoList rooms)]
handleCmd_lobby ["CHAT", msg] = do
n <- clientNick
s <- roomOthersChans
return [AnswerClients s ["CHAT", n, msg], RegisterEvent LobbyChatMessage]
handleCmd_lobby ["CREATE_ROOM", rName, roomPassword]
| illegalName rName = return [Warning $ loc "Illegal room name! A room name must be between 1-40 characters long, must not have a trailing or leading space and must not have any of these characters: $()*+?[]^{|}"]
| otherwise = do
rs <- allRoomInfos
cl <- thisClient
return $ if isJust $ find (\r -> rName == name r) rs then
[Warning $ loc "A room with the same name already exists."]
else
[
AddRoom rName roomPassword
, AnswerClients [sendChan cl] ["CLIENT_FLAGS", "+hr", nick cl]
, ModifyClient (\c -> c{isMaster = True, isReady = True, isJoinedMidGame = False})
, ModifyRoom (\r -> r{readyPlayers = 1})
]
handleCmd_lobby ["CREATE_ROOM", rName] =
handleCmd_lobby ["CREATE_ROOM", rName, ""]
handleCmd_lobby ["JOIN_ROOM", roomName, roomPassword] = do
(_, irnc) <- ask
let ris = allRooms irnc
cl <- thisClient
let maybeRI = find (\ri -> roomName == name (irnc `room` ri)) ris
let jRI = fromJust maybeRI
let jRoom = irnc `room` jRI
let sameProto = clientProto cl == roomProto jRoom
let jRoomClients = map (client irnc) $ roomClients irnc jRI
let nicks = map nick jRoomClients
let owner = find isMaster jRoomClients
let chans = map sendChan (cl : jRoomClients)
let isBanned = host cl `elem` roomBansList jRoom
let clTeams =
if (clientProto cl >= 48) && (isJust $ gameInfo jRoom) && isRegistered cl then
filter (\t -> teamowner t == nick cl) . teamsAtStart . fromJust $ gameInfo jRoom
else
[]
let clTeamsNames = map teamname clTeams
return $
if isNothing maybeRI then
[Warning $ loc "No such room."]
else if (not sameProto) && (not $ isAdministrator cl) then
[Warning $ loc "Room version incompatible to your Hedgewars version!"]
else if isRestrictedJoins jRoom && not (hasSuperPower cl) then
[Warning $ loc "Access denied. This room currently doesn't allow joining."]
else if isRegisteredOnly jRoom && (not $ isRegistered cl) && not (isAdministrator cl) then
[Warning $ loc "Access denied. This room is for registered users only."]
else if isBanned then
[Warning $ loc "You are banned from this room."]
else if roomPassword /= password jRoom && not (hasSuperPower cl) then
[NoticeMessage WrongPassword]
else
(
MoveToRoom jRI
: ModifyClient (\c -> c{isJoinedMidGame = isJust $ gameInfo jRoom
, teamsInGame = fromIntegral $ length clTeams
, clientClan = teamcolor `fmap` listToMaybe clTeams})
: AnswerClients chans ["CLIENT_FLAGS", "-r", nick cl]
: [(AnswerClients [sendChan cl] $ "JOINED" : nicks) | not $ null nicks]
)
++ [ModifyRoom (\r -> let (t', g') = moveTeams clTeamsNames . fromJust $ gameInfo r in r{gameInfo = Just g', teams = t'}) | not $ null clTeams]
++ [AnswerClients [sendChan cl] ["CLIENT_FLAGS", "+h", nick $ fromJust owner] | isJust owner]
++ [sendStateFlags cl jRoomClients | not $ null jRoomClients]
++ answerFullConfig cl jRoom
++ answerTeams cl jRoom
++ watchRound cl jRoom chans
++ [AnswerClients [sendChan cl] ["CHAT", nickGreeting, greeting jRoom] | greeting jRoom /= ""]
++ map (\t -> AnswerClients chans ["EM", toEngineMsg $ 'G' `B.cons` t]) clTeamsNames
++ [AnswerClients [sendChan cl] ["EM", toEngineMsg "I"] | isPaused `fmap` gameInfo jRoom == Just True]
where
moveTeams :: [B.ByteString] -> GameInfo -> ([TeamInfo], GameInfo)
moveTeams cts g = (deleteFirstsBy2 (\a b -> teamname a == b) (teamsAtStart g) (leftTeams g \\ cts)
, g{leftTeams = leftTeams g \\ cts, rejoinedTeams = rejoinedTeams g ++ cts, teamsInGameNumber = teamsInGameNumber g + length cts})
sendStateFlags cl clients = AnswerClients [sendChan cl] . concat . intersperse [""] . filter (not . null) . concat $
[f "+r" ready, f "-r" unready, f "+g" ingame, f "-g" inroomlobby]
where
(ready, unready) = partition isReady clients
(ingame, inroomlobby) = partition isInGame clients
f fl lst = ["CLIENT_FLAGS" : fl : map nick lst | not $ null lst]
-- get config from gameInfo if possible, otherwise from room
answerFullConfig cl jRoom = let f r g = (if isJust $ gameInfo jRoom then g . fromJust . gameInfo else r) jRoom
in answerFullConfigParams cl (f mapParams giMapParams) (f params giParams)
answerTeams cl jRoom = let f = if isJust $ gameInfo jRoom then teamsAtStart . fromJust . gameInfo else teams in answerAllTeams cl $ f jRoom
watchRound cl jRoom chans = if isNothing $ gameInfo jRoom then
[]
else
AnswerClients [sendChan cl] ["RUN_GAME"]
: AnswerClients chans ["CLIENT_FLAGS", "+g", nick cl]
: ModifyClient (\c -> c{isInGame = True})
: [AnswerClients [sendChan cl] $ "EM" : toEngineMsg "e$spectate 1" : (reverse . roundMsgs . fromJust . gameInfo $ jRoom)]
handleCmd_lobby ["JOIN_ROOM", roomName] =
handleCmd_lobby ["JOIN_ROOM", roomName, ""]
handleCmd_lobby ["FOLLOW", asknick] = do
(_, rnc) <- ask
clChan <- liftM sendChan thisClient
ci <- clientByNick asknick
let ri = clientRoom rnc $ fromJust ci
let roomName = name $ room rnc ri
if isNothing ci || ri == lobbyId then
return []
else
liftM ((:) (AnswerClients [clChan] ["JOINING", roomName])) $ handleCmd_lobby ["JOIN_ROOM", roomName]
handleCmd_lobby ("RND":rs) = do
c <- liftM sendChan thisClient
return [Random [c] rs]
handleCmd_lobby ["HELP"] = do
cl <- thisClient
if isAdministrator cl then
return (cmdHelpActionList [sendChan cl] cmdHelpLobbyAdmin)
else
return (cmdHelpActionList [sendChan cl] cmdHelpLobbyPlayer)
---------------------------
-- Administrator's stuff --
handleCmd_lobby ["KICK", kickNick] = serverAdminOnly $ do
(ci, _) <- ask
kickId <- clientByNick kickNick
return [KickClient $ fromJust kickId | isJust kickId && fromJust kickId /= ci]
handleCmd_lobby ["BAN", banNick, reason, duration] = serverAdminOnly $ do
(ci, _) <- ask
banId <- clientByNick banNick
return [BanClient (readInt_ duration) reason (fromJust banId) | isJust banId && fromJust banId /= ci]
handleCmd_lobby ["BANIP", ip, reason, duration] = serverAdminOnly $
return [BanIP ip (readInt_ duration) reason]
handleCmd_lobby ["BANNICK", n, reason, duration] = serverAdminOnly $
return [BanNick n (readInt_ duration) reason]
handleCmd_lobby ["BANLIST"] = serverAdminOnly $
return [BanList]
handleCmd_lobby ["UNBAN", entry] = serverAdminOnly $
return [Unban entry]
handleCmd_lobby ["SET_SERVER_VAR", "MOTD_NEW", newMessage] = serverAdminOnly $
return [ModifyServerInfo (\si -> si{serverMessage = newMessage})]
handleCmd_lobby ["SET_SERVER_VAR", "MOTD_OLD", newMessage] = serverAdminOnly $
return [ModifyServerInfo (\si -> si{serverMessageForOldVersions = newMessage})]
handleCmd_lobby ["SET_SERVER_VAR", "LATEST_PROTO", protoNum] = serverAdminOnly $
return [ModifyServerInfo (\si -> si{latestReleaseVersion = readNum}) | readNum > 0]
where
readNum = readInt_ protoNum
handleCmd_lobby ["GET_SERVER_VAR"] = serverAdminOnly $
return [SendServerVars]
handleCmd_lobby ["CLEAR_ACCOUNTS_CACHE"] = serverAdminOnly $
return [ClearAccountsCache]
handleCmd_lobby ["RESTART_SERVER", "YES"] = serverAdminOnly $
return [RestartServer]
handleCmd_lobby ["RESTART_SERVER"] = serverAdminOnly $
return [Warning $ loc "Please confirm server restart with '/restart_server yes'."]
handleCmd_lobby ["RESTART_SERVER", _] = handleCmd_lobby ["RESTART_SERVER"]
handleCmd_lobby ["STATS"] = serverAdminOnly $
return [Stats]
handleCmd_lobby (s:_) = return [ProtocolError $ "Incorrect command '" `B.append` s `B.append` "' (state: in lobby)"]
handleCmd_lobby [] = return [ProtocolError "Empty command (state: in lobby)"]
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