netserver/Miscutils.hs
author unc0rr
Wed, 22 Oct 2008 21:41:00 +0000
changeset 1402 c164f215f7d2
parent 1396 abb28dcb6d0d
child 1403 b8c921ed0f13
permissions -rw-r--r--
- Fix a bug screwing rooms list - Also show teams number in rooms list
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
849
82ac0596aa3c Start work on standalone server in Haskell
unc0rr
parents:
diff changeset
     1
module Miscutils where
82ac0596aa3c Start work on standalone server in Haskell
unc0rr
parents:
diff changeset
     2
82ac0596aa3c Start work on standalone server in Haskell
unc0rr
parents:
diff changeset
     3
import IO
82ac0596aa3c Start work on standalone server in Haskell
unc0rr
parents:
diff changeset
     4
import Control.Concurrent.STM
894
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
     5
import Data.Word
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
     6
import Data.Char
901
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
     7
import Data.List
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
     8
import Maybe (fromJust)
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
     9
import qualified Data.Map as Map
849
82ac0596aa3c Start work on standalone server in Haskell
unc0rr
parents:
diff changeset
    10
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    11
data ClientInfo =
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    12
 ClientInfo
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    13
	{
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    14
		chan :: TChan [String],
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    15
		handle :: Handle,
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    16
		nick :: String,
894
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
    17
		protocol :: Word16,
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    18
		room :: String,
1391
735f6d43780b Implement kick
unc0rr
parents: 1383
diff changeset
    19
		isMaster :: Bool,
735f6d43780b Implement kick
unc0rr
parents: 1383
diff changeset
    20
		forceQuit :: Bool
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    21
	}
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    22
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    23
instance Eq ClientInfo where
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    24
	a1 == a2 = handle a1 == handle a2
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    25
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    26
data HedgehogInfo =
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    27
	HedgehogInfo String String
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    28
1083
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    29
data TeamInfo =
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    30
	TeamInfo
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    31
	{
1329
69ddc231a911 - Only team owner can remove team from the list
unc0rr
parents: 1327
diff changeset
    32
		teamowner :: String,
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    33
		teamname :: String,
1321
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
    34
		teamcolor :: String,
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
    35
		teamgrave :: String,
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
    36
		teamfort :: String,
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
    37
		difficulty :: Int,
1327
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
    38
		hhnum :: Int,
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    39
		hedgehogs :: [HedgehogInfo]
1083
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    40
	}
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    41
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    42
data RoomInfo =
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    43
	RoomInfo
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    44
	{
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    45
		name :: String,
1083
3448dd03483f Further work on dedicated server
unc0rr
parents: 1082
diff changeset
    46
		password :: String,
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    47
		roomProto :: Word16,
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    48
		teams :: [TeamInfo],
1333
b0b0510eb82d - Fix a bug with chosen map (new clinet gets wrong information)
unc0rr
parents: 1329
diff changeset
    49
		gamemap :: String,
1350
99a921e292f4 - Reverse the order of client list
unc0rr
parents: 1333
diff changeset
    50
		gameinprogress :: Bool,
1396
abb28dcb6d0d - Send additional info on rooms
unc0rr
parents: 1391
diff changeset
    51
		playersIn :: Int,
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
    52
		params :: Map.Map String [String]
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    53
	}
1396
abb28dcb6d0d - Send additional info on rooms
unc0rr
parents: 1391
diff changeset
    54
createRoom = (RoomInfo "" "" 0 [] "+rnd+" False 1 Map.empty)
851
8ffa4ad0d8ea Introduce function to atomically change both lists
unc0rr
parents: 849
diff changeset
    55
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    56
type ClientsTransform = [ClientInfo] -> [ClientInfo]
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    57
type RoomsTransform = [RoomInfo] -> [RoomInfo]
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    58
type HandlesSelector = ClientInfo -> [ClientInfo] -> [RoomInfo] -> [Handle]
1304
05cebf68ebd8 Start refactoring standalone server (prepare to change protocol)
unc0rr
parents: 1083
diff changeset
    59
type CmdHandler = ClientInfo -> [ClientInfo] -> [RoomInfo] -> [String] -> (ClientsTransform, RoomsTransform, [(HandlesSelector, [String])])
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    60
901
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    61
902
3cc10f0aae37 Finish conversion
unc0rr
parents: 901
diff changeset
    62
roomByName :: String -> [RoomInfo] -> RoomInfo
3cc10f0aae37 Finish conversion
unc0rr
parents: 901
diff changeset
    63
roomByName roomName rooms = fromJust $ find (\room -> roomName == name room) rooms
3cc10f0aae37 Finish conversion
unc0rr
parents: 901
diff changeset
    64
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    65
tselect :: [ClientInfo] -> STM ([String], ClientInfo)
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    66
tselect = foldl orElse retry . map (\ci -> (flip (,) ci) `fmap` readTChan (chan ci))
889
3bf9dc791f45 Some work on newhwserv
unc0rr
parents: 852
diff changeset
    67
894
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
    68
maybeRead :: Read a => String -> Maybe a
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
    69
maybeRead s = case reads s of
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
    70
	[(x, rest)] | all isSpace rest -> Just x
2ca76a7f3121 - Fixed some bugs
unc0rr
parents: 890
diff changeset
    71
	_         -> Nothing
901
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    72
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    73
deleteBy2t :: (a -> b -> Bool) -> b -> [a] -> [a]
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    74
deleteBy2t _  _ [] = []
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    75
deleteBy2t eq x (y:ys) = if y `eq` x then ys else y : deleteBy2t eq x ys
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    76
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    77
deleteFirstsBy2t :: (a -> b -> Bool) -> [a] -> [b] -> [a]
2f5ce9a584f9 Modify protocol implementation functions interface (convertation not yet finished)
unc0rr
parents: 895
diff changeset
    78
deleteFirstsBy2t eq =  foldl (flip (deleteBy2t eq))
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    79
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    80
sameRoom :: HandlesSelector
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    81
sameRoom client clients rooms = map handle $ filter (\ci -> room ci == room client) clients
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    82
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    83
othersInRoom :: HandlesSelector
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    84
othersInRoom client clients rooms = map handle $ filter (client /=) $ filter (\ci -> room ci == room client) clients
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    85
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    86
fromRoom :: String -> HandlesSelector
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    87
fromRoom roomName _ clients _ = map handle $ filter (\ci -> room ci == roomName) clients
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    88
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    89
clientOnly :: HandlesSelector
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    90
clientOnly client _ _ = [handle client]
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    91
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    92
noChangeClients :: ClientsTransform
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    93
noChangeClients a = a
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    94
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    95
modifyClient :: ClientInfo -> ClientsTransform
1321
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
    96
modifyClient _ [] = error "modifyClient: no such client"
1082
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    97
modifyClient client (cl:cls) =
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    98
	if cl == client then
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
    99
		client : cls
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   100
	else
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   101
		cl : (modifyClient client cls)
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   102
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   103
noChangeRooms :: RoomsTransform
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   104
noChangeRooms a = a
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   105
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   106
addRoom :: RoomInfo -> RoomsTransform
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   107
addRoom room rooms = room:rooms
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   108
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   109
removeRoom :: String -> RoomsTransform
596b1dcdc1df - Modify network protocol to use new delimiter
unc0rr
parents: 902
diff changeset
   110
removeRoom roomname rooms = filter (\rm -> roomname /= name rm) rooms
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
   111
1321
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
   112
modifyRoom :: RoomInfo -> RoomsTransform
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
   113
modifyRoom _ [] = error "changeRoomConfig: no such room"
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
   114
modifyRoom room (rm:rms) =
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
   115
	if name room == name rm then
d7dc4e86201e - Add protocol description (just started)
unc0rr
parents: 1317
diff changeset
   116
		room : rms
1317
13cf8c5a7428 Server now fully supports game options
unc0rr
parents: 1304
diff changeset
   117
	else
1402
c164f215f7d2 - Fix a bug screwing rooms list
unc0rr
parents: 1396
diff changeset
   118
		rm : modifyRoom room rms
1327
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   119
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   120
modifyTeam :: RoomInfo -> TeamInfo -> RoomInfo
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   121
modifyTeam room team = room{teams = replaceTeam team $ teams room}
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   122
	where
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   123
	replaceTeam _ [] = error "modifyTeam: no such team"
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   124
	replaceTeam team (t:teams) =
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   125
		if teamname team == teamname t then
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   126
			team : teams
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   127
		else
9d43a6e6b9ca Can choose hedgehogs number now
unc0rr
parents: 1321
diff changeset
   128
			t : replaceTeam team teams