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module Hsbot.IRC
( IrcLine(..)
, connectServer
, initServer
, parseIrcMsg
, ping
, pong
)where
import Control.Monad
import Data.List(isPrefixOf)
import Network
import qualified Network.IRC as IRC
import System.IO
import Hsbot.Core
type User = String
type Channel = String
type Command = String
type Args = [String]
-- | An IRC line
data IrcLine = Str String -- a regular string
| Quit (IrcServer, Handle) -- a quit message from a server
| Join (IrcServer, Channel) -- joined a channel
| Part (IrcServer, Channel) -- parted the channel
| Ping (String) -- pinged by the server
| Reboot -- reboot message sent
| Nil -- signifies thread death, only happens after reboot
deriving (Eq,Show)
-- | Parses an IrcInput
parseIrcMsg :: String -> IrcInput
parseIrcMsg str = (Cmd "user" "channel" (str, Just "args"))
-- | Connects to a server
connectServer :: IrcServer -> IO (IrcServer, Handle)
connectServer server = do
let name = address server
port_number = port server
handle <- connectTo name (PortNumber $ fromIntegral port_number)
hSetBuffering handle NoBuffering
return (server, handle)
-- | Setup a newly connected server by sending nick and join stuff
initServer :: (IrcServer, Handle) -> IO ()
initServer (server, handle) = do
sendstr handle (IRC.encode . IRC.nick $ nickname server)
sendstr handle (IRC.encode $ IRC.user (nickname server) "0" "*" (realname server))
when (not . null $ password server) $ do
sendstr handle (IRC.encode $ IRC.privmsg "nickserv" ("identify" ++ (password server)))
mapM_ (sendstr handle . IRC.encode . IRC.joinChan) (channels server)
return ()
-- | Check if a message is a PING
ping :: String -> Bool
ping = isPrefixOf "PING :"
-- | Send a pong message given a ping message
pong :: Handle -> String -> IO ()
pong handle str = sendstr handle $ "PONG " ++ (drop 5 str)
|
