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authortv <tv@krebsco.de>2019-01-13 23:52:05 +0100
committertv <tv@krebsco.de>2019-01-21 02:12:00 +0100
commitce276eee82ec0b8c4106beb4c51d6f9eb77335c4 (patch)
treee41019c40471a45659fefba1671fa68395f062d6 /src/Reaktor/Plugins/NickServ.hs
parentdffc580ca255cd118a0dfcdae7a5bb67f4824dcc (diff)
src: initv0.0.0
Diffstat (limited to 'src/Reaktor/Plugins/NickServ.hs')
-rw-r--r--src/Reaktor/Plugins/NickServ.hs92
1 files changed, 92 insertions, 0 deletions
diff --git a/src/Reaktor/Plugins/NickServ.hs b/src/Reaktor/Plugins/NickServ.hs
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+++ b/src/Reaktor/Plugins/NickServ.hs
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+{-# LANGUAGE DeriveGeneric, DeriveAnyClass #-}
+{-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE MultiWayIf #-}
+{-# LANGUAGE OverloadedStrings #-}
+module Reaktor.Plugins.NickServ (plugin) where
+
+import Control.Monad (when)
+import Data.Aeson
+import Data.Aeson.Types (parseEither)
+import qualified Data.ByteString.Char8 as BS
+import GHC.Generics
+import Reaktor.Message
+import Reaktor.Types
+import Reaktor.Utils (randomNick)
+
+
+data NickServConfig = NickServConfig {
+ passFile :: FilePath,
+ prefix :: BS.ByteString,
+ channels :: [BS.ByteString]
+ }
+ deriving (FromJSON,Generic)
+
+
+plugin :: Value -> IO Plugin
+plugin v =
+ case parseEither parseJSON v of
+ Right cfg -> do
+ pass <- do
+ [pass] <- lines <$> readFile (passFile cfg)
+ return (BS.pack pass)
+
+ return $ Plugin (run pass cfg) True
+ Left err ->
+ error err
+
+
+run :: BS.ByteString -> NickServConfig -> PluginFunc
+run pass cfg msg = do
+ nick_ <- getNick
+ case msg of
+
+ Message _ "<start>" _ -> do
+ nick0 <- lift randomNick
+ sendMsg (Message Nothing "NICK" [nick0])
+ sendMsg (Message Nothing "USER" [nick_, "*", "0", nick_])
+
+ -- TODO structured prefix, and check just for "NickServ"
+ Message (Just _prefix@"NickServ!NickServ@services.")
+ "NOTICE"
+ (_msgtarget:text:[]) -> do
+ if
+ | text == "You are now identified for \STX" <> nick_ <> "\STX." -> do
+ sendMsg (Message Nothing "NICK" [nick_])
+ | text == "\STX" <> nick_ <> "\STX has been released." -> do
+ sendMsg (Message Nothing "NICK" [nick_])
+ | text == "Invalid password for \STX" <> nick_ <> "\STX." -> do
+ error (BS.unpack text)
+ | text == "\STX" <> nick_ <> "\STX is not a registered nickname." -> do
+ error (BS.unpack text)
+ | otherwise ->
+ return ()
+
+
+ Message (Just _self) "NICK" (newnick:[]) -> do
+ when (newnick == nick_) $ do
+ -- TODO JOIN only if not already joined
+ -- i.e. not during subsequent nick changes
+ sendMsg (Message Nothing "JOIN" [ BS.intercalate "," (channels cfg) ])
+
+
+ -- RFC1459 ERR_NICKNAMEINUSE
+ Message (Just _servername) "433" (_msgtarget:nickinuse:_reason:[]) -> do
+ if nickinuse == nick_
+ then do
+ sendMsg (privmsg "NickServ" ["RELEASE", nickinuse])
+ else do
+ nick0 <- lift randomNick
+ sendMsg (Message Nothing "NICK" [nick0])
+
+ --RFC2812 ERR_UNAVAILRESOURCE
+ Message (Just _servername) "437" (_msgtarget:nickunavail:_reason:[]) -> do
+ when (nickunavail == nick_) $ do
+ sendMsg (privmsg "NickServ" ["RELEASE", nickunavail])
+
+ --RFC2812 RPL_WELCOME
+ Message _ "001" [_nick,_s] -> do
+ sendMsg' (privmsg "NickServ" ["IDENTIFY", nick_, pass])
+ (privmsg "NickServ" ["IDENTIFY", nick_, "<password>"])
+
+
+ _ -> return ()