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-rw-r--r--Hsbot/Irc/Plugin/Ping.hs36
1 files changed, 36 insertions, 0 deletions
diff --git a/Hsbot/Irc/Plugin/Ping.hs b/Hsbot/Irc/Plugin/Ping.hs
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+module Hsbot.Irc.Plugin.Ping
+ ( ircBotPluginPing
+ ) where
+
+import Control.Concurrent (myThreadId)
+import Control.Concurrent.Chan
+import Control.Exception
+import Control.Monad.State
+import Prelude hiding (catch)
+
+import Hsbot.Irc.Message
+import Hsbot.Irc.PluginCommons
+
+-- | The plugin's main entry point
+ircBotPluginPing :: Chan IrcBotMsg -> Chan IrcBotMsg -> IO ()
+ircBotPluginPing myChan masterChan = do
+ threadId <- myThreadId
+ let plugin = IrcPluginState { ircPluginName = "Ping"
+ , ircPluginThreadId = threadId
+ , ircPluginChan = myChan
+ , ircPluginMasterChan = masterChan }
+ _ <- (execStateT run plugin) `catch` (\(_ :: AsyncException) -> return plugin)
+ return ()
+
+-- | The IrcPlugin monad main function
+run :: IrcPlugin ()
+run = forever $ do
+ msg <- readMsg
+ eval msg
+ where
+ eval :: IrcBotMsg -> IrcPlugin ()
+ eval (InIrcMsg msg)
+ | (ircMsgCommand msg) == "PING" = writeMsg . OutIrcMsg $ IrcMsg Nothing "PONG" (ircMsgParameters msg)
+ | otherwise = return ()
+ eval _ = return ()
+