From 11c2c16835b3e8368be77ccc5b7ddf949021eccd Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Sat, 3 Jul 2010 21:26:00 +0200
Subject: Moved files around as a preliminary for architectural changes.

---
 HsbotIrcBot/Hsbot/Irc/Command.hs | 74 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 HsbotIrcBot/Hsbot/Irc/Command.hs

(limited to 'HsbotIrcBot/Hsbot/Irc/Command.hs')

diff --git a/HsbotIrcBot/Hsbot/Irc/Command.hs b/HsbotIrcBot/Hsbot/Irc/Command.hs
new file mode 100644
index 0000000..51c2187
--- /dev/null
+++ b/HsbotIrcBot/Hsbot/Irc/Command.hs
@@ -0,0 +1,74 @@
+module Hsbot.Irc.Command
+    ( processInternalCommand
+    , registerCommand
+    , unregisterCommand
+    ) where
+
+import Control.Monad.State
+import qualified Data.List as L
+import qualified Data.Map as M
+import Data.Maybe
+
+import Hsbot.Irc.Message
+import Hsbot.Irc.Plugin
+import Hsbot.Irc.Types
+import Hsbot.Types
+
+-- | Registers a plugin's command
+registerCommand :: String -> String -> IrcBot ()
+registerCommand cmd pluginName' = do
+    ircBot  <- get
+    let cmds    = ircBotCommands ircBot
+        plugins = ircBotPlugins ircBot
+    case M.lookup pluginName' plugins of
+        Just _  -> let pluginNames = pluginName' : fromMaybe [] (M.lookup cmd cmds) -- TODO : remove/check for duplicates ?
+                       newCmds     = M.insert cmd pluginNames cmds
+                   in  put $ ircBot { ircBotCommands = newCmds }
+        Nothing -> return ()
+
+-- | Unregisters a plugin's command
+unregisterCommand :: String -> String -> IrcBot ()
+unregisterCommand cmd pluginName' = do
+    ircBot    <- get
+    let cmds    = ircBotCommands ircBot
+        newCmds = M.adjust (L.delete pluginName') cmd cmds
+    put $ ircBot { ircBotCommands = newCmds }
+
+-- | Processes an internal command
+processInternalCommand :: IrcBotMsg -> IrcBot (BotStatus)
+processInternalCommand (IntIrcCmd ircCmd)
+  | ircCmdTo ircCmd == "CORE"   = processCoreCommand ircCmd
+  | otherwise = do
+      plugins <- gets ircBotPlugins
+      case M.lookup (ircCmdTo ircCmd) plugins of
+          Just (plugin, _, _) -> sendToPlugin (IntIrcCmd ircCmd) plugin
+          Nothing          -> return ()
+      return BotContinue
+processInternalCommand _ = return (BotContinue)
+
+-- | Processes a core command
+processCoreCommand :: IrcCmd -> IrcBot (BotStatus)
+processCoreCommand ircCmd = do
+    let command' = ircCmdCmd ircCmd
+        originalRequest = ircCmdBotMsg ircCmd
+    case command' of
+        "LIST"       -> listPlugins originalRequest (ircCmdFrom ircCmd)
+        "LOAD"       -> loadIrcPlugin $ ircCmdMsg ircCmd
+        "REGISTER"   -> registerCommand (ircCmdMsg ircCmd) (ircCmdFrom ircCmd)
+        "UNLOAD"     -> unloadIrcPlugin $ ircCmdMsg ircCmd
+        "UNREGISTER" -> unregisterCommand (ircCmdMsg ircCmd) (ircCmdFrom ircCmd)
+        "UPDATE"     -> processUpdateCommand ircCmd
+        _            -> return ()
+    if command' == "REBOOT"
+      then return BotReboot
+      else return BotContinue
+
+-- | Process an update command
+processUpdateCommand :: IrcCmd -> IrcBot ()
+processUpdateCommand ircCmd = do
+    ircbot <- get
+    let oldData = ircBotResumeData ircbot
+        from    = ircCmdFrom ircCmd
+        stuff   = ircCmdMsg ircCmd
+    put $ ircbot { ircBotResumeData = M.insert from stuff oldData }
+
-- 
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