From d922240e9a28680d48014604576620d7fc5aa605 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Thu, 22 Apr 2010 00:05:35 +0200
Subject: Wrote the list plugin command.

---
 Hsbot/Command.hs   |  2 ++
 Hsbot/IRCParser.hs |  4 ++--
 Hsbot/IRCPlugin.hs |  8 ++++++--
 Hsbot/Plugin.hs    | 12 +++++++++++-
 4 files changed, 21 insertions(+), 5 deletions(-)

(limited to 'Hsbot')

diff --git a/Hsbot/Command.hs b/Hsbot/Command.hs
index 1eaee82..ea372e4 100644
--- a/Hsbot/Command.hs
+++ b/Hsbot/Command.hs
@@ -76,7 +76,9 @@ processInternalCommand _ = return ()
 processCoreCommand :: IntCmd -> IrcBot ()
 processCoreCommand intCmd = do
     let command' = intCmdCmd intCmd
+        originalRequest = intCmdBotMsg intCmd
     case command' of
+        "LIST"       -> listPlugins originalRequest (intCmdFrom intCmd)
         "LOAD"       -> traceM $ inColor "hsbot has been compiled in static mode." [31]
         "UNLOAD"     -> unloadPlugin $ intCmdMsg intCmd
         "REGISTER"   -> registerCommand (intCmdMsg intCmd) (intCmdFrom intCmd)
diff --git a/Hsbot/IRCParser.hs b/Hsbot/IRCParser.hs
index a5f2e41..263ac1f 100644
--- a/Hsbot/IRCParser.hs
+++ b/Hsbot/IRCParser.hs
@@ -18,8 +18,8 @@ pMsg = do
     pfx <- optionMaybe pPrefix
     cmd <- pCommand
     params <- many (char ' ' >> (pLongParam <|> pShortParam))
-    --char '\r'
-    eof
+    char '\r'
+    --eof
     return $ IrcMsg pfx cmd params
 
 pPrefix :: ParsecT String u Identity [Char]
diff --git a/Hsbot/IRCPlugin.hs b/Hsbot/IRCPlugin.hs
index 568eb1d..c32d24c 100644
--- a/Hsbot/IRCPlugin.hs
+++ b/Hsbot/IRCPlugin.hs
@@ -1,6 +1,7 @@
 module Hsbot.IRCPlugin
     ( readMsg
     , sendCommand
+    , sendCommandWithRequest
     , sendRegisterCommand
     , sendUnregisterCommand
     , writeMsg
@@ -25,10 +26,13 @@ writeMsg botMsg = do
 
 -- | Commands management
 sendCommand :: String -> String -> String -> IrcPlugin ()
-sendCommand cmd to params = do
+sendCommand cmd to params = sendCommandWithRequest cmd to params Nothing
+
+sendCommandWithRequest :: String -> String -> String -> Maybe IrcMsg -> IrcPlugin ()
+sendCommandWithRequest cmd to params originalRequest = do
     serverChan <- gets instanceServerChan
     from       <- gets instanceName
-    liftIO $ writeChan serverChan $ InternalCmd $ IntCmd cmd from to params Nothing
+    liftIO $ writeChan serverChan $ InternalCmd $ IntCmd cmd from to params originalRequest
 
 sendRegisterCommand :: String -> IrcPlugin ()
 sendRegisterCommand cmd = sendCommand "REGISTER" "CORE" cmd
diff --git a/Hsbot/Plugin.hs b/Hsbot/Plugin.hs
index 34c6603..43ce0fb 100644
--- a/Hsbot/Plugin.hs
+++ b/Hsbot/Plugin.hs
@@ -1,5 +1,6 @@
 module Hsbot.Plugin
-    ( loadPlugin
+    ( listPlugins
+    , loadPlugin
     , sendToPlugin
     , unloadPlugin
     ) where
@@ -31,6 +32,15 @@ effectivelyLoadPlugin name entryPoint serverChan = do
     threadId <- forkIO $ entryPoint serverChan chan
     return $ Plugin name threadId chan
 
+-- | Sends a list of loaded plugins
+listPlugins :: Maybe IrcMsg -> String -> IrcBot ()
+listPlugins originalRequest dest = do
+    plugins <- gets botPlugins
+    let listing = unwords $ M.keys plugins
+    case M.lookup dest plugins of
+        Just plugin -> sendToPlugin (InternalCmd $ IntCmd "ANSWER" "CORE" dest listing originalRequest) plugin
+        Nothing     -> return ()
+
 -- | Unloads a plugin
 unloadPlugin :: String -> IrcBot ()
 unloadPlugin name = do
-- 
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