From dfd0b3dcd72a8efa84612a4ae925204f3e4526d8 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Thu, 13 Aug 2009 00:07:08 +0200
Subject: Added the IRCParser (thx galdor), and PrivMsg handling (simply
 repeat)

---
 Hsbot/IRCParser.hs | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 Hsbot/IRCParser.hs

(limited to 'Hsbot/IRCParser.hs')

diff --git a/Hsbot/IRCParser.hs b/Hsbot/IRCParser.hs
new file mode 100644
index 0000000..a76e22a
--- /dev/null
+++ b/Hsbot/IRCParser.hs
@@ -0,0 +1,36 @@
+module Hsbot.IRCParser
+    ( IrcMsg (..)
+    , ircParser
+    ) where
+
+--import Text.Parsec
+import Text.ParserCombinators.Parsec
+
+-- |An IRC message.
+data IrcMsg = IrcMsg (Maybe String) String [String] -- (Maybe first statement) cmd [chan, params/sentence]
+    deriving (Show)
+
+--ircParser :: String -> IrcInput
+ircParser :: String -> Either ParseError IrcMsg
+ircParser str = parse pMsg "" str
+
+pMsg = do
+    pfx <- optionMaybe pPrefix
+    cmd <- pCommand
+    params <- many (char ' ' >> (pLongParam <|> pShortParam))
+    char '\r'
+    eof
+    return $ IrcMsg pfx cmd params
+
+pPrefix = do
+    char ':'
+    pfx <- many1 (noneOf " ")
+    space
+    return pfx
+
+pCommand = count 3 digit <|> many1 upper
+
+pLongParam = char ':' >> (many1 (noneOf "\r"))
+
+pShortParam = many1 (noneOf " \r")
+
-- 
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