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-- IRC art (spam)bot
import Data.Bits
import qualified Data.ByteString as S
import qualified Data.ByteString.Char8 as S.Char8
import qualified Data.ByteString.Internal as S.Internal
import Data.List
import Data.Word
import System.Directory
import System.Environment
import System.Exit
import System.IO
import Text.Printf
--import Debug.Trace
type BitMap = [Word8]
type MircString = String
type PpmBmp = [Word8]
type IrcChannel = String
data Image = Image {
imgBmp :: BitMap,
imgPitch :: Int,
imgHeight :: Int
}
ctrlC = [toEnum 03] :: String
ctrlO = [toEnum 15] :: String
ctrlV = [toEnum 22] :: String
-- https://www.mirc.com/colors.html
w24ToMirc :: BitMap -> MircString
w24ToMirc word
-- White
| (word!!0 > 210) && (word!!1 > 210) && (word!!2 > 210)
= "0"
-- Black
| (word!!0 == 0) && (word!!1 == 0) && (word!!2 == 0)
= "1"
-- Light red
| (word!!0 > 127) && (word!!1 == 0) && (word!!2 == 0)
= "4"
-- Light green
| (word!!0 == 0) && (word!!1 > 147) && (word!!2 == 0)
= "9"
-- Light blue
| (word!!0 == 0) && (word!!1 == 0) && (word!!2 > 127)
= "12"
-- Red (aka brown)
| (word!!0 <= 127) && (word!!1 == 0) && (word!!2 == 0)
= "5"
-- Green
| (word!!0 == 0) && (word!!1 <= 147) && (word!!2 == 0)
= "3"
-- Blue
| (word!!0 == 0) && (word!!1 == 0) && (word!!2 <= 127)
= "2"
-- Yellow
| (word!!0 > 252) && (word!!1 > 127) && (word!!2 == 0)
= "8"
-- Orange
| (word!!0 <= 252) && (word!!1 <= 127) && (word!!2 == 0)
= "7"
-- Pink
| (word!!0 > 156) && (word!!1 == 0) && (word!!2 > 156)
= "13"
-- Purple
| (word!!0 <= 156) && (word!!1 == 0) && (word!!2 <= 156)
= "6"
-- Light cyan
| (word!!0 == 0) && (word!!1 > 147) && (word!!2 > 147)
= "11"
-- Cyan
| (word!!0 == 0) && (word!!1 <= 147) && (word!!2 <= 147)
= "10"
-- Light grey
| (word!!0 > 127) && (word!!1 > 127) && (word!!2 > 127)
= "15"
-- Grey
| otherwise = "14"
lineToMirc :: BitMap -> MircString
lineToMirc [] = []
lineToMirc line = ctrlC ++ w24ToMirc (take 3 line) ++ ctrlV ++ " " ++ ctrlO
++ lineToMirc (drop 3 line)
bmpToMirc :: Int -> Int -> BitMap -> MircString
bmpToMirc _ 0 _ = []
bmpToMirc pitch height bmp =lineToMirc (take pitch bmp) ++ "\n"
++ bmpToMirc pitch (height-1) (drop pitch bmp)
w8Split :: Word8 -> [Word8] -> [[Word8]]
w8Split c = map S.unpack . S.split c . S.pack
w8ToString :: [Word8] -> String
w8ToString = S.Char8.unpack . S.pack
ppmToImage :: PpmBmp -> Image
ppmToImage ppm = Image
(intercalate [S.Internal.c2w '\n'] $ drop 3
(w8Split (S.Internal.c2w '\n') ppm))
((read (w8ToString
((w8Split (S.Internal.c2w ' ') ((w8Split
(S.Internal.c2w '\n') ppm) !! 1)) !! 0)))*3)
(read ( w8ToString
((w8Split (S.Internal.c2w ' ') ((w8Split
(S.Internal.c2w '\n') ppm) !! 1)) !! 1)))
ircConnect :: String -> MircString
ircConnect credentials = printf "NICK miaowe\r\n\
\USER nya 0 * :mew mew\r\n\
\PRIVMSG NickServ :IDENTIFY %s\r\n" credentials
waitForMessage :: (String -> Bool) -> IO String
waitForMessage p = getLine >>= \l -> if p l
then return l
else
(if (words l)!!0 == "PING"
then
putStr
("PONG " ++ ((words l)!!1) ++ "\r\n")
>> hFlush stdout
else return ())
>> waitForMessage p
waitForCloak :: IO String
waitForCloak = waitForMessage (\l -> (words l)!!1 == "396")
waitForCommand :: IO String
waitForCommand = waitForMessage (\l -> if ((length (words l)) >= 4)
then ((words l)!!3 == ":miaowe:")
else False)
joinChannel :: String -> IO ()
joinChannel c = putStr (printf "JOIN %s\r\n" c)
sendToChannel :: IrcChannel -> MircString -> IO ()
sendToChannel c s = (putStr $ concat $ map (\l -> printf "PRIVMSG %s :%s\r\n" c l)
(lines s)) >> hFlush stdout
sendFile :: IrcChannel -> FilePath -> IO ()
sendFile channel path = S.readFile path
>>= sendToChannel channel .
(\img ->bmpToMirc
(imgPitch img)
(imgHeight img)
(imgBmp img)) .
ppmToImage .
S.unpack .
S.Char8.pack .
intercalate "\n" .
filter (\l->not (head l == '#')) .
lines .
S.Char8.unpack
trySendFile :: IrcChannel -> FilePath -> IO ()
trySendFile channel path = (doesFileExist (path)
>>= (\b ->
if b
then
sendFile channel (path)
else
sendToChannel channel "No such file."
>> hFlush stdout))
processCommand :: IrcChannel -> MircString -> IO ()
processCommand channel command | (words command)!!4 == "Quit" = exitSuccess
| otherwise = (if isInfixOf "/" ((words command)!!4)
then
sendToChannel channel
"Only PWD please."
else
trySendFile channel
((words command)!!4))
mainLoop :: IrcChannel -> IO ()
mainLoop channel = waitForCommand
>>= \line ->
processCommand channel line
>> mainLoop channel
main :: IO ()
main =
openFile "conf" ReadMode
>>= hGetLine
>>= putStr . ircConnect
>> hFlush stdout
>> waitForCloak
>> hFlush stdout
>> getArgs
>>= \args ->
joinChannel (args!!0)
>> hFlush stdout
>> mainLoop (args!!0)
|
