import System.IO (readFile, FilePath(..))
+import System.Directory (
+ getDirectoryContents
+ , doesDirectoryExist
+ )
+import System.FilePath ((</>))
import System.Environment (getArgs, getProgName)
import Data.List
import Text.Printf (printf)
import Text.XML.Light
+import Control.Monad (foldM)
+
+-- Some constants.
+coversDir = "../img/covers"
+movieExtenstions = ["avi", "mkv", "rmvb", "ogm", "divx"]
+usage = "Usage : %s -d <Movies dir> -x <XML file>"
type Movies = [Movie]
data Movie = Movie {
- files :: [FilePath]
- , id :: Int
- , title :: String
- , year :: Maybe Int
- , directors :: [String]
- , actors :: [String]
- , countries :: [String]
- , length :: Maybe Int
- , userRating :: Maybe Int
- , pressRating :: Maybe Int
- , genre :: [String]
- , synopsis :: String
- , budget :: Int
- , budgetUnit :: String
- , url :: String
+ movieId :: Int
+ , movieTitle :: String
+ , movieYear :: Maybe Int
+ , movieUserRating :: Maybe Float
+ , movieDirectors :: [String]
+ , movieGenres :: [String]
+ , moviePlot :: String
+ , movieActors :: [String]
+ , movieLength :: Maybe Int -- [min].
+ , movieCountries :: [String]
+ , movieBudget :: Maybe (Int, String) -- (<budget>, <unit>).
+ , movieFiles :: [FilePath]
+ , movieUrl :: String
+ , movieSourceId :: String
} deriving (Show)
-data Arg = XML | MoviesDir deriving (Show, Eq)
+movieSample = Movie 1 "Batman" (Just 1989) (Just 7.6) ["Tim Burton"] ["Action", "Crime", "Thriller"] "The Dark Knight of Gotham City begins his war on crime with his first major enemy being the clownishly homicidal Joker." ["Michael Keaton", "Jack Nicholson", "Kim Basinger"] (Just 126) ["USA", "UK"] Nothing ["/home/gburr/divx/batman.mkv"] "http://www.imdb.com/title/tt0096895/" "0096895"
+
+
+data Arg = XML | MovieDir deriving (Show, Eq)
type Args = [(Arg, String)]
main = do
args <- getArgs
progName <- getProgName
case checkArgs $ readArgs args of
- Nothing -> printf usage progName
+ Nothing -> printf (usage ++ "\n") progName
Just args -> do
- let dir = case lookup MoviesDir args of
- Just d -> d
- Nothing -> "."
+ let Just dir = lookup MovieDir args
+ let Just xmlFile = lookup XML args
paths <- moviePaths dir
- file <- readFile "../xml/test.xml"
- print $ parseXMLDoc file
-
-movieExtenstions = ["avi", "mkv", "rmvb", "ogm", "divx"]
-usage = "Usage : %s -x <XML file> [-d <Movies dir>]\n"
-
+ movies <- catch (readXMLFile xmlFile) (\e -> return [])
+ print movies
+ putStrLn ""
+ searchTest "pouet"
+ --print paths
+
checkArgs :: Maybe Args -> Maybe Args
checkArgs Nothing = Nothing
-checkArgs (Just args) = if any (\(a, _) -> a == XML) args
- then Just args
- else Nothing
+checkArgs (Just args) =
+ case (lookup XML args, lookup MovieDir args) of
+ (Just _, Just _) -> Just args
+ otherwise -> Nothing
readArgs :: [String] -> Maybe Args
readArgs (name:value:rest)
| name == "-x" = (XML, value) <:> readArgs rest
- | name == "-d" = (MoviesDir, value) <:> readArgs rest
+ | name == "-d" = (MovieDir, value) <:> readArgs rest
| otherwise = Nothing
where
_ <:> Nothing = Nothing
readArgs (_) = Just []
moviePaths :: FilePath -> IO [FilePath]
-moviePaths dir = undefined
+moviePaths dir = do
+ paths <- filePaths (\filename ->
+ any (`isSuffixOf` filename) movieExtenstions) dir
+ -- Keep only the relative path.
+ return $ map (drop $ Data.List.length dir + 1) paths
+
+filePaths :: (String -> Bool) -> FilePath -> IO [FilePath]
+filePaths predicat baseDir = do
+ processDir baseDir
+ where
+ processDir dir = do
+ contents <- getDirectoryContents dir
+ foldM (\acc entry -> do
+ let absDir = dir </> entry
+ doesDirectoryExist absDir >>= \exists ->
+ if exists
+ then do
+ paths <- processDir absDir
+ return (paths ++ acc)
+ else
+ if predicat entry
+ then
+ return (absDir : acc)
+ else
+ return acc)
+ []
+ (contents \\ ["..", "."])
+
+--- XML ---
readXMLFile :: FilePath -> IO Movies
-readXMLFile file = undefined
+readXMLFile file = do
+ content <- readFile file
+ let Just root = parseXMLDoc content
+ return $
+ foldl (\acc elem ->
+ case elementXMLToMovie elem of
+ Nothing -> acc
+ Just movie -> movie : acc)
+ []
+ (elChildren root)
+
+elementXMLToMovie :: Element -> Maybe Movie
+elementXMLToMovie element =
+ findAttr (simpleName "id") element>>=
+ \id -> findChild (simpleName "files") element >>=
+ \filesElement ->
+ let files = map strContent (findChildren (simpleName "file") filesElement) in
+ findChild (simpleName "title") element >>=
+ \titleElement ->
+ let title = strContent titleElement in
+ Just $ movieSample{movieId = read id, movieFiles = files, movieTitle = title} -- TODO
+
+simpleName :: String -> QName
+simpleName s = QName s Nothing Nothing
+{-
+ \a -> of
+ Nothing -> Nothing
+ Just id ->
+ findAttr (QName "id" Nothing Nothing) elem of
+ -}
writeXMLFile :: Movies -> FilePath -> IO ()
writeXMLFile movies file = undefined
+
+--- Web ---
+
+
filesPath :: FilePath -> IO [FilePath]
filesPath basePath = undefined
movieName :: FilePath -> String
movieName = undefined
+searchTest :: String -> IO ()
+searchTest name = do
+ result <- searchAMovie name moduleIMDB
+ return ()
+
+moduleIMDB :: Module
+moduleIMDB = Module {
+ search = \s -> undefined
+}
+
-- Int is the module id.
data SearchResult = OK (Int, Movie)
| Many [(Int, String)] -- String is the name of the movie.
| NotFound
+-- TODO : add a socket parameter to all function.
data Module = Module {
search :: String -> IO SearchResult
- -- Int is the module id. FilePath is a path to the image like "../img/4353"
- , downloadImage :: Int -> FilePath
+ -- Int is the movie id. FilePath is a path to the image like "../img/4353"
+ -- , downloadImage :: Int -> FilePath
+ -- downloadInfo :: Int -> Movie -> IO Movie
}
{-
If there is many possibilities then it will ask the user.
-}
searchAMovie :: String -> Module -> IO SearchResult
-searchAMovie filename mod = undefined
+searchAMovie filename mod = search mod filename