From: Greg Burri <greg.burri@gmail.com>
Date: Wed, 30 Sep 2009 13:05:48 +0000 (+0200)
Subject: MOD refactoring haskell...
X-Git-Url: http://git.euphorik.ch/index.cgi?a=commitdiff_plain;h=refs%2Fheads%2Fmaster;p=pompage.git

MOD refactoring haskell...
---

diff --git a/src/Pompage.hs b/src/Pompage.hs
index e3066f2..e89942b 100644
--- a/src/Pompage.hs
+++ b/src/Pompage.hs
@@ -10,26 +10,33 @@ 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 {
-     movieFiles :: [FilePath]
-   , movieId :: Int
+     movieId :: Int
    , movieTitle :: String
    , movieYear :: Maybe Int
+   , movieUserRating :: Maybe Float
    , movieDirectors :: [String]
+   , movieGenres :: [String]
+   , moviePlot :: String
    , movieActors :: [String]
+   , movieLength :: Maybe Int -- [min].
    , movieCountries :: [String]
-   , movieLength :: Maybe Int
-   , movieUserRating :: Maybe Int
-   , moviePressRating :: Maybe Int
-   , movieGenres :: [String]
-   , movieSynopsis :: String
-   , movieBudget :: Int
-   , movieBudgetUnit :: String
+   , movieBudget :: Maybe (Int, String) -- (<budget>, <unit>).
+   , movieFiles :: [FilePath]
    , movieUrl :: String
+   , movieSourceId :: String
 } deriving (Show)
 
+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)]
 
@@ -37,19 +44,17 @@ main = do
    args <- getArgs
    progName <- getProgName
    case checkArgs $ readArgs args of
-      Nothing -> printf usage progName
+      Nothing -> printf (usage ++ "\n") progName
       Just args -> do
          let Just dir = lookup MovieDir args
          let Just xmlFile = lookup XML args
          paths <- moviePaths dir
-         movies <- readXMLFile xmlFile
+         movies <- catch (readXMLFile xmlFile) (\e -> return [])
          print movies
-         print paths
-
-coversDir = "../img/covers"
-movieExtenstions = ["avi", "mkv", "rmvb", "ogm", "divx"]
-usage = "Usage : %s -d <Movies dir> -x <XML file>\n"
-
+         putStrLn ""
+         searchTest "pouet"
+         --print paths
+         
 checkArgs :: Maybe Args -> Maybe Args
 checkArgs Nothing = Nothing
 checkArgs (Just args) =
@@ -70,7 +75,7 @@ readArgs (_) = Just []
 
 moviePaths :: FilePath -> IO [FilePath]
 moviePaths dir = do
-   paths <- filePaths (\filename ->
+   paths <- filePaths (\filename -> 
       any (`isSuffixOf` filename) movieExtenstions) dir
    -- Keep only the relative path.
    return $ map (drop $ Data.List.length dir + 1) paths
@@ -83,7 +88,7 @@ filePaths predicat baseDir = do
          contents <- getDirectoryContents dir
          foldM (\acc entry -> do
             let absDir = dir </> entry
-            doesDirectoryExist absDir >>= \exists ->
+            doesDirectoryExist absDir >>= \exists -> 
                if exists
                then do
                   paths <- processDir absDir
@@ -97,13 +102,14 @@ filePaths predicat baseDir = do
             []
             (contents \\ ["..", "."])
 
+--- XML ---
 
 readXMLFile :: FilePath -> IO Movies
 readXMLFile file = do
    content <- readFile file
    let Just root = parseXMLDoc content
    return $
-      foldl (\acc elem ->
+      foldl (\acc elem -> 
          case elementXMLToMovie elem of
             Nothing -> acc
             Just movie -> movie : acc)
@@ -111,32 +117,61 @@ readXMLFile file = do
       (elChildren root)
 
 elementXMLToMovie :: Element -> Maybe Movie
-elementXMLToMovie elem = undefined
+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
+
 {-
-findAttr (QName "id" Nothing Nothing) elem of
-            Nothing -> acc
-            Just id ->
--}
+   \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
 }
 
 {-
@@ -145,6 +180,6 @@ data Module = Module {
    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 
 
 
diff --git a/xml/test.xml b/xml/test.xml
index e4bdf8b..bd9cb65 100644
--- a/xml/test.xml
+++ b/xml/test.xml
@@ -1,11 +1,11 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<?xml-stylesheet type="text/xsl" href="../xsl/yopyop.xsl"?>
-<filmographie>
+<?xml-stylesheet type="text/xsl" href="../xsl/yopyop.xsl" ?>
+<filmography>
   <film id='15'>
-    <fichiers>
-      <fichier>Rocky [x264 Aac] [Fr Eng] [Fr Eng].mkv</fichier>
-    </fichiers>
-    <titre>Rocky Balboa</titre>
+    <files>
+      <file>Rocky [x264 Aac] [Fr Eng] [Fr Eng].mkv</file>
+    </files>
+    <title>Rocky Balboa</title>
     <annee>2006</annee>
     <realisateurs>
       <realisateur>Sylvester Stallone</realisateur>
@@ -422,4 +422,4 @@
     <budget unite='euro'/>
     <url>http://www.allocine.fr/film/fichefilm_gen_cfilm=50152.html</url>
   </film>
-</filmographie>
\ No newline at end of file
+</filmography>
\ No newline at end of file