X-Git-Url: http://gitweb.michael.orlitzky.com/?p=dead%2Flwn-epub.git;a=blobdiff_plain;f=src%2FMain.hs;h=a1230d60e836c08e849f9c40e78b34e6c4925151;hp=e91654da85a6446d32a02afed636a106dd514a7e;hb=fc0052e451aa03675ebd9a128dfa46573b9357d7;hpb=8e5616a377196f0a200947173d4c78a3dca8a55f

diff --git a/src/Main.hs b/src/Main.hs
index e91654d..a1230d6 100644
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,14 +1,49 @@
+{-# LANGUAGE DoAndIfThenElse #-}
 module Main
 where
 
-data Article = Article { headline  :: String,
-                         byline    :: String,
-                         body_html :: String }
-             deriving (Eq, Show)
+import System.Directory (doesFileExist)
+import System.IO (
+  Handle,
+  IOMode (WriteMode),
+  openBinaryFile,
+  stdout)
 
-parse_article :: String -> String
-parse_article _ = ""
+import CommandLine (show_help)
+import Configuration (Cfg(..), get_cfg)
+import LWN.Article (real_article_path)
+import LWN.HTTP (get_login_cookie)
+import LWN.Page (epublish, page_from_url)
+
+
+-- | If we're given an empty path, return a handle to
+--   'stdout'. Otherwise, open the given file and return a read/write
+--   handle to that.
+get_output_handle :: FilePath -> IO Handle
+get_output_handle path =
+  if (null path) then
+    return stdout
+  else
+    openBinaryFile path WriteMode
+
+
+argument_is_file :: Cfg -> IO Bool
+argument_is_file cfg = do
+  path <- real_article_path (article cfg)
+  doesFileExist path
 
 main :: IO ()
 main = do
-  putStrLn "Hello, world."
+  cfg' <- get_cfg
+  aif <- argument_is_file cfg'
+  cfg  <- case aif of
+           False -> get_login_cookie cfg'
+           True  -> return cfg'
+  page <- page_from_url cfg (article cfg)
+  case page of
+    Just p -> do
+      output_handle <- get_output_handle (output cfg)
+      epublish p output_handle
+    Nothing -> do
+      _ <- show_help
+      return ()