module Main
where
-import Data.Maybe (fromJust)
-import System.Console.CmdArgs (cmdArgsRun)
-
+import System.IO (
+ Handle,
+ IOMode (WriteMode),
+ openBinaryFile,
+ stdout
+ )
import Text.XML.HXT.Core
-
import CommandLine (Args(..), apply_args)
-import Epublishable
-import LWN.ArticlePage
-import LWN.FullPage
+import LWN.Page
my_read :: String -> IOStateArrow s b XmlTree
my_read =
withInputEncoding utf8,
withWarnings no ]
+-- | 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
+
+
+-- | Convert the given article to either a URL or a filesystem
+-- path. If the given article exists on the filesystem, we assume
+-- it's a file. Otherwise, we check to see if it's a URL. Failing
+-- that, we try to construct a URL from what we're given and do our
+-- best.
+real_article_path :: String -> IO String
+real_article_path = return . id
+
main :: IO ()
main = do
Args{..} <- apply_args
- print article
-
- -- let article_html = my_read "test/fixtures/501317-article.html"
- -- ioap <- parse article_html
- -- let article_page :: ArticlePage = fromJust $ ioap
- -- epublish article_page "single_article.epub"
-
- -- let page_html = my_read "test/fixtures/500848-page.html"
- -- ioap_f <- parse page_html
- -- let full_page :: FullPage = fromJust $ ioap_f
- -- epublish full_page "full_page.epub"
+ output_handle <- get_output_handle output
+ input_path <- real_article_path article
+ let html = my_read input_path
+ result <- parse html
- -- let bigpage_html = my_read "test/fixtures/50844-bigpage.html"
- -- ioap_bp <- parse bigpage_html
- -- let bigpage :: FullPage = fromJust $ ioap_bp
- -- epublish bigpage "bigpage.epub"
+ case result of
+ Just stuff -> epublish stuff output_handle
+ Nothing -> return ()
- -- putStrLn "Done."
+ putStrLn "Done."