-{-# LANGUAGE ScopedTypeVariables #-}
+{-# LANGUAGE ScopedTypeVariables, RecordWildCards #-}
module Main
where
-import Data.Maybe (fromJust)
-import Text.HandsomeSoup (parseHtml)
+import System.IO (
+ Handle,
+ IOMode (WriteMode),
+ openBinaryFile,
+ stdout
+ )
+import Text.XML.HXT.Core
-import Epublishable
-import LWN.ArticlePage
-import LWN.FullPage
-import XHTML
+import CommandLine (Args(..), apply_args)
+import LWN.Page
+
+my_read :: String -> IOStateArrow s b XmlTree
+my_read =
+ readDocument [ withValidate no,
+ withParseHTML yes,
+ 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
- article_html <- readFile "test/fixtures/501317-article.html"
- ioap <- parse $ parseHtml article_html
- let article_page :: ArticlePage = fromJust $ ioap
- epublish article_page "single_article.epub"
-
- page_html <- readFile "test/fixtures/500848-page.html"
- ioap_f <- parse $ parseHtml page_html
- let full_page :: FullPage = fromJust $ ioap_f
- --putStrLn $ to_xhtml full_page
- --epublish full_page "full_page.epub"
+ Args{..} <- apply_args
+ output_handle <- get_output_handle output
+ input_path <- real_article_path article
+ let html = my_read input_path
+ result <- parse html
+
+ case result of
+ Just stuff -> epublish stuff output_handle
+ Nothing -> return ()
+
putStrLn "Done."