diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Text/Pandoc/SelfContained.hs | 69 |
1 files changed, 42 insertions, 27 deletions
diff --git a/src/Text/Pandoc/SelfContained.hs b/src/Text/Pandoc/SelfContained.hs index 8cbd70e26..e6d859421 100644 --- a/src/Text/Pandoc/SelfContained.hs +++ b/src/Text/Pandoc/SelfContained.hs @@ -67,57 +67,72 @@ makeDataURI (mime, raw) = then mime ++ ";charset=utf-8" else mime -- mime type already has charset -convertTag :: PandocMonad m => Maybe String -> Tag String -> m [Tag String] -convertTag sourceURL t@(TagOpen tagname as) +convertTags :: PandocMonad m => Maybe String -> [Tag String] -> m [Tag String] +convertTags _ [] = return [] +convertTags sourceURL (t@(TagOpen tagname as):ts) | tagname `elem` ["img", "embed", "video", "input", "audio", "source", "track"] = do as' <- mapM processAttribute as - return [TagOpen tagname as'] + rest <- convertTags sourceURL ts + return $ TagOpen tagname as' : rest where processAttribute (x,y) = if x == "src" || x == "data-src" || x == "href" || x == "poster" then do enc <- getDataURI sourceURL (fromAttrib "type" t) y return (x, enc) else return (x,y) -convertTag sourceURL t@(TagOpen "script" as) = +convertTags sourceURL (t@(TagOpen "script" as):TagClose "script":ts) = case fromAttrib "src" t of - [] -> return [t] + [] -> (t:) <$> convertTags sourceURL ts src -> do let typeAttr = fromAttrib "type" t res <- getData sourceURL typeAttr src + rest <- convertTags sourceURL ts case res of - Left dataUri -> return [TagOpen "script" - (("src",dataUri) : [(x,y) | (x,y) <- as, x /= "src"])] + Left dataUri -> return $ TagOpen "script" + (("src",dataUri) : [(x,y) | (x,y) <- as, x /= "src"]) : + TagClose "script" : rest Right (mime, bs) | (mime == "text/javascript" || mime == "application/javascript" || mime == "application/x-javascript") && - not ("</" `B.isInfixOf` bs) -> - return [ + not ("</script" `B.isInfixOf` bs) -> + return $ TagOpen "script" [("type", typeAttr)|not (null typeAttr)] - , TagText (toString bs) - , TagClose "script" ] - | otherwise -> return [TagOpen "script" - (("src",makeDataURI (mime, bs)) : - [(x,y) | (x,y) <- as, x /= "src"])] -convertTag sourceURL t@(TagOpen "link" as) = + : TagText (toString bs) + : TagClose "script" + : rest + | otherwise -> + return $ TagOpen "script" + (("src",makeDataURI (mime, bs)) : + [(x,y) | (x,y) <- as, x /= "src"]) : + TagClose "script" : rest +convertTags sourceURL (t@(TagOpen "link" as):ts) = case fromAttrib "href" t of - [] -> return [t] + [] -> (t:) <$> convertTags sourceURL ts src -> do res <- getData sourceURL (fromAttrib "type" t) src case res of - Left dataUri -> return [TagOpen "link" - (("href",dataUri) : [(x,y) | (x,y) <- as, x /= "href"])] + Left dataUri -> do + rest <- convertTags sourceURL ts + return $ TagOpen "link" + (("href",dataUri) : [(x,y) | (x,y) <- as, x /= "href"]) : + rest Right (mime, bs) - | mime == "text/css" && not ("</" `B.isInfixOf` bs) -> - return [ + | mime == "text/css" && not ("</" `B.isInfixOf` bs) -> do + rest <- convertTags sourceURL $ + dropWhile (==TagClose "link") ts + return $ TagOpen "style" [("type", "text/css")] - , TagText (toString bs) - , TagClose "style" ] - | otherwise -> return [TagOpen "link" - (("href",makeDataURI (mime, bs)) : - [(x,y) | (x,y) <- as, x /= "href"])] -convertTag _ t = return [t] + : TagText (toString bs) + : TagClose "style" + : rest + | otherwise -> do + rest <- convertTags sourceURL ts + return $ TagOpen "link" + (("href",makeDataURI (mime, bs)) : + [(x,y) | (x,y) <- as, x /= "href"]) : rest +convertTags sourceURL (t:ts) = (t:) <$> convertTags sourceURL ts cssURLs :: PandocMonad m => Maybe String -> FilePath -> ByteString -> m ByteString @@ -210,5 +225,5 @@ getData sourceURL mimetype src = do makeSelfContained :: PandocMonad m => WriterOptions -> String -> m String makeSelfContained opts inp = do let tags = parseTags inp - out' <- concat <$> mapM (convertTag (writerSourceURL opts)) tags + out' <- convertTags (writerSourceURL opts) tags return $ renderTags' out' |