From 012405e8c3df0ce400b05f524d14de88cf5d5115 Mon Sep 17 00:00:00 2001
From: John MacFarlane <fiddlosopher@gmail.com>
Date: Wed, 28 Dec 2011 22:04:38 -0800
Subject: Preserve attributes in highlighted HTML.

The container element will have the classes, id, and
key-value attributes you specified in the delimited code
block.

Previously these were stripped off.
---
 src/Text/Pandoc/Highlighting.hs | 3 ++-
 src/Text/Pandoc/Writers/HTML.hs | 6 ++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

(limited to 'src/Text')

diff --git a/src/Text/Pandoc/Highlighting.hs b/src/Text/Pandoc/Highlighting.hs
index 276d98529..a40bab66a 100644
--- a/src/Text/Pandoc/Highlighting.hs
+++ b/src/Text/Pandoc/Highlighting.hs
@@ -70,6 +70,7 @@ highlight formatter (_, classes, keyvals) rawCode =
   in  case find (`elem` lcLanguages) lcclasses of
             Nothing        -> Nothing
             Just language  -> Just
-                              $ formatter fmtOpts{ codeClasses = [language] }
+                              $ formatter fmtOpts{ codeClasses = [language],
+                                                   containerClasses = classes }
                               $ highlightAs language rawCode
 
diff --git a/src/Text/Pandoc/Writers/HTML.hs b/src/Text/Pandoc/Writers/HTML.hs
index 3b926cf06..5b885dbfb 100644
--- a/src/Text/Pandoc/Writers/HTML.hs
+++ b/src/Text/Pandoc/Writers/HTML.hs
@@ -379,7 +379,7 @@ blockToHtml opts (CodeBlock (id',classes,keyvals) rawCode) = do
                     in  return $ foldl (!) H.pre attrs $ H.code
                                          $ toHtml adjCode
          Just  h -> modify (\st -> st{ stHighlighting = True }) >>
-                    return h
+                    return (foldl (!) h (attrsToHtml opts (id',[],keyvals)))
 blockToHtml opts (BlockQuote blocks) =
   -- in S5, treat list in blockquote specially
   -- if default is incremental, make it nonincremental;
@@ -547,7 +547,9 @@ inlineToHtml opts inline =
                              Nothing -> return
                                         $ foldl (!) H.code (attrsToHtml opts attr)
                                         $ strToHtml str
-                             Just  h -> return h
+                             Just  h -> return $ foldl (!) h $
+                                          attrsToHtml opts (id',[],keyvals)
+                                where (id',_,keyvals) = attr
     (Strikeout lst)  -> inlineListToHtml opts lst >>=
                         return . H.del
     (SmallCaps lst)   -> inlineListToHtml opts lst >>=
-- 
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