From b18f95c02f013eed0bc6150b3dfe7a157547b1a8 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 10 Feb 2009 16:07:19 -0800
Subject: [PATCH] Fix #1805 (spurious ![endif]>![if> 's found in title and
 chapter)

---
 src/calibre/ebooks/html.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/calibre/ebooks/html.py b/src/calibre/ebooks/html.py
index e264fec7cb..ad4538b302 100644
--- a/src/calibre/ebooks/html.py
+++ b/src/calibre/ebooks/html.py
@@ -330,7 +330,8 @@ class PreProcessor(object):
                    sanitize_head),
                   # Convert all entities, since lxml doesn't handle them well
                   (re.compile(r'&(\S+?);'), convert_entities),
-                  
+                  # Remove <![if/endif tags inserted by everybodies darling, MS Word
+                  (re.compile(r'(?i)<{0,1}!\[(end){0,1}if[^>]*>'), lambda match: ''),
                   ]
                      
     # Fix pdftohtml markup