From da33e043978bda5eeb0e9a6bb1b5e14c950bd443 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 17 Feb 2009 14:47:52 -0800
Subject: [PATCH] EPUB Output:Strip all comments from input source since Adobe
 DE crashes and burns on "in comment markup". Fixes #1866 (Calibre 4.137 NY
 Time Subscription Issue)

---
 src/calibre/ebooks/html.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/calibre/ebooks/html.py b/src/calibre/ebooks/html.py
index 43c98c1b45..3084aa67ad 100644
--- a/src/calibre/ebooks/html.py
+++ b/src/calibre/ebooks/html.py
@@ -332,8 +332,8 @@ class PreProcessor(object):
                   (re.compile(r'&(\S+?);'), convert_entities),
                   # Remove the <![if/endif tags inserted by everybody's darling, MS Word
                   (re.compile(r'(?i)<{0,1}!\[(end){0,1}if[^>]*>'), lambda match: ''),
-                  # Replace ---> with --> since Adobe DE cries when it sees one
-                  (re.compile(r'-{3,}>'), lambda match : '-->'),
+                  # Strip all comments since Adobe DE is petrified of them
+                  (re.compile(r'<!--[^>]*>'), lambda match : ''),
                   ]
                      
     # Fix pdftohtml markup