From 264450ac5a3e745f94185265b48f9ae512d93f80 Mon Sep 17 00:00:00 2001
From: Gregory Riker <griker@hotmail.com>
Date: Tue, 18 Feb 2014 05:57:26 -0700
Subject: [PATCH] Skip sanitizing in comments editor when special <meta> tag
 detected.

---
 src/calibre/gui2/comments_editor.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/calibre/gui2/comments_editor.py b/src/calibre/gui2/comments_editor.py
index bae3168b0f..f7dae2e49a 100644
--- a/src/calibre/gui2/comments_editor.py
+++ b/src/calibre/gui2/comments_editor.py
@@ -343,6 +343,10 @@ class EditorWidget(QWebView):  # {{{
                 if not check and '<img' not in raw.lower():
                     return ans
 
+                # Bypass cleanup if special meta tag exists
+                if '<meta name="calibre-dont-sanitize">' in raw.lower():
+                    return unicode(self.page().mainFrame().toHtml())
+
                 try:
                     root = html.fromstring(raw)
                 except: