From 70a743f88bd1639bbf3b3fc38f8562f6f5b7133c Mon Sep 17 00:00:00 2001
From: expo <expo@expobox.potato.hut>
Date: Mon, 6 Aug 2012 12:56:20 +0200
Subject: [PATCH] Prevent modification of auto generated files

---
 flatpages/views.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/flatpages/views.py b/flatpages/views.py
index 6fb68bb..3a1bc40 100644
--- a/flatpages/views.py
+++ b/flatpages/views.py
@@ -107,6 +107,9 @@ def editflatpage(request, path):
         filepath = os.path.normpath(settings.EXPOWEB + path)
         o = open(filepath, "r")
         html = o.read()
+        autogeneratedmatch = re.search(r"\<\!--\s*(.*?(Do not edit|auto-generated).*?)\s*--\>", html, re.DOTALL + re.IGNORECASE)
+        if autogeneratedmatch:
+            return HttpResponse(autogeneratedmatch.group(1))
         m = re.search(r"(.*)<head([^>]*)>(.*)</head>(.*)<body([^>]*)>(.*)</body>(.*)", html, re.DOTALL + re.IGNORECASE)
         if m:
             filefound = True