From 496defda42e5535b5db37448702849504220b66e Mon Sep 17 00:00:00 2001
From: Ilya Kreymer <ikreymer@gmail.com>
Date: Tue, 8 Aug 2017 17:47:44 -0700
Subject: [PATCH] proxy obj regex: rewrite known window property (this.window,
 this.location, this.document, etc...) access to use proxy obj instead

---
 pywb/rewrite/regex_rewriters.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pywb/rewrite/regex_rewriters.py b/pywb/rewrite/regex_rewriters.py
index 9f1fa100..d94e9985 100644
--- a/pywb/rewrite/regex_rewriters.py
+++ b/pywb/rewrite/regex_rewriters.py
@@ -181,6 +181,8 @@ if (!self.__WB_pmw) {{ self.__WB_pmw = function(obj) {{ return obj; }} }}\n\
     def __init__(self, rewriter, rules=[]):
         rules = rules + [
            (r'Function\(["\']return this["\']\)', RegexRewriter.format('Function("return this._WB_wombat_obj_proxy || this")'), 0),
+           (r'(?<![$.])\bthis\b(?=(?:\.(?:{0})))'.format('|'.join(self.local_objs)),
+            RegexRewriter.format('(this && this._WB_wombat_obj_proxy || this)'), 0),
            (r'(?<=\.)postMessage\b\(', RegexRewriter.add_prefix('__WB_pmw(self).'), 0),
         ]