Fix parsing of escaped quotes inside quoted strings.

apachedex/__init__.py

@@ -637,8 +637,8 @@ logformat_dict = {
   '%r': r'(?P<request>(\\.|[^\\"])*)', # XXX: expected to be enclosed in ". See also REQUEST_PATTERN
   '%>s': r'(?P<status>[0-9]*?)',
   '%O': r'(?P<size>[0-9-]*?)',
-  '%{Referer}i': r'(?P<referer>[^"]*)', # XXX: expected to be enclosed in "
-  '%{User-Agent}i': r'(?P<agent>[^"]*)', # XXX: expected to be enclosed in "
+  '%{Referer}i': r'(?P<referer>(\\.|[^\\"])*)', # XXX: expected to be enclosed in "
+  '%{User-Agent}i': r'(?P<agent>(\\.|[^\\"])*)', # XXX: expected to be enclosed in "
   DURATION_US_FORMAT: r'(?P<duration>[0-9]*)',
   DURATION_S_FORMAT: r'(?P<duration_s>[0-9]*)',
   '%%': r'%',