From 6a271fe800712a3f046284b5c3671c6a88e6526c Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Fri, 19 Oct 2012 11:29:03 +0200
Subject: [PATCH] Update for an Issue #2

---
 lib/request/basic.py | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/lib/request/basic.py b/lib/request/basic.py
index 0fca87bb6..130ad0f00 100644
--- a/lib/request/basic.py
+++ b/lib/request/basic.py
@@ -263,10 +263,13 @@ def processResponse(page, responseHeaders):
         if msg:
             logger.info("parsed error message: '%s'" % msg)
 
-    for regex in (EVENTVALIDATION_REGEX, VIEWSTATE_REGEX):
-        match = re.search(regex, page, re.I)
-        if match and PLACE.POST in conf.parameters:
-            name, value = match.groups()
-            conf.parameters[PLACE.POST] = re.sub("(?i)(%s=)[^&]+" % name, r"\g<1>%s" % value, conf.parameters[PLACE.POST])
-            if PLACE.POST in conf.paramDict and name in conf.paramDict[PLACE.POST]:
-                conf.paramDict[PLACE.POST][name] = value
+    if kb.originalPage is None:
+        for regex in (EVENTVALIDATION_REGEX, VIEWSTATE_REGEX):
+            match = re.search(regex, page, re.I)
+            if match and PLACE.POST in conf.parameters:
+                name, value = match.groups()
+                if PLACE.POST in conf.paramDict and name in conf.paramDict[PLACE.POST]:
+                    if conf.paramDict[PLACE.POST][name] in page:
+                        continue
+                    conf.paramDict[PLACE.POST][name] = value
+                conf.parameters[PLACE.POST] = re.sub("(?i)(%s=)[^&]+" % name, r"\g<1>%s" % value, conf.parameters[PLACE.POST])