From 55a157391962f5efae0bcd22ad8740a4ca760591 Mon Sep 17 00:00:00 2001
From: Simon Green <sgreen@redhat.com>
Date: Tue, 15 Apr 2014 11:28:11 +1000
Subject: Bug 995873 - Don't use replaceState if it would result in an invalid
 URL r=justdave, a=justdave

---
 template/en/default/list/list.html.tmpl | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/template/en/default/list/list.html.tmpl b/template/en/default/list/list.html.tmpl
index de289e3dd..c85564d27 100644
--- a/template/en/default/list/list.html.tmpl
+++ b/template/en/default/list/list.html.tmpl
@@ -43,11 +43,13 @@
     [% new_param = cgi.canonicalise_query %]
   [% END %]
 
-  if (history && history.replaceState) {
-    history.replaceState(null, "[% unfiltered_title FILTER js %]",
-                         "buglist.cgi?[% new_param FILTER js %]");
-    document.title = "[% unfiltered_title FILTER js %]";
-  }
+  [% IF new_param.length + 12 < constants.CGI_URI_LIMIT %]
+    if (history && history.replaceState) {
+      history.replaceState(null, "[% unfiltered_title FILTER js %]",
+                           "buglist.cgi?[% new_param FILTER js %]");
+      document.title = "[% unfiltered_title FILTER js %]";
+    }
+  [% END %]
   [% javascript FILTER none %]
 [% END %]
 
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