Added a LKGR page.

BUG=
TEST=

Review URL: https://webrtc-codereview.appspot.com/450005

git-svn-id: http://webrtc.googlecode.com/svn/trunk@1891 4adac7df-926f-26a2-2b94-8c16560cd09d

tools/quality_tracking/dashboard/lkgr_page.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+#-*- coding: utf-8 -*-
+#  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
+#
+#  Use of this source code is governed by a BSD-style license
+#  that can be found in the LICENSE file in the root of the source
+#  tree. An additional intellectual property rights grant can be found
+#  in the file PATENTS.  All contributing project authors may
+#  be found in the AUTHORS file in the root of the source tree.
+
+"""Implements the LKGR page."""
+
+__author__ = 'phoglund@webrtc.org (Patrik Höglund)'
+
+import webapp2
+
+import load_build_status
+
+class ShowLkgr(webapp2.RequestHandler):
+  """This handler shows the LKGR in the simplest possible way.
+
+     The page is intended to be used by automated tools.
+  """
+  def get(self):
+    build_status_loader = load_build_status.BuildStatusLoader()
+
+    lkgr = build_status_loader.compute_lkgr()
+    if lkgr is None:
+      self.response.out.write('No data has been uploaded to the dashboard.')
+    else:
+      self.response.out.write(lkgr)