| # Copyright 2015 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Base class for request handlers that display charts.""" |
| |
| import json |
| |
| from dashboard import layered_cache |
| from dashboard import namespaced_stored_object |
| from dashboard import request_handler |
| |
| # The revision info (stored in datastore) is a dict mapping of revision type, |
| # which should be a string starting with "r_", to a dict of properties for |
| # that revision, including "name" and "url". |
| _REVISION_INFO_KEY = 'revision_info' |
| |
| |
| class ChartHandler(request_handler.RequestHandler): |
| """Base class for requests which display a chart.""" |
| |
| def RenderHtml(self, template_file, template_values, status=200): |
| """Fills in template values for pages that show charts.""" |
| revision_info = namespaced_stored_object.Get(_REVISION_INFO_KEY) or {} |
| template_values.update({ |
| 'revision_info': json.dumps(revision_info), |
| 'warning_message': layered_cache.Get('warning_message'), |
| 'warning_bug': layered_cache.Get('warning_bug'), |
| }) |
| return super(ChartHandler, self).RenderHtml( |
| template_file, template_values, status) |
