| # Copyright 2013 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. |
| |
| import logging |
| |
| from data_source_registry import CreateDataSources |
| from third_party.handlebar import Handlebar |
| from url_constants import GITHUB_BASE, EXTENSIONS_SAMPLES |
| |
| |
| class TemplateRenderer(object): |
| '''Renders templates with the server's available data sources. |
| ''' |
| |
| def __init__(self, server_instance): |
| self._server_instance = server_instance |
| |
| def Render(self, template, request): |
| assert isinstance(template, Handlebar), type(template) |
| server_instance = self._server_instance |
| render_context = { |
| 'api_list': server_instance.api_list_data_source_factory.Create(), |
| 'apis': server_instance.api_data_source_factory.Create(request), |
| 'apps_samples_url': GITHUB_BASE, |
| 'base_path': server_instance.base_path, |
| 'extensions_samples_url': EXTENSIONS_SAMPLES, |
| 'false': False, |
| 'intros': server_instance.intro_data_source_factory.Create(), |
| 'samples': server_instance.samples_data_source_factory.Create(request), |
| 'static': server_instance.base_path + 'static', |
| 'true': True, |
| } |
| render_context.update(CreateDataSources(server_instance, request=request)) |
| render_data = template.render(render_context) |
| if render_data.errors: |
| logging.error('Handlebar error(s) rendering %s:\n%s' % |
| (template._name, ' \n'.join(render_data.errors))) |
| return render_data.text |
