chrome/common/extensions/docs/server2/strings_data_source.py

   1 # Copyright 2013 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 import logging
   6
   7 from extensions_paths import JSON_TEMPLATES
   8 from data_source import DataSource
   9
  10
  11 class StringsDataSource(DataSource):
  12   '''Provides templates with access to a key to string mapping defined in a
  13   JSON configuration file.
  14   '''
  15   def __init__(self, server_instance, _):
  16     self._cache = server_instance.compiled_fs_factory.ForJson(
  17         server_instance.host_file_system_provider.GetTrunk())
  18
  19   def _GetStringsData(self):
  20     return self._cache.GetFromFile('%s/strings.json' % JSON_TEMPLATES)
  21
  22   def Cron(self):
  23     return self._GetStringsData()
  24
  25   def get(self, key):
  26     string = self._GetStringsData().Get().get(key)
  27     if string is None:
  28       logging.warning('String "%s" not found' % key)
  29     return string