mediagoblin/mg_globals.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU Affero General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 """
  17 In some places, we need to access the database, public_store, queue_store
  18 """
  19
  20 import gettext
  21 import pkg_resources
  22
  23
  24 #############################
  25 # General mediagoblin globals
  26 #############################
  27
  28 # mongokit.Connection
  29 db_connection = None
  30
  31 # mongokit.Connection
  32 database = None
  33
  34 # beaker's cache manager
  35 cache = None
  36
  37 # should be the same as the
  38 public_store = None
  39 queue_store = None
  40
  41 # A WorkBenchManager
  42 workbench_manager = None
  43
  44 # gettext
  45 translations = gettext.find(
  46     'mediagoblin',
  47     pkg_resources.resource_filename(
  48     'mediagoblin', 'translations'), ['en'])
  49
  50 # app and global config objects
  51 app_config = None
  52 global_config = None
  53
  54 # The actual app object
  55 app = None
  56
  57
  58 def setup_globals(**kwargs):
  59     """
  60     Sets up a bunch of globals in this module.
  61
  62     Takes the globals to setup as keyword arguments.  If globals are
  63     specified that aren't set as variables above, then throw an error.
  64     """
  65     from mediagoblin import mg_globals
  66
  67     for key, value in kwargs.iteritems():
  68         if not hasattr(mg_globals, key):
  69             raise AssertionError("Global %s not known" % key)
  70         setattr(mg_globals, key, value)