app/gae_django.py

   1 #!/usr/bin/python2.5
   2 #
   3 # Copyright 2008 the Melange authors.
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #   http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 """Module containing Melange Django 1.0+ configuration for Google App Engine.
  18 """
  19
  20 import logging
  21 import os
  22 import sys
  23
  24 __authors__ = [
  25   # alphabetical order by last name, please
  26   '"Pawel Solyga" <pawel.solyga@gmail.com>',
  27   ]
  28
  29
  30 # Remove the standard version of Django.
  31 for k in [k for k in sys.modules if k.startswith('django')]:
  32   del sys.modules[k]
  33
  34 # Force sys.path to have our own directory first, in case we want to import
  35 # from it. This lets us replace the built-in Django
  36 sys.path.insert(0, os.path.abspath(os.path.dirname(__file__)))
  37
  38 sys.path.insert(0, os.path.abspath('django.zip'))
  39
  40 # Force Django to reload its settings.
  41 from django.conf import settings
  42 settings._target = None
  43
  44 # Must set this env var before importing any part of Django
  45 os.environ['DJANGO_SETTINGS_MODULE'] = 'settings'
  46
  47 import django.core.signals
  48 import django.db
  49
  50 # Log errors.
  51 def log_exception(*args, **kwds):
  52   """Function used for logging exceptions.
  53   """
  54   logging.exception('Exception in request:')
  55
  56 # Log all exceptions detected by Django.
  57 django.core.signals.got_request_exception.connect(log_exception)
  58
  59 # Unregister the rollback event handler.
  60 django.core.signals.got_request_exception.disconnect(
  61     django.db._rollback_on_exception)