try:
	from threading import local
except ImportError:
	from django.utils._threading_local import local

_thread_locals = local()
def get_current_user():
	return getattr(_thread_locals, 'user', None)

def get_current_lang():
	return getattr(_thread_locals, 'lang', None)

def get_current_session():
	return getattr(_thread_locals, 'session', None)

class ThreadLocals(object):
	"""Middleware that gets various objects from the
	request object and saves them in thread local storage."""
	def process_request(self, request):
		_thread_locals.user = getattr(request, 'user', None)
		_thread_locals.lang = getattr(request, 'LANGUAGE_CODE', None)
		_thread_locals.session = getattr(request, 'session', None)