These changes should have been in r620, but somehow I did not save them, or
saved over them with an old copy in the editor. Not sure...
from django.conf import settings
from django.contrib.sessions.models import Session
from django.contrib.sessions.backends.base import SessionBase
from django.core.exceptions import SuspiciousOperation
import datetime
class SessionStore(SessionBase):
"""
Implements database session store
"""
def __init__(self, session_key=None):
super(SessionStore, self).__init__(session_key)
def load(self):
try:
s = Session.objects.get(
session_key = self.session_key,
expire_date__gt=datetime.datetime.now()
)
return self.decode(s.session_data)
except (Session.DoesNotExist, SuspiciousOperation):
# Create a new session_key for extra security.
self.session_key = self._get_new_session_key()
self._session_cache = {}
# Save immediately to minimize collision
self.save()
# Ensure the user is notified via a new cookie.
self.modified = True
return {}
def exists(self, session_key):
try:
Session.objects.get(session_key=session_key)
except Session.DoesNotExist:
return False
return True
def save(self):
Session.objects.create(
session_key = self.session_key,
session_data = self.encode(self._session),
expire_date = datetime.datetime.now() + datetime.timedelta(seconds=settings.SESSION_COOKIE_AGE)
)
def delete(self, session_key):
try:
Session.objects.get(session_key=session_key).delete()
except Session.DoesNotExist:
pass