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Viewing changes to django/contrib/sessions/backends/cached_db.py

  • Committer: Bazaar Package Importer
  • Author(s): Chris Lamb
  • Date: 2009-07-29 11:26:28 UTC
  • mfrom: (1.1.8 upstream) (4.1.5 sid)
  • Revision ID: james.westby@ubuntu.com-20090729112628-pg09ino8sz0sj21t
Tags: 1.1-1
http://bugs.debian.org/538863
* New upstream release.
* Merge from experimental:
  - Ship FastCGI initscript and /etc/default file in python-django's examples
    directory (Closes: #538863)
  - Drop "05_10539-sphinx06-compatibility.diff"; it has been applied
    upstream.
  - Bump Standards-Version to 3.8.2.

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Lines of Context:
django/contrib/sessions/backends/cached_db.py
 
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"""
 
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Cached, database-backed sessions.
 
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"""
 
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from django.conf import settings
 
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from django.contrib.sessions.backends.db import SessionStore as DBStore
 
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from django.core.cache import cache
 
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class SessionStore(DBStore):
 
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    """
 
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    Implements cached, database backed sessions.
 
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    """
 
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    def __init__(self, session_key=None):
 
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        super(SessionStore, self).__init__(session_key)
 
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    def load(self):
 
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        data = cache.get(self.session_key, None)
 
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        if data is None:
 
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            data = super(SessionStore, self).load()
 
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            cache.set(self.session_key, data, settings.SESSION_COOKIE_AGE)
 
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        return data
 
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    def exists(self, session_key):
 
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        return super(SessionStore, self).exists(session_key)
 
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    def save(self, must_create=False):
 
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        super(SessionStore, self).save(must_create)
 
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        cache.set(self.session_key, self._session, settings.SESSION_COOKIE_AGE)
 
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    def delete(self, session_key=None):
 
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        super(SessionStore, self).delete(session_key)
 
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        cache.delete(session_key or self.session_key)
 
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    def flush(self):
 
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        """
 
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        Removes the current session data from the database and regenerates the
 
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        key.
 
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        """
 
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        self.clear()
 
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        self.delete(self.session_key)
 
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        self.create()
 
 
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