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annotate ikweb/ikweb/gaeo/session/memcache.py @ 247:7747bbe5b68e

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start to develope Information Exchange Center of Ikariam Game. (prototpye)
author "Hisn Yi, Chen <ossug.hychen@gmail.com>"
date Mon, 01 Dec 2008 00:27:22 +0800
parents
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rev   line source
247
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
parents:
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1 # -*- coding: utf-8 -*-
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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2 #
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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3 # Copyright 2008 Lin-Chieh Shangkuan & Liang-Heng Chen
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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4 #
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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5 # Licensed under the Apache License, Version 2.0 (the "License");
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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6 # you may not use this file except in compliance with the License.
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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7 # You may obtain a copy of the License at
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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8 #
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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9 # http://www.apache.org/licenses/LICENSE-2.0
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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10 #
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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11 # Unless required by applicable law or agreed to in writing, software
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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12 # distributed under the License is distributed on an "AS IS" BASIS,
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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14 # See the License for the specific language governing permissions and
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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15 # limitations under the License.
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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16 #
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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17 """ GAEO Session - memcache store """
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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18 import random
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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19 import pickle
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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20 import logging
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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21
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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22 from google.appengine.api import memcache
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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23
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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24 from gaeo import session
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25
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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26 class MemcacheSession(session.Session):
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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27 """ session that uses memcache """
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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28
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29 def __init__(self, hnd, name = 'gaeo_session', timeout = 60 * 60):
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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30 super(MemcacheSession, self).__init__(hnd, name, timeout)
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31
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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32 # check from cookie
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"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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33 if name in hnd.request.cookies:
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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34 self._id = hnd.request.cookies[name]
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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35 session_data = memcache.get(self._id)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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36 if session_data:
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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37 self.update(pickle.loads(session_data))
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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38 memcache.set(self._id, session_data, timeout)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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39 else: # not in the cookie, set it
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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40 cookie = '%s=%s' % (name, self._id)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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41 hnd.response.headers.add_header('Set-Cookie', cookie)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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42
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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43 def put(self):
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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44 if not self._invalidated:
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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45 memcache.set(self._id, pickle.dumps(self.copy()), self._timeout)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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46
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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47 def invalidate(self):
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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48 """Invalidates the session data"""
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49 self._hnd.response.headers.add_header(
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50 'Set-Cookie',
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
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51 '%s=; expires=Thu, 1-Jan-1970 00:00:00 GMT;' % self._name
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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52 )
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53 memcache.delete(self._id)
7747bbe5b68e start to develope Information Exchange Center of Ikariam Game. (prototpye)
"Hisn Yi, Chen <ossug.hychen@gmail.com>"
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54 self.clear()
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55 self._invalidated = True