Author: jmorliaguet
Date: Thu Jun 8 20:32:56 2006
New Revision: 3361
Added:
cpsskins/branches/paris-sprint-2006/clientstorage.py (contents, props
changed)
Modified:
cpsskins/branches/paris-sprint-2006/utils.py
Log:
- added an API to simplify access the client-side session storage.
Added: cpsskins/branches/paris-sprint-2006/clientstorage.py
==============================================================================
--- (empty file)
+++ cpsskins/branches/paris-sprint-2006/clientstorage.py Thu Jun 8
20:32:56 2006
@@ -0,0 +1,55 @@
+##############################################################################
+#
+# Copyright (c) 2005-2006 Nuxeo and Contributors.
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""
+
+$Id$
+"""
+__docformat__ = "reStructuredText"
+
+from urllib import quote, unquote
+
+from cpsskins import minjson as json
+from cpsskins.utils import getRequest
+
+class ClientStorage(object):
+ """A client-side storage (the information is stored in cookies)
+ """
+ def __init__(self, id):
+ self.storage_id = u'cpsskins_local_storage_%s' % id
+ self.request = getRequest()
+
+ def getData(self):
+ """Get data from a local storage.
+ """
+ value = self.request.cookies.get(self.storage_id)
+ if value is not None:
+ return json.read(unquote(value))
+ return None
+
+ def setData(self, data):
+ """Set data in the local storage.
+ """
+ value = quote(json.write(data))
+ self.request.response.setCookie(self.storage_id, value, path='/')
+
+ def __setitem__(self, k, v):
+ data = self.data
+ data[k] = v
+ self.data = data
+
+ def __getitem__(self, k):
+ return self.data[k]
+
+ data = property(getData, setData)
+
Modified: cpsskins/branches/paris-sprint-2006/utils.py
==============================================================================
--- cpsskins/branches/paris-sprint-2006/utils.py (original)
+++ cpsskins/branches/paris-sprint-2006/utils.py Thu Jun 8 20:32:56 2006
@@ -20,7 +20,9 @@
import re
from zope.component import getSiteManager, getGlobalSiteManager
+from zope.publisher.interfaces import IRequest
from zope.traversing.api import getParent
+from zope.security.management import getInteraction
from cpsskins.thememanager import IThemeManagementFolder
@@ -57,6 +59,13 @@
def getClientStorageId(id):
return u'cpsskins_local_storage_%s' % id
+def getRequest():
+ interaction = getInteraction()
+ for p in interaction.participations:
+ if IRequest.providedBy(p):
+ return p
+ raise RuntimeError("No IRequest in interaction")
+
def addThemeSkeleton(context):
# for testing purposes
from cpsskins.elements.interfaces import IDisplayable, IFormattable
--
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