Ensure containers for temporary data. (#187)

Products/zms/__init__.py

@@ -126,6 +126,7 @@ def registerDirectory(_context, name, directory=None, recursive=False,
 def initialize(context): 
     """Initialize the product."""
 
+    create_session_storage_if_neccessary(context)
     try: 
         """Try to register the product."""
 
@@ -338,3 +339,25 @@ def translate_path(s):
   if s.startswith('/++resource++zms_/'):
     l = ['plugins', 'www']+s.split('/')[2:]
   return os.sep.join([ZMS_HOME]+l)
+
+def create_session_storage_if_neccessary(context):
+  """
+  Ensure containers for temporary data.
+  """
+  from OFS.Folder import Folder
+  from Products.Transience.Transience import TransientObjectContainer
+
+  app = context.getApplication()
+  if not 'temp_folder' in app:
+    # Adding a 'folder' is a just fallback
+    # if a 'mount_point' is not available 
+    # like usually configured via zope.conf
+    temp_folder = Folder('temp_folder')
+    app._setObject('temp_folder', temp_folder)
+  if not 'session_data' in app.temp_folder:
+    container = TransientObjectContainer(
+        'session_data',
+        title='Session Data Container',
+        timeout_mins=20
+    )
+    app.temp_folder._setObject('session_data', container)

Products/zms/standard.py

@@ -827,36 +827,8 @@ def get_session(context):
   """
   Get http-session.
   """
-  request = getattr( context, 'REQUEST', None)
-  if request.get('SESSION', None) == None:
-    create_session_storage_if_neccessary(context)
-  session = request.get('SESSION',request.environ.get('beaker.session',None))
-  return session
-
-security.declarePublic('create_session_storage_if_neccessary')
-def create_session_storage_if_neccessary(context):
-  """
-  Ensure containers for temporary data.
-  """
-  from OFS.Folder import Folder
-  from Products.Transience.Transience import TransientObjectContainer
-
-  root = context.getPhysicalRoot()
-  if not 'temp_folder' in root:
-    # Adding a 'folder' is a just fallback
-    # if a 'mount_point' is not available 
-    # like usually configured via zope.conf
-    temp_folder = Folder('temp_folder')
-    root._setObject('temp_folder', temp_folder)
-    # writeLog( context, 'Missing temp_folder added')
-  if not 'session_data' in root.temp_folder:
-    container = TransientObjectContainer(
-        'session_data',
-        title='Session Data Container',
-        timeout_mins=20
-    )
-    root.temp_folder._setObject('session_data', container)
-    # writeLog( context, 'Missing session_data-container added')
+  request = context.REQUEST
+  return request.get('SESSION',request.environ.get('beaker.session',None))
 
 security.declarePublic('get_session_value')
 def get_session_value(context, key, defaultValue=None):