ajung/plone.app.discussion
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Replacing infinite-recursion happy traverse_parent_folders method with one based on aq_chain; evilbungle branch merge.

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svn path=/plone.app.discussion/trunk/; revision=30660
This commit is contained in:
Timo Stollenwerk 2009-10-17 09:33:58 +00:00
parent 60b6196736
commit 78d547daa6
1 changed files with 12 additions and 25 deletions
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37
plone/app/discussion/conversation.py
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@ -111,36 +111,23 @@ class Conversation(Traversable, Persistent, Explicit):
if IFolderish.providedBy(aq_inner(self.__parent__)) and not INonStructuralFolder.providedBy(aq_inner(self.__parent__)):
return False
# Traverse the object tree.
def traverse_parent_folder(obj):
# Run through the object tree from context,
# to the Plone Site Root and look for the first folder object
# that has allow_discussion set to True or False.
if not IPloneSiteRoot.providedBy(obj):
if IFolderish.providedBy(obj) and \
not INonStructuralFolder.providedBy(obj):
# If the current object is a Plone folder,
# check if the discussion_allowed flag is set.
allow_discussion_flag = getattr(obj, 'allow_discussion', None)
if allow_discussion_flag == True:
return True
elif allow_discussion_flag == False:
return False
else:
# If allow_discussion flag is not set, go on traversing.
pass
else:
# If the current object is not a Plone folder,
# go on with traversal.
foo = traverse_parent_folder(aq_parent(obj))
if foo:
return True
def traverse_parents(obj):
# Run through the aq_chain of obj and check if discussion is
# enabled in a parent folder.
for obj in self.aq_chain:
if not IPloneSiteRoot.providedBy(obj):
if IFolderish.providedBy(obj) and \
not INonStructuralFolder.providedBy(obj):
allow_discussion_flag = getattr(obj,'allow_discussion',None)
if allow_discussion_flag is not None:
return allow_discussion_flag
return None
obj = aq_parent(self)
# Check if traversal returned a folder with discussion_allowed set
# to True or False.
folder_allow_discussion = traverse_parent_folder(obj)
folder_allow_discussion = traverse_parents(obj)
if folder_allow_discussion == True:
if not getattr(self, 'allow_discussion', None):
return True