def index(self, model):
""" See IACLPathCache.
"""
for obj in lineage(model):
acl = getattr(obj, '__acl__', None)
if acl is not None:
self._index[self._getPath(obj)] = acl[:]
def _getPath(self, model):
rpath = []
for location in lineage(model):
if location.__name__ is None:
break
rpath.insert(0, location.__name__)
return tuple(rpath)
def render_sidebar(self):
"""Render the sidebar appropriate for the context."""
for ancestor in lineage(self.context):
r = queryMultiAdapter((ancestor, self.request), ISidebar)
if r is not None:
return r(self)
# no sidebar exists for this context.
return ""
def render_footer(self):
"""Render the footer appropriate for the context."""
for ancestor in lineage(self.context):
r = queryMultiAdapter((ancestor, self.request), IFooter)
if r is not None:
return r(self)
# no footer exists for this context, use the default.
return DefaultFooter(self.context, self.request)(self)
def lookup(self, model, permission=None):
""" See IACLPathCache.
"""
aces = []
for obj in lineage(model):
path = self._getPath(obj)
acl = self._index.get(path)
if acl is None:
acl = getattr(obj, '__acl__', ())
if acl:
self._index[path] = acl
if permission is not None:
acl = [x for x in acl
if x[2] == permission
or isinstance(x[2], AllPermissionsList)]
aces.extend(acl)
if [x for x in acl if x[1] is Everyone]:
break
return aces
def get_containment(object, defaults):
ifaces = set()
for ancestor in lineage(object):
ifaces.update(get_interfaces(ancestor, ()))
return ifaces
