def getQueryAnchor(self, context, metatype=None):
"""Gets the containg parent of context, if it is an ExtropyBase object, or the first on that is.
"""
for o in list(context.aq_chain):
if IExtropyTracking.providedBy(o):
if metatype is None:
return o
elif hasattr(o,'meta_type') and metatype == o.meta_type:
return o
return getToolByName(self, 'portal_url').getPortalObject()
def testProjectInterface(self):
from Products.Extropy.interfaces import IExtropyBase
self.failUnless(IExtropyBase.providedBy(self.project))
from Products.Extropy.interfaces import IExtropyTracking
self.failUnless(IExtropyTracking.providedBy(self.project))
