def _aliasTarget(self, value):
if '_aliasTarget' in self.__dict__:
raise AttributeError("Cannot set _aliasTarget more than once")
if not IRelationValue.providedBy(value):
raise AttributeError("_aliasTarget must be an IRelationValue")
counter = 0
target = value.to_object
while IAlias.providedBy(
target) and counter < 1000: # avoid infinite loop
target = aq_inner(target._target)
counter += 1
if counter > 0:
intids = queryUtility(IIntIds)
if intids is None:
raise LookupError("Cannot find intid utility")
to_id = intids.getId(target)
value = RelationValue(to_id)
self.__dict__['_aliasTarget'] = value
def _aliasTarget(self, value):
if '_aliasTarget' in self.__dict__:
raise AttributeError("Cannot set _aliasTarget more than once")
if not IRelationValue.providedBy(value):
raise AttributeError("_aliasTarget must be an IRelationValue")
counter = 0
target = value.to_object
while IAlias.providedBy(target) and counter < 1000: # avoid infinite loop
target = aq_inner(target._target)
counter += 1
if counter > 0:
intids = queryUtility(IIntIds)
if intids is None:
raise LookupError("Cannot find intid utility")
to_id = intids.getId(target)
value = RelationValue(to_id)
self.__dict__['_aliasTarget'] = value
def test_alias_interfaces(self):
self.failUnless(IATDocument.providedBy(self.folder['a1']))
self.failUnless(IAlias.providedBy(self.folder['a1']))
self.failIf(IAlias.providedBy(self.folder['d1']))
def test_alias_interfaces(self):
self.failUnless(IATDocument.providedBy(self.folder['a1']))
self.failUnless(IAlias.providedBy(self.folder['a1']))
self.failIf(IAlias.providedBy(self.folder['d1']))
