4284: Common ancestor filter ignores persons without ancestors

svn: r17166
This commit is contained in:
Michiel Nauta 2011-04-20 13:32:24 +00:00
parent 3fd1205fbc
commit f97eca7f33

View File

@ -66,6 +66,11 @@ class HasCommonAncestorWith(Rule):
def add_ancs(self, db, person):
if person and person.handle not in self.ancestor_cache:
self.ancestor_cache[person.handle] = set()
# We are going to compare ancestors of one person with that of
# another person; if that other person is an ancestor and itself
# has no ancestors is must be included, this is achieved by the
# little trick of making a person his own ancestor.
self.ancestor_cache[person.handle].add(person.handle)
else:
return
@ -78,7 +83,6 @@ class HasCommonAncestorWith(Rule):
if par and par.handle not in self.ancestor_cache:
self.add_ancs(db, par)
if par:
self.ancestor_cache[person.handle].add(par)
self.ancestor_cache[person.handle] |= self.ancestor_cache[par.handle]
def reset(self):