def get_references(self, name):
ref_set = ReferenceSet(self.context, name)
options = self.getOptions()
exported = self.getExported()
have_external = 0
root = exported.root
for reference in ref_set.get_references():
if not options.external_rendering:
if not reference.target_id:
# The reference is broken. Return an empty path.
yield ""
if not reference.is_target_inside_container(root):
if options.external_references:
have_external += 1
continue
else:
raise ExternalReferenceError(
_(u"External references"),
self.context, reference.target, root)
# Add root path id as it is always mentioned in exports
path = [root.getId()] + reference.relative_path_to(root)
yield '/'.join(canonical_tuple_path(path))
else:
# Return url to the target
yield absoluteURL(reference.target, exported.request)
if have_external:
# Report the collected problems.
exported.reportProblem(
(u'Content contains {0} reference(s) pointing outside ' +
u'of the export.').format(
have_external),
self.context)
