Don't create empty Alias records. Fixes issue #1603.

- Legacy-Id: 9086

ietf/person/models.py

@@ -92,7 +92,7 @@ class Person(PersonInfo):
                                             ))
                 send_mail_preformatted(None, msg)
         self.alias_set.get_or_create(name=self.name)
-        if self.name != self.ascii:
+        if self.ascii and self.name != self.ascii:
             self.alias_set.get_or_create(name=self.ascii)
 
     #this variable, if not None, may be used by url() to keep the sitefqdn.

ietf/secr/rolodex/views.py

@@ -173,7 +173,9 @@ def edit(request, id):
             for field in ('name','ascii','ascii_short'):
                 if field in person_form.changed_data:
                     person.alias_set.filter(name=getattr(person,field)).delete()
-                    Alias.objects.get_or_create(person=person,name=person_form.cleaned_data[field])
+                    alias = person_form.cleaned_data[field]
+                    if alias:
+                        Alias.objects.get_or_create(person=person,name=alias)
                     
             person_form.save()
             email_formset.save()