Move primary but inactive email to the most recently touched active email for a Person. If a person has more than one primary email, make all but the first be not primary. Fixes ietf-tools#2214. Commit ready for merge.

 - Legacy-Id: 12932

Author: rjsparks

ietf/person/migrations/0015_clean_primary.py

@@ -0,0 +1,41 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2017-02-28 10:46
+from __future__ import unicode_literals
+
+from django.db import migrations
+from collections import Counter
+
+import debug    # pyflakes:ignore
+
+def repair_primary(apps, schema_editor):
+    Person = apps.get_model('person','Person')
+    Email = apps.get_model('person','Email')
+    for p in Person.objects.all():
+        primary = p.email_set.filter(primary=True).first()
+        if primary and not primary.active:
+            #debug.show("['removing primary',primary.address,p.name]")
+            primary.primary = False
+            primary.save()
+            new_primary = p.email_set.filter(active=True).order_by("-time").first()
+            if new_primary:
+                #debug.show("['adding primary',new_primary.address,p.name]")
+                new_primary.primary = True
+                new_primary.save()
+    for p_id in [x for x in Counter(Email.objects.filter(primary=True).values_list('person',flat=True)).items() if x[1]>1]:
+        for e in Email.objects.filter(person_id=p_id,primary=True)[1:]:
+            #debug.show("['removing extra primary', e.address, e.person.name]")
+            e.primary = False
+            e.save()
+
+def do_nothing(apps, schema_editor):
+    pass
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('person', '0014_auto_20160613_0751'),
+    ]
+
+    operations = [
+        migrations.RunPython(repair_primary,do_nothing)
+    ]