Support Libravatar matching by OpenID URL as well as by email address

users/migrations/0015_user_openid_sha256.py

@@ -0,0 +1,21 @@
+# Generated by Django 2.0.7 on 2018-07-11 03:07
+
+import computed_property.fields
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0014_auto_20180711_1248'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='user',
+            name='openid_sha256',
+            field=computed_property.fields.ComputedCharField(compute_from='calc_openid_sha256', default='', editable=False,
+                                                             help_text="SHA-256 hash of the user's OpenID URL, used for Libravatar", max_length=64, unique=True),
+            preserve_default=False,
+        ),
+    ]