sources/ldap: re-add default PropertyMappings

passbook/sources/ldap/migrations/0003_default_ldap_property_mappings.py

@@ -0,0 +1,35 @@
+# Generated by Django 3.0.6 on 2020-05-23 19:30
+
+from django.apps.registry import Apps
+from django.db import migrations
+
+
+def create_default_ad_property_mappings(apps: Apps, schema_editor):
+    LDAPPropertyMapping = apps.get_model("passbook_sources_ldap", "LDAPPropertyMapping")
+    mapping = {
+        "name": "{{ ldap.name }}",
+        "first_name": "{{ ldap.givenName }}",
+        "last_name": "{{ ldap.sn }}",
+        "username": "{{ ldap.sAMAccountName }}",
+        "email": "{{ ldap.mail }}",
+    }
+    db_alias = schema_editor.connection.alias
+    for object_field, expression in mapping.items():
+        LDAPPropertyMapping.objects.using(db_alias).get_or_create(
+            expression=expression,
+            object_field=object_field,
+            defaults={
+                "name": f"Autogenerated LDAP Mapping: {expression} -> {object_field}"
+            },
+        )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("passbook_sources_ldap", "0002_ldapsource_sync_users"),
+    ]
+
+    operations = [
+        migrations.RunPython(create_default_ad_property_mappings),
+    ]