Only reactivate appropriate users when undoing domain block

bookwyrm/migrations/0066_user_deactivation_reason.py

@@ -6,13 +6,22 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('bookwyrm', '0065_merge_20210411_1702'),
+        ("bookwyrm", "0065_merge_20210411_1702"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='user',
+            model_name="user",
-            name='deactivation_reason',
+            name="deactivation_reason",
-            field=models.CharField(blank=True, choices=[('self_deletion', 'Self Deletion'), ('moderator_deletion', 'Moderator Deletion'), ('domain_block', 'Domain Block')], max_length=255, null=True),
+            field=models.CharField(
+                blank=True,
+                choices=[
+                    ("self_deletion", "Self Deletion"),
+                    ("moderator_deletion", "Moderator Deletion"),
+                    ("domain_block", "Domain Block"),
+                ],
+                max_length=255,
+                null=True,
+            ),
         ),
     ]

bookwyrm/models/federated_server.py

@@ -30,15 +30,18 @@ class FederatedServer(BookWyrmModel):
         self.save()
 
         # deactivate all associated users
-        self.user_set.update(is_active=False)
+        self.user_set.filter(is_active=True).update(
+            is_active=False, deactivation_reason="domain_block"
+        )
 
     def unblock(self):
         """ unblock a server """
         self.status = "federated"
         self.save()
 
-        # TODO: only reactivate users as appropriate
+        self.user_set.filter(deactivation_reason="domain_block").update(
-        self.user_set.update(is_active=True)
+            is_active=True, deactivation_reason=None
+        )
 
     @classmethod
     def is_blocked(cls, url):

bookwyrm/tests/models/test_federated_server.py

@@ -0,0 +1,67 @@
+""" testing models """
+from unittest.mock import patch
+from django.test import TestCase
+
+from bookwyrm import models
+
+
+class FederatedServer(TestCase):
+    """ federate server management """
+
+    def setUp(self):
+        """ we'll need a user """
+        self.server = models.FederatedServer.objects.create(server_name="test.server")
+        with patch("bookwyrm.models.user.set_remote_server.delay"):
+            self.remote_user = models.User.objects.create_user(
+                "rat",
+                "rat@rat.com",
+                "ratword",
+                federated_server=self.server,
+                local=False,
+                remote_id="https://example.com/users/rat",
+                inbox="https://example.com/users/rat/inbox",
+                outbox="https://example.com/users/rat/outbox",
+            )
+            self.inactive_remote_user = models.User.objects.create_user(
+                "nutria",
+                "nutria@nutria.com",
+                "nutriaword",
+                federated_server=self.server,
+                local=False,
+                remote_id="https://example.com/users/nutria",
+                inbox="https://example.com/users/nutria/inbox",
+                outbox="https://example.com/users/nutria/outbox",
+                is_active=False,
+                deactivation_reason="self_deletion",
+            )
+
+    def test_block_unblock(self):
+        """ block a server and all users on it """
+        self.assertEqual(self.server.status, "federated")
+        self.assertTrue(self.remote_user.is_active)
+        self.assertFalse(self.inactive_remote_user.is_active)
+
+        self.server.block()
+
+        self.assertEqual(self.server.status, "blocked")
+        self.remote_user.refresh_from_db()
+        self.assertFalse(self.remote_user.is_active)
+        self.assertEqual(self.remote_user.deactivation_reason, "domain_block")
+
+        self.inactive_remote_user.refresh_from_db()
+        self.assertFalse(self.inactive_remote_user.is_active)
+        self.assertEqual(self.inactive_remote_user.deactivation_reason, "self_deletion")
+
+        # UNBLOCK
+        self.server.unblock()
+
+        self.assertEqual(self.server.status, "federated")
+        # user blocked in deactivation is reactivated
+        self.remote_user.refresh_from_db()
+        self.assertTrue(self.remote_user.is_active)
+        self.assertIsNone(self.remote_user.deactivation_reason)
+
+        # deleted user remains deleted
+        self.inactive_remote_user.refresh_from_db()
+        self.assertFalse(self.inactive_remote_user.is_active)
+        self.assertEqual(self.inactive_remote_user.deactivation_reason, "self_deletion")