Fix email notification setting (#3832)

* Coerce setting value to a boolean

* Ignore inactive users when sending notification emails

* Only send UI notifications to active users

* Fixes for unit tests

InvenTree/build/test_build.py

@@ -557,11 +557,13 @@ class BuildTest(BuildTestBase):
             category='build.new_build',
         )
 
-        self.assertEqual(messages.count(), 2)
+        self.assertEqual(messages.count(), 1)
 
         self.assertFalse(messages.filter(user__pk=2).exists())
 
-        self.assertTrue(messages.filter(user__pk=3).exists())
+        # Inactive users do not receive notifications
+        self.assertFalse(messages.filter(user__pk=3).exists())
+
         self.assertTrue(messages.filter(user__pk=4).exists())
 
 

InvenTree/common/notifications.py

@@ -243,8 +243,9 @@ class UIMessageNotification(SingleNotificationMethod):
     METHOD_NAME = 'ui_message'
 
     def get_targets(self):
-        """Just return the targets - no tricks here."""
-        return self.targets
+        """Only send notifications for active users"""
+
+        return [target for target in self.targets if target.is_active]
 
     def send(self, target):
         """Send a UI notification to a user."""

InvenTree/common/tests.py

@@ -778,7 +778,8 @@ class NotificationTest(InvenTreeAPITestCase):
         messages = NotificationMessage.objects.all()
 
         # As there are three staff users (including the 'test' user) we expect 30 notifications
-        self.assertEqual(messages.count(), 30)
+        # However, one user is marked as i nactive
+        self.assertEqual(messages.count(), 20)
 
         # Only 10 messages related to *this* user
         my_notifications = messages.filter(user=self.user)
@@ -822,7 +823,7 @@ class NotificationTest(InvenTreeAPITestCase):
 
         # Only 7 notifications should have been deleted,
         # as the notifications associated with other users must remain untouched
-        self.assertEqual(NotificationMessage.objects.count(), 23)
+        self.assertEqual(NotificationMessage.objects.count(), 13)
         self.assertEqual(NotificationMessage.objects.filter(user=self.user).count(), 3)
 
 

InvenTree/order/test_sales_order.py

@@ -267,7 +267,7 @@ class SalesOrderTest(TestCase):
             category='order.overdue_sales_order',
         )
 
-        self.assertEqual(len(messages), 2)
+        self.assertEqual(len(messages), 1)
 
     def test_new_so_notification(self):
         """Test that a notification is sent when a new SalesOrder is created.

InvenTree/order/tests.py

@@ -326,6 +326,11 @@ class OrderTest(TestCase):
                 user__id=user_id,
             )
 
+            # User ID 3 is inactive, and thus should not receive notifications
+            if user_id == 3:
+                self.assertFalse(messages.exists())
+                continue
+            else:
                 self.assertTrue(messages.exists())
 
             msg = messages.first()

InvenTree/plugin/builtin/integration/core_notifications.py

@@ -6,6 +6,7 @@ from django.utils.translation import gettext_lazy as _
 from allauth.account.models import EmailAddress
 
 import common.models
+import InvenTree.helpers
 import InvenTree.tasks
 from plugin import InvenTreePlugin
 from plugin.mixins import BulkNotificationMethod, SettingsMixin
@@ -61,7 +62,12 @@ class CoreNotificationsPlugin(SettingsMixin, InvenTreePlugin):
             allowed_users = []
 
             for user in self.targets:
-                allows_emails = self.usersetting(user)
+
+                if not user.is_active:
+                    # Ignore any users who have been deactivated
+                    continue
+
+                allows_emails = InvenTree.helpers.str2bool(self.usersetting(user))
 
                 if allows_emails:
                     allowed_users.append(user)