def restore_object(self, attrs, instance=None):
# watchers is not a field from the model but can be attached in the get_queryset of the viewset.
# If that's the case we need to remove it before calling the super method
self.fields.pop("watchers", None)
self.validate_watchers(attrs, "watchers")
new_watcher_ids = attrs.pop("watchers", None)
obj = super(EditableWatchedResourceSerializer,
self).restore_object(attrs, instance)
# A partial update can exclude the watchers field or if the new instance can still not be saved
if instance is None or new_watcher_ids is None:
return obj
new_watcher_ids = set(new_watcher_ids)
old_watcher_ids = set(obj.get_watchers().values_list("id", flat=True))
adding_watcher_ids = list(new_watcher_ids.difference(old_watcher_ids))
removing_watcher_ids = list(
old_watcher_ids.difference(new_watcher_ids))
adding_users = get_user_model().objects.filter(
id__in=adding_watcher_ids)
removing_users = get_user_model().objects.filter(
id__in=removing_watcher_ids)
for user in adding_users:
services.add_watcher(obj, user)
for user in removing_users:
services.remove_watcher(obj, user)
obj.watchers = obj.get_watchers()
return obj
def test_userstory_watchers_retrieve(client, data):
add_watcher(data.public_user_story, data.project_owner)
public_url = reverse('userstory-watchers-detail', kwargs={"resource_id": data.public_user_story.pk,
"pk": data.project_owner.pk})
add_watcher(data.private_user_story1, data.project_owner)
private_url1 = reverse('userstory-watchers-detail', kwargs={"resource_id": data.private_user_story1.pk,
"pk": data.project_owner.pk})
add_watcher(data.private_user_story2, data.project_owner)
private_url2 = reverse('userstory-watchers-detail', kwargs={"resource_id": data.private_user_story2.pk,
"pk": data.project_owner.pk})
add_watcher(data.blocked_user_story, data.project_owner)
blocked_url = reverse('userstory-watchers-detail', kwargs={"resource_id": data.blocked_user_story.pk,
"pk": data.project_owner.pk})
users = [
None,
data.registered_user,
data.project_member_without_perms,
data.project_member_with_perms,
data.project_owner
]
results = helper_test_http_method(client, 'get', public_url, None, users)
assert results == [200, 200, 200, 200, 200]
results = helper_test_http_method(client, 'get', private_url1, None, users)
assert results == [200, 200, 200, 200, 200]
results = helper_test_http_method(client, 'get', private_url2, None, users)
assert results == [401, 403, 403, 200, 200]
results = helper_test_http_method(client, 'get', blocked_url, None, users)
assert results == [401, 403, 403, 200, 200]
def save_watchers(self):
new_watcher_emails = set(self._watchers)
old_watcher_emails = set(self.object.get_watchers().values_list(
"email", flat=True))
adding_watcher_emails = list(
new_watcher_emails.difference(old_watcher_emails))
removing_watcher_emails = list(
old_watcher_emails.difference(new_watcher_emails))
User = get_user_model()
adding_users = User.objects.filter(email__in=adding_watcher_emails)
removing_users = User.objects.filter(email__in=removing_watcher_emails)
for user in adding_users:
notifications_services.add_watcher(self.object, user)
for user in removing_users:
notifications_services.remove_watcher(self.object, user)
self.object.watchers = [
user.email for user in self.object.get_watchers()
]
def watch(self, request, pk=None):
obj = self.get_object()
self.check_permissions(request, "watch", obj)
self.pre_conditions_on_save(obj)
services.add_watcher(obj, request.user)
return response.Ok()
def add_watcher(self, user):
services.add_watcher(self, user)