def log(user, flag, message, obj=None, dt=None):
from django.contrib.admin.models import ADDITION, CHANGE, DELETION
flags = dict(create=ADDITION, update=CHANGE, delete=DELETION)
flag = flags.get(flag, flag)
if not isinstance(message, str):
message = json.dumps(message)
logentry = LogEntry(
user_id=user.pk,
action_flag=flag,
change_message=message,
)
if obj:
logentry.content_type_id = ContentType.objects.get_for_model(obj).pk
logentry.object_id = obj.pk
logentry.object_repr = str(obj)[:200]
if dt:
logentry.action_time = dt
logentry.save()
return logentry
