| import json | |
| from django.shortcuts import _get_queryset | |
| from django.http import HttpResponse | |
| from app.exceptions.custom import JsonNotFound | |
| # replacement for django.shortcuts.get_object_or_404() | |
| # allows json to be returned with a 404 error | |
| def get_object_or_json404(klass, *args, **kwargs): | |
| queryset = _get_queryset(klass) | |
| try: | |
| return queryset.get(*args, **kwargs) | |
| except queryset.model.DoesNotExist: | |
| raise JsonNotFound() | |
| def render_to_json_response(context, **response_kwargs): | |
| # returns a JSON response, transforming 'context' to make the payload | |
| response_kwargs['content_type'] = 'application/json' | |
| return HttpResponse(convert_context_to_json(context), **response_kwargs) | |
| def convert_context_to_json(context): | |
| # convert the context dictionary into a JSON object | |
| # note: this is *EXTREMELY* naive; in reality, you'll need | |
| # to do much more complex handling to ensure that arbitrary | |
| # objects -- such as Django model instances or querysets | |
| # -- can be serialized as JSON. | |
| return json.dumps(context) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment