util.py 文件源码

def ajax_required(f):
    """Check that the request is an AJAX request.

    Use it in your views:

    @ajax_required
    def my_view(request):
        ....

    Taken from:
    http://djangosnippets.org/snippets/771/
    """
    @wraps(f)
    def wrapper(request, *args, **kwargs):
        if not settings.DEBUG and not request.is_ajax():
            return HttpResponseBadRequest("This must be an AJAX request.")
        return f(request, *args, **kwargs)

    return wrapper