views.py 文件源码

def content_fetch_view(request, objtype, guid):
    """Diaspora content fetch view.

    Returns the signed payload for the public content. Non-public content will return 404.

    If the content is not local, redirect to content author server.

    Args:
        objtype (str) - Diaspora content type. Currently if it is `status_message`, `post` or `reshare`,
            we try to find `Content`.
        guid (str) - The object guid to look for.
    """
    if objtype not in ["status_message", "post", "reshare", "comment"]:
        raise Http404()
    content = get_object_or_404(Content, guid=guid, visibility=Visibility.PUBLIC)
    if not content.local:
        url = "https://%s/fetch/%s/%s" % (
            content.author.handle.split("@")[1], objtype, guid
        )
        return HttpResponseRedirect(url)
    entity = make_federable_content(content)
    message = get_full_xml_representation(entity, content.author.private_key)
    document = MagicEnvelope(
        message=message, private_key=content.author.private_key, author_handle=content.author.handle
    )
    return HttpResponse(document.render(), content_type="application/magic-envelope+xml")