views.py 文件源码

def delete_submission(request, page_id, submission_id):
    if not get_surveys_for_user(request.user).filter(id=page_id).exists():
        raise PermissionDenied

    page = get_object_or_404(Page, id=page_id).specific
    submission = get_object_or_404(page.get_submission_class(), id=submission_id)

    if request.method == 'POST':
        submission.delete()

        messages.success(request, _("Submission deleted."))
        return redirect('wagtailsurveys:list_submissions', page_id)

    return render(request, 'wagtailsurveys/confirm_delete.html', {
        'page': page,
        'submission': submission
    })