views.py 文件源码

def away(request):
    referer = request.META.get('HTTP_REFERER')
    if not referer:
        return redirect(settings.LOGIN_REDIRECT_URL)

    # ??????????, ??? ? REFERER ???????? ???
    referer = urlparse(referer)
    if '' in (referer.scheme, referer.netloc):
        return redirect(settings.LOGIN_REDIRECT_URL)

    # ?????????, ??? ??????? ? ?????? ?????
    site = get_current_site(request)
    if not is_same_domain(referer.netloc, site.domain):
        return redirect(settings.LOGIN_REDIRECT_URL)

    url = request.GET.get('url') or resolve_url('index')
    return render(request, 'away/away.html', {
        'url': url
    })