views.py 文件源码

def user_login(request):
    """
        View for logging users in.
    """

    redirect_to = request.POST.get(REDIRECT_FIELD_NAME, request.GET.get(REDIRECT_FIELD_NAME, ''))
    login_form = AuthenticationForm(request, data=request.POST)
    if login_form.is_valid():
        # Ensure the user-originating redirection url is safe.
        if not is_safe_url(url=REDIRECT_FIELD_NAME, host=request.get_host()):
            redirect_to = settings.LOGIN_REDIRECT_URL
        # Okay, security check complete. Log the user in.
        auth_login(request, login_form.get_user())
        return redirect(settings.LOGIN_REDIRECT_URL if redirect_to == '' else redirect_to)
    else:
        return render(request, 'index.html', {'login_form': login_form, 'display': 'block', 'active': 'login'})