decorators.py 文件源码

def login_if_required_for_dashboard(function=None, redirect_field_name=REDIRECT_FIELD_NAME, login_url=None):
    """
    Decorator for views that checks that the user is logged in, redirecting to the log-in page if necessary -
    but only if REQUIRE_LOGIN_FOR_DASHBOARD is set True in Constance.
    """

    def authenticated_test(u):
        if config.REQUIRE_LOGIN_FOR_DASHBOARD:
            return u.is_authenticated
        else:
            return True

    actual_decorator = user_passes_test(
        authenticated_test,
        login_url=login_url,
        redirect_field_name=redirect_field_name
    )
    if function:
        return actual_decorator(function)
    return actual_decorator