Django template for authentication

excerpt from navbar.html

{% if user.is_authenticated %}
    {# ... other menu options ... #}
    <li class="dropdown">
        <a class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspop="true" aria-expanded="false">
            <i class="fa fa-user"></i> {{ user.nih_login_id }}
        </a>
        <ul class="dropdown-menu">
            <li role="menuitem">
                <a href="{% url 'casauth:profile' %}"><i class="fa fa-user"></i> Profile</a>
            </li>
            <li role="menuitem">
                <a href="{% url 'casauth:logout' %}"><i class="fa fa-sign-out" aria-hidden="true"></i> Logout</a>
            </li>
        </ul>
    </li>
{% else %}
    <li role="menuitem"><a href="{% url 'casauth:login' %}"><i class="fa fa-sign-in" aria-hidden="true"></i> Login</a></li>
{% endif %}

excerpt from root urls.py

urlpatterns = [
    url(r'^accounts/', include('nlm.occs.casauth.urls')),
    # ...

excerpt of settings.py

AUTHENTICATION_BACKENDS = (
    'nlm.occs.casauth.backends.CASBackend',
)

CAS_SERVER_URL = 'https://login-prod.nlm.nih.gov/cas/'

CAS_CREATE_USER = False

CAS_STORE_NEXT = True

CAS_IGNORE_REFERRER = True

CAS_FORCE_CHANGE_USERNAME_CASE = 'lower'

ADMIN_GROUP = 'admin'

# Custom user model matching existing serials user table
# AUTH_USER_MODEL = '<appname>.<ModelName>'

CSRF_COOKIE_HTTPONLY = True

CSRF_COOKIE_SECURE = True