more fixes to the docs

docs/features.rst

@@ -78,6 +78,7 @@ providers send you can do it by setting the ``analytical_identity`` context
 variable in your view code:
 
 .. code-block:: python
+
     context = RequestContext({'analytical_identity': user.uuid})
     return some_template.render(context)
 
@@ -89,6 +90,32 @@ or in the template:
         {% analytical_head_top %}
     {% endwith %}
 
+or in context proessor:
+
+.. code-block:: python
+
+    # FILE: myproject/context_processors.py
+    from django.conf import settings
+
+    def get_identity(request):
+        return {
+            'analytical_identity': 'some-value-here',
+        }
+
+    # FILE: myproject/settings.py
+    TEMPLATES = [
+        {
+            'OPTIONS': {
+                'context_processors': [
+                    'myproject.context_processors.get_identity',
+                ],
+            },
+        },
+    ]
+
+That allows you as a developer to leave your view code untouched and
+make sure that the variable is injected for all templates.
+
 If you want to change the identity only for specific provider use the
 ``*_identity`` context variable, where ``*``-prefix is the module name
 of the specific provider.

docs/services/google_analytics_gtag.rst

@@ -94,22 +94,26 @@ Identifying authenticated users
 -------------------------------
 
 The username of an authenticated user is passed to Google Analytics
-automatically as the `user_id`.  See :ref:`identifying-visitors`.
+automatically as the ``user_id``.  See :ref:`identifying-visitors`.
 
-According to `Google Analytics conditions`_ you should avoid ...
-
-.. _`Google Analytics conditions`: https://developers.google.com/analytics/solutions/crm-integration#user_id
-you should avoid sending Personally Identifiable Information.
-Using `username` as `user_id` might not be the best option.
+According to `Google Analytics conditions`_ you should avoid
+sending Personally Identifiable Information.
+Using ``username`` as ``user_id`` might not be the best option.
 To avoid that, you can change the identity
-by setting `google_analytics_gtag_identity` (or `analytical_identity` to
-affect all providers) context variable::
+by setting ``google_analytics_gtag_identity`` (or ``analytical_identity`` to
+affect all providers) context variable:
+
+.. code-block:: python
 
     context = RequestContext({'google_analytics_gtag_identity': user.uuid})
     return some_template.render(context)
 
-or in the template::
+or in the template:
+
+.. code-block:: django
 
     {% with google_analytics_gtag_identity=request.user.uuid|default:None %}
         {% analytical_head_top %}
     {% endwith %}
+
+.. _`Google Analytics conditions`: https://developers.google.com/analytics/solutions/crm-integration#user_id