Display message for empty activity stream page

ckanext/opendata_theme/opengov_custom_theme/templates/snippets/activity_stream.html

@@ -0,0 +1,64 @@
+{% macro actor(activity) %}
+  <span class="actor">
+    {{ h.linked_user(activity.user_id, 0, 30) }}
+  </span>
+{% endmacro %}
+
+{% macro dataset(activity) %}
+  {% set dataset_type = activity.data.package.type or 'dataset' %}
+  <span class="dataset">
+    {{ h.link_to(activity.data.package.title if activity.data.package else _('unknown'),
+      h.url_for(dataset_type ~ '.read', id=activity.object_id)) }}
+    {# object_id because the object_name may be out of date) #}
+  </span>
+{% endmacro %}
+
+{% macro organization(activity) %}
+  {{ h.link_to(activity.data.group.title if activity.data.group else _('unknown'),
+               h.url_for('organization.read', id=activity.object_id)) }}
+               {# object_id because the object_name may be out of date) #}
+{% endmacro %}
+
+{% macro user(activity) %}
+<span class="actor">
+  {{ h.linked_user(activity.object_id, 0, 20) }}
+</span>
+{% endmacro %}
+
+{% macro group(activity) %}
+<span class="group">
+  {{ h.link_to(activity.data.group.title if activity.data.group else _('unknown'),
+               h.url_for('group.read', id=activity.object_id)) }}
+               {# object_id because the object_name may be out of date) #}
+</span>
+{% endmacro %}
+
+{# Displays an activity stream
+
+activity_stream - the activity data. e.g. the output from package_activity_list
+id - the id or current name of the object (e.g. package name, user id)
+object_type - 'package', 'organization', 'group', 'user'
+
+#}
+{% if activity_stream|length > 0 %}
+    {% block activity_stream %}
+      <ul class="activity">
+      {% set can_show_activity_detail = h.check_access('activity_list', {'id': id, 'include_data': True, 'object_type': object_type}) %}
+      {% for activity in activity_stream %}
+        {%- snippet "snippets/activities/{}.html".format(
+          activity.activity_type.replace(' ', '_')
+          ), "snippets/activities/fallback.html",
+          activity=activity, can_show_activity_detail=can_show_activity_detail, ah={
+            'actor': actor,
+            'dataset': dataset,
+            'organization': organization,
+            'user': user,
+            'group': group,
+          }, id=id
+        -%}
+      {% endfor %}
+      </ul>
+    {% endblock %}
+{% else %}
+    <p>{{ _('No activity found') }}.</p>
+{% endif %}