[#2375] do not pass resources to resource snippet

ckan/templates/package/pages/form_page.html

@@ -33,6 +33,6 @@ <h2 class="module-heading"><i class="icon-large icon-info-sign"></i> {{ _('What
 
   {% block resources_module %}
     {# TODO: Pass in a list of previously created resources and the current package dict #}
-    {% snippet "package/snippets/resources.html", resources=[], pkg={}, action='new_resource' %}
+    {% snippet "package/snippets/resources.html", pkg={}, action='new_resource' %}
   {% endblock %}
 {% endblock %}

ckan/templates/package/resource_read.html

@@ -104,7 +104,7 @@ <h2 class="module-heading"><i class="icon-medium icon-info-sign"></i> Resource I
     </ul>
   </section>
 
-  {% snippet "package/snippets/resources.html", resources=pkg.resources, pkg=pkg, active=res.id %}
+  {% snippet "package/snippets/resources.html", pkg=pkg, active=res.id %}
 
   {% snippet "snippets/social.html" %}
 {% endblock %}

ckan/templates/package/snippets/resources.html

@@ -2,16 +2,16 @@
 Displays a sidebard module with navigation containing the provided resources.
 If no resources are provided then the module will not be displayed.
 
-resources - A list of resource dicts to display.
 pkg       - The package dict that owns the resources.
 active    - The id of the currently displayed resource.
 action    - The controller action to use (default: 'resource_read').
 
 Example:
 
-  {% snippet "package/snippets/resources.html", resources=pkg.resources, pkg=pkg, active=res.id %}
+  {% snippet "package/snippets/resources.html", pkg=pkg, active=res.id %}
 
 #}
+{% set resources = pkg.resources or [] %}
 {% if resources %}
   <section class="module module-narrow resources">
     <h2 class="module-heading">{{ _("Resources") }}</h2>