dashboard: display corrent number of remaining vms on index

circle/dashboard/templates/dashboard/index-vm.html

@@ -27,7 +27,11 @@
           </div>
         </div>
         <div class="col-sm-6 text-right">
-          <a class="btn btn-primary btn-xs" href="{% url "dashboard.views.vm-list" %}"><i class="icon-chevron-sign-right"></i> <strong>13</strong>  more  </a>
+          {% if more_instances > 0 %}
+          <a class="btn btn-primary btn-xs" href="{% url "dashboard.views.vm-list" %}">
+            <i class="icon-chevron-sign-right"></i> <strong>{{ more_instances }}</strong>  more  
+          </a>
+          {% endif %}
           <a class="btn btn-success btn-xs"><i class="icon-plus-sign"></i> new </a>
         </div>
       </div>

circle/dashboard/views.py

@@ -16,9 +16,14 @@ class IndexView(TemplateView):
         else:
             user = None
 
+        instances = Instance.objects.filter(owner=user)
         context = super(IndexView, self).get_context_data(**kwargs)
         context.update({
-            'instances': Instance.objects.filter(owner=user)[:5],
+            'instances': instances[:5],
+        })
+
+        context.update({
+            'more_instances': instances.count() - len(instances[:5])
         })
         return context