Added meaningful message to manage collection policy when no content models exist

islandora_basic_collection/includes/manage_policies.inc

@@ -27,8 +27,9 @@ function islandora_manage_policies_form($form, &$form_state, $collection_object)
         $item = $repository->getObject($content_model);
         $cm_name = $item->Label;
         $cm_options[$content_model] = $cm_name;
+      } catch (RepositoryException $e) {
+        
       }
-      catch(RepositoryException $e) {}
     }
   }
 
@@ -71,6 +72,7 @@ function islandora_manage_policies_form($form, &$form_state, $collection_object)
     '#title' => t("Manage collection policy for @collection_title", array('@collection_title' => $collection_object->label)),
   );
 
+  if (count($new_content_models) > 0) {
     $form ['manage_collection_policy']['add']['content_model_to_add'] = array(
       '#title' => "Choose content model",
       '#type' => 'select',
@@ -101,6 +103,12 @@ function islandora_manage_policies_form($form, &$form_state, $collection_object)
       '#value' => t('Add content model to collection policy'),
       '#id' => 'add_cm'
     );
+  }
+  else {
+    $form['manage_collection_policy']['no_content_models'] = array(
+      '#markup' => t('No content models available to add!'),
+    );
+  }
 
   if (count($current_models_in_policy) > 0) {
     $form['manage_collection_policy']['remove'] = array(