Allow media to use integer weight selector. (#894)

islandora.views.inc

@@ -9,11 +9,12 @@
  * Implements hook_views_data_alter().
  */
 function islandora_views_data_alter(&$data) {
-  // For now only support Nodes.
+  // For now only support Nodes and Media.
-  $fields = \Drupal::service('entity_field.manager')->getFieldStorageDefinitions('node');
+  foreach (['node', 'media'] as $entity_type) {
+    $fields = \Drupal::service('entity_field.manager')->getFieldStorageDefinitions($entity_type);
     foreach ($fields as $field => $field_storage_definition) {
       if ($field_storage_definition->getType() == 'integer' && strpos($field, "field_") === 0) {
-      $prefixed_field = 'node__' . $field;
+        $prefixed_field = $entity_type . '__' . $field;
         if (isset($data[$prefixed_field])) {
           $data[$prefixed_field][$field . '_value']['field'] = $data[$prefixed_field][$field]['field'];
           $data[$prefixed_field][$field]['title'] = t('Integer Weight Selector (@field)', [
@@ -25,6 +26,7 @@ function islandora_views_data_alter(&$data) {
         }
       }
     }
+  }
 
   // Add Has Media filter.
   $data['node_field_data']['islandora_has_media'] = [