Issue #1850224: As a user I would like to allow the use of a queue for field...

Issue #1850224: As a user I would like to allow the use of a queue for field indexing so that installing the module doesn't take forever

views_natural_sort.admin.inc

@@ -128,7 +128,6 @@ function views_natural_sort_rebuild_index_batch_set(array $entry_types = array()
     // Queue up all the data that needs to be rebuilt.
     module_invoke_all('views_natural_sort_queue_rebuild_data', $entry_type);
   }
-
   // Run the queue.
   $batch = array(
     'operations' => array(array('views_natural_sort_rebuild_index', array())),
@@ -157,7 +156,7 @@ function views_natural_sort_rebuild_index(&$context) {
   for ($i = 0; $i < $sandbox['items_per_batch'] && $sandbox['current'] < $sandbox['max']; $i++) {
     $item = $queue->claimItem(10);
     if ($item) {
-      views_natural_sort_store($item->data);
+      views_natural_sort_process_index_queue($item->data);
       $queue->deleteItem($item);
     }
     $sandbox['current']++;

views_natural_sort.inc

@@ -175,7 +175,7 @@ function views_natural_sort_days_of_the_week_sort_days($string) {
   for ($i = 0; $i < 7; $i++) {
     $current_day = ($i + $start) % 7;
     $abbreviations = views_natural_sort_days_of_the_week_get_acceptable_day_abbreviations($day_list[$current_day], $used_language);
-    $translated_day = t('@day', array('@day' => $day_list[$current_day]);
+    $translated_day = t('@day', array('@day' => $day_list[$current_day]));
     $string = preg_replace(
       array(
         '/\b' . $translated_day . '\b/i',

views_natural_sort.module

@@ -153,6 +153,29 @@ function views_natural_sort_entity_delete($entity, $type) {
   ));
 }
 
+/**
+ * Implements hook_cron_queue_info().
+ */
+function views_natural_sort_cron_queue_info() {
+  return array(
+    'views_natural_sort_index_queue' => array(
+      'worker callback' => 'views_natural_sort_process_index_queue',
+      'skip on cron' => TRUE,
+    ),
+  );
+}
+
+/**
+ * Queue worker callback for views_natural_sort_index_queue.
+ *
+ * @see callback_queue_worker
+ */
+function views_natural_sort_process_index_queue($data) {
+  if (is_array($data)) {
+    views_natural_sort_store($data);
+  }
+}
+
 /**
  * Store Multiple views_natural_sort entries.
  *