Examine searchPath

public void OnApplicationStarted(UmbracoApplicationBase umbracoApplication, ApplicationContext applicationContext)
{
  ExamineManager.Instance.IndexProviderCollection["ExternalIndexer"].GatheringNodeData += OnGatheringNodeData;
}

private void OnGatheringNodeData(object sender, IndexingNodeDataEventArgs e)
{
  if (e.Fields.ContainsKey("path"))
  {
    e.Fields["searchPath"] = e.Fields["path"].Replace(',', ' ');
  }
}