Sitecore DMS Page Events Manager

DmsPageEventsManager.cs

  public class DmsPageEventsManager : IDmsPageEventsManager
    {
        readonly Guid _searchPageEventGuid = new Guid("{0C179613-2073-41AB-992E-027D03D523BF}");
        readonly Guid _downloadPageEventGuid = new Guid("{FA72E131-3CFD-481C-8E15-04496E9586DC}";

        private ICurrentPageContext CurrentPage()
        {
            return Tracker.Current.Session.Interaction.CurrentPage;
        }

        public void RegisterSearchTerm(string searchterm, ID itemId)
        {
            if (searchterm != null)
            {
                if (TrackerEnabled())
                {
                    var page = CurrentPage();

                    page.Register(new PageEventData("Search", _searchPageEventGuid) { ItemId = itemId.ToGuid(), Data = searchterm, DataKey = searchterm, Text = searchterm });
                }
            }
        }

        public void RegisterDownload(string downloadedResourceText, ID itemId)
        {
            if (downloadedResourceText != null)
            {
                if (TrackerEnabled())
                {
                    var page = CurrentPage();

                    page.Register(new PageEventData("Download", _downloadPageEventGuid) { ItemId = itemId.ToGuid(), Data = downloadedResourceText, DataKey = downloadedResourceText, Text = "Resource Downloaded" });
                }
            }
        }

        public void RegisterPageEvent(ID pageEventId, string pageEventName, ID itemId, string text, string data)
        {
            if (!pageEventId.IsNull)
            {
                if (TrackerEnabled())
                {
                    var page = CurrentPage();

                    page.Register(new PageEventData(pageEventName, pageEventId.Guid) { ItemId = itemId.ToGuid(), Data = data, DataKey = data, Text = text });
                }
            }
        }

        private static bool TrackerEnabled()
        {
            return Tracker.IsActive && Tracker.Current.Session != null && Tracker.Current.Session.Interaction != null;
        }
    }