Rock.Model.UserLoginService.UpdateLastLogin C# (CSharp) Method

        public static void UpdateLastLogin( string userName )
        {
            if ( !string.IsNullOrWhiteSpace( userName ) && !userName.StartsWith( "rckipid=" ) )
            {
                using ( var rockContext = new RockContext() )
                {
                    var userLoginService = new UserLoginService( rockContext );

                    var userLogin = userLoginService.GetByUserName( userName );
                    if ( userLogin != null )
                    {
                        userLogin.LastLoginDateTime = RockDateTime.Now;

                        if ( userLogin.PersonId.HasValue )
                        {
                            var summary = new System.Text.StringBuilder();
                            summary.AppendFormat( "User logged in with <span class='field-name'>{0}</span> username", userLogin.UserName );
                            if ( HttpContext.Current != null && HttpContext.Current.Request != null )
                            {
                                summary.AppendFormat( ", to <span class='field-value'>{0}</span>, from <span class='field-value'>{1}</span>",
                                    HttpContext.Current.Request.Url.AbsoluteUri, HttpContext.Current.Request.UserHostAddress );
                            }
                            summary.Append( "." );

                            var historyService = new HistoryService( rockContext );
                            var personEntityTypeId = EntityTypeCache.Read( "Rock.Model.Person" ).Id;
                            var activityCategoryId = CategoryCache.Read( Rock.SystemGuid.Category.HISTORY_PERSON_ACTIVITY.AsGuid(), rockContext ).Id;

                            historyService.Add( new History
                            {
                                EntityTypeId = personEntityTypeId,
                                CategoryId = activityCategoryId,
                                EntityId = userLogin.PersonId.Value,
                                Summary = summary.ToString(),
                                Verb = "LOGIN"
                            } );
                        }

                        rockContext.SaveChanges();
                    }
                }
            }
        }