Rock.Model.PageService.CloneHtmlContent C# (CSharp) Méthode

        private void CloneHtmlContent( Dictionary<Guid, Guid> blockGuidDictionary, RockContext rockContext, int? currentPersonAliasId = null )
        {
            var htmlContentService = new HtmlContentService( rockContext );
            var blockService = new BlockService( rockContext );

            Dictionary<Guid, int> blockIntDictionary = blockService.Queryable()
                .Where( p => blockGuidDictionary.Keys.Contains( p.Guid ) || blockGuidDictionary.Values.Contains( p.Guid ) )
                .ToDictionary( p => p.Guid, p => p.Id );

            var htmlContents = htmlContentService.Queryable().Where( a =>
                blockIntDictionary.Values.Contains( a.BlockId ) )
                .ToList();

            foreach ( var htmlContent in htmlContents )
            {
                var newHtmlContent = htmlContent.Clone( false );
                newHtmlContent.CreatedByPersonAlias = null;
                newHtmlContent.CreatedByPersonAliasId = currentPersonAliasId;
                newHtmlContent.CreatedDateTime = RockDateTime.Now;
                newHtmlContent.ModifiedByPersonAlias = null;
                newHtmlContent.ModifiedByPersonAliasId = currentPersonAliasId;
                newHtmlContent.ModifiedDateTime = RockDateTime.Now;
                newHtmlContent.Id = 0;
                newHtmlContent.Guid = Guid.NewGuid();
                newHtmlContent.BlockId = blockIntDictionary[blockGuidDictionary[blockIntDictionary.Where( d => d.Value == htmlContent.BlockId ).FirstOrDefault().Key]];

                htmlContentService.Add( newHtmlContent );
            }

            rockContext.SaveChanges();
        }