public virtual void MergeFrom(SeoInfo source)
{
SemanticUrl = source.SemanticUrl;
LanguageCode = source.LanguageCode;
StoreId = source.StoreId;
if (PageTitle.IsNullOrEmpty())
{
PageTitle = source.PageTitle;
}
if (MetaDescription.IsNullOrEmpty())
{
MetaDescription = source.MetaDescription;
}
}