public static Common.Models.Assets.File Create(
            Common.Models.Assets.File model,
            Common.Models.Account.Users creator,
            IDbConnection conn   = null,
            bool closeConnection = true)
        {
            if (!model.Id.HasValue)
            {
                model.Id = Guid.NewGuid();
            }
            model.CreatedBy = model.ModifiedBy = creator;
            model.Created   = model.Modified = DateTime.UtcNow;
            DBOs.Assets.File dbo = Mapper.Map <DBOs.Assets.File>(model);

            conn = DataHelper.OpenIfNeeded(conn);

            conn.Execute("INSERT INTO \"file\" (\"id\", \"version_id\", \"is_source\", " +
                         "\"content_length\", \"content_type\", \"extension\", " +
                         "\"utc_created\", \"utc_modified\", \"created_by_user_pid\", \"modified_by_user_pid\") " +
                         "VALUES (@Id, @VersionId, @IsSource, @ContentLength, @ContentType, @Extension, @UtcCreated, @UtcModified, @CreatedByUserPId, @ModifiedByUserPId)",
                         dbo);

            DataHelper.Close(conn, closeConnection);

            return(model);
        }
        public static Common.Models.Assets.File Edit(
            Common.Models.Assets.File model,
            Common.Models.Account.Users modifier,
            IDbConnection conn   = null,
            bool closeConnection = true)
        {
            model.ModifiedBy = modifier;
            model.Modified   = DateTime.UtcNow;
            DBOs.Assets.File dbo = Mapper.Map <DBOs.Assets.File>(model);

            conn = DataHelper.OpenIfNeeded(conn);

            conn.Execute("UPDATE \"file\" SET " +
                         "\"is_source\"=@IsSource, " +
                         "\"utc_modified\"=@UtcModified, \"modified_by_user_pid\"=@ModifiedByUserPId " +
                         "WHERE \"id\"=@Id", dbo);

            DataHelper.Close(conn, closeConnection);

            return(model);
        }