CreateParameter() public méthode

Uses this ConnectionHelper's Provider to create a DbParameter instance with the given parameter name and value.
public CreateParameter ( string parameterName, object value ) : DbParameter
parameterName string The name of the parameter.
value object The value of the parameter.
Résultat System.Data.Common.DbParameter
 /// <summary>
 /// Adds blog parameters to command.
 /// </summary>
 /// <param name="blog">
 /// The blog.
 /// </param>
 /// <param name="conn">
 /// The connection.
 /// </param>
 /// <param name="cmd">
 /// The command.
 /// </param>
 private void AddBlogParametersToCommand(
     Blog blog, DbConnectionHelper conn, DbCommand cmd)
 {
     var parms = cmd.Parameters;
     parms.Add(conn.CreateParameter(FormatParamName("BlogId"), blog.Id.ToString()));
     parms.Add(conn.CreateParameter(FormatParamName("BlogName"), blog.Name ?? string.Empty));
     parms.Add(conn.CreateParameter(FormatParamName("Hostname"), blog.Hostname ?? string.Empty));
     parms.Add(conn.CreateParameter(FormatParamName("IsAnyTextBeforeHostnameAccepted"), blog.IsAnyTextBeforeHostnameAccepted));
     parms.Add(conn.CreateParameter(FormatParamName("StorageContainerName"), blog.StorageContainerName));
     parms.Add(conn.CreateParameter(FormatParamName("VirtualPath"), blog.VirtualPath ?? string.Empty));
     parms.Add(conn.CreateParameter(FormatParamName("IsPrimary"), blog.IsPrimary));
     parms.Add(conn.CreateParameter(FormatParamName("IsActive"), blog.IsActive));
     parms.Add(conn.CreateParameter(FormatParamName("IsSiteAggregation"), blog.IsSiteAggregation));
 }
        /// <summary>
        /// The add referrers parameters to command.
        /// </summary>
        /// <param name="referrer">
        /// The referrer.
        /// </param>
        /// <param name="conn">
        /// The connection.
        /// </param>
        /// <param name="cmd">
        /// The command.
        /// </param>
        private void AddReferrersParametersToCommand(Referrer referrer, DbConnectionHelper conn, DbCommand cmd)
        {
            var parms = cmd.Parameters;

            parms.Add(conn.CreateParameter("BlogId", Blog.CurrentInstance.Id.ToString()));
            parms.Add(conn.CreateParameter("ReferrerId", referrer.Id.ToString()));
            parms.Add(conn.CreateParameter(FormatParamName("ReferralDay"), referrer.Day));
            parms.Add(conn.CreateParameter(FormatParamName("ReferrerUrl"), (referrer.ReferrerUrl != null ? (object)referrer.ReferrerUrl.ToString() : DBNull.Value)));
            parms.Add(conn.CreateParameter(FormatParamName("ReferralCount"), referrer.Count));
            parms.Add(conn.CreateParameter(FormatParamName("Url"), (referrer.Url != null ? (object)referrer.Url.ToString() : DBNull.Value)));
            parms.Add(conn.CreateParameter(FormatParamName("IsSpam"), referrer.PossibleSpam));
        }
        /// <summary>
        /// The add blog roll parameters to command.
        /// </summary>
        /// <param name="blogRollItem">
        /// The blog roll item.
        /// </param>
        /// <param name="conn">
        /// The connection.
        /// </param>
        /// <param name="cmd">
        /// The command.
        /// </param>
        private void AddBlogRollParametersToCommand(
            BlogRollItem blogRollItem, DbConnectionHelper conn, DbCommand cmd)
        {

            var parms = cmd.Parameters;
            parms.Add(conn.CreateParameter(FormatParamName("BlogId"), Blog.CurrentInstance.Id.ToString()));
            parms.Add(conn.CreateParameter(FormatParamName("BlogRollId"), blogRollItem.Id.ToString()));
            parms.Add(conn.CreateParameter(FormatParamName("Title"), blogRollItem.Title));
            parms.Add(conn.CreateParameter(FormatParamName("Description"), blogRollItem.Description));
            parms.Add(conn.CreateParameter(FormatParamName("BlogUrl"), (blogRollItem.BlogUrl != null ? (object)blogRollItem.BlogUrl.ToString() : DBNull.Value)));
            parms.Add(conn.CreateParameter(FormatParamName("FeedUrl"), (blogRollItem.FeedUrl != null ? (object)blogRollItem.FeedUrl.ToString() : DBNull.Value)));
            parms.Add(conn.CreateParameter(FormatParamName("Xfn"), blogRollItem.Xfn));
            parms.Add(conn.CreateParameter(FormatParamName("SortIndex"), blogRollItem.SortIndex));
        }
        /// <summary>
        /// The update tags.
        /// </summary>
        /// <param name="post">
        /// The post to update.
        /// </param>
        /// <param name="conn">
        /// The connection
        /// </param>
        private void UpdateTags(Post post, DbConnectionHelper conn)
        {
            var sqlQuery = string.Format("DELETE FROM {0}PostTag WHERE BlogID = {1}blogid AND PostID = {1}id", this.tablePrefix, this.parmPrefix);
            using (var cmd = conn.CreateTextCommand(sqlQuery))
            {
                cmd.Parameters.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                cmd.Parameters.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));
                cmd.ExecuteNonQuery();

                foreach (var tag in post.Tags)
                {
                    cmd.CommandText = string.Format("INSERT INTO {0}PostTag (BlogID, PostID, Tag) VALUES ({1}blogid, {1}id, {1}tag)", this.tablePrefix, this.parmPrefix);
                    cmd.Parameters.Clear();

                    cmd.Parameters.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                    cmd.Parameters.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));
                    cmd.Parameters.Add(conn.CreateParameter(FormatParamName("tag"), tag));

                    cmd.ExecuteNonQuery();
                }
            }
        }
        /// <summary>
        /// The update notify.
        /// </summary>
        /// <param name="post">
        /// The post to update.
        /// </param>
        /// <param name="conn">
        /// The connection.
        /// </param>
        private void UpdateNotify(Post post, DbConnectionHelper conn)
        {
            var sqlQuery = string.Format("DELETE FROM {0}PostNotify WHERE BlogID = {1}blogid AND PostID = {1}id", this.tablePrefix, this.parmPrefix);
            using (var cmd = conn.CreateTextCommand(sqlQuery))
            {
                var parms = cmd.Parameters;

                parms.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                parms.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));

                cmd.ExecuteNonQuery();

                foreach (var email in post.NotificationEmails)
                {
                    cmd.CommandText = string.Format("INSERT INTO {0}PostNotify (BlogID, PostID, NotifyAddress) VALUES ({1}blogid, {1}id, {1}notify)", this.tablePrefix, this.parmPrefix);
                    parms.Clear();

                    parms.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("notify"), email));

                    cmd.ExecuteNonQuery();
                }
            }
        }
        /// <summary>
        /// The update comments.
        /// </summary>
        /// <param name="post">
        /// The post to update.
        /// </param>
        /// <param name="conn">
        /// The connection.
        /// </param>
        private void UpdateComments(Post post, DbConnectionHelper conn)
        {
            var sqlQuery = string.Format("DELETE FROM {0}PostComment WHERE BlogID = {1}blogid AND PostID = {1}id", this.tablePrefix, this.parmPrefix);
            using (var cmd = conn.CreateTextCommand(sqlQuery))
            {

                var parms = cmd.Parameters;

                cmd.Parameters.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                parms.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));

                cmd.ExecuteNonQuery();

                foreach (var comment in post.AllComments)
                {
                    sqlQuery = string.Format("INSERT INTO {0}PostComment (BlogID, PostCommentID, ParentCommentID, PostID, CommentDate, Author, Email, Website, Comment, Country, Ip, IsApproved, ModeratedBy, Avatar, IsSpam, IsDeleted) VALUES ({1}blogid, {1}postcommentid, {1}parentid, {1}id, {1}date, {1}author, {1}email, {1}website, {1}comment, {1}country, {1}ip, {1}isapproved, {1}moderatedby, {1}avatar, {1}isspam, {1}isdeleted)", this.tablePrefix, this.parmPrefix);

                    cmd.CommandText = sqlQuery;
                    parms.Clear();

                    parms.Add(conn.CreateParameter(FormatParamName("blogid"), Blog.CurrentInstance.Id.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("postcommentid"), comment.Id.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("parentid"), comment.ParentId.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));
                    parms.Add(conn.CreateParameter(FormatParamName("date"), comment.DateCreated.AddHours(-BlogSettings.Instance.Timezone)));
                    parms.Add(conn.CreateParameter(FormatParamName("author"), comment.Author));
                    parms.Add(conn.CreateParameter(FormatParamName("email"), comment.Email));
                    parms.Add(conn.CreateParameter(FormatParamName("website"), (comment.Website == null ? string.Empty : comment.Website.ToString())));
                    parms.Add(conn.CreateParameter(FormatParamName("comment"), comment.Content));
                    parms.Add(conn.CreateParameter(FormatParamName("country"), (comment.Country ?? string.Empty)));
                    parms.Add(conn.CreateParameter(FormatParamName("ip"), (comment.IP ?? string.Empty)));
                    parms.Add(conn.CreateParameter(FormatParamName("isapproved"), comment.IsApproved));
                    parms.Add(conn.CreateParameter(FormatParamName("moderatedby"), (comment.ModeratedBy ?? string.Empty)));
                    parms.Add(conn.CreateParameter(FormatParamName("avatar"), (comment.Avatar ?? string.Empty)));
                    parms.Add(conn.CreateParameter(FormatParamName("isspam"), comment.IsSpam));
                    parms.Add(conn.CreateParameter(FormatParamName("isdeleted"), comment.IsDeleted));

                    cmd.ExecuteNonQuery();
                }
            }
        }
        /// <summary>
        /// The update categories.
        /// </summary>
        /// <param name="post">
        /// The post to update.
        /// </param>
        /// <param name="conn">
        /// The connection.
        /// </param>
        private void UpdateCategories(Post post, DbConnectionHelper conn)
        {
            var sqlQuery = string.Format("DELETE FROM {0}PostCategory WHERE PostID = {1}id", this.tablePrefix, this.parmPrefix);
            using (var cmd = conn.CreateTextCommand(sqlQuery))
            {
                cmd.Parameters.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));

                cmd.ExecuteNonQuery();

                foreach (var cat in post.Categories)
                {
                    cmd.CommandText = string.Format("INSERT INTO {0}PostCategory (PostID, CategoryID) VALUES ({1}id, {1}cat)", this.tablePrefix, this.parmPrefix);
                    cmd.Parameters.Clear();
                    cmd.Parameters.Add(conn.CreateParameter(FormatParamName("id"), post.Id.ToString()));
                    cmd.Parameters.Add(conn.CreateParameter(FormatParamName("cat"), cat.Id.ToString()));

                    cmd.ExecuteNonQuery();
                }
            }
        }