Windows.Data.Xml.Dom.XmlDocument.CloneNode C# (CSharp) Method

		public extern IXmlNode CloneNode([In] bool deep);
		public extern void Normalize();

        public async Task <string> NewPost(string blogId, BlogPost post, INewCategoryContext newCategoryContext, bool publish, PostResult postResult)
        {
            if (!publish && !Options.SupportsPostAsDraft)
            {
                //Debug.Fail("Post to draft not supported on this provider");
                throw new BlogClientPostAsDraftUnsupportedException();
            }

            Login();

            FixupBlogId(ref blogId);

            XmlDocument doc       = new XmlDocument();
            XmlElement  entryNode = doc.CreateElementNS(_atomNS.Uri, _atomNS.Prefix + ":entry");

            doc.AppendChild(entryNode);
            Populate(post, null, entryNode, publish);

            string slug = null;

            if (Options.SupportsSlug)
            {
                slug = post.Slug;
            }

            XmlRestRequestHelper.XmlRequestResult xmlResult2 = new XmlRestRequestHelper.XmlRequestResult();
            xmlResult2.uri = new Uri(blogId);
            XmlDocument result = await xmlRestRequestHelper.Post(
                new HttpAsyncRequestFilter(new NewPostRequest(this, slug).RequestFilter),
                ENTRY_CONTENT_TYPE,
                doc,
                _clientOptions.CharacterSet,
                xmlResult2);

            postResult.ETag = FilterWeakEtag(xmlResult2.responseHeaders["ETag"]);
            string location = xmlResult2.responseHeaders["Location"];

            if (string.IsNullOrEmpty(location))
            {
                throw new BlogClientInvalidServerResponseException("POST", "The HTTP response was missing the required Location header.", "");
            }
            if (location != xmlResult2.responseHeaders["Content-Location"] || result == null)
            {
                XmlRestRequestHelper.XmlRequestResult xmlResult = new XmlRestRequestHelper.XmlRequestResult();
                xmlResult.uri = new Uri(location);
                result        = await xmlRestRequestHelper.Get(RequestFilter, xmlResult);

                postResult.ETag = FilterWeakEtag(xmlResult.responseHeaders["ETag"]);
            }

            postResult.AtomRemotePost = (XmlDocument)result.CloneNode(true);
            Parse(result.DocumentElement, true, xmlResult2.uri);

            if (Options.SupportsNewCategories)
            {
                foreach (BlogPostCategory category in post.NewCategories)
                {
                    newCategoryContext.NewCategoryAdded(category);
                }
            }

            return(PostUriToPostId(location));
        }