Snippet of code that shows how to create and parse a Knova DialogRequest to the get the Articles List

Knova-GetArticles Request

GetArticleRequest json sample:

{
  "query":"Something to query",
  "userID":"NAR130",
  "kmBrand": "UMBN_NEWHOLLANDAG_1_1",
  "kmModelId":"SG_ST720DISCANDRIPPER_1_3",
  "kmMarket":"UMMR_NORTHAMERICAREGION_1_2",
  "kmItemForPage": 50,
  "kmStartFromItem":1,
  "lang":"EN"
}

public static string createArticlesListRequest(GetArticlesRequest request)
        {
            string sessionID = DateTime.Now.ToString("yyyyMMddHHmmssfff");
            string kmMs = "MS_CHINESECUSTOMERMICROSITE_1_1";
            string sortField = "relevance";
            string sortOrder = "0";

            string query = request.Query;
            string numKCs = request.KmItemForPage.ToString();
            string startKC = request.KmStartFromItem.ToString();
            string userID = request.UserID;
            string kmBrand = request.KmBrand;
            string kmModelId = request.KmModelId;
            string kmMarket = request.KmMarket;
            string kmLanguage = LanguageHandler.GetLanguageCode(request.Lang);

            StringBuilder dialogRequest = new StringBuilder();

            dialogRequest.Append(string.Format("<DialogRequest AppContext=\"KSS\" DebugLevel=\"0\" Entitlements=\"SAL_Public\" MS=\"{0}\" MaxDocLimit=\"250\" NumKCs=\"{1}\" StartKCNum=\"{2}\" Published=\"-KCP_RWCase,-KCP_Threaded,-KCP_Feedback,KCP_Publish\" RequestType=\"Search\" Segments = \"UMAS_ARCHIVESTATE_ACTIVE_1_1\" SessionID=\"{3}\" SortField=\"{4}\" SortOrder=\"{5}\" UserID=\"{6}\">",
                                                kmMs, numKCs, startKC, sessionID, sortField, sortOrder, userID));

            dialogRequest.Append("<Constraints>");
            dialogRequest.Append(string.Format("<Or><Under><Node id=\"{0}\"/></Under></Or>", kmLanguage));
            dialogRequest.Append("</Constraints>");

            if (string.IsNullOrEmpty(query))
                dialogRequest.Append("<UserQuery/>");
            else
                dialogRequest.Append(string.Format("<UserQuery>{0}</UserQuery>", query));
            if (!string.IsNullOrEmpty(kmBrand))
                dialogRequest.Append(string.Format("<Filter ids = \"{0}\" root = \"UMBN_root\" type = \"Standard\"/>", kmBrand));
            if (!string.IsNullOrEmpty(kmModelId))
                dialogRequest.Append(string.Format("<Filter ids = \"{0}\" root = \"SG_root\" type = \"Standard\"/>", kmModelId));
            if (!string.IsNullOrEmpty(kmMarket))
                dialogRequest.Append(string.Format("<Filter ids = \"{0}\" root = \"UMMR_root\" type = \"Standard\"/>", kmMarket));

            dialogRequest.Append(string.Format("<ConfirmedNodes><ConfirmedNode><Node NodeID = \"MODE_user_text\"/></ConfirmedNode><ConfirmedNode><Node NodeID = \"{0}\"/></ConfirmedNode></ConfirmedNodes>", kmLanguage));
            dialogRequest.Append("</DialogRequest>");

            return dialogRequest.ToString();
        }
        
 public static List<Article> parseArticleListResponse(string xml)
        {
            string nodePath = "VisibleState/KCs/KC";
            string secondaryNodePath = "VisibleState/KCs/BestBet";

            List<Article> articles = new List<Article>();
            XmlDocument xDoc = new XmlDocument();

            xDoc.LoadXml(xml);

            XmlNodeList nodeList = xDoc.SelectNodes(nodePath);

            if (nodeList.Count == 0)
            {
                nodeList = xDoc.SelectNodes(secondaryNodePath);
            }

            foreach (XmlNode a in nodeList)
            {
                Article article = new Article(a);
                articles.Add(article);
            }

            return articles;
        }
        
public class Article
    {
        public string Id { get; set; }
        public string Title { get; set; }
        public string Synopsis { get; set; }

        public Article() { }

        public Article(XmlNode node)
        {
            XmlNode kcTitleNode = node.SelectSingleNode("KCTitle");
            XmlNode titleNode = node.SelectSingleNode("Title");
            XmlNode kcSynopsisNode = node.SelectSingleNode("KCSynopsis");
            XmlNode synopsisNode = node.SelectSingleNode("Synopsis");
            XmlNode externalIdNode = node.Attributes["ExternalID"];
            XmlNode idNode = node.Attributes["id"];

            Title = kcTitleNode != null ? kcTitleNode.InnerText : titleNode != null ? titleNode.InnerText : "";
            Synopsis = kcSynopsisNode != null ? kcSynopsisNode.InnerText : synopsisNode != null ? synopsisNode.InnerText : "";
            Id = externalIdNode != null ? externalIdNode.Value : idNode != null ? idNode.Value : "";
        }
    }