Get Yahoo Woeid by City Name

To get the Yahoo Woeid by City name 

using (WebClient wc = new WebClient())

                {

                    results = wc.DownloadString("http://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20geo.places%20where%20text%3D%22" + CityName + "%22&format=xml");

                    getCityWoeid(results);  //get Woeid from xml

                }

 

private void getCityWoeid(string rawXml)

 

        cityList = new List<yahooWeather>();

            try

            {

                var xml = XDocument.Parse(rawXml);

                string nameSpace = "http://where.yahooapis.com/v1/schema.rng";

                var testData = XName.Get("woeid", nameSpace);

                if (null != testData)

                {

                    List<XElement> forecasts = xml.Descendants(XName.Get("place", nameSpace)).ToList();

                    foreach(var item in forecasts)

                    {

                        yahooWeather weather = new yahooWeather();

                        var Woeid = item.Descendants(XName.Get("woeid", nameSpace)).FirstOrDefault();

                        if(null != Woeid && Woeid.FirstNode != null)

                            weather.Woeid = Woeid.FirstNode.ToString();

                        var City = item.Descendants(XName.Get("name", nameSpace)).FirstOrDefault();

                        if(City != null && City.FirstNode != null)

                            weather.City = City.FirstNode.ToString();                

                        var Country = item.Descendants(XName.Get("country", nameSpace)).FirstOrDefault();

                        if (Country != null && Country.FirstNode != null)

                            weather.Country = Country.FirstNode.ToString();

                        var Province = item.Descendants(XName.Get("admin1", nameSpace)).FirstOrDefault();

                        if(Province != null && Province.FirstNode != null)

                            weather.Province = Province.FirstNode.ToString();

                        var District = item.Descendants(XName.Get("admin2", nameSpace)).FirstOrDefault();

                        if (District != null && District.FirstNode != null)

                            weather.District = District.FirstNode.ToString();

                        cityList.Add(weather);

                    }

                }

                gridView.DataSource = cityList;  //Display list of cities

            }

            catch(Exception ex)

            {

 

            }

}

Yahoo weather Class

public class yahooWeather

{

    public string City { get; set; }

    public string Province { get; set; }

    public string Country { get; set; }

    public string Woeid { get; set; }

    public string District { get; set; }

}