private void btnZipCode_Click(object sender, EventArgs e)
{
HttpWebRequest myHttpWebRequest = null; //Declare an HTTP-specific implementation of the WebRequest class.
HttpWebResponse myHttpWebResponse = null; //Declare an HTTP-specific implementation of the WebResponse class
XmlTextReader myXMLReader = null; //Declare XMLReader
XPathNavigator nav;
XPathDocument docNav;
XPathNodeIterator NodeIterTitle;
XPathNodeIterator NodeIterForeCast;
String zip = txtZip.Text;
//Create Request
String WeatherURL = "http://api.geonames.org/postalCodeSearch?postalcode=" + zip + "&maxRows=10&username=ajf1130";
myHttpWebRequest = (HttpWebRequest)HttpWebRequest.Create(WeatherURL);
myHttpWebRequest.Method = "GET";
myHttpWebRequest.ContentType = "text/xml; encoding='utf-8'";
//Get Response
myHttpWebResponse = (HttpWebResponse)myHttpWebRequest.GetResponse();
//Load response stream into XMLReader
myXMLReader = new XmlTextReader(myHttpWebResponse.GetResponseStream());
docNav = new XPathDocument(myXMLReader);
// Create a navigator to query with XPath.
nav = docNav.CreateNavigator();
NodeIterTitle = nav.Select("//postalcode");
NodeIterForeCast = nav.Select("//name");
while (NodeIterTitle.MoveNext() && NodeIterForeCast.MoveNext())
{
rtZipResults.Text += NodeIterTitle.Current.Value + Environment.NewLine +
NodeIterForeCast.Current.Value + " " + Environment.NewLine
+ Environment.NewLine;
}
}
private void btnGetForeCast_Click(object sender, EventArgs e)
{
HttpWebRequest myHttpWebRequest = null; //Declare an HTTP-specific implementation of the WebRequest class.
HttpWebResponse myHttpWebResponse = null; //Declare an HTTP-specific implementation of the WebResponse class
XmlTextReader myXMLReader = null; //Declare XMLReader
XPathNavigator nav;
XPathDocument docNav;
XPathNodeIterator NodeIterTitle;
XPathNodeIterator NodeIterForeCast;
//Create Request
String WeatherURL = "http://api.wunderground.com/api/0bf9935d99a6d397/forecast/q/MA/Boston.xml";
myHttpWebRequest = (HttpWebRequest)HttpWebRequest.Create(WeatherURL);
myHttpWebRequest.Method = "GET";
myHttpWebRequest.ContentType = "text/xml; encoding='utf-8'";
//Get Response
myHttpWebResponse = (HttpWebResponse)myHttpWebRequest.GetResponse();
//Load response stream into XMLReader
myXMLReader = new XmlTextReader(myHttpWebResponse.GetResponseStream());
docNav = new XPathDocument(myXMLReader);
// Create a navigator to query with XPath.
nav = docNav.CreateNavigator();
NodeIterTitle = nav.Select("//forecastday/title");
NodeIterForeCast = nav.Select("//forecastday/fcttext");
while (NodeIterTitle.MoveNext() && NodeIterForeCast.MoveNext())
{
rtForeCast.Text += NodeIterTitle.Current.Value + Environment.NewLine +
NodeIterForeCast.Current.Value + " " + Environment.NewLine
+ Environment.NewLine;
}
}
