/// <summary>
/// Will update the Day properties. Run this when searching for a new locations weather data.
/// </summary>
/// <param name="woeid">The id of the location.</param>
public void updateDay(XmlAccessManager xm)
{
xm.addNameSpace("lastBuildDate", "http://xml.weather.yahoo.com/ns/rss/1.0");
xm.addNameSpace("yweather", "http://xml.weather.yahoo.com/ns/rss/1.0");
// get the users choice of temperature (celcius/Fahrenheit)
Settings settings = new Settings();
settings.readSettingsFile();
String tempChoice = settings.TempChoice;
// assign the Day's attribute the relevant node content
name = xm.Channel.SelectSingleNode("lastBuildDate", xm.NamespaceManager).InnerText.Substring(0, 3);
date = xm.Channel.SelectSingleNode("lastBuildDate", xm.NamespaceManager).InnerText.Substring(5, 11);
lastBuildDate = xm.Channel.SelectSingleNode("lastBuildDate", xm.NamespaceManager).InnerText;
// the days weather attributes
weather.Condition = xm.Channel.SelectSingleNode("item").SelectSingleNode("yweather:condition", xm.NamespaceManager).Attributes["text"].Value;
weather.WindChill = convertTemperature(tempChoice, xm.Channel.SelectSingleNode("yweather:wind", xm.NamespaceManager).Attributes["chill"].Value) + "\u00b0";
weather.WindDirection = xm.Channel.SelectSingleNode("yweather:wind", xm.NamespaceManager).Attributes["direction"].Value + "\u00b0";
weather.WindSpeed = xm.Channel.SelectSingleNode("yweather:wind", xm.NamespaceManager).Attributes["speed"].Value + "mph";
weather.Humidity = convertTemperature(tempChoice, xm.Channel.SelectSingleNode("yweather:atmosphere", xm.NamespaceManager).Attributes["humidity"].Value) + "\u00b0";
weather.Sunrise = xm.Channel.SelectSingleNode("yweather:astronomy", xm.NamespaceManager).Attributes["sunrise"].Value;
weather.Sunset = xm.Channel.SelectSingleNode("yweather:astronomy", xm.NamespaceManager).Attributes["sunset"].Value;
Weather.Temperature = convertTemperature(tempChoice, xm.Channel.SelectSingleNode("item").SelectSingleNode("yweather:condition", xm.NamespaceManager).Attributes["temp"].Value) + "\u00b0";
// the forecast for the next 5 days is contained in the weather object
weather.updateForecastList(xm);
}
private void SettingsWindow_Loaded(object sender, RoutedEventArgs e)
{
// load settings
settings.readSettingsFile();
postCode.DataContext = settings;
if (settings.TempChoice.Equals("c"))
{
celciusRadioButton.IsChecked = true;
}
else
{
fahrenheitRadioButton.IsChecked = true;
}
}
/// <summary>
/// Used to update the list of forecast objects containing basic weather data for the next 5 days
/// </summary>
/// <param name="woeid">The id of the location</param>
public void updateForecastList(XmlAccessManager xm)
{
// update xm nodelist
xm.updateXmlNodeList("yweather:forecast");
// get the users temperature choice (celcius/fahrenheit)
Settings settings = new Settings();
settings.readSettingsFile();
int i = 0;
// iterate through each of the nodes in the node list
foreach (XmlNode forecastNode in xm.XmlNodeList)
{
// assign the nodes attribute data to the equivalant forecast object fields
ForecastList.ElementAt(i).Day = (i == 0) ? "Today" : forecastNode.Attributes["day"].Value;
ForecastList.ElementAt(i).Date = forecastNode.Attributes["date"].Value;
ForecastList.ElementAt(i).HiLow = "Low: " + convertTemperature(settings.TempChoice, forecastNode.Attributes["low"].Value) + "\u00b0 / Hi: " + convertTemperature(settings.TempChoice, forecastNode.Attributes["high"].Value) + "\u00b0";
ForecastList.ElementAt(i).ForecastCondition = forecastNode.Attributes["text"].Value;
i++;
}
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
// attempt to load data from .txt and .xml files
try
{
// read settings from file
set.readSettingsFile();
// load saved postcode
searchCriteria.Add(set.Postcode);
// get woeid using saved postcode
set.updateWOEID(searchCriteria);
// check if a woeid was found
if (set.WOEID.Length <= 0)
{
// set a new valid postcode and save it to settings file
set.Postcode = "ip333rl";
set.writeSettingsFile();
// use this default woeid to load program
set.WOEID = "14714";
// notify user of invalid postcode
displayError("Invalid saved postcode, reverted to system default location. Settings updated.\nPlease set a valid postcode in settings.");
}
// instantiate the Xml access object to be used for retrieving weather data
xm = new XmlAccessManager(set.WOEID);
// load todays info from saved postcode
day = new Day();
day.updateDay(xm);
// load location info from settings
loc = new Location();
loc.updateLocation(xm);
// load reusable forecast UI component
UserControlLibrary.ForecastControl fc = new UserControlLibrary.ForecastControl();
rightStackPanel.Children.Add(fc);
// set the data context for the various labels to display the correct data
dayInfo.DataContext = day.Weather;
lastBuildDateLabel.DataContext = day;
townLabel.DataContext = loc;
fc.Forecast1DC = day.Weather.ForecastList[0];
fc.Forecast2DC = day.Weather.ForecastList[1];
fc.Forecast3DC = day.Weather.ForecastList[2];
fc.Forecast4DC = day.Weather.ForecastList[3];
fc.Forecast5DC = day.Weather.ForecastList[4];
// set default location of map
Microsoft.Maps.MapControl.WPF.Location l = new Microsoft.Maps.MapControl.WPF.Location(Convert.ToDouble(loc.Latitude), Convert.ToDouble(loc.Longitude));
Map.SetView(l, 11);
}
catch (Exception ex)
{
// display any errors in the error window
Error errorWindow = new Error();
errorWindow.Show();
errorWindow.errorMessage.Text = ex.Message + "\n" + ex.StackTrace;
}
}
