public GoogleWeatherProvider()
{
_weatherCondition = null;
if (_conditionImagesCache == null)
{
_conditionImagesCache = new Hashtable();
}
}
public GoogleWeatherControl(GoogleForecast initialCondition, int X, int Y)
: base(X, Y, 400, 180)
{
_buffer = new Bitmap(Width, Height);
_remakeBuffer = true;
_refreshTimer = new Timer((o) =>
{
_remakeBuffer = true;
RefreshParent();
}, null, Timeout.Infinite, Timeout.Infinite);
RefreshMethod = Refresh;
WeatherCondition = initialCondition;
}
public GoogleWeatherControl(GoogleForecast initialCondition, int X, int Y)
: base(X, Y, 400, 180)
{
_buffer = new Bitmap(Width, Height);
_remakeBuffer = true;
_refreshTimer = new Timer((o) =>
{
_remakeBuffer = true;
RefreshParent();
}, null, Timeout.Infinite, Timeout.Infinite);
RefreshMethod = Refresh;
WeatherCondition = initialCondition;
}
public bool GetWeather(string place, WebProxy useProxy = null)
{
_weatherCondition = null;
string requestUrl = _getWeatherUrl;
#region format place (replace spaces with %20) and get query url
for (int i = 0; i < place.Length; i++)
{
char c = place[i];
switch (c)
{
case ' ':
requestUrl += "%20";
break;
default:
requestUrl += c;
break;
}
}
#endregion
HttpWebRequest webRequest = null;
HttpWebResponse webResponse = null;
XmlReader xmlReader = null;
try
{
webRequest = (HttpWebRequest)HttpWebRequest.Create(requestUrl);
if (useProxy != null)
{
webRequest.Proxy = useProxy;
}
webRequest.Timeout = Utils.Timeout;
webRequest.ReadWriteTimeout = Utils.Timeout;
webResponse = (HttpWebResponse)webRequest.GetResponse();
xmlReader = XmlReader.Create(webResponse.GetResponseStream());
if (!xmlReader.ReadToFollowing("forecast_information"))
{
return(false);
}
GoogleForecast newForecast = new GoogleForecast();
if (!xmlReader.ReadToDescendant("city"))
{
return(false);
}
newForecast.City = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("unit_system"))
{
return(false);
}
newForecast.UnitSystem = xmlReader.GetAttribute("data");
GoogleCurrentCondition currentCondition;
newForecast.CurrentCondition = currentCondition = new GoogleCurrentCondition();
if (!xmlReader.ReadToFollowing("current_conditions"))
{
return(false);
}
if (!xmlReader.ReadToDescendant("condition"))
{
return(false);
}
currentCondition.Condition = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("temp_c"))
{
return(false);
}
currentCondition.Temp = xmlReader.GetAttribute("data") + "°C";
if (!xmlReader.ReadToNextSibling("humidity"))
{
return(false);
}
currentCondition.Humidity = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("icon"))
{
return(false);
}
currentCondition.Icon = GetImage(xmlReader.GetAttribute("data"), useProxy);
if (!xmlReader.ReadToNextSibling("wind_condition"))
{
return(false);
}
currentCondition.Wind = xmlReader.GetAttribute("data");
ArrayList forecasts = new ArrayList();
while (xmlReader.ReadToFollowing("forecast_conditions"))
{
GoogleForecastCondition forecast = new GoogleForecastCondition();
if (!xmlReader.ReadToDescendant("day_of_week"))
{
return(false);
}
forecast.DayOfWeek = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("low"))
{
return(false);
}
forecast.TempLow = xmlReader.GetAttribute("data");
if (newForecast.UnitSystem == "US")
{
forecast.TempLow = Utils.ConvertFahrenheitToCelsius(forecast.TempLow);
}
if (!xmlReader.ReadToNextSibling("high"))
{
return(false);
}
forecast.TempHigh = xmlReader.GetAttribute("data");
if (newForecast.UnitSystem == "US")
{
forecast.TempHigh = Utils.ConvertFahrenheitToCelsius(forecast.TempHigh);
}
if (!xmlReader.ReadToNextSibling("icon"))
{
return(false);
}
forecast.Icon = GetImage(xmlReader.GetAttribute("data"), useProxy);
if (!xmlReader.ReadToNextSibling("condition"))
{
return(false);
}
forecast.Condition = xmlReader.GetAttribute("data");
forecasts.Add(forecast);
}
newForecast.Forecasts = (GoogleForecastCondition[])forecasts.ToArray(typeof(GoogleForecastCondition));
newForecast.ForecastTime = DateTime.Now;
_weatherCondition = newForecast;
return(true);
}
catch (Exception)
{
return(false);
}
finally
{
if (xmlReader != null)
{
xmlReader.Close();
xmlReader.Dispose();
}
if (webResponse != null)
{
webResponse.Close();
webResponse.Dispose();
}
if (webRequest != null)
{
webRequest.Dispose();
}
}
}
public bool GetWeather(string place, WebProxy useProxy = null)
{
_weatherCondition = null;
string requestUrl = _getWeatherUrl;
#region format place (replace spaces with %20) and get query url
for (int i = 0; i < place.Length; i++)
{
char c = place[i];
switch (c)
{
case ' ':
requestUrl += "%20";
break;
default:
requestUrl += c;
break;
}
}
#endregion
HttpWebRequest webRequest = null;
HttpWebResponse webResponse = null;
XmlReader xmlReader = null;
try
{
webRequest = (HttpWebRequest)HttpWebRequest.Create(requestUrl);
if (useProxy != null) webRequest.Proxy = useProxy;
webRequest.Timeout = Utils.Timeout;
webRequest.ReadWriteTimeout = Utils.Timeout;
webResponse = (HttpWebResponse)webRequest.GetResponse();
xmlReader = XmlReader.Create(webResponse.GetResponseStream());
if (!xmlReader.ReadToFollowing("forecast_information")) return false;
GoogleForecast newForecast = new GoogleForecast();
if (!xmlReader.ReadToDescendant("city")) return false;
newForecast.City = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("unit_system")) return false;
newForecast.UnitSystem = xmlReader.GetAttribute("data");
GoogleCurrentCondition currentCondition;
newForecast.CurrentCondition = currentCondition = new GoogleCurrentCondition();
if (!xmlReader.ReadToFollowing("current_conditions")) return false;
if (!xmlReader.ReadToDescendant("condition")) return false;
currentCondition.Condition = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("temp_c")) return false;
currentCondition.Temp = xmlReader.GetAttribute("data") + "°C";
if (!xmlReader.ReadToNextSibling("humidity")) return false;
currentCondition.Humidity = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("icon")) return false;
currentCondition.Icon = GetImage(xmlReader.GetAttribute("data"), useProxy);
if (!xmlReader.ReadToNextSibling("wind_condition")) return false;
currentCondition.Wind = xmlReader.GetAttribute("data");
ArrayList forecasts = new ArrayList();
while (xmlReader.ReadToFollowing("forecast_conditions"))
{
GoogleForecastCondition forecast = new GoogleForecastCondition();
if (!xmlReader.ReadToDescendant("day_of_week")) return false;
forecast.DayOfWeek = xmlReader.GetAttribute("data");
if (!xmlReader.ReadToNextSibling("low")) return false;
forecast.TempLow = xmlReader.GetAttribute("data");
if (newForecast.UnitSystem == "US")
forecast.TempLow = Utils.ConvertFahrenheitToCelsius(forecast.TempLow);
if (!xmlReader.ReadToNextSibling("high")) return false;
forecast.TempHigh = xmlReader.GetAttribute("data");
if (newForecast.UnitSystem == "US")
forecast.TempHigh = Utils.ConvertFahrenheitToCelsius(forecast.TempHigh);
if (!xmlReader.ReadToNextSibling("icon")) return false;
forecast.Icon = GetImage(xmlReader.GetAttribute("data"), useProxy);
if (!xmlReader.ReadToNextSibling("condition")) return false;
forecast.Condition = xmlReader.GetAttribute("data");
forecasts.Add(forecast);
}
newForecast.Forecasts = (GoogleForecastCondition[])forecasts.ToArray(typeof(GoogleForecastCondition));
newForecast.ForecastTime = DateTime.Now;
_weatherCondition = newForecast;
return true;
}
catch (Exception)
{
return false;
}
finally
{
if (xmlReader != null)
{
xmlReader.Close();
xmlReader.Dispose();
}
if (webResponse != null)
{
webResponse.Close();
webResponse.Dispose();
}
if (webRequest != null) webRequest.Dispose();
}
}
public GoogleWeatherProvider()
{
_weatherCondition = null;
if (_conditionImagesCache == null)
_conditionImagesCache = new Hashtable();
}