fixes xml yahoo weather example to use WOEID now processing#429

shiffman · shiffman · commit ddd14e8b0845 · 2016-05-10T11:58:49.000+08:00
diff --git a/content/examples/Topics/Advanced Data/XMLYahooWeather/XMLYahooWeather.pde b/content/examples/Topics/Advanced Data/XMLYahooWeather/XMLYahooWeather.pde
@@ -11,8 +11,12 @@ int temperature = 0;
 // We're going to store text about the weather
 String weather = "";
 
-// The zip code we'll check for
+
+// Yahoo weather uses something called A WOEID (Where On Earth IDentifier) 
+// https://en.wikipedia.org/wiki/WOEID
+// This is the WOEID for zip code 10003
 String zip = "10003";
+String woeid = "12761335";
 
 PFont font;
 
@@ -23,13 +27,13 @@ void setup() {
   textFont(font);
 
   // The URL for the XML document
-  String url = "http://xml.weather.yahoo.com/forecastrss?p=" + zip;
+  String url = "http://query.yahooapis.com/v1/public/yql?format=xml&q=select+*+from+weather.forecast+where+woeid=" + woeid + "+and+u='F'";
   
   // Load the XML document
   XML xml = loadXML(url);
 
   // Grab the element we want
-  XML forecast = xml.getChild("channel/item/yweather:forecast");
+  XML forecast = xml.getChild("results/channel/item/yweather:forecast");
   
   // Get the attributes we want
   temperature = forecast.getInt("high");
@@ -41,8 +45,8 @@ void draw() {
   fill(0);
 
   // Display all the stuff we want to display
-  text("Zip code: " + zip, width*0.15, height*0.33);
-  text("Today’s high: " + temperature, width*0.15, height*0.5);
+  text("Zip: " + zip, width*0.15, height*0.33);
+  text("Today’s high: " + temperature + "°F", width*0.15, height*0.5);
   text("Forecast: " + weather, width*0.15, height*0.66);
 
-}
+}
