diff -r 000000000000 -r 40c8f766c9b8 src/cm/media/js/lib/yui/yui3.0.0/examples/get/assets/getNews.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/cm/media/js/lib/yui/yui3.0.0/examples/get/assets/getNews.js Mon Nov 23 15:14:29 2009 +0100 @@ -0,0 +1,118 @@ +//create a namespace for this example: +YAHOO.namespace("example.GetNews"); + + +//This example uses the "Module Pattern"; a full explanation of +//this pattern can be found on yuiblog: +// http://yuiblog.com/blog/2007/06/12/module-pattern +YAHOO.example.GetNews = function() { + + //set up some shortcuts in case our typing fingers + //get lazy: + var Event = YAHOO.util.Event, + Dom = YAHOO.util.Dom, + JSON = YAHOO.lang.JSON, + Button = YAHOO.widget.Button, + Get = YAHOO.util.Get, + elResults = Dom.get("results"); + + //we won't use the Get Utility's success handler in this example + //because the web service we're using has a built-in callback + //mechanism. But we'll stub it out here and use it to simply + //log a message to the logger: + var onGetNewsSuccess = function() { + YAHOO.log("The Get Utility has fired the success handler indicating that the requested script has loaded and is ready for use.", "info", "example"); + } + + //function to retrieve data from Yahoo! News Search web service -- + //http://developer.yahoo.com/search/news/V1/newsSearch.html + var getNewsData = function() { + YAHOO.log("Button clicked; getGetNewsData firing.", "info", "example"); + + //Load the transitional state of the results section: + elResults.innerHTML = "
";
+
+ //prepare the URL for the Yahoo Site Explorer API:
+ var sURL = "http://search.yahooapis.com/NewsSearchService/V1/newsSearch?" +
+ "appid=3wEDxLHV34HvAU2lMnI51S4Qra5m.baugqoSv4gcRllqqVZm3UrMDZWToMivf5BJ3Mom" +
+ "&results=10&output=json&" +
+ "&callback=YAHOO.example.GetNews.callback" +
+ "&query=" + encodeURIComponent(Dom.get("searchString").value);
+
+ //This simple line is the call to the Get Utility; we pass
+ //in the URL and the configuration object, which in this case
+ //consists merely of our success and failure callbacks:
+ var transactionObj = Get.script(sURL, {
+ onSuccess: onGetNewsSuccess,
+ scope : this
+ });
+
+ //The script method returns a single-field object containing the
+ //tranaction id:
+ YAHOO.log("Get Utility transaction started; transaction object: " + YAHOO.lang.dump(transactionObj), "info", "example");
+
+ }
+
+ return {
+ init: function() {
+ //suppress default form behavior
+ Event.on("newsSearch", "submit", function(e) {
+ Event.preventDefault(e);
+ getNewsData();
+ }, this, true);
+
+ //instantiate Button:
+ var oButton = new Button("getNewsData");
+ YAHOO.log("GetNews Button instantiated.", "info", "example");
+ getNewsData();
+ },
+
+ callback: function(results) {
+ YAHOO.log("Web service returned data to YAHOO.example.GetNews.callback; beginning to process.", "info", "example");
+ //work with the returned data to extract meaningful fields:
+ var aResults = results.ResultSet.Result;
+ var totalLinks = results.ResultSet.totalResultsAvailable;
+ var returnedLinkCount = results.ResultSet.totalResultsReturned;
+
+ if(returnedLinkCount) {//there are inbound links; process and display them:
+
+ //write header and open list of inbound links:
+ var html = "