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<title>YUI Library Examples: IO: Cross-Domain JSON Transaction — Retrieving a News Feed from Yahoo! Pipes</title> |
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/*Supplemental CSS for the YUI distribution*/ |
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#output li {margin-left:2em;} |
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<a href="http://developer.yahoo.com/yui/3/">YUI 3.x Home</a> <i> - </i> |
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<form action="http://search.yahoo.com/search" id="sitesearchform"> |
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<input name="vs" type="hidden" value="yuiblog.com"> |
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<div id="ygma"><a href="../../"><img src="../../assets/logo.gif" border="0" width="200" height="93"></a></div> |
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<div id="pagetitle"><h1>YUI Library Examples: IO: Cross-Domain JSON Transaction — Retrieving a News Feed from Yahoo! Pipes</h1></div> |
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</div> |
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<div id="bd"> |
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<div id="yui-main"> |
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<div class="yui-b"> |
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<div class="yui-ge"> |
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<div class="yui-u first example" id="main"> |
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<h2>IO: Cross-Domain JSON Transaction — Retrieving a News Feed from Yahoo! Pipes</h2> |
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<div id="example" class="promo"> |
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<div class="example-intro"> |
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<p>In the example below, IO is employed to make a cross-domain request to <a href="http://pipes.yahoo.com">Yahoo! Pipes</a>. The output of the Pipe is an RSS-style feed formatted as JSON. We pass that output to the JSON Utility's <code>parse</code> method for sanitization and then display the contents of the Pipe in a list.</p> |
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<p>The cross-domain approach obviates the need for a server-side proxy, making it faster. And the use of IO in place of a script node allows us to retrieve the JSON data as a string and execute <code>JSON.parse</code> against it, making it safer to use; a script node would evaluate immediately in the global scope as soon as it was loaded.</p> </div> |
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<div class="module example-container "> |
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<div class="hd exampleHd"> |
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<p class="newWindowButton yui-skin-sam"> |
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<a href="io-xdr_clean.html" target="_blank">View example in new window.</a> |
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</p> |
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</div> <div id="example-canvas" class="bd"> |
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<!--BEGIN SOURCE CODE FOR EXAMPLE =============================== --> |
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<button id="fetch" disabled="disabled">Load JSON RSS news feed from Yahoo! Pipes.</button> |
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<div id="output"> |
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<ul> |
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<li>Content from Yahoo! Pipes feed will display here.</li> |
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</ul> |
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</div> |
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<script language="javascript"> |
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YUI({base:"../../build/", timeout: 10000}).use("io", "substitute", "json-parse", |
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function(Y) { |
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//Data fetched will be displayed in a UL in the |
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//element #output: |
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var output = Y.Node.get("#output ul"); |
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//Configure the cross-domain protocol: |
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var xdrConfig = { |
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id:'flash', //We'll reference this id in the xdr configuration of our transaction. |
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yid: Y.id, //The yid provides a link from the Flash-based XDR engine |
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//and the YUI instance. |
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src:'../../build/io/io.swf?t=' + new Date().valueOf().toString() //Relative path to the .swf file from the current page. |
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}; |
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Y.io.transport(xdrConfig); |
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//Event handler called when the transaction begins: |
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var handleStart = function(id, a) { |
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Y.log("io:start firing.", "info", "example"); |
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output.set("innerHTML", "<li>Loading news stories via Yahoo! Pipes feed...</li>"); |
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} |
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//Event handler for the success event -- use this handler to write the fetched |
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//RSS items to the page. |
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var handleSuccess = function(id, o, a) { |
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//We use JSON.parse to sanitize the JSON (as opposed to simply eval'ing |
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//it into the page): |
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var oRSS = Y.JSON.parse(o.responseText); |
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//From here, we simply access the JSON data from where it's provided |
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//in the Yahoo! Pipes output: |
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if (oRSS && oRSS.count) { |
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var s = "<!--begin news stories fetched via Yahoo! Pipes-->", |
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//t in this case is our simple template; this is fed to |
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//Y.Lang.substitute as we loop through RSS items: |
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t = "<li><a href='{link}'>{title}</a>, {pubDate}</li>"; |
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for (var i=0; i<oRSS.count; i++) { |
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s += Y.Lang.substitute(t, oRSS.value.items[i]); |
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} |
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//Output the string to the page: |
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output.set("innerHTML", s); |
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output.addClass("yui-null"); |
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} else { |
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//No news stories were found in the feed. |
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var s = "<li>The RSS feed did not return any items.</li>"; |
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} |
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} |
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//In the event that the HTTP status returned is > 399, a |
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//failure is reported and this function is called: |
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var handleFailure = function(id, o, a) { |
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Y.log("ERROR " + id + " " + a, "info", "example"); |
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} |
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//With all the aparatus in place, we can now configure our |
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//io call. |
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var cfg = { |
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method: "GET", |
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xdr: { |
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use:'flash' //This is the xdrConfig id we referenced above. |
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}, |
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on: { |
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//Our event handlers previously defined: |
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start: handleStart, |
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success: handleSuccess, |
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failure: handleFailure |
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} |
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}; |
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//Wire the buttton to a click handler to fire our request each |
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//time the button is clicked: |
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var handleClick = function(o) { |
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Y.log("Click detected; beginning io request to Yahoo! Pipes.", "info", "example"); |
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var obj = Y.io( |
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//this is a specific Pipes feed, populated with cycling news: |
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"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json", |
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cfg |
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); |
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} |
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//add the clickHandler as soon as the xdr Flash module has |
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//loaded: |
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Y.on('io:xdrReady', function() { |
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var fetch = Y.Node.get("#fetch"); |
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fetch.set("disabled", false); |
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Y.on("click", handleClick, fetch); |
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}); |
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} |
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); |
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</script> |
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<!--END SOURCE CODE FOR EXAMPLE =============================== --> |
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</div> |
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</div> |
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</div> |
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<h2 class="first">Implementing a Simple Cross-Domain Request for JSON Data</h2> |
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<p>In this example, we begin with a YUI instance that loads the IO and JSON modules:</p> |
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<div id="syntax1" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="co1">//Create a YUI instance including support for IO and JSON modules:</span></div></li><li class="li1"><div class="de1">YUI<span class="br0">(</span><span class="br0">{</span>base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"io-xdr"</span><span class="sy0">,</span> <span class="st0">"substitute"</span><span class="sy0">,</span> <span class="st0">"json-parse"</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="co1">// Y is the YUI instance.</span></div></li><li class="li1"><div class="de1"> <span class="co1">// The rest of the following code is encapsulated in this</span></div></li><li class="li2"><div class="de2"> <span class="co1">// anonymous function.</span></div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;"><span class="co1">//Create a YUI instance including support for IO and JSON modules:</span> |
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YUI<span class="br0">(</span><span class="br0">{</span>base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"io-xdr"</span><span class="sy0">,</span> <span class="st0">"substitute"</span><span class="sy0">,</span> <span class="st0">"json-parse"</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span> |
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<span class="co1">// Y is the YUI instance.</span> |
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<span class="co1">// The rest of the following code is encapsulated in this</span> |
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<span class="co1">// anonymous function.</span> |
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<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax1-plain">//Create a YUI instance including support for IO and JSON modules: |
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YUI({base:"../../build/", timeout: 10000}).use("io-xdr", "substitute", "json-parse", function(Y) { |
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// Y is the YUI instance. |
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// The rest of the following code is encapsulated in this |
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// anonymous function. |
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});</textarea></div><p>We'll also get a Node reference to the container we'll be using to output the data we retrieve:</p> |
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<div id="syntax2" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="co1">//element #output:</span></div></li><li class="li1"><div class="de1"><span class="kw2">var</span> output <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#output ul"</span><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;"><span class="co1">//element #output:</span> |
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<span class="kw2">var</span> output <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#output ul"</span><span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax2-plain">//element #output: |
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var output = Y.Node.get("#output ul");</textarea></div> |
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<p>Next, we configure IO's cross-domain interface for this YUI instance. Flash is the underlying mechansim used here. Be sure to configure the <code>src</code> property to point to your <code>IO.swf</code> file.</p> |
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<div id="syntax3" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="co1">//Configure the cross-domain protocol:</span></div></li><li class="li1"><div class="de1"><span class="kw2">var</span> xdrConfig <span class="sy0">=</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> id<span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//We'll reference this id in the xdr configuration of our transaction.</span></div></li><li class="li1"><div class="de1"> yid<span class="sy0">:</span> Y.<span class="me1">id</span><span class="sy0">,</span> <span class="co1">//The yid provides a link from the Flash-based XDR engine</span></div></li><li class="li2"><div class="de2"> <span class="co1">//and the YUI instance.</span></div></li><li class="li1"><div class="de1"> src<span class="sy0">:</span><span class="st0">'../../build/io/IO.swf?t='</span> <span class="sy0">+</span> <span class="kw2">new</span> Date<span class="br0">(</span><span class="br0">)</span>.<span class="me1">valueOf</span><span class="br0">(</span><span class="br0">)</span>.<span class="me1">toString</span><span class="br0">(</span><span class="br0">)</span> <span class="co1">//Relative path to the .swf file from the current page.</span></div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">Y.<span class="me1">io</span>.<span class="me1">transport</span><span class="br0">(</span>xdrConfig<span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;"><span class="co1">//Configure the cross-domain protocol:</span> |
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<span class="kw2">var</span> xdrConfig <span class="sy0">=</span> <span class="br0">{</span> |
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id<span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//We'll reference this id in the xdr configuration of our transaction.</span> |
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yid<span class="sy0">:</span> Y.<span class="me1">id</span><span class="sy0">,</span> <span class="co1">//The yid provides a link from the Flash-based XDR engine</span> |
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<span class="co1">//and the YUI instance.</span> |
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src<span class="sy0">:</span><span class="st0">'../../build/io/IO.swf?t='</span> <span class="sy0">+</span> <span class="kw2">new</span> Date<span class="br0">(</span><span class="br0">)</span>.<span class="me1">valueOf</span><span class="br0">(</span><span class="br0">)</span>.<span class="me1">toString</span><span class="br0">(</span><span class="br0">)</span> <span class="co1">//Relative path to the .swf file from the current page.</span> |
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<span class="br0">}</span><span class="sy0">;</span> |
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Y.<span class="me1">io</span>.<span class="me1">transport</span><span class="br0">(</span>xdrConfig<span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax3-plain">//Configure the cross-domain protocol: |
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var xdrConfig = { |
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id:'flash', //We'll reference this id in the xdr configuration of our transaction. |
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yid: Y.id, //The yid provides a link from the Flash-based XDR engine |
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//and the YUI instance. |
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src:'../../build/io/IO.swf?t=' + new Date().valueOf().toString() //Relative path to the .swf file from the current page. |
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}; |
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Y.io.transport(xdrConfig);</textarea></div> |
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<p>The configuration for our specific IO transaction contains a reference to the <code>xdr</code> configuration we created above and specifies that there will not be a need to process the response as XML (we're getting JSON instead):</p> |
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<div id="syntax4" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="kw2">var</span> cfg <span class="sy0">=</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> method<span class="sy0">:</span> <span class="st0">"GET"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> xdr<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw2">use</span><span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//This is the xdrConfig id we referenced above.</span></div></li><li class="li2"><div class="de2"> responseXML<span class="sy0">:</span><span class="kw2">false</span> <span class="co1">//we're using JSON -- marginally faster, and</span></div></li><li class="li1"><div class="de1"> <span class="co1">//supported by the Pipes API</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> on<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="co1">//Our event handlers previously defined:</span></div></li><li class="li2"><div class="de2"> start<span class="sy0">:</span> handleStart<span class="sy0">,</span></div></li><li class="li1"><div class="de1"> success<span class="sy0">:</span> handleSuccess<span class="sy0">,</span></div></li><li class="li1"><div class="de1"> failure<span class="sy0">:</span> handleFailure</div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"><span class="br0">}</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;"><span class="kw2">var</span> cfg <span class="sy0">=</span> <span class="br0">{</span> |
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method<span class="sy0">:</span> <span class="st0">"GET"</span><span class="sy0">,</span> |
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xdr<span class="sy0">:</span> <span class="br0">{</span> |
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<span class="kw2">use</span><span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//This is the xdrConfig id we referenced above.</span> |
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responseXML<span class="sy0">:</span><span class="kw2">false</span> <span class="co1">//we're using JSON -- marginally faster, and</span> |
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<span class="co1">//supported by the Pipes API</span> |
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<span class="br0">}</span><span class="sy0">,</span> |
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on<span class="sy0">:</span> <span class="br0">{</span> |
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<span class="co1">//Our event handlers previously defined:</span> |
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start<span class="sy0">:</span> handleStart<span class="sy0">,</span> |
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success<span class="sy0">:</span> handleSuccess<span class="sy0">,</span> |
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failure<span class="sy0">:</span> handleFailure |
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<span class="br0">}</span> |
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<span class="br0">}</span><span class="sy0">;</span></pre></div><textarea id="syntax4-plain">var cfg = { |
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method: "GET", |
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xdr: { |
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use:'flash', //This is the xdrConfig id we referenced above. |
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responseXML:false //we're using JSON -- marginally faster, and |
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//supported by the Pipes API |
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}, |
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on: { |
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//Our event handlers previously defined: |
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start: handleStart, |
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success: handleSuccess, |
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failure: handleFailure |
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} |
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};</textarea></div> |
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<p>The final step is to make the request:</p> |
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<div id="syntax5" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1"><span class="kw2">var</span> obj <span class="sy0">=</span> Y.<span class="me1">io</span><span class="br0">(</span></div></li><li class="li1"><div class="de1"> <span class="co1">//this is a specific Pipes feed, populated with cycling news:</span></div></li><li class="li1"><div class="de1"> <span class="st0">"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> cfg</div></li><li class="li2"><div class="de2"><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;"><span class="kw2">var</span> obj <span class="sy0">=</span> Y.<span class="me1">io</span><span class="br0">(</span> |
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<span class="co1">//this is a specific Pipes feed, populated with cycling news:</span> |
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<span class="st0">"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json"</span><span class="sy0">,</span> |
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cfg |
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257 |
<span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax5-plain">var obj = Y.io( |
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//this is a specific Pipes feed, populated with cycling news: |
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"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json", |
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cfg |
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);</textarea></div> |
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<h3>Full Script</h3> |
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<p>The full script source for this example is as follows:</p> |
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<div id="syntax6" class="yui-syntax-highlight yui-syntax-highlight-linenumbers"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1">YUI<span class="br0">(</span><span class="br0">{</span>base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"io-xdr"</span><span class="sy0">,</span> <span class="st0">"substitute"</span><span class="sy0">,</span> <span class="st0">"json-parse"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="kw2">function</span><span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">//Data fetched will be displayed in a UL in the</span></div></li><li class="li1"><div class="de1"> <span class="co1">//element #output:</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> output <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#output ul"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//Configure the cross-domain protocol:</span></div></li><li class="li2"><div class="de2"> <span class="kw2">var</span> xdrConfig <span class="sy0">=</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> id<span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//We'll reference this id in the xdr configuration of our transaction.</span></div></li><li class="li1"><div class="de1"> yid<span class="sy0">:</span> Y.<span class="me1">id</span><span class="sy0">,</span> <span class="co1">//The yid provides a link from the Flash-based XDR engine</span></div></li><li class="li1"><div class="de1"> <span class="co1">//and the YUI instance.</span></div></li><li class="li1"><div class="de1"> src<span class="sy0">:</span><span class="st0">'../../build/io/io.swf'</span> <span class="co1">//Relative path to the .swf file from the current page.</span></div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> Y.<span class="me1">io</span>.<span class="me1">transport</span><span class="br0">(</span>xdrConfig<span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//Event handler called when the transaction begins:</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> handleStart <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"io:start firing."</span><span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> output.<span class="me1">set</span><span class="br0">(</span><span class="st0">"innerHTML"</span><span class="sy0">,</span> <span class="st0">"<li>Loading news stories via Yahoo! Pipes feed...</li>"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//Event handler for the success event -- use this handler to write the fetched</span></div></li><li class="li2"><div class="de2"> <span class="co1">//RSS items to the page.</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> handleSuccess <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> o<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//We use JSON.parse to sanitize the JSON (as opposed to simply eval'ing</span></div></li><li class="li1"><div class="de1"> <span class="co1">//it into the page):</span></div></li><li class="li2"><div class="de2"> <span class="kw2">var</span> oRSS <span class="sy0">=</span> Y.<span class="me1">JSON</span>.<span class="me1">parse</span><span class="br0">(</span>o.<span class="me1">responseText</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//From here, we simply access the JSON data from where it's provided</span></div></li><li class="li1"><div class="de1"> <span class="co1">//in the Yahoo! Pipes output:</span></div></li><li class="li1"><div class="de1"> <span class="kw1">if</span> <span class="br0">(</span>oRSS <span class="sy0">&&</span> oRSS.<span class="me1">count</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> s <span class="sy0">=</span> <span class="st0">"<!--begin news stories fetched via Yahoo! Pipes-->"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> <span class="co1">//t in this case is our simple template; this is fed to</span></div></li><li class="li1"><div class="de1"> <span class="co1">//Y.Lang.substitute as we loop through RSS items:</span></div></li><li class="li1"><div class="de1"> t <span class="sy0">=</span> <span class="st0">"<li><a href='{link}'>{title}</a>, {pubDate}</li>"</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> </div></li><li class="li1"><div class="de1"> <span class="kw1">for</span> <span class="br0">(</span><span class="kw2">var</span> i<span class="sy0">=</span><span class="nu0">0</span><span class="sy0">;</span> i<span class="sy0"><</span>oRSS.<span class="me1">count</span><span class="sy0">;</span> i<span class="sy0">++</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> s <span class="sy0">+=</span> Y.<span class="me1">Lang</span>.<span class="me1">substitute</span><span class="br0">(</span>t<span class="sy0">,</span> oRSS.<span class="me1">value</span>.<span class="me1">items</span><span class="br0">[</span>i<span class="br0">]</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">//Output the string to the page:</span></div></li><li class="li1"><div class="de1"> output.<span class="me1">set</span><span class="br0">(</span><span class="st0">"innerHTML"</span><span class="sy0">,</span> s<span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="br0">}</span> <span class="kw1">else</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="co1">//No news stories were found in the feed.</span></div></li><li class="li2"><div class="de2"> <span class="kw2">var</span> s <span class="sy0">=</span> <span class="st0">"<li>The RSS feed did not return any items.</li>"</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//In the event that the HTTP status returned is > 399, a</span></div></li><li class="li2"><div class="de2"> <span class="co1">//failure is reported and this function is called:</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> handleFailure <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> o<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"ERROR "</span> <span class="sy0">+</span> id <span class="sy0">+</span> <span class="st0">" "</span> <span class="sy0">+</span> a<span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li2"><div class="de2"> <span class="co1">//With all the aparatus in place, we can now configure our</span></div></li><li class="li1"><div class="de1"> <span class="co1">//io call.</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> cfg <span class="sy0">=</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> method<span class="sy0">:</span> <span class="st0">"GET"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> xdr<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="kw2">use</span><span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//This is the xdrConfig id we referenced above.</span></div></li><li class="li1"><div class="de1"> responseXML<span class="sy0">:</span><span class="kw2">false</span> <span class="co1">//we're using JSON -- marginally faster, and</span></div></li><li class="li1"><div class="de1"> <span class="co1">//supported by the Pipes API</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> on<span class="sy0">:</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> <span class="co1">//Our event handlers previously defined:</span></div></li><li class="li1"><div class="de1"> start<span class="sy0">:</span> handleStart<span class="sy0">,</span></div></li><li class="li1"><div class="de1"> success<span class="sy0">:</span> handleSuccess<span class="sy0">,</span></div></li><li class="li1"><div class="de1"> failure<span class="sy0">:</span> handleFailure</div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li2"><div class="de2"> <span class="br0">}</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//Wire the buttton to a click handler to fire our request each</span></div></li><li class="li1"><div class="de1"> <span class="co1">//time the button is clicked:</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> handleClick <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>o<span class="br0">)</span> <span class="br0">{</span></div></li><li class="li2"><div class="de2"> Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"Click detected; beginning io request to Yahoo! Pipes."</span><span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> obj <span class="sy0">=</span> Y.<span class="me1">io</span><span class="br0">(</span></div></li><li class="li1"><div class="de1"> <span class="co1">//this is a specific Pipes feed, populated with cycling news:</span></div></li><li class="li1"><div class="de1"> <span class="st0">"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json"</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1"> cfg</div></li><li class="li2"><div class="de2"> <span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"> </div></li><li class="li1"><div class="de1"> <span class="co1">//add the clickHandler as soon as the xdr Flash module has</span></div></li><li class="li1"><div class="de1"> <span class="co1">//loaded:</span></div></li><li class="li2"><div class="de2"> Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">'io:xdrReady'</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span></div></li><li class="li1"><div class="de1"> <span class="kw2">var</span> fetch <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#fetch"</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> fetch.<span class="me1">set</span><span class="br0">(</span><span class="st0">"disabled"</span><span class="sy0">,</span> <span class="kw2">false</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> handleClick<span class="sy0">,</span> fetch<span class="br0">)</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"> <span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span></div></li><li class="li2"><div class="de2"> <span class="br0">}</span></div></li><li class="li1"><div class="de1"><span class="br0">)</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;">YUI<span class="br0">(</span><span class="br0">{</span>base<span class="sy0">:</span><span class="st0">"../../build/"</span><span class="sy0">,</span> timeout<span class="sy0">:</span> <span class="nu0">10000</span><span class="br0">}</span><span class="br0">)</span>.<span class="kw2">use</span><span class="br0">(</span><span class="st0">"io-xdr"</span><span class="sy0">,</span> <span class="st0">"substitute"</span><span class="sy0">,</span> <span class="st0">"json-parse"</span><span class="sy0">,</span> |
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<span class="kw2">function</span><span class="br0">(</span>Y<span class="br0">)</span> <span class="br0">{</span> |
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<span class="co1">//Data fetched will be displayed in a UL in the</span> |
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<span class="co1">//element #output:</span> |
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<span class="kw2">var</span> output <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#output ul"</span><span class="br0">)</span><span class="sy0">;</span> |
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<span class="co1">//Configure the cross-domain protocol:</span> |
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<span class="kw2">var</span> xdrConfig <span class="sy0">=</span> <span class="br0">{</span> |
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id<span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//We'll reference this id in the xdr configuration of our transaction.</span> |
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yid<span class="sy0">:</span> Y.<span class="me1">id</span><span class="sy0">,</span> <span class="co1">//The yid provides a link from the Flash-based XDR engine</span> |
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<span class="co1">//and the YUI instance.</span> |
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src<span class="sy0">:</span><span class="st0">'../../build/io/io.swf'</span> <span class="co1">//Relative path to the .swf file from the current page.</span> |
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<span class="br0">}</span><span class="sy0">;</span> |
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Y.<span class="me1">io</span>.<span class="me1">transport</span><span class="br0">(</span>xdrConfig<span class="br0">)</span><span class="sy0">;</span> |
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<span class="co1">//Event handler called when the transaction begins:</span> |
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<span class="kw2">var</span> handleStart <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span> |
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Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"io:start firing."</span><span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span> |
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output.<span class="me1">set</span><span class="br0">(</span><span class="st0">"innerHTML"</span><span class="sy0">,</span> <span class="st0">"<li>Loading news stories via Yahoo! Pipes feed...</li>"</span><span class="br0">)</span><span class="sy0">;</span> |
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<span class="br0">}</span> |
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<span class="co1">//Event handler for the success event -- use this handler to write the fetched</span> |
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<span class="co1">//RSS items to the page.</span> |
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<span class="kw2">var</span> handleSuccess <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> o<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span> |
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<span class="co1">//We use JSON.parse to sanitize the JSON (as opposed to simply eval'ing</span> |
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<span class="co1">//it into the page):</span> |
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<span class="kw2">var</span> oRSS <span class="sy0">=</span> Y.<span class="me1">JSON</span>.<span class="me1">parse</span><span class="br0">(</span>o.<span class="me1">responseText</span><span class="br0">)</span><span class="sy0">;</span> |
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<span class="co1">//From here, we simply access the JSON data from where it's provided</span> |
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<span class="co1">//in the Yahoo! Pipes output:</span> |
|
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299 |
<span class="kw1">if</span> <span class="br0">(</span>oRSS <span class="sy0">&&</span> oRSS.<span class="me1">count</span><span class="br0">)</span> <span class="br0">{</span> |
|
|
300 |
|
|
|
301 |
<span class="kw2">var</span> s <span class="sy0">=</span> <span class="st0">"<!--begin news stories fetched via Yahoo! Pipes-->"</span><span class="sy0">,</span> |
|
|
302 |
<span class="co1">//t in this case is our simple template; this is fed to</span> |
|
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303 |
<span class="co1">//Y.Lang.substitute as we loop through RSS items:</span> |
|
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304 |
t <span class="sy0">=</span> <span class="st0">"<li><a href='{link}'>{title}</a>, {pubDate}</li>"</span><span class="sy0">;</span> |
|
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305 |
|
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306 |
<span class="kw1">for</span> <span class="br0">(</span><span class="kw2">var</span> i<span class="sy0">=</span><span class="nu0">0</span><span class="sy0">;</span> i<span class="sy0"><</span>oRSS.<span class="me1">count</span><span class="sy0">;</span> i<span class="sy0">++</span><span class="br0">)</span> <span class="br0">{</span> |
|
|
307 |
s <span class="sy0">+=</span> Y.<span class="me1">Lang</span>.<span class="me1">substitute</span><span class="br0">(</span>t<span class="sy0">,</span> oRSS.<span class="me1">value</span>.<span class="me1">items</span><span class="br0">[</span>i<span class="br0">]</span><span class="br0">)</span><span class="sy0">;</span> |
|
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308 |
<span class="br0">}</span> |
|
|
309 |
|
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310 |
<span class="co1">//Output the string to the page:</span> |
|
|
311 |
output.<span class="me1">set</span><span class="br0">(</span><span class="st0">"innerHTML"</span><span class="sy0">,</span> s<span class="br0">)</span><span class="sy0">;</span> |
|
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312 |
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313 |
<span class="br0">}</span> <span class="kw1">else</span> <span class="br0">{</span> |
|
|
314 |
<span class="co1">//No news stories were found in the feed.</span> |
|
|
315 |
<span class="kw2">var</span> s <span class="sy0">=</span> <span class="st0">"<li>The RSS feed did not return any items.</li>"</span><span class="sy0">;</span> |
|
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316 |
<span class="br0">}</span> |
|
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317 |
<span class="br0">}</span> |
|
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318 |
|
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319 |
<span class="co1">//In the event that the HTTP status returned is > 399, a</span> |
|
|
320 |
<span class="co1">//failure is reported and this function is called:</span> |
|
|
321 |
<span class="kw2">var</span> handleFailure <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>id<span class="sy0">,</span> o<span class="sy0">,</span> a<span class="br0">)</span> <span class="br0">{</span> |
|
|
322 |
Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"ERROR "</span> <span class="sy0">+</span> id <span class="sy0">+</span> <span class="st0">" "</span> <span class="sy0">+</span> a<span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span> |
|
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323 |
<span class="br0">}</span> |
|
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324 |
|
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325 |
<span class="co1">//With all the aparatus in place, we can now configure our</span> |
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326 |
<span class="co1">//io call.</span> |
|
|
327 |
<span class="kw2">var</span> cfg <span class="sy0">=</span> <span class="br0">{</span> |
|
|
328 |
method<span class="sy0">:</span> <span class="st0">"GET"</span><span class="sy0">,</span> |
|
|
329 |
xdr<span class="sy0">:</span> <span class="br0">{</span> |
|
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330 |
<span class="kw2">use</span><span class="sy0">:</span><span class="st0">'flash'</span><span class="sy0">,</span> <span class="co1">//This is the xdrConfig id we referenced above.</span> |
|
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331 |
responseXML<span class="sy0">:</span><span class="kw2">false</span> <span class="co1">//we're using JSON -- marginally faster, and</span> |
|
|
332 |
<span class="co1">//supported by the Pipes API</span> |
|
|
333 |
<span class="br0">}</span><span class="sy0">,</span> |
|
|
334 |
on<span class="sy0">:</span> <span class="br0">{</span> |
|
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335 |
<span class="co1">//Our event handlers previously defined:</span> |
|
|
336 |
start<span class="sy0">:</span> handleStart<span class="sy0">,</span> |
|
|
337 |
success<span class="sy0">:</span> handleSuccess<span class="sy0">,</span> |
|
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338 |
failure<span class="sy0">:</span> handleFailure |
|
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339 |
<span class="br0">}</span> |
|
|
340 |
<span class="br0">}</span><span class="sy0">;</span> |
|
|
341 |
|
|
|
342 |
<span class="co1">//Wire the buttton to a click handler to fire our request each</span> |
|
|
343 |
<span class="co1">//time the button is clicked:</span> |
|
|
344 |
<span class="kw2">var</span> handleClick <span class="sy0">=</span> <span class="kw2">function</span><span class="br0">(</span>o<span class="br0">)</span> <span class="br0">{</span> |
|
|
345 |
Y.<span class="me1">log</span><span class="br0">(</span><span class="st0">"Click detected; beginning io request to Yahoo! Pipes."</span><span class="sy0">,</span> <span class="st0">"info"</span><span class="sy0">,</span> <span class="st0">"example"</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
346 |
<span class="kw2">var</span> obj <span class="sy0">=</span> Y.<span class="me1">io</span><span class="br0">(</span> |
|
|
347 |
<span class="co1">//this is a specific Pipes feed, populated with cycling news:</span> |
|
|
348 |
<span class="st0">"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json"</span><span class="sy0">,</span> |
|
|
349 |
cfg |
|
|
350 |
<span class="br0">)</span><span class="sy0">;</span> |
|
|
351 |
<span class="br0">}</span> |
|
|
352 |
|
|
|
353 |
<span class="co1">//add the clickHandler as soon as the xdr Flash module has</span> |
|
|
354 |
<span class="co1">//loaded:</span> |
|
|
355 |
Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">'io:xdrReady'</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">(</span><span class="br0">)</span> <span class="br0">{</span> |
|
|
356 |
<span class="kw2">var</span> fetch <span class="sy0">=</span> Y.<span class="me1">Node</span>.<span class="me1">get</span><span class="br0">(</span><span class="st0">"#fetch"</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
357 |
fetch.<span class="me1">set</span><span class="br0">(</span><span class="st0">"disabled"</span><span class="sy0">,</span> <span class="kw2">false</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
358 |
Y.<span class="me1">on</span><span class="br0">(</span><span class="st0">"click"</span><span class="sy0">,</span> handleClick<span class="sy0">,</span> fetch<span class="br0">)</span><span class="sy0">;</span> |
|
|
359 |
<span class="br0">}</span><span class="br0">)</span><span class="sy0">;</span> |
|
|
360 |
<span class="br0">}</span> |
|
|
361 |
<span class="br0">)</span><span class="sy0">;</span></pre></div><textarea id="syntax6-plain">YUI({base:"../../build/", timeout: 10000}).use("io-xdr", "substitute", "json-parse", |
|
|
362 |
|
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|
363 |
function(Y) { |
|
|
364 |
|
|
|
365 |
//Data fetched will be displayed in a UL in the |
|
|
366 |
//element #output: |
|
|
367 |
var output = Y.Node.get("#output ul"); |
|
|
368 |
|
|
|
369 |
//Configure the cross-domain protocol: |
|
|
370 |
var xdrConfig = { |
|
|
371 |
id:'flash', //We'll reference this id in the xdr configuration of our transaction. |
|
|
372 |
yid: Y.id, //The yid provides a link from the Flash-based XDR engine |
|
|
373 |
//and the YUI instance. |
|
|
374 |
src:'../../build/io/io.swf' //Relative path to the .swf file from the current page. |
|
|
375 |
}; |
|
|
376 |
Y.io.transport(xdrConfig); |
|
|
377 |
|
|
|
378 |
//Event handler called when the transaction begins: |
|
|
379 |
var handleStart = function(id, a) { |
|
|
380 |
Y.log("io:start firing.", "info", "example"); |
|
|
381 |
output.set("innerHTML", "<li>Loading news stories via Yahoo! Pipes feed...</li>"); |
|
|
382 |
} |
|
|
383 |
|
|
|
384 |
//Event handler for the success event -- use this handler to write the fetched |
|
|
385 |
//RSS items to the page. |
|
|
386 |
var handleSuccess = function(id, o, a) { |
|
|
387 |
|
|
|
388 |
//We use JSON.parse to sanitize the JSON (as opposed to simply eval'ing |
|
|
389 |
//it into the page): |
|
|
390 |
var oRSS = Y.JSON.parse(o.responseText); |
|
|
391 |
|
|
|
392 |
//From here, we simply access the JSON data from where it's provided |
|
|
393 |
//in the Yahoo! Pipes output: |
|
|
394 |
if (oRSS && oRSS.count) { |
|
|
395 |
|
|
|
396 |
var s = "<!--begin news stories fetched via Yahoo! Pipes-->", |
|
|
397 |
//t in this case is our simple template; this is fed to |
|
|
398 |
//Y.Lang.substitute as we loop through RSS items: |
|
|
399 |
t = "<li><a href='{link}'>{title}</a>, {pubDate}</li>"; |
|
|
400 |
|
|
|
401 |
for (var i=0; i<oRSS.count; i++) { |
|
|
402 |
s += Y.Lang.substitute(t, oRSS.value.items[i]); |
|
|
403 |
} |
|
|
404 |
|
|
|
405 |
//Output the string to the page: |
|
|
406 |
output.set("innerHTML", s); |
|
|
407 |
|
|
|
408 |
} else { |
|
|
409 |
//No news stories were found in the feed. |
|
|
410 |
var s = "<li>The RSS feed did not return any items.</li>"; |
|
|
411 |
} |
|
|
412 |
} |
|
|
413 |
|
|
|
414 |
//In the event that the HTTP status returned is > 399, a |
|
|
415 |
//failure is reported and this function is called: |
|
|
416 |
var handleFailure = function(id, o, a) { |
|
|
417 |
Y.log("ERROR " + id + " " + a, "info", "example"); |
|
|
418 |
} |
|
|
419 |
|
|
|
420 |
//With all the aparatus in place, we can now configure our |
|
|
421 |
//io call. |
|
|
422 |
var cfg = { |
|
|
423 |
method: "GET", |
|
|
424 |
xdr: { |
|
|
425 |
use:'flash', //This is the xdrConfig id we referenced above. |
|
|
426 |
responseXML:false //we're using JSON -- marginally faster, and |
|
|
427 |
//supported by the Pipes API |
|
|
428 |
}, |
|
|
429 |
on: { |
|
|
430 |
//Our event handlers previously defined: |
|
|
431 |
start: handleStart, |
|
|
432 |
success: handleSuccess, |
|
|
433 |
failure: handleFailure |
|
|
434 |
} |
|
|
435 |
}; |
|
|
436 |
|
|
|
437 |
//Wire the buttton to a click handler to fire our request each |
|
|
438 |
//time the button is clicked: |
|
|
439 |
var handleClick = function(o) { |
|
|
440 |
Y.log("Click detected; beginning io request to Yahoo! Pipes.", "info", "example"); |
|
|
441 |
var obj = Y.io( |
|
|
442 |
//this is a specific Pipes feed, populated with cycling news: |
|
|
443 |
"http://pipes.yahooapis.com/pipes/pipe.run?_id=giWz8Vc33BG6rQEQo_NLYQ&_render=json", |
|
|
444 |
cfg |
|
|
445 |
); |
|
|
446 |
} |
|
|
447 |
|
|
|
448 |
//add the clickHandler as soon as the xdr Flash module has |
|
|
449 |
//loaded: |
|
|
450 |
Y.on('io:xdrReady', function() { |
|
|
451 |
var fetch = Y.Node.get("#fetch"); |
|
|
452 |
fetch.set("disabled", false); |
|
|
453 |
Y.on("click", handleClick, fetch); |
|
|
454 |
}); |
|
|
455 |
} |
|
|
456 |
);</textarea></div> </div> |
|
|
457 |
<div class="yui-u sidebar"> |
|
|
458 |
|
|
|
459 |
|
|
|
460 |
<div id="examples" class="mod box4"> |
|
|
461 |
<div class="hd"> |
|
|
462 |
<h4> |
|
|
463 |
IO Examples:</h4> |
|
|
464 |
</div> |
|
|
465 |
<div class="bd"> |
|
|
466 |
<ul> |
|
|
467 |
<li><a href='../io/io-get.html'>GET Transaction</a></li><li><a href='../io/io-post.html'>POST Transaction</a></li><li><a href='../io/io-weather.html'>XML Transaction — Retrieving a Yahoo! Weather RSS (XML) Feed via a Server-Side Proxy</a></li><li class='selected'><a href='../io/io-xdr.html'>Cross-Domain JSON Transaction — Retrieving a News Feed from Yahoo! Pipes</a></li><li><a href='../node-menunav/node-menunav-8.html'>Adding Submenus On The Fly (included with examples for MenuNav Node Plugin)</a></li><li><a href='../overlay/overlay-io-plugin.html'>IO Plugin (included with examples for Overlay)</a></li><li><a href='../dd/portal-drag.html'>Portal Style Example (included with examples for Drag & Drop)</a></li> </ul> |
|
|
468 |
</div> |
|
|
469 |
</div> |
|
|
470 |
|
|
|
471 |
<div class="mod box4"> |
|
|
472 |
<div class="hd"> |
|
|
473 |
<h4>More IO Resources:</h4> |
|
|
474 |
</div> |
|
|
475 |
<div class="bd"> |
|
|
476 |
<ul> |
|
|
477 |
<!-- <li><a href="http://developer.yahoo.com/yui/io/">User's Guide</a> (external)</li> --> |
|
|
478 |
<li><a href="../../api/module_io.html">API Documentation</a></li></ul> |
|
|
479 |
</div> |
|
|
480 |
</div> |
|
|
481 |
</div> |
|
|
482 |
</div> |
|
|
483 |
|
|
|
484 |
</div> |
|
|
485 |
</div> |
|
|
486 |
|
|
|
487 |
|
|
|
488 |
<div class="yui-b toc3" id="tocWrapper"> |
|
|
489 |
<!-- TABLE OF CONTENTS --> |
|
|
490 |
<div id="toc"> |
|
|
491 |
|
|
|
492 |
<ul> |
|
|
493 |
<li class="sect first">YUI 3 Resources</li><li class="item"><a title="YUI 3 -- Yahoo! User Interface (YUI) Library" href="http://developer.yahoo.com/yui/3/">YUI 3 Web Site</a></li><li class="item"><a title="Examples of every YUI utility and control in action" href="../../examples/">YUI 3 Examples</a></li><li class="item"><a title="Instantly searchable API documentation for the entire YUI library." href="../../api/">YUI 3 API Docs</a></li><li class="item"><a title="YUI 3 Dependency Configurator -- configure your custom YUI implementation" href="http://developer.yahoo.com/yui/3/configurator">YUI 3 Dependency Configurator</a></li><li class="item"><a title="The YUI 3 Forum on YUILibrary.com" href="http://yuilibrary.com/forum/viewforum.php?f=15">YUI 3 Forums (external)</a></li><li class="item"><a title="Found a bug or a missing feature? Let us know on YUILibrary.com." href="http://developer.yahoo.com/yui/articles/reportingbugs/">Bug Reports/Feature Requests</a></li><li class="item"><a title="YUI is free and open, offered under a BSD license." href="http://developer.yahoo.com/yui/license.html">YUI License</a></li><li class="item"><a title="Download and fork the YUI project on GitHub" href="http://github.com/yui">YUI on Github</a></li><li class="item"><a title="The Yahoo! User Interface Blog" href="http://yuiblog.com">YUI Blog (external)</a></li><li class="sect">YUI 3 Core - Examples</li><li class="item"><a title="YUI Global Object - Functional Examples" href="../../examples/yui/index.html">YUI Global Object</a></li><li class="item"><a title="Event - Functional Examples" href="../../examples/event/index.html">Event</a></li><li class="item"><a title="Node - Functional Examples" href="../../examples/node/index.html">Node</a></li><li class="sect">YUI 3 Component Infrastructure - Examples</li><li class="item"><a title="Attribute - Functional Examples" href="../../examples/attribute/index.html">Attribute</a></li><li class="item"><a title="Plugin - Functional Examples" href="../../examples/plugin/index.html">Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Widget - Functional Examples" href="../../examples/widget/index.html">Widget <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 Utilities - Examples</li><li class="item"><a title="Animation - Functional Examples" href="../../examples/anim/index.html">Animation</a></li><li class="item"><a title="AsyncQueue - Functional Examples" href="../../examples/async-queue/index.html">AsyncQueue</a></li><li class="item"><a title="Browser History - Functional Examples" href="../../examples/history/index.html">Browser History</a></li><li class="item"><a title="Cache - Functional Examples" href="../../examples/cache/index.html">Cache</a></li><li class="item"><a title="Cookie - Functional Examples" href="../../examples/cookie/index.html">Cookie</a></li><li class="item"><a title="DataSchema - Functional Examples" href="../../examples/dataschema/index.html">DataSchema <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="DataSource - Functional Examples" href="../../examples/datasource/index.html">DataSource <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="DataType - Functional Examples" href="../../examples/datatype/index.html">DataType <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Drag & Drop - Functional Examples" href="../../examples/dd/index.html">Drag & Drop</a></li><li class="item"><a title="Get - Functional Examples" href="../../examples/get/index.html">Get</a></li><li class="item"><a title="ImageLoader - Functional Examples" href="../../examples/imageloader/index.html">ImageLoader</a></li><li class="selected "><a title="IO - Functional Examples" href="../../examples/io/index.html">IO</a></li><li class="item"><a title="JSON (JavaScript Object Notation) - Functional Examples" href="../../examples/json/index.html">JSON</a></li><li class="item"><a title="Stylesheet - Functional Examples" href="../../examples/stylesheet/index.html">Stylesheet</a></li><li class="sect">YUI 3 Widgets - Examples</li><li class="item"><a title="Overlay - Functional Examples" href="../../examples/overlay/index.html">Overlay <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Slider - Functional Examples" href="../../examples/slider/index.html">Slider <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 Node Plugins - Examples</li><li class="item"><a title="FocusManager Node Plugin - Functional Examples" href="../../examples/node-focusmanager/index.html">FocusManager Node Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="MenuNav Node Plugin - Functional Examples" href="../../examples/node-menunav/index.html">MenuNav Node Plugin <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="sect">YUI 3 CSS - Examples</li><li class="item"><a title="YUI CSS Reset - Functional Examples" href="../../examples/cssreset/index.html">CSS Reset</a></li><li class="item"><a title="YUI Fonts - Functional Examples" href="../../examples/cssfonts/index.html">CSS Fonts</a></li><li class="item"><a title="YUI Base - Functional Examples" href="../../examples/cssbase/index.html">CSS Base</a></li><li class="sect">YUI 3 Developer Tools - Examples</li><li class="item"><a title="Console - Functional Examples" href="../../examples/console/index.html">Console <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Console Filters Plugin- Functional Examples" href="../../examples/console-filters/index.html">Plugin.ConsoleFilters <img src='http://l.yimg.com/a/i/not/beta_1.gif'></a></li><li class="item"><a title="Profiler - Functional Examples" href="../../examples/profiler/index.html">Profiler</a></li><li class="item"><a title="Test - Functional Examples" href="../../examples/test/index.html">Test</a></li><li class="sect">Other Useful YUI 3 Resources</li><li class="item"><a title="Answers to Frequently Asked Questions about the YUI Library" href="http://developer.yahoo.com/yui/articles/faq/">YUI FAQ (external)</a></li><li class="item"><a title="Yahoo!'s philosophy of Graded Browser Support" href="http://developer.yahoo.com/yui/articles/gbs/">Graded Browser Support (external)</a></li><li class="item"><a title="Videos and podcasts from the YUI Team and from the Yahoo! frontend engineering community." href="http://developer.yahoo.com/yui/theater/">YUI Theater (external)</a></li></ul> |
|
|
494 |
</div> |
|
|
495 |
</div> |
|
|
496 |
</div><!--closes bd--> |
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497 |
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|
498 |
<div id="ft"> |
|
|
499 |
<p class="first">Copyright © 2009 Yahoo! Inc. All rights reserved.</p> |
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500 |
<p><a href="http://privacy.yahoo.com/privacy/us/devel/index.html">Privacy Policy</a> - |
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501 |
<a href="http://docs.yahoo.com/info/terms/">Terms of Service</a> - |
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