HypeM.js

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Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://app/jsmodules/sbLibraryUtils.jsm");
Components.utils.import("resource://app/jsmodules/sbProperties.jsm");

const Cc = Components.classes;
const Ci = Components.interfaces;
const Cr = Components.results;

const DESCRIPTION = "mashTape Provider: Hype Machine Provider";
const CID         = "{ad43af30-7a1c-11dd-ad8b-0800200c9a66}";
const CONTRACTID  = "@songbirdnest.com/mashTape/provider/rss/HypeM;1";

// XPCOM constructor for our Yahoo News mashTape provider
function HypeM() {
    this.wrappedJSObject = this;
    Components.utils.import("resource://mashtape/mtUtils.jsm");
}

HypeM.prototype.constructor = HypeM;
HypeM.prototype = {
    classDescription: DESCRIPTION,
    classID:          Components.ID(CID),
    contractID:       CONTRACTID,
    QueryInterface: XPCOMUtils.generateQI([Ci.sbIMashTapeRSSProvider,
            Ci.sbIMashTapeProvider]),

    providerName: "Hype Machine",
    providerUrl: "http://hypem.com",
    providerType: "rss",
    providerIcon: "chrome://mashtape/content/tabs/hypem.png",

    query: function(searchTerms, updateFn) {
        var req = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"]
            .createInstance(Ci.nsIXMLHttpRequest);
        var url = "http://hypem.com/feed/search/" + searchTerms + "/1/feed.xml";
        mtUtils.log("HypeM", "URL:" + url);
        req.open("GET", url, true);
        req.provider = this;
        req.updateFn = updateFn;
        req.onreadystatechange = function() {
            if (this.readyState != 4)
                return;
            if (this.status == 200) {
                var x = new XML(this.responseText.replace(
                    /<\?xml version="1.0" encoding="[uU][tT][fF]-8"\?>/, ""));

                var results = new Array();
                for each (var entry in x..item) {
                    var item = {
                        title: entry.title,
                        time: Date.parse(entry.pubDate),
                        provider: this.provider.providerName,
                        providerUrl: this.provider.providerUrl,
                        url: entry.link,
                        content: entry.description,
                    }
                    results.push(item);
                }
                
                results.wrappedJSObject = results;
                this.updateFn.wrappedJSObject.update(CONTRACTID, results);
            } else if (this.status == 404) {
                this.updateFn.wrappedJSObject.update(CONTRACTID, null);
            }
        }
        req.send(null);
    },
}

var components = [HypeM];
function NSGetModule(compMgr, fileSpec) {
    return XPCOMUtils.generateModule([HypeM]);
}