2012-05-10 22:58:48 +04:00
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=682305
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-->
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<head>
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<title>XMLHttpRequest send and channel implemented in JS</title>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/ChromeUtils.js"></script>
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<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank"
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href="https://bugzilla.mozilla.org/show_bug.cgi?id=682305">Mozilla Bug 682305</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script class="testbody" type="application/javascript;version=1.8">
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SimpleTest.waitForExplicitFinish();
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/*
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* Register a custom nsIProtocolHandler service
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* in order to be able to implement *and use* an
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* nsIChannel component written in Javascript.
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*/
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var Cc = Components.classes;
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var Ci = Components.interfaces;
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var Cr = Components.results;
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var Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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var SimpleURI = Cc["@mozilla.org/network/simple-uri;1"];
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var ios = Cc["@mozilla.org/network/io-service;1"]
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.getService(Ci.nsIIOService);
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var PROTOCOL_SCHEME = "jsproto";
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2015-04-09 20:10:33 +03:00
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function CustomChannel(uri, loadInfo) {
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2012-05-10 22:58:48 +04:00
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this.URI = this.originalURI = uri;
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2015-04-09 20:10:33 +03:00
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this.loadInfo = loadInfo;
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2012-05-10 22:58:48 +04:00
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}
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CustomChannel.prototype = {
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URI: null,
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originalURI: null,
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2015-04-09 20:10:33 +03:00
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loadInfo: null,
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2012-05-10 22:58:48 +04:00
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contentCharset: "utf-8",
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contentLength: 0,
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contentType: "text/plain",
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owner: Cc["@mozilla.org/systemprincipal;1"].createInstance(Ci.nsIPrincipal),
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securityInfo: null,
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notificationCallbacks: null,
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loadFlags: 0,
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loadGroup: null,
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name: null,
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status: Cr.NS_OK,
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asyncOpen: function(listener, context) {
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let stream = this.open();
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try {
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listener.onStartRequest(this, context);
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} catch(e) {}
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try {
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listener.onDataAvailable(this, context, stream, 0, stream.available());
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} catch(e) {}
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try {
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listener.onStopRequest(this, context, Cr.NS_OK);
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} catch(e) {}
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},
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open: function() {
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let data = "bar";
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let stream = Cc["@mozilla.org/io/string-input-stream;1"].createInstance(Ci.nsIStringInputStream);
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stream.setData(data, data.length);
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return stream;
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},
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isPending: function() {
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return false;
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},
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cancel: function() {
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throw Cr.NS_ERROR_NOT_IMPLEMENTED;
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},
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suspend: function() {
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throw Cr.NS_ERROR_NOT_IMPLEMENTED;
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},
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resume: function() {
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throw Cr.NS_ERROR_NOT_IMPLEMENTED;
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},
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIChannel, Ci.nsIRequest])
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};
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function CustomProtocol() {}
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CustomProtocol.prototype = {
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get scheme() {
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return PROTOCOL_SCHEME;
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},
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get protocolFlags() {
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return (Ci.nsIProtocolHandler.URI_NORELATIVE |
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Ci.nsIProtocolHandler.URI_IS_LOCAL_RESOURCE |
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Ci.nsIProtocolHandler.URI_DANGEROUS_TO_LOAD);
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},
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get defaultPort() {
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return -1;
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},
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allowPort: function allowPort() {
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return false;
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},
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newURI: function newURI(spec, charset, baseURI) {
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var uri = SimpleURI.createInstance(Ci.nsIURI)
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uri.spec = spec;
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return uri.QueryInterface(Ci.nsIURI);
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},
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2015-04-09 20:10:33 +03:00
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newChannel2: function newChannel2(URI, loadInfo) {
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return new CustomChannel(URI, loadInfo);
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},
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newChannel: function newChannel(URI) {
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return newChannel2(URI);
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2012-05-10 22:58:48 +04:00
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},
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QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports,
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Ci.nsISupportsWeakReference,
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Ci.nsIProtocolHandler])
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};
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var gFactory = {
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register: function() {
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var registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
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var classID = Components.ID("{ed064287-1e76-49ba-a28d-dc74394a8334}");
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var description = PROTOCOL_SCHEME + ": protocol";
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var contractID = "@mozilla.org/network/protocol;1?name=" + PROTOCOL_SCHEME;
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var factory = XPCOMUtils._getFactory(CustomProtocol);
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registrar.registerFactory(classID, description, contractID, factory);
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this.unregister = function() {
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registrar.unregisterFactory(classID, factory);
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delete this.unregister;
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};
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}
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};
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// Register the custom procotol handler
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gFactory.register();
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// Then, checks if XHR works with it
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var xhr = new XMLHttpRequest();
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xhr.open("GET", PROTOCOL_SCHEME + ":foo", true);
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xhr.onload = function () {
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is(xhr.responseText, "bar", "protocol doesn't work");
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gFactory.unregister();
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SimpleTest.finish();
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}
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try {
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xhr.send(null);
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} catch(e) {
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ok(false, e);
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}
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</script>
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</pre>
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</body>
|
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</html>
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