forked from mirrors/gecko-dev
47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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var EXPORTED_SYMBOLS = ["GeckoViewTrackingProtection"];
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ChromeUtils.import("resource://gre/modules/GeckoViewModule.jsm");
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class GeckoViewTrackingProtection extends GeckoViewModule {
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onEnable() {
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debug `onEnable`;
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const flags = Ci.nsIWebProgress.NOTIFY_SECURITY;
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this.progressFilter =
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Cc["@mozilla.org/appshell/component/browser-status-filter;1"]
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.createInstance(Ci.nsIWebProgress);
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this.progressFilter.addProgressListener(this, flags);
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this.browser.addProgressListener(this.progressFilter, flags);
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}
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onSecurityChange(aWebProgress, aRequest, aState) {
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debug `onSecurityChange`;
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if (!(aState & Ci.nsIWebProgressListener.STATE_BLOCKED_TRACKING_CONTENT) ||
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!aRequest || !(aRequest instanceof Ci.nsIClassifiedChannel)) {
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return;
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}
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let channel = aRequest.QueryInterface(Ci.nsIChannel);
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let uri = channel.URI && channel.URI.spec;
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let classChannel = aRequest.QueryInterface(Ci.nsIClassifiedChannel);
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if (!uri || !classChannel.matchedList) {
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return;
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}
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let message = {
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type: "GeckoView:TrackingProtectionBlocked",
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src: uri,
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matchedList: classChannel.matchedList,
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};
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this.eventDispatcher.sendRequest(message);
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}
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}
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