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61 lines
2.1 KiB
JavaScript
61 lines
2.1 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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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://webapprt/modules/WebappRT.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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// Allow certain origins to load as top-level documents
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const allowedOrigins = [
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WebappRT.config.app.origin,
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"https://browserid.org",
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"https://www.facebook.com",
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"https://accounts.google.com",
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"https://www.google.com",
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"https://twitter.com",
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"https://api.twitter.com",
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];
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function ContentPolicy() {}
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ContentPolicy.prototype = {
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classID: Components.ID("{75acd178-3d5a-48a7-bd92-fba383520ae6}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPolicy]),
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shouldLoad: function(contentType, contentLocation, requestOrigin, context, mimeTypeGuess, extra) {
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// Redirect top-level document loads that aren't special schemes to the
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// default browser when trying to load pages outside of allowed origins
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let {prePath, scheme} = contentLocation;
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if (contentType == Ci.nsIContentPolicy.TYPE_DOCUMENT &&
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!/^(about|chrome|resource)$/.test(scheme) &&
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allowedOrigins.indexOf(prePath) == -1) {
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// Send the url to the default browser
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Cc["@mozilla.org/uriloader/external-protocol-service;1"].
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getService(Ci.nsIExternalProtocolService).
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getProtocolHandlerInfo(scheme).
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launchWithURI(contentLocation);
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// Using window.open will first open then navigate, so explicitly close
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if (context.currentURI.spec == "about:blank") {
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context.ownerDocument.defaultView.close();
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};
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return Ci.nsIContentPolicy.REJECT_SERVER;
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}
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return Ci.nsIContentPolicy.ACCEPT;
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},
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shouldProcess: function(contentType, contentLocation, requestOrigin, context, mimeType, extra) {
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return Ci.nsIContentPolicy.ACCEPT;
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},
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};
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const NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPolicy]);
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