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7e72af1d6f
When swapping docshells we also have to swap any properties on remote-browsers that are cached from the content process. This includes things like the remoteWebNavigation etc. which in turn cache content information. Some of these also maintain message listeners that we have to switch to the new browser and message manager.
133 lines
3.7 KiB
JavaScript
133 lines
3.7 KiB
JavaScript
// -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
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// 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
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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this.EXPORTED_SYMBOLS = ["RemoteWebNavigation"];
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const { interfaces: Ci, classes: Cc, utils: Cu, results: Cr } = Components;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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function makeURI(url)
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{
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return Cc["@mozilla.org/network/io-service;1"].
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getService(Ci.nsIIOService).
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newURI(url, null, null);
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}
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function RemoteWebNavigation(browser)
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{
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this.swapBrowser(browser);
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}
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RemoteWebNavigation.prototype = {
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebNavigation, Ci.nsISupports]),
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swapBrowser: function(aBrowser) {
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if (this._messageManager) {
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this._messageManager.removeMessageListener("WebNavigation:setHistory", this);
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}
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this._browser = aBrowser;
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this._messageManager = aBrowser.messageManager;
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this._messageManager.addMessageListener("WebNavigation:setHistory", this);
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},
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LOAD_FLAGS_MASK: 65535,
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LOAD_FLAGS_NONE: 0,
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LOAD_FLAGS_IS_REFRESH: 16,
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LOAD_FLAGS_IS_LINK: 32,
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LOAD_FLAGS_BYPASS_HISTORY: 64,
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LOAD_FLAGS_REPLACE_HISTORY: 128,
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LOAD_FLAGS_BYPASS_CACHE: 256,
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LOAD_FLAGS_BYPASS_PROXY: 512,
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LOAD_FLAGS_CHARSET_CHANGE: 1024,
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LOAD_FLAGS_STOP_CONTENT: 2048,
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LOAD_FLAGS_FROM_EXTERNAL: 4096,
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LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP: 8192,
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LOAD_FLAGS_FIRST_LOAD: 16384,
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LOAD_FLAGS_ALLOW_POPUPS: 32768,
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LOAD_FLAGS_BYPASS_CLASSIFIER: 65536,
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LOAD_FLAGS_FORCE_ALLOW_COOKIES: 131072,
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STOP_NETWORK: 1,
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STOP_CONTENT: 2,
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STOP_ALL: 3,
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canGoBack: false,
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canGoForward: false,
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goBack: function() {
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this._sendMessage("WebNavigation:GoBack", {});
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},
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goForward: function() {
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this._sendMessage("WebNavigation:GoForward", {});
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},
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gotoIndex: function(aIndex) {
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this._sendMessage("WebNavigation:GotoIndex", {index: aIndex});
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},
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loadURI: function(aURI, aLoadFlags, aReferrer, aPostData, aHeaders) {
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this.loadURIWithOptions(aURI, aLoadFlags, aReferrer,
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Ci.nsIHttpChannel.REFERRER_POLICY_DEFAULT,
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aPostData, aHeaders, null);
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},
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loadURIWithOptions: function(aURI, aLoadFlags, aReferrer, aReferrerPolicy,
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aPostData, aHeaders, aBaseURI) {
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if (aPostData || aHeaders)
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throw Components.Exception("RemoteWebNavigation doesn't accept postdata or headers.", Cr.NS_ERROR_INVALID_ARGS);
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this._sendMessage("WebNavigation:LoadURI", {
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uri: aURI,
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flags: aLoadFlags,
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referrer: aReferrer ? aReferrer.spec : null,
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referrerPolicy: aReferrerPolicy,
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baseURI: aBaseURI ? aBaseURI.spec : null,
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});
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},
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reload: function(aReloadFlags) {
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this._sendMessage("WebNavigation:Reload", {flags: aReloadFlags});
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},
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stop: function(aStopFlags) {
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this._sendMessage("WebNavigation:Stop", {flags: aStopFlags});
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},
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get document() {
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return this._browser.contentDocument;
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},
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_currentURI: null,
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get currentURI() {
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if (!this._currentURI) {
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this._currentURI = makeURI("about:blank");
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}
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return this._currentURI;
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},
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set currentURI(aURI) {
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this.loadURI(aURI.spec, null, null, null);
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},
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referringURI: null,
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_sessionHistory: null,
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get sessionHistory() { return this._sessionHistory; },
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set sessionHistory(aValue) { },
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_sendMessage: function(aMessage, aData) {
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try {
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this._browser.messageManager.sendAsyncMessage(aMessage, aData);
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}
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catch (e) {
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Cu.reportError(e);
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}
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},
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receiveMessage: function(aMessage) {
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switch (aMessage.name) {
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case "WebNavigation:setHistory":
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this._sessionHistory = aMessage.objects.history;
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break;
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}
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}
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};
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