[tor-commits] [torbutton/master] Remove some old components that are not used.

commit 6a5998a531d29374d7d0e2b1dfb4f31159648a6a Author: Kathy Brade brade@pearlcrescent.com Date: Fri Oct 25 17:40:37 2013 -0400

Remove some old components that are not used. --- makexpi.sh | 4 +- src/components/certDialogsOverride.js | 170 --- src/components/ignore-history.js | 368 ------ src/components/nsSessionStore2.diff | 80 -- src/components/nsSessionStore2.js | 2233 -------------------------------- src/components/nsSessionStore3.diff | 111 -- src/components/nsSessionStore3.js | 2246 --------------------------------- 7 files changed, 2 insertions(+), 5210 deletions(-)

diff --git a/makexpi.sh b/makexpi.sh index 0180684..580bcf5 100755 --- a/makexpi.sh +++ b/makexpi.sh @@ -18,8 +18,8 @@ cd ../.. # create .xpi echo ---------- create $APP_NAME.xpi ---------- cd src -echo zip -X -9r ../pkg/$XPI_NAME ./ -x "certDialogsOverride.js" -x "chrome/*" -x "*.diff" -x "*.svn/*" -zip -X -9r ../pkg/$XPI_NAME ./ -x "components/certDialogsOverride.js" -x "*.svn/*" -x "*.diff" -x "components/torRefSpoofer.js" #-x "chrome/*" +echo zip -X -9r ../pkg/$XPI_NAME ./ -x "chrome/*" -x "*.diff" -x "*.svn/*" +zip -X -9r ../pkg/$XPI_NAME ./ -x "*.svn/*" -x "*.diff" -x "components/torRefSpoofer.js" #-x "chrome/*" #mv ../$APP_NAME.jar ./chrome #zip -9m ../pkg/$XPI_NAME chrome/$APP_NAME.jar cd .. diff --git a/src/components/certDialogsOverride.js b/src/components/certDialogsOverride.js deleted file mode 100644 index de3938b..0000000 --- a/src/components/certDialogsOverride.js +++ /dev/null @@ -1,170 +0,0 @@ -// Bug 1506 P0: This component is unused. Ignore it. - -/************************************************************************* - * Hack to disable CA cert trust dialog popup during CA cert import - * during Tor toggle (since we save the trust bits to disk). - * - *************************************************************************/ - -// Module specific constants -const kMODULE_NAME = "CA Cert Dialogs"; -const kMODULE_CONTRACTID = "@mozilla.org/nsCertificateDialogs;1"; -const kMODULE_CID = Components.ID("6AB9E86E-2459-11DD-AEBC-679A55D89593"); - -/* Mozilla defined interfaces for FF3.0 and 2.0 */ -const kREAL_CERTDIALOG_CID = "{518e071f-1dd2-11b2-937e-c45f14def778}"; - -const kCertDialogsInterfaces2 = [ "nsIBadCertListener", "nsIClientAuthDialogs", - "nsIDOMCryptoDialogs", - "nsICertificateDialogs", "nsITokenPasswordDialogs", - "nsITokenDialogs", "nsICertPickDialogs", - "nsIGeneratingKeypairInfoDialogs"]; - -const kCertDialogsInterfaces3 = - [ "nsIClientAuthDialogs", "nsIDOMCryptoDialogs", - "nsICertificateDialogs", "nsITokenPasswordDialogs", - "nsITokenDialogs", "nsICertPickDialogs", - "nsIGeneratingKeypairInfoDialogs"]; - -const Cr = Components.results; - -function CertDialogsWrapper() { - // assuming we're running under Firefox - var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); - var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); - - this._real_certdlg = Components.classesByID[kREAL_CERTDIALOG_CID]; - if(versionChecker.compare(appInfo.version, "3.0a1") >= 0) { - this._interfaces = kCertDialogsInterfaces3; - } else { - this._interfaces = kCertDialogsInterfaces2; - } - - this._prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - this.logger = Components.classes["@torproject.org/torbutton-logger;1"] - .getService(Components.interfaces.nsISupports).wrappedJSObject; - - this._certdlg = function() { - var certdlg = this._real_certdlg.getService(); - for (var i = 0; i < this._interfaces.length; i++) { - certdlg.QueryInterface(Components.interfaces[this._interfaces[i]]); - } - return certdlg; - }; - - this.copyMethods(this._certdlg()); -} - -CertDialogsWrapper.prototype = -{ - QueryInterface: function(iid) { - if (/*iid.equals(Components.interfaces.nsIClassInfo) - || */iid.equals(Components.interfaces.nsISupports)) { - return this; - } - - var certdlg = this._certdlg().QueryInterface(iid); - this.copyMethods(certdlg); - return this; - }, - - /* - * Copies methods from the true history object we are wrapping - */ - copyMethods: function(wrapped) { - var mimic = function(newObj, method) { - if(typeof(wrapped[method]) == "function") { - // Code courtesy of timeless: - // http://www.webwizardry.net/~timeless/windowStubs.js - var params = []; - params.length = wrapped[method].length; - var x = 0; - var call; - if(params.length) call = "("+params.join().replace(/(?:)/g,function(){return "p"+(++x)})+")"; - else call = "()"; - var fun = "(function "+call+"{"+ - "if (arguments.length < "+wrapped[method].length+")"+ - " throw Components.results.NS_ERROR_XPC_NOT_ENOUGH_ARGS;"+ - "return wrapped."+method+".apply(wrapped, arguments);})"; - newObj[method] = eval(fun); - //dump("wrapped: "+method+": "+fun+"\n"); - } else { - newObj.__defineGetter__(method, function() { return wrapped[method]; }); - newObj.__defineSetter__(method, function(val) { wrapped[method] = val; }); - } - }; - for (var method in wrapped) { - if(typeof(this[method]) == "undefined") mimic(this, method); - } - }, - - confirmDownloadCACert: function(ctx, cert, trust) { - this.logger.log(2, "Cert window"); - if(this._prefs.getBoolPref("extensions.torbutton.block_cert_dialogs")) { - this.logger.log(3, "Blocking cert window"); - return true; - } - return this._certdlg().confirmDownloadCACert(ctx, cert, trust); - } - -}; - -var CertDialogsWrapperSingleton = null; -var CertDialogsWrapperFactory = new Object(); - -CertDialogsWrapperFactory.createInstance = function (outer, iid) -{ - if (outer != null) { - Components.returnCode = Cr.NS_ERROR_NO_AGGREGATION; - return null; - } - - if(!CertDialogsWrapperSingleton) - CertDialogsWrapperSingleton = new CertDialogsWrapper(); - - return CertDialogsWrapperSingleton; -}; - - -/** - * JS XPCOM component registration goop: - * - * Everything below is boring boilerplate and can probably be ignored. - */ - -var CertDialogsWrapperModule = new Object(); - -CertDialogsWrapperModule.registerSelf = -function (compMgr, fileSpec, location, type) { - var nsIComponentRegistrar = Components.interfaces.nsIComponentRegistrar; - compMgr = compMgr.QueryInterface(nsIComponentRegistrar); - compMgr.registerFactoryLocation(kMODULE_CID, - kMODULE_NAME, - kMODULE_CONTRACTID, - fileSpec, - location, - type); -}; - -CertDialogsWrapperModule.getClassObject = function (compMgr, cid, iid) -{ - if (cid.equals(kMODULE_CID)) - return CertDialogsWrapperFactory; - - Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; - return null; -}; - -CertDialogsWrapperModule.canUnload = function (compMgr) -{ - return true; -}; - -function NSGetModule(compMgr, fileSpec) -{ - return CertDialogsWrapperModule; -} - diff --git a/src/components/ignore-history.js b/src/components/ignore-history.js deleted file mode 100644 index fe4ee7c..0000000 --- a/src/components/ignore-history.js +++ /dev/null @@ -1,368 +0,0 @@ -// Bug 1506 P0: This code is a relic from FF < 3.5 days and can be totally -// ignored. - -/************************************************************************* - * Ignore History (JavaScript XPCOM component) - * Disables reading and writing history. This component is implemented as a - * wrapper around the true history object that sometimes lies about isVisited - * queries and sometimes ignores addURI commands. - * Designed as a component of FoxTor, http://cups.cs.cmu.edu/foxtor/ - * Copyright 2006, distributed under the same (open source) license as FoxTor - * - * Contributor(s): - * Collin Jackson mozilla@collinjackson.com - * - *************************************************************************/ - -// Module specific constants -const kMODULE_NAME = "Ignore History"; -const kMODULE_CONTRACTID2 = "@mozilla.org/browser/global-history;2"; -const kMODULE_CONTRACTID3 = "@mozilla.org/browser/nav-history-service;1"; -const kMODULE_CONTRACTID3D = "@mozilla.org/browser/download-history;1"; -const kMODULE_CID = Components.ID("bc666d45-a9a1-4096-9511-f6db6f686881"); - -/* Mozilla defined interfaces for FF3.0 and 2.0 */ -const kREAL_HISTORY_CID3 = "{88cecbb7-6c63-4b3b-8cd4-84f3b8228c69}"; -const kREAL_HISTORY_CID2 = "{59648a91-5a60-4122-8ff2-54b839c84aed}"; - -const kHistoryInterfaces2 = [ "nsIBrowserHistory", "nsIGlobalHistory2" ]; - -const kHistoryInterfaces3 = [ "nsIBrowserHistory", "nsIGlobalHistory2", - "nsIAutoCompleteSearch", "nsIGlobalHistory3", - "nsIDownloadHistory", - "nsIAutoCompleteSimpleResultListener", - "nsINavHistoryService" ]; - -const kHistoryInterfaces35 = [ "nsIAutoCompleteSearch", - "nsIBrowserHistory", - "nsIObserver", - "nsIGlobalHistory3", - "nsIBrowserHistory_MOZILLA_1_9_1_ADDITIONS", - "nsPIPlacesDatabase", - "nsIDownloadHistory", - "nsIGlobalHistory2", - "nsINavHistoryService", - "nsISupportsWeakReference", - "nsIAutoCompleteSimpleResultListener", - "nsICharsetResolver" ]; - -const kHistoryInterfaces36 = [ - "nsICharsetResolver", - "nsIGlobalHistory3", - "nsIObserver", - "nsPIPlacesDatabase", - "nsIDownloadHistory", - "nsIBrowserHistory", - "nsIGlobalHistory2", - "nsPIPlacesHistoryListenersNotifier", - "nsISupportsWeakReference", - "nsINavHistoryService" - ]; - -const Cr = Components.results; - -var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); -var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); -var is_ff3 = (versionChecker.compare(appInfo.version, "3.0a1") >= 0); - - - -function HistoryWrapper() { - this.logger = Components.classes["@torproject.org/torbutton-logger;1"] - .getService(Components.interfaces.nsISupports).wrappedJSObject; - this.logger.log(3, "Component Load 3: New HistoryWrapper "+kMODULE_CONTRACTID3); - - // assuming we're running under Firefox - var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); - var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); - - if(versionChecker.compare(appInfo.version, "3.6a1") >= 0) { - this._real_history = Components.classesByID[kREAL_HISTORY_CID3]; - this._interfaces = kHistoryInterfaces36; - } else if(versionChecker.compare(appInfo.version, "3.5a1") >= 0) { - this._real_history = Components.classesByID[kREAL_HISTORY_CID3]; - this._interfaces = kHistoryInterfaces35; - } else if(versionChecker.compare(appInfo.version, "3.0a1") >= 0) { - this._real_history = Components.classesByID[kREAL_HISTORY_CID3]; - this._interfaces = kHistoryInterfaces3; - } else { - this._real_history = Components.classesByID[kREAL_HISTORY_CID2]; - this._interfaces = kHistoryInterfaces2; - } - - this._prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - - this._history = function() { - var history = this._real_history.getService(); - for (var i = 0; i < this._interfaces.length; i++) { - history.QueryInterface(Components.interfaces[this._interfaces[i]]); - } - return history; - }; - - this.copyMethods(this._history()); -} - -HistoryWrapper.prototype = -{ - QueryInterface: function(iid) { - if (iid.equals(Components.interfaces.nsIClassInfo) - || iid.equals(Components.interfaces.nsISupports)) { - return this; - } - - var history = this._history().QueryInterface(iid); - this.copyMethods(history); - return this; - }, - - // make this an nsIClassInfo object - flags: Components.interfaces.nsIClassInfo.DOM_OBJECT, - - // method of nsIClassInfo - classDescription: "@mozilla.org/browser/global-history;2", - contractID: "@mozilla.org/browser/global-history;2", - classID: kMODULE_CID, - - // method of nsIClassInfo - getInterfaces: function(count) { - var interfaceList = [Components.interfaces.nsIClassInfo]; - for (var i = 0; i < this._interfaces.length; i++) { - interfaceList.push(Components.interfaces[this._interfaces[i]]); - } - - count.value = interfaceList.length; - return interfaceList; - }, - - // method of nsIClassInfo - getHelperForLanguage: function(count) { return null; }, - - - /* - * Determine whether we should hide visited links - */ - // FIXME: Make observer? - blockReadHistory: function() { - return ((this._prefs.getBoolPref("extensions.torbutton.block_thread") - && this._prefs.getBoolPref("extensions.torbutton.tor_enabled")) - || - (this._prefs.getBoolPref("extensions.torbutton.block_nthread") - && !this._prefs.getBoolPref("extensions.torbutton.tor_enabled"))); - }, - - blockWriteHistory: function() { - return ((this._prefs.getBoolPref("extensions.torbutton.block_thwrite") - && this._prefs.getBoolPref("extensions.torbutton.tor_enabled")) - || - (this._prefs.getBoolPref("extensions.torbutton.block_nthwrite") - && !this._prefs.getBoolPref("extensions.torbutton.tor_enabled"))); - }, - - - /* - * Copies methods from the true history object we are wrapping - */ - copyMethods: function(wrapped) { - var mimic = function(newObj, method) { - if(method == "getURIGeckoFlags" || method == "setURIGeckoFlags" - || method == "hidePage") { - // XXX: Due to https://developer.mozilla.org/en/Exception_logging_in_JavaScript - // this is necessary to prevent error console noise on the return to C++ code. - // It is not technically correct, but as far as I can tell, the return values - // for these calls are never checked anyway. - var fun = "(function (){return Components.results.NS_ERROR_NOT_IMPLEMENTED; })"; - newObj[method] = eval(fun); - } else if(typeof(wrapped[method]) == "function") { - // Code courtesy of timeless: - // http://www.webwizardry.net/~timeless/windowStubs.js - var params = []; - params.length = wrapped[method].length; - var x = 0; - var call; - if(params.length) call = "("+params.join().replace(/(?:)/g,function(){return "p"+(++x)})+")"; - else call = "()"; - var fun = "(function "+call+"{"+ - "if (arguments.length < "+wrapped[method].length+")"+ - " throw Components.results.NS_ERROR_XPC_NOT_ENOUGH_ARGS;"+ - "return wrapped."+method+".apply(wrapped, arguments);})"; - newObj[method] = eval(fun); - } else { - newObj.__defineGetter__(method, function() { return wrapped[method]; }); - newObj.__defineSetter__(method, function(val) { wrapped[method] = val; }); - } - }; - for (var method in wrapped) { - if(typeof(this[method]) == "undefined") mimic(this, method); - } - }, - - /* - * Maybe lie about whether link was visited - */ - isVisited: function(aURI) { - return (!this.blockReadHistory() && - this._history().isVisited(aURI)); - }, - - /* - * Maybe add the URI to the history - */ - addURI: function(aURI, redirect, toplevel, referrer) { - if(!this.blockWriteHistory()) - this._history().addURI(aURI, redirect, toplevel, referrer); - }, - - /* - * Maybe set the title of a URI in the history - */ - setPageTitle: function(URI, title) { - if(!this.blockWriteHistory()) - this._history().setPageTitle(URI, title); - }, - - markPageAsTyped: function(aUri) { - if(this.blockWriteHistory()) { - return; - } - return this._history().markPageAsTyped(aUri); - }, - - addPageWithDetails: function(aUri, aTitle, aVisited) { - if(this.blockWriteHistory()) { - return; - } - return this._history().addPageWithDetails(aUri, aTitle, aVisited); - }, - - setPageTitle: function(aUri, aTitle) { - if(this.blockWriteHistory()) { - return; - } - return this._history().setPageTitle(aUri, aTitle); - }, - - count getter: function() { return this._history().count; }, -}; - -// Block firefox3 history writes.. -if(is_ff3) { - // addDocumentRedirect() - currently not needed. It does not touch the DB - - - // XXX: hrmm... - HistoryWrapper.prototype.setPageDetails = function(aUri, aTitle, aVisitCnt, aHidden, aTyped) { - if(this.blockWriteHistory()) { - return; - } - return this._history().setPageDetails(aUri, aTitle, aVisitCnt, aHidden, aTyped); - }; - - HistoryWrapper.prototype.markPageAsFollowedBookmark = function(aUri) { - if(this.blockWriteHistory()) { - return; - } - return this._history().markPageAsFollowedBookmark(aUri); - }; - - // This gets addVisited - HistoryWrapper.prototype.canAddURI = function(aUri) { - if(this.blockWriteHistory()) { - return false; - } - return this._history().canAddURI(aUri); - }; - -} - -var HistoryWrapperSingleton = null; -var HistoryWrapperFactory = new Object(); - -HistoryWrapperFactory.createInstance = function (outer, iid) -{ - if (outer != null) { - Components.returnCode = Cr.NS_ERROR_NO_AGGREGATION; - return null; - } - /* - if (!iid.equals(Components.interfaces.nsIGlobalHistory2) && - !iid.equals(Components.interfaces.nsIBrowserHistory) && - !iid.equals(Components.interfaces.nsISupports)) { - - dump("Holla noint: "+iid.toString() +"\n"); - Components.returnCode = Cr.NS_ERROR_NO_INTERFACE; - return null; - }*/ - - if(!HistoryWrapperSingleton) - HistoryWrapperSingleton = new HistoryWrapper(); - - return HistoryWrapperSingleton; -}; - - -/** - * JS XPCOM component registration goop: - * - * Everything below is boring boilerplate and can probably be ignored. - */ - -var HistoryWrapperModule = new Object(); - -HistoryWrapperModule.registerSelf = -function (compMgr, fileSpec, location, type) { - var nsIComponentRegistrar = Components.interfaces.nsIComponentRegistrar; - compMgr = compMgr.QueryInterface(nsIComponentRegistrar); - compMgr.registerFactoryLocation(kMODULE_CID, - kMODULE_NAME, - kMODULE_CONTRACTID2, - fileSpec, - location, - type); - - var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); - var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); - if(versionChecker.compare(appInfo.version, "3.0a1") >= 0) { - compMgr.registerFactoryLocation(kMODULE_CID, - kMODULE_NAME, - kMODULE_CONTRACTID3, - fileSpec, - location, - type); - compMgr.registerFactoryLocation(kMODULE_CID, - kMODULE_NAME, - kMODULE_CONTRACTID3D, - fileSpec, - location, - type); - } -}; - -HistoryWrapperModule.getClassObject = function (compMgr, cid, iid) -{ - if (cid.equals(kMODULE_CID)) - return HistoryWrapperFactory; - - Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; - return null; -}; - -HistoryWrapperModule.canUnload = function (compMgr) -{ - return true; -}; - -// We only need to support Firefox 3.x here. Firefox 4's history behavior -// is now tunable into a safe state for Tor that actually matches -// our own internal options. Yay, progress. -function NSGetModule(compMgr, fileSpec) -{ - return HistoryWrapperModule; -} diff --git a/src/components/nsSessionStore2.diff b/src/components/nsSessionStore2.diff deleted file mode 100644 index 941bb7d..0000000 --- a/src/components/nsSessionStore2.diff +++ /dev/null @@ -1,80 +0,0 @@ ---- ./nsSessionStore2-ff.js 2008-07-10 13:31:04.000000000 -0700 -+++ nsSessionStore2.js 2008-06-22 03:35:58.000000000 -0700 -@@ -777,11 +777,26 @@ - var browsers = tabbrowser.browsers; - var tabs = this._windows[aWindow.__SSi].tabs = []; - this._windows[aWindow.__SSi].selected = 0; -+ var prefs = Components.classes["@mozilla.org/preferences-service;1"] -+ .getService(Components.interfaces.nsIPrefBranch); -+ var bypass_tor = prefs.getBoolPref("extensions.torbutton.notor_sessionstore"); -+ var bypass_nontor = prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore"); - - for (var i = 0; i < browsers.length; i++) { - var tabData = { entries: [], index: 0 }; - - var browser = browsers[i]; -+ if(bypass_tor && typeof(browser.__tb_tor_fetched) != "undefined" && -+ browser.__tb_tor_fetched) { -+ //dump("bypassing tor tab\n"); -+ //tabs.push(tabData); -+ continue; -+ } -+ if(bypass_nontor && typeof(browser.__tb_tor_fetched) != "undefined" && -+ !browser.__tb_tor_fetched) { -+ continue; -+ } -+ - if (!browser || !browser.currentURI) { - // can happen when calling this function right after .addTab() - tabs.push(tabData); -@@ -801,6 +816,7 @@ - - if (history && browser.parentNode.__SS_data && browser.parentNode.__SS_data.entries[history.index]) { - tabData = browser.parentNode.__SS_data; -+ if(!tabData) continue; - tabData.index = history.index + 1; - } - else if (history && history.count > 0) { -@@ -991,7 +1007,7 @@ - Array.forEach(aWindow.getBrowser().browsers, function(aBrowser, aIx) { - try { - var tabData = this._windows[aWindow.__SSi].tabs[aIx]; -- if (tabData.entries.length == 0 || -+ if (!tabData || tabData.entries.length == 0 || - aBrowser.parentNode.__SS_data && aBrowser.parentNode.__SS_data._tab) - return; // ignore incompletely initialized tabs - -@@ -2183,6 +2199,32 @@ - } - }; - -+const NoModule = { -+ getClassObject: function(aCompMgr, aCID, aIID) { -+ Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; -+ return null; -+ }, -+ registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) { return; }, -+ unregisterSelf: function(aCompMgr, aLocation, aType) { return; }, -+ canUnload: function(aCompMgr) { return true; } -+}; -+ -+ - function NSGetModule(aComMgr, aFileSpec) { -- return SessionStoreModule; -+ var prefs = Components.classes["@mozilla.org/preferences-service;1"] -+ .getService(Components.interfaces.nsIPrefBranch); -+ -+ var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] -+ .getService(Components.interfaces.nsIXULAppInfo); -+ var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] -+ .getService(Components.interfaces.nsIVersionComparator); -+ -+ // Only hook the sessionstore if the pref is enabled and we're firefox 2. -+ if((prefs.getBoolPref("extensions.torbutton.notor_sessionstore") -+ || prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore")) -+ && versionChecker.compare(appInfo.version, "3.0a1") <= 0) { -+ return SessionStoreModule; -+ } else { -+ return NoModule; -+ } - } diff --git a/src/components/nsSessionStore2.js b/src/components/nsSessionStore2.js deleted file mode 100644 index ca8c84c..0000000 --- a/src/components/nsSessionStore2.js +++ /dev/null @@ -1,2233 +0,0 @@ -// Bug 1506 P0: This code is a relic from FF < 3.5 days and can be totally -// ignored. - -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the nsSessionStore component. - * - * The Initial Developer of the Original Code is - * Simon Bünzli zeniko@gmail.com - * - * Portions created by the Initial Developer are Copyright (C) 2006 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * Dietrich Ayala autonome@gmail.com - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -/** - * Session Storage and Restoration - * - * Overview - * This service keeps track of a user's session, storing the various bits - * required to return the browser to it's current state. The relevant data is - * stored in memory, and is periodically saved to disk in a file in the - * profile directory. The service is started at first window load, in - * delayedStartup, and will restore the session from the data received from - * the nsSessionStartup service. - */ - -/* :::::::: Constants and Helpers ::::::::::::::: */ - -const Cc = Components.classes; -const Ci = Components.interfaces; -const Cr = Components.results; - -const CID = Components.ID("{5280606b-2510-4fe0-97ef-9b5a22eafe6b}"); -const CONTRACT_ID = "@mozilla.org/browser/sessionstore;1"; -const CLASS_NAME = "Browser Session Store Service"; - -const STATE_STOPPED = 0; -const STATE_RUNNING = 1; -const STATE_QUITTING = -1; - -const STATE_STOPPED_STR = "stopped"; -const STATE_RUNNING_STR = "running"; - -const PRIVACY_NONE = 0; -const PRIVACY_ENCRYPTED = 1; -const PRIVACY_FULL = 2; - -/* :::::::: Pref Defaults :::::::::::::::::::: */ - -// whether the service is enabled -const DEFAULT_ENABLED = true; - -// minimal interval between two save operations (in milliseconds) -const DEFAULT_INTERVAL = 10000; - -// maximum number of closed tabs remembered (per window) -const DEFAULT_MAX_TABS_UNDO = 10; - -// maximal amount of POSTDATA to be stored (in bytes, -1 = all of it) -const DEFAULT_POSTDATA = 0; - -// on which sites to save text data, POSTDATA and cookies -// (0 = everywhere, 1 = unencrypted sites, 2 = nowhere) -const DEFAULT_PRIVACY_LEVEL = PRIVACY_ENCRYPTED; - -// resume the current session at startup just this once -const DEFAULT_RESUME_SESSION_ONCE = false; - -// resume the current session at startup if it had previously crashed -const DEFAULT_RESUME_FROM_CRASH = true; - -// global notifications observed -const OBSERVING = [ - "domwindowopened", "domwindowclosed", - "quit-application-requested", "quit-application-granted", - "quit-application", "browser:purge-session-history" -]; - -/* -XUL Window properties to (re)store -Restored in restoreDimensions_proxy() -*/ -const WINDOW_ATTRIBUTES = ["width", "height", "screenX", "screenY", "sizemode"]; - -/* -Hideable window features to (re)store -Restored in restoreWindowFeatures() -*/ -const WINDOW_HIDEABLE_FEATURES = [ - "menubar", "toolbar", "locationbar", - "personalbar", "statusbar", "scrollbars" -]; - -/* -docShell capabilities to (re)store -Restored in restoreHistory() -eg: browser.docShell["allow" + aCapability] = false; -*/ -const CAPABILITIES = [ - "Subframes", "Plugins", "Javascript", "MetaRedirects", "Images" -]; - -function debug(aMsg) { - aMsg = ("SessionStore: " + aMsg).replace(/\S{80}/g, "$&\n"); - Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService) - .logStringMessage(aMsg); -} - -/* :::::::: The Service ::::::::::::::: */ - -function SessionStoreService() { -} - -SessionStoreService.prototype = { - - // xul:tab attributes to (re)store (extensions might want to hook in here) - xulAttributes: [], - - // set default load state - _loadState: STATE_STOPPED, - - // minimal interval between two save operations (in milliseconds) - _interval: DEFAULT_INTERVAL, - - // when crash recovery is disabled, session data is not written to disk - _resume_from_crash: DEFAULT_RESUME_FROM_CRASH, - - // time in milliseconds (Date.now()) when the session was last written to file - _lastSaveTime: 0, - - // states for all currently opened windows - _windows: {}, - - // in case the last closed window ain't a navigator:browser one - _lastWindowClosed: null, - - // not-"dirty" windows usually don't need to have their data updated - _dirtyWindows: {}, - - // flag all windows as dirty - _dirty: false, - -/* ........ Global Event Handlers .............. */ - - /** - * Initialize the component - */ - init: function sss_init(aWindow) { - if (!aWindow || this._loadState == STATE_RUNNING) { - // make sure that all browser windows which try to initialize - // SessionStore are really tracked by it - if (aWindow && (!aWindow.__SSi || !this._windows[aWindow.__SSi])) - this.onLoad(aWindow); - return; - } - - this._prefBranch = Cc["@mozilla.org/preferences-service;1"]. - getService(Ci.nsIPrefService).getBranch("browser."); - this._prefBranch.QueryInterface(Ci.nsIPrefBranch2); - - // if the service is disabled, do not init - if (!this._getPref("sessionstore.enabled", DEFAULT_ENABLED)) - return; - - var observerService = Cc["@mozilla.org/observer-service;1"]. - getService(Ci.nsIObserverService); - - OBSERVING.forEach(function(aTopic) { - observerService.addObserver(this, aTopic, true); - }, this); - - // get interval from prefs - used often, so caching/observing instead of fetching on-demand - this._interval = this._getPref("sessionstore.interval", DEFAULT_INTERVAL); - this._prefBranch.addObserver("sessionstore.interval", this, true); - - // get crash recovery state from prefs and allow for proper reaction to state changes - this._resume_from_crash = this._getPref("sessionstore.resume_from_crash", DEFAULT_RESUME_FROM_CRASH); - this._prefBranch.addObserver("sessionstore.resume_from_crash", this, true); - - // observe prefs changes so we can modify stored data to match - this._prefBranch.addObserver("sessionstore.max_tabs_undo", this, true); - - // get file references - var dirService = Cc["@mozilla.org/file/directory_service;1"]. - getService(Ci.nsIProperties); - this._sessionFile = dirService.get("ProfD", Ci.nsILocalFile); - this._sessionFileBackup = this._sessionFile.clone(); - this._sessionFile.append("sessionstore.js"); - this._sessionFileBackup.append("sessionstore.bak"); - - // get string containing session state - var iniString; - try { - var ss = Cc["@mozilla.org/browser/sessionstartup;1"]. - getService(Ci.nsISessionStartup); - if (ss.doRestore()) - iniString = ss.state; - } - catch(ex) { dump(ex + "\n"); } // no state to restore, which is ok - - if (iniString) { - try { - // parse the session state into JS objects - this._initialState = this._safeEval(iniString); - // set bool detecting crash - this._lastSessionCrashed = - this._initialState.session && this._initialState.session.state && - this._initialState.session.state == STATE_RUNNING_STR; - - // restore the features of the first window from localstore.rdf - WINDOW_ATTRIBUTES.forEach(function(aAttr) { - delete this._initialState.windows[0][aAttr]; - }, this); - delete this._initialState.windows[0].hidden; - } - catch (ex) { debug("The session file is invalid: " + ex); } - } - - // if last session crashed, backup the session - if (this._lastSessionCrashed) { - try { - this._writeFile(this._sessionFileBackup, iniString); - } - catch (ex) { } // nothing else we can do here - } - - // remove the session data files if crash recovery is disabled - if (!this._resume_from_crash) - this._clearDisk(); - - // As this is called at delayedStartup, restoration must be initiated here - this.onLoad(aWindow); - }, - - /** - * Called on application shutdown, after notifications: - * quit-application-granted, quit-application - */ - _uninit: function sss_uninit() { - if (this._doResumeSession()) { // save all data for session resuming - this.saveState(true); - } - else { // discard all session related data - this._clearDisk(); - } - // Make sure to break our cycle with the save timer - if (this._saveTimer) { - this._saveTimer.cancel(); - this._saveTimer = null; - } - }, - - /** - * Handle notifications - */ - observe: function sss_observe(aSubject, aTopic, aData) { - // for event listeners - var _this = this; - - switch (aTopic) { - case "domwindowopened": // catch new windows - aSubject.addEventListener("load", function(aEvent) { - aEvent.currentTarget.removeEventListener("load", arguments.callee, false); - _this.onLoad(aEvent.currentTarget); - }, false); - break; - case "domwindowclosed": // catch closed windows - this.onClose(aSubject); - break; - case "quit-application-requested": - // get a current snapshot of all windows - this._forEachBrowserWindow(function(aWindow) { - this._collectWindowData(aWindow); - }); - this._dirtyWindows = []; - this._dirty = false; - break; - case "quit-application-granted": - // freeze the data at what we've got (ignoring closing windows) - this._loadState = STATE_QUITTING; - break; - case "quit-application": - if (aData == "restart") - this._prefBranch.setBoolPref("sessionstore.resume_session_once", true); - this._loadState = STATE_QUITTING; // just to be sure - this._uninit(); - break; - case "browser:purge-session-history": // catch sanitization - this._forEachBrowserWindow(function(aWindow) { - Array.forEach(aWindow.getBrowser().browsers, function(aBrowser) { - delete aBrowser.parentNode.__SS_data; - }); - }); - this._lastWindowClosed = null; - this._clearDisk(); - // also clear all data about closed tabs - for (ix in this._windows) { - this._windows[ix]._closedTabs = []; - } - // give the tabbrowsers a chance to clear their histories first - var win = this._getMostRecentBrowserWindow(); - if (win) - win.setTimeout(function() { _this.saveState(true); }, 0); - else - this.saveState(true); - break; - case "nsPref:changed": // catch pref changes - switch (aData) { - // if the user decreases the max number of closed tabs they want - // preserved update our internal states to match that max - case "sessionstore.max_tabs_undo": - var ix; - for (ix in this._windows) { - this._windows[ix]._closedTabs.splice(this._getPref("sessionstore.max_tabs_undo", DEFAULT_MAX_TABS_UNDO)); - } - break; - case "sessionstore.interval": - this._interval = this._getPref("sessionstore.interval", this._interval); - // reset timer and save - if (this._saveTimer) { - this._saveTimer.cancel(); - this._saveTimer = null; - } - this.saveStateDelayed(null, -1); - break; - case "sessionstore.resume_from_crash": - this._resume_from_crash = this._getPref("sessionstore.resume_from_crash", this._resume_from_crash); - // either create the file with crash recovery information or remove it - // (when _loadState is not STATE_RUNNING, that file is used for session resuming instead) - if (this._resume_from_crash) - this.saveState(true); - else if (this._loadState == STATE_RUNNING) - this._clearDisk(); - break; - } - break; - case "timer-callback": // timer call back for delayed saving - this._saveTimer = null; - this.saveState(); - break; - } - }, - -/* ........ Window Event Handlers .............. */ - - /** - * Implement nsIDOMEventListener for handling various window and tab events - */ - handleEvent: function sss_handleEvent(aEvent) { - switch (aEvent.type) { - case "load": - this.onTabLoad(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "pageshow": - this.onTabLoad(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "input": - this.onTabInput(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "DOMAutoComplete": - this.onTabInput(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "TabOpen": - case "TabClose": - var panelID = aEvent.originalTarget.linkedPanel; - var tabpanel = aEvent.originalTarget.ownerDocument.getElementById(panelID); - if (aEvent.type == "TabOpen") { - this.onTabAdd(aEvent.currentTarget.ownerDocument.defaultView, tabpanel); - } - else { - this.onTabClose(aEvent.currentTarget.ownerDocument.defaultView, aEvent.originalTarget); - this.onTabRemove(aEvent.currentTarget.ownerDocument.defaultView, tabpanel); - } - break; - case "TabSelect": - var tabpanels = aEvent.currentTarget.mPanelContainer; - this.onTabSelect(aEvent.currentTarget.ownerDocument.defaultView, tabpanels); - break; - } - }, - - /** - * If it's the first window load since app start... - * - determine if we're reloading after a crash or a forced-restart - * - restore window state - * - restart downloads - * Set up event listeners for this window's tabs - * @param aWindow - * Window reference - */ - onLoad: function sss_onLoad(aWindow) { - // return if window has already been initialized - if (aWindow && aWindow.__SSi && this._windows[aWindow.__SSi]) - return; - - var _this = this; - - // ignore non-browser windows and windows opened while shutting down - if (aWindow.document.documentElement.getAttribute("windowtype") != "navigator:browser" || - this._loadState == STATE_QUITTING) - return; - - // assign it a unique identifier (timestamp) - aWindow.__SSi = "window" + Date.now(); - - // and create its data object - this._windows[aWindow.__SSi] = { tabs: [], selected: 0, _closedTabs: [] }; - - // perform additional initialization when the first window is loading - if (this._loadState == STATE_STOPPED) { - this._loadState = STATE_RUNNING; - this._lastSaveTime = Date.now(); - - // don't save during the first five seconds - // (until most of the pages have been restored) - this.saveStateDelayed(aWindow, 10000); - - // restore a crashed session resp. resume the last session if requested - if (this._initialState) { - // make sure that the restored tabs are first in the window - this._initialState._firstTabs = true; - this.restoreWindow(aWindow, this._initialState, this._isCmdLineEmpty(aWindow)); - delete this._initialState; - } - - if (this._lastSessionCrashed) { - // restart any interrupted downloads - aWindow.setTimeout(function(){ _this.retryDownloads(aWindow); }, 0); - } - } - - var tabbrowser = aWindow.getBrowser(); - var tabpanels = tabbrowser.mPanelContainer; - - // add tab change listeners to all already existing tabs - for (var i = 0; i < tabpanels.childNodes.length; i++) { - this.onTabAdd(aWindow, tabpanels.childNodes[i], true); - } - // notification of tab add/remove/selection - tabbrowser.addEventListener("TabOpen", this, true); - tabbrowser.addEventListener("TabClose", this, true); - tabbrowser.addEventListener("TabSelect", this, true); - }, - - /** - * On window close... - * - remove event listeners from tabs - * - save all window data - * @param aWindow - * Window reference - */ - onClose: function sss_onClose(aWindow) { - // ignore windows not tracked by SessionStore - if (!aWindow.__SSi || !this._windows[aWindow.__SSi]) { - return; - } - - var tabbrowser = aWindow.getBrowser(); - var tabpanels = tabbrowser.mPanelContainer; - - tabbrowser.removeEventListener("TabOpen", this, true); - tabbrowser.removeEventListener("TabClose", this, true); - tabbrowser.removeEventListener("TabSelect", this, true); - - for (var i = 0; i < tabpanels.childNodes.length; i++) { - this.onTabRemove(aWindow, tabpanels.childNodes[i], true); - } - - if (this._loadState == STATE_RUNNING) { // window not closed during a regular shut-down - // update all window data for a last time - this._collectWindowData(aWindow); - - // preserve this window's data (in case it was the last navigator:browser) - this._lastWindowClosed = this._windows[aWindow.__SSi]; - this._lastWindowClosed.title = aWindow.content.document.title; - this._updateCookies([this._lastWindowClosed]); - - // clear this window from the list - delete this._windows[aWindow.__SSi]; - - // save the state without this window to disk - this.saveStateDelayed(); - } - - delete aWindow.__SSi; - }, - - /** - * set up listeners for a new tab - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aNoNotification - * bool Do not save state if we're updating an existing tab - */ - onTabAdd: function sss_onTabAdd(aWindow, aPanel, aNoNotification) { - aPanel.addEventListener("load", this, true); - aPanel.addEventListener("pageshow", this, true); - aPanel.addEventListener("input", this, true); - aPanel.addEventListener("DOMAutoComplete", this, true); - - if (!aNoNotification) { - this.saveStateDelayed(aWindow); - } - }, - - /** - * remove listeners for a tab - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aNoNotification - * bool Do not save state if we're updating an existing tab - */ - onTabRemove: function sss_onTabRemove(aWindow, aPanel, aNoNotification) { - aPanel.removeEventListener("load", this, true); - aPanel.removeEventListener("pageshow", this, true); - aPanel.removeEventListener("input", this, true); - aPanel.removeEventListener("DOMAutoComplete", this, true); - - delete aPanel.__SS_data; - delete aPanel.__SS_text; - - if (!aNoNotification) { - this.saveStateDelayed(aWindow); - } - }, - - /** - * When a tab closes, collect it's properties - * @param aWindow - * Window reference - * @param aTab - * TabPanel reference - */ - onTabClose: function sss_onTabClose(aWindow, aTab) { - // don't update our internal state if we don't have to - if (this._getPref("sessionstore.max_tabs_undo", DEFAULT_MAX_TABS_UNDO) == 0) { - return; - } - - // make sure that the tab related data is up-to-date - this._saveWindowHistory(aWindow); - this._updateTextAndScrollData(aWindow); - - // store closed-tab data for undo - var tabState = this._windows[aWindow.__SSi].tabs[aTab._tPos]; - if (tabState && (tabState.entries.length > 1 || - tabState.entries[0].url != "about:blank")) { - this._windows[aWindow.__SSi]._closedTabs.unshift({ - state: tabState, - title: aTab.getAttribute("label"), - pos: aTab._tPos - }); - var maxTabsUndo = this._getPref("sessionstore.max_tabs_undo", DEFAULT_MAX_TABS_UNDO); - var length = this._windows[aWindow.__SSi]._closedTabs.length; - if (length > maxTabsUndo) - this._windows[aWindow.__SSi]._closedTabs.splice(maxTabsUndo, length - maxTabsUndo); - } - }, - - /** - * When a tab loads, save state. - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aEvent - * Event obj - */ - onTabLoad: function sss_onTabLoad(aWindow, aPanel, aEvent) { - // react on "load" and solitary "pageshow" events (the first "pageshow" - // following "load" is too late for deleting the data caches) - if (aEvent.type != "load" && !aEvent.persisted) { - return; - } - - delete aPanel.__SS_data; - delete aPanel.__SS_text; - this.saveStateDelayed(aWindow); - }, - - /** - * Called when a tabpanel sends the "input" notification - * stores textarea data - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aEvent - * Event obj - */ - onTabInput: function sss_onTabInput(aWindow, aPanel, aEvent) { - if (this._saveTextData(aPanel, aEvent.originalTarget)) { - this.saveStateDelayed(aWindow, 3000); - } - }, - - /** - * When a tab is selected, save session data - * @param aWindow - * Window reference - * @param aPanels - * TabPanel reference - */ - onTabSelect: function sss_onTabSelect(aWindow, aPanels) { - if (this._loadState == STATE_RUNNING) { - this._windows[aWindow.__SSi].selected = aPanels.selectedIndex; - this.saveStateDelayed(aWindow); - } - }, - -/* ........ nsISessionStore API .............. */ - - getBrowserState: function sss_getBrowserState() { - return this._toJSONString(this._getCurrentState()); - }, - - setBrowserState: function sss_setBrowserState(aState) { - var window = this._getMostRecentBrowserWindow(); - if (!window) { - this._openWindowWithState("(" + aState + ")"); - return; - } - - // close all other browser windows - this._forEachBrowserWindow(function(aWindow) { - if (aWindow != window) { - aWindow.close(); - } - }); - - // restore to the given state - this.restoreWindow(window, "(" + aState + ")", true); - }, - - getWindowState: function sss_getWindowState(aWindow) { - return this._toJSONString(this._getWindowState(aWindow)); - }, - - setWindowState: function sss_setWindowState(aWindow, aState, aOverwrite) { - this.restoreWindow(aWindow, "(" + aState + ")", aOverwrite); - }, - - getClosedTabCount: function sss_getClosedTabCount(aWindow) { - return this._windows[aWindow.__SSi]._closedTabs.length; - }, - - closedTabNameAt: function sss_closedTabNameAt(aWindow, aIx) { - var tabs = this._windows[aWindow.__SSi]._closedTabs; - - return aIx in tabs ? tabs[aIx].title : null; - }, - - getClosedTabData: function sss_getClosedTabDataAt(aWindow) { - return this._toJSONString(this._windows[aWindow.__SSi]._closedTabs); - }, - - undoCloseTab: function sss_undoCloseTab(aWindow, aIndex) { - var closedTabs = this._windows[aWindow.__SSi]._closedTabs; - - // default to the most-recently closed tab - aIndex = aIndex || 0; - - if (aIndex in closedTabs) { - var browser = aWindow.getBrowser(); - - // fetch the data of closed tab, while removing it from the array - var closedTab = closedTabs.splice(aIndex, 1).shift(); - var closedTabState = closedTab.state; - - // create a new tab - closedTabState._tab = browser.addTab(); - - // restore the tab's position - browser.moveTabTo(closedTabState._tab, closedTab.pos); - - // restore tab content - this.restoreHistoryPrecursor(aWindow, [closedTabState], 1, 0, 0); - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - getWindowValue: function sss_getWindowValue(aWindow, aKey) { - if (aWindow.__SSi) { - var data = this._windows[aWindow.__SSi].extData || {}; - return data[aKey] || ""; - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - setWindowValue: function sss_setWindowValue(aWindow, aKey, aStringValue) { - if (aWindow.__SSi) { - if (!this._windows[aWindow.__SSi].extData) { - this._windows[aWindow.__SSi].extData = {}; - } - this._windows[aWindow.__SSi].extData[aKey] = aStringValue; - this.saveStateDelayed(aWindow); - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - deleteWindowValue: function sss_deleteWindowValue(aWindow, aKey) { - if (this._windows[aWindow.__SSi].extData[aKey]) - delete this._windows[aWindow.__SSi].extData[aKey]; - else - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - }, - - getTabValue: function sss_getTabValue(aTab, aKey) { - var data = aTab.__SS_extdata || {}; - return data[aKey] || ""; - }, - - setTabValue: function sss_setTabValue(aTab, aKey, aStringValue) { - if (!aTab.__SS_extdata) { - aTab.__SS_extdata = {}; - } - aTab.__SS_extdata[aKey] = aStringValue; - this.saveStateDelayed(aTab.ownerDocument.defaultView); - }, - - deleteTabValue: function sss_deleteTabValue(aTab, aKey) { - if (aTab.__SS_extdata[aKey]) - delete aTab.__SS_extdata[aKey]; - else - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - }, - - - persistTabAttribute: function sss_persistTabAttribute(aName) { - this.xulAttributes.push(aName); - this.saveStateDelayed(); - }, - -/* ........ Saving Functionality .............. */ - - /** - * Store all session data for a window - * @param aWindow - * Window reference - */ - _saveWindowHistory: function sss_saveWindowHistory(aWindow) { - var tabbrowser = aWindow.getBrowser(); - var browsers = tabbrowser.browsers; - var tabs = this._windows[aWindow.__SSi].tabs = []; - this._windows[aWindow.__SSi].selected = 0; - var prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - var bypass_tor = prefs.getBoolPref("extensions.torbutton.notor_sessionstore"); - var bypass_nontor = prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore"); - - for (var i = 0; i < browsers.length; i++) { - var tabData = { entries: [], index: 0 }; - - var browser = browsers[i]; - if(bypass_tor && typeof(browser.__tb_tor_fetched) != "undefined" && - browser.__tb_tor_fetched) { - //dump("bypassing tor tab\n"); - //tabs.push(tabData); - continue; - } - if(bypass_nontor && typeof(browser.__tb_tor_fetched) != "undefined" && - !browser.__tb_tor_fetched) { - continue; - } - - if (!browser || !browser.currentURI) { - // can happen when calling this function right after .addTab() - tabs.push(tabData); - continue; - } - else if (browser.parentNode.__SS_data && browser.parentNode.__SS_data._tab) { - // use the data to be restored when the tab hasn't been completely loaded - tabs.push(browser.parentNode.__SS_data); - continue; - } - var history = null; - - try { - history = browser.sessionHistory; - } - catch (ex) { } // this could happen if we catch a tab during (de)initialization - - if (history && browser.parentNode.__SS_data && browser.parentNode.__SS_data.entries[history.index]) { - tabData = browser.parentNode.__SS_data; - if(!tabData) continue; - tabData.index = history.index + 1; - } - else if (history && history.count > 0) { - for (var j = 0; j < history.count; j++) { - tabData.entries.push(this._serializeHistoryEntry(history.getEntryAtIndex(j, false))); - } - tabData.index = history.index + 1; - - browser.parentNode.__SS_data = tabData; - } - else { - tabData.entries[0] = { url: browser.currentURI.spec }; - tabData.index = 1; - } - tabData.zoom = browser.markupDocumentViewer.textZoom; - - var disallow = CAPABILITIES.filter(function(aCapability) { - return !browser.docShell["allow" + aCapability]; - }); - tabData.disallow = disallow.join(","); - - var _this = this; - var xulattr = Array.filter(tabbrowser.mTabs[i].attributes, function(aAttr) { - return (_this.xulAttributes.indexOf(aAttr.name) > -1); - }).map(function(aAttr) { - return aAttr.name + "=" + encodeURI(aAttr.value); - }); - tabData.xultab = xulattr.join(" "); - - tabData.extData = tabbrowser.mTabs[i].__SS_extdata || null; - - tabs.push(tabData); - - if (browser == tabbrowser.selectedBrowser) { - this._windows[aWindow.__SSi].selected = i + 1; - } - } - }, - - /** - * Get an object that is a serialized representation of a History entry - * Used for data storage - * @param aEntry - * nsISHEntry instance - * @returns object - */ - _serializeHistoryEntry: function sss_serializeHistoryEntry(aEntry) { - var entry = { url: aEntry.URI.spec, children: [] }; - - if (aEntry.title && aEntry.title != entry.url) { - entry.title = aEntry.title; - } - if (aEntry.isSubFrame) { - entry.subframe = true; - } - if (!(aEntry instanceof Ci.nsISHEntry)) { - return entry; - } - - var cacheKey = aEntry.cacheKey; - if (cacheKey && cacheKey instanceof Ci.nsISupportsPRUint32) { - entry.cacheKey = cacheKey.data; - } - entry.ID = aEntry.ID; - - var x = {}, y = {}; - aEntry.getScrollPosition(x, y); - entry.scroll = x.value + "," + y.value; - - try { - var prefPostdata = this._getPref("sessionstore.postdata", DEFAULT_POSTDATA); - if (prefPostdata && aEntry.postData && this._checkPrivacyLevel(aEntry.URI.schemeIs("https"))) { - aEntry.postData.QueryInterface(Ci.nsISeekableStream). - seek(Ci.nsISeekableStream.NS_SEEK_SET, 0); - var stream = Cc["@mozilla.org/scriptableinputstream;1"]. - createInstance(Ci.nsIScriptableInputStream); - stream.init(aEntry.postData); - var postdata = stream.read(stream.available()); - if (prefPostdata == -1 || postdata.replace(/^(Content-.*\r\n)+(\r\n)*/, "").length <= prefPostdata) { - entry.postdata = postdata; - } - } - } - catch (ex) { debug(ex); } // POSTDATA is tricky - especially since some extensions don't get it right - - var ownerURI = - (aEntry instanceof Ci.nsISHEntry_MOZILLA_1_8_BRANCH2) ? - aEntry.ownerURI : null; - if (ownerURI) { - entry.ownerURI = ownerURI.spec; - } - - if (!(aEntry instanceof Ci.nsISHContainer)) { - return entry; - } - - for (var i = 0; i < aEntry.childCount; i++) { - var child = aEntry.GetChildAt(i); - if (child) { - entry.children.push(this._serializeHistoryEntry(child)); - } - else { // to maintain the correct frame order, insert a dummy entry - entry.children.push({ url: "about:blank" }); - } - } - - return entry; - }, - - /** - * Updates the current document's cache of user entered text data - * @param aPanel - * TabPanel reference - * @param aTextarea - * HTML content element (without an XPCNativeWrapper applied) - * @returns bool - */ - _saveTextData: function sss_saveTextData(aPanel, aTextarea) { - var wrappedTextarea = XPCNativeWrapper(aTextarea); - var id = wrappedTextarea.id ? "#" + wrappedTextarea.id : - wrappedTextarea.name; - if (!id - || !(wrappedTextarea instanceof Ci.nsIDOMHTMLTextAreaElement - || wrappedTextarea instanceof Ci.nsIDOMHTMLInputElement)) { - return false; // nothing to save - } - - if (!aPanel.__SS_text) { - aPanel.__SS_text = []; - aPanel.__SS_text._refs = []; - } - - // get the index of the reference to the text element - var ix = aPanel.__SS_text._refs.indexOf(aTextarea); - if (ix == -1) { - // we haven't registered this text element yet - do so now - aPanel.__SS_text._refs.push(aTextarea); - ix = aPanel.__SS_text.length; - } - else if (!aPanel.__SS_text[ix].cache) { - // we've already marked this text element for saving (the cache is - // added during save operations and would have to be updated here) - return false; - } - - // determine the frame we're in and encode it into the textarea's ID - var content = wrappedTextarea.ownerDocument.defaultView; - while (content != content.top) { - var frames = content.parent.frames; - for (var i = 0; i < frames.length && frames[i] != content; i++); - id = i + "|" + id; - content = content.parent; - } - - // mark this element for saving - aPanel.__SS_text[ix] = { id: id, element: wrappedTextarea }; - - return true; - }, - - /** - * go through all frames and store the current scroll positions - * and innerHTML content of WYSIWYG editors - * @param aWindow - * Window reference - */ - _updateTextAndScrollData: function sss_updateTextAndScrollData(aWindow) { - var _this = this; - function updateRecursively(aContent, aData) { - for (var i = 0; i < aContent.frames.length; i++) { - if (aData.children && aData.children[i]) { - updateRecursively(aContent.frames[i], aData.children[i]); - } - } - // designMode is undefined e.g. for XUL documents (as about:config) - var isHTTPS = _this._getURIFromString((aContent.parent || aContent). - document.location.href).schemeIs("https"); - if ((aContent.document.designMode || "") == "on" && _this._checkPrivacyLevel(isHTTPS)) { - if (aData.innerHTML == undefined) { - // we get no "input" events from iframes - listen for keypress here - aContent.addEventListener("keypress", function(aEvent) { _this.saveStateDelayed(aWindow, 3000); }, true); - } - aData.innerHTML = aContent.document.body.innerHTML; - } - aData.scroll = aContent.scrollX + "," + aContent.scrollY; - } - - Array.forEach(aWindow.getBrowser().browsers, function(aBrowser, aIx) { - try { - var tabData = this._windows[aWindow.__SSi].tabs[aIx]; - if (!tabData || tabData.entries.length == 0 || - aBrowser.parentNode.__SS_data && aBrowser.parentNode.__SS_data._tab) - return; // ignore incompletely initialized tabs - - var text = []; - if (aBrowser.parentNode.__SS_text && this._checkPrivacyLevel(aBrowser.currentURI.schemeIs("https"))) { - for (var ix = aBrowser.parentNode.__SS_text.length - 1; ix >= 0; ix--) { - var data = aBrowser.parentNode.__SS_text[ix]; - if (!data.cache) { - // update the text element's value before adding it to the data structure - data.cache = encodeURI(data.element.value); - } - text.push(data.id + "=" + data.cache); - } - } - if (aBrowser.currentURI.spec == "about:config") { - text = ["#textbox=" + encodeURI(aBrowser.contentDocument.getElementById("textbox").wrappedJSObject.value)]; - } - tabData.text = text.join(" "); - - updateRecursively(XPCNativeWrapper(aBrowser.contentWindow), tabData.entries[tabData.index - 1]); - } - catch (ex) { debug(ex); } // get as much data as possible, ignore failures (might succeed the next time) - }, this); - }, - - /** - * store all hosts for a URL - * @param aWindow - * Window reference - */ - _updateCookieHosts: function sss_updateCookieHosts(aWindow) { - var hosts = this._windows[aWindow.__SSi]._hosts = {}; - - // get all possible subdomain levels for a given URL - var _this = this; - function extractHosts(aEntry) { - if (/^https?://(?:[^@/\s]+@)?([\w.-]+)/.test(aEntry.url) && - !hosts[RegExp.$1] && _this._checkPrivacyLevel(_this._getURIFromString(aEntry.url).schemeIs("https"))) { - var host = RegExp.$1; - var ix; - for (ix = host.indexOf(".") + 1; ix; ix = host.indexOf(".", ix) + 1) { - hosts[host.substr(ix)] = true; - } - hosts[host] = true; - } - if (aEntry.children) { - aEntry.children.forEach(extractHosts); - } - } - - this._windows[aWindow.__SSi].tabs.forEach(function(aTabData) { - if (aTabData.entries instanceof Array) // cf. bug 402349 - aTabData.entries.forEach(extractHosts); - }); - }, - - /** - * Serialize cookie data - * @param aWindows - * array of Window references - */ - _updateCookies: function sss_updateCookies(aWindows) { - var cookiesEnum = Cc["@mozilla.org/cookiemanager;1"]. - getService(Ci.nsICookieManager).enumerator; - // collect the cookies per window - for (var i = 0; i < aWindows.length; i++) { - aWindows[i].cookies = { count: 0 }; - } - - var _this = this; - while (cookiesEnum.hasMoreElements()) { - var cookie = cookiesEnum.getNext().QueryInterface(Ci.nsICookie2); - if (cookie.isSession && cookie.host) { - var url = "", value = ""; - aWindows.forEach(function(aWindow) { - if (aWindow._hosts && aWindow._hosts[cookie.rawHost]) { - // make sure to construct URL and value only once per cookie - if (!url) { - var url = "http" + (cookie.isSecure ? "s" : "") + "://" + cookie.host + (cookie.path || "").replace(/^(?!/)/, "/"); - if (_this._checkPrivacyLevel(cookie.isSecure)) { - value = (cookie.name || "name") + "=" + (cookie.value || "") + ";"; - value += cookie.isDomain ? "domain=" + cookie.rawHost + ";" : ""; - value += cookie.path ? "path=" + cookie.path + ";" : ""; - value += cookie.isSecure ? "secure;" : ""; - value += cookie.isHttpOnly ? "httponly;" : ""; - } - } - if (value) { - // in order to not unnecessarily bloat the session file, - // all window cookies are saved into one JS object - var cookies = aWindow.cookies; - cookies["domain" + ++cookies.count] = url; - cookies["value" + cookies.count] = value; - } - } - }); - } - } - - // don't include empty cookie sections - for (i = 0; i < aWindows.length; i++) { - if (aWindows[i].cookies.count == 0) { - delete aWindows[i].cookies; - } - } - }, - - /** - * Store window dimensions, visibility, sidebar - * @param aWindow - * Window reference - */ - _updateWindowFeatures: function sss_updateWindowFeatures(aWindow) { - var winData = this._windows[aWindow.__SSi]; - - WINDOW_ATTRIBUTES.forEach(function(aAttr) { - winData[aAttr] = this._getWindowDimension(aWindow, aAttr); - }, this); - - winData.hidden = WINDOW_HIDEABLE_FEATURES.filter(function(aItem) { - return aWindow[aItem] && !aWindow[aItem].visible; - }).join(","); - - winData.sidebar = aWindow.document.getElementById("sidebar-box").getAttribute("sidebarcommand"); - }, - - /** - * serialize session data as Ini-formatted string - * @returns string - */ - _getCurrentState: function sss_getCurrentState() { - var activeWindow = this._getMostRecentBrowserWindow(); - - if (this._loadState == STATE_RUNNING) { - // update the data for all windows with activities since the last save operation - this._forEachBrowserWindow(function(aWindow) { - if (this._dirty || this._dirtyWindows[aWindow.__SSi] || aWindow == activeWindow) { - this._collectWindowData(aWindow); - } - else { // always update the window features (whose change alone never triggers a save operation) - this._updateWindowFeatures(aWindow); - } - }, this); - this._dirtyWindows = []; - this._dirty = false; - } - - // collect the data for all windows - var total = [], windows = []; - var ix; - for (ix in this._windows) { - total.push(this._windows[ix]); - windows.push(ix); - } - this._updateCookies(total); - - // make sure that the current window is restored first - var ix = activeWindow ? windows.indexOf(activeWindow.__SSi || "") : -1; - if (ix > 0) { - total.unshift(total.splice(ix, 1)[0]); - } - - // if no browser window remains open, return the state of the last closed window - if (total.length == 0 && this._lastWindowClosed) { - total.push(this._lastWindowClosed); - } - - return { windows: total }; - }, - - /** - * serialize session data for a window - * @param aWindow - * Window reference - * @returns string - */ - _getWindowState: function sss_getWindowState(aWindow) { - if (this._loadState == STATE_RUNNING) { - this._collectWindowData(aWindow); - } - - var total = [this._windows[aWindow.__SSi]]; - this._updateCookies(total); - - return { windows: total }; - }, - - _collectWindowData: function sss_collectWindowData(aWindow) { - // update the internal state data for this window - this._saveWindowHistory(aWindow); - this._updateTextAndScrollData(aWindow); - this._updateCookieHosts(aWindow); - this._updateWindowFeatures(aWindow); - - this._dirtyWindows[aWindow.__SSi] = false; - }, - -/* ........ Restoring Functionality .............. */ - - /** - * restore features to a single window - * @param aWindow - * Window reference - * @param aState - * JS object or its eval'able source - * @param aOverwriteTabs - * bool overwrite existing tabs w/ new ones - */ - restoreWindow: function sss_restoreWindow(aWindow, aState, aOverwriteTabs) { - // initialize window if necessary - if (aWindow && (!aWindow.__SSi || !this._windows[aWindow.__SSi])) - this.onLoad(aWindow); - - try { - var root = typeof aState == "string" ? this._safeEval(aState) : aState; - if (!root.windows[0]) { - return; // nothing to restore - } - } - catch (ex) { // invalid state object - don't restore anything - debug(ex); - return; - } - - var winData; - // open new windows for all further window entries of a multi-window session - // (unless they don't contain any tab data) - for (var w = 1; w < root.windows.length; w++) { - winData = root.windows[w]; - if (winData && winData.tabs && winData.tabs[0]) { - this._openWindowWithState({ windows: [winData], opener: aWindow }); - } - } - - winData = root.windows[0]; - if (!winData.tabs) { - winData.tabs = []; - } - - var tabbrowser = aWindow.getBrowser(); - var openTabCount = aOverwriteTabs ? tabbrowser.browsers.length : -1; - var newTabCount = winData.tabs.length; - - for (var t = 0; t < newTabCount; t++) { - winData.tabs[t]._tab = t < openTabCount ? tabbrowser.mTabs[t] : tabbrowser.addTab(); - // when resuming at startup: add additionally requested pages to the end - if (!aOverwriteTabs && root._firstTabs) { - tabbrowser.moveTabTo(winData.tabs[t]._tab, t); - } - } - - // when overwriting tabs, remove all superflous ones - for (t = openTabCount - 1; t >= newTabCount; t--) { - tabbrowser.removeTab(tabbrowser.mTabs[t]); - } - - if (aOverwriteTabs) { - this.restoreWindowFeatures(aWindow, winData, root.opener || null); - } - if (winData.cookies) { - this.restoreCookies(winData.cookies); - } - if (winData.extData) { - if (!this._windows[aWindow.__SSi].extData) { - this._windows[aWindow.__SSi].extData = {} - } - for (var key in winData.extData) { - this._windows[aWindow.__SSi].extData[key] = winData.extData[key]; - } - } - if (winData._closedTabs && (root._firstTabs || aOverwriteTabs)) { - //XXXzeniko remove the slice call as soon as _closedTabs instanceof Array - this._windows[aWindow.__SSi]._closedTabs = winData._closedTabs.slice(); - } - - this.restoreHistoryPrecursor(aWindow, winData.tabs, (aOverwriteTabs ? - (parseInt(winData.selected) || 1) : 0), 0, 0); - }, - - /** - * Manage history restoration for a window - * @param aTabs - * Array of tab data - * @param aCurrentTabs - * Array of tab references - * @param aSelectTab - * Index of selected tab - * @param aCount - * Counter for number of times delaying b/c browser or history aren't ready - */ - restoreHistoryPrecursor: function sss_restoreHistoryPrecursor(aWindow, aTabs, aSelectTab, aIx, aCount) { - var tabbrowser = aWindow.getBrowser(); - - // make sure that all browsers and their histories are available - // - if one's not, resume this check in 100ms (repeat at most 10 times) - for (var t = aIx; t < aTabs.length; t++) { - try { - if (!tabbrowser.getBrowserForTab(aTabs[t]._tab).webNavigation.sessionHistory) { - throw new Error(); - } - } - catch (ex) { // in case browser or history aren't ready yet - if (aCount < 10) { - var restoreHistoryFunc = function(self) { - self.restoreHistoryPrecursor(aWindow, aTabs, aSelectTab, aIx, aCount + 1); - } - aWindow.setTimeout(restoreHistoryFunc, 100, this); - return; - } - } - } - - // mark the tabs as loading - for (t = 0; t < aTabs.length; t++) { - if (!aTabs[t].entries || !aTabs[t].entries[0]) - continue; // there won't be anything to load - - var tab = aTabs[t]._tab; - var browser = tabbrowser.getBrowserForTab(tab); - browser.stop(); // in case about:blank isn't done yet - - tab.setAttribute("busy", "true"); - tabbrowser.updateIcon(tab); - tabbrowser.setTabTitleLoading(tab); - - // keep the data around to prevent dataloss in case - // a tab gets closed before it's been properly restored - browser.parentNode.__SS_data = aTabs[t]; - } - - // make sure to restore the selected tab first (if any) - if (aSelectTab-- && aTabs[aSelectTab]) { - aTabs.unshift(aTabs.splice(aSelectTab, 1)[0]); - tabbrowser.selectedTab = aTabs[0]._tab; - } - - this.restoreHistory(aWindow, aTabs); - }, - - /** - * Restory history for a window - * @param aWindow - * Window reference - * @param aTabs - * Array of tab data - * @param aCurrentTabs - * Array of tab references - * @param aSelectTab - * Index of selected tab - */ - restoreHistory: function sss_restoreHistory(aWindow, aTabs, aIdMap) { - var _this = this; - while (aTabs.length > 0 && (!aTabs[0]._tab || !aTabs[0]._tab.parentNode)) { - aTabs.shift(); // this tab got removed before being completely restored - } - if (aTabs.length == 0) { - return; // no more tabs to restore - } - - var tabData = aTabs.shift(); - - // helper hash for ensuring unique frame IDs - var idMap = { used: {} }; - - var tab = tabData._tab; - var browser = aWindow.getBrowser().getBrowserForTab(tab); - var history = browser.webNavigation.sessionHistory; - - if (history.count > 0) { - history.PurgeHistory(history.count); - } - history.QueryInterface(Ci.nsISHistoryInternal); - - if (!tabData.entries) { - tabData.entries = []; - } - if (tabData.extData) { - tab.__SS_extdata = tabData.extData; - } - - browser.markupDocumentViewer.textZoom = parseFloat(tabData.zoom || 1); - - for (var i = 0; i < tabData.entries.length; i++) { - history.addEntry(this._deserializeHistoryEntry(tabData.entries[i], idMap), true); - } - - // make sure to reset the capabilities and attributes, in case this tab gets reused - var disallow = (tabData.disallow)?tabData.disallow.split(","):[]; - CAPABILITIES.forEach(function(aCapability) { - browser.docShell["allow" + aCapability] = disallow.indexOf(aCapability) == -1; - }); - Array.filter(tab.attributes, function(aAttr) { - return (_this.xulAttributes.indexOf(aAttr.name) > -1); - }).forEach(tab.removeAttribute, tab); - if (tabData.xultab) { - tabData.xultab.split(" ").forEach(function(aAttr) { - if (/^([^\s=]+)=(.*)/.test(aAttr)) { - tab.setAttribute(RegExp.$1, decodeURI(RegExp.$2)); - } - }); - } - - // notify the tabbrowser that the tab chrome has been restored - var event = aWindow.document.createEvent("Events"); - event.initEvent("SSTabRestoring", true, false); - tab.dispatchEvent(event); - - var activeIndex = (tabData.index || tabData.entries.length) - 1; - try { - browser.webNavigation.gotoIndex(activeIndex); - } - catch (ex) { } // ignore an invalid tabData.index - - // restore those aspects of the currently active documents - // which are not preserved in the plain history entries - // (mainly scroll state and text data) - browser.__SS_restore_data = tabData.entries[activeIndex] || {}; - browser.__SS_restore_text = tabData.text || ""; - browser.__SS_restore_tab = tab; - browser.__SS_restore = this.restoreDocument_proxy; - browser.addEventListener("load", browser.__SS_restore, true); - - aWindow.setTimeout(function(){ _this.restoreHistory(aWindow, aTabs, aIdMap); }, 0); - }, - - /** - * expands serialized history data into a session-history-entry instance - * @param aEntry - * Object containing serialized history data for a URL - * @param aIdMap - * Hash for ensuring unique frame IDs - * @returns nsISHEntry - */ - _deserializeHistoryEntry: function sss_deserializeHistoryEntry(aEntry, aIdMap) { - var shEntry = Cc["@mozilla.org/browser/session-history-entry;1"]. - createInstance(Ci.nsISHEntry_MOZILLA_1_8_BRANCH2); - - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - shEntry.setURI(ioService.newURI(aEntry.url, null, null)); - shEntry.setTitle(aEntry.title || aEntry.url); - shEntry.setIsSubFrame(aEntry.subframe || false); - shEntry.loadType = Ci.nsIDocShellLoadInfo.loadHistory; - - if (aEntry.cacheKey) { - var cacheKey = Cc["@mozilla.org/supports-PRUint32;1"]. - createInstance(Ci.nsISupportsPRUint32); - cacheKey.data = aEntry.cacheKey; - shEntry.cacheKey = cacheKey; - } - if (aEntry.ID) { - // get a new unique ID for this frame (since the one from the last - // start might already be in use) - var id = aIdMap[aEntry.ID] || 0; - if (!id) { - for (id = Date.now(); aIdMap.used[id]; id++); - aIdMap[aEntry.ID] = id; - aIdMap.used[id] = true; - } - shEntry.ID = id; - } - - var scrollPos = (aEntry.scroll || "0,0").split(","); - scrollPos = [parseInt(scrollPos[0]) || 0, parseInt(scrollPos[1]) || 0]; - shEntry.setScrollPosition(scrollPos[0], scrollPos[1]); - - if (aEntry.postdata) { - var stream = Cc["@mozilla.org/io/string-input-stream;1"]. - createInstance(Ci.nsIStringInputStream); - stream.setData(aEntry.postdata, -1); - shEntry.postData = stream; - } - - if (aEntry.ownerURI) { - shEntry.ownerURI = ioService.newURI(aEntry.ownerURI, null, null); - } - - if (aEntry.children && shEntry instanceof Ci.nsISHContainer) { - for (var i = 0; i < aEntry.children.length; i++) { - shEntry.AddChild(this._deserializeHistoryEntry(aEntry.children[i], aIdMap), i); - } - } - - return shEntry; - }, - - /** - * Restore properties to a loaded document - */ - restoreDocument_proxy: function sss_restoreDocument_proxy(aEvent) { - // wait for the top frame to be loaded completely - if (!aEvent || !aEvent.originalTarget || !aEvent.originalTarget.defaultView || aEvent.originalTarget.defaultView != aEvent.originalTarget.defaultView.top) { - return; - } - - var textArray = this.__SS_restore_text ? this.__SS_restore_text.split(" ") : []; - function restoreTextData(aContent, aPrefix) { - textArray.forEach(function(aEntry) { - if (/^((?:\d+|)*)(#?)([^\s=]+)=(.*)$/.test(aEntry) && (!RegExp.$1 || RegExp.$1 == aPrefix)) { - var document = aContent.document; - var node = RegExp.$2 ? document.getElementById(RegExp.$3) : document.getElementsByName(RegExp.$3)[0] || null; - if (node && "value" in node) { - node.value = decodeURI(RegExp.$4); - - var event = document.createEvent("UIEvents"); - event.initUIEvent("input", true, true, aContent, 0); - node.dispatchEvent(event); - } - } - }); - } - - function restoreTextDataAndScrolling(aContent, aData, aPrefix) { - restoreTextData(aContent, aPrefix); - if (aData.innerHTML) { - aContent.setTimeout(function(aHTML) { if (this.document.designMode == "on") { this.document.body.innerHTML = aHTML; } }, 0, aData.innerHTML); - } - if (aData.scroll && /(\d+),(\d+)/.test(aData.scroll)) { - aContent.scrollTo(RegExp.$1, RegExp.$2); - } - for (var i = 0; i < aContent.frames.length; i++) { - if (aData.children && aData.children[i]) { - restoreTextDataAndScrolling(aContent.frames[i], aData.children[i], i + "|" + aPrefix); - } - } - } - - var content = XPCNativeWrapper(aEvent.originalTarget).defaultView; - if (this.currentURI.spec == "about:config") { - // unwrap the document for about:config because otherwise the properties - // of the XBL bindings - as the textbox - aren't accessible (see bug 350718) - content = content.wrappedJSObject; - } - restoreTextDataAndScrolling(content, this.__SS_restore_data, ""); - - // notify the tabbrowser that this document has been completely restored - var event = this.ownerDocument.createEvent("Events"); - event.initEvent("SSTabRestored", true, false); - this.__SS_restore_tab.dispatchEvent(event); - - this.removeEventListener("load", this.__SS_restore, true); - delete this.__SS_restore_data; - delete this.__SS_restore_text; - delete this.__SS_restore_tab; - delete this.__SS_restore; - }, - - /** - * Restore visibility and dimension features to a window - * @param aWindow - * Window reference - * @param aWinData - * Object containing session data for the window - * @param aOpener - * Opening window, for refocusing - */ - restoreWindowFeatures: function sss_restoreWindowFeatures(aWindow, aWinData, aOpener) { - var hidden = (aWinData.hidden)?aWinData.hidden.split(","):[]; - WINDOW_HIDEABLE_FEATURES.forEach(function(aItem) { - aWindow[aItem].visible = hidden.indexOf(aItem) == -1; - }); - - var _this = this; - aWindow.setTimeout(function() { - _this.restoreDimensions_proxy.apply(_this, [aWindow, aOpener, aWinData.width || 0, - aWinData.height || 0, "screenX" in aWinData ? aWinData.screenX : NaN, - "screenY" in aWinData ? aWinData.screenY : NaN, - aWinData.sizemode || "", aWinData.sidebar || ""]); - }, 0); - }, - - /** - * Restore a window's dimensions - * @param aOpener - * Opening window, for refocusing - * @param aWidth - * Window width - * @param aHeight - * Window height - * @param aLeft - * Window left - * @param aTop - * Window top - * @param aSizeMode - * Window size mode (eg: maximized) - * @param aSidebar - * Sidebar command - */ - restoreDimensions_proxy: function sss_restoreDimensions_proxy(aWindow, aOpener, aWidth, aHeight, aLeft, aTop, aSizeMode, aSidebar) { - var win = aWindow; - var _this = this; - function win_(aName) { return _this._getWindowDimension(win, aName); } - - // only modify those aspects which aren't correct yet - if (aWidth && aHeight && (aWidth != win_("width") || aHeight != win_("height"))) { - aWindow.resizeTo(aWidth, aHeight); - } - if (!isNaN(aLeft) && !isNaN(aTop) && (aLeft != win_("screenX") || aTop != win_("screenY"))) { - aWindow.moveTo(aLeft, aTop); - } - if (aSizeMode == "maximized" && win_("sizemode") != "maximized") { - aWindow.maximize(); - } - else if (aSizeMode && aSizeMode != "maximized" && win_("sizemode") != "normal") { - aWindow.restore(); - } - var sidebar = aWindow.document.getElementById("sidebar-box"); - if (sidebar.getAttribute("sidebarcommand") != aSidebar) { - aWindow.toggleSidebar(aSidebar); - } - // since resizing/moving a window brings it to the foreground, - // we might want to re-focus the window which created this one - if (aOpener) { - aOpener.focus(); - } - }, - - /** - * Restores cookies to cookie service - * @param aCookies - * Array of cookie data - */ - restoreCookies: function sss_restoreCookies(aCookies) { - var cookieService = Cc["@mozilla.org/cookieService;1"]. - getService(Ci.nsICookieService); - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - - for (var i = 1; i <= aCookies.count; i++) { - try { - cookieService.setCookieStringFromHttp(ioService.newURI(aCookies["domain" + i], null, null), null, null, aCookies["value" + i] + "expires=0", null, null); - } - catch (ex) { debug(ex); } // don't let a single cookie stop recovering (might happen if a user tried to edit the session file) - } - }, - - /** - * Restart incomplete downloads - * @param aWindow - * Window reference - */ - retryDownloads: function sss_retryDownloads(aWindow) { - var downloadManager = Cc["@mozilla.org/download-manager;1"]. - getService(Ci.nsIDownloadManager); - var rdfService = Cc["@mozilla.org/rdf/rdf-service;1"]. - getService(Ci.nsIRDFService); - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - - var rdfContainer = Cc["@mozilla.org/rdf/container;1"]. - createInstance(Ci.nsIRDFContainer); - var datasource = downloadManager.datasource; - - try { - rdfContainer.Init(datasource, rdfService.GetResource("NC:DownloadsRoot")); - } - catch (ex) { // missing downloads datasource - return; - } - - // iterate through all downloads currently available in the RDF store - // and restart the ones which were in progress before the crash - var downloads = rdfContainer.GetElements(); - while (downloads.hasMoreElements()) { - var download = downloads.getNext().QueryInterface(Ci.nsIRDFResource); - - // restart only if the download's in progress - var node = datasource.GetTarget(download, rdfService.GetResource("http://home.netscape.com/NC-rdf#DownloadState"), true); - if (node) { - node.QueryInterface(Ci.nsIRDFInt); - } - if (!node || node.Value != Ci.nsIDownloadManager.DOWNLOAD_DOWNLOADING) { - continue; - } - - // URL being downloaded - node = datasource.GetTarget(download, rdfService.GetResource("http://home.netscape.com/NC-rdf#URL"), true); - var url = node.QueryInterface(Ci.nsIRDFResource).Value; - - // location where download's being saved - node = datasource.GetTarget(download, rdfService.GetResource("http://home.netscape.com/NC-rdf#File"), true); - - // nsIRDFResource.Value is a string that's a URI; the downloads.rdf from - // which this was created will have a string in one of the following two - // forms, depending on platform: - // - // /home/lumpy/dogtreat.txt - // C:\lumpy\dogtreat.txt - // - // During RDF loading, the string *appears* to be converted to a URL if - // necessary. Strings in the first form are not URLs and are converted to - // file: URLs; strings in the latter form seem to be treated as if they - // already are URLs and thus are not modified. Consequently, on platforms - // where paths aren't URLs, we need to extract the path from the file: - // URL. - // - // See also bug 335725, bug 239948, and bug 349971. - var savedTo = node.QueryInterface(Ci.nsIRDFResource).Value; - try { - var savedToURI = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService). - newURI(savedTo, null, null); - if (savedToURI.schemeIs("file")) - savedTo = savedToURI.path; - } - catch (e) { /* not a URI, assume it was a string of form #1 */ } - - var linkChecker = Cc["@mozilla.org/network/urichecker;1"]. - createInstance(Ci.nsIURIChecker); - linkChecker.init(ioService.newURI(url, null, null)); - linkChecker.loadFlags = Ci.nsIRequest.LOAD_BACKGROUND; - linkChecker.asyncCheck(new AutoDownloader(url, savedTo, aWindow), null); - } - }, - -/* ........ Disk Access .............. */ - - /** - * save state delayed by N ms - * marks window as dirty (i.e. data update can't be skipped) - * @param aWindow - * Window reference - * @param aDelay - * Milliseconds to delay - */ - saveStateDelayed: function sss_saveStateDelayed(aWindow, aDelay) { - if (aWindow) { - this._dirtyWindows[aWindow.__SSi] = true; - } - - if (!this._saveTimer && this._resume_from_crash) { - // interval until the next disk operation is allowed - var minimalDelay = this._lastSaveTime + this._interval - Date.now(); - - // if we have to wait, set a timer, otherwise saveState directly - aDelay = Math.max(minimalDelay, aDelay || 2000); - if (aDelay > 0) { - this._saveTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer); - this._saveTimer.init(this, aDelay, Ci.nsITimer.TYPE_ONE_SHOT); - } - else { - this.saveState(); - } - } - }, - - /** - * save state to disk - * @param aUpdateAll - * Bool update all windows - */ - saveState: function sss_saveState(aUpdateAll) { - // if crash recovery is disabled, only save session resuming information - if (!this._resume_from_crash && this._loadState == STATE_RUNNING) - return; - - this._dirty = aUpdateAll; - var oState = this._getCurrentState(); - oState.session = { state: ((this._loadState == STATE_RUNNING) ? STATE_RUNNING_STR : STATE_STOPPED_STR) }; - this._writeFile(this._sessionFile, oState.toSource()); - this._lastSaveTime = Date.now(); - }, - - /** - * delete session datafile and backup - */ - _clearDisk: function sss_clearDisk() { - if (this._sessionFile.exists()) { - try { - this._sessionFile.remove(false); - } - catch (ex) { dump(ex + '\n'); } // couldn't remove the file - what now? - } - if (this._sessionFileBackup.exists()) { - try { - this._sessionFileBackup.remove(false); - } - catch (ex) { dump(ex + '\n'); } // couldn't remove the file - what now? - } - }, - -/* ........ Auxiliary Functions .............. */ - - /** - * call a callback for all currently opened browser windows - * (might miss the most recent one) - * @param aFunc - * Callback each window is passed to - */ - _forEachBrowserWindow: function sss_forEachBrowserWindow(aFunc) { - var windowMediator = Cc["@mozilla.org/appshell/window-mediator;1"]. - getService(Ci.nsIWindowMediator); - var windowsEnum = windowMediator.getEnumerator("navigator:browser"); - - while (windowsEnum.hasMoreElements()) { - var window = windowsEnum.getNext(); - if (window.__SSi) { - aFunc.call(this, window); - } - } - }, - - /** - * Returns most recent window - * @returns Window reference - */ - _getMostRecentBrowserWindow: function sss_getMostRecentBrowserWindow() { - var windowMediator = Cc["@mozilla.org/appshell/window-mediator;1"]. - getService(Ci.nsIWindowMediator); - return windowMediator.getMostRecentWindow("navigator:browser"); - }, - - /** - * open a new browser window for a given session state - * called when restoring a multi-window session - * @param aState - * Object containing session data - */ - _openWindowWithState: function sss_openWindowWithState(aState) { - - var argString = Cc["@mozilla.org/supports-string;1"]. - createInstance(Ci.nsISupportsString); - argString.data = ""; - - //XXXzeniko shouldn't it be possible to set the window's dimensions here (as feature)? - var window = Cc["@mozilla.org/embedcomp/window-watcher;1"]. - getService(Ci.nsIWindowWatcher). - openWindow(null, this._getPref("chromeURL", null), "_blank", "chrome,dialog=no,all", argString); - - window.__SS_state = aState; - var _this = this; - window.addEventListener("load", function(aEvent) { - aEvent.currentTarget.removeEventListener("load", arguments.callee, true); - _this.restoreWindow(aEvent.currentTarget, aEvent.currentTarget.__SS_state, true, true); - delete aEvent.currentTarget.__SS_state; - }, true); - }, - - /** - * Whether or not to resume session, if not recovering from a crash. - * @returns bool - */ - _doResumeSession: function sss_doResumeSession() { - return this._getPref("startup.page", 1) == 3 || - this._getPref("sessionstore.resume_session_once", DEFAULT_RESUME_SESSION_ONCE); - }, - - /** - * whether the user wants to load any other page at startup - * (except the homepage) - needed for determining whether to overwrite the current tabs - * @returns bool - */ - _isCmdLineEmpty: function sss_isCmdLineEmpty(aWindow) { - var defaultArgs = Cc["@mozilla.org/browser/clh;1"]. - getService(Ci.nsIBrowserHandler).defaultArgs; - if (aWindow.arguments && aWindow.arguments[0] && - aWindow.arguments[0] == defaultArgs) - aWindow.arguments[0] = null; - - return !aWindow.arguments || !aWindow.arguments[0]; - }, - - /** - * don't save sensitive data if the user doesn't want to - * (distinguishes between encrypted and non-encrypted sites) - * @param aIsHTTPS - * Bool is encrypted - * @returns bool - */ - _checkPrivacyLevel: function sss_checkPrivacyLevel(aIsHTTPS) { - return this._getPref("sessionstore.privacy_level", DEFAULT_PRIVACY_LEVEL) < (aIsHTTPS ? PRIVACY_ENCRYPTED : PRIVACY_FULL); - }, - - /** - * on popup windows, the XULWindow's attributes seem not to be set correctly - * we use thus JSDOMWindow attributes for sizemode and normal window attributes - * (and hope for reasonable values when maximized/minimized - since then - * outerWidth/outerHeight aren't the dimensions of the restored window) - * @param aWindow - * Window reference - * @param aAttribute - * String sizemode | width | height | other window attribute - * @returns string - */ - _getWindowDimension: function sss_getWindowDimension(aWindow, aAttribute) { - if (aAttribute == "sizemode") { - switch (aWindow.windowState) { - case aWindow.STATE_MAXIMIZED: - return "maximized"; - case aWindow.STATE_MINIMIZED: - return "minimized"; - default: - return "normal"; - } - } - - var dimension; - switch (aAttribute) { - case "width": - dimension = aWindow.outerWidth; - break; - case "height": - dimension = aWindow.outerHeight; - break; - default: - dimension = aAttribute in aWindow ? aWindow[aAttribute] : ""; - break; - } - - if (aWindow.windowState == aWindow.STATE_NORMAL) { - return dimension; - } - return aWindow.document.documentElement.getAttribute(aAttribute) || dimension; - }, - - /** - * Convenience method to get localized string bundles - * @param aURI - * @returns nsIStringBundle - */ - _getStringBundle: function sss_getStringBundle(aURI) { - var bundleService = Cc["@mozilla.org/intl/stringbundle;1"]. - getService(Ci.nsIStringBundleService); - var appLocale = Cc["@mozilla.org/intl/nslocaleservice;1"]. - getService(Ci.nsILocaleService).getApplicationLocale(); - return bundleService.createBundle(aURI, appLocale); - }, - - /** - * Get nsIURI from string - * @param string - * @returns nsIURI - */ - _getURIFromString: function sss_getURIFromString(aString) { - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - return ioService.newURI(aString, null, null); - }, - - /** - * safe eval'ing - */ - _safeEval: function sss_safeEval(aStr) { - var s = new Components.utils.Sandbox("about:blank"); - return Components.utils.evalInSandbox(aStr, s); - }, - - /** - * Converts a JavaScript object into a JSON string - * (see http://www.json.org/ for the full grammar). - * - * The inverse operation consists of eval("(" + JSON_string + ")"); - * and should be provably safe. - * - * @param aJSObject is the object to be converted - * @return the object's JSON representation - */ - _toJSONString: function sss_toJSONString(aJSObject) { - // these characters have a special escape notation - const charMap = { "\b": "\b", "\t": "\t", "\n": "\n", "\f": "\f", - "\r": "\r", '"': '\"', "\": "\\" }; - // we use a single string builder for efficiency reasons - var parts = []; - - // this recursive function walks through all objects and appends their - // JSON representation to the string builder - function jsonIfy(aObj) { - if (typeof aObj == "boolean") { - parts.push(aObj ? "true" : "false"); - } - else if (typeof aObj == "number" && isFinite(aObj)) { - // there is no representation for infinite numbers or for NaN! - parts.push(aObj.toString()); - } - else if (typeof aObj == "string") { - aObj = aObj.replace(/[\"\x00-\x1F\u0080-\uFFFF]/g, function($0) { - // use the special escape notation if one exists, otherwise - // produce a general unicode escape sequence - return charMap[$0] || - "\u" + ("0000" + $0.charCodeAt(0).toString(16)).slice(-4); - }); - parts.push('"' + aObj + '"') - } - else if (aObj == null) { - parts.push("null"); - } - // if it looks like an array, treat it as such - - // this is required for all arrays from a sandbox - else if (aObj instanceof Array || - typeof aObj == "object" && "length" in aObj && - (aObj.length === 0 || aObj[aObj.length - 1] !== undefined)) { - parts.push("["); - for (var i = 0; i < aObj.length; i++) { - jsonIfy(aObj[i]); - parts.push(","); - } - if (parts[parts.length - 1] == ",") - parts.pop(); // drop the trailing colon - parts.push("]"); - } - else if (typeof aObj == "object") { - parts.push("{"); - for (var key in aObj) { - if (key == "_tab") - continue; // XXXzeniko we might even want to drop all private members - - jsonIfy(key.toString()); - parts.push(":"); - jsonIfy(aObj[key]); - parts.push(","); - } - if (parts[parts.length - 1] == ",") - parts.pop(); // drop the trailing colon - parts.push("}"); - } - else { - throw new Error("No JSON representation for this object!"); - } - } - jsonIfy(aJSObject); - - var newJSONString = parts.join(" "); - // sanity check - so that API consumers can just eval this string - if (/[^,:{}[]0-9.-+Eaeflnr-u \n\r\t]/.test( - newJSONString.replace(/"(\.|[^"\])*"/g, "") - )) - throw new Error("JSON conversion failed unexpectedly!"); - - return newJSONString; - }, - -/* ........ Storage API .............. */ - - /** - * basic pref reader - * @param aName - * @param aDefault - * @param aUseRootBranch - */ - _getPref: function sss_getPref(aName, aDefault) { - var pb = this._prefBranch; - try { - switch (pb.getPrefType(aName)) { - case pb.PREF_STRING: - return pb.getCharPref(aName); - case pb.PREF_BOOL: - return pb.getBoolPref(aName); - case pb.PREF_INT: - return pb.getIntPref(aName); - default: - return aDefault; - } - } - catch(ex) { - return aDefault; - } - }, - - /** - * write file to disk - * @param aFile - * nsIFile - * @param aData - * String data - */ - _writeFile: function sss_writeFile(aFile, aData) { - // init stream - var stream = Cc["@mozilla.org/network/safe-file-output-stream;1"]. - createInstance(Ci.nsIFileOutputStream); - stream.init(aFile, 0x02 | 0x08 | 0x20, 0600, 0); - - // convert to UTF-8 - var converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"]. - createInstance(Ci.nsIScriptableUnicodeConverter); - converter.charset = "UTF-8"; - var convertedData = converter.ConvertFromUnicode(aData); - convertedData += converter.Finish(); - - // write and close stream - stream.write(convertedData, convertedData.length); - if (stream instanceof Ci.nsISafeOutputStream) { - stream.finish(); - } else { - stream.close(); - } - }, - -/* ........ QueryInterface .............. */ - - QueryInterface: function(aIID) { - if (!aIID.equals(Ci.nsISupports) && - !aIID.equals(Ci.nsIObserver) && - !aIID.equals(Ci.nsISupportsWeakReference) && - !aIID.equals(Ci.nsIDOMEventListener) && - !aIID.equals(Ci.nsISessionStore)) { - Components.returnCode = Cr.NS_ERROR_NO_INTERFACE; - return null; - } - - return this; - } -}; - -/* :::::::::: Asynchronous File Downloader :::::::::::::: */ - -function AutoDownloader(aURL, aFilename, aWindow) { - this._URL = aURL; - this._filename = aFilename; - this._window = aWindow; -} - -AutoDownloader.prototype = { - onStartRequest: function(aRequest, aContext) { }, - onStopRequest: function(aRequest, aContext, aStatus) { - if (Components.isSuccessCode(aStatus)) { - var file = - Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsILocalFile); - file.initWithPath(this._filename); - if (file.exists()) { - file.remove(false); - } - - this._window.saveURL(this._URL, this._filename, null, true, true, null); - } - } -}; - -/* :::::::: Service Registration & Initialization ::::::::::::::: */ - -/* ........ nsIModule .............. */ - -const SessionStoreModule = { - - getClassObject: function(aCompMgr, aCID, aIID) { - if (aCID.equals(CID)) { - return SessionStoreFactory; - } - - Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; - return null; - }, - - registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) { - aCompMgr.QueryInterface(Ci.nsIComponentRegistrar); - aCompMgr.registerFactoryLocation(CID, CLASS_NAME, CONTRACT_ID, aFileSpec, aLocation, aType); - - var catMan = Cc["@mozilla.org/categorymanager;1"]. - getService(Ci.nsICategoryManager); - catMan.addCategoryEntry("app-startup", CLASS_NAME, "service," + CONTRACT_ID, true, true); - }, - - unregisterSelf: function(aCompMgr, aLocation, aType) { - aCompMgr.QueryInterface(Ci.nsIComponentRegistrar); - aCompMgr.unregisterFactoryLocation(CID, aLocation); - - var catMan = Cc["@mozilla.org/categorymanager;1"]. - getService(Ci.nsICategoryManager); - catMan.deleteCategoryEntry( "app-startup", "service," + CONTRACT_ID, true); - }, - - canUnload: function(aCompMgr) { - return true; - } -} - -/* ........ nsIFactory .............. */ - -const SessionStoreFactory = { - - createInstance: function(aOuter, aIID) { - if (aOuter != null) { - Components.returnCode = Cr.NS_ERROR_NO_AGGREGATION; - return null; - } - - return (new SessionStoreService()).QueryInterface(aIID); - }, - - lockFactory: function(aLock) { }, - - QueryInterface: function(aIID) { - if (!aIID.equals(Ci.nsISupports) && !aIID.equals(Ci.nsIModule) && - !aIID.equals(Ci.nsIFactory) && !aIID.equals(Ci.nsISessionStore)) { - Components.returnCode = Cr.NS_ERROR_NO_INTERFACE; - return null; - } - - return this; - } -}; - -const NoModule = { - getClassObject: function(aCompMgr, aCID, aIID) { - Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; - return null; - }, - registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) { return; }, - unregisterSelf: function(aCompMgr, aLocation, aType) { return; }, - canUnload: function(aCompMgr) { return true; } -}; - - -function NSGetModule(aComMgr, aFileSpec) { - var prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - - var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); - var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); - - // Only hook the sessionstore if the pref is enabled and we're firefox 2. - if((prefs.getBoolPref("extensions.torbutton.notor_sessionstore") - || prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore")) - && versionChecker.compare(appInfo.version, "3.0a1") <= 0) { - return SessionStoreModule; - } else { - return NoModule; - } -} diff --git a/src/components/nsSessionStore3.diff b/src/components/nsSessionStore3.diff deleted file mode 100644 index 270ffc1..0000000 --- a/src/components/nsSessionStore3.diff +++ /dev/null @@ -1,111 +0,0 @@ ---- nsSessionStore3.js.orig 2009-11-18 17:22:53.000000000 -0800 -+++ nsSessionStore3.js 2009-11-18 17:23:42.000000000 -0800 -@@ -99,9 +99,22 @@ - "Subframes", "Plugins", "Javascript", "MetaRedirects", "Images" - ]; - --// module for JSON conversion (needed for the nsISessionStore API) --Cu.import("resource://gre/modules/JSON.jsm"); --Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -+var is_FF3 = false; -+var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] -+ .getService(Components.interfaces.nsIXULAppInfo); -+var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] -+ .getService(Components.interfaces.nsIVersionComparator); -+ -+if(versionChecker.compare(appInfo.version, "3.0a1") >= 0 -+ && versionChecker.compare(appInfo.version, "3.5a1") <= 0) { -+ is_FF3 = true; -+ // module for JSON conversion (needed for the nsISessionStore API) -+ Cu.import("resource://gre/modules/JSON.jsm"); -+ Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -+} else { -+ is_FF3 = false; -+ var XPCOMUtils = { generateQI: function() { return null; } }; -+} - - function debug(aMsg) { - aMsg = ("SessionStore: " + aMsg).replace(/\S{80}/g, "$&\n"); -@@ -112,6 +125,9 @@ - /* :::::::: The Service ::::::::::::::: */ - - function SessionStoreService() { -+ this.logger = Components.classes["@torproject.org/torbutton-logger;1"] -+ .getService(Components.interfaces.nsISupports).wrappedJSObject; -+ this.logger.log(3, "Component Load: New SessionStoreService @mozilla.org/browser/sessionstore;1"); - } - - SessionStoreService.prototype = { -@@ -862,9 +878,26 @@ - var tabbrowser = aWindow.getBrowser(); - var tabs = tabbrowser.mTabs; - var tabsData = this._windows[aWindow.__SSi].tabs = []; -- -- for (var i = 0; i < tabs.length; i++) -- tabsData.push(this._collectTabData(tabs[i])); -+ var prefs = Components.classes["@mozilla.org/preferences-service;1"] -+ .getService(Components.interfaces.nsIPrefBranch); -+ var bypass_tor = prefs.getBoolPref("extensions.torbutton.notor_sessionstore"); -+ var bypass_nontor = prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore"); -+ -+ for (var i = 0; i < tabs.length; i++) { -+ if(typeof(tabs[i].linkedBrowser.__tb_tor_fetched) != "undefined") { -+ if(bypass_tor && tabs[i].linkedBrowser.__tb_tor_fetched) { -+ this.logger.log(2, "Skipping saving tor tab: "+tabs[i].linkedBrowser.currentURI.spec); -+ continue; -+ } -+ if(bypass_nontor && !tabs[i].linkedBrowser.__tb_tor_fetched) { -+ this.logger.log(2, "Skipping saving non-tor tab: "+tabs[i].linkedBrowser.currentURI.spec); -+ continue; -+ } -+ } -+ this.logger.log(2, "Saving tab: "+tabs[i].linkedBrowser.currentURI.spec); -+ var tabData = this._collectTabData(tabs[i]); -+ if(tabData) tabsData.push(tabData); -+ } - - this._windows[aWindow.__SSi].selected = tabbrowser.mTabBox.selectedIndex + 1; - }, -@@ -897,6 +930,7 @@ - if (history && browser.parentNode.__SS_data && - browser.parentNode.__SS_data.entries[history.index] && !aFullData) { - tabData = browser.parentNode.__SS_data; -+ if(!tabData) return null; - tabData.index = history.index + 1; - } - else if (history && history.count > 0) { -@@ -1114,7 +1148,7 @@ - for (var i = 0; i < browsers.length; i++) { - try { - var tabData = this._windows[aWindow.__SSi].tabs[i]; -- if (tabData.entries.length == 0 || -+ if (!tabData || tabData.entries.length == 0 || - browsers[i].parentNode.__SS_data && browsers[i].parentNode.__SS_data._tab) - continue; // ignore incompletely initialized tabs - this._updateTextAndScrollDataForTab(aWindow, browsers[i], tabData); -@@ -2187,5 +2221,23 @@ - } - }; - --function NSGetModule(aComMgr, aFileSpec) -- XPCOMUtils.generateModule([SessionStoreService]); -+const NoModule = { -+ getClassObject: function(aCompMgr, aCID, aIID) { -+ Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; -+ return null; -+ }, -+ registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) { return; }, -+ unregisterSelf: function(aCompMgr, aLocation, aType) { return; }, -+ canUnload: function(aCompMgr) { return true; } -+}; -+ -+ -+function NSGetModule(aComMgr, aFileSpec) { -+ var prefs = Components.classes["@mozilla.org/preferences-service;1"] -+ .getService(Components.interfaces.nsIPrefBranch); -+ if(is_FF3) { -+ return XPCOMUtils.generateModule([SessionStoreService]); -+ } else { -+ return NoModule; -+ } -+} diff --git a/src/components/nsSessionStore3.js b/src/components/nsSessionStore3.js deleted file mode 100644 index 48886bf..0000000 --- a/src/components/nsSessionStore3.js +++ /dev/null @@ -1,2246 +0,0 @@ -// Bug 1506 P0: This code is a relic from FF < 3.5 days and can be totally -// ignored. - -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the nsSessionStore component. - * - * The Initial Developer of the Original Code is - * Simon Bünzli zeniko@gmail.com - * Portions created by the Initial Developer are Copyright (C) 2006 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * Dietrich Ayala dietrich@mozilla.com - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -/** - * Session Storage and Restoration - * - * Overview - * This service keeps track of a user's session, storing the various bits - * required to return the browser to it's current state. The relevant data is - * stored in memory, and is periodically saved to disk in a file in the - * profile directory. The service is started at first window load, in - * delayedStartup, and will restore the session from the data received from - * the nsSessionStartup service. - */ - -/* :::::::: Constants and Helpers ::::::::::::::: */ - -const Cc = Components.classes; -const Ci = Components.interfaces; -const Cr = Components.results; -const Cu = Components.utils; - -const STATE_STOPPED = 0; -const STATE_RUNNING = 1; -const STATE_QUITTING = -1; -const STATE_DISABLED = -2; - -const STATE_STOPPED_STR = "stopped"; -const STATE_RUNNING_STR = "running"; - -const PRIVACY_NONE = 0; -const PRIVACY_ENCRYPTED = 1; -const PRIVACY_FULL = 2; - -const NOTIFY_WINDOWS_RESTORED = "sessionstore-windows-restored"; - -// global notifications observed -const OBSERVING = [ - "domwindowopened", "domwindowclosed", - "quit-application-requested", "quit-application-granted", - "quit-application", "browser:purge-session-history" -]; - -/* -XUL Window properties to (re)store -Restored in restoreDimensions() -*/ -const WINDOW_ATTRIBUTES = ["width", "height", "screenX", "screenY", "sizemode"]; - -/* -Hideable window features to (re)store -Restored in restoreWindowFeatures() -*/ -const WINDOW_HIDEABLE_FEATURES = [ - "menubar", "toolbar", "locationbar", - "personalbar", "statusbar", "scrollbars" -]; - -/* -docShell capabilities to (re)store -Restored in restoreHistory() -eg: browser.docShell["allow" + aCapability] = false; -*/ -const CAPABILITIES = [ - "Subframes", "Plugins", "Javascript", "MetaRedirects", "Images" -]; - -var is_FF3 = false; -var appInfo = Components.classes["@mozilla.org/xre/app-info;1"] - .getService(Components.interfaces.nsIXULAppInfo); -var versionChecker = Components.classes["@mozilla.org/xpcom/version-comparator;1"] - .getService(Components.interfaces.nsIVersionComparator); - -if(versionChecker.compare(appInfo.version, "3.0a1") >= 0 - && versionChecker.compare(appInfo.version, "3.5a1") <= 0) { - is_FF3 = true; - // module for JSON conversion (needed for the nsISessionStore API) - Cu.import("resource://gre/modules/JSON.jsm"); - Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -} else { - is_FF3 = false; - var XPCOMUtils = { generateQI: function() { return null; } }; -} - -function debug(aMsg) { - aMsg = ("SessionStore: " + aMsg).replace(/\S{80}/g, "$&\n"); - Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService) - .logStringMessage(aMsg); -} - -/* :::::::: The Service ::::::::::::::: */ - -function SessionStoreService() { - this.logger = Components.classes["@torproject.org/torbutton-logger;1"] - .getService(Components.interfaces.nsISupports).wrappedJSObject; - this.logger.log(3, "Component Load: New SessionStoreService @mozilla.org/browser/sessionstore;1"); -} - -SessionStoreService.prototype = { - classDescription: "Browser Session Store Service", - contractID: "@mozilla.org/browser/sessionstore;1", - classID: Components.ID("{5280606b-2510-4fe0-97ef-9b5a22eafe6b}"), - QueryInterface: XPCOMUtils.generateQI([Ci.nsISessionStore, - Ci.nsIDOMEventListener, - Ci.nsIObserver, - Ci.nsISupportsWeakReference]), - - // xul:tab attributes to (re)store (extensions might want to hook in here) - xulAttributes: [], - - // set default load state - _loadState: STATE_STOPPED, - - // minimal interval between two save operations (in milliseconds) - _interval: 10000, - - // when crash recovery is disabled, session data is not written to disk - _resume_from_crash: true, - - // During the initial restore tracks the number of windows yet to be restored - _restoreCount: 0, - - // time in milliseconds (Date.now()) when the session was last written to file - _lastSaveTime: 0, - - // states for all currently opened windows - _windows: {}, - - // in case the last closed window ain't a navigator:browser one - _lastWindowClosed: null, - - // not-"dirty" windows usually don't need to have their data updated - _dirtyWindows: {}, - - // flag all windows as dirty - _dirty: false, - -/* ........ Global Event Handlers .............. */ - - /** - * Initialize the component - */ - init: function sss_init(aWindow) { - if (this._loadState == STATE_DISABLED) - return; - - if (!aWindow || this._loadState == STATE_RUNNING) { - // make sure that all browser windows which try to initialize - // SessionStore are really tracked by it - if (aWindow && (!aWindow.__SSi || !this._windows[aWindow.__SSi])) - this.onLoad(aWindow); - return; - } - - this._prefBranch = Cc["@mozilla.org/preferences-service;1"]. - getService(Ci.nsIPrefService).getBranch("browser."); - this._prefBranch.QueryInterface(Ci.nsIPrefBranch2); - - var observerService = Cc["@mozilla.org/observer-service;1"]. - getService(Ci.nsIObserverService); - - // if the service is disabled, do not init - if (!this._prefBranch.getBoolPref("sessionstore.enabled")) { - // Notify observers that the sessionstore has done everything it is going to. - observerService.notifyObservers(null, NOTIFY_WINDOWS_RESTORED, ""); - // Mark as disabled so we don't even try to initialise again. - this._loadState = STATE_DISABLED; - return; - } - - OBSERVING.forEach(function(aTopic) { - observerService.addObserver(this, aTopic, true); - }, this); - - // get interval from prefs - used often, so caching/observing instead of fetching on-demand - this._interval = this._prefBranch.getIntPref("sessionstore.interval"); - this._prefBranch.addObserver("sessionstore.interval", this, true); - - // get crash recovery state from prefs and allow for proper reaction to state changes - this._resume_from_crash = this._prefBranch.getBoolPref("sessionstore.resume_from_crash"); - this._prefBranch.addObserver("sessionstore.resume_from_crash", this, true); - - // observe prefs changes so we can modify stored data to match - this._prefBranch.addObserver("sessionstore.max_tabs_undo", this, true); - - // get file references - var dirService = Cc["@mozilla.org/file/directory_service;1"]. - getService(Ci.nsIProperties); - this._sessionFile = dirService.get("ProfD", Ci.nsILocalFile); - this._sessionFileBackup = this._sessionFile.clone(); - this._sessionFile.append("sessionstore.js"); - this._sessionFileBackup.append("sessionstore.bak"); - - // get string containing session state - var iniString; - try { - var ss = Cc["@mozilla.org/browser/sessionstartup;1"]. - getService(Ci.nsISessionStartup); - if (ss.doRestore()) - iniString = ss.state; - } - catch(ex) { dump(ex + "\n"); } // no state to restore, which is ok - - if (iniString) { - try { - // parse the session state into JS objects - this._initialState = this._safeEval(iniString); - // set bool detecting crash - this._lastSessionCrashed = - this._initialState.session && this._initialState.session.state && - this._initialState.session.state == STATE_RUNNING_STR; - - // restore the features of the first window from localstore.rdf - WINDOW_ATTRIBUTES.forEach(function(aAttr) { - delete this._initialState.windows[0][aAttr]; - }, this); - delete this._initialState.windows[0].hidden; - } - catch (ex) { debug("The session file is invalid: " + ex); } - } - - // if last session crashed, backup the session - if (this._lastSessionCrashed) { - try { - this._writeFile(this._sessionFileBackup, iniString); - } - catch (ex) { } // nothing else we can do here - } - - // remove the session data files if crash recovery is disabled - if (!this._resume_from_crash) - this._clearDisk(); - - // As this is called at delayedStartup, restoration must be initiated here - this.onLoad(aWindow); - }, - - /** - * Called on application shutdown, after notifications: - * quit-application-granted, quit-application - */ - _uninit: function sss_uninit() { - if (this._doResumeSession()) { // save all data for session resuming - this.saveState(true); - } - else { // discard all session related data - this._clearDisk(); - } - // Make sure to break our cycle with the save timer - if (this._saveTimer) { - this._saveTimer.cancel(); - this._saveTimer = null; - } - }, - - /** - * Handle notifications - */ - observe: function sss_observe(aSubject, aTopic, aData) { - // for event listeners - var _this = this; - - switch (aTopic) { - case "domwindowopened": // catch new windows - aSubject.addEventListener("load", function(aEvent) { - aEvent.currentTarget.removeEventListener("load", arguments.callee, false); - _this.onLoad(aEvent.currentTarget); - }, false); - break; - case "domwindowclosed": // catch closed windows - this.onClose(aSubject); - break; - case "quit-application-requested": - // get a current snapshot of all windows - this._forEachBrowserWindow(function(aWindow) { - this._collectWindowData(aWindow); - }); - this._dirtyWindows = []; - this._dirty = false; - break; - case "quit-application-granted": - // freeze the data at what we've got (ignoring closing windows) - this._loadState = STATE_QUITTING; - break; - case "quit-application": - if (aData == "restart") - this._prefBranch.setBoolPref("sessionstore.resume_session_once", true); - this._loadState = STATE_QUITTING; // just to be sure - this._uninit(); - break; - case "browser:purge-session-history": // catch sanitization - this._forEachBrowserWindow(function(aWindow) { - Array.forEach(aWindow.getBrowser().browsers, function(aBrowser) { - delete aBrowser.parentNode.__SS_data; - }); - }); - this._lastWindowClosed = null; - this._clearDisk(); - // also clear all data about closed tabs - for (ix in this._windows) { - this._windows[ix]._closedTabs = []; - } - // give the tabbrowsers a chance to clear their histories first - var win = this._getMostRecentBrowserWindow(); - if (win) - win.setTimeout(function() { _this.saveState(true); }, 0); - else - this.saveState(true); - break; - case "nsPref:changed": // catch pref changes - switch (aData) { - // if the user decreases the max number of closed tabs they want - // preserved update our internal states to match that max - case "sessionstore.max_tabs_undo": - var ix; - for (ix in this._windows) { - this._windows[ix]._closedTabs.splice(this._prefBranch.getIntPref("sessionstore.max_tabs_undo")); - } - break; - case "sessionstore.interval": - this._interval = this._prefBranch.getIntPref("sessionstore.interval"); - // reset timer and save - if (this._saveTimer) { - this._saveTimer.cancel(); - this._saveTimer = null; - } - this.saveStateDelayed(null, -1); - break; - case "sessionstore.resume_from_crash": - this._resume_from_crash = this._prefBranch.getBoolPref("sessionstore.resume_from_crash"); - // either create the file with crash recovery information or remove it - // (when _loadState is not STATE_RUNNING, that file is used for session resuming instead) - if (this._resume_from_crash) - this.saveState(true); - else if (this._loadState == STATE_RUNNING) - this._clearDisk(); - break; - } - break; - case "timer-callback": // timer call back for delayed saving - this._saveTimer = null; - this.saveState(); - break; - } - }, - -/* ........ Window Event Handlers .............. */ - - /** - * Implement nsIDOMEventListener for handling various window and tab events - */ - handleEvent: function sss_handleEvent(aEvent) { - switch (aEvent.type) { - case "load": - case "pageshow": - this.onTabLoad(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "input": - case "DOMAutoComplete": - this.onTabInput(aEvent.currentTarget.ownerDocument.defaultView, aEvent.currentTarget, aEvent); - break; - case "TabOpen": - case "TabClose": - let target = aEvent.originalTarget; - let panelID = target.linkedPanel; - let ownerDoc = target.ownerDocument; - let bindingParent = ownerDoc.getBindingParent(target); - let tabpanel = - ownerDoc.getAnonymousElementByAttribute(bindingParent, "id", - panelID); - if (aEvent.type == "TabOpen") { - this.onTabAdd(aEvent.currentTarget.ownerDocument.defaultView, tabpanel); - } - else { - this.onTabClose(aEvent.currentTarget.ownerDocument.defaultView, aEvent.originalTarget); - this.onTabRemove(aEvent.currentTarget.ownerDocument.defaultView, tabpanel); - } - break; - case "TabSelect": - var tabpanels = aEvent.currentTarget.mPanelContainer; - this.onTabSelect(aEvent.currentTarget.ownerDocument.defaultView, tabpanels); - break; - } - }, - - /** - * If it's the first window load since app start... - * - determine if we're reloading after a crash or a forced-restart - * - restore window state - * - restart downloads - * Set up event listeners for this window's tabs - * @param aWindow - * Window reference - */ - onLoad: function sss_onLoad(aWindow) { - // return if window has already been initialized - if (aWindow && aWindow.__SSi && this._windows[aWindow.__SSi]) - return; - - // ignore non-browser windows and windows opened while shutting down - if (aWindow.document.documentElement.getAttribute("windowtype") != "navigator:browser" || - this._loadState == STATE_QUITTING) - return; - - // assign it a unique identifier (timestamp) - aWindow.__SSi = "window" + Date.now(); - - // and create its data object - this._windows[aWindow.__SSi] = { tabs: [], selected: 0, _closedTabs: [] }; - - // perform additional initialization when the first window is loading - if (this._loadState == STATE_STOPPED) { - this._loadState = STATE_RUNNING; - this._lastSaveTime = Date.now(); - - // don't save during the first ten seconds - // (until most of the pages have been restored) - this.saveStateDelayed(aWindow, 10000); - - // restore a crashed session resp. resume the last session if requested - if (this._initialState) { - // make sure that the restored tabs are first in the window - this._initialState._firstTabs = true; - this._restoreCount = this._initialState.windows ? this._initialState.windows.length : 0; - this.restoreWindow(aWindow, this._initialState, this._isCmdLineEmpty(aWindow)); - delete this._initialState; - } - else { - // Nothing to restore, notify observers things are complete. - var observerService = Cc["@mozilla.org/observer-service;1"]. - getService(Ci.nsIObserverService); - observerService.notifyObservers(null, NOTIFY_WINDOWS_RESTORED, ""); - } - } - - var tabbrowser = aWindow.getBrowser(); - var tabpanels = tabbrowser.mPanelContainer; - - // add tab change listeners to all already existing tabs - for (var i = 0; i < tabpanels.childNodes.length; i++) { - this.onTabAdd(aWindow, tabpanels.childNodes[i], true); - } - // notification of tab add/remove/selection - tabbrowser.addEventListener("TabOpen", this, true); - tabbrowser.addEventListener("TabClose", this, true); - tabbrowser.addEventListener("TabSelect", this, true); - }, - - /** - * On window close... - * - remove event listeners from tabs - * - save all window data - * @param aWindow - * Window reference - */ - onClose: function sss_onClose(aWindow) { - // ignore windows not tracked by SessionStore - if (!aWindow.__SSi || !this._windows[aWindow.__SSi]) { - return; - } - - if (this.windowToFocus && this.windowToFocus == aWindow) { - delete this.windowToFocus; - } - - var tabbrowser = aWindow.getBrowser(); - var tabpanels = tabbrowser.mPanelContainer; - - tabbrowser.removeEventListener("TabOpen", this, true); - tabbrowser.removeEventListener("TabClose", this, true); - tabbrowser.removeEventListener("TabSelect", this, true); - - if (this._loadState == STATE_RUNNING) { // window not closed during a regular shut-down - // update all window data for a last time - this._collectWindowData(aWindow); - - // preserve this window's data (in case it was the last navigator:browser) - this._lastWindowClosed = this._windows[aWindow.__SSi]; - this._lastWindowClosed.title = aWindow.content.document.title; - this._updateCookies([this._lastWindowClosed]); - - // clear this window from the list - delete this._windows[aWindow.__SSi]; - - // save the state without this window to disk - this.saveStateDelayed(); - } - - for (var i = 0; i < tabpanels.childNodes.length; i++) { - this.onTabRemove(aWindow, tabpanels.childNodes[i], true); - } - - // cache the window state until the window is completely gone - aWindow.__SS_dyingCache = this._windows[aWindow.__SSi] || this._lastWindowClosed; - - // reset the _tab property to avoid keeping the tab's XUL element alive - // longer than we need it - var tabCount = aWindow.__SS_dyingCache.tabs.length; - for (var t = 0; t < tabCount; t++) { - delete aWindow.__SS_dyingCache.tabs[t]._tab; - } - - delete aWindow.__SSi; - }, - - /** - * set up listeners for a new tab - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aNoNotification - * bool Do not save state if we're updating an existing tab - */ - onTabAdd: function sss_onTabAdd(aWindow, aPanel, aNoNotification) { - aPanel.addEventListener("load", this, true); - aPanel.addEventListener("pageshow", this, true); - aPanel.addEventListener("input", this, true); - aPanel.addEventListener("DOMAutoComplete", this, true); - - if (!aNoNotification) { - this.saveStateDelayed(aWindow); - } - }, - - /** - * remove listeners for a tab - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aNoNotification - * bool Do not save state if we're updating an existing tab - */ - onTabRemove: function sss_onTabRemove(aWindow, aPanel, aNoNotification) { - aPanel.removeEventListener("load", this, true); - aPanel.removeEventListener("pageshow", this, true); - aPanel.removeEventListener("input", this, true); - aPanel.removeEventListener("DOMAutoComplete", this, true); - - delete aPanel.__SS_data; - delete aPanel.__SS_text; - - if (!aNoNotification) { - this.saveStateDelayed(aWindow); - } - }, - - /** - * When a tab closes, collect it's properties - * @param aWindow - * Window reference - * @param aTab - * TabPanel reference - */ - onTabClose: function sss_onTabClose(aWindow, aTab) { - // notify the tabbrowser that the tab state will be retrieved for the last time - // (so that extension authors can easily set data on soon-to-be-closed tabs) - var event = aWindow.document.createEvent("Events"); - event.initEvent("SSTabClosing", true, false); - aTab.dispatchEvent(event); - - var maxTabsUndo = this._prefBranch.getIntPref("sessionstore.max_tabs_undo"); - // don't update our internal state if we don't have to - if (maxTabsUndo == 0) { - return; - } - - // make sure that the tab related data is up-to-date - var tabState = this._collectTabData(aTab); - this._updateTextAndScrollDataForTab(aWindow, aTab.linkedBrowser, tabState); - - // reset the _tab property to avoid keeping the tab's XUL element alive - // longer than we need it - delete tabState._tab; - - // store closed-tab data for undo - if (tabState.entries.length > 1 || tabState.entries[0].url != "about:blank") { - this._windows[aWindow.__SSi]._closedTabs.unshift({ - state: tabState, - title: aTab.getAttribute("label"), - image: aTab.getAttribute("image"), - pos: aTab._tPos - }); - var length = this._windows[aWindow.__SSi]._closedTabs.length; - if (length > maxTabsUndo) - this._windows[aWindow.__SSi]._closedTabs.splice(maxTabsUndo, length - maxTabsUndo); - } - }, - - /** - * When a tab loads, save state. - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aEvent - * Event obj - */ - onTabLoad: function sss_onTabLoad(aWindow, aPanel, aEvent) { - // react on "load" and solitary "pageshow" events (the first "pageshow" - // following "load" is too late for deleting the data caches) - if (aEvent.type != "load" && !aEvent.persisted) { - return; - } - - delete aPanel.__SS_data; - delete aPanel.__SS_text; - this.saveStateDelayed(aWindow); - - // attempt to update the current URL we send in a crash report - this._updateCrashReportURL(aWindow); - }, - - /** - * Called when a tabpanel sends the "input" notification - * stores textarea data - * @param aWindow - * Window reference - * @param aPanel - * TabPanel reference - * @param aEvent - * Event obj - */ - onTabInput: function sss_onTabInput(aWindow, aPanel, aEvent) { - if (this._saveTextData(aPanel, aEvent.originalTarget)) { - this.saveStateDelayed(aWindow, 3000); - } - }, - - /** - * When a tab is selected, save session data - * @param aWindow - * Window reference - * @param aPanels - * TabPanel reference - */ - onTabSelect: function sss_onTabSelect(aWindow, aPanels) { - if (this._loadState == STATE_RUNNING) { - this._windows[aWindow.__SSi].selected = aPanels.selectedIndex; - this.saveStateDelayed(aWindow); - - // attempt to update the current URL we send in a crash report - this._updateCrashReportURL(aWindow); - } - }, - -/* ........ nsISessionStore API .............. */ - - getBrowserState: function sss_getBrowserState() { - return this._toJSONString(this._getCurrentState()); - }, - - setBrowserState: function sss_setBrowserState(aState) { - var window = this._getMostRecentBrowserWindow(); - if (!window) { - this._openWindowWithState("(" + aState + ")"); - return; - } - - // close all other browser windows - this._forEachBrowserWindow(function(aWindow) { - if (aWindow != window) { - aWindow.close(); - } - }); - - // restore to the given state - this.restoreWindow(window, "(" + aState + ")", true); - }, - - getWindowState: function sss_getWindowState(aWindow) { - if (!aWindow.__SSi && aWindow.__SS_dyingCache) - return this._toJSONString({ windows: [aWindow.__SS_dyingCache] }); - - return this._toJSONString(this._getWindowState(aWindow)); - }, - - setWindowState: function sss_setWindowState(aWindow, aState, aOverwrite) { - this.restoreWindow(aWindow, "(" + aState + ")", aOverwrite); - }, - - getTabState: function sss_getTabState(aTab) { - var tabState = this._collectTabData(aTab); - - var window = aTab.ownerDocument.defaultView; - this._updateTextAndScrollDataForTab(window, aTab.linkedBrowser, tabState); - - return this._toJSONString(tabState); - }, - - setTabState: function sss_setTabState(aTab, aState) { - var tabState = this._safeEval("(" + aState + ")"); - if (!tabState.entries || !tabState.entries.length) { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - return; - } - tabState._tab = aTab; - - var window = aTab.ownerDocument.defaultView; - this.restoreHistoryPrecursor(window, [tabState], 0, 0, 0); - }, - - duplicateTab: function sss_duplicateTab(aWindow, aTab) { - var tabState = this._collectTabData(aTab, true); - var sourceWindow = aTab.ownerDocument.defaultView; - this._updateTextAndScrollDataForTab(sourceWindow, aTab.linkedBrowser, tabState, true); - - var newTab = aWindow.getBrowser().addTab(); - tabState._tab = newTab; - this.restoreHistoryPrecursor(aWindow, [tabState], 0, 0, 0); - - return newTab; - }, - - getClosedTabCount: function sss_getClosedTabCount(aWindow) { - if (!aWindow.__SSi && aWindow.__SS_dyingCache) - return aWindow.__SS_dyingCache._closedTabs.length; - if (!aWindow.__SSi) - return 0; // not a browser window, or not otherwise tracked by SS. - - return this._windows[aWindow.__SSi]._closedTabs.length; - }, - - closedTabNameAt: function sss_closedTabNameAt(aWindow, aIx) { - var tabs; - - if (aWindow.__SSi && aWindow.__SSi in this._windows) - tabs = this._windows[aWindow.__SSi]._closedTabs; - else if (aWindow.__SS_dyingCache) - tabs = aWindow.__SS_dyingCache._closedTabs; - else - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - - return tabs && aIx in tabs ? tabs[aIx].title : null; - }, - - getClosedTabData: function sss_getClosedTabDataAt(aWindow) { - if (!aWindow.__SSi && aWindow.__SS_dyingCache) - return this._toJSONString(aWindow.__SS_dyingCache._closedTabs); - - return this._toJSONString(this._windows[aWindow.__SSi]._closedTabs); - }, - - undoCloseTab: function sss_undoCloseTab(aWindow, aIndex) { - var closedTabs = this._windows[aWindow.__SSi]._closedTabs; - - // default to the most-recently closed tab - aIndex = aIndex || 0; - - if (aIndex in closedTabs) { - var browser = aWindow.getBrowser(); - - // fetch the data of closed tab, while removing it from the array - var closedTab = closedTabs.splice(aIndex, 1).shift(); - var closedTabState = closedTab.state; - - // create a new tab - closedTabState._tab = browser.addTab(); - - // restore the tab's position - browser.moveTabTo(closedTabState._tab, closedTab.pos); - - // restore tab content - this.restoreHistoryPrecursor(aWindow, [closedTabState], 1, 0, 0); - - // focus the tab's content area - var content = browser.getBrowserForTab(closedTabState._tab).contentWindow; - aWindow.setTimeout(function() { content.focus(); }, 0); - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - getWindowValue: function sss_getWindowValue(aWindow, aKey) { - if (aWindow.__SSi) { - var data = this._windows[aWindow.__SSi].extData || {}; - return data[aKey] || ""; - } - else if (aWindow.__SS_dyingCache) { - data = aWindow.__SS_dyingCache.extData || {}; - return data[aKey] || ""; - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - setWindowValue: function sss_setWindowValue(aWindow, aKey, aStringValue) { - if (aWindow.__SSi) { - if (!this._windows[aWindow.__SSi].extData) { - this._windows[aWindow.__SSi].extData = {}; - } - this._windows[aWindow.__SSi].extData[aKey] = aStringValue; - this.saveStateDelayed(aWindow); - } - else { - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - } - }, - - deleteWindowValue: function sss_deleteWindowValue(aWindow, aKey) { - if (this._windows[aWindow.__SSi].extData[aKey]) - delete this._windows[aWindow.__SSi].extData[aKey]; - else - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - }, - - getTabValue: function sss_getTabValue(aTab, aKey) { - var data = aTab.__SS_extdata || {}; - return data[aKey] || ""; - }, - - setTabValue: function sss_setTabValue(aTab, aKey, aStringValue) { - if (!aTab.__SS_extdata) { - aTab.__SS_extdata = {}; - } - aTab.__SS_extdata[aKey] = aStringValue; - this.saveStateDelayed(aTab.ownerDocument.defaultView); - }, - - deleteTabValue: function sss_deleteTabValue(aTab, aKey) { - if (aTab.__SS_extdata[aKey]) - delete aTab.__SS_extdata[aKey]; - else - Components.returnCode = Cr.NS_ERROR_INVALID_ARG; - }, - - - persistTabAttribute: function sss_persistTabAttribute(aName) { - this.xulAttributes.push(aName); - this.saveStateDelayed(); - }, - -/* ........ Saving Functionality .............. */ - - /** - * Store all session data for a window - * @param aWindow - * Window reference - */ - _saveWindowHistory: function sss_saveWindowHistory(aWindow) { - var tabbrowser = aWindow.getBrowser(); - var tabs = tabbrowser.mTabs; - var tabsData = this._windows[aWindow.__SSi].tabs = []; - var prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - var bypass_tor = prefs.getBoolPref("extensions.torbutton.notor_sessionstore"); - var bypass_nontor = prefs.getBoolPref("extensions.torbutton.nonontor_sessionstore"); - - for (var i = 0; i < tabs.length; i++) { - if(typeof(tabs[i].linkedBrowser.__tb_tor_fetched) != "undefined") { - if(bypass_tor && tabs[i].linkedBrowser.__tb_tor_fetched) { - this.logger.log(2, "Skipping saving tor tab: "+tabs[i].linkedBrowser.currentURI.spec); - continue; - } - if(bypass_nontor && !tabs[i].linkedBrowser.__tb_tor_fetched) { - this.logger.log(2, "Skipping saving non-tor tab: "+tabs[i].linkedBrowser.currentURI.spec); - continue; - } - } - this.logger.log(2, "Saving tab: "+tabs[i].linkedBrowser.currentURI.spec); - var tabData = this._collectTabData(tabs[i]); - if(tabData) tabsData.push(tabData); - } - - this._windows[aWindow.__SSi].selected = tabbrowser.mTabBox.selectedIndex + 1; - }, - - /** - * Collect data related to a single tab - * @param aTab - * tabbrowser tab - * @param aFullData - * always return privacy sensitive data (use with care) - * @returns object - */ - _collectTabData: function sss_collectTabData(aTab, aFullData) { - var tabData = { entries: [], index: 0 }; - var browser = aTab.linkedBrowser; - - if (!browser || !browser.currentURI) - // can happen when calling this function right after .addTab() - return tabData; - else if (browser.parentNode.__SS_data && browser.parentNode.__SS_data._tab) - // use the data to be restored when the tab hasn't been completely loaded - return browser.parentNode.__SS_data; - - var history = null; - try { - history = browser.sessionHistory; - } - catch (ex) { } // this could happen if we catch a tab during (de)initialization - - if (history && browser.parentNode.__SS_data && - browser.parentNode.__SS_data.entries[history.index] && !aFullData) { - tabData = browser.parentNode.__SS_data; - if(!tabData) return null; - tabData.index = history.index + 1; - } - else if (history && history.count > 0) { - for (var j = 0; j < history.count; j++) - tabData.entries.push(this._serializeHistoryEntry(history.getEntryAtIndex(j, false), - aFullData)); - tabData.index = history.index + 1; - - // make sure not to cache privacy sensitive data which shouldn't get out - if (!aFullData) - browser.parentNode.__SS_data = tabData; - } - else { - tabData.entries[0] = { url: browser.currentURI.spec }; - tabData.index = 1; - } - - var disallow = []; - for (var i = 0; i < CAPABILITIES.length; i++) - if (!browser.docShell["allow" + CAPABILITIES[i]]) - disallow.push(CAPABILITIES[i]); - if (disallow.length > 0) - tabData.disallow = disallow.join(","); - else if (tabData.disallow) - delete tabData.disallow; - - if (this.xulAttributes.length > 0) { - var xulattr = Array.filter(aTab.attributes, function(aAttr) { - return this.xulAttributes.indexOf(aAttr.name) > -1; - }, this).map(function(aAttr) { - return aAttr.name + "=" + encodeURI(aAttr.value); - }); - tabData.xultab = xulattr.join(" "); - } - - if (aTab.__SS_extdata) - tabData.extData = aTab.__SS_extdata; - else if (tabData.extData) - delete tabData.extData; - - return tabData; - }, - - /** - * Get an object that is a serialized representation of a History entry - * Used for data storage - * @param aEntry - * nsISHEntry instance - * @param aFullData - * always return privacy sensitive data (use with care) - * @returns object - */ - _serializeHistoryEntry: function sss_serializeHistoryEntry(aEntry, aFullData) { - var entry = { url: aEntry.URI.spec }; - - if (aEntry.title && aEntry.title != entry.url) { - entry.title = aEntry.title; - } - if (aEntry.isSubFrame) { - entry.subframe = true; - } - if (!(aEntry instanceof Ci.nsISHEntry)) { - return entry; - } - - var cacheKey = aEntry.cacheKey; - if (cacheKey && cacheKey instanceof Ci.nsISupportsPRUint32 && - cacheKey.data != 0) { - // XXXbz would be better to have cache keys implement - // nsISerializable or something. - entry.cacheKey = cacheKey.data; - } - entry.ID = aEntry.ID; - - if (aEntry.contentType) - entry.contentType = aEntry.contentType; - - var x = {}, y = {}; - aEntry.getScrollPosition(x, y); - if (x.value != 0 || y.value != 0) - entry.scroll = x.value + "," + y.value; - - try { - var prefPostdata = this._prefBranch.getIntPref("sessionstore.postdata"); - if (aEntry.postData && (aFullData || - prefPostdata && this._checkPrivacyLevel(aEntry.URI.schemeIs("https")))) { - aEntry.postData.QueryInterface(Ci.nsISeekableStream). - seek(Ci.nsISeekableStream.NS_SEEK_SET, 0); - var stream = Cc["@mozilla.org/binaryinputstream;1"]. - createInstance(Ci.nsIBinaryInputStream); - stream.setInputStream(aEntry.postData); - var postBytes = stream.readByteArray(stream.available()); - var postdata = String.fromCharCode.apply(null, postBytes); - if (aFullData || prefPostdata == -1 || - postdata.replace(/^(Content-.*\r\n)+(\r\n)*/, "").length <= - prefPostdata) { - // We can stop doing base64 encoding once our serialization into JSON - // is guaranteed to handle all chars in strings, including embedded - // nulls. - entry.postdata_b64 = btoa(postdata); - } - } - } - catch (ex) { debug(ex); } // POSTDATA is tricky - especially since some extensions don't get it right - - if (aEntry.owner) { - // Not catching anything specific here, just possible errors - // from writeCompoundObject and the like. - try { - var binaryStream = Cc["@mozilla.org/binaryoutputstream;1"]. - createInstance(Ci.nsIObjectOutputStream); - var pipe = Cc["@mozilla.org/pipe;1"].createInstance(Ci.nsIPipe); - pipe.init(false, false, 0, 0xffffffff, null); - binaryStream.setOutputStream(pipe.outputStream); - binaryStream.writeCompoundObject(aEntry.owner, Ci.nsISupports, true); - binaryStream.close(); - - // Now we want to read the data from the pipe's input end and encode it. - var scriptableStream = Cc["@mozilla.org/binaryinputstream;1"]. - createInstance(Ci.nsIBinaryInputStream); - scriptableStream.setInputStream(pipe.inputStream); - var ownerBytes = - scriptableStream.readByteArray(scriptableStream.available()); - // We can stop doing base64 encoding once our serialization into JSON - // is guaranteed to handle all chars in strings, including embedded - // nulls. - entry.owner_b64 = btoa(String.fromCharCode.apply(null, ownerBytes)); - } - catch (ex) { debug(ex); } - } - - if (!(aEntry instanceof Ci.nsISHContainer)) { - return entry; - } - - if (aEntry.childCount > 0) { - entry.children = []; - for (var i = 0; i < aEntry.childCount; i++) { - var child = aEntry.GetChildAt(i); - if (child) { - entry.children.push(this._serializeHistoryEntry(child, aFullData)); - } - else { // to maintain the correct frame order, insert a dummy entry - entry.children.push({ url: "about:blank" }); - } - } - } - - return entry; - }, - - /** - * Updates the current document's cache of user entered text data - * @param aPanel - * TabPanel reference - * @param aTextarea - * HTML content element - * @returns bool - */ - _saveTextData: function sss_saveTextData(aPanel, aTextarea) { - var id = aTextarea.id ? "#" + aTextarea.id : - aTextarea.name; - if (!id - || !(aTextarea instanceof Ci.nsIDOMHTMLTextAreaElement - || aTextarea instanceof Ci.nsIDOMHTMLInputElement && - aTextarea.type != "password" && aTextarea.type != "file")) { - return false; // nothing to save - } - if (/^(?:\d+|)+/.test(id)) { - // text could be restored into a subframe, so skip it (see bug 463206) - return false; - } - - if (!aPanel.__SS_text) { - aPanel.__SS_text = []; - aPanel.__SS_text._refs = []; - } - - // get the index of the reference to the text element - var ix = aPanel.__SS_text._refs.indexOf(aTextarea); - if (ix == -1) { - // we haven't registered this text element yet - do so now - aPanel.__SS_text._refs.push(aTextarea); - ix = aPanel.__SS_text.length; - } - else if (!aPanel.__SS_text[ix].cache) { - // we've already marked this text element for saving (the cache is - // added during save operations and would have to be updated here) - return false; - } - - // determine the frame we're in and encode it into the textarea's ID - var content = aTextarea.ownerDocument.defaultView; - while (content != content.top) { - var frames = content.parent.frames; - for (var i = 0; i < frames.length && frames[i] != content; i++); - id = i + "|" + id; - content = content.parent; - } - - // mark this element for saving - aPanel.__SS_text[ix] = { id: id, element: aTextarea }; - - return true; - }, - - /** - * go through all tabs and store the current scroll positions - * and innerHTML content of WYSIWYG editors - * @param aWindow - * Window reference - */ - _updateTextAndScrollData: function sss_updateTextAndScrollData(aWindow) { - var browsers = aWindow.getBrowser().browsers; - for (var i = 0; i < browsers.length; i++) { - try { - var tabData = this._windows[aWindow.__SSi].tabs[i]; - if (!tabData || tabData.entries.length == 0 || - browsers[i].parentNode.__SS_data && browsers[i].parentNode.__SS_data._tab) - continue; // ignore incompletely initialized tabs - this._updateTextAndScrollDataForTab(aWindow, browsers[i], tabData); - } - catch (ex) { debug(ex); } // get as much data as possible, ignore failures (might succeed the next time) - } - }, - - /** - * go through all frames and store the current scroll positions - * and innerHTML content of WYSIWYG editors - * @param aWindow - * Window reference - * @param aBrowser - * single browser reference - * @param aTabData - * tabData object to add the information to - * @param aFullData - * always return privacy sensitive data (use with care) - */ - _updateTextAndScrollDataForTab: - function sss_updateTextAndScrollDataForTab(aWindow, aBrowser, aTabData, aFullData) { - var text = []; - if (aBrowser.parentNode.__SS_text && - (aFullData || this._checkPrivacyLevel(aBrowser.currentURI.schemeIs("https")))) { - for (var ix = aBrowser.parentNode.__SS_text.length - 1; ix >= 0; ix--) { - var data = aBrowser.parentNode.__SS_text[ix]; - if (!data.cache) - // update the text element's value before adding it to the data structure - data.cache = encodeURI(data.element.value); - text.push(data.id + "=" + data.cache); - } - } - if (aBrowser.currentURI.spec == "about:config") - text = ["#textbox=" + encodeURI(aBrowser.contentDocument.getElementById("textbox"). - wrappedJSObject.value)]; - if (text.length > 0) - aTabData.text = text.join(" "); - else if (aTabData.text) - delete aTabData.text; - - var tabIndex = (aTabData.index || aTabData.entries.length) - 1; - // entry data needn't exist for tabs just initialized with an incomplete session state - if (aTabData.entries[tabIndex]) - this._updateTextAndScrollDataForFrame(aWindow, aBrowser.contentWindow, - aTabData.entries[tabIndex], aFullData); - }, - - /** - * go through all subframes and store the current scroll positions - * and innerHTML content of WYSIWYG editors - * @param aWindow - * Window reference - * @param aContent - * frame reference - * @param aData - * part of a tabData object to add the information to - * @param aFullData - * always return privacy sensitive data (use with care) - */ - _updateTextAndScrollDataForFrame: - function sss_updateTextAndScrollDataForFrame(aWindow, aContent, aData, aFullData) { - for (var i = 0; i < aContent.frames.length; i++) { - if (aData.children && aData.children[i]) - this._updateTextAndScrollDataForFrame(aWindow, aContent.frames[i], aData.children[i], aFullData); - } - // designMode is undefined e.g. for XUL documents (as about:config) - var isHTTPS = this._getURIFromString((aContent.parent || aContent). - document.location.href).schemeIs("https"); - if ((aContent.document.designMode || "") == "on" && - (aFullData || this._checkPrivacyLevel(isHTTPS))) { - if (aData.innerHTML === undefined && !aFullData) { - // we get no "input" events from iframes - listen for keypress here - var _this = this; - aContent.addEventListener("keypress", function(aEvent) { - _this.saveStateDelayed(aWindow, 3000); }, true); - } - aData.innerHTML = aContent.document.body.innerHTML; - } - aData.scroll = aContent.scrollX + "," + aContent.scrollY; - }, - - /** - * store all hosts for a URL - * @param aWindow - * Window reference - */ - _updateCookieHosts: function sss_updateCookieHosts(aWindow) { - var hosts = this._windows[aWindow.__SSi]._hosts = {}; - - // get all possible subdomain levels for a given URL - var _this = this; - function extractHosts(aEntry) { - if (/^https?://(?:[^@/\s]+@)?([\w.-]+)/.test(aEntry.url) && - !hosts[RegExp.$1] && _this._checkPrivacyLevel(_this._getURIFromString(aEntry.url).schemeIs("https"))) { - var host = RegExp.$1; - var ix; - for (ix = host.indexOf(".") + 1; ix; ix = host.indexOf(".", ix) + 1) { - hosts[host.substr(ix)] = true; - } - hosts[host] = true; - } - else if (/^file://([^/]*)/.test(aEntry.url)) { - hosts[RegExp.$1] = true; - } - if (aEntry.children) { - aEntry.children.forEach(extractHosts); - } - } - - this._windows[aWindow.__SSi].tabs.forEach(function(aTabData) { aTabData.entries.forEach(extractHosts); }); - }, - - /** - * Serialize cookie data - * @param aWindows - * array of Window references - */ - _updateCookies: function sss_updateCookies(aWindows) { - var cookiesEnum = Cc["@mozilla.org/cookiemanager;1"]. - getService(Ci.nsICookieManager).enumerator; - // collect the cookies per window - for (var i = 0; i < aWindows.length; i++) - aWindows[i].cookies = []; - - // MAX_EXPIRY should be 2^63-1, but JavaScript can't handle that precision - var MAX_EXPIRY = Math.pow(2, 62); - while (cookiesEnum.hasMoreElements()) { - var cookie = cookiesEnum.getNext().QueryInterface(Ci.nsICookie2); - if (cookie.isSession && this._checkPrivacyLevel(cookie.isSecure)) { - var jscookie = null; - aWindows.forEach(function(aWindow) { - if (aWindow._hosts && aWindow._hosts[cookie.rawHost]) { - // serialize the cookie when it's first needed - if (!jscookie) { - jscookie = { host: cookie.host, value: cookie.value }; - // only add attributes with non-default values (saving a few bits) - if (cookie.path) jscookie.path = cookie.path; - if (cookie.name) jscookie.name = cookie.name; - if (cookie.isSecure) jscookie.secure = true; - if (cookie.isHttpOnly) jscookie.httponly = true; - if (cookie.expiry < MAX_EXPIRY) jscookie.expiry = cookie.expiry; - } - aWindow.cookies.push(jscookie); - } - }); - } - } - - // don't include empty cookie sections - for (i = 0; i < aWindows.length; i++) - if (aWindows[i].cookies.length == 0) - delete aWindows[i].cookies; - }, - - /** - * Store window dimensions, visibility, sidebar - * @param aWindow - * Window reference - */ - _updateWindowFeatures: function sss_updateWindowFeatures(aWindow) { - var winData = this._windows[aWindow.__SSi]; - - WINDOW_ATTRIBUTES.forEach(function(aAttr) { - winData[aAttr] = this._getWindowDimension(aWindow, aAttr); - }, this); - - var hidden = WINDOW_HIDEABLE_FEATURES.filter(function(aItem) { - return aWindow[aItem] && !aWindow[aItem].visible; - }); - if (hidden.length != 0) - winData.hidden = hidden.join(","); - else if (winData.hidden) - delete winData.hidden; - - var sidebar = aWindow.document.getElementById("sidebar-box").getAttribute("sidebarcommand"); - if (sidebar) - winData.sidebar = sidebar; - else if (winData.sidebar) - delete winData.sidebar; - }, - - /** - * serialize session data as Ini-formatted string - * @returns string - */ - _getCurrentState: function sss_getCurrentState() { - var activeWindow = this._getMostRecentBrowserWindow(); - - if (this._loadState == STATE_RUNNING) { - // update the data for all windows with activities since the last save operation - this._forEachBrowserWindow(function(aWindow) { - if (this._dirty || this._dirtyWindows[aWindow.__SSi] || aWindow == activeWindow) { - this._collectWindowData(aWindow); - } - else { // always update the window features (whose change alone never triggers a save operation) - this._updateWindowFeatures(aWindow); - } - }, this); - this._dirtyWindows = []; - this._dirty = false; - } - - // collect the data for all windows - var total = [], windows = []; - var ix; - for (ix in this._windows) { - total.push(this._windows[ix]); - windows.push(ix); - } - this._updateCookies(total); - - // if no browser window remains open, return the state of the last closed window - if (total.length == 0 && this._lastWindowClosed) { - total.push(this._lastWindowClosed); - } - if (activeWindow) { - this.activeWindowSSiCache = activeWindow.__SSi || ""; - } - ix = this.activeWindowSSiCache ? windows.indexOf(this.activeWindowSSiCache) : -1; - - return { windows: total, selectedWindow: ix + 1 }; - }, - - /** - * serialize session data for a window - * @param aWindow - * Window reference - * @returns string - */ - _getWindowState: function sss_getWindowState(aWindow) { - if (this._loadState == STATE_RUNNING) { - this._collectWindowData(aWindow); - } - - var total = [this._windows[aWindow.__SSi]]; - this._updateCookies(total); - - return { windows: total }; - }, - - _collectWindowData: function sss_collectWindowData(aWindow) { - // update the internal state data for this window - this._saveWindowHistory(aWindow); - this._updateTextAndScrollData(aWindow); - this._updateCookieHosts(aWindow); - this._updateWindowFeatures(aWindow); - - this._dirtyWindows[aWindow.__SSi] = false; - }, - -/* ........ Restoring Functionality .............. */ - - /** - * restore features to a single window - * @param aWindow - * Window reference - * @param aState - * JS object or its eval'able source - * @param aOverwriteTabs - * bool overwrite existing tabs w/ new ones - * @param aFollowUp - * bool this isn't the restoration of the first window - */ - restoreWindow: function sss_restoreWindow(aWindow, aState, aOverwriteTabs, aFollowUp) { - if (!aFollowUp) { - this.windowToFocus = aWindow; - } - // initialize window if necessary - if (aWindow && (!aWindow.__SSi || !this._windows[aWindow.__SSi])) - this.onLoad(aWindow); - - try { - var root = typeof aState == "string" ? this._safeEval(aState) : aState; - if (!root.windows[0]) { - this._notifyIfAllWindowsRestored(); - return; // nothing to restore - } - } - catch (ex) { // invalid state object - don't restore anything - debug(ex); - this._notifyIfAllWindowsRestored(); - return; - } - - var winData; - if (!aState.selectedWindow) { - aState.selectedWindow = 0; - } - // open new windows for all further window entries of a multi-window session - // (unless they don't contain any tab data) - for (var w = 1; w < root.windows.length; w++) { - winData = root.windows[w]; - if (winData && winData.tabs && winData.tabs[0]) { - var window = this._openWindowWithState({ windows: [winData] }); - if (w == aState.selectedWindow - 1) { - this.windowToFocus = window; - } - } - } - winData = root.windows[0]; - if (!winData.tabs) { - winData.tabs = []; - } - - var tabbrowser = aWindow.getBrowser(); - var openTabCount = aOverwriteTabs ? tabbrowser.browsers.length : -1; - var newTabCount = winData.tabs.length; - - for (var t = 0; t < newTabCount; t++) { - winData.tabs[t]._tab = t < openTabCount ? tabbrowser.mTabs[t] : tabbrowser.addTab(); - // when resuming at startup: add additionally requested pages to the end - if (!aOverwriteTabs && root._firstTabs) { - tabbrowser.moveTabTo(winData.tabs[t]._tab, t); - } - } - - // when overwriting tabs, remove all superflous ones - for (t = openTabCount - 1; t >= newTabCount; t--) { - tabbrowser.removeTab(tabbrowser.mTabs[t]); - } - - if (aOverwriteTabs) { - this.restoreWindowFeatures(aWindow, winData); - } - if (winData.cookies) { - this.restoreCookies(winData.cookies); - } - if (winData.extData) { - if (!this._windows[aWindow.__SSi].extData) { - this._windows[aWindow.__SSi].extData = {} - } - for (var key in winData.extData) { - this._windows[aWindow.__SSi].extData[key] = winData.extData[key]; - } - } - if (winData._closedTabs && (root._firstTabs || aOverwriteTabs)) { - this._windows[aWindow.__SSi]._closedTabs = winData._closedTabs; - } - - this.restoreHistoryPrecursor(aWindow, winData.tabs, (aOverwriteTabs ? - (parseInt(winData.selected) || 1) : 0), 0, 0); - - this._notifyIfAllWindowsRestored(); - }, - - /** - * Manage history restoration for a window - * @param aTabs - * Array of tab data - * @param aCurrentTabs - * Array of tab references - * @param aSelectTab - * Index of selected tab - * @param aIx - * Index of the next tab to check readyness for - * @param aCount - * Counter for number of times delaying b/c browser or history aren't ready - */ - restoreHistoryPrecursor: function sss_restoreHistoryPrecursor(aWindow, aTabs, aSelectTab, aIx, aCount) { - var tabbrowser = aWindow.getBrowser(); - - // make sure that all browsers and their histories are available - // - if one's not, resume this check in 100ms (repeat at most 10 times) - for (var t = aIx; t < aTabs.length; t++) { - try { - if (!tabbrowser.getBrowserForTab(aTabs[t]._tab).webNavigation.sessionHistory) { - throw new Error(); - } - } - catch (ex) { // in case browser or history aren't ready yet - if (aCount < 10) { - var restoreHistoryFunc = function(self) { - self.restoreHistoryPrecursor(aWindow, aTabs, aSelectTab, aIx, aCount + 1); - } - aWindow.setTimeout(restoreHistoryFunc, 100, this); - return; - } - } - } - - // mark the tabs as loading - for (t = 0; t < aTabs.length; t++) { - if (!aTabs[t].entries || !aTabs[t].entries[0]) - continue; // there won't be anything to load - - var tab = aTabs[t]._tab; - var browser = tabbrowser.getBrowserForTab(tab); - browser.stop(); // in case about:blank isn't done yet - - tab.setAttribute("busy", "true"); - tabbrowser.updateIcon(tab); - tabbrowser.setTabTitleLoading(tab); - - // keep the data around to prevent dataloss in case - // a tab gets closed before it's been properly restored - browser.parentNode.__SS_data = aTabs[t]; - } - - // make sure to restore the selected tab first (if any) - if (aSelectTab-- && aTabs[aSelectTab]) { - aTabs.unshift(aTabs.splice(aSelectTab, 1)[0]); - tabbrowser.selectedTab = aTabs[0]._tab; - } - - // helper hash for ensuring unique frame IDs - var idMap = { used: {} }; - this.restoreHistory(aWindow, aTabs, idMap); - }, - - /** - * Restory history for a window - * @param aWindow - * Window reference - * @param aTabs - * Array of tab data - * @param aIdMap - * Hash for ensuring unique frame IDs - */ - restoreHistory: function sss_restoreHistory(aWindow, aTabs, aIdMap) { - var _this = this; - while (aTabs.length > 0 && (!aTabs[0]._tab || !aTabs[0]._tab.parentNode)) { - aTabs.shift(); // this tab got removed before being completely restored - } - if (aTabs.length == 0) { - return; // no more tabs to restore - } - - var tabData = aTabs.shift(); - - var tab = tabData._tab; - var browser = aWindow.getBrowser().getBrowserForTab(tab); - var history = browser.webNavigation.sessionHistory; - - if (history.count > 0) { - history.PurgeHistory(history.count); - } - history.QueryInterface(Ci.nsISHistoryInternal); - - if (!tabData.entries) { - tabData.entries = []; - } - if (tabData.extData) { - tab.__SS_extdata = tabData.extData; - } - - for (var i = 0; i < tabData.entries.length; i++) { - history.addEntry(this._deserializeHistoryEntry(tabData.entries[i], aIdMap), true); - } - - // make sure to reset the capabilities and attributes, in case this tab gets reused - var disallow = (tabData.disallow)?tabData.disallow.split(","):[]; - CAPABILITIES.forEach(function(aCapability) { - browser.docShell["allow" + aCapability] = disallow.indexOf(aCapability) == -1; - }); - Array.filter(tab.attributes, function(aAttr) { - return (_this.xulAttributes.indexOf(aAttr.name) > -1); - }).forEach(tab.removeAttribute, tab); - if (tabData.xultab) { - tabData.xultab.split(" ").forEach(function(aAttr) { - if (/^([^\s=]+)=(.*)/.test(aAttr)) { - tab.setAttribute(RegExp.$1, decodeURI(RegExp.$2)); - } - }); - } - - // notify the tabbrowser that the tab chrome has been restored - var event = aWindow.document.createEvent("Events"); - event.initEvent("SSTabRestoring", true, false); - tab.dispatchEvent(event); - - var activeIndex = (tabData.index || tabData.entries.length) - 1; - try { - browser.webNavigation.gotoIndex(activeIndex); - } - catch (ex) { } // ignore an invalid tabData.index - - // restore those aspects of the currently active documents - // which are not preserved in the plain history entries - // (mainly scroll state and text data) - browser.__SS_restore_data = tabData.entries[activeIndex] || {}; - browser.__SS_restore_text = tabData.text || ""; - browser.__SS_restore_tab = tab; - browser.__SS_restore = this.restoreDocument_proxy; - browser.addEventListener("load", browser.__SS_restore, true); - - aWindow.setTimeout(function(){ _this.restoreHistory(aWindow, aTabs, aIdMap); }, 0); - }, - - /** - * expands serialized history data into a session-history-entry instance - * @param aEntry - * Object containing serialized history data for a URL - * @param aIdMap - * Hash for ensuring unique frame IDs - * @returns nsISHEntry - */ - _deserializeHistoryEntry: function sss_deserializeHistoryEntry(aEntry, aIdMap) { - var shEntry = Cc["@mozilla.org/browser/session-history-entry;1"]. - createInstance(Ci.nsISHEntry); - - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - shEntry.setURI(ioService.newURI(aEntry.url, null, null)); - shEntry.setTitle(aEntry.title || aEntry.url); - if (aEntry.subframe) - shEntry.setIsSubFrame(aEntry.subframe || false); - shEntry.loadType = Ci.nsIDocShellLoadInfo.loadHistory; - if (aEntry.contentType) - shEntry.contentType = aEntry.contentType; - - if (aEntry.cacheKey) { - var cacheKey = Cc["@mozilla.org/supports-PRUint32;1"]. - createInstance(Ci.nsISupportsPRUint32); - cacheKey.data = aEntry.cacheKey; - shEntry.cacheKey = cacheKey; - } - - if (aEntry.ID) { - // get a new unique ID for this frame (since the one from the last - // start might already be in use) - var id = aIdMap[aEntry.ID] || 0; - if (!id) { - for (id = Date.now(); aIdMap.used[id]; id++); - aIdMap[aEntry.ID] = id; - aIdMap.used[id] = true; - } - shEntry.ID = id; - } - - if (aEntry.scroll) { - var scrollPos = (aEntry.scroll || "0,0").split(","); - scrollPos = [parseInt(scrollPos[0]) || 0, parseInt(scrollPos[1]) || 0]; - shEntry.setScrollPosition(scrollPos[0], scrollPos[1]); - } - - var postdata; - if (aEntry.postdata_b64) { // Firefox 3 - postdata = atob(aEntry.postdata_b64); - } else if (aEntry.postdata) { // Firefox 2 - postdata = aEntry.postdata; - } - - if (postdata) { - var stream = Cc["@mozilla.org/io/string-input-stream;1"]. - createInstance(Ci.nsIStringInputStream); - stream.setData(postdata, postdata.length); - shEntry.postData = stream; - } - - if (aEntry.owner_b64) { // Firefox 3 - var ownerInput = Cc["@mozilla.org/io/string-input-stream;1"]. - createInstance(Ci.nsIStringInputStream); - var binaryData = atob(aEntry.owner_b64); - ownerInput.setData(binaryData, binaryData.length); - var binaryStream = Cc["@mozilla.org/binaryinputstream;1"]. - createInstance(Ci.nsIObjectInputStream); - binaryStream.setInputStream(ownerInput); - try { // Catch possible deserialization exceptions - shEntry.owner = binaryStream.readObject(true); - } catch (ex) { debug(ex); } - } else if (aEntry.ownerURI) { // Firefox 2 - var uriObj = ioService.newURI(aEntry.ownerURI, null, null); - shEntry.owner = Cc["@mozilla.org/scriptsecuritymanager;1"]. - getService(Ci.nsIScriptSecurityManager). - getCodebasePrincipal(uriObj); - } - - if (aEntry.children && shEntry instanceof Ci.nsISHContainer) { - for (var i = 0; i < aEntry.children.length; i++) { - shEntry.AddChild(this._deserializeHistoryEntry(aEntry.children[i], aIdMap), i); - } - } - - return shEntry; - }, - - /** - * Restore properties to a loaded document - */ - restoreDocument_proxy: function sss_restoreDocument_proxy(aEvent) { - // wait for the top frame to be loaded completely - if (!aEvent || !aEvent.originalTarget || !aEvent.originalTarget.defaultView || aEvent.originalTarget.defaultView != aEvent.originalTarget.defaultView.top) { - return; - } - - // XSS note: always call this before injecting content into a document! - function hasExpectedURL(aDocument, aURL) - !aURL || aURL.replace(/#.*/, "") == aDocument.location.href.replace(/#.*/, ""); - - var textArray = this.__SS_restore_text ? this.__SS_restore_text.split(" ") : []; - function restoreTextData(aContent, aPrefix, aURL) { - textArray.forEach(function(aEntry) { - if (/^((?:\d+|)*)(#?)([^\s=]+)=(.*)$/.test(aEntry) && - RegExp.$1 == aPrefix && hasExpectedURL(aContent.document, aURL)) { - var document = aContent.document; - var node = RegExp.$2 ? document.getElementById(RegExp.$3) : document.getElementsByName(RegExp.$3)[0] || null; - if (node && "value" in node && node.type != "file") { - node.value = decodeURI(RegExp.$4); - - var event = document.createEvent("UIEvents"); - event.initUIEvent("input", true, true, aContent, 0); - node.dispatchEvent(event); - } - } - }); - } - - let window = this.ownerDocument.defaultView; - function restoreTextDataAndScrolling(aContent, aData, aPrefix) { - restoreTextData(aContent, aPrefix, aData.url); - if (aData.innerHTML) { - window.setTimeout(function() { - if (aContent.document.designMode == "on" && - hasExpectedURL(aContent.document, aData.url)) { - aContent.document.body.innerHTML = aData.innerHTML; - } - }, 0); - } - if (aData.scroll && /(\d+),(\d+)/.test(aData.scroll)) { - aContent.scrollTo(RegExp.$1, RegExp.$2); - } - for (var i = 0; i < aContent.frames.length; i++) { - if (aData.children && aData.children[i] && - hasExpectedURL(aContent.document, aData.url)) { - restoreTextDataAndScrolling(aContent.frames[i], aData.children[i], aPrefix + i + "|"); - } - } - } - - if (hasExpectedURL(aEvent.originalTarget, this.__SS_restore_data.url)) { - var content = aEvent.originalTarget.defaultView; - if (this.currentURI.spec == "about:config") { - // unwrap the document for about:config because otherwise the properties - // of the XBL bindings - as the textbox - aren't accessible (see bug 350718) - content = content.wrappedJSObject; - } - restoreTextDataAndScrolling(content, this.__SS_restore_data, ""); - } - - // notify the tabbrowser that this document has been completely restored - var event = this.ownerDocument.createEvent("Events"); - event.initEvent("SSTabRestored", true, false); - this.__SS_restore_tab.dispatchEvent(event); - - this.removeEventListener("load", this.__SS_restore, true); - delete this.__SS_restore_data; - delete this.__SS_restore_text; - delete this.__SS_restore_tab; - delete this.__SS_restore; - }, - - /** - * Restore visibility and dimension features to a window - * @param aWindow - * Window reference - * @param aWinData - * Object containing session data for the window - */ - restoreWindowFeatures: function sss_restoreWindowFeatures(aWindow, aWinData) { - var hidden = (aWinData.hidden)?aWinData.hidden.split(","):[]; - WINDOW_HIDEABLE_FEATURES.forEach(function(aItem) { - aWindow[aItem].visible = hidden.indexOf(aItem) == -1; - }); - - var _this = this; - aWindow.setTimeout(function() { - _this.restoreDimensions.apply(_this, [aWindow, aWinData.width || 0, - aWinData.height || 0, "screenX" in aWinData ? aWinData.screenX : NaN, - "screenY" in aWinData ? aWinData.screenY : NaN, - aWinData.sizemode || "", aWinData.sidebar || ""]); - }, 0); - }, - - /** - * Restore a window's dimensions - * @param aWidth - * Window width - * @param aHeight - * Window height - * @param aLeft - * Window left - * @param aTop - * Window top - * @param aSizeMode - * Window size mode (eg: maximized) - * @param aSidebar - * Sidebar command - */ - restoreDimensions: function sss_restoreDimensions(aWindow, aWidth, aHeight, aLeft, aTop, aSizeMode, aSidebar) { - var win = aWindow; - var _this = this; - function win_(aName) { return _this._getWindowDimension(win, aName); } - - // only modify those aspects which aren't correct yet - if (aWidth && aHeight && (aWidth != win_("width") || aHeight != win_("height"))) { - aWindow.resizeTo(aWidth, aHeight); - } - if (!isNaN(aLeft) && !isNaN(aTop) && (aLeft != win_("screenX") || aTop != win_("screenY"))) { - aWindow.moveTo(aLeft, aTop); - } - if (aSizeMode == "maximized" && win_("sizemode") != "maximized") { - aWindow.maximize(); - } - else if (aSizeMode && aSizeMode != "maximized" && win_("sizemode") != "normal") { - aWindow.restore(); - } - var sidebar = aWindow.document.getElementById("sidebar-box"); - if (sidebar.getAttribute("sidebarcommand") != aSidebar) { - aWindow.toggleSidebar(aSidebar); - } - // since resizing/moving a window brings it to the foreground, - // we might want to re-focus the last focused window - if (this.windowToFocus) { - this.windowToFocus.content.focus(); - } - }, - - /** - * Restores cookies (accepting both Firefox 2.0 and current format) - * @param aCookies - * Array of cookie objects - */ - restoreCookies: function sss_restoreCookies(aCookies) { - if (aCookies.count && aCookies.domain1) { - // convert to the new cookie serialization format - var converted = []; - for (var i = 1; i <= aCookies.count; i++) { - // for simplicity we only accept the format we produced ourselves - var parsed = aCookies["value" + i].match(/^([^=;]+)=([^;]*);(?:domain=[^;]+;)?(?:path=([^;]*);)?(secure;)?(httponly;)?/); - if (parsed && /^https?://([^/]+)/.test(aCookies["domain" + i])) - converted.push({ - host: RegExp.$1, path: parsed[3], name: parsed[1], value: parsed[2], - secure: parsed[4], httponly: parsed[5] - }); - } - aCookies = converted; - } - - var cookieManager = Cc["@mozilla.org/cookiemanager;1"]. - getService(Ci.nsICookieManager2); - // MAX_EXPIRY should be 2^63-1, but JavaScript can't handle that precision - var MAX_EXPIRY = Math.pow(2, 62); - for (i = 0; i < aCookies.length; i++) { - var cookie = aCookies[i]; - try { - cookieManager.add(cookie.host, cookie.path || "", cookie.name || "", cookie.value, !!cookie.secure, !!cookie.httponly, true, "expiry" in cookie ? cookie.expiry : MAX_EXPIRY); - } - catch (ex) { Cu.reportError(ex); } // don't let a single cookie stop recovering - } - }, - -/* ........ Disk Access .............. */ - - /** - * save state delayed by N ms - * marks window as dirty (i.e. data update can't be skipped) - * @param aWindow - * Window reference - * @param aDelay - * Milliseconds to delay - */ - saveStateDelayed: function sss_saveStateDelayed(aWindow, aDelay) { - if (aWindow) { - this._dirtyWindows[aWindow.__SSi] = true; - } - - if (!this._saveTimer && this._resume_from_crash) { - // interval until the next disk operation is allowed - var minimalDelay = this._lastSaveTime + this._interval - Date.now(); - - // if we have to wait, set a timer, otherwise saveState directly - aDelay = Math.max(minimalDelay, aDelay || 2000); - if (aDelay > 0) { - this._saveTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer); - this._saveTimer.init(this, aDelay, Ci.nsITimer.TYPE_ONE_SHOT); - } - else { - this.saveState(); - } - } - }, - - /** - * save state to disk - * @param aUpdateAll - * Bool update all windows - */ - saveState: function sss_saveState(aUpdateAll) { - // if crash recovery is disabled, only save session resuming information - if (!this._resume_from_crash && this._loadState == STATE_RUNNING) - return; - - this._dirty = aUpdateAll; - var oState = this._getCurrentState(); - oState.session = { state: ((this._loadState == STATE_RUNNING) ? STATE_RUNNING_STR : STATE_STOPPED_STR) }; - this._writeFile(this._sessionFile, oState.toSource()); - this._lastSaveTime = Date.now(); - }, - - /** - * delete session datafile and backup - */ - _clearDisk: function sss_clearDisk() { - if (this._sessionFile.exists()) { - try { - this._sessionFile.remove(false); - } - catch (ex) { dump(ex + '\n'); } // couldn't remove the file - what now? - } - if (this._sessionFileBackup.exists()) { - try { - this._sessionFileBackup.remove(false); - } - catch (ex) { dump(ex + '\n'); } // couldn't remove the file - what now? - } - }, - -/* ........ Auxiliary Functions .............. */ - - /** - * call a callback for all currently opened browser windows - * (might miss the most recent one) - * @param aFunc - * Callback each window is passed to - */ - _forEachBrowserWindow: function sss_forEachBrowserWindow(aFunc) { - var windowMediator = Cc["@mozilla.org/appshell/window-mediator;1"]. - getService(Ci.nsIWindowMediator); - var windowsEnum = windowMediator.getEnumerator("navigator:browser"); - - while (windowsEnum.hasMoreElements()) { - var window = windowsEnum.getNext(); - if (window.__SSi) { - aFunc.call(this, window); - } - } - }, - - /** - * Returns most recent window - * @returns Window reference - */ - _getMostRecentBrowserWindow: function sss_getMostRecentBrowserWindow() { - var windowMediator = Cc["@mozilla.org/appshell/window-mediator;1"]. - getService(Ci.nsIWindowMediator); - return windowMediator.getMostRecentWindow("navigator:browser"); - }, - - /** - * open a new browser window for a given session state - * called when restoring a multi-window session - * @param aState - * Object containing session data - */ - _openWindowWithState: function sss_openWindowWithState(aState) { - var argString = Cc["@mozilla.org/supports-string;1"]. - createInstance(Ci.nsISupportsString); - argString.data = ""; - - //XXXzeniko shouldn't it be possible to set the window's dimensions here (as feature)? - var window = Cc["@mozilla.org/embedcomp/window-watcher;1"]. - getService(Ci.nsIWindowWatcher). - openWindow(null, this._prefBranch.getCharPref("chromeURL"), "_blank", - "chrome,dialog=no,all", argString); - - window.__SS_state = aState; - var _this = this; - window.addEventListener("load", function(aEvent) { - aEvent.currentTarget.removeEventListener("load", arguments.callee, true); - _this.restoreWindow(aEvent.currentTarget, aEvent.currentTarget.__SS_state, true, true); - delete aEvent.currentTarget.__SS_state; - }, true); - - return window; - }, - - /** - * Whether or not to resume session, if not recovering from a crash. - * @returns bool - */ - _doResumeSession: function sss_doResumeSession() { - return this._prefBranch.getIntPref("startup.page") == 3 || - this._prefBranch.getBoolPref("sessionstore.resume_session_once"); - }, - - /** - * whether the user wants to load any other page at startup - * (except the homepage) - needed for determining whether to overwrite the current tabs - * C.f.: nsBrowserContentHandler's defaultArgs implementation. - * @returns bool - */ - _isCmdLineEmpty: function sss_isCmdLineEmpty(aWindow) { - var defaultArgs = Cc["@mozilla.org/browser/clh;1"]. - getService(Ci.nsIBrowserHandler).defaultArgs; - if (aWindow.arguments && aWindow.arguments[0] && - aWindow.arguments[0] == defaultArgs) - aWindow.arguments[0] = null; - - return !aWindow.arguments || !aWindow.arguments[0]; - }, - - /** - * don't save sensitive data if the user doesn't want to - * (distinguishes between encrypted and non-encrypted sites) - * @param aIsHTTPS - * Bool is encrypted - * @returns bool - */ - _checkPrivacyLevel: function sss_checkPrivacyLevel(aIsHTTPS) { - return this._prefBranch.getIntPref("sessionstore.privacy_level") < (aIsHTTPS ? PRIVACY_ENCRYPTED : PRIVACY_FULL); - }, - - /** - * on popup windows, the XULWindow's attributes seem not to be set correctly - * we use thus JSDOMWindow attributes for sizemode and normal window attributes - * (and hope for reasonable values when maximized/minimized - since then - * outerWidth/outerHeight aren't the dimensions of the restored window) - * @param aWindow - * Window reference - * @param aAttribute - * String sizemode | width | height | other window attribute - * @returns string - */ - _getWindowDimension: function sss_getWindowDimension(aWindow, aAttribute) { - if (aAttribute == "sizemode") { - switch (aWindow.windowState) { - case aWindow.STATE_MAXIMIZED: - return "maximized"; - case aWindow.STATE_MINIMIZED: - return "minimized"; - default: - return "normal"; - } - } - - var dimension; - switch (aAttribute) { - case "width": - dimension = aWindow.outerWidth; - break; - case "height": - dimension = aWindow.outerHeight; - break; - default: - dimension = aAttribute in aWindow ? aWindow[aAttribute] : ""; - break; - } - - if (aWindow.windowState == aWindow.STATE_NORMAL) { - return dimension; - } - return aWindow.document.documentElement.getAttribute(aAttribute) || dimension; - }, - - /** - * Convenience method to get localized string bundles - * @param aURI - * @returns nsIStringBundle - */ - _getStringBundle: function sss_getStringBundle(aURI) { - var bundleService = Cc["@mozilla.org/intl/stringbundle;1"]. - getService(Ci.nsIStringBundleService); - var appLocale = Cc["@mozilla.org/intl/nslocaleservice;1"]. - getService(Ci.nsILocaleService).getApplicationLocale(); - return bundleService.createBundle(aURI, appLocale); - }, - - /** - * Get nsIURI from string - * @param string - * @returns nsIURI - */ - _getURIFromString: function sss_getURIFromString(aString) { - var ioService = Cc["@mozilla.org/network/io-service;1"]. - getService(Ci.nsIIOService); - return ioService.newURI(aString, null, null); - }, - - /** - * Annotate a breakpad crash report with the currently selected tab's URL. - */ - _updateCrashReportURL: function sss_updateCrashReportURL(aWindow) { - if (!Ci.nsICrashReporter) { - // if breakpad isn't built, don't bother next time at all - this._updateCrashReportURL = function(aWindow) {}; - return; - } - try { - var currentUrl = aWindow.getBrowser().currentURI.spec; - var cr = Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsICrashReporter); - cr.annotateCrashReport("URL", currentUrl); - } - catch (ex) { - // don't make noise when crashreporter is built but not enabled - if (ex.result != Components.results.NS_ERROR_NOT_INITIALIZED) - debug(ex); - } - }, - - /** - * safe eval'ing - */ - _safeEval: function sss_safeEval(aStr) { - return Cu.evalInSandbox(aStr, new Cu.Sandbox("about:blank")); - }, - - /** - * Converts a JavaScript object into a JSON string - * (see http://www.json.org/ for more information). - * - * The inverse operation consists of eval("(" + JSON_string + ")"); - * and should be provably safe. - * - * @param aJSObject is the object to be converted - * @return the object's JSON representation - */ - _toJSONString: function sss_toJSONString(aJSObject) { - var str = JSON.toString(aJSObject, ["_tab", "_hosts"] /* keys to drop */); - - // sanity check - so that API consumers can just eval this string - if (!JSON.isMostlyHarmless(str)) - throw new Error("JSON conversion failed unexpectedly!"); - - return str; - }, - - _notifyIfAllWindowsRestored: function sss_notifyIfAllWindowsRestored() { - if (this._restoreCount) { - this._restoreCount--; - if (this._restoreCount == 0) { - // This was the last window restored at startup, notify observers. - var observerService = Cc["@mozilla.org/observer-service;1"]. - getService(Ci.nsIObserverService); - observerService.notifyObservers(null, NOTIFY_WINDOWS_RESTORED, ""); - } - } - }, - - -/* ........ Storage API .............. */ - - /** - * write file to disk - * @param aFile - * nsIFile - * @param aData - * String data - */ - _writeFile: function sss_writeFile(aFile, aData) { - // init stream - var stream = Cc["@mozilla.org/network/safe-file-output-stream;1"]. - createInstance(Ci.nsIFileOutputStream); - stream.init(aFile, 0x02 | 0x08 | 0x20, 0600, 0); - - // convert to UTF-8 - var converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"]. - createInstance(Ci.nsIScriptableUnicodeConverter); - converter.charset = "UTF-8"; - var convertedData = converter.ConvertFromUnicode(aData); - convertedData += converter.Finish(); - - // write and close stream - stream.write(convertedData, convertedData.length); - if (stream instanceof Ci.nsISafeOutputStream) { - stream.finish(); - } else { - stream.close(); - } - } -}; - -const NoModule = { - getClassObject: function(aCompMgr, aCID, aIID) { - Components.returnCode = Cr.NS_ERROR_NOT_REGISTERED; - return null; - }, - registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) { return; }, - unregisterSelf: function(aCompMgr, aLocation, aType) { return; }, - canUnload: function(aCompMgr) { return true; } -}; - - -function NSGetModule(aComMgr, aFileSpec) { - var prefs = Components.classes["@mozilla.org/preferences-service;1"] - .getService(Components.interfaces.nsIPrefBranch); - if(is_FF3) { - return XPCOMUtils.generateModule([SessionStoreService]); - } else { - return NoModule; - } -}