mirror of
http://git.whoc.org.uk/git/password-manager.git
synced 2024-11-14 07:59:02 +01:00
547 lines
17 KiB
JavaScript
547 lines
17 KiB
JavaScript
/*
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Copyright 2008-2015 Clipperz Srl
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This file is part of Clipperz, the online password manager.
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For further information about its features and functionalities please
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refer to http://www.clipperz.com.
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* Clipperz is free software: you can redistribute it and/or modify it
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under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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* Clipperz is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU Affero General Public License for more details.
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* You should have received a copy of the GNU Affero General Public
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License along with Clipperz. If not, see http://www.gnu.org/licenses/.
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*/
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"use strict";
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Clipperz.Base.module('Clipperz.PM.DataModel');
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try { if (typeof(Clipperz.KeyValueObjectStore) == 'undefined') { throw ""; }} catch (e) {
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throw "Clipperz.PM.DataModel.EncryptedRemoteObject depends on Clipperz.KeyValueObjectStore!";
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}
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//if (typeof(Clipperz.PM) == 'undefined') { Clipperz.PM = {}; }
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//if (typeof(Clipperz.PM.DataModel) == 'undefined') { Clipperz.PM.DataModel = {}; }
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Clipperz.PM.DataModel.EncryptedRemoteObject = function(args) {
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args = args || {};
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this._name = args.name || null;
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this._reference = args.reference || Clipperz.PM.Crypto.randomKey();
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this._isBrandNew = ((args.reference == null) && (args.remoteData == null));
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if ((this._isBrandNew == false) && (args['retrieveKeyFunction'] == null)) {
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Clipperz.Base.exception.raise('MandatoryParameter');
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} else {
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this._retrieveKeyFunction = args['retrieveKeyFunction'];
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}
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this._retrieveRemoteDataFunction = args.retrieveRemoteDataFunction || null;
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this._remoteData = args.remoteData || null;
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if ((!this._isBrandNew) && ((this._retrieveRemoteDataFunction == null) && (this._remoteData == null))) {
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Clipperz.Base.exception.raise('MandatoryParameter');
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}
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this._encryptedDataKeypath = args.encryptedDataKeypath || 'data';
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this._encryptedVersionKeypath = args.encryptedVersionKeypath || 'version';
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this._transientState = null;
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this._deferredLocks = {};
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if (this._isBrandNew == true) {
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this._objectDataStore = new Clipperz.KeyValueObjectStore();
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} else {
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this._objectDataStore = null;
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}
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return this;
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}
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//
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// Basic data workflow
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// =======================
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//
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// getRemoteData
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// unpackRemoteData
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// getDecryptData [encryptedDataKeypath, encryptedVersionKeypath]
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// unpackData
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//
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//
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// ?? packData
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// ?? encryptDataWithKey
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// ?? packRemoteData [encryptedDataKeypath (?), encryptedVersionKeypath (?)]
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//
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Clipperz.PM.DataModel.EncryptedRemoteObject.prototype = MochiKit.Base.update(null, {
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'toString': function () {
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return "Clipperz.PM.DataModel.EncryptedRemoteObject" + (this.name() != null ? " - " + this.name() : "");
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},
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//-------------------------------------------------------------------------
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'name': function () {
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return this._name;
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},
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//-------------------------------------------------------------------------
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'reference': function () {
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return this._reference;
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},
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'setReference': function (aValue) {
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this._reference = aValue;
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return this._reference;
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},
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//-------------------------------------------------------------------------
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'transientState': function () {
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if (this._transientState == null) {
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this._transientState = new Clipperz.KeyValueObjectStore();
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}
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return this._transientState;
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},
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'resetTransientState': function (isCommitting) {
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if (this._transientState != null) {
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this._transientState.removeAllData();
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}
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this._transientState = null;
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},
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//-------------------------------------------------------------------------
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'isBrandNew': function () {
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return this._isBrandNew;
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},
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//-------------------------------------------------------------------------
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'getKey': function () {
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var deferredResult;
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var deferredLock;
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deferredLock = this.getDeferredLockForKey('key');
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.getKey", {trace:false});
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deferredResult.acquireLock(deferredLock);
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deferredResult.addMethod(
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this.decryptedDataStore(),
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'deferredGetOrSet',
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'decryptionKey',
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MochiKit.Base.partial(this.retrieveKeyFunction(), this.reference())
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);
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deferredResult.releaseLock(deferredLock);
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deferredResult.callback();
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return deferredResult;
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},
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// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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'retrieveKeyFunction': function () {
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return this._retrieveKeyFunction;
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},
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'setRetrieveKeyFunction': function (aFunction) {
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this._retrieveKeyFunction = aFunction;
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},
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//-------------------------------------------------------------------------
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'hasLoadedRemoteData': function () {
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//console.log("EncryptedRemoteObject.hasLoadedRemoteData", this._remoteData);
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return (this._remoteData != null);
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},
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'getRemoteData': function () {
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var deferredResult;
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var deferredLock;
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deferredLock = this.getDeferredLockForKey('remoteData');
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObjects.getRemoteData", {trace:false});
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deferredResult.acquireLock(deferredLock);
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deferredResult.addCallback(MochiKit.Base.bind(function () {
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var innerDeferredResult;
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if (this._remoteData != null) {
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innerDeferredResult = MochiKit.Async.succeed(this._remoteData);
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} else {
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innerDeferredResult = Clipperz.Async.callbacks("EncryptedRemoteObjects.getRemoteData <inner deferred>", [
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MochiKit.Base.partial(this.retrieveRemoteDataFunction(), this.reference()),
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MochiKit.Base.method(this, 'unpackRemoteData'),
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MochiKit.Base.bind(function (someData) {
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this._remoteData = someData;
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return this._remoteData;
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}, this)
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], {trace:false});
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}
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return innerDeferredResult;
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}, this))
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deferredResult.addCallbackPass(MochiKit.Signal.signal, Clipperz.Signal.NotificationCenter, 'advanceProgress');
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deferredResult.releaseLock(deferredLock);
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deferredResult.callback();
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return deferredResult;
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},
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//-------------------------------------------------------------------------
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'unpackRemoteData': function (someData) {
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return MochiKit.Async.succeed(someData);
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},
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//.........................................................................
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'packRemoteData': function (someData) {
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var result;
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result = {
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'reference': this.reference(),
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'data': someData,
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'version': Clipperz.PM.Crypto.encryptingFunctions.currentVersion
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};
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return MochiKit.Async.succeed(result);
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},
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//-------------------------------------------------------------------------
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'retrieveRemoteDataFunction': function () {
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return this._retrieveRemoteDataFunction;
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},
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'setRetrieveRemoteDataFunction': function (aFunction) {
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this._retrieveRemoteDataFunction = aFunction;
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},
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//-------------------------------------------------------------------------
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'decryptedDataStore': function () {
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if (this._decryptedDataStore == null) {
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this._decryptedDataStore = new Clipperz.KeyValueObjectStore();
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};
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return this._decryptedDataStore;
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},
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//.........................................................................
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'getDecryptedData': function () {
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var deferredResult;
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var deferredLock;
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deferredLock = this.getDeferredLockForKey('decryptedData');
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.getDecryptedData", {trace:false});
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deferredResult.acquireLock(deferredLock);
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deferredResult.addMethod(this, 'decryptedDataStore');
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deferredResult.addCallback(MochiKit.Base.methodcaller('deferredGetOrSet', 'decryptedData', MochiKit.Base.bind(function () {
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var innerDeferredResult;
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innerDeferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.getDecryptedData <inner deferred>", {trace:false});
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innerDeferredResult.addMethod(this, 'getRemoteData');
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innerDeferredResult.addCallbackPass(MochiKit.Signal.signal, Clipperz.Signal.NotificationCenter, 'advanceProgress');
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innerDeferredResult.collectResults({
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'key': MochiKit.Base.method(this, 'getKey'),
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'value': MochiKit.Base.itemgetter(this._encryptedDataKeypath),
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'version': MochiKit.Base.itemgetter(this._encryptedVersionKeypath)
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});
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innerDeferredResult.addCallback(Clipperz.PM.Crypto.deferredDecrypt);
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innerDeferredResult.addCallbackPass(MochiKit.Signal.signal, Clipperz.Signal.NotificationCenter, 'advanceProgress');
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innerDeferredResult.addMethod(this, 'unpackData');
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innerDeferredResult.callback();
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return innerDeferredResult;
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}, this)));
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deferredResult.releaseLock(deferredLock);
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deferredResult.addCallbackPass(MochiKit.Signal.signal, Clipperz.Signal.NotificationCenter, 'advanceProgress');
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deferredResult.callback();
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return deferredResult;
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},
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//-------------------------------------------------------------------------
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'setValue': function(aKey, aValue) {
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var deferredResult;
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.setValue", {trace:false});
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deferredResult.addMethod(this, '_getObjectDataStore');
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deferredResult.addCallback(MochiKit.Base.methodcaller('setValue', aKey, aValue));
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deferredResult.callback();
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return deferredResult;
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},
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//.........................................................................
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'getValue': function (aKey) {
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return Clipperz.Async.callbacks("EncryptedRemoteObject.getValue", [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('getValue', aKey)
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], {trace:false});
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},
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//.........................................................................
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'removeValue': function (aKey) {
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return Clipperz.Async.callbacks("EncryptedRemoteObject.removeValue", [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('removeValue', aKey)
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], {trace:false});
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},
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//.........................................................................
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'values': function () {
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return Clipperz.Async.callbacks("EncryptedRemoteObject.values", [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('values')
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], {trace:false});
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},
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'setValues': function (someValues) {
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return Clipperz.Async.callbacks("EncryptedRemoteObject.values", [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('setValues', someValues)
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], {trace:false});
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},
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//.........................................................................
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'_getObjectDataStore': function () {
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var deferredResult;
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var deferredLock;
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deferredLock = this.getDeferredLockForKey('objectDataStore');
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject._getObjectDataStore", {trace:false});
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deferredResult.acquireLock(deferredLock);
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deferredResult.addCallback(MochiKit.Base.bind(function () {
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var innerDeferredResult;
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if (this._objectDataStore == null) {
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//console.log("EncryptedRemoteObject._getObjectDataStore", this._reference);
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this._objectDataStore = new Clipperz.KeyValueObjectStore();
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innerDeferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject._getObjectDataStore <inner deferred>", {trace:false});
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innerDeferredResult.addMethod(this, 'getDecryptedData');
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innerDeferredResult.addMethod(this._objectDataStore, 'initWithValues');
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innerDeferredResult.callback();
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} else {
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innerDeferredResult = MochiKit.Async.succeed(this._objectDataStore);
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}
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return innerDeferredResult;
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}, this));
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deferredResult.releaseLock(deferredLock);
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deferredResult.callback();
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return deferredResult;
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},
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'hasInitiatedObjectDataStore': function () {
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return (this._objectDataStore != null);
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},
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//-------------------------------------------------------------------------
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'getDeferredLockForKey': function (aKey) {
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var result;
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result = this._deferredLocks[aKey];
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if (typeof(result) == 'undefined') {
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result = new MochiKit.Async.DeferredLock();
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this._deferredLocks[aKey] = result;
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}
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return result;
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},
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//-------------------------------------------------------------------------
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'unpackData': function (someData) { // ++
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return someData;
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},
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'packData': function (someData) { // ++
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return someData;
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},
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//-------------------------------------------------------------------------
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'hasPendingChanges': function () {
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var deferredResult;
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var tempObj = this;
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if (this.isBrandNew()) {
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//console.log("EncrypedRemoteObject.hasPendingChanges - isBrandNew");
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deferredResult = this.hasPendingChangesWhenBrandNew();
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} else if (this.hasInitiatedObjectDataStore()) {
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//console.log("EncrypedRemoteObject.hasPendingChanges - hasInitiatedObjectDataStore == true");
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.hasPendingChanges", {trace:false});
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deferredResult.collectResults({
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'decryptedData': [
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MochiKit.Base.method(this, 'getDecryptedData'),
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Clipperz.Base.serializeJSON
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],
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'objectData': [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('values'),
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Clipperz.Base.serializeJSON
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]
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});
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deferredResult.addCallback(function (someValues) {
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return (someValues['decryptedData'] != someValues['objectData']);
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});
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deferredResult.callback();
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} else {
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//console.log("EncrypedRemoteObject.hasPendingChanges - hasInitiatedObjectDataStore == false");
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deferredResult = MochiKit.Async.succeed(false);
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}
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return deferredResult;
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},
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'hasPendingChangesWhenBrandNew': function () {
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return MochiKit.Async.succeed(true);
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},
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//-------------------------------------------------------------------------
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'commitTransientState': function () {
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var deferredResult;
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if (this.transientState().getValue('packedRemoteData') != null) {
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deferredResult = Clipperz.Async.callbacks("EncryptedRemoteObject.commitTransientState - prepareRemoteData", [
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MochiKit.Base.bind(function (someData) {
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this._remoteData = this.transientState().getValue('packedRemoteData');
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}, this),
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('values'),
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Clipperz.Base.deepClone,
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MochiKit.Base.method(this.decryptedDataStore(), 'setValue', 'decryptedData'),
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MochiKit.Base.method(this, 'resetTransientState', true)
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], {trace:false});
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} else {
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deferredResult = Clipperz.Async.callbacks("EncryptedRemoteObject.commitTransientState - NO prepareRemoteData", [
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MochiKit.Base.method(this, 'resetTransientState', true)
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], {trace:false});
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}
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this._isBrandNew = false;
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return deferredResult;
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},
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//-------------------------------------------------------------------------
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'revertChanges': function () {
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//console.log("> EncryptedRemoveObject.revertChanges", this.toString(), this.hasInitiatedObjectDataStore());
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if (this.hasInitiatedObjectDataStore()) {
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this._objectDataStore.removeAllData();
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this._objectDataStore = null;
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}
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this.resetTransientState(false);
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return MochiKit.Async.succeed();
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},
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//-------------------------------------------------------------------------
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'deleteAllCleanTextData': function () {
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var deferredResult;
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deferredResult = new Clipperz.Async.Deferred("EncryptedRemoteObject.deleteAllCleanTextData", {trace:false});
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deferredResult.addMethod(this, 'resetTransientState', false);
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deferredResult.acquireLock(this.getDeferredLockForKey('decryptedData'));
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deferredResult.addCallback(MochiKit.Base.bind(function () {
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if (this._decryptedDataStore != null) {
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this._decryptedDataStore.removeAllData();
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}
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}, this));
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deferredResult.releaseLock(this.getDeferredLockForKey('decryptedData'));
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deferredResult.acquireLock(this.getDeferredLockForKey('objectDataStore'));
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deferredResult.addCallback(MochiKit.Base.bind(function () {
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if (this._objectDataStore != null) {
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this._objectDataStore.removeAllData();
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this._objectDataStore = null;
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}
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}, this));
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deferredResult.releaseLock(this.getDeferredLockForKey('objectDataStore'));
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deferredResult.callback();
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return deferredResult;
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},
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//.........................................................................
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'hasAnyCleanTextData': function () {
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var result;
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result = false;
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result = result || (! this.decryptedDataStore().isEmpty());
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result = result || (! this.transientState().isEmpty());
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if (this.hasInitiatedObjectDataStore()) {
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result = result || (! this._objectDataStore.isEmpty());
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}
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return MochiKit.Async.succeed(result);
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},
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//-------------------------------------------------------------------------
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'prepareRemoteDataWithKey': function (aKey) {
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return Clipperz.Async.callbacks("EncryptedRemoteObject.prepareRemoteDataWithKey", [
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MochiKit.Base.method(this, '_getObjectDataStore'),
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MochiKit.Base.methodcaller('values'),
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MochiKit.Base.method(this, 'packData'),
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function (someData) {
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return Clipperz.PM.Crypto.deferredEncrypt({
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'key': aKey,
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'value': someData,
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'version': Clipperz.PM.Crypto.encryptingFunctions.currentVersion
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})
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},
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MochiKit.Base.method(this, 'packRemoteData'),
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MochiKit.Base.method(this.transientState(), 'setValue', 'packedRemoteData'),
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|
function (someData) {
|
|
MochiKit.Signal.signal(Clipperz.Signal.NotificationCenter, 'advanceProgress');
|
|
return someData;
|
|
}
|
|
], {trace:false});
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
__syntaxFix__: "syntax fix"
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|
});
|