/*

Copyright 2008-2011 Clipperz Srl

This file is part of Clipperz's Javascript Crypto Library.
Javascript Crypto Library provides web developers with an extensive
and efficient set of cryptographic functions. The library aims to
obtain maximum execution speed while preserving modularity and
reusability.
For further information about its features and functionalities please
refer to http://www.clipperz.com

* Javascript Crypto Library is free software: you can redistribute
  it and/or modify it under the terms of the GNU Affero General Public
  License as published by the Free Software Foundation, either version
  3 of the License, or (at your option) any later version.

* Javascript Crypto Library is distributed in the hope that it will
  be useful, but WITHOUT ANY WARRANTY; without even the implied
  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the GNU Affero General Public License for more details.

* You should have received a copy of the GNU Affero General Public
  License along with Javascript Crypto Library.  If not, see
  <http://www.gnu.org/licenses/>.

*/

try { if (typeof(Clipperz.PM.Proxy.Offline) == 'undefined') { throw ""; }} catch (e) {
	throw "Clipperz.PM.Proxy.Offline.DataStore depends on Clipperz.PM.Proxy.Offline!";
}  

//=============================================================================

Clipperz.PM.Proxy.Offline.DataStore = function(args) {
	args = args || {};
	
	this._data = args.data || (typeof(_clipperz_dump_data_) != 'undefined' ? _clipperz_dump_data_ : null);
	this._isReadOnly = (typeof(args.readOnly) == 'undefined' ? true : args.readOnly);
	this._shouldPayTolls = args.shouldPayTolls || false;

	this._tolls = {};
	this._connections = {};

	this._b = null;
	this._B = null;
	this._A = null;
	this._userData = null;

	return this;
}

//Clipperz.Base.extend(Clipperz.PM.Proxy.Offline.DataStore, Object, {
Clipperz.PM.Proxy.Offline.DataStore.prototype = MochiKit.Base.update(null, {

	//-------------------------------------------------------------------------

	'isReadOnly': function () {
		return this._isReadOnly;
	},
	
	//-------------------------------------------------------------------------

	'shouldPayTolls': function() {
		return this._shouldPayTolls;
	},

	//-------------------------------------------------------------------------

	'data': function () {
		return this._data;
	},

	//-------------------------------------------------------------------------

	'tolls': function () {
		return this._tolls;
	},

	//-------------------------------------------------------------------------

	'connections': function () {
		return this._connections;
	},

	//=========================================================================

	'resetData': function() {
		this._data = {
			'users': {
				'catchAllUser': {
					__masterkey_test_value__: 'masterkey',
					s: '112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00',
					v: '112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00'
				}
			}
		};
	},

	//-------------------------------------------------------------------------

	'setupWithEncryptedData': function(someData) {
		this._data = Clipperz.Base.deepClone(someData);
	},

	//-------------------------------------------------------------------------

	'setupWithData': function(someData) {
		var deferredResult;
		var resultData;
		var i, c;

//Clipperz.log(">>> Proxy.Test.setupWithData");
		resultData = this._data;

		deferredResult = new MochiKit.Async.Deferred();
		c = someData['users'].length;

		for (i=0; i<c; i++) {
			var	newConnection;
			var	recordConfiguration;

			deferredResult.addCallback(MochiKit.Base.method(this, 'userSerializedEncryptedData', someData['users'][i]));
			deferredResult.addCallback(MochiKit.Base.bind(function(aUserSerializationContext) {
//console.log("SERIALIZED USER", aUserSerializationContext);
				resultData['users'][aUserSerializationContext['credentials']['C']] = {
					's':		aUserSerializationContext['credentials']['s'],
					'v':		aUserSerializationContext['credentials']['v'],
					'version':				aUserSerializationContext['data']['connectionVersion'],
					'userDetails':			aUserSerializationContext['encryptedData']['user']['header'],
					'userDetailsVersion':	aUserSerializationContext['encryptedData']['user']['version'],
					'statistics':			aUserSerializationContext['encryptedData']['user']['statistics'],
					'lock':					aUserSerializationContext['encryptedData']['user']['lock'],
					'records': 				this.rearrangeRecordsData(aUserSerializationContext['encryptedData']['records'])
				}
			}, this));
		}
		
		deferredResult.addCallback(MochiKit.Base.bind(function() {
//console.log("this._data", resultData);
			this._data = resultData;
		}, this));
		
		deferredResult.callback();
//Clipperz.log("<<< Proxy.Test.setupWithData");

		return deferredResult;
	},

	//=========================================================================

	'b': function() {
		return this._b;
	},

	'set_b': function(aValue) {
		this._b = aValue;
	},

	//-------------------------------------------------------------------------

	'B': function() {
		return this._B;
	},

	'set_B': function(aValue) {
		this._B = aValue;
	},

	//-------------------------------------------------------------------------

	'A': function() {
		return this._A;
	},

	'set_A': function(aValue) {
		this._A = aValue;
	},

	//-------------------------------------------------------------------------

	'userData': function() {
		return this._userData;
	},
	
	'setUserData': function(aValue) {
		this._userData = aValue;
	},

	//=========================================================================

	'getTollForRequestType': function (aRequestType) {
		var	result;
		var	targetValue;
		var cost;
		
		targetValue = Clipperz.Crypto.PRNG.defaultRandomGenerator().getRandomBytes(32).toHexString().substring(2);
		switch (aRequestType) {
			case 'REGISTER':
				cost = 5;
				break;
			case 'CONNECT':
				cost = 5;
				break;
			case 'MESSAGE':
				cost = 2;
				break;
		}
		
		result = {
				requestType: aRequestType,
				targetValue: targetValue,
				cost: cost
		}

		if (this.shouldPayTolls()) {
			this.tolls()[targetValue] = result;
		}

		return result;
	},

	//-------------------------------------------------------------------------

	'checkToll': function (aFunctionName, someParameters) {
		if (this.shouldPayTolls()) {
			var localToll;
			var	tollParameters;
			
			tollParameters = someParameters['toll'];
			localToll = this.tolls()[tollParameters['targetValue']];
			
			if (localToll != null) {
				if (! Clipperz.PM.Toll.validate(tollParameters['targetValue'], tollParameters['toll'], localToll['cost'])) {
					throw "Toll value too low.";
				};
			} else {
				throw "Missing toll";
			}
		}
	},

	//=========================================================================
	
	'processMessage': function(aFunctionName, someParameters) {
		var result;

		switch(aFunctionName) {
			case 'knock':
				result = this._knock(someParameters);
				break;
			case 'registration':
				this.checkToll(aFunctionName, someParameters);
				result = this._registration(someParameters.parameters);
				break;
			case 'handshake':
				this.checkToll(aFunctionName, someParameters);
				result = this._handshake(someParameters.parameters);
				break;
			case 'message':
				this.checkToll(aFunctionName, someParameters);
				result = this._message(someParameters.parameters);
				break;
			case 'logout':
				result = this._logout(someParameters.parameters);
				break;
		}

		return result;
	},

	//=========================================================================

	'_knock': function(someParameters) {
		var result;
		
		result = {
			toll: this.getTollForRequestType(someParameters['requestType'])
//			toll: {
//				requestType: someParameters['requestType'],
//				targetValue: "3a1ba0be23580f902885c6c8a6b035e228ed1ca74d77de5f9bb0e0c899f07cfe",
//				cost: 
//			}
		}
		
		return result;
	},

	//-------------------------------------------------------------------------

	'_registration': function(someParameters) {
//console.log("_registration", someParameters);
		if (this.isReadOnly() == false) {
			if (typeof(this.data()['users'][someParameters['credentials']['C']]) == 'undefined') {
				this.data()['users'][someParameters['credentials']['C']] = {
					's':		someParameters['credentials']['s'],
					'v':		someParameters['credentials']['v'],
					'version':	someParameters['credentials']['version'],
	//				'lock':		someParameters['user']['lock'],
					'lock':		Clipperz.Crypto.Base.generateRandomSeed(),
	//				'maxNumberOfRecords':	'100',
					'userDetails':			someParameters['user']['header'],
					'statistics':			someParameters['user']['statistics'],
					'userDetailsVersion':	someParameters['user']['version'],
					'records':	{}
				}
			} else {
				throw "user already exists";
			}
		} else {
			throw Clipperz.PM.Proxy.Offline.DataStore.exception.ReadOnly;
		}

		result = {
			result: {
				'lock':		this.data()['users'][someParameters['credentials']['C']]['lock'],
				'result':	'done'
			},
			toll:   this.getTollForRequestType('CONNECT')
		}

		return MochiKit.Async.succeed(result);
	},

	//-------------------------------------------------------------------------

	'_handshake': function(someParameters) {
		var result;
		var	nextTollRequestType;

//Clipperz.log(">>> Proxy.Offline.DataStore._handshake");
		result = {};
		if (someParameters.message == "connect") {
			var userData;
			var randomBytes;
			var b, B, v;

//console.log(">>> Proxy.Offline.DataStore._handshake.connect", someParameters);
			userData = this.data()['users'][someParameters.parameters.C];
			
			if ((typeof(userData) != 'undefined') && (userData['version'] == someParameters.version)) {
				this.setUserData(userData);
			} else {
				this.setUserData(this.data()['users']['catchAllUser']);
			}

			randomBytes = Clipperz.Crypto.Base.generateRandomSeed();
			this.set_b(new Clipperz.Crypto.BigInt(randomBytes, 16));
			v = new Clipperz.Crypto.BigInt(this.userData()['v'], 16);
			this.set_B(v.add(Clipperz.Crypto.SRP.g().powerModule(this.b(), Clipperz.Crypto.SRP.n())));
			
			this.set_A(someParameters.parameters.A);
			
			result['s'] = this.userData()['s'];
			result['B'] = this.B().asString(16);
			
			nextTollRequestType = 'CONNECT';
		} else if (someParameters.message == "credentialCheck") {
			var v, u, S, A, K, M1;
			
//console.log(">>> Proxy.Offline.DataStore._handshake.credentialCheck", someParameters);
			v = new Clipperz.Crypto.BigInt(this.userData()['v'], 16);
			u = new Clipperz.Crypto.BigInt(Clipperz.PM.Crypto.encryptingFunctions.versions[someParameters.version].hash(new Clipperz.ByteArray(this.B().asString(10))).toHexString(), 16);
			A = new Clipperz.Crypto.BigInt(this.A(), 16);
			S = (A.multiply(v.powerModule(u, Clipperz.Crypto.SRP.n()))).powerModule(this.b(), Clipperz.Crypto.SRP.n());

			K = Clipperz.PM.Crypto.encryptingFunctions.versions[someParameters.version].hash(new Clipperz.ByteArray(S.asString(10))).toHexString().slice(2);

			M1 = Clipperz.PM.Crypto.encryptingFunctions.versions[someParameters.version].hash(new Clipperz.ByteArray(A.asString(10) + this.B().asString(10) + K)).toHexString().slice(2);
			if (someParameters.parameters.M1 == M1) {
				var M2;
				
				M2 = Clipperz.PM.Crypto.encryptingFunctions.versions[someParameters.version].hash(new Clipperz.ByteArray(A.asString(10) + someParameters.parameters.M1 + K)).toHexString().slice(2);
				result['M2'] = M2;
			} else {
				throw new Error("Client checksum verification failed! Expected <" + M1 + ">, received <" + someParameters.parameters.M1 + ">.", "Error");
			}

			nextTollRequestType = 'MESSAGE';
		} else if (someParameters.message == "oneTimePassword") {
			var otpData;
			
//console.log("HANDSHAKE WITH OTP", someParameters.parameters.oneTimePasswordKey);
//console.log("someParameters", someParameters);
//console.log("data.OTP", Clipperz.Base.serializeJSON(this.data()['onetimePasswords']));
			otpData = this.data()['onetimePasswords'][someParameters.parameters.oneTimePasswordKey];

			try {
				if (typeof(otpData) != 'undefined') {
					if (otpData['status'] == 'ACTIVE') {
						if (otpData['key_checksum'] == someParameters.parameters.oneTimePasswordKeyChecksum) {
							result = {
								'data':		otpData['data'],
								'version':	otpData['version']
							}

							otpData['status'] = 'REQUESTED';
						} else {
							otpData['status'] = 'DISABLED';
							throw "The requested One Time Password has been disabled, due to a wrong keyChecksum";
						}
					} else {
						throw "The requested One Time Password was not active";
					}
				} else {
					throw "The requested One Time Password has not been found"
				}
			} catch (exception) {
				result = {
					'data':		Clipperz.PM.Crypto.randomKey(),
					'version':	Clipperz.PM.Connection.communicationProtocol.currentVersion
				}
			}
			nextTollRequestType = 'CONNECT';
		} else {
			MochiKit.Logging.logError("Clipperz.PM.Proxy.Test.handshake - unhandled message: " + someParameters.message);
		}
//console.log("<<< Proxy.Offline._handshake", result);

		result = {
			result: result,
			toll:   this.getTollForRequestType(nextTollRequestType)
		}

		return MochiKit.Async.succeed(result);
	},

	//-------------------------------------------------------------------------

	'_message': function(someParameters) {
		var result;

		result = {};

		//=====================================================================
		//
		//		R	E	A	D	-	O	N	L	Y		M e t h o d s
		//
		//=====================================================================
		if (someParameters.message == 'getUserDetails') {
			var recordsStats;
			var recordReference;

//try {		
			recordsStats = {};
			for (recordReference in this.userData()['records']) {
				recordsStats[recordReference] = {
					'updateDate': this.userData()['records'][recordReference]['updateDate']
				}
			}

			result['header'] =  this.userDetails();
			result['statistics'] = this.statistics();
			result['maxNumberOfRecords'] = this.userData()['maxNumberOfRecords'];
			result['version'] = this.userData()['userDetailsVersion'];
			result['recordsStats'] = recordsStats;
			
			if (this.isReadOnly() == false) {
				var	lock;
				
				if (typeof(this.userData()['lock']) == 'undefined') {
					this.userData()['lock'] = "<<LOCK>>";
				}
				
				result['lock'] = this.userData()['lock'];
			}
//} catch (exception) {
//	console.log("*#*#*#*#*#*#*", exception);
//	throw exception;
//}
		//=====================================================================
		} else if (someParameters.message == 'getRecordDetail') {
			recordData = this.userData()['records'][someParameters['parameters']['reference']];

			result['reference'] = someParameters['parameters']['reference'];
			result['data'] = recordData['data'];
			result['version'] = recordData['version'];
			result['creationData'] = recordData['creationDate'];
			result['updateDate'] = recordData['updateDate'];
			result['accessDate'] = recordData['accessDate'];

			currentVersionData = recordData['versions'][recordData['currentVersion']];

			result['currentVersion'] = {};
			result['currentVersion']['reference'] = recordData['currentVersion'];
			result['currentVersion']['version'] = currentVersionData['version'];
			result['currentVersion']['header'] = currentVersionData['header'];
			result['currentVersion']['data'] = currentVersionData['data'];
			result['currentVersion']['creationData'] = currentVersionData['creationDate'];
			result['currentVersion']['updateDate'] = currentVersionData['updateDate'];
			result['currentVersion']['accessDate'] = currentVersionData['accessDate'];
			if (typeof(currentVersionData['previousVersion']) != 'undefined') {
				result['currentVersion']['previousVersionKey'] = currentVersionData['previousVersionKey'];
				result['currentVersion']['previousVersion'] = currentVersionData['previousVersion'];
			}

		//=====================================================================
		//
		//		R	E	A	D	-	W	R	I	T	E		M e t h o d s
		//
		//=====================================================================
		} else if (someParameters.message == 'upgradeUserCredentials') {
			if (this.isReadOnly() == false) {
				var parameters;
				parameters = someParameters.parameters;

				if (parameters['C'] == null) {
					result = Clipperz.PM.DataModel.User.exception.CredentialUpgradeFailed;
				} else if (parameters['s'] == null) {
					result = Clipperz.PM.DataModel.User.exception.CredentialUpgradeFailed;
				} else if (parameters['v'] == null) {
					result = Clipperz.PM.DataModel.User.exception.CredentialUpgradeFailed;
				} else if (parameters['version'] != Clipperz.PM.Connection.communicationProtocol.currentVersion) {
					result = Clipperz.PM.DataModel.User.exception.CredentialUpgradeFailed;
				} else {
					result = {result:"done", parameters:parameters};
				}
			} else {
				throw Clipperz.PM.Proxy.Offline.DataStore.exception.ReadOnly;
			}
		//=====================================================================
/*		} else if (someParameters.message == 'updateData') {
			if (this.isReadOnly() == false) {
				var i, c;

//console.log("###===============================================================");
//console.log("###>>>", Clipperz.Base.serializeJSON(someParameters));
//console.log("###--- userData", Clipperz.Base.serializeJSON(this.userData()));
				if (this.userData()['lock']	!= someParameters['parameters']['user']['lock']) {
					throw "the lock attribute is not processed correctly"
				}

				this.userData()['userDetails']			= someParameters['parameters']['user']['header'];
				this.userData()['statistics']			= someParameters['parameters']['user']['statistics'];
				this.userData()['userDetailsVersions']	= someParameters['parameters']['user']['version'];

				c = someParameters['parameters']['records'].length;
				for (i=0; i<c; i++) {
					var currentRecord;
					var currentRecordData;

					currentRecordData = someParameters['parameters']['records'][i];
					currentRecord = this.userData()['records'][currentRecordData['record']['reference']];
					
					if (currentRecord == null) {
					}
					
					currentRecord['data'] = currentRecordData['record']['data'];
					currentRecord['version'] = currentRecordData['record']['version'];
					currentRecord['currentVersion'] = currentRecordData['currentRecordVersion']['reference'];
					
					currentRecord['versions'][currentRecordData['currentRecordVersion']['reference']] = {
						'data':					currentRecordData['currentRecordVersion']['data'],
						'version':				currentRecordData['currentRecordVersion']['version'],
						'previousVersion':		currentRecordData['currentRecordVersion']['previousVersion'],
						'previousVersionKey':	currentRecordData['currentRecordVersion']['previousVersionKey']
					}
				}

				this.userData()['lock'] = Clipperz.PM.Crypto.randomKey();
				result['lock'] = this.userData()['lock'];
				result['result'] = 'done';
//console.log("###<<< userData", Clipperz.Base.serializeJSON(this.userData()));
			} else {
				throw Clipperz.PM.Proxy.Offline.DataStore.exception.ReadOnly;
			}
*/		//=====================================================================
		} else if (someParameters.message == 'saveChanges') {
			if (this.isReadOnly() == false) {
				var i, c;

//console.log("###===============================================================");
//console.log("###>>>", someParameters);
//console.log("###>>>", Clipperz.Base.serializeJSON(someParameters));
//console.log("###--- userData", Clipperz.Base.serializeJSON(this.userData()));
//console.log("###===============================================================");
//console.log("--- userData.lock  ", this.userData()['lock']);
//console.log("--- parameters.lock", someParameters['parameters']['user']['lock']);
				if (this.userData()['lock']	!= someParameters['parameters']['user']['lock']) {
					throw "the lock attribute is not processed correctly"
				}

				this.userData()['userDetails']			= someParameters['parameters']['user']['header'];
				this.userData()['statistics']			= someParameters['parameters']['user']['statistics'];
				this.userData()['userDetailsVersions']	= someParameters['parameters']['user']['version'];

				c = someParameters['parameters']['records']['updated'].length;
				for (i=0; i<c; i++) {
					var currentRecord;
					var currentRecordData;

					currentRecordData = someParameters['parameters']['records']['updated'][i];
					currentRecord = this.userData()['records'][currentRecordData['record']['reference']];

					if (
						(typeof(this.userData()['records'][currentRecordData['record']['reference']]) == 'undefined')
						&&
						(typeof(currentRecordData['currentRecordVersion']) == 'undefined')
					) {
//console.log("######## SHIT HAPPENS");
						throw "Record added without a recordVersion";
					}

					if (currentRecord == null) {
						currentRecord = {};
						currentRecord['versions'] = {};
						currentRecord['creationDate']	= Clipperz.PM.Date.formatDateWithUTCFormat(new Date());
						currentRecord['accessDate']		= Clipperz.PM.Date.formatDateWithUTCFormat(new Date());

						this.userData()['records'][currentRecordData['record']['reference']] = currentRecord;
					}
					
					currentRecord['data']		= currentRecordData['record']['data'];
					currentRecord['version']	= currentRecordData['record']['version'];
					currentRecord['updateDate']	= Clipperz.PM.Date.formatDateWithUTCFormat(new Date());

					if (typeof(currentRecordData['currentRecordVersion']) != 'undefined') {
						currentRecord['currentVersion'] = currentRecordData['currentRecordVersion']['reference'];
						currentRecord['versions'][currentRecordData['currentRecordVersion']['reference']] = {
							'data':					currentRecordData['currentRecordVersion']['data'],
							'version':				currentRecordData['currentRecordVersion']['version'],
							'previousVersion':		currentRecordData['currentRecordVersion']['previousVersion'],
							'previousVersionKey':	currentRecordData['currentRecordVersion']['previousVersionKey'],
							'creationDate':	Clipperz.PM.Date.formatDateWithUTCFormat(new Date()),
							'updateDate':	Clipperz.PM.Date.formatDateWithUTCFormat(new Date()),
							'accessDate':	Clipperz.PM.Date.formatDateWithUTCFormat(new Date())
						}
					}
				}

				c = someParameters['parameters']['records']['deleted'].length;
				for (i=0; i<c; i++) {
					var currentRecordReference;

					currentRecordReference = someParameters['parameters']['records']['deleted'][i];
//console.log("DELETING records", currentRecordReference);
					delete this.userData()['records'][currentRecordReference];
				}

				this.userData()['lock'] = Clipperz.PM.Crypto.randomKey();
				result['lock'] = this.userData()['lock'];
				result['result'] = 'done';
//console.log("###<<< userData", Clipperz.Base.serializeJSON(this.userData()));
			} else {
				throw Clipperz.PM.Proxy.Offline.DataStore.exception.ReadOnly;
			}

		//=====================================================================
		//
		//		U	N	H	A	N	D	L	E	D		M e t h o d
		//
		//=====================================================================
		} else {
			MochiKit.Logging.logError("Clipperz.PM.Proxy.Test.message - unhandled message: " + someParameters.message);
		}
	
		result = {
			result: result,
			toll:   this.getTollForRequestType('MESSAGE')
		}

		return MochiKit.Async.succeed(result);
	},

	//-------------------------------------------------------------------------

	'_logout': function(someParameters) {
		return MochiKit.Async.succeed({result: 'done'});
	},

	//=========================================================================
	//#########################################################################

	'isTestData': function() {
		return (typeof(this.userData()['__masterkey_test_value__']) != 'undefined');
	},

	'userDetails': function() {
		var result;
		
		if (this.isTestData()) {
			var serializedHeader;
			var version;

//MochiKit.Logging.logDebug("### test data");
			version = this.userData()['userDetailsVersion'];
			serializedHeader = Clipperz.Base.serializeJSON(this.userData()['userDetails']);
			result = Clipperz.PM.Crypto.encryptingFunctions.versions[version].encrypt(this.userData()['__masterkey_test_value__'], serializedHeader);
		} else {
//MochiKit.Logging.logDebug("### NOT test data");
 			result = this.userData()['userDetails'];
		}
		
		return result;
	},
	
	'statistics': function() {
		var result;

		if (this.userData()['statistics'] != null) {
			if (this.isTestData()) {
				var serializedStatistics;
				var version;

				version = this.userData()['userDetailsVersion'];
				serializedStatistics = Clipperz.Base.serializeJSON(this.userData()['statistics']);
				result = Clipperz.PM.Crypto.encryptingFunctions.versions[version].encrypt(this.userData()['__masterkey_test_value__'], serializedStatistics);
			} else {
			 	result = this.userData()['statistics'];
			}
		} else {
			result = null;
		}
		
		return result;
	},

/*
	'userSerializedEncryptedData': function(someData) {
		var deferredResult;
		var deferredContext;
		
		deferredContext = { 'data': someData };
		
		deferredResult = new Clipperz.Async.Deferred('Proxy.Test.serializeUserEncryptedData', {trace:false});
		deferredResult.addCallback(MochiKit.Base.bind(function(aDeferredContext) {
			aDeferredContext['user'] = this.createUserUsingConfigurationData(aDeferredContext['data']);
			return aDeferredContext;
		}, this));
		deferredResult.addCallback(function(aDeferredContext) {
//			return aDeferredContext['user'].encryptedDataUsingVersion(aDeferredContext['data']['version']);
			return aDeferredContext['user'].serializedDataUsingVersion(MochiKit.Base.values(aDeferredContext['user'].records()), aDeferredContext['data']['version']);
		});
		deferredResult.addCallback(function(aUserEncryptedData) {
			deferredContext['encryptedData'] = aUserEncryptedData;
			return deferredContext;
		});
		deferredResult.addCallback(function(aDeferredContext) {
			var connection;

			connection = new Clipperz.PM.Connection.communicationProtocol.versions[aDeferredContext['data']['connectionVersion']]()
			aDeferredContext['credentials'] = connection.serverSideUserCredentials(aDeferredContext['user'].username(),aDeferredContext['user'].passphrase());

			return aDeferredContext;
		});

//		deferredResult.addCallback(function(aDeferredContext) {
//console.log("#-#-#-#-#", aDeferredContext);
//			return aDeferredContext['user'].serializedDataUsingVersion(MochiKit.Base.values(aDeferredContext['user'].records()), aDeferredContext['data']['version']);
//		}, deferredContext);
//		deferredResult.addCallback(function(aUserSerializedData) {
//console.log("USER SERIALIZED DATA", aUserSerializedData);
//		});
//
//		deferredResult.addCallback(MochiKit.Async.succeed, deferredContext);
		deferredResult.callback(deferredContext);
		
		return deferredResult;
	},

	'createUserUsingConfigurationData': function(someData) {
		var result;
		var user;
		var recordLabel;

		user = new Clipperz.PM.DataModel.User();
		user.initForTests();
		user.setUsername(someData['username']);
		user.setPassphrase(someData['passphrase']);

		for (recordLabel in someData['records']) {
			var recordData;
			var record;
			var i, c;
			
			recordData = someData['records'][recordLabel];
			record = new Clipperz.PM.DataModel.Record({user:user, label:recordLabel});
			record.setNotes(recordData['notes']);
			
			c = recordData['fields'].length;
			for (i=0; i<c; i++) {
				var recordField;
				
				recordField = new Clipperz.PM.DataModel.RecordField();
				recordField.setLabel(recordData['fields'][i]['name']);
				recordField.setValue(recordData['fields'][i]['value']);
				recordField.setType(recordData['fields'][i]['type']);
				record.addField(recordField);
			}
			user.addRecord(record, true);
		}
		
		result = user;
		
		return result;
	},
*/
	//=========================================================================
	__syntaxFix__: "syntax fix"
});

Clipperz.PM.Proxy.Offline.DataStore['exception'] = {
	'ReadOnly': 		new MochiKit.Base.NamedError("Clipperz.PM.Proxy.Offline.DataStore.exception.ReadOnly")
};