mirror of
http://git.whoc.org.uk/git/password-manager.git
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133 lines
3.6 KiB
JavaScript
133 lines
3.6 KiB
JavaScript
/*
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Copyright 2008-2013 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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if (typeof(Clipperz) == 'undefined') { Clipperz = {}; }
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if (typeof(Clipperz.PM) == 'undefined') { Clipperz.PM = {}; }
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if (typeof(Clipperz.PM.PIN) == 'undefined') { Clipperz.PM.PIN = {}; }
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MochiKit.Base.update(Clipperz.PM.PIN, {
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//-------------------------------------------------------------------------
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'__repr__': function () {
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return "[" + this.NAME + " " + this.VERSION + "]";
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},
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//-------------------------------------------------------------------------
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'toString': function () {
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return this.__repr__();
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},
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'CREDENTIALS': 'CLIPPERZ.CREDENTIALS',
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'FAILURE_COUNT': 'CLIPPERZ.FAILED_LOGIN_COUNT',
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'ALLOWED_RETRY': 3,
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//-------------------------------------------------------------------------
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'isSet': function () {
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return (this.storedCredentials() != null);
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},
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'storedCredentials': function () {
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return localStorage[this.CREDENTIALS];
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},
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//-------------------------------------------------------------------------
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'recordFailedAttempt': function () {
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var failureCount;
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var result;
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failureCount = localStorage[this.FAILURE_COUNT];
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if (failureCount == null) {
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failureCount = 0
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}
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failureCount ++;
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if (failureCount < this.ALLOWED_RETRY) {
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localStorage[this.FAILURE_COUNT] = failureCount;
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result = failureCount;
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} else {
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this.removeLocalCredentials();
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result = -1;
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}
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return result;
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},
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'resetFailedAttemptCount': function () {
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localStorage.removeItem(this.FAILURE_COUNT);
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},
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'failureCount': function () {
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return localStorage[this.FAILURE_COUNT];
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},
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//-------------------------------------------------------------------------
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'deriveKeyFromPin': function (aPIN) {
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return Clipperz.Crypto.SHA.sha256(new Clipperz.ByteArray(aPIN));
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},
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'credentialsWithPIN': function (aPIN) {
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var byteArrayValue;
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var decryptedValue;
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var result;
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byteArrayValue = (new Clipperz.ByteArray()).appendBase64String(localStorage[this.CREDENTIALS]);
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decryptedValue = Clipperz.Crypto.AES.decrypt(this.deriveKeyFromPin(aPIN), byteArrayValue).asString();
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try {
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result = Clipperz.Base.evalJSON(decryptedValue);
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} catch (error) {
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result = {'username':'fakeusername', 'passphrase':'fakepassphrase'};
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}
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return result;
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},
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'setCredentialsWithPIN': function (aPIN, someCredentials) {
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var encodedValue;
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var byteArrayValue;
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var encryptedValue;
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encodedValue = Clipperz.Base.serializeJSON(someCredentials);
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byteArrayValue = new Clipperz.ByteArray(encodedValue);
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encryptedValue = Clipperz.Crypto.AES.encrypt(this.deriveKeyFromPin(aPIN), byteArrayValue).toBase64String();
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localStorage[this.CREDENTIALS] = encryptedValue;
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},
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'removeLocalCredentials': function () {
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localStorage.removeItem(this.CREDENTIALS);
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localStorage.removeItem(this.FAILURE_COUNT);
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},
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//-------------------------------------------------------------------------
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__syntaxFix__: "syntax fix"
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});
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