add store/restore passphrasse methods

js/models/Identity.js

@@ -295,14 +295,17 @@ Identity.prototype.close = function(cb) {
  * @return {Wallet}
  */
 Identity.prototype.importWallet = function(base64, password, skipFields, cb) {
+  preconditions.checkArgument(password);
   preconditions.checkArgument(cb);
 
+  this.storage.savePassphrase();
   this.storage.setPassword(password);
-
   var obj = this.storage.decrypt(base64);
-  if (!obj) return false;
+  this.storage.restorePassphrase();
 
+  if (!obj) return false;
   var w = Identity._walletFromObj(obj, this.storage, this.networkOpts, this.blockchainOpts);
+console.log('[Identity.js.307:Identity:]',w); //TODO
   this._checkVersion(w.version);
   this.addWallet(w, function(err) {
     if (err) return cb(err);

js/models/Storage.js

@@ -45,8 +45,24 @@ Storage.prototype._getPassphrase = function() {
     throw new Error('NOPASSPHRASE: No passphrase set');
 
   return pps[this.__uniqueid];
-}
+};
 
+Storage.prototype.savePassphrase = function() {
+  if (!pps[this.__uniqueid])
+    throw new Error('NOPASSPHRASE: No passphrase set');
+
+  this.savedPassphrase = this.savedPassphrase || {};
+  this.savedPassphrase[this.__uniqueid] = pps[this.__uniqueid];
+};
+
+
+Storage.prototype.restorePassphrase = function() {
+  if (!this.savedPassphrase[this.__uniqueid])
+    throw new Error('NOSTOREDPASSPHRASE: No stored passphrase');
+
+  pps[this.__uniqueid] = this.savedPassphrase[this.__uniqueid];
+  this.savedPassphrase[this.__uniqueid] = undefined;
+};
 
 Storage.prototype.hasPassphrase = function() {
   return pps[this.__uniqueid] ? true : false;

test/Identity.js

@@ -32,6 +32,8 @@ describe('Identity model', function() {
   beforeEach(function(done) {
     storage = sinon.stub();
     storage.getItem = sinon.stub();
+    storage.savePassphrase = sinon.spy();
+    storage.restorePassphrase = sinon.spy();
     storage.setPassword = sinon.spy();
     storage.hasPassphrase = sinon.stub().returns(true);
     storage.getSessionId = sinon.spy();
@@ -127,7 +129,7 @@ describe('Identity model', function() {
 
     describe('#open', function(done) {
       beforeEach(function() {
-        storage.getFirst = sinon.stub().yields('wallet1234');
+        storage.getFirst = sinon.stub().yields(null, 'wallet1234');
         profile.listWallets = sinon.stub().returns([{id:'walletid'}]);
         Identity._openProfile = sinon.stub().callsArgWith(3, null, profile);
           Identity._walletRead = sinon.stub().callsArgWith(2, null, wallet);
@@ -230,7 +232,7 @@ describe('Identity model', function() {
     beforeEach(function() {
       iden.migrateWallet = sinon.stub().yields(null);
       storage.setPassword = sinon.spy();
-      storage.getFirst = sinon.stub().yields('wallet1234');
+      storage.getFirst = sinon.stub().yields(null, 'wallet1234');
 
       var wallet = sinon.stub();
       wallet.store = sinon.stub().yields(null);
@@ -256,6 +258,7 @@ describe('Identity model', function() {
 
     beforeEach(function() {
       iden.migrateWallet = sinon.stub().yields(null);
+      storage.getFirst = sinon.stub().yields(null, 'wallet1234');
     });
 
     it('should create wallet from encrypted object', function(done) {
@@ -266,9 +269,12 @@ describe('Identity model', function() {
 
       wallet.getId = sinon.stub().returns('ID123');
       Identity._walletFromObj = sinon.stub().returns(wallet);
+      Identity._walletRead = sinon.stub().yields(null,wallet);
 
       iden.importWallet("encrypted object", "xxx", [], function(err) {
         iden.openWallet('ID123', function(err, w) {
+          iden.storage.savePassphrase.calledOnce.should.equal(true);
+          iden.storage.restorePassphrase.calledOnce.should.equal(true);
           should.not.exist(err);
           should.exist(w);
           done();

test/Storage.js

@@ -22,7 +22,7 @@ describe('Storage model', function() {
     var s2 = new Storage(requireMock('FakeLocalStorage').storageParams);
     (function() {
       var params = _.clone(requireMock('FakeLocalStorage').storageParams);
-      params.password = undefined;
+      params.passphrase = '1234';
       new Storage(params);
     }).should.throw('Illegal Argument');
   });

test/mocks/FakeLocalStorage.js

@@ -32,7 +32,7 @@ module.exports.storageParams = {
   password: '123',
   db: new FakeLocalStorage(),
   sessionStorage:  new FakeLocalStorage(),
-  passphrase: {
+  passphraseConfig: {
     iterations: 1,
   },
 };