promisify makekeypair and generate keys on login

src/app/accounts/accountsRegisterController.js

@@ -32,27 +32,30 @@ angular
 
             var email = $scope.model.email.toLowerCase();
             var key = cryptoService.makeKey($scope.model.masterPassword, email);
-            cryptoService.makeKeyPair(key, function (publicKey, privateKeyEnc, errors) {
-                if (errors) {
-                    validationService.addError(form, null, 'Problem generating keys.', true);
-                    return;
-                }
 
+            $scope.registerPromise = cryptoService.makeKeyPair(key).then(function (result) {
                 var request = {
                     name: $scope.model.name,
                     email: email,
                     masterPasswordHash: cryptoService.hashPassword($scope.model.masterPassword, key),
                     masterPasswordHint: $scope.model.masterPasswordHint,
                     keys: {
-                        publicKey: publicKey,
-                        encryptedPrivateKey: privateKeyEnc
+                        publicKey: result.publicKey,
+                        encryptedPrivateKey: result.privateKeyEnc
                     }
                 };
 
-                $scope.registerPromise = apiService.accounts.register(request, function () {
-                    $scope.success = true;
-                    $analytics.eventTrack('Registered');
-                }).$promise;
+                return apiService.accounts.register(request);
+            }, function (errors) {
+                validationService.addError(form, null, 'Problem generating keys.', true);
+                return false;
+            }).then(function (result) {
+                if (result === false) {
+                    return;
+                }
+
+                $scope.success = true;
+                $analytics.eventTrack('Registered');
             });
         };
     });

src/app/services/apiService.js

@@ -88,6 +88,7 @@
             postTwoFactorRecover: { url: _apiUri + '/accounts/two-factor-recover', method: 'POST', params: {} },
             postPasswordHint: { url: _apiUri + '/accounts/password-hint', method: 'POST', params: {} },
             putSecurityStamp: { url: _apiUri + '/accounts/security-stamp', method: 'POST', params: {} },
+            putKeys: { url: _apiUri + '/accounts/keys', method: 'POST', params: {} },
             'import': { url: _apiUri + '/accounts/import', method: 'POST', params: {} },
             postDelete: { url: _apiUri + '/accounts/delete', method: 'POST', params: {} }
         });

src/app/services/authService.js

@@ -25,7 +25,8 @@ angular
             // TODO: device information one day?
 
             var deferred = $q.defer();
-            apiService.identity.token(request, function (response) {
+
+            apiService.identity.token(request).$promise.then(function (response) {
                 if (!response || !response.access_token) {
                     return;
                 }
@@ -33,14 +34,31 @@ angular
                 tokenService.setToken(response.access_token);
                 tokenService.setRefreshToken(response.refresh_token);
                 cryptoService.setKey(key);
+
                 if (response.PrivateKey) {
                     cryptoService.setPrivateKey(response.PrivateKey, key);
+                    return true;
+                }
+                else {
+                    return cryptoService.makeKeyPair(key);
+                }
+            }).then(function (keyResults) {
+                if (keyResults === true) {
+                    return;
                 }
 
-                _service.setUserProfile().then(function () {
-                    deferred.resolve();
-                });
+                cryptoService.setPrivateKey(keyResults.privateKeyEnc, key);
+                return apiService.accounts.putKeys({
+                    publicKey: keyResults.publicKey,
+                    encryptedPrivateKey: keyResults.privateKeyEnc
+                }).$promise;
+            }).then(function () {
+                return _service.setUserProfile();
+            }).then(function () {
+                deferred.resolve();
             }, function (error) {
+                _service.logOut();
+
                 if (error.status === 400 && error.data.TwoFactorProviders && error.data.TwoFactorProviders.length) {
                     deferred.resolve(error.data.TwoFactorProviders);
                 }

src/app/services/cryptoService.js

@@ -1,7 +1,7 @@
 angular
     .module('bit.services')
 
-    .factory('cryptoService', function ($sessionStorage, constants) {
+    .factory('cryptoService', function ($sessionStorage, constants, $q) {
         var _service = {},
             _key,
             _b64Key,
@@ -220,23 +220,30 @@ angular
             return key;
         };
 
-        _service.makeKeyPair = function (key, callback) {
+        _service.makeKeyPair = function (key) {
+            var deferred = $q.defer();
+
             forge.pki.rsa.generateKeyPair({ bits: 2048, workers: 2 }, function (error, keypair) {
                 if (error) {
-                    callback(null, null, error);
+                    deferred.reject(error);
                     return;
                 }
 
                 var privateKeyAsn1 = forge.pki.privateKeyToAsn1(keypair.privateKey);
                 var privateKeyPkcs8 = forge.pki.wrapRsaPrivateKey(privateKeyAsn1);
                 var privateKeyBytes = forge.asn1.toDer(privateKeyPkcs8).getBytes();
-                var privateKeyEncBytes = _service.encrypt(privateKeyBytes, key, 'raw');
+                var privateKeyEncCt = _service.encrypt(privateKeyBytes, key, 'raw');
 
                 var publicKeyAsn1 = forge.pki.publicKeyToAsn1(keypair.publicKey);
                 var publicKeyBytes = forge.asn1.toDer(publicKeyAsn1).getBytes();
 
-                callback(forge.util.encode64(publicKeyBytes), privateKeyEncBytes, null);
+                deferred.resolve({
+                    publicKey: forge.util.encode64(publicKeyBytes),
+                    privateKeyEnc: privateKeyEncCt
+                });
             });
+
+            return deferred.promise;
         };
 
         _service.makeShareKey = function () {