Added MFA to model and internal user

backend/internal/user.js

@@ -7,6 +7,8 @@ const authModel           = require('../models/auth');
 const gravatar            = require('gravatar');
 const internalToken       = require('./token');
 const internalAuditLog    = require('./audit-log');
+const authenticator    = require('authenticator');
+const qrcode = require('qrcode');
 
 function omissions () {
 	return ['is_deleted'];
@@ -507,6 +509,36 @@ const internalUser = {
 			.then((user) => {
 				return internalToken.getTokenFromUser(user);
 			});
+	},
+
+	createMFAKey: (access, data) => {
+		return access.can('users:activate_mfa', data.id)
+			.then(() => {
+				return internalUser.get(access, {id: data.id});
+			})
+			.then((user) => {
+				let secret = authenticator.generateKey();
+				return userModel
+					.query()
+					.patchAndFetchById(user.id, { mfa_key: secret })
+					.then(() => {
+						let uri = authenticator.generateTotpUri(secret, user.email, 'NginxProxyManager');
+						return qrcode.toDataURL(uri);
+					})
+					.then((qrCode) => {
+						return { user, qrCode };
+					});
+			})
+			.then(({ user, qrCode }) => {
+				return internalAuditLog.add(access, {
+					action:      'updated',
+					object_type: 'user',
+					object_id:   user.id,
+					meta:        data
+
+				})
+					.then(() => ({ user, qrCode }));
+			});
 	}
 };