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739b57e05b
Closes #3357 - API method User#edit now handles User objects that have either an array of Role ids or objects. - Fixed error handler notification on upload modal controller.
695 lines
25 KiB
JavaScript
695 lines
25 KiB
JavaScript
var _ = require('lodash'),
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when = require('when'),
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errors = require('../errors'),
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nodefn = require('when/node'),
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bcrypt = require('bcryptjs'),
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ghostBookshelf = require('./base'),
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http = require('http'),
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crypto = require('crypto'),
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validator = require('validator'),
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Role = require('./role').Role,
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tokenSecurity = {},
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User,
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Users;
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function validatePasswordLength(password) {
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try {
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if (!validator.isLength(password, 8)) {
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throw new Error('Your password must be at least 8 characters long.');
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}
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} catch (error) {
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return when.reject(error);
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}
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return when.resolve();
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}
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function generatePasswordHash(password) {
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// Generate a new salt
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return nodefn.call(bcrypt.genSalt).then(function (salt) {
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// Hash the provided password with bcrypt
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return nodefn.call(bcrypt.hash, password, salt);
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});
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}
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User = ghostBookshelf.Model.extend({
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tableName: 'users',
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saving: function (newPage, attr, options) {
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/*jshint unused:false*/
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var self = this;
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// disabling sanitization until we can implement a better version
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// this.set('name', this.sanitize('name'));
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// this.set('email', this.sanitize('email'));
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// this.set('location', this.sanitize('location'));
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// this.set('website', this.sanitize('website'));
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// this.set('bio', this.sanitize('bio'));
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ghostBookshelf.Model.prototype.saving.apply(this, arguments);
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if (this.hasChanged('slug') || !this.get('slug')) {
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// Generating a slug requires a db call to look for conflicting slugs
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return ghostBookshelf.Model.generateSlug(User, this.get('slug') || this.get('name'),
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{transacting: options.transacting})
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.then(function (slug) {
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self.set({slug: slug});
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});
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}
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},
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// Get the user from the options object
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contextUser: function (options) {
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// Default to context user
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if (options.context && options.context.user) {
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return options.context.user;
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// Other wise use the internal override
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} else if (options.context && options.context.internal) {
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return 1;
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// This is the user object, so try using this user's id
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} else if (this.get('id')) {
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return this.get('id');
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} else {
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errors.logAndThrowError(new Error('missing context'));
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}
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},
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toJSON: function (options) {
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var attrs = ghostBookshelf.Model.prototype.toJSON.call(this, options);
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// remove password hash for security reasons
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delete attrs.password;
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return attrs;
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},
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posts: function () {
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return this.hasMany('Posts', 'created_by');
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},
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roles: function () {
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return this.belongsToMany('Role');
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},
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permissions: function () {
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return this.belongsToMany('Permission');
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}
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}, {
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/**
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* Returns an array of keys permitted in a method's `options` hash, depending on the current method.
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* @param {String} methodName The name of the method to check valid options for.
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* @return {Array} Keys allowed in the `options` hash of the model's method.
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*/
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permittedOptions: function (methodName) {
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var options = ghostBookshelf.Model.permittedOptions(),
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// whitelists for the `options` hash argument on methods, by method name.
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// these are the only options that can be passed to Bookshelf / Knex.
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validOptions = {
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findOne: ['withRelated'],
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findAll: ['withRelated'],
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setup: ['id'],
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edit: ['withRelated', 'id'],
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findPage: ['page', 'limit', 'status']
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};
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if (validOptions[methodName]) {
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options = options.concat(validOptions[methodName]);
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}
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return options;
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},
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/**
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* ### Find All
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*
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* @param options
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* @returns {*}
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*/
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findAll: function (options) {
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options = options || {};
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options.withRelated = _.union([ 'roles' ], options.include);
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return ghostBookshelf.Model.findAll.call(this, options);
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},
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/**
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* #### findPage
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* Find results by page - returns an object containing the
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* information about the request (page, limit), along with the
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* info needed for pagination (pages, total).
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*
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* **response:**
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*
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* {
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* users: [
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* {...}, {...}, {...}
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* ],
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* meta: {
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* page: __,
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* limit: __,
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* pages: __,
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* total: __
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* }
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* }
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*
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* @params {Object} options
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*/
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findPage: function (options) {
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options = options || {};
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var userCollection = Users.forge(),
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userQuery;
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if (options.limit && options.limit !== 'all') {
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options.limit = parseInt(options.limit) || 15;
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}
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options = this.filterOptions(options, 'findPage');
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// Set default settings for options
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options = _.extend({
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page: 1, // pagination page
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limit: 15,
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status: 'active',
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where: {}
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}, options);
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//TODO: there are multiple statuses that make a user "active" or "invited" - we a way to translate/map them:
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//TODO (cont'd from above): * valid "active" statuses: active, warn-1, warn-2, warn-3, warn-4, locked
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//TODO (cont'd from above): * valid "invited" statuses" invited, invited-pending
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// the status provided.
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if (options.status) {
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// make sure that status is valid
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//TODO: need a better way of getting a list of statuses other than hard-coding them...
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options.status = _.indexOf(['active', 'warn-1', 'warn-2', 'warn-3', 'locked', 'invited'], options.status) !== -1 ? options.status : 'active';
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options.where.status = options.status;
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}
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// If there are where conditionals specified, add those
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// to the query.
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if (options.where) {
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userCollection.query('where', options.where);
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}
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// Add related objects
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options.withRelated = _.union([ 'roles' ], options.include);
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//only include a limit-query if a numeric limit is provided
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if (_.isNumber(options.limit)) {
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userCollection
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.query('limit', options.limit)
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.query('offset', options.limit * (options.page - 1));
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}
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userQuery = userCollection
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.query('orderBy', 'last_login', 'DESC')
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.query('orderBy', 'name', 'ASC')
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.query('orderBy', 'created_at', 'DESC')
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.fetch(_.omit(options, 'page', 'limit'));
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return when(userQuery)
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// Fetch pagination information
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.then(function () {
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var qb,
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tableName = _.result(userCollection, 'tableName'),
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idAttribute = _.result(userCollection, 'idAttribute');
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// After we're done, we need to figure out what
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// the limits are for the pagination values.
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qb = ghostBookshelf.knex(tableName);
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if (options.where) {
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qb.where(options.where);
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}
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return qb.count(tableName + '.' + idAttribute + ' as aggregate');
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})
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// Format response of data
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.then(function (resp) {
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var totalUsers = parseInt(resp[0].aggregate, 10),
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calcPages = Math.ceil(totalUsers / options.limit),
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pagination = {},
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meta = {},
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data = {};
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pagination.page = parseInt(options.page, 10);
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pagination.limit = options.limit;
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pagination.pages = calcPages === 0 ? 1 : calcPages;
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pagination.total = totalUsers;
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pagination.next = null;
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pagination.prev = null;
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// Pass include to each model so that toJSON works correctly
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if (options.include) {
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_.each(userCollection.models, function (item) {
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item.include = options.include;
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});
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}
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data.users = userCollection.toJSON();
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data.meta = meta;
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meta.pagination = pagination;
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if (pagination.pages > 1) {
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if (pagination.page === 1) {
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pagination.next = pagination.page + 1;
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} else if (pagination.page === pagination.pages) {
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pagination.prev = pagination.page - 1;
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} else {
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pagination.next = pagination.page + 1;
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pagination.prev = pagination.page - 1;
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}
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}
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return data;
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})
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.catch(errors.logAndThrowError);
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},
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/**
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* ### Find One
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* @extends ghostBookshelf.Model.findOne to include roles
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* **See:** [ghostBookshelf.Model.findOne](base.js.html#Find%20One)
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*/
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findOne: function (data, options) {
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options = options || {};
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options.withRelated = _.union([ 'roles' ], options.include);
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// Support finding by role
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if (data.role) {
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options.withRelated = [{
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'roles': function (qb) {
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qb.where('name', data.role);
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}
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}];
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delete data.role;
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}
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return ghostBookshelf.Model.findOne.call(this, data, options);
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},
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/**
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* ### Edit
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* @extends ghostBookshelf.Model.edit to handle returning the full object
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* **See:** [ghostBookshelf.Model.edit](base.js.html#edit)
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*/
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edit: function (data, options) {
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var self = this,
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adminRole,
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ownerRole;
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options = options || {};
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options.withRelated = _.union([ 'roles' ], options.include);
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return ghostBookshelf.Model.edit.call(this, data, options).then(function (user) {
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if (data.roles) {
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if (user.id === options.context.user) {
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return when.reject(new errors.ValidationError('You are not allowed to assign a new role to yourself'));
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}
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if (data.roles.length > 1) {
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return when.reject(new errors.ValidationError('Only one role per user is supported at the moment.'));
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}
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return Role.findOne({id: data.roles[0].id || data.roles[0]}).then(function (role) {
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if (role && role.get('name') === 'Owner') {
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// Get admin and owner role
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return Role.findOne({name: 'Administrator'}).then(function (result) {
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adminRole = result;
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return Role.findOne({name: 'Owner'});
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}).then(function (result) {
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ownerRole = result;
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return User.findOne({id: options.context.user});
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}).then(function (contextUser) {
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// check if user has the owner role
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var currentRoles = contextUser.toJSON().roles;
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if (!_.contains(currentRoles, ownerRole.id)) {
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return when.reject(new errors.ValidationError('Only owners are able to transfer the owner role.'));
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}
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// convert owner to admin
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return contextUser.roles().updatePivot({role_id: adminRole.id});
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}).then(function () {
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// assign owner role to a new user
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return user.roles().updatePivot({role_id: ownerRole.id});
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});
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} else {
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// assign all other roles
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return user.roles().updatePivot({role_id: data.roles[0].id || data.roles[0]});
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}
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}).then(function () {
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return self.findOne(user, options);
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});
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}
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return user;
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});
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},
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/**
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* ## Add
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* Naive user add
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* Hashes the password provided before saving to the database.
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*
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* @param {object} data
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* @param {object} options
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* @extends ghostBookshelf.Model.add to manage all aspects of user signup
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* **See:** [ghostBookshelf.Model.add](base.js.html#Add)
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*/
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add: function (data, options) {
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var self = this,
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// Clone the _user so we don't expose the hashed password unnecessarily
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userData = this.filterData(data);
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options = this.filterOptions(options, 'add');
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options.withRelated = _.union([ 'roles' ], options.include);
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return validatePasswordLength(userData.password).then(function () {
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return self.forge().fetch();
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}).then(function () {
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// Generate a new password hash
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return generatePasswordHash(data.password);
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}).then(function (hash) {
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// Assign the hashed password
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userData.password = hash;
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// LookupGravatar
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return self.gravatarLookup(userData);
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}).then(function (userData) {
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// Save the user with the hashed password
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return ghostBookshelf.Model.add.call(self, userData, options);
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}).then(function (addedUser) {
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// Assign the userData to our created user so we can pass it back
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userData = addedUser;
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if (!data.role) {
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// TODO: needs change when owner role is introduced and setup is changed
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data.role = 1;
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}
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return userData.roles().attach(data.role);
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}).then(function (addedUserRole) {
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/*jshint unused:false*/
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// find and return the added user
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return self.findOne({id: userData.id}, options);
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});
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},
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setup: function (data, options) {
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var self = this,
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userData = this.filterData(data);
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options = this.filterOptions(options, 'setup');
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options.withRelated = _.union([ 'roles' ], options.include);
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return validatePasswordLength(userData.password).then(function () {
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// Generate a new password hash
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return generatePasswordHash(data.password);
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}).then(function (hash) {
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// Assign the hashed password
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userData.password = hash;
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// LookupGravatar
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return self.gravatarLookup(userData);
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}).then(function (userWithGravatar) {
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userData = userWithGravatar;
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// Generate a new slug
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return ghostBookshelf.Model.generateSlug.call(this, User, userData.name, options);
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}).then(function (slug) {
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// Assign slug and save the updated user
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userData.slug = slug;
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return self.edit.call(self, userData, options);
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});
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},
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permissable: function (userModelOrId, context, loadedPermissions, hasUserPermission, hasAppPermission) {
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var self = this,
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userModel = userModelOrId,
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origArgs;
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// If we passed in an id instead of a model, get the model
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// then check the permissions
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if (_.isNumber(userModelOrId) || _.isString(userModelOrId)) {
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// Grab the original args without the first one
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origArgs = _.toArray(arguments).slice(1);
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// Get the actual post model
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return this.findOne({id: userModelOrId}).then(function (foundUserModel) {
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// Build up the original args but substitute with actual model
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var newArgs = [foundUserModel].concat(origArgs);
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return self.permissable.apply(self, newArgs);
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}, errors.logAndThrowError);
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}
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if (userModel) {
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// If this is the same user that requests the operation allow it.
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hasUserPermission = hasUserPermission || context.user === userModel.get('id');
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}
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if (hasUserPermission && hasAppPermission) {
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return when.resolve();
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}
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return when.reject();
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},
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setWarning: function (user) {
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var status = user.get('status'),
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regexp = /warn-(\d+)/i,
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level;
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if (status === 'active') {
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user.set('status', 'warn-1');
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level = 1;
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} else {
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level = parseInt(status.match(regexp)[1], 10) + 1;
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if (level > 3) {
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user.set('status', 'locked');
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} else {
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user.set('status', 'warn-' + level);
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}
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}
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return when(user.save()).then(function () {
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return 5 - level;
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});
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},
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// Finds the user by email, and checks the password
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check: function (object) {
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var self = this,
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s;
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return this.getByEmail(object.email).then(function (user) {
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if (!user || user.get('status') === 'invited' || user.get('status') === 'invited-pending'
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|| user.get('status') === 'inactive') {
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return when.reject(new errors.NotFoundError('NotFound'));
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}
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if (user.get('status') !== 'locked') {
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return nodefn.call(bcrypt.compare, object.password, user.get('password')).then(function (matched) {
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if (!matched) {
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return when(self.setWarning(user)).then(function (remaining) {
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s = (remaining > 1) ? 's' : '';
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return when.reject(new errors.UnauthorizedError('Your password is incorrect.<br>' +
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remaining + ' attempt' + s + ' remaining!'));
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});
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}
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return when(user.set({status : 'active', last_login : new Date()}).save()).then(function (user) {
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return user;
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});
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}, errors.logAndThrowError);
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}
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return when.reject(new errors.NoPermissionError('Your account is locked due to too many ' +
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'login attempts. Please reset your password to log in again by clicking ' +
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'the "Forgotten password?" link!'));
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}, function (error) {
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if (error.message === 'NotFound' || error.message === 'EmptyResponse') {
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return when.reject(new Error('There is no user with that email address.'));
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}
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return when.reject(error);
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});
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},
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/**
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* Naive change password method
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* @param {object} _userdata email, old pw, new pw, new pw2
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*/
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changePassword: function (oldPassword, newPassword, ne2Password, options) {
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var self = this,
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userid = options.context.user,
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user = null;
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if (newPassword !== ne2Password) {
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return when.reject(new Error('Your new passwords do not match'));
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}
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return validatePasswordLength(newPassword).then(function () {
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return self.forge({id: userid}).fetch({require: true});
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}).then(function (_user) {
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user = _user;
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return nodefn.call(bcrypt.compare, oldPassword, user.get('password'));
|
|
}).then(function (matched) {
|
|
if (!matched) {
|
|
return when.reject(new Error('Your password is incorrect'));
|
|
}
|
|
return nodefn.call(bcrypt.genSalt);
|
|
}).then(function (salt) {
|
|
return nodefn.call(bcrypt.hash, newPassword, salt);
|
|
}).then(function (hash) {
|
|
user.save({password: hash});
|
|
return user;
|
|
});
|
|
},
|
|
|
|
generateResetToken: function (email, expires, dbHash) {
|
|
return this.getByEmail(email).then(function (foundUser) {
|
|
if (!foundUser) {
|
|
return when.reject(new Error('NotFound'));
|
|
}
|
|
|
|
var hash = crypto.createHash('sha256'),
|
|
text = '';
|
|
|
|
// Token:
|
|
// BASE64(TIMESTAMP + email + HASH(TIMESTAMP + email + oldPasswordHash + dbHash ))
|
|
|
|
hash.update(String(expires));
|
|
hash.update(email.toLocaleLowerCase());
|
|
hash.update(foundUser.get('password'));
|
|
hash.update(String(dbHash));
|
|
|
|
text += [expires, email, hash.digest('base64')].join('|');
|
|
|
|
return new Buffer(text).toString('base64');
|
|
});
|
|
},
|
|
|
|
validateToken: function (token, dbHash) {
|
|
/*jslint bitwise:true*/
|
|
// TODO: Is there a chance the use of ascii here will cause problems if oldPassword has weird characters?
|
|
var tokenText = new Buffer(token, 'base64').toString('ascii'),
|
|
parts,
|
|
expires,
|
|
email;
|
|
|
|
parts = tokenText.split('|');
|
|
|
|
// Check if invalid structure
|
|
if (!parts || parts.length !== 3) {
|
|
return when.reject(new Error("Invalid token structure"));
|
|
}
|
|
|
|
expires = parseInt(parts[0], 10);
|
|
email = parts[1];
|
|
|
|
if (isNaN(expires)) {
|
|
return when.reject(new Error("Invalid token expiration"));
|
|
}
|
|
|
|
// Check if token is expired to prevent replay attacks
|
|
if (expires < Date.now()) {
|
|
return when.reject(new Error("Expired token"));
|
|
}
|
|
|
|
// to prevent brute force attempts to reset the password the combination of email+expires is only allowed for 10 attempts
|
|
if (tokenSecurity[email + '+' + expires] && tokenSecurity[email + '+' + expires].count >= 10) {
|
|
return when.reject(new Error("Token locked"));
|
|
}
|
|
|
|
return this.generateResetToken(email, expires, dbHash).then(function (generatedToken) {
|
|
// Check for matching tokens with timing independent comparison
|
|
var diff = 0,
|
|
i;
|
|
|
|
// check if the token length is correct
|
|
if (token.length !== generatedToken.length) {
|
|
diff = 1;
|
|
}
|
|
|
|
for (i = token.length - 1; i >= 0; i = i - 1) {
|
|
diff |= token.charCodeAt(i) ^ generatedToken.charCodeAt(i);
|
|
}
|
|
|
|
if (diff === 0) {
|
|
return when.resolve(email);
|
|
}
|
|
|
|
// increase the count for email+expires for each failed attempt
|
|
tokenSecurity[email + '+' + expires] = {count: tokenSecurity[email + '+' + expires] ? tokenSecurity[email + '+' + expires].count + 1 : 1};
|
|
return when.reject(new Error("Invalid token"));
|
|
});
|
|
},
|
|
|
|
resetPassword: function (token, newPassword, ne2Password, dbHash) {
|
|
var self = this;
|
|
|
|
if (newPassword !== ne2Password) {
|
|
return when.reject(new Error("Your new passwords do not match"));
|
|
}
|
|
|
|
return validatePasswordLength(newPassword).then(function () {
|
|
// Validate the token; returns the email address from token
|
|
return self.validateToken(token, dbHash);
|
|
}).then(function (email) {
|
|
// Fetch the user by email, and hash the password at the same time.
|
|
return when.join(
|
|
self.forge({email: email.toLocaleLowerCase()}).fetch({require: true}),
|
|
generatePasswordHash(newPassword)
|
|
);
|
|
}).then(function (results) {
|
|
// Update the user with the new password hash
|
|
var foundUser = results[0],
|
|
passwordHash = results[1];
|
|
|
|
return foundUser.save({password: passwordHash, status: 'active'});
|
|
});
|
|
},
|
|
|
|
gravatarLookup: function (userData) {
|
|
var gravatarUrl = '//www.gravatar.com/avatar/' +
|
|
crypto.createHash('md5').update(userData.email.toLowerCase().trim()).digest('hex') +
|
|
"?d=404&s=250",
|
|
checkPromise = when.defer();
|
|
|
|
http.get('http:' + gravatarUrl, function (res) {
|
|
if (res.statusCode !== 404) {
|
|
userData.image = gravatarUrl;
|
|
}
|
|
checkPromise.resolve(userData);
|
|
}).on('error', function () {
|
|
//Error making request just continue.
|
|
checkPromise.resolve(userData);
|
|
});
|
|
|
|
return checkPromise.promise;
|
|
},
|
|
|
|
// Get the user by email address, enforces case insensitivity rejects if the user is not found
|
|
// When multi-user support is added, email addresses must be deduplicated with case insensitivity, so that
|
|
// joe@bloggs.com and JOE@BLOGGS.COM cannot be created as two separate users.
|
|
getByEmail: function (email) {
|
|
// We fetch all users and process them in JS as there is no easy way to make this query across all DBs
|
|
// Although they all support `lower()`, sqlite can't case transform unicode characters
|
|
// This is somewhat mute, as validator.isEmail() also doesn't support unicode, but this is much easier / more
|
|
// likely to be fixed in the near future.
|
|
return Users.forge().fetch({require: true}).then(function (users) {
|
|
var userWithEmail = users.find(function (user) {
|
|
return user.get('email').toLowerCase() === email.toLowerCase();
|
|
});
|
|
if (userWithEmail) {
|
|
return when.resolve(userWithEmail);
|
|
}
|
|
});
|
|
}
|
|
});
|
|
|
|
Users = ghostBookshelf.Collection.extend({
|
|
model: User
|
|
});
|
|
|
|
module.exports = {
|
|
User: ghostBookshelf.model('User', User),
|
|
Users: ghostBookshelf.collection('Users', Users)
|
|
};
|