445 lines
11 KiB
JavaScript
445 lines
11 KiB
JavaScript
import { Observable } from 'rx';
|
|
import uuid from 'node-uuid';
|
|
import moment from 'moment';
|
|
import dedent from 'dedent';
|
|
import debugFactory from 'debug';
|
|
|
|
import { saveUser, observeMethod } from '../../server/utils/rx';
|
|
import { blacklistedUsernames } from '../../server/utils/constants';
|
|
|
|
const debug = debugFactory('fcc:user:remote');
|
|
const BROWNIEPOINTS_TIMEOUT = [1, 'hour'];
|
|
|
|
function getAboutProfile({
|
|
username,
|
|
githubProfile: github,
|
|
progressTimestamps = [],
|
|
bio
|
|
}) {
|
|
return {
|
|
username,
|
|
github,
|
|
browniePoints: progressTimestamps.length,
|
|
bio
|
|
};
|
|
}
|
|
|
|
function nextTick(fn) {
|
|
return process.nextTick(fn);
|
|
}
|
|
|
|
module.exports = function(User) {
|
|
// NOTE(berks): user email validation currently not needed but build in. This
|
|
// work around should let us sneak by
|
|
// see:
|
|
// https://github.com/strongloop/loopback/issues/1137#issuecomment-109200135
|
|
delete User.validations.email;
|
|
// set salt factor for passwords
|
|
User.settings.saltWorkFactor = 5;
|
|
// set user.rand to random number
|
|
User.definition.rawProperties.rand.default =
|
|
User.definition.properties.rand.default = function() {
|
|
return Math.random();
|
|
};
|
|
|
|
// username should not be in blacklist
|
|
User.validatesExclusionOf('username', {
|
|
'in': blacklistedUsernames,
|
|
message: 'is taken'
|
|
});
|
|
|
|
// username should be unique
|
|
User.validatesUniquenessOf('username');
|
|
User.settings.emailVerificationRequired = false;
|
|
|
|
User.on('dataSourceAttached', () => {
|
|
User.findOne$ = Observable.fromNodeCallback(User.findOne, User);
|
|
User.update$ = Observable.fromNodeCallback(User.updateAll, User);
|
|
User.count$ = Observable.fromNodeCallback(User.count, User);
|
|
});
|
|
|
|
User.observe('before save', function({ instance: user }, next) {
|
|
if (user) {
|
|
user.username = user.username.trim().toLowerCase();
|
|
user.email = typeof user.email === 'string' ?
|
|
user.email.trim().toLowerCase() :
|
|
user.email;
|
|
|
|
if (!user.progressTimestamps) {
|
|
user.progressTimestamps = [];
|
|
}
|
|
|
|
if (user.progressTimestamps.length === 0) {
|
|
user.progressTimestamps.push({ timestamp: Date.now() });
|
|
}
|
|
}
|
|
next();
|
|
});
|
|
|
|
debug('setting up user hooks');
|
|
User.afterRemote('confirm', function(ctx) {
|
|
ctx.req.flash('success', {
|
|
msg: [
|
|
'You\'re email has been confirmed!'
|
|
]
|
|
});
|
|
ctx.res.redirect('/email-signin');
|
|
});
|
|
|
|
User.beforeRemote('create', function({ req, res }, _, next) {
|
|
req.body.username = 'fcc' + uuid.v4().slice(0, 8);
|
|
if (!req.body.email) {
|
|
return next();
|
|
}
|
|
return User.doesExist(null, req.body.email)
|
|
.then(exists => {
|
|
if (!exists) {
|
|
return next();
|
|
}
|
|
|
|
req.flash('error', {
|
|
msg: dedent`
|
|
The ${req.body.email} email address is already associated with an account.
|
|
Try signing in with it here instead.
|
|
`
|
|
});
|
|
|
|
return res.redirect('/email-signin');
|
|
})
|
|
.catch(err => {
|
|
console.error(err);
|
|
req.flash('error', {
|
|
msg: 'Oops, something went wrong, please try again later'
|
|
});
|
|
return res.redirect('/email-signup');
|
|
});
|
|
});
|
|
|
|
User.on('resetPasswordRequest', function(info) {
|
|
let url;
|
|
const host = User.app.get('host');
|
|
const { id: token } = info.accessToken;
|
|
if (process.env.NODE_ENV === 'development') {
|
|
const port = User.app.get('port');
|
|
url = `http://${host}:${port}/reset-password?access_token=${token}`;
|
|
} else {
|
|
url =
|
|
`http://freecodecamp.com/reset-password?access_token=${token}`;
|
|
}
|
|
|
|
// the email of the requested user
|
|
debug(info.email);
|
|
// the temp access token to allow password reset
|
|
debug(info.accessToken.id);
|
|
// requires AccessToken.belongsTo(User)
|
|
var mailOptions = {
|
|
to: info.email,
|
|
from: 'Team@freecodecamp.com',
|
|
subject: 'Password Reset Request',
|
|
text: `
|
|
Hello,\n\n
|
|
This email is confirming that you requested to
|
|
reset your password for your Free Code Camp account.
|
|
This is your email: ${ info.email }.
|
|
Go to ${ url } to reset your password.
|
|
\n
|
|
Happy Coding!
|
|
\n
|
|
`
|
|
};
|
|
|
|
User.app.models.Email.send(mailOptions, function(err) {
|
|
if (err) { console.error(err); }
|
|
debug('email reset sent');
|
|
});
|
|
});
|
|
|
|
User.beforeRemote('login', function(ctx, notUsed, next) {
|
|
const { body } = ctx.req;
|
|
if (body && typeof body.email === 'string') {
|
|
body.email = body.email.toLowerCase();
|
|
}
|
|
next();
|
|
});
|
|
|
|
User.afterRemote('login', function(ctx, accessToken, next) {
|
|
var res = ctx.res;
|
|
var req = ctx.req;
|
|
// var args = ctx.args;
|
|
|
|
var config = {
|
|
signed: !!req.signedCookies,
|
|
maxAge: accessToken.ttl
|
|
};
|
|
|
|
if (accessToken && accessToken.id) {
|
|
debug('setting cookies');
|
|
res.cookie('access_token', accessToken.id, config);
|
|
res.cookie('userId', accessToken.userId, config);
|
|
}
|
|
|
|
return req.logIn({ id: accessToken.userId.toString() }, function(err) {
|
|
if (err) { return next(err); }
|
|
|
|
debug('user logged in');
|
|
|
|
if (req.session && req.session.returnTo) {
|
|
var redirectTo = req.session.returnTo;
|
|
if (redirectTo === '/map-aside') {
|
|
redirectTo = '/map';
|
|
}
|
|
return res.redirect(redirectTo);
|
|
}
|
|
|
|
req.flash('success', { msg: 'Success! You are logged in.' });
|
|
return res.redirect('/');
|
|
});
|
|
});
|
|
|
|
User.afterRemoteError('login', function(ctx) {
|
|
var res = ctx.res;
|
|
var req = ctx.req;
|
|
|
|
req.flash('errors', {
|
|
msg: 'Invalid username or password.'
|
|
});
|
|
return res.redirect('/email-signin');
|
|
});
|
|
|
|
User.afterRemote('logout', function(ctx, result, next) {
|
|
var res = ctx.res;
|
|
res.clearCookie('access_token');
|
|
res.clearCookie('userId');
|
|
next();
|
|
});
|
|
|
|
User.doesExist = function doesExist(username, email) {
|
|
if (!username && !email) {
|
|
return Promise.resolve(false);
|
|
}
|
|
debug('checking existence');
|
|
|
|
// check to see if username is on blacklist
|
|
if (username && blacklistedUsernames.indexOf(username) !== -1) {
|
|
return Promise.resolve(true);
|
|
}
|
|
|
|
var where = {};
|
|
if (username) {
|
|
where.username = username.toLowerCase();
|
|
} else {
|
|
where.email = email ? email.toLowerCase() : email;
|
|
}
|
|
debug('where', where);
|
|
return User.count(where)
|
|
.then(count => count > 0);
|
|
};
|
|
|
|
User.remoteMethod(
|
|
'doesExist',
|
|
{
|
|
description: 'checks whether a user exists using email or username',
|
|
accepts: [
|
|
{
|
|
arg: 'username',
|
|
type: 'string'
|
|
},
|
|
{
|
|
arg: 'email',
|
|
type: 'string'
|
|
}
|
|
],
|
|
returns: [
|
|
{
|
|
arg: 'exists',
|
|
type: 'boolean'
|
|
}
|
|
],
|
|
http: {
|
|
path: '/exists',
|
|
verb: 'get'
|
|
}
|
|
}
|
|
);
|
|
|
|
User.about = function about(username, cb) {
|
|
if (!username) {
|
|
// Zalgo!!
|
|
return nextTick(() => {
|
|
cb(new TypeError(
|
|
`username should be a string but got ${ username }`
|
|
));
|
|
});
|
|
}
|
|
User.findOne({ where: { username } }, (err, user) => {
|
|
if (err) {
|
|
return cb(err);
|
|
}
|
|
if (!user || user.username !== username) {
|
|
return cb(new Error(`no user found for ${ username }`));
|
|
}
|
|
const aboutUser = getAboutProfile(user);
|
|
return cb(null, aboutUser);
|
|
});
|
|
};
|
|
|
|
User.remoteMethod(
|
|
'about',
|
|
{
|
|
description: 'get public info about user',
|
|
accepts: [
|
|
{
|
|
arg: 'username',
|
|
type: 'string'
|
|
}
|
|
],
|
|
returns: [
|
|
{
|
|
arg: 'about',
|
|
type: 'object'
|
|
}
|
|
],
|
|
http: {
|
|
path: '/about',
|
|
verb: 'get'
|
|
}
|
|
}
|
|
);
|
|
|
|
User.giveBrowniePoints =
|
|
function giveBrowniePoints(receiver, giver, data = {}, dev = false, cb) {
|
|
const findUser = observeMethod(User, 'findOne');
|
|
if (!receiver) {
|
|
return nextTick(() => {
|
|
cb(
|
|
new TypeError(`receiver should be a string but got ${ receiver }`)
|
|
);
|
|
});
|
|
}
|
|
if (!giver) {
|
|
return nextTick(() => {
|
|
cb(new TypeError(`giver should be a string but got ${ giver }`));
|
|
});
|
|
}
|
|
let temp = moment();
|
|
const browniePoints = temp
|
|
.subtract.apply(temp, BROWNIEPOINTS_TIMEOUT)
|
|
.valueOf();
|
|
const user$ = findUser({ where: { username: receiver }});
|
|
|
|
user$
|
|
.tapOnNext((user) => {
|
|
if (!user) {
|
|
throw new Error(`could not find receiver for ${ receiver }`);
|
|
}
|
|
})
|
|
.flatMap(({ progressTimestamps = [] }) => {
|
|
return Observable.from(progressTimestamps);
|
|
})
|
|
// filter out non objects
|
|
.filter((timestamp) => !!timestamp || typeof timestamp === 'object')
|
|
// filterout timestamps older then an hour
|
|
.filter(({ timestamp = 0 }) => {
|
|
return timestamp >= browniePoints;
|
|
})
|
|
// filter out brownie points given by giver
|
|
.filter((browniePoint) => {
|
|
return browniePoint.giver === giver;
|
|
})
|
|
// no results means this is the first brownie point given by giver
|
|
// so return -1 to indicate receiver should receive point
|
|
.first({ defaultValue: -1 })
|
|
.flatMap((browniePointsFromGiver) => {
|
|
if (browniePointsFromGiver === -1) {
|
|
|
|
return user$.flatMap((user) => {
|
|
user.progressTimestamps.push({
|
|
giver,
|
|
timestamp: Date.now(),
|
|
...data
|
|
});
|
|
return saveUser(user);
|
|
});
|
|
}
|
|
return Observable.throw(
|
|
new Error(`${ giver } already gave ${ receiver } points`)
|
|
);
|
|
})
|
|
.subscribe(
|
|
(user) => {
|
|
return cb(
|
|
null,
|
|
getAboutProfile(user),
|
|
dev ?
|
|
{ giver, receiver, data } :
|
|
null
|
|
);
|
|
},
|
|
(e) => cb(e, null, dev ? { giver, receiver, data } : null),
|
|
() => {
|
|
debug('brownie points assigned completed');
|
|
}
|
|
);
|
|
};
|
|
|
|
User.remoteMethod(
|
|
'giveBrowniePoints',
|
|
{
|
|
description: 'Give this user brownie points',
|
|
accepts: [
|
|
{
|
|
arg: 'receiver',
|
|
type: 'string',
|
|
required: true
|
|
},
|
|
{
|
|
arg: 'giver',
|
|
type: 'string',
|
|
required: true
|
|
},
|
|
{
|
|
arg: 'data',
|
|
type: 'object'
|
|
},
|
|
{
|
|
arg: 'debug',
|
|
type: 'boolean'
|
|
}
|
|
],
|
|
returns: [
|
|
{
|
|
arg: 'about',
|
|
type: 'object'
|
|
},
|
|
{
|
|
arg: 'debug',
|
|
type: 'object'
|
|
}
|
|
],
|
|
http: {
|
|
path: '/give-brownie-points',
|
|
verb: 'POST'
|
|
}
|
|
}
|
|
);
|
|
|
|
// user.updateTo$(updateData: Object) => Observable[Number]
|
|
User.prototype.update$ = function update$(updateData) {
|
|
const id = this.getId();
|
|
const updateOptions = { allowExtendedOperators: true };
|
|
if (
|
|
!updateData ||
|
|
typeof updateData !== 'object' ||
|
|
!Object.keys(updateData).length
|
|
) {
|
|
return Observable.throw(new Error(
|
|
dedent`
|
|
updateData must be an object with at least one key,
|
|
but got ${updateData} with ${Object.keys(updateData).length}
|
|
`.split('\n').join(' ')
|
|
));
|
|
}
|
|
return this.constructor.update$({ id }, updateData, updateOptions);
|
|
};
|
|
};
|