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index.js
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index.js
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require('dotenv').config()
const express = require('express')
const bodyParser = require('body-parser')
var mongoose = require('mongoose')
const passport = require('passport')
const flash = require('connect-flash')
const cookieParser = require('cookie-parser')
const session = require('cookie-session')
const Logger = require('r7insight_node')
const morgan = require('morgan')
const sha256 = require('js-sha256').sha256
const apiRouter = require('./routes/api')
const adminApiRouter = require('./routes/admin-api')
const generateCheckpoint = require('./public-checkpoint/generate-checkpoint')
const User = require('./models/user')
const checkpointKeyLength = Number(process.env['CHECKPOINT_KEY_LENGTH'])
const app = express()
const port = process.env.PORT || 8000
const logToken = process.env['LOG_TOKEN']
if (logToken) {
const logger = new Logger({ token: logToken, region: 'us' })
const logStream = {
write: function (message, encoding) {
logger.info(message.replace('\n', ''))
}
}
app.use(morgan('dev', { stream: logStream }))
}
// www redirect
if (process.env['REDIRECT_WWW'] === 'true') {
app.use(function (req, res, next) {
if (req.headers.host.match(/^www\..*/i)) {
// https redirect
if (process.env['REDIRECT_HTTPS'] === 'true') {
res.redirect('https://' + req.headers.host.split('www.')[1] + req.url)
} else {
res.redirect('http://' + req.headers.host.split('www.')[1] + req.url)
}
} else {
next()
}
})
}
app.use(function (req, res, next) {
const allowOrigin = (process.env['NODE_ENV'] === 'development')
? req.headers.origin
: process.env['APP_DOMAIN']
res.header('Access-Control-Allow-Origin', allowOrigin)
res.header('Access-Control-Allow-Credentials', true)
res.header('Access-Control-Allow-Methods', 'POST, PUT, GET, OPTIONS, DELETE')
res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept')
next()
})
// https redirect
if (process.env['REDIRECT_HTTPS'] === 'true') {
app.enable('trust proxy')
app.use(function (req, res, next) {
if (req.secure) {
next()
} else {
res.redirect('https://' + req.headers.host + req.url)
}
})
}
app.use(bodyParser.json())
app.use(bodyParser.urlencoded({ extended: false }))
app.use(cookieParser())
app.use(session({ keys: [process.env.SESSION_KEY] }))
app.use(flash())
app.use('/api/', apiRouter)
app.use('/public/', express.static('landing-public'))
app.use('/static', express.static('app/build/static'))
mongoose.connect(process.env.MONGODB_URI || 'mongodb://localhost/checkpoints', { useNewUrlParser: true })
const db = mongoose.connection
app.use(passport.initialize())
app.use(passport.session())
passport.use(User.createStrategy())
passport.serializeUser(User.serializeUser())
passport.deserializeUser(User.deserializeUser())
app.use('/admin', adminApiRouter)
app.get('/', function (req, res) {
res.sendfile('app/build/index.html')
})
app.get('/checkpoint', function (req, res) {
res.redirect('/checkpoint.pdf')
})
app.get('/checkpoint.pdf', (req, res) => {
const checkpointKey = sha256(String(Math.random())).substring(0, checkpointKeyLength)
generateCheckpoint(checkpointKey, res)
})
db.on('error', console.error.bind(console, 'connection error:'))
db.once('open', function () {
console.log('Connected to mongodb...')
app.listen(port, () => console.log(`Listening on port ${port}...`))
})