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70 lines
1.9 KiB
JavaScript
70 lines
1.9 KiB
JavaScript
const express = require('express')
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const cors = require('cors')
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const compression = require('compression')
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const morgan = require('morgan')
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const bodyParser = require('body-parser')
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const puppeteer = require('puppeteer')
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const port = parseInt(process.env.PORT, 10) || 4000
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const dev = process.env.NODE_ENV !== 'production'
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process.on('SIGINT', process.exit)
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if (!dev) {
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const LOGS_ID = `${process.env.LOGS_SECRET_PREFIX}:${process.env.NOW_URL}`
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require('now-logs')(LOGS_ID)
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}
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function wrap(handler) {
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return (req, res) =>
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handler(req, res).catch(err => {
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// eslint-disable-next-line
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console.log('ERR:', err)
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res.status(400).end()
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})
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}
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const puppeteerParams = dev
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? {}
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: {
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executablePath: '/usr/bin/chromium-browser',
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args: ['--no-sandbox', '--disable-setuid-sandbox']
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}
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puppeteer.launch(puppeteerParams).then(browser => {
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// set up
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const server = express()
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const imageHandler = require('./handlers/image')(browser)
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const unsplashHandler = require('./handlers/unsplash')
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const oembedHandler = require('./handlers/oembed')
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if (dev) {
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server.use(morgan('tiny'))
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}
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server.use(
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cors({
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origin(origin, callback) {
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return origin === 'https://carbon.now.sh' || !origin
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? callback(null, true)
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: callback(new Error('Not allowed by CORS'))
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}
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})
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)
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server.use(compression())
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// api endpoints
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server.post('/twitter', bodyParser.json({ limit: '5mb' }), require('./handlers/twitter'))
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server.post('/image', bodyParser.json({ limit: '5mb' }), wrap(imageHandler))
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server.get('/unsplash/random', wrap(unsplashHandler.randomImages))
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server.get('/unsplash/download/:imageId', wrap(unsplashHandler.downloadImage))
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server.all('/oembed', oembedHandler)
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server.listen(port, '0.0.0.0', err => {
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if (err) throw err
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// eslint-disable-next-line
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console.log(`> Ready on http://localhost:${port}`)
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})
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})
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