Facebook-Events-iCal-Converter/lib/index.js

59 lines
1.2 KiB
JavaScript

const express = require('express')
const bodyParser = require('body-parser')
const path = require('path')
const crawl = require('./crawler')
const parseHTML = require('./parser')
const generateICS = require('./ics')
const port = process.env.PORT
const app = express()
app.set('view engine', 'ejs')
app.set('views', path.join(__dirname, 'views'))
app.use(bodyParser())
app.get('/', (req, res) => {
res.render('index')
})
app.get('*', (req, res) => {
res.status(400).render('404')
})
app.post('/download', async (req, res) => {
const { url } = req.body
if (!/facebook/.test(url)) {
return res
.status(500)
.render(
'error',
{ error: 'Not Facebook URL!' }
)
}
try {
const html = await crawl(url)
const data = parseHTML(html)
const ics = await generateICS(data)
if (ics) {
return res
.contentType('text/calendar')
.send(200, new Buffer(ics, 'utf8'))
}
} catch (err) {
console.error(err)
return res
.status(500)
.render('error', { error: err.toString() })
}
return res.render('download', { url })
})
app.listen(port, () => {
console.log(`App running on port ${port}`)
})