ISDT firmware download script

downloader.js

const cheerio = require('cheerio')
const request = require('request')
const fs = require('fs');

let subfolder = 'firmwares'
if(!fs.existsSync(subfolder)) 
	fs.mkdirSync(subfolder);

consoleLog = console.log
console.log = (text) => {
	consoleLog(text)
	fs.appendFileSync('dl.log', text + '\n')
}

function scrape(html) {
	const $ = cheerio.load(html)
	let hrefs = $('a', '.panel').has('button').map((i, elem) => elem.attribs.href).get()
	hrefs = hrefs.filter(el => el.indexOf('.zip') > -1 && el.indexOf('V') > -1) //filter all firmware downloads
	hrefs.forEach(link => {
		name = link.split('/').slice(-1)[0]
		folder = subfolder + '/'
		folder += name.split('V')[0].slice(0, -1)
		path = folder + '/' + name
		if(!fs.existsSync(folder)) {
			fs.mkdirSync(folder);
		}
		if(!fs.existsSync(path)) {
			console.log(new Date().toISOString() + ' - downloading new file: ' + path)
			request(link).pipe(fs.createWriteStream(path))
		}
	})
}

request('http://www.isdt.co/download', (err, res, html) => {
	scrape(html)
});

package.json

{
  "dependencies": {
    "cheerio": "^1.0.0-rc.2",
    "request": "^2.85.0"
  }
}