puppeteer-with-adblock.js

'use strict';

const puppeteer = require('puppeteer');

(async () => {
    /* PRECONDITION:
    0. download ublock, I used https://github.com/gorhill/uBlock/releases/download/1.14.19b5/uBlock0.chromium.zip
    1. run $PATH_TO_CHROME --user-data-dir=/some/empty/directory --load-extension=/location/of/ublock
    2. enable block lists you want to use
    */

    const ext = '/Users/ckanich/Downloads/uBlock0.chromium';
    const datadir = '/Users/ckanich/Downloads/profile/';
    // Doesn't work with headless: false, my guess is that ublock 
    // (or every extension?) breaks if it can't show its menu button
    const browser = await puppeteer.launch(
        {
            headless: false,
            userDataDir: datadir,
            args: [`--disable-extensions-except=${ext}`, `--load-extension=${ext}`]
        });
    const page = await browser.newPage();
    // First load will show ads and I have no idea why:
    await page.goto('https://www.bing.com/search?q=web+hosting');
    // Give ublock time to load its settings or something?
    // Without this wait next page ends up with ads too
    await page.waitFor(2500);
    // This page will not show ads:
    await page.goto('https://www.nytimes.com');
    // Wait for the page to actually render everything
    await page.waitFor(5000);
    await page.screenshot({ path: 'nyt-without-ads.png', fullPage: true });
    await browser.close();

})();