F95API/app/scripts/puppeteer-helper.js

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"use strict";
// Public modules from npm
const puppeteer = require("puppeteer");
// Modules from file
const shared = require("./shared.js");
/**
* @protected
* Create a Chromium instance used to navigate with Puppeteer.
* By default the browser is headless.
* @returns {Promise<puppeteer.Browser>} Created browser
*/
module.exports.prepareBrowser = async function () {
// Create a headless browser
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let browser = null;
if (shared.chromiumLocalPath) {
browser = await puppeteer.launch({
executablePath: shared.chromiumLocalPath,
headless: !shared.debug, // Use GUI when debug = true
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});
} else {
browser = await puppeteer.launch({
headless: !shared.debug, // Use GUI when debug = true
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});
}
return browser;
};
/**
* @protected
* Prepare a page used to navigate the browser.
* The page is set up to reject image download requests. The user agent is also changed.
* @param {puppeteer.Browser} browser Browser to use when navigating where the page will be created
* @returns {Promise<puppeteer.Page>} New page
*/
module.exports.preparePage = async function (browser) {
// Create new page in the browser argument
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const page = await browser.newPage();
// Block image download
await page.setRequestInterception(true);
page.on("request", (request) => {
if (request.resourceType() === "image") request.abort();
else if (request.resourceType === "font") request.abort();
// else if (request.resourceType() == 'stylesheet') request.abort();
// else if(request.resourceType == 'media') request.abort();
else request.continue();
});
// Set custom user-agent
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const userAgent =
"Mozilla/5.0 (X11; Linux x86_64)" +
"AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.39 Safari/537.36";
await page.setUserAgent(userAgent);
return page;
};