101 lines
2.6 KiB
JavaScript
101 lines
2.6 KiB
JavaScript
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'use strict'
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const { PuppeteerExtraPlugin } = require('puppeteer-extra-plugin')
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const withUtils = require('../_utils/withUtils')
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/**
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* Mock the `chrome.app` object if not available (e.g. when running headless).
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*/
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class Plugin extends PuppeteerExtraPlugin {
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constructor(opts = {}) {
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super(opts)
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}
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get name() {
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return 'stealth/evasions/chrome.app'
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}
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async onPageCreated(page) {
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await withUtils(page).evaluateOnNewDocument(utils => {
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if (!window.chrome) {
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// Use the exact property descriptor found in headful Chrome
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// fetch it via `Object.getOwnPropertyDescriptor(window, 'chrome')`
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Object.defineProperty(window, 'chrome', {
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writable: true,
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enumerable: true,
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configurable: false, // note!
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value: {} // We'll extend that later
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})
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}
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// That means we're running headful and don't need to mock anything
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if ('app' in window.chrome) {
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return // Nothing to do here
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}
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const makeError = {
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ErrorInInvocation: fn => {
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const err = new TypeError(`Error in invocation of app.${fn}()`)
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return utils.stripErrorWithAnchor(
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err,
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`at ${fn} (eval at <anonymous>`
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)
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}
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}
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// There's a some static data in that property which doesn't seem to change,
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// we should periodically check for updates: `JSON.stringify(window.app, null, 2)`
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const STATIC_DATA = JSON.parse(
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`
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{
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"isInstalled": false,
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"InstallState": {
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"DISABLED": "disabled",
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"INSTALLED": "installed",
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"NOT_INSTALLED": "not_installed"
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},
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"RunningState": {
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"CANNOT_RUN": "cannot_run",
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"READY_TO_RUN": "ready_to_run",
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"RUNNING": "running"
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}
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}
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`.trim()
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)
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window.chrome.app = {
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...STATIC_DATA,
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get isInstalled() {
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return false
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},
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getDetails: function getDetails() {
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if (arguments.length) {
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throw makeError.ErrorInInvocation(`getDetails`)
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}
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return null
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},
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getIsInstalled: function getDetails() {
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if (arguments.length) {
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throw makeError.ErrorInInvocation(`getIsInstalled`)
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}
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return false
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},
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runningState: function getDetails() {
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if (arguments.length) {
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throw makeError.ErrorInInvocation(`runningState`)
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}
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return 'cannot_run'
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}
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}
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utils.patchToStringNested(window.chrome.app)
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})
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}
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}
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module.exports = function(pluginConfig) {
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return new Plugin(pluginConfig)
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}
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