Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'puppeteer-core' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
async setup () {
// eslint-disable-next-line
console.log('Set-up puppeteer environment')
await super.setup()
this.global.__BROWSER__ = await puppeteer.connect({ browserWSEndpoint: 'ws://chrome:3000' })
this.global.__BROWSER__.on('disconnected', () => {
// eslint-disable-next-line
console.log('Browser disconnected.')
})
}
async _downloadBrowser (revision) {
const downloadHost = process.env.PUPPETEER_DOWNLOAD_HOST; // defaults to https://storage.googleapis.com if null
const browserFetcher = puppeteer.createBrowserFetcher({ host: downloadHost });
// same logic as puppeteer
revision = revision || process.env.PUPPETEER_CHROMIUM_REVISION || require('puppeteer-core/package.json').puppeteer.chromium_revision;
const revisionInfo = browserFetcher.revisionInfo(revision);
// do nothing if the revision is already downloaded.
if (revisionInfo.local)
return;
await browserFetcher.download(revisionInfo.revision, this._downloadProgressCallback(revision));
},
async start() {
this._browser = await pptr.launch({
headless: this._headless,
executablePath: this._executablePath,
pipe: this._pipe,
}).catch((err) => console.log(err));
this._page = await this._browser.pages()
.then((pageArr) => {
return pageArr[0];
});
this._page.goto(this._url, { waitUntil: 'networkidle0' });
return await this._page;
}
// Recursive React component scraping algorithm
async function downloadChromium() {
const browserFetcher = puppeteer.createBrowserFetcher({
path: chromeTempPath,
host: downloadHost,
})
const revision =
process.env.PUPPETEER_CHROMIUM_REVISION ||
process.env.npm_config_puppeteer_chromium_revision ||
process.env.npm_package_config_puppeteer_chromium_revision ||
pptrCoreJson.puppeteer.chromium_revision
const revisionInfo = browserFetcher.revisionInfo(revision)
// If already downloaded
if (revisionInfo.local) return revisionInfo
try {
console.log(`Downloading Chromium r${revision}...`)
async function downloadChromium(options, targetRevision) {
const browserFetcher = puppeteer.createBrowserFetcher({ path: options.localDataDir });
const revision = targetRevision || require('puppeteer-core/package.json').puppeteer.chromium_revision;
const revisionInfo = browserFetcher.revisionInfo(revision);
// Do nothing if the revision is already downloaded.
if (revisionInfo.local)
return revisionInfo;
// Override current environment proxy settings with npm configuration, if any.
try {
console.log(`Downloading Chromium r${revision}...`);
const newRevisionInfo = await browserFetcher.download(revisionInfo.revision);
console.log('Chromium downloaded to ' + newRevisionInfo.folderPath);
let localRevisions = await browserFetcher.localRevisions();
localRevisions = localRevisions.filter(revision => revision !== revisionInfo.revision);
// Remove previous chromium revisions.
const cleanupOldVersions = localRevisions.map(revision => browserFetcher.remove(revision));
async function launchChromeAndRunLighthouse(url, opts, config) {
// eslint-disable-next-line no-unused-vars
const chrome = await chromeLauncher.launch({
port: 9222,
logLevel: 'silent',
chromeFlags: ['--headless', '--disable-gpu'],
});
const browser = await puppeteer.connect({
browserURL: 'http://localhost:9222',
});
browser.on('targetchanged', async target => {
const page = await target.page();
if (NETWORK[opts.connection]) {
await page
.target()
.createCDPSession()
.then(client => {
console.log(
`CDP: network conditions set to WPT ${opts.connection} profile.`,
);
return client.send('Network.emulateNetworkConditions', {
offline: NETWORK[opts.connection].offline,
async function downloadChromium() {
const browserFetcher = puppeteer.createBrowserFetcher({
path: chromeTempPath,
host: downloadHost,
})
const revision =
process.env.PUPPETEER_CHROMIUM_REVISION ||
process.env.npm_config_puppeteer_chromium_revision ||
process.env.npm_package_config_puppeteer_chromium_revision ||
pptrCoreJson.puppeteer.chromium_revision
const revisionInfo = browserFetcher.revisionInfo(revision)
// If already downloaded
if (revisionInfo.local) return revisionInfo
try {
console.log(`Downloading Chromium r${revision}...`)
const newRevisionInfo = await browserFetcher.download(revisionInfo.revision)
console.log(`Chromium downloaded to ${newRevisionInfo.folderPath}`)
let localRevisions = await browserFetcher.localRevisions()
localRevisions = localRevisions.filter(r => r !== revisionInfo.revision)
// Remove previous revisions
const cleanupOldVersions = localRevisions.map(r => browserFetcher.remove(r))
await Promise.all(cleanupOldVersions)
export default async function (email, headers, year, month, invoiceDate, html) {
const documentDir = jetpack.cwd(store.get('invoicePath'))
const chrome = await launch(puppeteer)
store.set('processPID', chrome.pid) // Store process ID to kill when app quits
const resp = await util.promisify(request)(`http://localhost:${chrome.port}/json/version`)
const { webSocketDebuggerUrl } = JSON.parse(resp.body)
const browser = await puppeteer.connect({
browserWSEndpoint: webSocketDebuggerUrl
})
const page = await browser.newPage()
await page.setCacheEnabled(true)
await page.setExtraHTTPHeaders(headers)
await page.setContent(html)
await page.waitFor(2000)
if (!jetpack.exists(documentDir.path(`${documentDir.path()}/${email}/Lyft/${year}/${month}/`))) {
jetpack.dir(documentDir.path(`${documentDir.path()}/${email}/Lyft/${year}/${month}/`))
}
await page.emulateMedia('print')
const receiptFilePath = `${documentDir.path()}/${email}/Lyft/${year}/${month}/Receipt-${invoiceDate}.pdf`
await page.pdf({
export default async function () {
// Selectors Needed
const EMAIL_SELECTOR = '#useridInput'
const PASSWORD_SELECTOR = '#password'
const SMS_SELECTOR = '#verificationCode'
const NEXT_BUTTON = '#app-body > div > div:nth-child(1) > form > button'
const VERIFY_BUTTON = '#app-body > div > div > form > button'
const DASHBOARD = '#root'
const documentDir = jetpack.cwd(store.get('invoicePath'))
const chrome = await launch(puppeteer)
store.set('processPID', chrome.pid) // Store process ID to kill when app quits
const resp = await util.promisify(request)(`http://localhost:${chrome.port}/json/version`)
const { webSocketDebuggerUrl } = JSON.parse(resp.body)
const browser = await puppeteer.connect({
browserWSEndpoint: webSocketDebuggerUrl
})
const page = await browser.newPage()
await page.setViewport({
width: 1440,
height: 990,
deviceScaleFactor: 2
})
await page.setCacheEnabled(true)
await page.setJavaScriptEnabled(true)
// Launch Page
await page.goto('https://auth.uber.com/login?next_url=https://riders.uber.com', { waitUntil: 'domcontentloaded' })
export default async function (email, headers, year, month, invoiceDate, html, rideType) {
const documentDir = jetpack.cwd(store.get('invoicePath'))
const chrome = await launch(puppeteer)
store.set('processPID', chrome.pid) // Store process ID to kill when app quits
const resp = await util.promisify(request)(`http://localhost:${chrome.port}/json/version`)
const { webSocketDebuggerUrl } = JSON.parse(resp.body)
const browser = await puppeteer.connect({
browserWSEndpoint: webSocketDebuggerUrl
})
const rideDirectory = rideType
const page = await browser.newPage()
await page.setCacheEnabled(true)
await page.setExtraHTTPHeaders(headers)
await page.setContent(html)
await page.waitFor(1000)
if (!jetpack.exists(documentDir.path(`${documentDir.path()}/${email}/${rideDirectory}/${year}/`))) {
jetpack.dir(documentDir.path(`${documentDir.path()}/${email}/${rideDirectory}/${year}/`))
}
await page.emulateMedia('print')