Handling JavaScript-Rendered Content

Tense Turtle answered on October 31, 2024 Popularity 1/10 Helpfulness 1/10

answer Handling JavaScript-Rendered Content

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Handling JavaScript-Rendered Content

Comment

const puppeteer = require('puppeteer');

async function interactWithWebPage() {
  try {
    // Launch the browser with specified options
    const browser = await puppeteer.launch({
      headless: false, // Runs the browser in full mode (set to true for headless mode in production)
      defaultViewport: null, // Disables the default viewport size, allowing the browser to start maximized
      args: ['--start-maximized'] // Starts the browser maximized
    });

    // Create a new page (tab) in the browser
    const page = await browser.newPage();

    // Navigate to the login page and wait until there are no network connections for at least 500ms
    await page.goto('https://example.com/login', { waitUntil: 'networkidle0' });

    // Wait for the login form to be visible on the page
    await page.waitForSelector('#login-form');

    // Fill in the login form with the provided username and password
    await page.type('#username', 'your_username');
    await page.type('#password', 'your_password');

    // Click the login button and wait for the navigation to complete (ensures the page is fully loaded)
    await Promise.all([
      page.click('#login-button'),
      page.waitForNavigation({ waitUntil: 'networkidle0' })
    ]);

    console.log('Logged in successfully');

    // Wait for a specific dashboard element to be visible, indicating successful login
    await page.waitForSelector('.dashboard');

    // Click a button that opens a modal dialog
    await page.click('#open-modal-button');

    // Wait for the modal dialog to be visible before interacting with it
    await page.waitForSelector('.modal', { visible: true });

    // Fill in the form fields inside the modal dialog
    await page.type('.modal #name', 'John Doe');
    await page.type('.modal #email', 'john@example.com');

    // Select an option ('US') from a dropdown menu in the modal
    await page.select('.modal #country', 'US');

    // Check a checkbox to agree to terms and conditions in the modal
    await page.click('.modal #terms-checkbox');

    // Submit the form in the modal and wait for a specific API response indicating the form was processed
    await Promise.all([
      page.click('.modal #submit-button'),
      page.waitForResponse(response => response.url().includes('/api/submit'))
    ]);

    console.log('Form submitted successfully');

    // Wait for a success message to appear and extract its text content
    const successMessage = await page.waitForSelector('.success-message');
    const messageText = await successMessage.evaluate(el => el.textContent);
    console.log('Success message:', messageText);

    // Perform an infinite scroll until the end of the page is reached
    let previousHeight;
    while (true) {
      previousHeight = await page.evaluate('document.body.scrollHeight'); // Get the current page height
      await page.evaluate('window.scrollTo(0, document.body.scrollHeight)'); // Scroll to the bottom of the page
      await page.waitForTimeout(1000); // Wait for 1 second to allow new content to load
      const newHeight = await page.evaluate('document.body.scrollHeight'); // Get the new page height
      if (newHeight === previousHeight) {
        break; // If the height didn't change, we reached the end of the scrollable content
      }
    }

    console.log('Reached end of infinite scroll');

    // Extract titles from elements with the class '.item-title' and store them in an array
    const titles = await page.evaluate(() =>
      Array.from(document.querySelectorAll('.item-title')).map(el => el.textContent)
    );

    console.log('Extracted titles:', titles);

    // Take a screenshot of the entire page and save it as 'screenshot.png'
    await page.screenshot({ path: 'screenshot.png', fullPage: true });

    // Close the browser to end the session
    await browser.close();

  } catch (error) {
    // Log any errors that occur during the execution of the script
    console.error('An error occurred:', error);
  }
}

// Call the function to start the interaction with the web page
interactWithWebPage();

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: scrape.do

Tags: javascript

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Contributed on Oct 31 2024

Tense Turtle

0 Answers Avg Quality 2/10

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how to make infinite gif images background in css

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html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

#animatedBackground {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: url("http://twibbon.s3.amazonaws.com/238/63bb30c8-2649-465e-9df1-ab2f8e5f7ecc.jpg");
  background-repeat: repeat;
  background-position: 0 0;
  background-size: auto 100%;
/*adjust s value for speed*/
  animation: animatedBackground 500s linear infinite;
}

@keyframes animatedBackground {
  from {
    background-position: 0 0;
  }
/*use negative width if you want it to flow right to left else and positive for left to right*/
  to {
    background-position: -10000px 0;
  }
}
<div id="animatedBackground">
</div>

Popularity 1/10 Helpfulness 1/10 Language css

Source: stackoverflow.com

Tags: gif background infinite css

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Contributed on Oct 31 2024

Worrisome Whale

0 Answers Avg Quality 2/10

Handling JavaScript-Rendered Content

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