- I. Prerequisites
- II. Objective
- III. Introduction
- IV. Getting Started
- 1. Launching a Headless Browser
- V. Making a TripAdvisor Scraper
- 1. Launching Chrome
- 2. Visiting TripAdvisor
- 3. Clicking an element in Puppeteer
- 4. Locating Sign In btn
- 5. Locate Continue & Email btn
- 6. Reading authentication details
- 7. Writing to an Input Field
- 8. Filling authentication details
- 9. Check for [Re]Captcha
- 10. Locate Hotels link
- 11. Exiting Chrome
- 12. Saving hotels
- 13. Finishing up
- VI. Running the Scraper
- VII. Numerical Results
Scraping Javascript-dependent website with Puppeteer
Node.js asynchronous runs to scrape JS-stuffed websites
In today’s web 2.0 many business websites utilize JavaScript to protect their content from web scraping or any other undesired bot visits. In this article we share with you the theory and practical fulfillment of how to scrape js-dependent or js-protected websites.
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The book gives theory and shows a real case of scraping js-stuffed or js-protected website using Puppeteer, a Node.js scraping library. Code archive and online repository are provided.
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Igor Savinkin
Igor Savinkin is an experienced web developer, proficient in web scraping (data extraction) technologies. Besides Python scraping libraries he uses Selenium, Node.js, Puppeteer and other modern scraping means. Over the years he has been doing much data extraction, software and SaaS testing, the test results being used by the whole web scraping community and more.
Igor is the chief editor of the webscraping.pro business blog. The blog is well known for its broad scope with scraping software reviews, scrapers’ test-drives, testing results, comparison posts and useful scrape related code snippets.
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