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Web Scraping with PHP: Extracting Data from the Web: Learn ethical data extraction, dynamic content

by Publishing, Phiquill

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Description

What You Will Learn in This Book
  • Master the fundamentals of web scraping, including its definition, common applications, and how PHP fits into the web scraping ecosystem.
  • Set up your complete PHP development environment with essential tools like Composer, cURL, and DOM extensions.
  • Understand the core technologies of the web (HTTP/HTTPS, HTML, CSS selectors, JavaScript) to effectively target and extract data from any webpage.
  • Navigate the ethical and legal landscape of web scraping, learning to respect robots.txt files, avoid server overload, and adhere to data privacy and copyright laws.
  • Perform basic and advanced web requests using PHP's cURL extension, including handling GET/POST requests, custom headers, cookies, and secure HTTPS connections.
  • Parse and extract data from HTML documents using PHP's native DOMDocument and DOMXPath, precisely locating information with CSS selectors and XPath queries.
  • Simplify your scraping tasks with the Goutte library, leveraging its powerful features for making requests, traversing the DOM, interacting with forms, and clicking links.
  • Develop strategies to scrape dynamic, JavaScript-rendered content, including reverse engineering AJAX calls and understanding when to use headless browsers.
  • Implement advanced scraping techniques such as handling user authentication, managing proxies for IP rotation, and spoofing user agents to avoid detection.
  • Clean and refine extracted data, converting data types and handling missing or inconsistent information for practical use.
  • Store your scraped data efficiently in various formats, including CSV, JSON, and relational databases like SQLite and MySQL/MariaDB.
  • Design and build robust, modular, and maintainable web scrapers using best practices like error handling, logging, and version control with Git.
  • Apply your skills to real-world scenarios through practical case studies, demonstrating how to scrape e-commerce product information, news articles, and data behind logins.
  • Understand common anti-scraping techniques employed by websites and learn strategies for adapting your scrapers to evolving web environments.

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Product Details

  • Jun 25, 2025 Pub Date:
  • 9798289600189 ISBN-10:
  • 9798289600189 ISBN-13:
  • English Language