Next, we’ll need to install Puppeteer and Grover to take screenshots. In the terminal, we'll add the following command: Let’s set up the project by firing up a new Rails app and moving into our new app. to_pdf type method to create a screenshot in the format of your choosing. To best use Puppeteer with Rails, there’s a handy gem built on top of Puppeteer called Grover. It’s a versatile package with many features and is commonly used to take screenshots. Puppeteer is an API that allows a user to control Chrome or Chromium in either headless or full (non-headless) mode. We'll cover the following options:įirst up, Puppeteer & Grover. However, these examples should work for older versions of Rails as well. We'll be using Rails 7 throughout this article. In our examples, we'll create a simple app that lets a user fill out a text box with a URL of their choice and click a button to retrieve and view the screenshot. In this article, we'll cover 4 of the most popular ways to take screenshots programmatically. So whether you're a beginner or an experienced developer looking to integrate screenshots into your next app, read on for some tips and tricks! 4 Ways to Take Screenshots Programmatically with Rails In this blog post, we’ll show you 4 different ways to take website screenshots using Rails. Ensure your i18n translations look great when accessed from their respective countriesįortunately, there are a few gems and tools to make this very easy in Rails applications.Track changes on your competitor’s pricing and landing pages.Programmatically grab screenshots from a URL instead of asking your users to upload potentially inconsistent files.Show a bug that's occurring during automated testing.If you're a Rails developer, you may find yourself taking screenshots to: Rails developers often need to take screenshots within their programs for a variety of reasons.
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