![]() This guide covers how controllers work and how they fit into the request cycle in your application. It includes sessions, filters, and cookies, data streaming, and dealing with exceptions raised by a request, among other topics. This guide covers the user-facing features of Rails routing. Digging Deeper Active Support Core Extensions If you want to understand how to use routing in your own Rails applications, start here. This guide documents the Ruby core extensions defined in Active Support. This guide covers how to add internationalization to your applications. Your application will be able to translate content to different languages, change pluralization rules, use correct date formats for each country, and so on. ![]() This guide describes how to use Action Mailer to send and receive emails. This guide provides you with all you need to get started creating, enqueuing, and executing background jobs. This guide covers how to attach files to your Active Record models. We'll update is a rather comprehensive guide to the various testing facilities in Rails. Then, create a new file called in app/views/screenshot. Similar to the examples above, we'll add a basic route, view, and controller action.įirst up, create a root route in routes.rb file by adding root "screenshot#show" before the last end tag. Rails new urlbox & cd urlbox Adding a route and creating our view and controller files Let's spin up a new app and call it urlbox They're also working on a gem that'll help speed this process up even faster. Setup for Urlbox is easier than others for this example. However, for simple screenshots of your own application, html2canvas may be just what you're looking for. Benefits and Drawbacks of Using html2canvas for ScreenshotsĪgain, the use case for html2canvas is rather narrow and does not offer many customizations. Now, when you run your Rails server, you should see a button that can take a screenshot of your application and display it in a new window. configure do | config | config.options = Inside this show view, we'll add a form to capture a URL. In the app/views/ folder, screen a folder called screenshot and inside it, add a file called. In your routes.rb file, add root "screenshot#show" before the last end tag.īefore we load our page, we'll want to make sure that we have something to show our visitors. First up, we'll add a default route so we can see our form as soon as we fire up our server. Our next step is to create a basic view where we'll be able to see our text field and button. We'll also want to get Puppeteer installed, so type yarn add puppeteer into your terminal to set up your project with Puppeteer. 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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