Book Image

Learning WordPress REST API

By : Sufyan bin Uzayr, Mathew Rooney
Book Image

Learning WordPress REST API

By: Sufyan bin Uzayr, Mathew Rooney

Overview of this book

The WordPress REST API is a recent innovation that has the potential to unlock several new opportunities for WordPress developers. It can help you integrate with technologies outside of WordPress, as well as offer great flexibility when developing themes and plugins for WordPress. As such, the REST API can make developers’ lives easier. The book begins by covering the basics of the REST API and how it can be used along with WordPress. Learn how the REST API interacts with WordPress, allowing you to copy posts and modify post metadata. Move on to get an understanding of taxonomies and user roles are in WordPress and how to use them with the WordPress REST API. Next, find out how to edit and process forms with AJAX and how to create custom routes and functions. You will create a fully-functional single page web app using a WordPress site and the REST API. Lastly, you will see how to deal with the REST API in future versions and will use it to interact it with third-party services. By the end of the book, you will be able to work with the WordPress REST API to build web applications.
Table of Contents (16 chapters)
Learning WordPress REST API
About the Authors
About the Reviewer

Issuing requests via Postman

The biggest and most obvious advantage of Postman is that it allows you to turn requests into code snippets that you can use and reuse within your code. Thus, Postman can be used to export requests as JavaScript, and that makes it the perfect fit when working with REST API for WordPress or web development.

Postman lets you send authenticated requests in a native manner. In Google Chrome, once you have installed and activated the Postman extension, you can start sending HTTP requests.

Postman supports multiple HTTP requests, and you can see that directly in the drop-down menu.

Of course, for our purpose, the GET and POST requests are the most important.

To issue an HTTP request via Postman, you need to enter the URL value and specify the parameters, if any. For instance, a GET request to a sample URL would look like as shown in the following screenshot:

The preceding requests give us raw response in HTML code. You can also see the same response in JSON, XML, or...