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

Setting up the plugin

During the course of this tutorial, you'll only need one PHP and one JavaScript file. Nothing else is necessary for the creation of our plugin.

We will be starting off with writing a simple PHP file that will do the following three key things for us:

  • Enqueue the JavaScript file

  • Localize a dynamically created JavaScript object into the DOM when you use the said file

  • Create the HTML markup for our future form

All that is required of us is to have two functions and two hooks. To get this done, we will be creating a new folder in our plugin directory with one of the PHP files inside it. This will serve as the foundation for our future plugin. We will give the file a conventional name, such as my-rest-post-editor.php.

In the following you can see our starting PHP file with the necessary empty functions that we will be expanding in the next steps:

Plugin Name: My REST API Post Editor 
add_shortcode( 'My-Post-EditorR', 'my_rest_post_editor_form...