Book Image

WordPress Plugin Development Cookbook - Second Edition

By : Yannick Lefebvre
Book Image

WordPress Plugin Development Cookbook - Second Edition

By: Yannick Lefebvre

Overview of this book

WordPress is a popular, powerful, and open Content Management System. Learning how to extend its capabilities allows you to unleash its full potential, whether you're an administrator trying to find the right extension, a developer with a great idea to enhance the platform for the community, or a website developer working to fulfill a client's needs. This book shows readers how to navigate WordPress' vast set of API functions to create high-quality plugins with easy-to-configure administration interfaces. With new recipes and materials updated for the latest versions of WordPress 4.x, this second edition teaches you how to create plugins of varying complexity ranging from a few lines of code to complex extensions that provide intricate new capabilities. You'll start by using the basic mechanisms provided in WordPress to create plugins and execute custom user code. You will then see how to design administration panels, enhance the post editor with custom fields, store custom data, and modify site behavior based on the value of custom fields. You'll safely incorporate dynamic elements on web pages using scripting languages, and build new widgets that users will be able to add to WordPress sidebars and widget areas. By the end of this book, you will be able to create WordPress plugins to perform any task you can imagine.
Table of Contents (20 chapters)
Title Page
About the Author
About the Reviewers
Customer Feedback

Downloading and configuring a local WordPress installation

The next component of our local development environment is to install WordPress on your local web server to run a fully working website and have all of its files hosted locally.

WordPress has always prided itself with its easy five minutes installation process. Installing it on a local web server is even easier and quicker than it would be on a live remote server. This recipe covers the creation of a MySQL database to store all data related to our new WordPress installation and the actual setup process.

Getting ready

This recipe assumes that you have a local web server installed on your computer. This web server can be a fresh install performed using the previous recipe or can be from a previous installation. The steps in the following section are written with a focus on new local web servers. If you have created a new account to access the MySQL database or changed the root user's password, some of the steps will change slightly. The...