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


Building on its history of openness and ease of use, WordPress reached new heights in customization when it introduced custom post types.

Custom post types are new categories of items that are created by using the WordPress API and that appear in the WordPress administration interface as complete new sections, next to the default Posts and Pages sections. These custom items can be used to store any type of information, including events, bug reports, recipes, movie reviews, and many more.

When using custom post types to implement this kind of functionality, developers are able to take advantage of WordPress internal content editing capabilities, including its powerful text editor and user-friendly media uploader. Custom post types also simplify data management for developers, since all of the information related to these new entries is stored in the site database using the existing table structures. Finally, custom post types can leverage the established theme and template system...