Book Image

WordPress Plugin Development: Beginner's Guide

Book Image

WordPress Plugin Development: Beginner's Guide

Overview of this book

If you can write WordPress plug-ins, you can make WordPress do just about anything. From making the site easier to administer, to adding the odd tweak or new feature, to completely changing the way your blog works, plug-ins are the method WordPress offers to customize and extend its functionality. This book will show you how to build all sorts of WordPress plug-ins: admin plug-ins, Widgets, plug-ins that alter your post output, present custom "views" of your blog, and more. WordPress Plug-in Development (Beginner's Guide) focuses on teaching you all aspects of modern WordPress development. The book uses real and published WordPress plug-ins and follows their creation from the idea to the finishing touches, in a series of carefully picked, easy-to-follow tutorials. You will discover how to use the WordPress API in all typical situations, from displaying output on the site in the beginning to turning WordPress into a CMS in the last chapter. In Chapters 2 to 7 you will develop six concrete plug-ins and conquer all aspects of WordPress development. Each new chapter and each new plug-in introduces different features of WordPress and how to put them to good use, allowing you to gradually advance your knowledge. This book is written as a guide to take your WordPress skills from the very beginning to the level where you are able to completely understand how WordPress works and how you can use it to your advantage.
Table of Contents (14 chapters)
WordPress Plugin Development
Credits
About the Author
About the Reviewer
Preface
Index

WordPress MU development


WordPress MU is a multi-user, multi-blog version of WordPress and it is quickly gaining popularity. It allows you to run many blogs from a single installation of the WordPress MU software.

The WordPress MU homepage is located at http://mu.wordpress.org, and from here, you can access the latest version.

Although, WordPress MU re-uses 90% of the WordPress code, there are some differences between the two, mainly due to the fact that MU is meant to host multiple blogs simultaneously.

For example, if you were creating an XML sitemap plugin for normal WordPress, and created the file by default in the root of the blog, it would not work on MU, as each blog would be overwriting the sitemap every time it was generated.

Other differences come from the fact that WordPress MU is not always updated at the same time with WordPress. So if you use new features and API functions available in the latest version of WordPress, they may not work in the latest version of WordPress MU; that...