Chapter 2. Social Bookmarking
I hope the first chapter got you warmed up and prepared for WordPress plugin development, and that you are as eager to start as I am.
In this chapter, we will create our first functional WordPress plugin and learn how to interact with the WordPress API (this is the WordPress interface to PHP) on the way. The knowledge you will gain in this chapter alone will allow you to write a lot of similar plugins.
Let's get moving! In this chapter, you will learn:
Creating a new plugin and having it displayed in the plugins admin panel
Checking the WordPress version and control activation of the plugin
Accessing API features—for example the title and permalink URL of each post
Using WordPress hooks to execute your plugin code ...