The purpose of the Post Types plugin was to introduce you to different aspects of WordPress backend development.
While creating our different post types, we have learned how to customize WordPress menus to our liking. We used custom fields to insert important information to the post which we do not want to be visible in the post content.
We learned how to modify the Manage Posts panel to display the information we want. We also covered user capabilities, and how using them, we can make sure our plugin is working in multi-user environments.
Finally, we do not want to forget localization, for there are thousands of users who use WordPress in their native language.
Here are the most important lessons from this chapter:
Localization: Not everyone uses WordPress in English
Backend CSS classes: Use them to make your forms prettier
Custom fields: They are the powerhouse behind WordPress CMS capabilities
Customize Menus: Your plugin can choose the menus in the WordPress backend
Manage Panels...