Developing high-quality plugins is the key to success in web development using WordPress. In this chapter, we introduced various techniques for creating extensible plugins. Now it's time for you to take one step further by exploring the various other ways of using plugins. Take some time and try out the following tasks to get the best out of this chapter.
In this chapter, we integrated the media uploader to custom fields and restricted the file types using actions. But the restrictions will be global across all types of posts. Try to make the restrictions based on custom post types and custom fields. (You should be able to customize the media uploader for each field).
Use the
wp_handle_uploadfunction to implement manual file uploading to cater to complex scenarios, which cannot be developed using the existing media uploader.Create extensible plugins using global variables instead of actions and filters.
Create pluggable plugins using inheritance without considering pluggable...