This document discusses extending custom post types in WordPress. It begins with an introduction of the speaker Ryan Duff and an overview of custom post types. It then covers creating custom post types and taxonomies, adding custom columns and filtering posts lists, adding meta boxes, using a custom metabox class, modifying admin dashboard widgets, and recommends a plugin called Twenty Ten CRM.

1. EXTENDING CUSTOM
POST TYPES
Ryan Duff
WordCamp Raleigh 2011

2. ABOUT ME
Ryan Duff
email: ryan@fusionized.com
web: fusionized.com
twitter: @ryancduff

3. BRIEF OVERVIEW OF CUSTOM
POST TYPES

4. WHAT ARE CUSTOM POST
TYPES?
• Custom post types behave the same as posts
• Better term would be content types
• Think: Products, Events, etc...
• Built in CPTs: Post, Page, Revision, Attachment, Nav_Menu

5. A WORD ON TAXONOMIES
• Taxonomies are a descriptor
• Think: meta information
• Built in: Cagetory, Tag

6. CREATING A CPT

9. CREATING A TAXONOMY

10. CUSTOM COLUMNS
3.1 (Do This)
add_filter( 'manage_edit-venue_columns', 'venue_columns' );
add_action( 'manage_venue_posts_custom_column',
'venue_show_columns', 10, 2 );
3.0 (Not This)
add_filter( 'manage_edit-venue_columns', 'venue_columns' );
add_action( 'manage_posts_custom_column',
'venue_show_columns', 10, 2 );

11. FILTER THE LIST

12. DO SOMETHING

14. ADDING META BOXES

15. A BETTER WAY
Use a class... a handy one from Andrew Norcross
https://github.com/jaredatch/Custom-Metaboxes-and-Fields-for-WordPress
• Its simpler
• Its faster
• Its cleaner

16. ADMIN DASHBOARD
WIDGETS
• Remove the clutter
• Simplify things for your clients
• Make things easily accessible

17. REMOVE DASHBOARD
WIDGETS
add_action( 'admin_init', 'remove_dashboard_boxes', 0 );

18. ADD DASHBOARD WIDGETS

19. CHECK THIS OUT:
Twenty Ten CRM
http://www.billerickson.net/twentyten-crm/

20. Ryan Duff
email: ryan@fusionized.com
web: fusionized.com
twitter: @ryancduff