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WordPress is an Application Framework

WordPress is an Application Framework

I make the argument that we shouldn't be thinking of WordPress as either blog software or a CMS but as an application framework that can be used to power the back-end of any web app.

Tom Willmot

August 14, 2012
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  1. Tom Willmot humanmade • happytables • wpremote tomwillmot.com hmn.md wpremote.com

    happytables.com @tomwillmot @humanmadeltd @wpremote @happytables github.com/humanmade Monday, 24 September 12
  2. • What is an Application Framework • What makes WordPress

    an Application Framework • How we built the WP Remote web app on WordPress. What is an Application Framework Monday, 24 September 12
  3. A web application framework is a software framework that is

    designed to support the development of dynamic websites, Web applications and Web services. The framework aims to alleviate the overhead associated with common activities performed in Web development. For example, many frameworks provide libraries for database access, templating frameworks and session management, and often promote code reuse. http://en.wikipedia.org/wiki/Web_application_framework Monday, 24 September 12
  4. A web application framework is a software framework that is

    designed to support the development of dynamic websites, Web applications and Web services. The framework aims to alleviate the overhead associated with common activities performed in Web development. For example, many frameworks provide libraries for database access, templating frameworks and session management, and often promote code reuse. http://en.wikipedia.org/wiki/Web_application_framework Monday, 24 September 12
  5. A web application framework is a software framework that is

    designed to support the development of dynamic websites, Web applications and Web services. The framework aims to alleviate the overhead associated with common activities performed in Web development. For example, many frameworks provide libraries for database access, templating frameworks and session management, and often promote code reuse. http://en.wikipedia.org/wiki/Web_application_framework Monday, 24 September 12
  6. WordPress is web software you can use to create a

    beautiful website or blog. Monday, 24 September 12
  7. WordPress is an Application Framework that happens to come with

    a default app called “Blog”. Monday, 24 September 12
  8. WordPress is web software you can use to create a

    beautiful app, website or blog. Monday, 24 September 12
  9. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Core API’s Monday, 24 September 12
  10. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  11. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  12. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  13. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  14. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  15. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  16. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  17. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  18. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  19. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  20. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  21. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  22. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  23. • HTTP • XMLRPC • WP_User • WP_Rewrite • WPDB

    • WP_Cache & Transients • WP_Scripts • WP_Filesystem • admin-ajax.php • I18N • WP_Query • Security • Templating system • An Administration interface Monday, 24 September 12
  24. 3rd Party API’s • TLC Transients • WP Thumb •

    Custom Meta Box API • WordPress Objects Monday, 24 September 12
  25. • TLC Transients https://github.com/markjaquith/WP-TLC- Transients • WP Thumb • Custom

    Meta Box API • WordPress Objects • Term Meta Monday, 24 September 12
  26. • TLC Transients • WP Thumb https://github.com/humanmade/WPThumb • Custom Meta

    Box API • WordPress Objects • Term Meta Monday, 24 September 12
  27. • TLC Transients • WP Thumb • Custom Meta Box

    API https://github.com/humanmade/Customs • WordPress Objects • Term Meta Monday, 24 September 12
  28. • TLC Transients • WP Thumb • Custom Meta Box

    API • WordPress Objects https://github.com/humanmade/WordPress- Objects • Term Meta Monday, 24 September 12
  29. • TLC Transients • WP Thumb • Custom Meta Box

    API • WordPress Objects • Term Meta https://gist.github.com/2953813 Monday, 24 September 12
  30. All these API’s can be used without the “Blog” part

    of WordPress Monday, 24 September 12
  31. Still need convincing? • Continuously improved. • Great backwards compatibility

    support. • Super easy to jump in and get started. Monday, 24 September 12
  32. Still need convincing? • Continuously improved. • Great backwards compatibility

    support. • Super easy to jump in and get started. • Can run on literally any server. Monday, 24 September 12
  33. Still need convincing? • Continuously improved. • Great backwards compatibility

    support. • Super easy to jump in and get started. • Can run on literally any server. • Widely tested, runs 16.7% of the web, some of the largest sites in the world. Monday, 24 September 12
  34. Why Not • Some of the core API’s are old

    and nasty. • It doesn’t enforce a strict MVC structure. https://github.com/markjaquith/WordPress-Skeleton/ • People might think your not a real software engineer if your not using Ruby to build your web app. Monday, 24 September 12
  35. • Users • Sites • Site Meta • Core, Plugin

    and Theme updates • Groups • History • Backups • Settings Monday, 24 September 12
  36. • Standard WordPress subscriber level users. • Custom Login, Registration

    and Lost Password pages and Change Password pages. Users Monday, 24 September 12
  37. • Sites are stored as a custom post_type. • Each

    site has the post_author set to the user that owns the site. • The site status is set to private to signify that users sites are private to them. • Meta information about the site like home_url, admin_url etc. are stored in post_meta. As are lists of backups, history items and plugins and themes that need updating. Sites Monday, 24 September 12
  38. • Site Group is a custom taxonomy • Each group

    is a new term in that taxonomy • Doesn’t matter if 2 users unknowingly use the same group as each user only sees sites that they own. • We use a custom term_meta table to store things like whether a group is collapsed or not. Site Groups Monday, 24 September 12
  39. • Installed on each of the users sites • We

    use the HTTP API to communicate between the back-end and Plugin. • The Plugin hooks into the Core, Plugin & Theme update API’s to do the actual updates. Plugin Monday, 24 September 12
  40. • AMC Story Sync http://www.amctv.com/shows/breaking-bad/ story-sync • Bendy Words http://bendywords.com/demo-board/

    • StudioPress http://www.woothemes.com/2011/07/ supportpress/ Others Monday, 24 September 12