The talk introduces WordPress REST API. Slides explain what WP REST API are, how and when we can use them.

1. Introduction to
WP REST API
WPDay Pordenone, 13 Novembre 2015
simone d’amico
software engineer @ ideato
@dymissy
sd@ideato.it
WPDay Pordenone, 13 Novembre 2015

2. Introduction to WP REST API
PREAMBLE
Can WordPress be the
best choice for next
project?

4. OH, REALLY?

5. Buzzwords 2015
angular, react js, mobile app, …
very doge such wow

6. Introduction to WP REST API
CONCLUSION
WordPress could not be
the best solution

8. Introduction to WP REST API
WP REST API

9. Introduction to WP REST API
WP REST API

10. Introduction to WP REST API
WP REST API

11. Introduction to WP REST API
WP REST API

12. GET /posts
VERSION 1
GET /wp-json/wp/v2/posts
VERSION 2
- Infrastructure will be included from 4.4
- Endpoints available in the plugin

13. {
"name": "My WordPress Site",
"description": "Just another WordPress site",
"URL": "http://example.com",
"routes": {
"/": {
"supports": [
"HEAD",
"GET"
],
"meta": {
"self": "http://example.com/wp-json/"
}
}
...

14. Introduction to WP REST API
Why WP REST API
matters?

16. Y’ALL

17. Introduction to WP REST API
MOBILE APPS
mobile applications

18. SKY IS NOT THE
LIMIT
YOUR
IMAGINATION IS

19. Introduction to WP REST API
WP REST API REFERENCE

20. /wp-json/wp/v2 Routes and endpoints available
/wp-json/wp/v2/posts
Create, read, update and delete
posts
/wp-json/wp/v2/pages
Create, read, update and delete
pages
/wp-json/wp/v2/users
Create, read, update and delete
users
/wp-json/wp/v2/media
Create, read, update and delete
media items
/wp-json/wp/v2/taxonomies Read taxonomies and terms

21. GET /wp-json/wp/v2/posts List posts
GET /wp-json/wp/v2/posts/<id> Read the post <id>
POST /wp-json/wp/v2/posts Create a new post
PUT /wp-json/wp/v2/posts/<id> Update the post <id>
DELETE /wp-json/wp/v2/posts/<id> Delete the post <id>

22. Introduction to WP REST API
Extending WP REST API

23. Introduction to WP REST API
Extending
We are able to access to
posts, pages, etc…
What about custom post
types and custom fields?

24. Introduction to WP REST API
CUSTOM FIELDS

27. https://wordpress.org/plugins/acf-to-wp-api/

29. Introduction to WP REST API
CUSTOM POST TYPES

30. GET /wp-json/wp/v2/books List books
GET /wp-json/wp/v2/books/<id> Read the book <id>
POST /wp-json/wp/v2/books Create a new book

31. Introduction to WP REST API
CONCLUSIONS… FOR REAL
WP REST API allow
developers to build faster
and reactive applications

32. Introduction to WP REST API
THANKS
https://joind.in/15555

33. Introduction to WP REST API
QUESTIONS
?

34. Introduction to WP REST API
REFERENCE
https://developer.wordpress.com/docs/api/
https://make.wordpress.org/core/2015/10/28/rest-api-
welcome-the-infrastructure-to-core/
http://jacklenox.com/2015/03/30/building-themes-with-the-
wp-rest-api-wordcamp-london-march-2015/
https://github.com/kadamwhite/wordpress-rest-api
https://github.com/WP-API/client-js