A story about how we've built extremely fast facet filters in Drupal

1. Extremely fast search facets
Zahura Andrii
Drupal Developer
Internetdevels
https://www.drupal.org/u/shkiperhttp://jysk.co.uk/

2. How it was

3. How it should be

4. Facet API

5. “We should not reload the page” ©

6. Ajax facets
Doesn’t work for:
● pager
● sorting widget
● advanced pager

7. Search API ajax
Doesn’t work for:
● pager
● sorting widget
● advanced pager

8. Custom code

11. “Too slow” ©

13. Ajax Solr
A JavaScript framework for creating user interfaces to Solr

14. Request

15. Render results

16. 1. How to prepare content?

17. 2. How to build the query?
Put query object from view in Drupal.settings.SolrAjaxQuery
Pass all query parameters to Ajax Solr script

18. 3. How to add facets?

19. Saved facets settings

20. Response from Solr

21. How to render
content?

25. Security?

27. How it works?

28. 1. Page load
Browser Varnish Drupal Solr Drupal (render teasers)
Browser (display teasers, build request for facets) Varnish Solr
Browser (render facets from JSON)
2. Change filters
Browser Varnish Solr Browser (render filters and teasers from JSON)

30. Thank you!
Zahura Andrii
Drupal Developer
Internetdevels
https://www.drupal.org/u/shkiperhttp://jysk.co.uk/
Questions?