WordCamp SF 2014 - WIRED Migration Project
- 1. Migra&ng 17 WP blogs on WIRED.com into one WordPress Install Kathleen Vignos @WordCampSF 2014
- 2. Issue Kathleen Vignos WIRED: Magazine since 1993 @WordCampSF 2014 @kathleencodes
- 3. Kathleen Vignos WIRED: Website since 1994 @WordCampSF 2014 @kathleencodes
- 4. Cross Posts and Redirects Kathleen Vignos We Got 99 Problems... @WordCampSF 2014 @kathleencodes Flat Files Old CMS 20 Years of Digital Content External Homepage Curator App Third-‐Party Editorial Workflow App 35+ Blogs
- 5. WordPress Problems: Separate Installs, Themes, Plugins Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 6. WordPress Problems: Upgrades and Deployments Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 7. WordPress Problems: 35x2 Separate Logins Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 8. WordPress Problems: Create User 35x2 Times Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 9. Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 10. Kathleen Vignos API Problems: RSS Everywhere @WordCampSF 2014 @kathleencodes
- 11. Selling Points • Precursor to full-‐scale redesign • BeCer site performance • Faster future development ! Project Scope • Migrate 17 acHve blogs only • NO DESIGN CHANGES • Homepage to PHP, schedule in WP • Manage edit workflow in WP Kathleen Vignos The Solu&on: Project Pangea @WordCampSF 2014 @kathleencodes
- 12. 1 2 3 4 5 Kathleen Vignos WordPress Migra&on Steps @WordCampSF 2014 @kathleencodes Purge Data Update Taxonomies Export, Import Sanity Checks Add Helpers
- 13. Kathleen Vignos Migra&on: Purge Data • Trash • Revisions • Comments, trackbacks, pingbacks • Links • Transients • Authors with no posts • Categories and tags with 0, 1, 2 posts @WordCampSF 2014 @kathleencodes
- 14. Migra&on: Taxonomy Updates • Add blog category for each post • Convert categories to tags • ShiY remaining categories to subcategories • Use wp-‐cli Kathleen Vignos http://wp-cli.org @WordCampSF 2014 @kathleencodes
- 15. Migra&on: Export/Import with WordPress Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 16. Migra&on: Export/Import, Custom Scripts • Max import 20MB (configurable) • Large export can trigger PHP memory limits Kathleen Vignos Why we needed custom scripts: ! 1. WP Export/Import Limits 2. DuplicaHon of authors across blogs 3. Mapping posts to new categories 4. Storing old post ID in post meta @WordCampSF 2014 @kathleencodes
- 17. Migra&on: Export/Import, Custom Scripts Our migraHon script process: ! 1. Nightly backup of producHon DB to S3 2. gzip pulled down from S3 to a local DB 3. Scripts run against local DB 4. DB saved back to S3 5. Test, sanity checks Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 18. Kathleen Vignos Migra&on: Sanity Checks Can’t manually test 100K+ posts, so… ! • Script to check data mapping • Script to check data integrity @WordCampSF 2014 @kathleencodes
- 19. Migra&on: Sanity Checks, Mapping Check data mapping from old site to new wp_gadgetlab_posts LEFT OUTER JOIN wp_posts Kathleen Vignos @WordCampSF 2014 @kathleencodes ✓ All old posts in new table ✓ Post content matches ✓ Post aCachments map to parent post ✓ Post terms carried over hCp://wrd.cm/pangea-‐data-‐mapping-‐gist
- 20. Migra&on: Sanity Checks, Integrity Check that data on new site makes sense Kathleen Vignos @WordCampSF 2014 @kathleencodes ✓No uncategorized (homeless) posts ✓No phantom authors ✓No duplicate posts ✓No orphans: postmeta, aCachments, galleries hCp://wrd.cm/pangea-‐data-‐integrity-‐gist
- 21. Migra&on: Helpers hCps://wordpress.org/plugins/restrict-‐categories/ ! • Set author default category (custom user meta) Kathleen Vignos • New custom roles and capabiliHes Ghost, Top Editor, Producer ! • Restrict Categories plugin: @WordCampSF 2014 @kathleencodes
- 22. Cross Posts and Redirects Kathleen Vignos The Results: Project Pangea @WordCampSF 2014 @kathleencodes Flat Files Old CMS 20 Years of Digital Content External Homepage Curator App Third-‐Party Editorial Workflow App 1 35+ WP Install Blogs
- 23. ✓Easier plugin and widget management Kathleen Vignos The Results: Project Pangea @WordCampSF 2014 @kathleencodes
- 24. Kathleen Vignos The Results: Project Pangea ✓Easier user administration @WordCampSF 2014 @kathleencodes
- 25. The Results: Project Pangea ✓No more RSS needed for aggregating posts ✓One single RESTful API Kathleen Vignos @WordCampSF 2014 @kathleencodes
- 26. ✓Automated deployments with Jenkins and git tags Kathleen Vignos The Results: Project Pangea @WordCampSF 2014 @kathleencodes
- 27. The Results: Project Pangea of happiness and world peace Kathleen Vignos ✓Achievement @WordCampSF 2014 @kathleencodes
- 28. Kathleen Vignos Thank You! ! Download slides: hCp://wrd.cm/wcsf2014-‐kv is hiring! hCp://wrd.cm/jobs @WordCampSF 2014 @kathleencodes