Websocket API (WAPI)

What is it?

• Web push technology
• HTML5 sepecification, supported since 2012 (94%)
• Requires a long running process in the background on the server
• CORS unrestricted
• Maintains a live connection (tunnel) between browser and server
• Port 80/443 recommended
• Highly performant (low bandwidth, low latency, no polling)

What is it useful for?

• Receiving updates to current page
• Browsing sessions without page requests (SPA's)
  • state updates
  • refresh page command
• Internal use websites (long running sessions)
  • notifications
• Commerce
  • Up to date stock status, prices, and cart
  • Promotions and activities to current visitors
• Large userbase sites
  • chat
  • online status
• Mobile
  • In app notifications
• Games and multi user apps
• Dashboards and metrics
• ....

Integration with Drupal

• Permission system
• Rules based broadcasts (?)
• Daemon management (including drush)
• Websocket plugins
• Request batching (performant polling)
• Browser notifications
• ReactPHP/Ratchet

Current status

Features list

NTH Goals

• Provide contrib
• Start a websocket service
• D7 Port
• Node js daemon