Sinatra-stream Example

Sinatra example using EventSource (Server Sent Events)

Original code from: https://gist.github.com/maccman/2992949

Server Sent Events are an awesome api that lets you push data asynchronously directly to your clients.

https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events https://developer.mozilla.org/en-US/docs/Web/API/EventSource

A polyfill for EventSource is available (thanks IE), please check:

https://github.com/Yaffle/EventSource

Setup:

gem i bundler

bundle

(you need to have Redis installed)

On ubuntu you can install redis by:

apt-get install redis-server

Run:

bundle exec rackup

Usage:

Open <http://localhost:4567>

Then from your console:

redis-cli publish message hello

Voila', you shoul see your message in every browser window you have open.