Chat Example App Using Server-Sent Events

Chat Example App Using Server-Sent Events:

Chat Example App Using Server-Sent Events Mason Fischer July 14, 2013 rails redis Rails 4 can stream data to the browser with ActionController::Live using server-sent events (SSEs) . I was curious how server sent events worked so I decided to use them to implement a simple chat application. Tiny-chat is a chat app I built using Goliath , Redis Pub/Sub and of course server-sent events . Subscribing to Events require 'goliath' require 'redis' class Subscribe < Goliath::API def response(env) EM.synchrony do @redis = Redis.new(Options::redis) channel = env["REQUEST_PATH"].sub(/^\/subscribe\//, '') # We pass the subscribe method a block which describes what to # do when we receive an event. # This block writes the message formatted as a server sent event # to the HTTP stream. @redis.subscribe(channel) do |on| on.message do |channel, message| @message = message env.stream_send(p...

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