Add bin and edit workflow

bin/gems/em-websocket-0.5.3/examples/multicast.rb

@@ -0,0 +1,47 @@
+require 'em-websocket'
+# requires the twitter-stream gem
+require 'twitter/json_stream'
+require 'json'
+
+#
+# broadcast all ruby related tweets to all connected users!
+#
+
+username = ARGV.shift
+password = ARGV.shift
+raise "need username and password" if !username or !password
+
+EventMachine.run {
+  @channel = EM::Channel.new
+
+  @twitter = Twitter::JSONStream.connect(
+    :path => '/1/statuses/filter.json?track=ruby',
+    :auth => "#{username}:#{password}",
+    :ssl => true
+  )
+
+  @twitter.each_item do |status|
+    status = JSON.parse(status)
+    @channel.push "#{status['user']['screen_name']}: #{status['text']}"
+  end
+
+
+  EventMachine::WebSocket.start(:host => "0.0.0.0", :port => 8080, :debug => true) do |ws|
+
+    ws.onopen {
+      sid = @channel.subscribe { |msg| ws.send msg }
+      @channel.push "#{sid} connected!"
+
+      ws.onmessage { |msg|
+        @channel.push "<#{sid}>: #{msg}"
+      }
+
+      ws.onclose {
+        @channel.unsubscribe(sid)
+      }
+    }
+
+  end
+
+  puts "Server started"
+}