Flowdock
method

listen

Importance_0
v5.2.3 - Show latest stable - 0 notes - Class: Listener
listen(conn) public

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# File actioncable/lib/action_cable/subscription_adapter/redis.rb, line 77
          def listen(conn)
            conn.without_reconnect do
              original_client = conn.respond_to?(:_client) ? conn._client : conn.client

              conn.subscribe("_action_cable_internal") do |on|
                on.subscribe do |chan, count|
                  @subscription_lock.synchronize do
                    if count == 1
                      @raw_client = original_client

                      until @when_connected.empty?
                        @when_connected.shift.call
                      end
                    end

                    if callbacks = @subscribe_callbacks[chan]
                      next_callback = callbacks.shift
                      @event_loop.post(&next_callback) if next_callback
                      @subscribe_callbacks.delete(chan) if callbacks.empty?
                    end
                  end
                end

                on.message do |chan, message|
                  broadcast(chan, message)
                end

                on.unsubscribe do |chan, count|
                  if count == 0
                    @subscription_lock.synchronize do
                      @raw_client = nil
                    end
                  end
                end
              end
            end
          end
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