sampleplugins.rb

class SiriProxy::Plugin::Twitter < SiriProxy::Plugin
  # this watches when in the default context
  listen_for /tweet (.*)/ do |data, tweetText|
    show_rich_snippet do
      image 'http://cl.ly/1l040J1A392n0M1n1g35/content' # this just makes things looks nice, but is obviously specific to my username
      text tweetText
    end
 
    # this locks out other plugins until a confirmation or deny
    confirm do
      confirmed do
        send_tweet tweet 
        say "Tweet posted"
      end
      cancelled { say "Ok I wont send it." }
    end
  end
end

class SiriProxy::Plugin::MelbourneMetroTrains < SiriProxy::Plugin
  # this watches when in the default context
  listen_for /when is my next train/ do |data|
    respond_with_next_train data
  end

  # after showing a schedule, user can ask to see a map
  # if another plugin accepts a command, context gets cleared
  listen_for :show_map, /map/ do |data|
    show_map Map.new(@train_details.station.coordinates) # Automatic bounding box
  end

  #returns the train after the one currently displayed
  listen_for :next_train, /next train/ do |data|
    respond_with_next_train(data, @after_this + 1)
  end

  def respond_with_next_train(data, after_this=0)
    @after_this = after_this
    train_details = fetch_train_details(data.current_location, default_station, @after_this)

    if train_details
      say "The next #{train_details.line} train to #{default_station} departs from #{train_details.source} at #{train_details.time}"    

      # this adds the context to any existing contexts
      add_context :show_map
      # you can also replace_context to clear all contexts and replace with given one
      
      # adds another context
      add_context :next_train
      

    else
      say "Sorry, I'm unable to retrieve your train details."
      clear_context()
    end
  end

  def ask_and_store_default_station
    say "I don't know where you usually go in the #{morning_or_afternoon}"

    #next response when issuing an ask is not sent to other plugins
    station = ask "What is the station?", all_stations
  end
end