Class: Eggplant::CLI

Inherits:
Thor
  • Object
show all
Includes:
Thor::Actions
Defined in:
lib/eggplant/cli.rb

Instance Method Summary collapse

Instance Method Details

#build(html_file = './index.html') ⇒ Object 



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# File 'lib/eggplant/cli.rb', line 36

def build html_file='./index.html'
  path = File.expand_path '.'
  html_file = File.expand_path html_file
  puts "Build presentation in #{path}"
  Eggplant::Server.configure path, options[:ui]
  File.unlink html_file if File.exists?(html_file)
  Eggplant::Server.build_html html_file
end

#heroku ⇒ Object 



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# File 'lib/eggplant/cli.rb', line 101

def heroku
  path = File.expand_path '.'
  config_path = File.join path, 'config.ru'
  gemfile_path = File.join path, 'Gemfile'
  File.unlink(config_path) if File.exists?(config_path)
  File.open(config_path, 'w') do |f|
    f << "require 'eggplant/server'\n"
    f << "Eggplant::Server.configure File.expand_path('.'), #{options[:ui].inspect}\n"
    f << "run Eggplant::Server\n"
  end
end

#new(path = '.') ⇒ Object 



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# File 'lib/eggplant/cli.rb', line 29

def new path='.'
  path = File.expand_path path
  puts "Created new presentation in #{path}"
end

#show ⇒ Object 



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# File 'lib/eggplant/cli.rb', line 50

def show
  path = File.expand_path('.')
  puts "Serving presentation from #{path}"

  EventMachine.run do
    # Server options
    server_options = {
      :port => options[:port],
      :presentation_root => path,
      :ui => options[:ui]
    }
    if options[:mode] == 'show'
      server_options[:environment] = :production
    end

    # Eggplant::Server
    Eggplant::Server.run! server_options

    # Eggplant::WebSocket
    @channel = Eggplant::Channel.new
    @count = 0
    @current_slide = 0
    
    EventMachine::WebSocket.start(:host => '0.0.0.0', :port => options[:remote_port]) do |ws|
      ws.onopen do
        sid = @channel.subscribe do |msg|
          ws.send msg
        end
        @count += 1
        @channel.push({:type => 'join', :total_clients => @count, :current_slide => @current_slide}.to_json)

        ws.onmessage do |msg|
          message = JSON.parse msg
          if message['type'] == 'goto'
            @current_slide = message['idx']
          end
          @channel.push_except sid, "#{msg}"
        end

        ws.onclose do
          @channel.unsubscribe sid
          @count -= 1
          @channel.push({:type => 'leave', :total_clients => @count}.to_json)
        end
      end
    end
  end
end