Class: Volt::Server

Inherits:
Object show all
Defined in:
lib/volt/server.rb

Instance Method Summary collapse

Constructor Details

#initialize(root_path = nil) ⇒ Server

Returns a new instance of Server.



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# File 'lib/volt/server.rb', line 55

def initialize(root_path = nil)
  root_path ||= Dir.pwd
  Volt.root = root_path

  @app_path        = File.expand_path(File.join(root_path, 'app'))

  # Boot the volt app
  @component_paths = Volt.boot(root_path)

  setup_change_listener

  display_welcome
end

Instance Method Details

#app ⇒ Object 



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# File 'lib/volt/server.rb', line 82

def app
  @app = Rack::Builder.new

  # Should only be used in production
  if Volt.config.deflate
    @app.use Rack::Deflater
    @app.use Rack::Chunked
  end

  @app.use Rack::ContentLength

  @app.use Rack::KeepAlive
  @app.use Rack::ConditionalGet
  @app.use Rack::ETag

  @app.use Rack::CommonLogger
  @app.use Rack::ShowExceptions

  component_paths = @component_paths
  @app.map '/components' do
    run ComponentHandler.new(component_paths)
  end

  # Serve the opal files
  opal_files = OpalFiles.new(@app, @app_path, @component_paths)

  # Serve the main html files from public, also figure out
  # which JS/CSS files to serve.
  @app.use IndexFiles, @component_paths, opal_files

  component_paths.require_in_components

  # Handle socks js connection
  if RUBY_PLATFORM != 'java'
    SocketConnectionHandler.dispatcher = Dispatcher.new

    @app.map '/channel' do
      run Rack::SockJS.new(SocketConnectionHandler) # , :websocket => false
    end
  end

  @app.use Rack::Static,
           urls: ['/'],
           root: 'public',
           index: '',
           header_rules: [
             [:all, { 'Cache-Control' => 'public, max-age=86400' }]
           ]

  @app.run lambda { |env| [404, { 'Content-Type' => 'text/html; charset=utf-8' }, ['404 - page not found']] }

  @app
end

#display_welcome ⇒ Object 



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# File 'lib/volt/server.rb', line 69

def display_welcome
  puts File.read(File.join(File.dirname(__FILE__), 'server/banner.txt'))
end

#setup_change_listener ⇒ Object 



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# File 'lib/volt/server.rb', line 73

def setup_change_listener
  # Setup the listeners for file changes
  listener = Listen.to("#{@app_path}/") do |modified, added, removed|
    puts 'file changed, sending reload'
    SocketConnectionHandler.send_message_all(nil, 'reload')
  end
  listener.start
end