class Faye::RackAdapter

Constants

ASYNC_RESPONSE
DEFAULT_ENDPOINT
HTTP_X_NO_CONTENT_LENGTH

This header is passed by Rack::Proxy during testing. Rack::Proxy seems to set content-length for you, and setting it in here really slows the tests down. Better suggestions welcome.

SCRIPT_PATH
TYPE_JSON
TYPE_SCRIPT
TYPE_TEXT
VALID_JSONP_CALLBACK

Public Instance Methods

add_extension(extension) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 55
def add_extension(extension)
  @server.add_extension(extension)
end
add_websocket_extension(extension) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 63
def add_websocket_extension(extension)
  @extensions << extension
end
call(env) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 75
def call(env)
  Faye.ensure_reactor_running!
  request = Rack::Request.new(env)

  unless request.path_info =~ @endpoint_re
    env['faye.client'] = get_client
    return @app ? @app.call(env) :
                  [404, TYPE_TEXT, ["Sure you're not looking for #{@endpoint} ?"]]
  end

  return @static.call(env) if @static =~ request.path_info

  # http://groups.google.com/group/faye-users/browse_thread/thread/4a01bb7d25d3636a
  if env['REQUEST_METHOD'] == 'OPTIONS' or env['HTTP_ACCESS_CONTROL_REQUEST_METHOD'] == 'POST'
    return handle_options
  end

  return handle_websocket(request)   if Faye::WebSocket.websocket?(env)
  return handle_eventsource(request) if Faye::EventSource.eventsource?(env)

  handle_request(request)
end
close() click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 67
def close
  @server.close
end
get_client() click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 71
def get_client
  @client ||= Client.new(@server)
end
listen(*args) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 51
def listen(*args)
  raise 'The listen() method is deprecated - see https://github.com/faye/faye-websocket-ruby#running-your-socket-application for information on running your Faye server'
end
remove_extension(extension) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 59
def remove_extension(extension)
  @server.remove_extension(extension)
end

Public Class Methods

new(app = nil, options = nil, &block) click to toggle source
# File lib/faye/adapters/rack_adapter.rb, line 25
def initialize(app = nil, options = nil, &block)
  @app     = app if app.respond_to?(:call)
  @options = [app, options].grep(Hash).first || {}

  ::WebSocket::Driver.validate_options(@options, [:engine, :mount, :ping, :timeout, :extensions, :websocket_extensions])

  @endpoint    = @options[:mount] || DEFAULT_ENDPOINT
  @extensions  = []
  @endpoint_re = Regexp.new('^' + @endpoint.gsub(/\/$/, '') + '(/[^/]*)*(\.[^\.]+)?$')
  @server      = Server.new(@options)

  @static = StaticServer.new(File.join(ROOT, '..', 'build', 'client'), /\.(?:js|map)$/)
  @static.map(File.basename(@endpoint) + '.js', SCRIPT_PATH)
  @static.map('client.js', SCRIPT_PATH)

  if extensions = @options[:extensions]
    [*extensions].each { |extension| add_extension(extension) }
  end

  if websocket_extensions = @options[:websocket_extensions]
    [*websocket_extensions].each { |ext| add_websocket_extension(ext) }
  end

  block.call(self) if block
end