Class: ActionController::Session::AbstractStore

Inherits:
Object
  • Object
show all
Defined in:
lib/action_controller/session/abstract_store.rb

Defined Under Namespace

Classes: SessionHash

Constant Summary collapse

ENV_SESSION_KEY = 
'rack.session'.freeze
ENV_SESSION_OPTIONS_KEY = 
'rack.session.options'.freeze
'HTTP_COOKIE'.freeze
'Set-Cookie'.freeze
DEFAULT_OPTIONS = 
{
  :key =>           '_session_id',
  :path =>          '/',
  :domain =>        nil,
  :expire_after =>  nil,
  :secure =>        false,
  :httponly =>      true,
  :cookie_only =>   true
}

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ AbstractStore

Returns a new instance of AbstractStore.



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# File 'lib/action_controller/session/abstract_store.rb', line 97

def initialize(app, options = {})
  # Process legacy CGI options
  options = options.symbolize_keys
  if options.has_key?(:session_path)
    options[:path] = options.delete(:session_path)
  end
  if options.has_key?(:session_key)
    options[:key] = options.delete(:session_key)
  end
  if options.has_key?(:session_http_only)
    options[:httponly] = options.delete(:session_http_only)
  end

  @app = app
  @default_options = DEFAULT_OPTIONS.merge(options)
  @key = @default_options[:key]
  @cookie_only = @default_options[:cookie_only]
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/action_controller/session/abstract_store.rb', line 116

def call(env)
  session = SessionHash.new(self, env)

  env[ENV_SESSION_KEY] = session
  env[ENV_SESSION_OPTIONS_KEY] = @default_options.dup

  response = @app.call(env)

  session_data = env[ENV_SESSION_KEY]
  options = env[ENV_SESSION_OPTIONS_KEY]

  if !session_data.is_a?(AbstractStore::SessionHash) || session_data.send(:loaded?) || options[:expire_after]
    session_data.send(:load!) if session_data.is_a?(AbstractStore::SessionHash) && !session_data.send(:loaded?)

    sid = options[:id] || generate_sid

    unless set_session(env, sid, session_data.to_hash)
      return response
    end

    cookie = Rack::Utils.escape(@key) + '=' + Rack::Utils.escape(sid)
    cookie << "; domain=#{options[:domain]}" if options[:domain]
    cookie << "; path=#{options[:path]}" if options[:path]
    if options[:expire_after]
      expiry = Time.now + options[:expire_after]
      cookie << "; expires=#{expiry.httpdate}"
    end
    cookie << "; Secure" if options[:secure]
    cookie << "; HttpOnly" if options[:httponly]

    headers = response[1]
    unless headers[SET_COOKIE].blank?
      headers[SET_COOKIE] << "\n#{cookie}"
    else
      headers[SET_COOKIE] = cookie
    end
  end

  response
end