Module: Devise::Failure

Defined in:
lib/devise/failure.rb

Class Method Summary collapse

Class Method Details

.call(env) ⇒ Object

Failure application that will be called every time :warden is thrown from any strategy or hook. Responsible for redirect the user to the sign in page based on current scope and mapping. If no scope is given, redirect to the default_url.



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# File 'lib/devise/failure.rb', line 9

def self.call(env)
  options = env['warden.options']
  scope   = options[:scope]
  params  = case env['warden'].try(:message)
    when Symbol
      { env['warden'].message => true }
    when String
      { :message => env['warden'].message }
    else
      options[:params]
  end

  env['warden'].logout

  redirect_path = if mapping = Devise.mappings[scope]
    "#{mapping.parsed_path}/#{mapping.path_names[:sign_in]}"
  else
    "/#{default_url}"
  end

  headers = {}
  headers["Location"] = redirect_path
  headers["Location"] << "?" << Rack::Utils.build_query(params) if params
  headers["Content-Type"] = 'text/plain'

  message = options[:message] || "You are being redirected to #{redirect_path}"
  [302, headers, [message]]
end