Class: Devise::FailureApp

Inherits:
ActionController::Metal
  • Object
show all
Includes:
AbstractController::Callbacks, ActionController::Redirecting, ActionController::UrlFor, Controllers::StoreLocation
Defined in:
lib/devise/failure_app.rb

Overview

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

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Controllers::StoreLocation

#store_location_for, #stored_location_for

Class Method Details

.call(env) ⇒ Object

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# File 'lib/devise/failure_app.rb', line 26

def self.call(env)
  @respond ||= action(:respond)
  @respond.call(env)
end

.default_url_options(*args) ⇒ Object

Try retrieving the URL options from the parent controller (usually ApplicationController). Instance methods are not supported at the moment, so only the class-level attribute is used.

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# File 'lib/devise/failure_app.rb', line 34

def self.default_url_options(*args)
  if defined?(Devise.parent_controller.constantize)
    Devise.parent_controller.constantize.try(:default_url_options) || {}
  else
    {}
  end
end

Instance Method Details

#http_auth ⇒ Object

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# File 'lib/devise/failure_app.rb', line 52

def http_auth
  self.status = 401
  self.headers["WWW-Authenticate"] = %(Basic realm=#{Devise.http_authentication_realm.inspect}) if http_auth_header?
  self.content_type = request.format.to_s
  self.response_body = http_auth_body
end

#recall ⇒ Object

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# File 'lib/devise/failure_app.rb', line 59

def recall
  header_info = if relative_url_root?
    base_path = Pathname.new(relative_url_root)
    full_path = Pathname.new(attempted_path)

    { "SCRIPT_NAME" => relative_url_root,
      "PATH_INFO" => '/' + full_path.relative_path_from(base_path).to_s }
  else
    { "PATH_INFO" => attempted_path }
  end

  header_info.each do | var, value|
    if request.respond_to?(:set_header)
      request.set_header(var, value)
    else
      request.env[var]  = value
    end
  end

  flash.now[:alert] = i18n_message(:invalid) if is_flashing_format?
  self.response = recall_app(warden_options[:recall]).call(request.env).tap { |response|
    response[0] = Rack::Utils.status_code(
      response[0].in?(300..399) ? Devise.responder.redirect_status : Devise.responder.error_status
    )
  }
end

#redirect ⇒ Object

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# File 'lib/devise/failure_app.rb', line 86

def redirect
  store_location!
  if is_flashing_format?
    if flash[:timedout] && flash[:alert]
      flash.keep(:timedout)
      flash.keep(:alert)
    else
      flash[:alert] = i18n_message
    end
  end
  redirect_to redirect_url
end

#respond ⇒ Object

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# File 'lib/devise/failure_app.rb', line 42

def respond
  if http_auth?
    http_auth
  elsif warden_options[:recall]
    recall
  else
    redirect
  end
end