heartcombo--devise/lib/devise/failure_app.rb

103 lines
2.7 KiB
Ruby

require "action_controller/metal"
module Devise
# 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.
class FailureApp < ActionController::Metal
include ActionController::RackDelegation
include ActionController::UrlFor
include ActionController::Redirecting
delegate :flash, :to => :request
def self.call(env)
action(:respond).call(env)
end
def self.default_url_options(*args)
ApplicationController.default_url_options(*args)
end
def respond
if http_auth?
http_auth
elsif warden_options[:recall]
recall
else
redirect
end
end
def http_auth
self.status = 401
self.headers["WWW-Authenticate"] = %(Basic realm=#{Devise.http_authentication_realm.inspect})
self.content_type = request.format.to_s
self.response_body = http_auth_body
end
def recall
env["PATH_INFO"] = attempted_path
flash.now[:alert] = i18n_message(:invalid)
self.response = recall_controller.action(warden_options[:recall]).call(env)
end
def redirect
store_location!
flash[:alert] = i18n_message unless flash[:notice]
redirect_to send(:"new_#{scope}_session_path")
end
protected
def i18n_message(default = nil)
message = warden.message || warden_options[:message] || default || :unauthenticated
if message.is_a?(Symbol)
I18n.t(:"#{scope}.#{message}", :resource_name => scope,
:scope => "devise.failure", :default => [message, message.to_s])
else
message.to_s
end
end
def http_auth?
request.authorization
end
def http_auth_body
method = :"to_#{request.format.to_sym}"
{}.respond_to?(method) ? { :error => i18n_message }.send(method) : i18n_message
end
def recall_controller
"#{params[:controller].camelize}Controller".constantize
end
def warden
env['warden']
end
def warden_options
env['warden.options']
end
def scope
@scope ||= warden_options[:scope]
end
def attempted_path
warden_options[:attempted_path]
end
# Stores requested uri to redirect the user after signing in. We cannot use
# scoped session provided by warden here, since the user is not authenticated
# yet, but we still need to store the uri based on scope, so different scopes
# would never use the same uri to redirect.
def store_location!
session[:"#{scope}_return_to"] = attempted_path if request && request.get?
end
end
end