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Contents
require 'devise/strategies/authenticatable'
module Devise
module Strategies
# Remember the user through the remember token. This strategy is responsible
# to verify whether there is a cookie with the remember token, and to
# recreate the user from this cookie if it exists. Must be called *before*
# authenticatable.
class Rememberable < Authenticatable
# A valid strategy for rememberable needs a remember token in the cookies.
def valid?
@remember_cookie = nil
remember_cookie.present?
end
# To authenticate a user we deserialize the cookie and attempt finding
# the record in the database. If the attempt fails, we pass to another
# strategy handle the authentication.
def authenticate!
resource = mapping.to.serialize_from_cookie(*remember_cookie)
unless resource
cookies.delete(remember_key)
return pass
end
if validate(resource)
success!(resource)
end
end
private
def decorate(resource)
super
resource.extend_remember_period = mapping.to.extend_remember_period if resource.respond_to?(:extend_remember_period=)
end
def remember_me?
true
end
def remember_key
mapping.to.rememberable_options.fetch(:key, "remember_#{scope}_token")
end
def remember_cookie
@remember_cookie ||= cookies.signed[remember_key]
end
end
end
end
Warden::Strategies.add(:rememberable, Devise::Strategies::Rememberable)
Version data entries
41 entries across 41 versions & 6 rubygems