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Contents
require 'devise/strategies/base'
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 < Devise::Strategies::Base
# A valid strategy for rememberable needs a remember token in the cookies.
def valid?
remember_me_cookie.present? && mapping.to.respond_to?(:serialize_from_cookie)
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!
if resource = mapping.to.serialize_from_cookie(remember_me_cookie)
success!(resource)
else
pass
end
end
private
# Accessor for remember cookie
def remember_me_cookie
@remember_me_cookie ||= request.cookies["remember_#{mapping.name}_token"]
end
end
end
end
Warden::Strategies.add(:rememberable, Devise::Strategies::Rememberable)
Version data entries
32 entries across 27 versions & 7 rubygems