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module Stringex
module ActsAsUrl
module Adapter
class DataMapper < Base
def self.load
ensure_loadable
orm_class.send :include, Stringex::ActsAsUrl::ActsAsUrlInstanceMethods
::DataMapper::Model.send :include, Stringex::ActsAsUrl::ActsAsUrlClassMethods
end
private
def create_callback
klass.class_eval do
before acts_as_url_configuration.settings.sync_url ? :save : :create, :ensure_unique_url
end
end
def instance_from_db
instance.class.get(instance.id)
end
def is_blank?(object)
object.nil? || object == '' || object == []
end
def is_new?(object)
object.new?
end
def is_present?(object)
!is_blank? object
end
def klass_previous_instances(&block)
klass.all(conditions: {settings.url_attribute => [nil]}).each(&block)
end
def primary_key
instance.class.key.first.instance_variable_get '@name'
end
def url_owners
@url_owners ||= url_owners_class.all(conditions: url_owner_conditions)
end
def read_attribute(instance, name)
instance.attribute_get name
end
def write_attribute(instance, name, value)
instance.attribute_set name, value
end
def self.orm_class
::DataMapper::Resource
end
end
end
end
end
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