couchrest_model/lib/couchrest/model/configuration.rb

68 lines
2 KiB
Ruby

module CouchRest
# CouchRest Model Configuration support, stolen from Carrierwave by jnicklas
# http://github.com/jnicklas/carrierwave/blob/master/lib/carrierwave/uploader/configuration.rb
module Model
module Configuration
extend ActiveSupport::Concern
included do
add_config :model_type_key
add_config :mass_assign_any_attribute
add_config :auto_update_design_doc
add_config :environment
add_config :connection
add_config :connection_config_file
configure do |config|
config.model_type_key = 'type' # was 'couchrest-type'
config.mass_assign_any_attribute = false
config.auto_update_design_doc = true
config.environment = :development
config.connection_config_file = File.join(Dir.pwd, 'config', 'couchdb.yml')
config.connection = {
:protocol => 'http',
:host => 'localhost',
:port => '5984',
:prefix => 'couchrest',
:suffix => nil,
:join => '_',
:username => nil,
:password => nil
}
end
end
module ClassMethods
def add_config(name)
class_eval <<-RUBY, __FILE__, __LINE__ + 1
def self.#{name}(value=nil)
@#{name} = value if value
return @#{name} if self.object_id == #{self.object_id} || defined?(@#{name})
name = superclass.#{name}
return nil if name.nil? && !instance_variable_defined?("@#{name}")
@#{name} = name && !name.is_a?(Module) && !name.is_a?(Symbol) && !name.is_a?(Numeric) && !name.is_a?(TrueClass) && !name.is_a?(FalseClass) ? name.dup : name
end
def self.#{name}=(value)
@#{name} = value
end
def #{name}
self.class.#{name}
end
RUBY
end
def configure
yield self
end
end
end
end
end