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Contents
module Neo4j
module Rails
module Mapping
module Property
extend ActiveSupport::Concern
module ClassMethods
# Handles options for the property
#
# Set the property type :type => Time
# Set a default :default => "default"
# Property must be there :null => false
# Property has a length limit :limit => 128
def property(*args)
options = args.extract_options!
args.each do |property_sym|
property_setup(property_sym, options)
end
end
protected
def property_setup(property, options)
_decl_props[property] = options
handle_property_options_for(property, options)
define_property_methods_for(property, options)
_decl_props[property][:defined] = true
end
def handle_property_options_for(property, options)
attribute_defaults[property.to_s] = options[:default] if options.has_key?(:default)
if options.has_key?(:null) && options[:null] === false
validates(property, :non_nil => true, :on => :create)
validates(property, :non_nil => true, :on => :update)
end
validates(property, :length => { :maximum => options[:limit] }) if options[:limit]
end
def define_property_methods_for(property, options)
unless method_defined?(property)
class_eval <<-RUBY, __FILE__, __LINE__
def #{property}
send(:[], "#{property}")
end
RUBY
end
unless method_defined?("#{property}=".to_sym)
class_eval <<-RUBY, __FILE__, __LINE__
def #{property}=(value)
send(:[]=, "#{property}", value)
end
RUBY
end
end
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems