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# File 'lib/dm-geokit/resource.rb', line 10
def has_geographic_location(name, options = {})
return if self.included_modules.include?(DataMapper::GeoKit::InstanceMethods)
send :include, InstanceMethods
send :include, ::GeoKit::Mappable
property name.to_sym, String, :length => 255, :auto_validation => false
property "#{name}_distance".to_sym, Float
PROPERTY_NAMES.each do |p|
if p.match(/l(at|ng)/)
property "#{name}_#{p}".to_sym, Float, :precision => 15, :scale => 12, :index => true
else
property "#{name}_#{p}".to_sym, String, :length => 255
end
end
DataMapper.auto_upgrade!
if options[:auto_geocode] == true or options[:auto_geocode].nil?
define_method :auto_geocode? do
true
end
else
define_method :auto_geocode? do
false
end
end
define_method "#{name}" do
if attribute_get(name.to_sym).nil?
nil
else
GeographicLocation.new(name, self)
end
end
define_method "#{name}=" do |value|
if value.nil?
nil
elsif value.is_a?(String)
if auto_geocode?
geo = ::GeoKit::Geocoders::MultiGeocoder.geocode(value)
if geo.success?
attribute_set(name.to_sym, geo.full_address)
PROPERTY_NAMES.each do |p|
attribute_set("#{name}_#{p}".to_sym, geo.send(p.to_sym))
end
end
else
attribute_set(name.to_sym, value)
end
end
end
end
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