Geocoder::Neo4jSpatial
Installation
Add this line to your application's Gemfile:
gem 'geocoder-neo4j_spatial'
And then execute:
$ bundle
Or install it yourself as:
$ gem install geocoder-neo4j_spatial
Usage
class Restaurant
extend Geocoder::Model::ActiveNode
include Neo4j::ActiveNode
include Neo4j::ActiveNode::Spatial
property :address
property :latitude
property :longitude
geocoded_by :address
after_validation :address, if: :address_changed?
spatial_index :restaurants
end
- Query within distance
Restaurant.near(location: 'Eiffel Tower', radius: 10.0).to_a
or
Restaurant.near(location: [48.85837009999999, 2.2944813], radius: 10.0).to_a
will generate following query:
CYPHER 9ms START result_restaurant = node:restaurants({spatial_params}) MATCH (result_restaurant:`Restaurant`) MATCH (result_restaurant:`Restaurant`) RETURN result_restaurant | {:spatial_params=>"withinDistance:[48.85837009999999, 2.2944813, 10.0]"}
- not implemented yet
- within_bounding_box
Development
After checking out the repo, run bin/setup
to install dependencies. Then, run rake spec
to run the tests. You can also run bin/console
for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install
. To release a new version, update the version number in version.rb
, and then run bundle exec rake release
, which will create a git tag for the version, push git commits and tags, and push the .gem
file to rubygems.org.
Contributing
Bug reports and pull requests are welcome on GitHub at https://github.com/kajisha/geocoder-neo4j_spatial.