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OpenStreetMap

Integration of OpenStreetMap api from Nominatim

Prerequisites

This project requires:

  • Ruby >= 2.3.1, but can work with earlier versions
  • HTTParty >= 0.16

Installation

Add this line to your application's Gemfile:

gem 'open_street_map'

And then execute:

$ bundle

Or install it yourself as:

$ gem install open_street_map

Usage

Create OpenStreetMap client object

  client = OpenStreetMap::Client.new

Search

Request for search objects is #search.

  client.search(q: '135 pilkington avenue, birmingham', format: 'json', addressdetails: '1', accept_language: 'ru')
q - query
format - one of the [xml|json|jsonv2], default - xml
viewbox - The preferred area to find search results like <x1>,<y1>,<x2>,<y2>
bounded - Restrict the results to only items contained with the viewbox, one of the [0|1]
addressdetails - Include a breakdown of the address into elements, one of the [0|1]
exclude_place_ids - If you do not want certain openstreetmap objects to appear in the search result, give a comma separated list of the place_id's you want to skip
limit - Limit the number of returned results, integer
extratags - Include additional information in the result if available, one of the [0|1]
namedetails - Include a list of alternative names in the results, one of the [0|1]
accept_language - Preferred language order for showing search results, default - en
email - If you are making large numbers of request please include a valid email address
user_agent - User-Agent identifying the application, default - webgents/open_street_map_gem_random
hostname - allow overwriting the host name for users who have their own Nominatim installation, default - https://nominatim.openstreetmap.org/

Responses

  [
    {
      "place_id":"91015286",
      "licence":"Data © OpenStreetMap contributors, ODbL 1.0. https:\/\/osm.org\/copyright",
      "osm_type":"way",
      "osm_id":"90394480",
      "boundingbox":["52.5487473","52.5488481","-1.816513","-1.8163464"],
      "lat":"52.5487921",
      "lon":"-1.8164308339635",
      "display_name":"135, Pilkington Avenue, Sutton Coldfield, Бирмингем, West Midlands Combined Authority, Западный Мидленд, Англия, B72 1LH, Великобритания",
      "class":"building",
      "type":"yes",
      "importance":0.31025,
      "address": {
        "house_number":"135",
        "road":"Pilkington Avenue",
        "town":"Sutton Coldfield",
        "city":"Бирмингем",
        "county":"West Midlands Combined Authority",
        "state_district":"Западный Мидленд",
        "state":"Англия",
        "postcode":"B72 1LH",
        "country":"Великобритания",
        "country_code":"gb"
      }
    }
  ]

Reverse

Request for objects by coordinates is #reverse.

  client.reverse(format: 'json', lat: '52.594417', lon: '39.493115', accept_language: 'ru')
format - one of the [xml|json|jsonv2], default - xml
zoom - Level of detail required where 0 is country and 18 is house/building, one of the [0-18]
addressdetails - Include a breakdown of the address into elements, one of the [0|1]
lat - Latitude, required
lon - Longitude, required
extratags - Include additional information in the result if available, one of the [0|1]
namedetails - Include a list of alternative names in the results, one of the [0|1]
accept_language - Preferred language order for showing search results, default - en
email - If you are making large numbers of request please include a valid email address
user_agent - User-Agent identifying the application, default - webgents/open_street_map_gem_random
hostname - allow overwriting the host name for users who have their own Nominatim installation, default - https://nominatim.openstreetmap.org/

Responses

  {
    "place_id":"150727169",
    "licence":"Data © OpenStreetMap contributors, ODbL 1.0. https:\/\/osm.org\/copyright",
    "osm_type":"way",
    "osm_id":"367091730",
    "lat":"52.5944624",
    "lon":"39.4931348495468",
    "display_name":"4, улица Хренникова, микрорайон Елецкий, Сырский рудник, Советский округ, Липецк, городской округ Липецк, Липецкая область, Центральный федеральный округ, 398000, РФ",
    "address":{
      "house_number":"4",
      "road":"улица Хренникова",
      "residential":"микрорайон Елецкий",
      "suburb":"городской округ Липецк",
      "city_district":"Советский округ",
      "city":"Липецк",
      "state":"Липецкая область",
      "postcode":"398000",
      "country":"РФ",
      "country_code":"ru"
    },
    "boundingbox":["52.5943024","52.5946223","39.4929211","39.4933486"]
  }

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/WebGents/open_street_map.

License

The gem is available as open source under the terms of the MIT License.

Disclaimer

Use this package at your own peril and risk, the author tried to simplify the use of Nominatim service for integration into Ruby on Rails web applications.

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Ruby gem for OpenStreetMap API integration

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