Class: TZDetect::GeonameGeocode

Inherits:
Object
  • Object
show all
Includes:
Geocoder
Defined in:
lib/tzdetect/geocoders/geoname.rb

Constant Summary collapse

GEONAME_GEOCODE_API = 
"http://api.geonames.org/searchJSON"

Instance Attribute Summary

Attributes included from Geocoder

#city, #country, #latitude, #longitude, #region, #timezone

Instance Method Summary collapse

Methods included from Geocoder

#fetched_data, included, #initialize, #postion

Instance Method Details

#position! ⇒ Object

Returns position



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/tzdetect/geocoders/geoname.rb', line 11

def position! 
  begin 

    url =URI(GEONAME_GEOCODE_API)
    url.query = URI.encode_www_form(geoname_params)

    Net::HTTP.start(url.host, url.port, :use_ssl => false) do |http| 
      request = Net::HTTP::Get.new(url.request_uri)
      response = http.request request # Net::HTTPResponse object
      json_result =JSON.parse(response.read_body)

      if !json_result["geonames"].nil? and !json_result["geonames"].empty?
        geoname = json_result["geonames"][0]
        @latitude  = geoname["lat"]
        @longitude = geoname["lng"]
        @timezone  = geoname["timezone"]["timeZoneId"]
        return fetched_data
      else 
        raise "no results"
      end
    end
  rescue Exception => e
    raise TZDetect::Error::GeoCoder, e.message
  end
end