app/controllers/geocoder_controller.rb

   1 class GeocoderController < ApplicationController
   2
   3   require 'net/http'
   4   require 'rexml/document'
   5
   6   def search
   7     @res_hash = {}
   8     @postcode_arr = []
   9
  10 =begin    if params[:geocode][:place]
  11       postcode = params[:geocode][:place]
  12       Net::HTTP.start('ws.geonames.org') do |http|
  13         res = http.get("/search?q=#{query}&maxRows=10")
  14         xml = REXML::Document.new(res.body)
  15         xml.elements.each("/geonames/geoname") do |ele|
  16           ele.elements.each("name"){ |n| @res_hash['name'] = n.text }
  17           ele.elements.each("countryCode"){ |n| @res_hash['country'] = n.text }
  18           ele.elements.each("lat"){ |n| @res_hash['lat'] = n.text }
  19           ele.elements.each("lng"){ |n| @res_hash['lon']= n.text }
  20         end
  21       end
  22     end
  23 =end
  24
  25         if params[:query][:postcode]
  26       postcode = params[:query][:postcode]
  27       Net::HTTP.start('www.freethepostcode.org') do |http|
  28         resp = http.get("/geocode?postcode=#{postcode}")
  29         lat = resp.body.scan(/[4-6][0-9]\.?[0-9]+/)
  30         lon = resp.body.scan(/[-+][0-9]\.?[0-9]+/)
  31         @postcode_array = [lat, lon]
  32       end
  33       redirect_to "/index.html?lat=#{@postcode_array[0]}&lon=#{@postcode_array[1]}&zoom=14"
  34           end
  35   end
  36 end