# coding: utf-8
class GeocoderController < ApplicationController
+ require 'cgi'
require 'uri'
require 'net/http'
require 'rexml/document'
before_filter :authorize_web
before_filter :set_locale
+ before_filter :require_oauth, :only => [:search]
def search
normalize_params
if params[:lat] && params[:lon]
@sources.push "latlon"
@sources.push "osm_nominatim_reverse"
- @sources.push "geonames_reverse"
+ @sources.push "geonames_reverse" if defined?(GEONAMES_USERNAME)
elsif params[:query].match(/^\d{5}(-\d{4})?$/)
@sources.push "us_postcode"
@sources.push "osm_nominatim"
# get objects to excude
if params[:exclude]
- exclude = "&exclude_place_ids=#{params[:exclude].join(',')}"
+ exclude = "&exclude_place_ids=#{params[:exclude]}"
end
# ask nominatim
response = fetch_xml("#{NOMINATIM_URL}search?format=xml&q=#{escape_query(query)}#{viewbox}#{exclude}&accept-language=#{http_accept_language.user_preferred_languages.join(',')}")
+ # extract the results from the response
+ results = response.elements["searchresults"]
+
+ # extract parameters from more_url
+ more_url_params = CGI.parse(URI.parse(results.attributes["more_url"]).query)
+
# create result array
@results = Array.new
# create parameter hash for "more results" link
- @more_params = params.reverse_merge({ :exclude => [] })
-
- # extract the results from the response
- results = response.elements["searchresults"]
+ @more_params = params.merge({
+ :exclude => more_url_params["exclude_place_ids"].first
+ })
# parse the response
results.elements.each("place") do |place|
:min_lon => min_lon, :max_lon => max_lon,
:prefix => prefix, :name => name,
:type => object_type, :id => object_id})
- @more_params[:exclude].push(place.attributes["place_id"].to_s)
end
render :action => "results"
# get query parameters
query = params[:query]
+ # get preferred language
+ lang = I18n.locale.to_s.split("-").first
+
# create result array
@results = Array.new
# ask geonames.org
- response = fetch_xml("http://api.geonames.org/search?q=#{escape_query(query)}&maxRows=20&username=#{GEONAMES_USERNAME}")
+ response = fetch_xml("http://api.geonames.org/search?q=#{escape_query(query)}&lang=#{lang}&maxRows=20&username=#{GEONAMES_USERNAME}")
# parse the response
response.elements.each("geonames/geoname") do |geoname|
lat = params[:lat]
lon = params[:lon]
+ # get preferred language
+ lang = I18n.locale.to_s.split("-").first
+
# create result array
@results = Array.new
# ask geonames.org
- response = fetch_xml("http://ws.geonames.org/countrySubdivision?lat=#{lat}&lng=#{lon}")
+ response = fetch_xml("http://api.geonames.org/countrySubdivision?lat=#{lat}&lng=#{lon}&lang=#{lang}&username=#{GEONAMES_USERNAME}")
# parse the response
response.elements.each("geonames/countrySubdivision") do |geoname|