2 class NominatimQueriesController < QueriesController
3 include NominatimMethods
7 response = fetch_xml(nominatim_query_url(:format => "xml"))
9 # extract the results from the response
10 results = response.elements["searchresults"]
15 # create parameter hash for "more results" link
17 .permit(:query, :minlon, :minlat, :maxlon, :maxlat, :exclude)
18 .merge(:exclude => results.attributes["exclude_place_ids"])
21 results.elements.each("place") do |place|
22 lat = place.attributes["lat"]
23 lon = place.attributes["lon"]
24 klass = place.attributes["class"]
25 type = place.attributes["type"]
26 name = place.attributes["display_name"]
27 min_lat, max_lat, min_lon, max_lon = place.attributes["boundingbox"].split(",")
28 prefix_name = if type.empty?
31 t "geocoder.search_osm_nominatim.prefix.#{klass}.#{type}", :default => type.tr("_", " ").capitalize
33 if klass == "boundary" && type == "administrative"
34 rank = (place.attributes["address_rank"].to_i + 1) / 2
35 prefix_name = t "geocoder.search_osm_nominatim.admin_levels.level#{rank}", :default => prefix_name
38 place_tags = %w[linked_place place]
39 place.elements["extratags"].elements.each("tag") do |extratag|
40 border_type = t "geocoder.search_osm_nominatim.border_types.#{extratag.attributes['value']}", :default => border_type if extratag.attributes["key"] == "border_type"
41 place_type = t "geocoder.search_osm_nominatim.prefix.place.#{extratag.attributes['value']}", :default => place_type if place_tags.include?(extratag.attributes["key"])
43 prefix_name = place_type || border_type || prefix_name
45 prefix = t "geocoder.search_osm_nominatim.prefix_format", :name => prefix_name
46 object_type = place.attributes["osm_type"]
47 object_id = place.attributes["osm_id"]
49 @results.push(:lat => lat, :lon => lon,
50 :min_lat => min_lat, :max_lat => max_lat,
51 :min_lon => min_lon, :max_lon => max_lon,
52 :prefix => prefix, :name => name,
53 :type => object_type, :id => object_id)
55 rescue StandardError => e
56 host = URI(Settings.nominatim_url).host
57 @error = "Error contacting #{host}: #{e}"
58 render :action => "error"