require 'net/http'
require 'rexml/document'
+ before_filter :authorize_web
before_filter :set_locale
def search
@sources.push "latlon"
elsif @query.match(/^\d{5}(-\d{4})?$/)
@sources.push "us_postcode"
+ @sources.push "osm_nominatim"
elsif @query.match(/^(GIR 0AA|[A-PR-UWYZ]([0-9]{1,2}|([A-HK-Y][0-9]|[A-HK-Y][0-9]([0-9]|[ABEHMNPRV-Y]))|[0-9][A-HJKS-UW])\s*[0-9][ABD-HJLNP-UW-Z]{2})$/i)
@sources.push "uk_postcode"
- @sources.push "osm_namefinder"
+ @sources.push "osm_nominatim"
elsif @query.match(/^[A-Z]\d[A-Z]\s*\d[A-Z]\d$/i)
@sources.push "ca_postcode"
+ @sources.push "osm_nominatim"
else
- @sources.push "osm_namefinder"
+ @sources.push "osm_nominatim"
@sources.push "geonames"
end
render :action => "error"
else
@results.push({:lat => lat, :lon => lon,
- :zoom => APP_CONFIG['postcode_zoom'],
+ :zoom => POSTCODE_ZOOM,
:name => "#{lat}, #{lon}"})
render :action => "results"
unless response.match(/couldn't find this zip/)
data = response.split(/\s*,\s+/) # lat,long,town,state,zip
@results.push({:lat => data[0], :lon => data[1],
- :zoom => APP_CONFIG['postcode_zoom'],
- :prefix => "#{data[2]}, #{data[3]}, ",
+ :zoom => POSTCODE_ZOOM,
+ :prefix => "#{data[2]}, #{data[3]},",
:name => data[4]})
end
dataline = response.split(/\n/)[1]
data = dataline.split(/,/) # easting,northing,postcode,lat,long
postcode = data[2].gsub(/'/, "")
- zoom = APP_CONFIG['postcode_zoom'] - postcode.count("#")
+ zoom = POSTCODE_ZOOM - postcode.count("#")
@results.push({:lat => data[3], :lon => data[4], :zoom => zoom,
:name => postcode})
end
if response.get_elements("geodata/error").empty?
@results.push({:lat => response.get_text("geodata/latt").to_s,
:lon => response.get_text("geodata/longt").to_s,
- :zoom => APP_CONFIG['postcode_zoom'],
+ :zoom => POSTCODE_ZOOM,
:name => query.upcase})
end
render :action => "error"
end
+ def search_osm_nominatim
+ # get query parameters
+ query = params[:query]
+ minlon = params[:minlon]
+ minlat = params[:minlat]
+ maxlon = params[:maxlon]
+ maxlat = params[:maxlat]
+
+ # get view box
+ if minlon && minlat && maxlon && maxlat
+ viewbox = "&viewbox=#{minlon},#{maxlat},#{maxlon},#{minlat}"
+ end
+
+ # get objects to excude
+ if params[:exclude]
+ exclude = "&exclude_place_ids=#{params[:exclude].join(',')}"
+ end
+
+ # ask nominatim
+ response = fetch_xml("#{NOMINATIM_URL}search?format=xml&q=#{escape_query(query)}#{viewbox}#{exclude}&accept-language=#{request.user_preferred_languages.join(',')}")
+
+ # 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"]
+
+ # parse the response
+ results.elements.each("place") do |place|
+ lat = place.attributes["lat"].to_s
+ lon = place.attributes["lon"].to_s
+ klass = place.attributes["class"].to_s
+ type = place.attributes["type"].to_s
+ name = place.attributes["display_name"].to_s
+ min_lat,max_lat,min_lon,max_lon = place.attributes["boundingbox"].to_s.split(",")
+ prefix_name = t "geocoder.search_osm_nominatim.prefix.#{klass}.#{type}", :default => type.gsub("_", " ").capitalize
+ prefix = t "geocoder.search_osm_nominatim.prefix_format", :name => prefix_name
+
+ @results.push({:lat => lat, :lon => lon,
+ :min_lat => min_lat, :max_lat => max_lat,
+ :min_lon => min_lon, :max_lon => max_lon,
+ :prefix => prefix, :name => name})
+ @more_params[:exclude].push(place.attributes["place_id"].to_s)
+ end
+
+ render :action => "results"
+ rescue Exception => ex
+ @error = "Error contacting nominatim.openstreetmap.org: #{ex.to_s}"
+ render :action => "error"
+ end
+
def search_geonames
# get query parameters
query = params[:query]
name = geoname.get_text("name").to_s
country = geoname.get_text("countryName").to_s
@results.push({:lat => lat, :lon => lon,
- :zoom => APP_CONFIG['geonames_zoom'],
+ :zoom => GEONAMES_ZOOM,
:name => name,
:suffix => ", #{country}"})
end
@error = "Error contacting ws.geonames.org: #{ex.to_s}"
render :action => "error"
end
-
+
def description
@sources = Array.new
- @sources.push({ :name => "osm_namefinder", :types => "cities", :max => 2 })
- @sources.push({ :name => "osm_namefinder", :types => "towns", :max => 4 })
- @sources.push({ :name => "osm_namefinder", :types => "places", :max => 10 })
+ @sources.push({ :name => "osm_nominatim" })
@sources.push({ :name => "geonames" })
render :update do |page|
description = named.elements["description"].to_s
distance = format_distance(place.attributes["approxdistance"].to_i)
direction = format_direction((place.attributes["direction"].to_i - 180) % 360)
- prefix = t "geocoder.description.osm_namefinder_prefix", :distance => distance, :direction => direction, :type => type
+ prefix = t "geocoder.description_osm_namefinder.prefix", :distance => distance, :direction => direction, :type => type
@results.push({:lat => lat, :lon => lon, :zoom => zoom,
:prefix => prefix.capitalize, :name => name,
:description => description})
render :action => "error"
end
+ def description_osm_nominatim
+ # get query parameters
+ lat = params[:lat]
+ lon = params[:lon]
+ zoom = params[:zoom]
+
+ # create result array
+ @results = Array.new
+
+ # ask OSM namefinder
+ response = fetch_xml("#{NOMINATIM_URL}reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{request.user_preferred_languages.join(',')}")
+
+ # parse the response
+ response.elements.each("reversegeocode/result") do |result|
+ description = result.get_text.to_s
+
+ @results.push({:prefix => "#{description}"})
+ end
+
+ render :action => "results"
+ rescue Exception => ex
+ @error = "Error contacting nominatim.openstreetmap.org: #{ex.to_s}"
+ render :action => "error"
+ end
+
def description_geonames
# get query parameters
lat = params[:lat]
projects / rails.git / blobdiff