-# coding: utf-8
-
class GeocoderController < ApplicationController
require "cgi"
require "uri"
before_action :authorize_web
before_action :set_locale
before_action :require_oauth, :only => [:search]
+ authorize_resource :class => false
def search
@params = normalize_params
if @params[:lat] && @params[:lon]
@sources.push "latlon"
@sources.push "osm_nominatim_reverse"
- @sources.push "geonames_reverse" if defined?(GEONAMES_USERNAME)
+ @sources.push "geonames_reverse" if Settings.key?(:geonames_username)
elsif @params[:query]
- if @params[:query] =~ /^\d{5}(-\d{4})?$/
- @sources.push "us_postcode"
+ case @params[:query]
+ when /^\d{5}(-\d{4})?$/
@sources.push "osm_nominatim"
- elsif @params[:query] =~ /^(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})$/i
- @sources.push "uk_postcode"
+ when /^(GIR 0AA|[A-PR-UWYZ]([0-9]{1,2}|([A-HK-Y][0-9]|[A-HK-Y][0-9]([0-9]|[ABEHMNPRV-Y]))|[0-9][A-HJKS-UW])\s*[0-9][ABD-HJLNP-UW-Z]{2})$/i
@sources.push "osm_nominatim"
- elsif @params[:query] =~ /^[A-Z]\d[A-Z]\s*\d[A-Z]\d$/i
+ when /^[A-Z]\d[A-Z]\s*\d[A-Z]\d$/i
@sources.push "ca_postcode"
@sources.push "osm_nominatim"
else
@sources.push "osm_nominatim"
- @sources.push "geonames" if defined?(GEONAMES_USERNAME)
+ @sources.push "geonames" if Settings.key?(:geonames_username)
end
end
def search_latlon
lat = params[:lat].to_f
lon = params[:lon].to_f
- if lat < -90 || lat > 90
- @error = "Latitude #{lat} out of range"
- render :action => "error"
- elsif lon < -180 || lon > 180
- @error = "Longitude #{lon} out of range"
- render :action => "error"
- else
- @results = [{ :lat => lat, :lon => lon,
- :zoom => params[:zoom],
- :name => "#{lat}, #{lon}" }]
-
- render :action => "results"
- end
- end
- def search_us_postcode
- # get query parameters
- query = params[:query]
-
- # create result array
- @results = []
+ if params[:latlon_digits]
+ # We've got two nondescript numbers for a query, which can mean both "lat, lon" or "lon, lat".
+ @results = []
- # ask geocoder.us (they have a non-commercial use api)
- response = fetch_text("http://rpc.geocoder.us/service/csv?zip=#{escape_query(query)}")
-
- # parse the response
- unless response =~ /couldn't find this zip/
- data = response.split(/\s*,\s+/) # lat,long,town,state,zip
- @results.push(:lat => data[0], :lon => data[1],
- :zoom => POSTCODE_ZOOM,
- :prefix => "#{data[2]}, #{data[3]},",
- :name => data[4])
- end
-
- render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting rpc.geocoder.us: #{ex}"
- render :action => "error"
- end
-
- def search_uk_postcode
- # get query parameters
- query = params[:query]
+ if lat >= -90 && lat <= 90 && lon >= -180 && lon <= 180
+ @results.push(:lat => lat, :lon => lon,
+ :zoom => params[:zoom],
+ :name => "#{lat}, #{lon}")
+ end
- # create result array
- @results = []
+ if lon >= -90 && lon <= 90 && lat >= -180 && lat <= 180
+ @results.push(:lat => lon, :lon => lat,
+ :zoom => params[:zoom],
+ :name => "#{lon}, #{lat}")
+ end
- # ask npemap.org.uk to do a combined npemap + freethepostcode search
- response = fetch_text("http://www.npemap.org.uk/cgi/geocoder.fcgi?format=text&postcode=#{escape_query(query)}")
+ if @results.empty?
+ @error = "Latitude or longitude are out of range"
+ render :action => "error"
+ else
+ render :action => "results"
+ end
+ else
+ # Coordinates in a query have come with markers for latitude and longitude.
+ if lat < -90 || lat > 90
+ @error = "Latitude #{lat} out of range"
+ render :action => "error"
+ elsif lon < -180 || lon > 180
+ @error = "Longitude #{lon} out of range"
+ render :action => "error"
+ else
+ @results = [{ :lat => lat, :lon => lon,
+ :zoom => params[:zoom],
+ :name => "#{lat}, #{lon}" }]
- # parse the response
- unless response =~ /Error/
- dataline = response.split(/\n/)[1]
- data = dataline.split(/,/) # easting,northing,postcode,lat,long
- postcode = data[2].delete("'")
- zoom = POSTCODE_ZOOM - postcode.count("#")
- @results.push(:lat => data[3], :lon => data[4], :zoom => zoom,
- :name => postcode)
+ render :action => "results"
+ end
end
-
- render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting www.npemap.org.uk: #{ex}"
- render :action => "error"
end
def search_ca_postcode
@results = []
# ask geocoder.ca (note - they have a per-day limit)
- response = fetch_xml("http://geocoder.ca/?geoit=XML&postal=#{escape_query(query)}")
+ response = fetch_xml("https://geocoder.ca/?geoit=XML&postal=#{escape_query(query)}")
# parse the response
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 => POSTCODE_ZOOM,
+ @results.push(:lat => response.text("geodata/latt"),
+ :lon => response.text("geodata/longt"),
+ :zoom => Settings.postcode_zoom,
:name => query.upcase)
end
render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting geocoder.ca: #{ex}"
+ rescue StandardError => e
+ @error = "Error contacting geocoder.ca: #{e}"
render :action => "error"
end
maxlat = params[:maxlat]
# get view box
- if minlon && minlat && maxlon && maxlat
- viewbox = "&viewbox=#{minlon},#{maxlat},#{maxlon},#{minlat}"
- end
+ viewbox = "&viewbox=#{minlon},#{maxlat},#{maxlon},#{minlat}" if minlon && minlat && maxlon && maxlat
# get objects to excude
exclude = "&exclude_place_ids=#{params[:exclude]}" if params[:exclude]
# ask nominatim
- response = fetch_xml("http:#{NOMINATIM_URL}search?format=xml&extratags=1&q=#{escape_query(query)}#{viewbox}#{exclude}&accept-language=#{http_accept_language.user_preferred_languages.join(',')}")
+ response = fetch_xml("#{Settings.nominatim_url}search?format=xml&extratags=1&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"]
@results = []
# create parameter hash for "more results" link
- @more_params = params.merge(:exclude => more_url_params["exclude_place_ids"].first)
+ @more_params = params
+ .permit(:query, :minlon, :minlat, :maxlon, :maxlat, :exclude)
+ .merge(:exclude => more_url_params["exclude_place_ids"].first)
# 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(",")
+ lat = place.attributes["lat"]
+ lon = place.attributes["lon"]
+ klass = place.attributes["class"]
+ type = place.attributes["type"]
+ name = place.attributes["display_name"]
+ min_lat, max_lat, min_lon, max_lon = place.attributes["boundingbox"].split(",")
prefix_name = if type.empty?
""
else
rank = (place.attributes["place_rank"].to_i + 1) / 2
prefix_name = t "geocoder.search_osm_nominatim.admin_levels.level#{rank}", :default => prefix_name
place.elements["extratags"].elements.each("tag") do |extratag|
- if extratag.attributes["key"] == "place"
- prefix_name = t "geocoder.search_osm_nominatim.prefix.place.#{extratag.attributes['value']}", :default => prefix_name
- end
+ prefix_name = t "geocoder.search_osm_nominatim.prefix.place.#{extratag.attributes['value']}", :default => prefix_name if extratag.attributes["key"] == "place"
end
end
prefix = t "geocoder.search_osm_nominatim.prefix_format", :name => prefix_name
end
render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting nominatim.openstreetmap.org: #{ex}"
+ rescue StandardError => e
+ @error = "Error contacting nominatim.openstreetmap.org: #{e}"
render :action => "error"
end
@results = []
# ask geonames.org
- response = fetch_xml("http://api.geonames.org/search?q=#{escape_query(query)}&lang=#{lang}&maxRows=20&username=#{GEONAMES_USERNAME}")
+ response = fetch_xml("http://api.geonames.org/search?q=#{escape_query(query)}&lang=#{lang}&maxRows=20&username=#{Settings.geonames_username}")
# parse the response
response.elements.each("geonames/geoname") do |geoname|
- lat = geoname.get_text("lat").to_s
- lon = geoname.get_text("lng").to_s
- name = geoname.get_text("name").to_s
- country = geoname.get_text("countryName").to_s
+ lat = geoname.text("lat")
+ lon = geoname.text("lng")
+ name = geoname.text("name")
+ country = geoname.text("countryName")
+
@results.push(:lat => lat, :lon => lon,
- :zoom => GEONAMES_ZOOM,
+ :zoom => Settings.geonames_zoom,
:name => name,
:suffix => ", #{country}")
end
render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting api.geonames.org: #{ex}"
+ rescue StandardError => e
+ @error = "Error contacting api.geonames.org: #{e}"
render :action => "error"
end
@results = []
# ask nominatim
- response = fetch_xml("http:#{NOMINATIM_URL}reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{http_accept_language.user_preferred_languages.join(',')}")
+ response = fetch_xml("#{Settings.nominatim_url}reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{http_accept_language.user_preferred_languages.join(',')}")
# parse the response
response.elements.each("reversegeocode/result") do |result|
- lat = result.attributes["lat"].to_s
- lon = result.attributes["lon"].to_s
+ lat = result.attributes["lat"]
+ lon = result.attributes["lon"]
object_type = result.attributes["osm_type"]
object_id = result.attributes["osm_id"]
- description = result.get_text.to_s
+ description = result.text
@results.push(:lat => lat, :lon => lon,
:zoom => zoom,
end
render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting nominatim.openstreetmap.org: #{ex}"
+ rescue StandardError => e
+ @error = "Error contacting nominatim.openstreetmap.org: #{e}"
render :action => "error"
end
@results = []
# ask geonames.org
- response = fetch_xml("http://api.geonames.org/countrySubdivision?lat=#{lat}&lng=#{lon}&lang=#{lang}&username=#{GEONAMES_USERNAME}")
+ response = fetch_xml("http://api.geonames.org/countrySubdivision?lat=#{lat}&lng=#{lon}&lang=#{lang}&username=#{Settings.geonames_username}")
# parse the response
response.elements.each("geonames/countrySubdivision") do |geoname|
- name = geoname.get_text("adminName1").to_s
- country = geoname.get_text("countryName").to_s
+ name = geoname.text("adminName1")
+ country = geoname.text("countryName")
+
@results.push(:lat => lat, :lon => lon,
- :zoom => GEONAMES_ZOOM,
+ :zoom => Settings.geonames_zoom,
:name => name,
:suffix => ", #{country}")
end
render :action => "results"
- rescue StandardError => ex
- @error = "Error contacting api.geonames.org: #{ex}"
+ rescue StandardError => e
+ @error = "Error contacting api.geonames.org: #{e}"
render :action => "error"
end
end
def escape_query(query)
- URI.escape(query, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]", false, "N"))
+ CGI.escape(query)
end
def normalize_params
elsif latlon = query.match(/^\s*([+-]?\d+(\.\d*)?)\s*[\s,]\s*([+-]?\d+(\.\d*)?)\s*$/)
params.merge!(:lat => latlon[1].to_f, :lon => latlon[3].to_f).delete(:query)
+
+ params[:latlon_digits] = true unless params[:whereami]
end
end
- params.permit(:query, :lat, :lon, :zoom, :minlat, :minlon, :maxlat, :maxlon)
+ params.permit(:query, :lat, :lon, :latlon_digits, :zoom, :minlat, :minlon, :maxlat, :maxlon)
end
def nsew_to_decdeg(captures)
Float(captures[0])
lat = !captures[2].casecmp("s").zero? ? captures[0].to_f : -captures[0].to_f
lon = !captures[5].casecmp("w").zero? ? captures[3].to_f : -captures[3].to_f
- rescue
+ rescue StandardError
lat = !captures[0].casecmp("s").zero? ? captures[1].to_f : -captures[1].to_f
lon = !captures[3].casecmp("w").zero? ? captures[4].to_f : -captures[4].to_f
end
Float(captures[0])
lat = !captures[3].casecmp("s").zero? ? captures[0].to_f + captures[1].to_f / 60 : -(captures[0].to_f + captures[1].to_f / 60)
lon = !captures[7].casecmp("w").zero? ? captures[4].to_f + captures[5].to_f / 60 : -(captures[4].to_f + captures[5].to_f / 60)
- rescue
+ rescue StandardError
lat = !captures[0].casecmp("s").zero? ? captures[1].to_f + captures[2].to_f / 60 : -(captures[1].to_f + captures[2].to_f / 60)
lon = !captures[4].casecmp("w").zero? ? captures[5].to_f + captures[6].to_f / 60 : -(captures[5].to_f + captures[6].to_f / 60)
end
Float(captures[0])
lat = !captures[4].casecmp("s").zero? ? captures[0].to_f + (captures[1].to_f + captures[2].to_f / 60) / 60 : -(captures[0].to_f + (captures[1].to_f + captures[2].to_f / 60) / 60)
lon = !captures[9].casecmp("w").zero? ? captures[5].to_f + (captures[6].to_f + captures[7].to_f / 60) / 60 : -(captures[5].to_f + (captures[6].to_f + captures[7].to_f / 60) / 60)
- rescue
+ rescue StandardError
lat = !captures[0].casecmp("s").zero? ? captures[1].to_f + (captures[2].to_f + captures[3].to_f / 60) / 60 : -(captures[1].to_f + (captures[2].to_f + captures[3].to_f / 60) / 60)
lon = !captures[5].casecmp("w").zero? ? captures[6].to_f + (captures[7].to_f + captures[8].to_f / 60) / 60 : -(captures[6].to_f + (captures[7].to_f + captures[8].to_f / 60) / 60)
end
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