Merge pull request #1732 from tomhughes/npemap

[rails.git] / app / controllers / geocoder_controller.rb

diff --git a/app/controllers/geocoder_controller.rb b/app/controllers/geocoder_controller.rb
index a5f1810b7b05755d2262aa646a24df71239dfe69..384f2c24c36a86272c47c6f713426edb971316a4 100644 (file)
--- a/app/controllers/geocoder_controller.rb
+++ b/app/controllers/geocoder_controller.rb
@@ -1,5 +1,3 @@
-# coding: utf-8
-

 class GeocoderController < ApplicationController
   require "cgi"
   require "uri"
 class GeocoderController < ApplicationController
   require "cgi"
   require "uri"


@@ -10,22 +8,19 @@ class GeocoderController < ApplicationController
   before_action :require_oauth, :only => [:search]
 
   def search
   before_action :require_oauth, :only => [:search]
 
   def search

-    normalize_params
-
+    @params = normalize_params

     @sources = []
 
     @sources = []
 

-    if params[:lat] && params[:lon]
+    if @params[:lat] && @params[:lon]

       @sources.push "latlon"
       @sources.push "osm_nominatim_reverse"
       @sources.push "geonames_reverse" if defined?(GEONAMES_USERNAME)
       @sources.push "latlon"
       @sources.push "osm_nominatim_reverse"
       @sources.push "geonames_reverse" if defined?(GEONAMES_USERNAME)

-    elsif params[:query]
-      if params[:query] =~ /^\d{5}(-\d{4})?$/
-        @sources.push "us_postcode"
+    elsif @params[:query]
+      if @params[:query] =~ /^\d{5}(-\d{4})?$/

         @sources.push "osm_nominatim"
         @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})$/i
-        @sources.push "uk_postcode"
+      elsif @params[:query] =~ /^(GIR 0AA|[A-PR-UWYZ]([0-9]{1,2}|([A-HK-Y][0-9]|[A-HK-Y][0-9]([0-9]|[ABEHMNPRV-Y]))|[0-9][A-HJKS-UW])\s*[0-9][ABD-HJLNP-UW-Z]{2})$/i

         @sources.push "osm_nominatim"
         @sources.push "osm_nominatim"

-      elsif params[:query] =~ /^[A-Z]\d[A-Z]\s*\d[A-Z]\d$/i
+      elsif @params[:query] =~ /^[A-Z]\d[A-Z]\s*\d[A-Z]\d$/i

         @sources.push "ca_postcode"
         @sources.push "osm_nominatim"
       else
         @sources.push "ca_postcode"
         @sources.push "osm_nominatim"
       else


@@ -59,69 +54,18 @@ class GeocoderController < ApplicationController
     end
   end
 
     end
   end
 

-  def search_us_postcode
-    # get query parameters
-    query = params[:query]
-
-    # create result array
-    @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]
-
-    # create result array
-    @results = []
-
-    # 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)}")
-
-    # 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)
-    end
-
-    render :action => "results"
-  rescue StandardError => ex
-    @error = "Error contacting www.npemap.org.uk: #{ex}"
-    render :action => "error"
-  end
-

   def search_ca_postcode
     # get query parameters
     query = params[:query]
     @results = []
 
     # ask geocoder.ca (note - they have a per-day limit)
   def search_ca_postcode
     # get query parameters
     query = params[:query]
     @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?
 
     # 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,
+      @results.push(:lat => response.text("geodata/latt"),
+                    :lon => response.text("geodata/longt"),

                     :zoom => POSTCODE_ZOOM,
                     :name => query.upcase)
     end
                     :zoom => POSTCODE_ZOOM,
                     :name => query.upcase)
     end


@@ -141,15 +85,13 @@ class GeocoderController < ApplicationController
     maxlat = params[:maxlat]
 
     # get view box
     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
 
     # 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("#{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"]
 
     # extract the results from the response
     results =  response.elements["searchresults"]


@@ -161,16 +103,18 @@ class GeocoderController < ApplicationController
     @results = []
 
     # create parameter hash for "more results" link
     @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|
 
     # 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
       prefix_name = if type.empty?
                       ""
                     else


@@ -180,9 +124,7 @@ class GeocoderController < ApplicationController
         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|
         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
       end
       prefix = t "geocoder.search_osm_nominatim.prefix_format", :name => prefix_name


@@ -217,10 +159,11 @@ class GeocoderController < ApplicationController
 
     # parse the response
     response.elements.each("geonames/geoname") do |geoname|
 
     # 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,
                     :name => name,
       @results.push(:lat => lat, :lon => lon,
                     :zoom => GEONAMES_ZOOM,
                     :name => name,


@@ -243,15 +186,15 @@ class GeocoderController < ApplicationController
     @results = []
 
     # ask nominatim
     @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("#{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|
 
     # 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"]
       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,
 
       @results.push(:lat => lat, :lon => lon,
                     :zoom => zoom,


@@ -281,8 +224,9 @@ class GeocoderController < ApplicationController
 
     # parse the response
     response.elements.each("geonames/countrySubdivision") do |geoname|
 
     # 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,
                     :name => name,
       @results.push(:lat => lat, :lon => lon,
                     :zoom => GEONAMES_ZOOM,
                     :name => name,


@@ -312,33 +256,34 @@ class GeocoderController < ApplicationController
   end
 
   def escape_query(query)
   end
 
   def escape_query(query)

-    URI.escape(query, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]", false, "N"))
+    CGI.escape(query)

   end
 
   def normalize_params
   end
 
   def normalize_params

-    query = params[:query]
-    return unless query
-
-    query.strip!
-
-    if latlon = query.match(/^([NS])\s*(\d{1,3}(\.\d*)?)\W*([EW])\s*(\d{1,3}(\.\d*)?)$/).try(:captures) # [NSEW] decimal degrees
-      params.merge!(nsew_to_decdeg(latlon)).delete(:query)
-    elsif latlon = query.match(/^(\d{1,3}(\.\d*)?)\s*([NS])\W*(\d{1,3}(\.\d*)?)\s*([EW])$/).try(:captures) # decimal degrees [NSEW]
-      params.merge!(nsew_to_decdeg(latlon)).delete(:query)
-
-    elsif latlon = query.match(/^([NS])\s*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\W*([EW])\s*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?$/).try(:captures) # [NSEW] degrees, decimal minutes
-      params.merge!(ddm_to_decdeg(latlon)).delete(:query)
-    elsif latlon = query.match(/^(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\s*([NS])\W*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\s*([EW])$/).try(:captures) # degrees, decimal minutes [NSEW]
-      params.merge!(ddm_to_decdeg(latlon)).delete(:query)
-
-    elsif latlon = query.match(/^([NS])\s*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?\W*([EW])\s*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?$/).try(:captures) # [NSEW] degrees, minutes, decimal seconds
-      params.merge!(dms_to_decdeg(latlon)).delete(:query)
-    elsif latlon = query.match(/^(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]\s*([NS])\W*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?\s*([EW])$/).try(:captures) # degrees, minutes, decimal seconds [NSEW]
-      params.merge!(dms_to_decdeg(latlon)).delete(:query)
-
-    elsif latlon = query.match(/^\s*([+-]?\d+(\.\d*)?)\s*[\s,]\s*([+-]?\d+(\.\d*)?)\s*$/)
-      params.merge!(:lat => latlon[1].to_f, :lon => latlon[3].to_f).delete(:query)
+    if query = params[:query]
+      query.strip!
+
+      if latlon = query.match(/^([NS])\s*(\d{1,3}(\.\d*)?)\W*([EW])\s*(\d{1,3}(\.\d*)?)$/).try(:captures) # [NSEW] decimal degrees
+        params.merge!(nsew_to_decdeg(latlon)).delete(:query)
+      elsif latlon = query.match(/^(\d{1,3}(\.\d*)?)\s*([NS])\W*(\d{1,3}(\.\d*)?)\s*([EW])$/).try(:captures) # decimal degrees [NSEW]
+        params.merge!(nsew_to_decdeg(latlon)).delete(:query)
+
+      elsif latlon = query.match(/^([NS])\s*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\W*([EW])\s*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?$/).try(:captures) # [NSEW] degrees, decimal minutes
+        params.merge!(ddm_to_decdeg(latlon)).delete(:query)
+      elsif latlon = query.match(/^(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\s*([NS])\W*(\d{1,3})°?\s*(\d{1,3}(\.\d*)?)?['′]?\s*([EW])$/).try(:captures) # degrees, decimal minutes [NSEW]
+        params.merge!(ddm_to_decdeg(latlon)).delete(:query)
+
+      elsif latlon = query.match(/^([NS])\s*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?\W*([EW])\s*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?$/).try(:captures) # [NSEW] degrees, minutes, decimal seconds
+        params.merge!(dms_to_decdeg(latlon)).delete(:query)
+      elsif latlon = query.match(/^(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]\s*([NS])\W*(\d{1,3})°?\s*(\d{1,2})['′]?\s*(\d{1,3}(\.\d*)?)?["″]?\s*([EW])$/).try(:captures) # degrees, minutes, decimal seconds [NSEW]
+        params.merge!(dms_to_decdeg(latlon)).delete(:query)
+
+      elsif latlon = query.match(/^\s*([+-]?\d+(\.\d*)?)\s*[\s,]\s*([+-]?\d+(\.\d*)?)\s*$/)
+        params.merge!(:lat => latlon[1].to_f, :lon => latlon[3].to_f).delete(:query)
+      end

     end
     end

+
+    params.permit(:query, :lat, :lon, :zoom, :minlat, :minlon, :maxlat, :maxlon)

   end
 
   def nsew_to_decdeg(captures)
   end
 
   def nsew_to_decdeg(captures)


@@ -346,7 +291,7 @@ class GeocoderController < ApplicationController
       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
       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
       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


@@ -358,7 +303,7 @@ class GeocoderController < ApplicationController
       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)
       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
       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


@@ -370,7 +315,7 @@ class GeocoderController < ApplicationController
       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)
       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
       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