require 'net/http'
require 'rexml/document'
- before_filter :authorize_web
- before_filter :require_user
-
def search
res_hash = {}
@postcode_arr = []
@res_ary = []
- if params[:query][:postcode] != ""
+ if params[:query][:postcode]
postcode = params[:query][:postcode]
+ escaped_postcode = postcode.sub(/\s/,'%20')
+
if postcode.match(/(^\d{5}$)|(^\d{5}-\d{4}$)/)
- #its a zip code - do something
- else
- Net::HTTP.start('www.freethepostcode.org') do |http|
- resp = http.get("/geocode?postcode=#{postcode}")
- lat = resp.body.scan(/[4-6][0-9]\.?[0-9]+/)
- lon = resp.body.scan(/[-+][0-9]\.?[0-9]+/)
- @postcode_array = [lat, lon]
- redirect_to "/index.html?lat=#{@postcode_array[0]}&lon=#{@postcode_array[1]}&zoom=14"
+ # Its a zip code - ask geocoder.us
+ # (They have a non commerical use api)
+ Net::HTTP.start('rpc.geocoder.us') do |http|
+ resp = http.get("/service/csv?zip=#{postcode}")
+ data = resp.body.split(/, /) # lat,long,town,state,zip
+ lat = data[0]
+ lon = data[1]
+ redirect_to "/index.html?lat=#{lat}&lon=#{lon}&zoom=14"
end
+ elsif postcode.match(/^(\w{1,2}\d+\w?\s*\d\w\w)/)
+ # It matched our naive UK postcode regexp
+ # Ask npemap to do a combined npemap + freethepostcode search
+ Net::HTTP.start('www.npemap.org.uk') do |http|
+ resp = http.get("/cgi/geocoder.fcgi?format=text&postcode=#{escaped_postcode}")
+ dataline = resp.body.split(/\n/)[1]
+ data = dataline.split(/,/) # easting,northing,postcode,lat,long
+ lat = data[3]
+ lon = data[4]
+ redirect_to "/index.html?lat=#{lat}&lon=#{lon}&zoom=14"
+ end
+ else
+ # Some other postcode / zip file
+ redirect_to "/index.html?error=unknown_postcode_or_zip"
end
else
if params[:query][:place_name] != nil or ""
end
end
end
- redirect_to :controller => 'geocoder', :action => 'results'
+ redirect_to :controller => 'geocoder', :action => 'results', :params => @res_ary
end
end
def result
-
+ @res = :params[@res_ary]
end
end