app/controllers/export_controller.rb

   1 class ExportController < ApplicationController
   2
   3   before_filter :authorize_web
   4   before_filter :set_locale
   5
   6   def start
   7   end
   8
   9   #When the user clicks 'Export' we redirect to a URL which generates the export download
  10   def finish
  11     bbox = BoundingBox.from_lon_lat_params(params)
  12     format = params[:format]
  13
  14     if format == "osm"
  15       #redirect to API map get
  16       redirect_to "http://api.openstreetmap.org/api/#{API_VERSION}/map?bbox=#{bbox}"
  17
  18     elsif format == "mapnik"
  19       #redirect to a special 'export' cgi script
  20       format = params[:mapnik_format]
  21       scale = params[:mapnik_scale]
  22
  23       redirect_to "http://parent.tile.openstreetmap.org/cgi-bin/export?bbox=#{bbox}&scale=#{scale}&format=#{format}"
  24
  25     elsif format == "osmarender"
  26       #redirect to the t@h 'MapOf' service
  27       format = params[:osmarender_format]
  28       zoom = params[:osmarender_zoom].to_i
  29       width = bbox.slippy_width(zoom).to_i
  30       height = bbox.slippy_height(zoom).to_i
  31
  32       redirect_to "http://tah.openstreetmap.org/MapOf/index.php?long=#{bbox.centre_lon}&lat=#{bbox.centre_lat}&z=#{zoom}&w=#{width}&h=#{height}&format=#{format}"
  33     end
  34   end
  35 end