app/controllers/export_controller.rb

   1 class ExportController < ApplicationController
   2   def start
   3     render :update do |page|
   4       page.replace_html :sidebar_title, 'Export'
   5       page.replace_html :sidebar_content, :partial => 'start'
   6       page.call "openSidebar"
   7     end
   8   end
   9
  10   def finish
  11     bbox = BoundingBox.new(params[:minlon], params[:minlat], params[:maxlon], params[:maxlat])
  12     format = params[:format]
  13
  14     if format == "osm"
  15       redirect_to "http://api.openstreetmap.org/api/#{API_VERSION}/map?bbox=#{bbox}"
  16     elsif format == "mapnik"
  17       format = params[:mapnik_format]
  18       scale = params[:mapnik_scale]
  19
  20       redirect_to "http://tile.openstreetmap.org/cgi-bin/export?bbox=#{bbox}&scale=#{scale}&format=#{format}"
  21     elsif format == "osmarender"
  22       format = params[:osmarender_format]
  23       zoom = params[:osmarender_zoom].to_i
  24       width = bbox.slippy_width(zoom).to_i
  25       height = bbox.slippy_height(zoom).to_i
  26
  27       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}"
  28     end
  29   end
  30 end