shapefile 2 kml

shp2kml.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'kml'
require 'shapelib'

include ShapeLib

raise "#{$0} <filename>" if ARGV.empty?

shapes = []
ShapeFile.open(ARGV[0]) do |f|
  f.each { |s| shapes << s }
end

kml = KMLFile.new
folder = KML::Folder.new(:name=>'test')

shapes.each do |s|
   s.xvals.zip(s.yvals).each_with_index do |(x,y), i|
      folder.features << KML::Placemark.new(
        :name => "name:#{i}", 
        :geometry => KML::Point.new(:coordinates => {:lat => y, :lng => x}))
   end
end

kml.objects << folder
puts kml.render