module CartoDB
  # class to get the point number in GPX files
  class GPX

    def initialize(filename) 
      @filename = filename
      @ogr2ogr_bin_path = `which ogr2ogr`.strip
    end

    def _points_for(table) 
      cmd = "#{@ogr2ogr_bin_path} -f CSV /vsistdout/ #{@filename} -sql 'select count(*) from #{table}'"
      #RUBY WAY
      `#{cmd}`.strip.split[1].to_i
    end

    def track_points
      _points_for('track_points')
    end

    def route_points
      _points_for('route_points')
    end

  end
end