#!/usr/bin/env rubyrequire"net/http"require"uri"require'nokogiri'ifTime.now.hour>15url='http://api.bart.gov'uri=URI.parse(url)http=Net::HTTP.new(uri.host,uri.port)request=Net::HTTP::Get.new('/api/etd.aspx?cmd=etd&orig=DBRK&key=MW9S-E7SL-26DU-VV8V')response=http.request(request)result=Nokogiri::XML(response.body)station_from=result.xpath("//station//abbr").map(&:text).joinstations_to=result.xpath("//station//etd/abbreviation").children.map(&:text)estimates=result.xpath("//station//etd/estimate//minutes").map(&:text)puts"#{station_from} to #{stations_to[0]}#{estimates[6..9].join(' ')}"end
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