4sqgather.rb

#!/usr/local/bin/ruby

require 'net/http'
require 'rexml/document'
require 'uri'

include REXML

BASE_URL = 'api.foursquare.com'

def get_it!(user = "username goes here!", pass = "password goes here!")
  url = URI.parse('http://api.foursquare.com/v1/history?sinceid=66040249&l=250')
  req = Net::HTTP::Get.new('http://api.foursquare.com/v1/history?sinceid=66040249')
  req.basic_auth(user, pass)
  @response = Net::HTTP.start(url.host, url.port){|http|
      http.request(req)
  }
  return @response.body
end

#run the get it function
history_data = get_it!

history_doc = REXML::Document.new(history_data)

#get the ids, names, icons, cities, and states into an array
ids = XPath.each(history_doc, "//checkin/id")
names = XPath.each(history_doc, "//name")
icons = XPath.each(history_doc, "//iconurl")
cities = XPath.each(history_doc, "//city")
states = XPath.each(history_doc, "//state")

#output all the information
for k in 0...names.count
  puts "#{ids.to_a[k].text} #{names.to_a[k].text} #{cities.to_a[k].text} #{states.to_a[k].text}"
end