BitBar Plugin that Scrapes election odds from FiveThirtyEight's Midterm election tracker

538.1h.rb

#!/usr/bin/env ruby
# <bitbar.title>538 Midterm Tracker</bitbar.title>
# <bitbar.version>v1.0</bitbar.version>
# <bitbar.author>Carleton Atwater</bitbar.author>
# <bitbar.author.github>pca2</bitbar.author.github>
# <bitbar.desc>Scrapes election odds from FiveThirtyEight's Midterm election tracker</bitbar.desc>
# <bitbar.image>https://imgur.com/bCF8fyg.png</bitbar.image>
# <bitbar.dependencies>ruby,Chrome, Mac OS X</bitbar.dependencies>
# This code is pretty hacky, but it was a fun 1 hour project to track something 20ish days away. 
require 'nokogiri'
require 'open-uri'

feed = Nokogiri::XML(open("https://fivethirtyeight.com/tag/2018-election/feed/"))

#Because forecast page requires JS to load the numbers, Nokogiri can't parse the page on its own. 
#Headless Chome seems like the simplest way to grab the properly rendered page
house = `/Applications/'Google Chrome.app'/Contents/MacOS/'Google Chrome' --headless --disable-logging --dump-dom 'https://projects.fivethirtyeight.com/2018-midterm-election-forecast/house/' 2>/dev/null`
parsed_house = Nokogiri::HTML(house)
dem_house =  parsed_house.css('p .dem-p').text
rep_house =  parsed_house.css('p .rep-p').text
house_update = parsed_house.css('.cardset-timestamp').text.strip

senate = `/Applications/'Google Chrome.app'/Contents/MacOS/'Google Chrome' --headless --disable-logging --dump-dom 'https://projects.fivethirtyeight.com/2018-midterm-election-forecast/senate/' 2>/dev/null`
parsed_senate = Nokogiri::HTML(senate)
dem_senate =  parsed_senate.css('p .dem-p').text
rep_senate = parsed_senate.css('p .rep-p').text

#Output
puts dem_house #menue bar level
#Revealed on click
puts "---"
puts "House:"
puts "Dem: #{dem_house}"
puts "GOP: #{rep_house}"
puts "---"
puts "Senate:"
puts "Dem: #{dem_senate}"
puts "GOP: #{rep_senate}"
puts "---"
puts house_update

puts "---"
puts "🦊 FiveThirtyEight Election Forecast | href=https://projects.fivethirtyeight.com/2018-midterm-election-forecast/house/"
feed.css("item")[0..2].each do |item|
  date = Date::parse(item.css('pubDate').text)
  puts "#{date.strftime("%Y-%m-%d")}: #{item.css('title').text} | href=#{item.css('link').text}"
end

puts "---"
puts "Refresh... | refresh=true"