twitter2rss.rb

#!/usr/bin/env ruby
# 20150922/JT
# Parse twitter feed to rss
#
# Input: twitter handle
# Output: xml
#
require 'nokogiri'
require 'open-uri'
require 'rss'

# Input checking and Help
if ARGV[0].nil?
  puts 'No argument given.'
  puts 'Please provide twitterhandle as argument'
  puts ''
  puts 'Syntax:'
  puts " #{__FILE__} <twitterhandle>"
  puts ''
  puts 'Example:'
  puts " #{__FILE__} rubygems"
  exit 1
else
  url = 'https://twitter.com/' + ARGV[0].to_s.gsub(/^@/, '')
end

page = Nokogiri::HTML(open(url))

# RSS feed
rss = RSS::Maker.make('atom') do |maker|
  maker.channel.author = page.css('title')
  maker.channel.updated = Time.now.to_s
  maker.channel.about = url
  maker.channel.title = page.css('title')

  # Feed Logo
  logo = page.css('img.ProfileAvatar-image')
  logo.each{|logourl| maker.channel.logo = logourl['src']}

  page.css('.content').each do |tweet|
    maker.items.new_item do |item|

      item.content.content  = tweet.css('.tweet-text').text
      item.description      = tweet.css('.tweet-text').text
      item.title            = tweet.css('.tweet-text').text 
      item.updated          = Time.now.to_s
      dates                 = tweet.css('a.tweet-timestamp')
      dates.each do |link|
        item.pubDate  = Time.parse(link['title'].gsub(/^(\d{2})\.(\d{2})/,'\1:\2'))
        item.link     = 'https://twitter.com' + link['href']
        item.id       = link['href']
      end

    end
  end

end

# Output RSS(XML)
puts rss