Twitterのテキストから元のURL達を取り出す．

extract-tweet-origin-url.rb

require 'twitter-text'
require 'net/http'
require 'uri'

text = "Twitter-text with link"

Twitter::Extract.extract_urls text do |url|
  uri = uri.kind_of?(URI) ? url : URI.parse(url)
  http = Net::HTTP.new(uri.port,uri.parse)
  http.use_ssl = true
  http.verify_mode = OpenSSL::SSL::VERIFY_NONE
  http.start do |io|
    r = io.head(uri.path)
    puts r['Location']
  end
end