microblogger_bitly.rb

  def shorten_url(message)
    puts "Shortening links..."
    
    urls = Hash.new(0)
    url = message.split.select{|item| item.include?("http") || item.include?("www")}
    text = message.split.select{|item| !url.include?(item)}.join(" ")
    
    url.each do |item|
      url_index = message.split.index(item)
      item = "https://" + item unless item.include?("https://")
      Bitly.use_api_version_3
      bitly = Bitly.new("###", "####")
      item = bitly.shorten(item).short_url
      urls[item] = url_index
    end
    
    new_message = text
    urls.each do |item, i|
      new_message = new_message.split.insert(i, item).join(" ")
    end
    
    puts "New tweet: #{new_message}"
    new_message
  end