googl2.rb

# -- coding: utf-8
=begin
goo.gl shortener plugin without API Keys.
It based on https://gist.github.com/905426

    ⚡ long long long long text over 140+ http://www.yahoo.co.jp/
    update 'long long long long text over 140+ http://goo.gl/r5Pl' [Yn] 

Or manually, following command is put shorten URLs into history

    ⚡ :googl http://yahoo.com/ http://www.msn.com/
    update 'http://goo.gl/r5Pl http://goo.gl/8gCU' [Yn] 
=end

require "uri"
require "net/http"
require "rubygems"
require "json"

Earthquake.init do
  _ = config[:googl2] ||= {}
  _[:only_long_tweet] ||= true

  shorten = proc do |url|
    res = Net::HTTP.post_form(
      URI.parse("http://goo.gl/api/shorten"),
      {"url" => url}
    )
    j = JSON.parse(res.body)
    j["short_url"] || url
  end

  command :googl do |m|
    s = m[1].split(/\s+/).map{|url| shorten.call(url) }.join(" ")
    Readline::HISTORY.push(s)
    input s
  end

  input_filter do |text|
    if text =~ /^:(update|reply)/ && (!_[:only_long_tweet] || text.size > 140)
      text.gsub(URI.regexp(['http','https'])) do |url|
        shorten.call(url)
      end
    else
      text
    end
  end
end