Export Frontmost Acorn to PNG, Upload to imgur, Get URL back to clipboard

acorn_imgur_export.rb

#!/usr/bin/env ruby

require "rubygems"
require "imgur"
require "appscript"
include Appscript

# get your imgur API key here: http://imgur.com/register/api
imgur_api = "xxxxxxxxxxxxxxxxx"

acorn = app("Acorn")

# [0] is always the frontmost document
img = acorn.documents[0].get

basename =  File.basename(img.name.get, '.*') 

export_path = "/tmp/#{basename}.png"

img.web_export(:in => export_path, :as => :PNG)

i = Imgur::API.new(imgur_api)

imgur_hash = i.upload_file(export_path)["image_hash"]

img_url = "http://i.imgur.com/#{imgur_hash}"

# copy the path out to the system clipboard
`echo #{img_url}|pbcopy`