GitHubGist.dropzone

#!/usr/bin/ruby
 
# Dropzone Destination Info
# Name: GitHub Gist
# Description: Share file with GitHub Gist pastie service.
# Handles: NSFilenamesPboardType
# Creator: Paul William
# URL: http://entropytheblog.com
# IconURL: http://img505.imageshack.us/img505/1452/gist.png

# code from http://github.com/defunkt/gist/blob/master/gist.rb 
require 'open-uri'
require 'net/http'

# must set to true be private, you cannot delete anonymous gists
GIST_PRIVATE = true

# These can be found at https://github.com/account
GITHUB_USERNAME = ""
GITHUB_API_TOKEN = ""
 
module Gist
  extend self
 
  @@gist_url = 'http://gist.github.com/%s.txt'
  
  def write(content, private_gist)
    url = URI.parse('http://gist.github.com/gists')
    req = Net::HTTP.post_form(url, data(nil, nil, content, private_gist))
    return req['Location']
  end
  
private
 
  def data(name, ext, content, private_gist)
    return {
      'file_ext[gistfile1]' => ext,
      'file_name[gistfile1]' => name,
      'file_contents[gistfile1]' => content
    }.merge(private_gist ? { 'private' => 'on' } : {}).merge(auth)
  end
 
  def auth
    user = GITHUB_USERNAME
    token = GITHUB_API_TOKEN
    user.empty? ? return_error("Cannot find username/password") : { :login => user, :token => token }
  end
end
 
def dragged
  $dz.determinate(false)
  file_path = $items[0]
  
  $dz.begin("Uploading ...")

  begin
    url = Gist.write(File.open(file_path).read, GIST_PRIVATE)
    $dz.finish("URL is now on clipboard.")
    $dz.url(url)
  rescue Exception => e
    return_error("Error uploading!")
  end
  
end

def clicked
  return_error("You clicked me!")
end

def return_error(message)
  $dz.finish(message)
  $dz.url("0")
  exit
end