Rakefile

require 'bundler'
require 'fileutils'
require 'tmpdir'
require 'rest_client'
require 'json'
require 'rubygems/package'

require 'rspec/core/rake_task'
RSpec::Core::RakeTask.new(:spec)
task :default => :spec

Bundler::GemHelper.install_tasks

namespace :cloudinary do
  desc "Fetch the latest JavaScript library files and create the JavaScript index files"
  task :fetch_assets do
    index_files      = %w[jquery.ui.widget.js jquery.iframe-transport.js jquery.fileupload.js jquery.cloudinary.js]
    processing_files = %w[canvas-to-blob.min.js load-image.all.min.js jquery.fileupload-process.js jquery.fileupload-image.js jquery.fileupload-validate.js]
    files            = index_files + processing_files

    release = JSON(RestClient.get("https://api.github.com/repos/cloudinary/cloudinary_js/releases/latest"))

    FileUtils.rm_rf 'vendor/assets'
    html_folder = 'vendor/assets/html'
    FileUtils.mkdir_p html_folder
    js_folder = 'vendor/assets/javascripts/cloudinary'
    FileUtils.mkdir_p js_folder

    puts "Fetching cloudinary_js version #{release["tag_name"]}\n\n"
    sio  = StringIO.new(RestClient.get(release["tarball_url"]).body)
    file =Zlib::GzipReader.new(sio)
    tar  = Gem::Package::TarReader.new(file)
    tar.each_entry do |entry|
      name = File.basename(entry.full_name)
      if files.include? name
        js_full_name = File.join(js_folder, name)
        puts "Adding #{js_full_name}"
        File.write js_full_name, entry.read
      elsif name == 'cloudinary_cors.html'
        html_full_name = File.join(html_folder, name)
        puts "Adding #{html_full_name}"
        File.write html_full_name, entry.read
      end
    end
    puts "Creating 'index.js' and 'processing.js' files"
    File.open("vendor/assets/javascripts/cloudinary/index.js", "w") do |f|
      index_files.each { |name| f.puts "//= require ./#{name}" }
    end
    File.open("vendor/assets/javascripts/cloudinary/processing.js", "w") do |f|
      processing_files.each { |name| f.puts "//= require ./#{name}" }
    end
  end

end
task :build => "cloudinary:fetch_assets"