elixir_sips.rb

require 'mechanize'
module ElixirSips

  def self.download
    SipsDown.new.download
  end

  class Settings
    attr_reader :hash
    def initialize
      path = File.expand_path('settings.yml', __dir__)
      @hash = YAML.load(File.read(path))
    end

    def [](key)
      hash[key]
    end
  end

  class SipsDown < Mechanize
    def secrets
      @secrets ||= Settings.new
    end
    def login
      puts 'Login in...'
      login_page = get('https://elixirsips.dpdcart.com/subscriber/logout')
      login_form = login_page.forms.first
      login_form.username = secrets['username']
      login_form.password = secrets['password']
      @list_page = submit(login_form, login_form.buttons.first)
    end

    def list_page
      @list_page ||= login
    end

    def show_links
      @show_links ||= list_page.links_with(href: /\/subscriber\/post\?id=\d+#files/).reverse
    end

    def download
      show_links.each do |link|
        transact do
          show = ShowPage.new(click(link), secrets)
          puts "Inside ShowPage #{show.title}"
          show.files_to_download.each do |stupdi_file|
            local_file = ::File.join(show.folder, stupdi_file.text)
            if ::File.exist?(local_file)
              puts "File Already exists #{local_file}"
              next
            end
            dowload_file(
              show.folder,
              stupdi_file,
              stupdi_file.text
            )
          end
        end
      end
    end
    private

    def dowload_file(folder, link, file_name)
      unless ['.markdown', '.mp4', '.md', '.tar.gz', '.txt'].any?{ |ext| file_name.include?(ext) }
        puts "Skiping file: #{file_name}"
        return
      end
      unless Dir.exists?(folder)
        puts "Creating folder #{folder}"
        FileUtils.mkdir_p(folder)
      end
      puts "Downloading #{file_name}"
      file = click(link)
      file.save("#{folder}/#{file_name}")
      puts "Download FINISHED_________________________________________________"
    end

  end
  ShowPage = Struct.new(:page, :secrets) do
    def title
      page.title
    end
    def files_to_download
      page.links_with(href: /\/subscriber\/download\?file_id=\d/)
    end

    def folder
      File.join(secrets['download_folder'], title).gsub(' | Elixir Sips', '')
    end
  end
end