src/downloader.rb

   1 #
   2 # Copyright Michael Orlitzky
   3 #
   4 # http://michael.orlitzky.com/
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # http://www.fsf.org/licensing/licenses/gpl.html
  17 #
  18
  19 class Downloader
  20
  21   def self.create(download_method)
  22     # Return the subclass corresponding to download_method.
  23     case download_method
  24     when :openuri
  25       return OpenUriDownloader.new()
  26     when :wget
  27       return WgetDownloader.new()
  28     end
  29   end
  30
  31
  32   # Abstract
  33   def download(url, outfile, headers = {}, continue = false)
  34     raise NotImplementedError
  35   end
  36
  37 end
  38
  39
  40 # This is wacky, but seems to work.
  41 require 'src/wget_downloader'
  42 require 'src/open_uri_downloader'