src/open_uri_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 require 'src/uri_utilities'
  20
  21 class OpenUriDownloader < Downloader
  22
  23   def download(url, outfile, headers = {}, continue = false)
  24     if File.exists?(outfile)
  25       raise IOError.new("Output file already exists. Please remove #{outfile}, and try again.")
  26     end
  27
  28     uri = URI.parse(url)
  29
  30     uu = UriUtilities.new()
  31     puts "Fetching #{url}"
  32     puts "Saving as #{outfile}."
  33     puts ''
  34     uu.download_with_progress_bar(uri, outfile, headers)
  35   end
  36
  37 end