summaryrefslogtreecommitdiff
path: root/tool/downloader.rb
blob: 5d5efe541a330c7a7f890726760ce7f8483ac09e (plain)
1
2
3
4
5
6
7
8
9
10
11
require 'open-uri'

class Downloader
  def self.download(url, name, dir = nil)
    data = URI(url).read
    file = dir ? File.join(dir, name) : name
    open(file, "wb", 0755) {|f| f.write(data)}
  rescue => e
    raise "failed to download #{name}\n#{e.message}: #{uri}"
  end
end