Class: X2CH::Agent

Inherits:
Object
  • Object
show all
Defined in:
lib/x2ch.rb

Class Method Summary collapse

Class Method Details

.download(url, if_modified_since = nil, range = nil) ⇒ Object 



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# File 'lib/x2ch.rb', line 115

def self.download(url, if_modified_since = nil, range = nil)
  header = {"User-Agent" => "Monazilla/1.00 (x2ch/#{X2CH::VERSION})", "Accept-Encoding" => 'gzip'}
  if if_modified_since
    header["If-Modified-Since"] = if_modified_since
  end
  if range
    header["Range"] = range
  end
  begin
    res = open(url, header){|f|
      body = nil
      if f.content_encoding.index('gzip')
        body = Zlib::GzipReader.new(f).read.toutf8
      else
        body = f.read.toutf8
      end
      [body, f.status, f.last_modified, f.content_encoding, body.size]
    }
  rescue OpenURI::HTTPError => e
    raise DownloadError.new(e.message)
  end
  StringResponse.new(res[0], res[1], res[2], res[3], res[4])
end