From: jeff@... (Jeff Schilling)
Date: 2002-12-15T21:18:55+09:00
Subject: Re: Ruby zlib on 1.7.3/W2k - uncompressing value from http get

thanks.

I guess I was under the impression that the inflator would work the same.

In any case, the combo of StringIO and GzipReader did the trick.

-Jeff

Mark Wilson <mwilson13@cox.net> wrote in message news:<89123A4B-0FE9-11D7-8B25-000393876156@cox.net>...
> See:
> 
> http://www.blue.sky.or.jp/atelier/ruby/zlib.en.html
> 
> For gzip you have to use Zlib::Gzip and a GzipReader object.
> 
> 
> On Saturday, December 14, 2002, at 11:35 PM, Jeff Schilling wrote:
> 
> > I am using the PragProg 1.7.3 distro of ruby which includes zlib 0.5.1
> >
> > I am trying to decode the response.body from an HTTP request.
> >
> > Like this:
> >        headers["Accept-encoding"] = "gzip"
> >        uri = URI.parse(source)
> >        h = Net::HTTP.new(uri.host)
> >        resp = h.get(uri.path, headers)
> >        puts "Code = #{resp.code}"
> >        puts "Message = #{resp.message}"
> >        resp.each {|key, val| printf "%-14s = %-40.40s\n", key, val }
> >        data = resp.body
> >        if resp.fetch('content-encoding', 'None') == 'gzip'
> >           begin
> >            pp data[0..2]
> >            data = Zlib::Inflate.inflate(data)
> >           rescue StandardError => err
> >              print "Zlib error: #{err}\n"
> >           end
> >        end
> >
> > This always results in : Zlib error: unknown compression method
> >
> > Byte 2 of the string is \010 - which is correct.
> >
> > Anyone seen this?
> >
> > Thanks in advance.
> >
> > -Jeff
> >
> >