[REBOL] Re: How to identify a script as a browser?
From: carlos:lorenz:gma:il at: 12-Sep-2007 14:47
Anton,
I thought it was something related to browser identification but you have
showed me I was wrong in fact.
In fact the next page produced by the javascript is what I need to read in
order to measure my connection.
thanks
2007/9/12, Anton Rolls <anton-wilddsl.net.au>:
>
> Hi Carlos,
>
> I don't think this problem has anything to
> do with browser identification.
>
> From my proxy log:
>
> Request: www.altanet.psi.br/velocidade/initialmeter.php
> Request: www.altanet.psi.br/velocidade/style.css
> Request: www.altanet.psi.br/favicon.ico
> Request: www.altanet.psi.br/velocidade/meter.php?kbps=104857.6
> Request:
>
> www.altanet.psi.br/velocidade/results.php?kbps=11686.2&downloadtime=2.103&KB
> =3000&recorded=1
> Request: www.altanet.psi.br/velocidade/images/1.gif
> Request: www.altanet.psi.br/velocidade/images/2.gif
> Request: www.altanet.psi.br/velocidade/images/3.gif
> Request: www.altanet.psi.br/velocidade/images/4.gif
> Request: www.altanet.psi.br/velocidade/images/5.gif
> Request: www.altanet.psi.br/velocidade/images/you.gif
>
> The first page contains javascript which constructs
> a url algorithmically and loads the next page from it.
>
> Extra confusion is probably caused by the fact
> that the initial page contains a lot of binary
> (~130kb) in the middle, sandwiched between valid-looking
> html.
>
> This binary appears to be simply to make the page
> load more slowly so that the speed can be measured.
> But the binary part of the page contains some characters
> which can't be printed in the Rebol console.
> Those characters prevent the entire page being printed,
> soon after the binary begins.
>
> You can read the whole page by doing this:
>
> url: http://www.altanet.psi.br/velocidade/initialmeter.php
> bin: read/binary url
> write/binary %page.html bin
>
> Then open page.html in your favourite editor.
>
> You could time the page download and use rebol to construct
> the url in a similar way as the javascript does.
>
> Regards,
>
> Anton.
>
> > Alessandro,
> >
> > On this page
> > http://www.altanet.psi.br/velocidade/initialmeter.php there is
> > a speed meter that I want to monitor using a simple "read" within a
> REBOL
> > script. This page is generated by a PHP script that somehow knows
> > that I am
> > not using a web browser to navigate it and hides some information on the
> > page from me.
> >
> > So I thought if I could "identify" my REBOL script as a web bowser maybe
> I
> > could read all the info I need form that page
>
> > > > Carlos Lorenz
>
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>
--
Carlos Lorenz
www.revistaeletronica.com.br
Unidade Lorenz Ltda
(11) 4034 1971
