[R] Can I use PhantomJS or assume a firefox instalattion for usage with RSelenium in CRAN Machines?
Marcelo Perlin
marceloperlin at gmail.com
Mon May 23 20:42:54 CEST 2016
Thanks David,
I figured out a way to get the data I want without RSelenium.
Apreciate the help, though.
Best,
On Thu, May 19, 2016 at 8:51 PM, David Winsemius <dwinsemius at comcast.net>
wrote:
>
> > On May 19, 2016, at 7:49 AM, Marcelo Perlin <marceloperlin at gmail.com>
> wrote:
> >
> > Hi Guys,
> >
> > First time posting here.
> >
> > I have a CRAN package called GetTDData that downloads and reads public
> data
> > from a government website (
> > http://www.tesouro.fazenda.gov.br/tesouro-direto-balanco-e-estatisticas
> ).
> >
> > Recently (today), the website has changed its structure by removing
> > permanent links of the files and creating a "random" html address for the
> > files that really matter. This means that when I download the souce html
> > code, I don't have the information for the actual links, but just a bunch
> > of code.
> >
> > In the past I have dealed with this type of problem by forcing the
> > renderization of the page using RSelenium with firefox or PhantomJS and
> > then capturing the desired href locations.
> >
> > My question is, if integrate my code with RSelenium using firefox or
> > PhantonJS, will it pass on all arquitectures (win, linux, solaris) of
> CRAN?
>
> I dn't have a lot of experience at this but I can say that at least one
> person whose experience I trust recentlyreported in Rhelp that RSelenium
> tends to be a fragile interface. Nonetheless, he does use it on occasion
> and it clearly "works" on more than one platform. If your code is not
> confidential and the website has at least a guest login capacity, you could
> post it here and ask for trial runs on whatever platform(s) you may not
> have testing capacities for.
>
> >
> > --
> > Marcelo Perlin
> > Professor Adjunto | Escola de Administração
>
> --
>
> David Winsemius
> Alameda, CA, USA
>
>
--
Marcelo Perlin
Professor Adjunto | Escola de Administração
Universidade Federal do Rio Grande do Sul
Rua Washington Luiz, 855 | 90010-460| Porto Alegre RS| Brasil
Tel.: (51) 3308-3303 | www.ea.ufrgs.br
http://lattes.cnpq.br/3262699324398819
https://sites.google.com/site/marceloperlin/
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