[R] ftp connections for uploading files

[Prof Brian Ripley]

On Thu, 8 Jan 2009, Gábor Csárdi wrote:

> On Thu, Jan 8, 2009 at 5:42 PM, Thomas Loridan <thomas.loridan at gmail.com> wrote:
>> Many thanks for that.
>> I am running R under windows and I am not sure what you mean by this curl?
>
> http://curl.haxx.se/

And it comes as standard on Mac OS X and many Linux distros.
(Generally people who fail to provide the requested information should 
expect to Google for themselves, not expect their helpers to do such 
basic research for them.)

>> Is'nt there a way to ftp via an intrinsic R function?
>
> That I don't know, perhaps some else does. You might want to double
> check the RCurl package.

Yes, I do know about 'intrinsic R', and did you think the author of the R 
Internet connectivity would not have said so if there was? (Also the 
person who provides the RCurl port for Windows.)

>
> Gabor
>
>>
>> Thanks again
>>
>> Thomas
>>
>> 2009/1/8 Prof Brian Ripley <ripley at stats.ox.ac.uk>:
>>> Try system() with curl or a decent ftp client (I don't see that package
>>> RCurl covers this, but it might despite its description only mentioning
>>> HTTP).  From 'man curl'
>>>
>>>   curl offers a busload of useful tricks like proxy support, user authen-
>>>   tication,  ftp upload, HTTP post, SSL connections, cookies, file trans-
>>>   fer resume and more. As you will see below, the amount of features will
>>>   make your head spin!
>>>
>>> Ftp protocols (and there are more than one) are fiendishly complicated,
>>> especially if proxies are involved.
>>>
>>> BTW, this is yet another case where knowing your OS would have helped give a
>>> more precise answer. See the posting guide.
>>>
>>> On Thu, 8 Jan 2009, Thomas Loridan wrote:
>>>
>>>> Hi all,
>>>>
>>>> I would like to upload some plots I create wth R via ftp or something
>>>> similar but I don t really understand which command/syntax I should
>>>> use:
>>>> should I go for  make.socket + write.socket or try and create
>>>> environment variables like frp_proxy_user and then ftp my files? how?
>>>>
>>>> many thanks for your help
>>>>
>>>> Thomas

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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