I can't comment for CRAN, but generally, shorteners are considered security
risk so regardless of the 301 handling I think flagging those is a good idea.
Also I think it is particularly bad to use them in manuals because it hides the
target so the user has no idea what hey will get.
Cheers,
Simon
> On Sep 17, 2020, at 5:35 AM, Gábor Csárdi <csardi.ga...@gmail.com> wrote:
>
> Dear all,
>
> the new CRAN URL checks flag HTTP 301 redirects. While I understand
> the intent, I think this is unfortunate, because several URL shortener
> services use 301 redirects, and often a shorter URL is actually better
> in a manual page than a longer one that can be several lines long in
> the console and also potentially truncated in the PDF manual.
>
> Some example shorteners that are flagged:
>
>> db <- tools:::url_db(c("https://nyti.ms";, "https://t.co/mtXLLfYOYE";),
>> "README")
>> tools:::check_url_db(db)
> URL: https://nyti.ms (moved to https://www.nytimes.com/)
> From: README
> Status: 200
> Message: OK
>
> URL: https://t.co/mtXLLfYOYE (moved to
> https://www.bbc.co.uk/news/blogs-trending-47975564)
> From: README
> Status: 200
> Message: OK
>
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