[R-pkg-devel] CRAN stable download url?

[Zhian Kamvar]

You might try using MRAN snapshots: https://mran.revolutionanalytics.com/documents/rro/reproducibility#standard <https://mran.revolutionanalytics.com/documents/rro/reproducibility#standard>

For example:
https://cran.microsoft.com/snapshot/2018-01-01/src/contrib/yaml_2.1.16.tar.gz <https://cran.microsoft.com/snapshot/2018-01-01/src/contrib/yaml_2.1.16.tar.gz>

-----
Zhian N. Kamvar, Ph. D.
Postdoctoral Researcher (Everhart Lab)
Department of Plant Pathology
University of Nebraska-Lincoln
ORCID: 0000-0003-1458-7108




> On Mar 8, 2018, at 14:39 , Jonathon Love <jon at thon.cc> wrote:
> 
> hi,
> 
> i'm bundling some R packages to go into a flatpak/flathub application. for that it is necessary to provide the download URLs for all the required dependencies in advance - including R packages. this works, *except* when an R package version transitions from being the current version, to being archived.
> 
> the current version will be, say:
> 
> https://cran.r-project.org/src/contrib/yaml_2.1.16.tar.gz
> 
> then when yaml 2.1.17 comes out (which it just has), that url will return a 404, and has become:
> 
> https://cran.r-project.org/src/contrib/Archive/yaml/yaml_2.1.16.tar.gz
> 
> this means everything breaks when a new version of an R package comes out.
> 
> does anyone know if a stable url exists for R packages?
> 
> with thanks
> 
> jonathon
> 
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