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Try using the public github api if rpkg-api is down #68

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Try using the public github api if rpkg-api is down #68

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9b78c53
if rpkg-api is down, try using the public github api
patrickvossler18 Dec 1, 2020
1293e1d
Add news bullet referencing issue #69
patrickvossler18 Dec 21, 2020
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1 change: 1 addition & 0 deletions NEWS.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

* `get_wikipidia()` renamed to `get_wikipedia()`.
* `valid_package_name()` now correctly checks a package name according to CRAN policy (@KevCaz, #61).
* `available_on_github()` now uses the public GitHub API if the rpkg-api is down (@patrickvossler18, #69).

# available 1.0.4

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37 changes: 29 additions & 8 deletions R/github.R
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Expand Up @@ -29,14 +29,35 @@ available_on_github <- function(name) {
}

gh_pkg <- memoise::memoise(function(pkg) {
res <- jsonlite::fromJSON(paste0("http://rpkg-api.gepuro.net/rpkg?q=", pkg))
if (length(res) == 0) {
return(data.frame(pkg_name = character(), pkg_location = character(), pkg_org = character()))
}
res$pkg_location <- res$pkg_name
res$pkg_org <- vapply(strsplit(res$pkg_location, "/"), `[[`, character(1), 1)
res$pkg_name <- vapply(strsplit(res$pkg_location, "/"), `[[`, character(1), 2)
res[!(res$pkg_org == "cran" | res$pkg_org == "Bioconductor-mirror"), ]
tryCatch({
rpkg_res <- jsonlite::fromJSON(paste0("http://rpkg-api.gepuro.net/rpkg?q=", pkg))
if (length(rpkg_res) == 0) {
return(data.frame(pkg_name = character(), pkg_location = character(), pkg_org = character()))
}
rpkg_res$pkg_location <- rpkg_res$pkg_name
rpkg_res$pkg_org <- vapply(strsplit(rpkg_res$pkg_location, "/"), `[[`, character(1), 1)
rpkg_res$pkg_name <- vapply(strsplit(rpkg_res$pkg_location, "/"), `[[`, character(1), 2)
rpkg_res[!(rpkg_res$pkg_org == "cran" | rpkg_res$pkg_org == "Bioconductor-mirror"), ]
},
error = function(cond){
message("Got an error trying to use rpkg-api, trying GitHub's api")
message("Here's the original error message:")
message(paste0(cond, "\n"))

gh_api_res <- jsonlite::fromJSON(paste0("https://api.github.com/search/repositories?q=",
pkg,"+language:R&sort=stars&order=desc"))$items

if (length(gh_api_res) == 0) {
return(data.frame(pkg_name = character(), pkg_location = character(), pkg_org = character()))
}

gh_res <- data.frame(pkg_location = gh_api_res$full_name)
gh_res$pkg_org <- vapply(strsplit(gh_res$pkg_location, "/"), `[[`, character(1), 1)
gh_res$pkg_name <- vapply(strsplit(gh_res$pkg_location, "/"), `[[`, character(1), 2)
gh_res[!(gh_res$pkg_org == "cran" | gh_res$pkg_org == "Bioconductor-mirror"), ]


})
})

#' @export
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