nixpkgs/pkgs/applications/networking/browsers/firefox/update.nix
2018-05-12 19:51:04 +09:00

32 lines
815 B
Nix

{ writeScript
, lib
, xidel
, common-updater-scripts
, coreutils
, gnused
, gnugrep
, curl
, attrPath
, baseUrl ? "http://archive.mozilla.org/pub/firefox/releases/"
, versionSuffix ? ""
}:
writeScript "update-${attrPath}" ''
PATH=${lib.makeBinPath [ common-updater-scripts coreutils curl gnugrep gnused xidel ]}
url=${baseUrl}
# retriving latest released version
# - extracts all links from the $url
# - extracts lines only with number and dots followed by a slash
# - removes trailing slash
# - sorts everything with semver in mind
# - picks up latest release
version=`xidel -s $url --extract "//a" | \
grep "^[0-9.]*${versionSuffix}/$" | \
sed s/[/]$// | \
sort --version-sort | \
tail -n 1`
update-source-version ${attrPath} "$version"
''