Felitendo
b17ec7b0b0
Upstream moved to an "ow" electron-updater channel with a filename suffix; latest_version checks both channels (vercmp picks the winner) and refresh_checksums keeps the _appimage filename in sync. Also clean up downloaded .AppImage files like the other source leftovers.
47 lines
1.6 KiB
Bash
47 lines
1.6 KiB
Bash
# lunar-client-bin - Lunar Client (https://lunarclient.com), Minecraft PvP
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# modpack launcher, proprietary Electron AppImage.
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#
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# Upstream hosts versioned AppImages itself, so there is no build_artifact():
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# on a new version pkgver, the artifact filename (_appimage) and the checksum
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# are refreshed. Upstream currently publishes on the "ow" electron-updater
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# channel (latest-ow-linux.yml) with an -ow filename suffix; the old plain
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# channel (latest-linux.yml) went stale but is still checked in case they
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# switch back - whichever carries the higher version wins.
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DL_BASE="https://launcherupdates.lunarclientcdn.com"
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_channel_version() {
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curl -sf "$DL_BASE/$1" | grep -Po '^version: \K\S+'
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}
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latest_version() {
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local a b
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a="$(_channel_version latest-ow-linux.yml | sed 's/-.*//')"
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b="$(_channel_version latest-linux.yml | sed 's/-.*//')"
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[[ -n "$a" || -n "$b" ]] || return 1
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if [[ -n "$a" && -n "$b" ]]; then
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if [[ "$(vercmp "$a" "$b")" -ge 0 ]]; then echo "$a"; else echo "$b"; fi
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else
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echo "${a:-$b}"
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fi
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}
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# refresh_checksums <version> <pkgbuild-path>
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refresh_checksums() {
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local ver="$1" pkgbuild="$2"
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local yml file sha
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for yml in latest-ow-linux.yml latest-linux.yml; do
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file="$(curl -sf "$DL_BASE/$yml" | grep -Po '^path: \K.*\.AppImage')"
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[[ "$file" == *"$ver"* ]] && break
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file=""
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done
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[[ -n "$file" ]] || { echo "no updater channel carries version $ver" >&2; return 1; }
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file="${file// /%20}"
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sha="$(curl -sfL "$DL_BASE/$file" | sha256sum | cut -d' ' -f1)"
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sed -i \
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-e "s|^_appimage=.*|_appimage=\"$file\"|" \
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-e "s|^sha256sums=.*|sha256sums=('$sha')|" \
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"$pkgbuild"
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}
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