1 files changed, 34 insertions, 0 deletions
diff --git a/update_version.sh b/update_version.sh
new file mode 100755
index 000000000000..17c13c4625a8
--- /dev/null
+++ b/update_version.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+
+set -e
+. /usr/share/makepkg/util/util.sh
+
+warning "This script calls out to papermc's API to determine the latest"
+warning "version and build number. Press Ctrl+C within 2 seconds to abort."
+sleep 2
+
+mcver=$(curl -s "https://papermc.io/api/v2/projects/waterfall" | jq -r '.version_groups[-1]')
+
+if ! [[ "$mcver" =~ ^1\.[0-9]{2}$ ]]; then
+	error "Minecraft version doesn't seem sensible: $mcver"
+	exit 1
+fi
+
+build=$(curl -s "https://papermc.io/api/v2/projects/waterfall/versions/${mcver}" | jq -r '.builds[-1]')
+
+if ! [[ "$build" =~ ^[0-9]{3,5}$ ]]; then
+	error "Build number doesn't seem sensible: $build"
+	exit 1
+fi
+
+msg "Using minecraft version: ${mcver} / waterfall build: ${build}"
+
+sed -re "/^_mcver=/ c _mcver=${mcver}" -e "/^_build=/ c _build=${build}" -i PKGBUILD
+
+# delete sha256sums, but leave a placeholder as a hint to use sha256 and not md5
+sed -zre "s;sha256sums=\('([a-f0-9]{64}|SKIP)'(\n *'([a-f0-9]{64}|SKIP)')*\);sha256sums=('SKIP');g" -i PKGBUILD
+
+makepkg -g >> PKGBUILD
+sed -re "/^sha256sums=\('SKIP'\)$/ d" -i PKGBUILD
+
+makepkg --printsrcinfo > .SRCINFO