feat: add bds core, locale updates and safety fixes

lib/download.sh

@@ -0,0 +1,65 @@
+#!/usr/bin/env bash
+
+http_get() {
+  local url="$1"
+  curl -fsSL -H "User-Agent: AstraDeploy/${DEPLOY_VERSION}" "$url"
+}
+
+get_papermc_download_url() {
+  local project="$1"
+  local version="$2"
+
+  if [[ "$version" == "latest" ]]; then
+    version="$(http_get "https://fill.papermc.io/v3/projects/${project}" | jq -r '.versions | if type=="array" then .[-1] else (to_entries | last | .value[0]) end')"
+  fi
+
+  local builds_json
+  builds_json="$(http_get "https://fill.papermc.io/v3/projects/${project}/versions/${version}/builds")"
+  local url
+  url="$(printf '%s\n' "$builds_json" | jq -r '.builds | map(select(.channel=="STABLE")) | .[0].downloads."server:default".url // empty')"
+  if [[ -z "$url" || "$url" == "null" ]]; then
+    fail "$(t no_stable_build "$project" "$version")"
+  fi
+  echo "$url"
+}
+
+get_purpur_download_url() {
+  local version="$1"
+  local build="${2:-latest}"
+
+  if [[ "$version" == "latest" ]]; then
+    version="$(http_get "https://api.purpurmc.org/v2/purpur/" | jq -r '.versions | .[-1]')"
+  fi
+
+  if [[ "$build" == "latest" ]]; then
+    echo "https://api.purpurmc.org/v2/purpur/${version}/latest/download"
+  else
+    echo "https://api.purpurmc.org/v2/purpur/${version}/${build}/download"
+  fi
+}
+
+get_github_release_asset_url() {
+  local repo="$1"
+  local pattern="$2"
+  http_get "https://api.github.com/repos/${repo}/releases/latest" \
+    | jq -r --arg pattern "$pattern" '.assets[] | select(.name | test($pattern)) | .browser_download_url' | head -n 1
+}
+
+download_as_user() {
+  local url="$1"
+  local target="$2"
+
+  emit_step "download_start" "$url"
+  run_cmd sudo -u "$SERVER_USER" bash -lc "curl -fL \"$url\" -o \"${target}\""
+  emit_step "download_completed" "$target"
+}
+
+download_as_user_atomic() {
+  local url="$1"
+  local target="$2"
+  local tmp="${target}.tmp.${RANDOM}.$(date +%s)"
+
+  download_as_user "$url" "$tmp"
+  run_cmd mv "$tmp" "$target"
+  emit_step "download_swap" "$target"
+}